From fa0ce80a22ff850be094e6ff4ec7b14d5c8eaec9 Mon Sep 17 00:00:00 2001
From: Matt McCormick <matt.mccormick@kitware.com>
Date: Tue, 3 Oct 2023 20:39:43 -0400
Subject: [PATCH] feat(image-io): bindgen updates for output files

---
 .../typescript/src/vector-magnitude-node.ts   |   2 +-
 .../typescript/src/vector-magnitude.ts        |   2 +-
 .../typescript/src/compress-stringify-node.ts |   2 +-
 .../typescript/src/compress-stringify.ts      |   2 +-
 .../src/parse-string-decompress-node.ts       |   2 +-
 .../typescript/src/parse-string-decompress.ts |   2 +-
 .../apply-presentation-state-to-image-node.ts |   6 +-
 .../src/apply-presentation-state-to-image.ts  |   4 +-
 .../src/read-dicom-encapsulated-pdf-node.ts   |   3 +-
 .../src/read-dicom-encapsulated-pdf.ts        |   2 +-
 .../src/structured-report-to-html-node.ts     |   3 +-
 .../src/structured-report-to-html.ts          |   2 +-
 .../src/structured-report-to-text-node.ts     |   3 +-
 .../src/structured-report-to-text.ts          |   2 +-
 .../typescript/src/bio-rad-read-image-node.ts |   3 +-
 .../typescript/src/bio-rad-read-image.ts      |   2 +-
 .../src/bio-rad-write-image-node-result.ts    |   2 -
 .../src/bio-rad-write-image-node.ts           |   8 +-
 .../src/bio-rad-write-image-options.ts        |   3 -
 .../typescript/src/bio-rad-write-image.ts     |   9 +-
 .../typescript/src/bmp-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/bmp-read-image.ts |   2 +-
 .../src/bmp-write-image-node-result.ts        |   2 -
 .../typescript/src/bmp-write-image-node.ts    |   8 +-
 .../typescript/src/bmp-write-image-options.ts |   3 -
 .../typescript/src/bmp-write-image.ts         |   9 +-
 .../typescript/src/fdf-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/fdf-read-image.ts |   2 +-
 .../src/fdf-write-image-node-result.ts        |   2 -
 .../typescript/src/fdf-write-image-node.ts    |   8 +-
 .../typescript/src/fdf-write-image-options.ts |   3 -
 .../typescript/src/fdf-write-image.ts         |   9 +-
 .../typescript/src/gdcm-read-image-node.ts    |   3 +-
 .../typescript/src/gdcm-read-image.ts         |   2 +-
 .../src/gdcm-write-image-node-result.ts       |   2 -
 .../typescript/src/gdcm-write-image-node.ts   |   8 +-
 .../src/gdcm-write-image-options.ts           |   3 -
 .../typescript/src/gdcm-write-image.ts        |   9 +-
 .../typescript/src/ge-adw-read-image-node.ts  |   3 +-
 .../typescript/src/ge-adw-read-image.ts       |   2 +-
 .../src/ge-adw-write-image-node-result.ts     |   2 -
 .../typescript/src/ge-adw-write-image-node.ts |   8 +-
 .../src/ge-adw-write-image-options.ts         |   3 -
 .../typescript/src/ge-adw-write-image.ts      |   9 +-
 .../typescript/src/ge4-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/ge4-read-image.ts |   2 +-
 .../src/ge4-write-image-node-result.ts        |   2 -
 .../typescript/src/ge4-write-image-node.ts    |   8 +-
 .../typescript/src/ge4-write-image-options.ts |   3 -
 .../typescript/src/ge4-write-image.ts         |   9 +-
 .../typescript/src/ge5-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/ge5-read-image.ts |   2 +-
 .../src/ge5-write-image-node-result.ts        |   2 -
 .../typescript/src/ge5-write-image-node.ts    |   8 +-
 .../typescript/src/ge5-write-image-options.ts |   3 -
 .../typescript/src/ge5-write-image.ts         |   9 +-
 .../typescript/src/gipl-read-image-node.ts    |   3 +-
 .../typescript/src/gipl-read-image.ts         |   2 +-
 .../src/gipl-write-image-node-result.ts       |   2 -
 .../typescript/src/gipl-write-image-node.ts   |   8 +-
 .../src/gipl-write-image-options.ts           |   3 -
 .../typescript/src/gipl-write-image.ts        |   9 +-
 .../typescript/src/hdf5-read-image-node.ts    |   3 +-
 .../typescript/src/hdf5-read-image.ts         |   2 +-
 .../src/hdf5-write-image-node-result.ts       |   2 -
 .../typescript/src/hdf5-write-image-node.ts   |   8 +-
 .../src/hdf5-write-image-options.ts           |   3 -
 .../typescript/src/hdf5-write-image.ts        |   9 +-
 .../image-io/typescript/src/index-node.ts     |   3 +
 packages/image-io/typescript/src/index.ts     |   4 +
 .../typescript/src/jpeg-read-image-node.ts    |   3 +-
 .../typescript/src/jpeg-read-image.ts         |   2 +-
 .../src/jpeg-write-image-node-result.ts       |   2 -
 .../typescript/src/jpeg-write-image-node.ts   |   8 +-
 .../src/jpeg-write-image-options.ts           |   3 -
 .../typescript/src/jpeg-write-image.ts        |   9 +-
 .../typescript/src/lsm-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/lsm-read-image.ts |   2 +-
 .../src/lsm-write-image-node-result.ts        |   2 -
 .../typescript/src/lsm-write-image-node.ts    |   8 +-
 .../typescript/src/lsm-write-image-options.ts |   3 -
 .../typescript/src/lsm-write-image.ts         |   9 +-
 .../typescript/src/meta-read-image-node.ts    |   3 +-
 .../typescript/src/meta-read-image.ts         |   2 +-
 .../src/meta-write-image-node-result.ts       |   2 -
 .../typescript/src/meta-write-image-node.ts   |   8 +-
 .../src/meta-write-image-options.ts           |   3 -
 .../typescript/src/meta-write-image.ts        |   9 +-
 .../typescript/src/mgh-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/mgh-read-image.ts |   2 +-
 .../src/mgh-write-image-node-result.ts        |   2 -
 .../typescript/src/mgh-write-image-node.ts    |   8 +-
 .../typescript/src/mgh-write-image-options.ts |   3 -
 .../typescript/src/mgh-write-image.ts         |   9 +-
 .../typescript/src/minc-read-image-node.ts    |   3 +-
 .../typescript/src/minc-read-image.ts         |   2 +-
 .../src/minc-write-image-node-result.ts       |   2 -
 .../typescript/src/minc-write-image-node.ts   |   8 +-
 .../src/minc-write-image-options.ts           |   3 -
 .../typescript/src/minc-write-image.ts        |   9 +-
 .../typescript/src/mrc-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/mrc-read-image.ts |   2 +-
 .../src/mrc-write-image-node-result.ts        |   2 -
 .../typescript/src/mrc-write-image-node.ts    |   8 +-
 .../typescript/src/mrc-write-image-options.ts |   3 -
 .../typescript/src/mrc-write-image.ts         |   9 +-
 .../typescript/src/nifti-read-image-node.ts   |   3 +-
 .../typescript/src/nifti-read-image.ts        |   2 +-
 .../src/nifti-write-image-node-result.ts      |   2 -
 .../typescript/src/nifti-write-image-node.ts  |   8 +-
 .../src/nifti-write-image-options.ts          |   3 -
 .../typescript/src/nifti-write-image.ts       |   9 +-
 .../typescript/src/nrrd-read-image-node.ts    |   3 +-
 .../typescript/src/nrrd-read-image.ts         |   2 +-
 .../src/nrrd-write-image-node-result.ts       |   2 -
 .../typescript/src/nrrd-write-image-node.ts   |   8 +-
 .../src/nrrd-write-image-options.ts           |   3 -
 .../typescript/src/nrrd-write-image.ts        |   9 +-
 .../typescript/src/png-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/png-read-image.ts |   2 +-
 .../src/png-write-image-node-result.ts        |   2 -
 .../typescript/src/png-write-image-node.ts    |   8 +-
 .../typescript/src/png-write-image-options.ts |   3 -
 .../typescript/src/png-write-image.ts         |   9 +-
 .../typescript/src/scanco-read-image-node.ts  |   3 +-
 .../typescript/src/scanco-read-image.ts       |   2 +-
 .../src/scanco-write-image-node-result.ts     |   2 -
 .../typescript/src/scanco-write-image-node.ts |   8 +-
 .../src/scanco-write-image-options.ts         |   3 -
 .../typescript/src/scanco-write-image.ts      |   9 +-
 .../typescript/src/tiff-read-image-node.ts    |   3 +-
 .../typescript/src/tiff-read-image.ts         |   2 +-
 .../src/tiff-write-image-node-result.ts       |   2 -
 .../typescript/src/tiff-write-image-node.ts   |   8 +-
 .../src/tiff-write-image-options.ts           |   3 -
 .../typescript/src/tiff-write-image.ts        |   9 +-
 .../typescript/src/vtk-read-image-node.ts     |   3 +-
 .../image-io/typescript/src/vtk-read-image.ts |   2 +-
 .../src/vtk-write-image-node-result.ts        |   2 -
 .../typescript/src/vtk-write-image-node.ts    |   8 +-
 .../typescript/src/vtk-write-image-options.ts |   3 -
 .../typescript/src/vtk-write-image.ts         |   9 +-
 .../typescript/src/wasm-read-image-node.ts    |   3 +-
 .../typescript/src/wasm-read-image.ts         |   2 +-
 .../src/wasm-write-image-node-result.ts       |   2 -
 .../typescript/src/wasm-write-image-node.ts   |   8 +-
 .../src/wasm-write-image-options.ts           |   3 -
 .../typescript/src/wasm-write-image.ts        |   9 +-
 .../src/wasm-zstd-read-image-node.ts          |   3 +-
 .../typescript/src/wasm-zstd-read-image.ts    |   2 +-
 .../src/wasm-zstd-write-image-node-result.ts  |   2 -
 .../src/wasm-zstd-write-image-node.ts         |   8 +-
 .../src/wasm-zstd-write-image-options.ts      |   3 -
 .../typescript/src/wasm-zstd-write-image.ts   |   9 +-
 .../test/browser/demo-app/index.html          | 115 +++++++++++-------
 .../typescript/test/browser/demo-app/index.ts |   8 ++
 .../test/browser/demo-app/utilities.js        |  11 ++
 157 files changed, 392 insertions(+), 407 deletions(-)

diff --git a/packages/compare-images/typescript/src/vector-magnitude-node.ts b/packages/compare-images/typescript/src/vector-magnitude-node.ts
index 2af2d542b..de3c2f309 100644
--- a/packages/compare-images/typescript/src/vector-magnitude-node.ts
+++ b/packages/compare-images/typescript/src/vector-magnitude-node.ts
@@ -36,7 +36,7 @@ async function vectorMagnitudeNode(
   const args = []
   // Inputs
   const vectorImageName = '0'
-  args.push(vectorImageName as string)
+  args.push(vectorImageName)
 
   // Outputs
   const magnitudeImageName = '0'
diff --git a/packages/compare-images/typescript/src/vector-magnitude.ts b/packages/compare-images/typescript/src/vector-magnitude.ts
index b4748fa7b..d553a74e2 100644
--- a/packages/compare-images/typescript/src/vector-magnitude.ts
+++ b/packages/compare-images/typescript/src/vector-magnitude.ts
@@ -38,7 +38,7 @@ async function vectorMagnitude(
   const args = []
   // Inputs
   const vectorImageName = '0'
-  args.push(vectorImageName as string)
+  args.push(vectorImageName)
 
   // Outputs
   const magnitudeImageName = '0'
diff --git a/packages/compress-stringify/typescript/src/compress-stringify-node.ts b/packages/compress-stringify/typescript/src/compress-stringify-node.ts
index 2de89a8b1..bc4e981fc 100644
--- a/packages/compress-stringify/typescript/src/compress-stringify-node.ts
+++ b/packages/compress-stringify/typescript/src/compress-stringify-node.ts
@@ -38,7 +38,7 @@ async function compressStringifyNode(
   const args = []
   // Inputs
   const inputName = '0'
-  args.push(inputName as string)
+  args.push(inputName)
 
   // Outputs
   const outputName = '0'
diff --git a/packages/compress-stringify/typescript/src/compress-stringify.ts b/packages/compress-stringify/typescript/src/compress-stringify.ts
index a60ac0dbb..849a5bd35 100644
--- a/packages/compress-stringify/typescript/src/compress-stringify.ts
+++ b/packages/compress-stringify/typescript/src/compress-stringify.ts
@@ -40,7 +40,7 @@ async function compressStringify(
   const args = []
   // Inputs
   const inputName = '0'
-  args.push(inputName as string)
+  args.push(inputName)
 
   // Outputs
   const outputName = '0'
diff --git a/packages/compress-stringify/typescript/src/parse-string-decompress-node.ts b/packages/compress-stringify/typescript/src/parse-string-decompress-node.ts
index b18719d19..bc1170e83 100644
--- a/packages/compress-stringify/typescript/src/parse-string-decompress-node.ts
+++ b/packages/compress-stringify/typescript/src/parse-string-decompress-node.ts
@@ -38,7 +38,7 @@ async function parseStringDecompressNode(
   const args = []
   // Inputs
   const inputName = '0'
-  args.push(inputName as string)
+  args.push(inputName)
 
   // Outputs
   const outputName = '0'
diff --git a/packages/compress-stringify/typescript/src/parse-string-decompress.ts b/packages/compress-stringify/typescript/src/parse-string-decompress.ts
index 4d928b15b..08f195f73 100644
--- a/packages/compress-stringify/typescript/src/parse-string-decompress.ts
+++ b/packages/compress-stringify/typescript/src/parse-string-decompress.ts
@@ -40,7 +40,7 @@ async function parseStringDecompress(
   const args = []
   // Inputs
   const inputName = '0'
-  args.push(inputName as string)
+  args.push(inputName)
 
   // Outputs
   const outputName = '0'
diff --git a/packages/dicom/typescript/src/apply-presentation-state-to-image-node.ts b/packages/dicom/typescript/src/apply-presentation-state-to-image-node.ts
index 2c4649c27..c00f4cf35 100644
--- a/packages/dicom/typescript/src/apply-presentation-state-to-image-node.ts
+++ b/packages/dicom/typescript/src/apply-presentation-state-to-image-node.ts
@@ -45,10 +45,12 @@ async function applyPresentationStateToImageNode(
   const args = []
   // Inputs
   const imageInName = imageIn
-  args.push(imageInName as string)
+  args.push(imageInName)
+  mountDirs.add(path.dirname(imageInName))
 
   const presentationStateFileName = presentationStateFile
-  args.push(presentationStateFileName as string)
+  args.push(presentationStateFileName)
+  mountDirs.add(path.dirname(presentationStateFileName))
 
   // Outputs
   const presentationStateOutStreamName = '0'
diff --git a/packages/dicom/typescript/src/apply-presentation-state-to-image.ts b/packages/dicom/typescript/src/apply-presentation-state-to-image.ts
index d05caef1d..5c28165c7 100644
--- a/packages/dicom/typescript/src/apply-presentation-state-to-image.ts
+++ b/packages/dicom/typescript/src/apply-presentation-state-to-image.ts
@@ -56,10 +56,10 @@ async function applyPresentationStateToImage(
   const args = []
   // Inputs
   const imageInName = (imageInFile as BinaryFile).path
-  args.push(imageInName as string)
+  args.push(imageInName)
 
   const presentationStateFileName = (presentationStateFileFile as BinaryFile).path
-  args.push(presentationStateFileName as string)
+  args.push(presentationStateFileName)
 
   // Outputs
   const presentationStateOutStreamName = '0'
diff --git a/packages/dicom/typescript/src/read-dicom-encapsulated-pdf-node.ts b/packages/dicom/typescript/src/read-dicom-encapsulated-pdf-node.ts
index cbbf03508..e60ec3145 100644
--- a/packages/dicom/typescript/src/read-dicom-encapsulated-pdf-node.ts
+++ b/packages/dicom/typescript/src/read-dicom-encapsulated-pdf-node.ts
@@ -40,7 +40,8 @@ async function readDicomEncapsulatedPdfNode(
   const args = []
   // Inputs
   const dicomFileName = dicomFile
-  args.push(dicomFileName as string)
+  args.push(dicomFileName)
+  mountDirs.add(path.dirname(dicomFileName))
 
   // Outputs
   const pdfBinaryOutputName = '0'
diff --git a/packages/dicom/typescript/src/read-dicom-encapsulated-pdf.ts b/packages/dicom/typescript/src/read-dicom-encapsulated-pdf.ts
index 72ee1c4a1..d16ed44a0 100644
--- a/packages/dicom/typescript/src/read-dicom-encapsulated-pdf.ts
+++ b/packages/dicom/typescript/src/read-dicom-encapsulated-pdf.ts
@@ -46,7 +46,7 @@ async function readDicomEncapsulatedPdf(
   const args = []
   // Inputs
   const dicomFileName = (dicomFileFile as BinaryFile).path
-  args.push(dicomFileName as string)
+  args.push(dicomFileName)
 
   // Outputs
   const pdfBinaryOutputName = '0'
diff --git a/packages/dicom/typescript/src/structured-report-to-html-node.ts b/packages/dicom/typescript/src/structured-report-to-html-node.ts
index 44603d164..63975ae07 100644
--- a/packages/dicom/typescript/src/structured-report-to-html-node.ts
+++ b/packages/dicom/typescript/src/structured-report-to-html-node.ts
@@ -40,7 +40,8 @@ async function structuredReportToHtmlNode(
   const args = []
   // Inputs
   const dicomFileName = dicomFile
-  args.push(dicomFileName as string)
+  args.push(dicomFileName)
+  mountDirs.add(path.dirname(dicomFileName))
 
   // Outputs
   const outputTextName = '0'
diff --git a/packages/dicom/typescript/src/structured-report-to-html.ts b/packages/dicom/typescript/src/structured-report-to-html.ts
index eeb5191a4..e4c57f609 100644
--- a/packages/dicom/typescript/src/structured-report-to-html.ts
+++ b/packages/dicom/typescript/src/structured-report-to-html.ts
@@ -47,7 +47,7 @@ async function structuredReportToHtml(
   const args = []
   // Inputs
   const dicomFileName = (dicomFileFile as BinaryFile).path
-  args.push(dicomFileName as string)
+  args.push(dicomFileName)
 
   // Outputs
   const outputTextName = '0'
diff --git a/packages/dicom/typescript/src/structured-report-to-text-node.ts b/packages/dicom/typescript/src/structured-report-to-text-node.ts
index a6e9c2cc9..956a28008 100644
--- a/packages/dicom/typescript/src/structured-report-to-text-node.ts
+++ b/packages/dicom/typescript/src/structured-report-to-text-node.ts
@@ -40,7 +40,8 @@ async function structuredReportToTextNode(
   const args = []
   // Inputs
   const dicomFileName = dicomFile
-  args.push(dicomFileName as string)
+  args.push(dicomFileName)
+  mountDirs.add(path.dirname(dicomFileName))
 
   // Outputs
   const outputTextName = '0'
diff --git a/packages/dicom/typescript/src/structured-report-to-text.ts b/packages/dicom/typescript/src/structured-report-to-text.ts
index 95dabc39b..3ede8e2db 100644
--- a/packages/dicom/typescript/src/structured-report-to-text.ts
+++ b/packages/dicom/typescript/src/structured-report-to-text.ts
@@ -46,7 +46,7 @@ async function structuredReportToText(
   const args = []
   // Inputs
   const dicomFileName = (dicomFileFile as BinaryFile).path
-  args.push(dicomFileName as string)
+  args.push(dicomFileName)
 
   // Outputs
   const outputTextName = '0'
diff --git a/packages/image-io/typescript/src/bio-rad-read-image-node.ts b/packages/image-io/typescript/src/bio-rad-read-image-node.ts
index ca54a5467..388f61ed5 100644
--- a/packages/image-io/typescript/src/bio-rad-read-image-node.ts
+++ b/packages/image-io/typescript/src/bio-rad-read-image-node.ts
@@ -42,7 +42,8 @@ async function bioRadReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/bio-rad-read-image.ts b/packages/image-io/typescript/src/bio-rad-read-image.ts
index 5f6f39205..48c89dbbf 100644
--- a/packages/image-io/typescript/src/bio-rad-read-image.ts
+++ b/packages/image-io/typescript/src/bio-rad-read-image.ts
@@ -48,7 +48,7 @@ async function bioRadReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/bio-rad-write-image-node-result.ts b/packages/image-io/typescript/src/bio-rad-write-image-node-result.ts
index 914560f49..982994f59 100644
--- a/packages/image-io/typescript/src/bio-rad-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/bio-rad-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface BioRadWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default BioRadWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/bio-rad-write-image-node.ts b/packages/image-io/typescript/src/bio-rad-write-image-node.ts
index 14515844e..dc1e3eacf 100644
--- a/packages/image-io/typescript/src/bio-rad-write-image-node.ts
+++ b/packages/image-io/typescript/src/bio-rad-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {BioRadWriteImageOptions} options - options object
  *
  * @returns {Promise<BioRadWriteImageNodeResult>} - result object
  */
 async function bioRadWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: BioRadWriteImageOptions = {}
 ) : Promise<BioRadWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function bioRadWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function bioRadWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function bioRadWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/bio-rad-write-image-options.ts b/packages/image-io/typescript/src/bio-rad-write-image-options.ts
index 077dba93c..bbde5a8ae 100644
--- a/packages/image-io/typescript/src/bio-rad-write-image-options.ts
+++ b/packages/image-io/typescript/src/bio-rad-write-image-options.ts
@@ -7,9 +7,6 @@ interface BioRadWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default BioRadWriteImageOptions
diff --git a/packages/image-io/typescript/src/bio-rad-write-image.ts b/packages/image-io/typescript/src/bio-rad-write-image.ts
index 3e814a899..d3b328503 100644
--- a/packages/image-io/typescript/src/bio-rad-write-image.ts
+++ b/packages/image-io/typescript/src/bio-rad-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {BioRadWriteImageOptions} options - options object
  *
  * @returns {Promise<BioRadWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function bioRadWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: BioRadWriteImageOptions = {}
 ) : Promise<BioRadWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function bioRadWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/bmp-read-image-node.ts b/packages/image-io/typescript/src/bmp-read-image-node.ts
index f508d74a8..58b1058a1 100644
--- a/packages/image-io/typescript/src/bmp-read-image-node.ts
+++ b/packages/image-io/typescript/src/bmp-read-image-node.ts
@@ -42,7 +42,8 @@ async function bmpReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/bmp-read-image.ts b/packages/image-io/typescript/src/bmp-read-image.ts
index b772696ce..5f12d3acd 100644
--- a/packages/image-io/typescript/src/bmp-read-image.ts
+++ b/packages/image-io/typescript/src/bmp-read-image.ts
@@ -48,7 +48,7 @@ async function bmpReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/bmp-write-image-node-result.ts b/packages/image-io/typescript/src/bmp-write-image-node-result.ts
index ed2175a36..4335eb6f7 100644
--- a/packages/image-io/typescript/src/bmp-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/bmp-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface BmpWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default BmpWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/bmp-write-image-node.ts b/packages/image-io/typescript/src/bmp-write-image-node.ts
index 9201e85cf..97e3a2ed8 100644
--- a/packages/image-io/typescript/src/bmp-write-image-node.ts
+++ b/packages/image-io/typescript/src/bmp-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {BmpWriteImageOptions} options - options object
  *
  * @returns {Promise<BmpWriteImageNodeResult>} - result object
  */
 async function bmpWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: BmpWriteImageOptions = {}
 ) : Promise<BmpWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function bmpWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function bmpWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function bmpWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/bmp-write-image-options.ts b/packages/image-io/typescript/src/bmp-write-image-options.ts
index d7f284644..b3391db44 100644
--- a/packages/image-io/typescript/src/bmp-write-image-options.ts
+++ b/packages/image-io/typescript/src/bmp-write-image-options.ts
@@ -7,9 +7,6 @@ interface BmpWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default BmpWriteImageOptions
diff --git a/packages/image-io/typescript/src/bmp-write-image.ts b/packages/image-io/typescript/src/bmp-write-image.ts
index d5cc29ba7..cad094398 100644
--- a/packages/image-io/typescript/src/bmp-write-image.ts
+++ b/packages/image-io/typescript/src/bmp-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {BmpWriteImageOptions} options - options object
  *
  * @returns {Promise<BmpWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function bmpWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: BmpWriteImageOptions = {}
 ) : Promise<BmpWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function bmpWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/fdf-read-image-node.ts b/packages/image-io/typescript/src/fdf-read-image-node.ts
index c2778aeda..b0e29c264 100644
--- a/packages/image-io/typescript/src/fdf-read-image-node.ts
+++ b/packages/image-io/typescript/src/fdf-read-image-node.ts
@@ -42,7 +42,8 @@ async function fdfReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/fdf-read-image.ts b/packages/image-io/typescript/src/fdf-read-image.ts
index 3795feaa2..b24f05b92 100644
--- a/packages/image-io/typescript/src/fdf-read-image.ts
+++ b/packages/image-io/typescript/src/fdf-read-image.ts
@@ -48,7 +48,7 @@ async function fdfReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/fdf-write-image-node-result.ts b/packages/image-io/typescript/src/fdf-write-image-node-result.ts
index 84d08461f..5881a591d 100644
--- a/packages/image-io/typescript/src/fdf-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/fdf-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface FdfWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default FdfWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/fdf-write-image-node.ts b/packages/image-io/typescript/src/fdf-write-image-node.ts
index 5bbdeaaa4..2b3e29e2b 100644
--- a/packages/image-io/typescript/src/fdf-write-image-node.ts
+++ b/packages/image-io/typescript/src/fdf-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {FdfWriteImageOptions} options - options object
  *
  * @returns {Promise<FdfWriteImageNodeResult>} - result object
  */
 async function fdfWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: FdfWriteImageOptions = {}
 ) : Promise<FdfWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function fdfWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function fdfWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function fdfWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/fdf-write-image-options.ts b/packages/image-io/typescript/src/fdf-write-image-options.ts
index 11ec3a740..2e8c05494 100644
--- a/packages/image-io/typescript/src/fdf-write-image-options.ts
+++ b/packages/image-io/typescript/src/fdf-write-image-options.ts
@@ -7,9 +7,6 @@ interface FdfWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default FdfWriteImageOptions
diff --git a/packages/image-io/typescript/src/fdf-write-image.ts b/packages/image-io/typescript/src/fdf-write-image.ts
index b27c9ab52..6a8c26761 100644
--- a/packages/image-io/typescript/src/fdf-write-image.ts
+++ b/packages/image-io/typescript/src/fdf-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {FdfWriteImageOptions} options - options object
  *
  * @returns {Promise<FdfWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function fdfWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: FdfWriteImageOptions = {}
 ) : Promise<FdfWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function fdfWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/gdcm-read-image-node.ts b/packages/image-io/typescript/src/gdcm-read-image-node.ts
index bed913c85..9bae10958 100644
--- a/packages/image-io/typescript/src/gdcm-read-image-node.ts
+++ b/packages/image-io/typescript/src/gdcm-read-image-node.ts
@@ -42,7 +42,8 @@ async function gdcmReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/gdcm-read-image.ts b/packages/image-io/typescript/src/gdcm-read-image.ts
index f454a4cee..02f612760 100644
--- a/packages/image-io/typescript/src/gdcm-read-image.ts
+++ b/packages/image-io/typescript/src/gdcm-read-image.ts
@@ -48,7 +48,7 @@ async function gdcmReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/gdcm-write-image-node-result.ts b/packages/image-io/typescript/src/gdcm-write-image-node-result.ts
index 30400e6c0..bfeebb182 100644
--- a/packages/image-io/typescript/src/gdcm-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/gdcm-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface GdcmWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default GdcmWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/gdcm-write-image-node.ts b/packages/image-io/typescript/src/gdcm-write-image-node.ts
index 8f704b575..66e4ed0aa 100644
--- a/packages/image-io/typescript/src/gdcm-write-image-node.ts
+++ b/packages/image-io/typescript/src/gdcm-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {GdcmWriteImageOptions} options - options object
  *
  * @returns {Promise<GdcmWriteImageNodeResult>} - result object
  */
 async function gdcmWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: GdcmWriteImageOptions = {}
 ) : Promise<GdcmWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function gdcmWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function gdcmWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function gdcmWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/gdcm-write-image-options.ts b/packages/image-io/typescript/src/gdcm-write-image-options.ts
index dd1114d87..b86fb750d 100644
--- a/packages/image-io/typescript/src/gdcm-write-image-options.ts
+++ b/packages/image-io/typescript/src/gdcm-write-image-options.ts
@@ -7,9 +7,6 @@ interface GdcmWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default GdcmWriteImageOptions
diff --git a/packages/image-io/typescript/src/gdcm-write-image.ts b/packages/image-io/typescript/src/gdcm-write-image.ts
index 7e522f6dd..d80db8210 100644
--- a/packages/image-io/typescript/src/gdcm-write-image.ts
+++ b/packages/image-io/typescript/src/gdcm-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {GdcmWriteImageOptions} options - options object
  *
  * @returns {Promise<GdcmWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function gdcmWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: GdcmWriteImageOptions = {}
 ) : Promise<GdcmWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function gdcmWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/ge-adw-read-image-node.ts b/packages/image-io/typescript/src/ge-adw-read-image-node.ts
index 56074fc71..ac902d8fd 100644
--- a/packages/image-io/typescript/src/ge-adw-read-image-node.ts
+++ b/packages/image-io/typescript/src/ge-adw-read-image-node.ts
@@ -42,7 +42,8 @@ async function geAdwReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/ge-adw-read-image.ts b/packages/image-io/typescript/src/ge-adw-read-image.ts
index e4a97df21..0db9a1b7d 100644
--- a/packages/image-io/typescript/src/ge-adw-read-image.ts
+++ b/packages/image-io/typescript/src/ge-adw-read-image.ts
@@ -48,7 +48,7 @@ async function geAdwReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/ge-adw-write-image-node-result.ts b/packages/image-io/typescript/src/ge-adw-write-image-node-result.ts
index f493ea3f6..b6d87c070 100644
--- a/packages/image-io/typescript/src/ge-adw-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/ge-adw-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface GeAdwWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default GeAdwWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/ge-adw-write-image-node.ts b/packages/image-io/typescript/src/ge-adw-write-image-node.ts
index 20951b304..b00648fa8 100644
--- a/packages/image-io/typescript/src/ge-adw-write-image-node.ts
+++ b/packages/image-io/typescript/src/ge-adw-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {GeAdwWriteImageOptions} options - options object
  *
  * @returns {Promise<GeAdwWriteImageNodeResult>} - result object
  */
 async function geAdwWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: GeAdwWriteImageOptions = {}
 ) : Promise<GeAdwWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function geAdwWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function geAdwWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function geAdwWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/ge-adw-write-image-options.ts b/packages/image-io/typescript/src/ge-adw-write-image-options.ts
index e00dffaa8..8908e20ce 100644
--- a/packages/image-io/typescript/src/ge-adw-write-image-options.ts
+++ b/packages/image-io/typescript/src/ge-adw-write-image-options.ts
@@ -7,9 +7,6 @@ interface GeAdwWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default GeAdwWriteImageOptions
diff --git a/packages/image-io/typescript/src/ge-adw-write-image.ts b/packages/image-io/typescript/src/ge-adw-write-image.ts
index 0f62d3257..f7fab252e 100644
--- a/packages/image-io/typescript/src/ge-adw-write-image.ts
+++ b/packages/image-io/typescript/src/ge-adw-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {GeAdwWriteImageOptions} options - options object
  *
  * @returns {Promise<GeAdwWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function geAdwWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: GeAdwWriteImageOptions = {}
 ) : Promise<GeAdwWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function geAdwWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/ge4-read-image-node.ts b/packages/image-io/typescript/src/ge4-read-image-node.ts
index 746616899..792c3901a 100644
--- a/packages/image-io/typescript/src/ge4-read-image-node.ts
+++ b/packages/image-io/typescript/src/ge4-read-image-node.ts
@@ -42,7 +42,8 @@ async function ge4ReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/ge4-read-image.ts b/packages/image-io/typescript/src/ge4-read-image.ts
index a38de94d0..47bde3542 100644
--- a/packages/image-io/typescript/src/ge4-read-image.ts
+++ b/packages/image-io/typescript/src/ge4-read-image.ts
@@ -48,7 +48,7 @@ async function ge4ReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/ge4-write-image-node-result.ts b/packages/image-io/typescript/src/ge4-write-image-node-result.ts
index 7ec848c13..4f2c71607 100644
--- a/packages/image-io/typescript/src/ge4-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/ge4-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface Ge4WriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default Ge4WriteImageNodeResult
diff --git a/packages/image-io/typescript/src/ge4-write-image-node.ts b/packages/image-io/typescript/src/ge4-write-image-node.ts
index 1bdf59d2e..df6243e7c 100644
--- a/packages/image-io/typescript/src/ge4-write-image-node.ts
+++ b/packages/image-io/typescript/src/ge4-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {Ge4WriteImageOptions} options - options object
  *
  * @returns {Promise<Ge4WriteImageNodeResult>} - result object
  */
 async function ge4WriteImageNode(
   image: Image,
+  serializedImage: string,
   options: Ge4WriteImageOptions = {}
 ) : Promise<Ge4WriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function ge4WriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function ge4WriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function ge4WriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/ge4-write-image-options.ts b/packages/image-io/typescript/src/ge4-write-image-options.ts
index ae4540862..399a6afe4 100644
--- a/packages/image-io/typescript/src/ge4-write-image-options.ts
+++ b/packages/image-io/typescript/src/ge4-write-image-options.ts
@@ -7,9 +7,6 @@ interface Ge4WriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default Ge4WriteImageOptions
diff --git a/packages/image-io/typescript/src/ge4-write-image.ts b/packages/image-io/typescript/src/ge4-write-image.ts
index 58bb879b8..ebff80ed1 100644
--- a/packages/image-io/typescript/src/ge4-write-image.ts
+++ b/packages/image-io/typescript/src/ge4-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {Ge4WriteImageOptions} options - options object
  *
  * @returns {Promise<Ge4WriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function ge4WriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: Ge4WriteImageOptions = {}
 ) : Promise<Ge4WriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function ge4WriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/ge5-read-image-node.ts b/packages/image-io/typescript/src/ge5-read-image-node.ts
index 38ee7c887..e8697ebf8 100644
--- a/packages/image-io/typescript/src/ge5-read-image-node.ts
+++ b/packages/image-io/typescript/src/ge5-read-image-node.ts
@@ -42,7 +42,8 @@ async function ge5ReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/ge5-read-image.ts b/packages/image-io/typescript/src/ge5-read-image.ts
index a551fe9e3..d4c9cb04e 100644
--- a/packages/image-io/typescript/src/ge5-read-image.ts
+++ b/packages/image-io/typescript/src/ge5-read-image.ts
@@ -48,7 +48,7 @@ async function ge5ReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/ge5-write-image-node-result.ts b/packages/image-io/typescript/src/ge5-write-image-node-result.ts
index de786e29f..0a4a1f7c5 100644
--- a/packages/image-io/typescript/src/ge5-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/ge5-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface Ge5WriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default Ge5WriteImageNodeResult
diff --git a/packages/image-io/typescript/src/ge5-write-image-node.ts b/packages/image-io/typescript/src/ge5-write-image-node.ts
index 9a66e99e0..0427c740d 100644
--- a/packages/image-io/typescript/src/ge5-write-image-node.ts
+++ b/packages/image-io/typescript/src/ge5-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {Ge5WriteImageOptions} options - options object
  *
  * @returns {Promise<Ge5WriteImageNodeResult>} - result object
  */
 async function ge5WriteImageNode(
   image: Image,
+  serializedImage: string,
   options: Ge5WriteImageOptions = {}
 ) : Promise<Ge5WriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function ge5WriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function ge5WriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function ge5WriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/ge5-write-image-options.ts b/packages/image-io/typescript/src/ge5-write-image-options.ts
index 175a0318d..68aaa3542 100644
--- a/packages/image-io/typescript/src/ge5-write-image-options.ts
+++ b/packages/image-io/typescript/src/ge5-write-image-options.ts
@@ -7,9 +7,6 @@ interface Ge5WriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default Ge5WriteImageOptions
diff --git a/packages/image-io/typescript/src/ge5-write-image.ts b/packages/image-io/typescript/src/ge5-write-image.ts
index 03610e00d..bd8e52215 100644
--- a/packages/image-io/typescript/src/ge5-write-image.ts
+++ b/packages/image-io/typescript/src/ge5-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {Ge5WriteImageOptions} options - options object
  *
  * @returns {Promise<Ge5WriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function ge5WriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: Ge5WriteImageOptions = {}
 ) : Promise<Ge5WriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function ge5WriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/gipl-read-image-node.ts b/packages/image-io/typescript/src/gipl-read-image-node.ts
index 3cd6525b1..38b312794 100644
--- a/packages/image-io/typescript/src/gipl-read-image-node.ts
+++ b/packages/image-io/typescript/src/gipl-read-image-node.ts
@@ -42,7 +42,8 @@ async function giplReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/gipl-read-image.ts b/packages/image-io/typescript/src/gipl-read-image.ts
index f143981c7..5bc245d5b 100644
--- a/packages/image-io/typescript/src/gipl-read-image.ts
+++ b/packages/image-io/typescript/src/gipl-read-image.ts
@@ -48,7 +48,7 @@ async function giplReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/gipl-write-image-node-result.ts b/packages/image-io/typescript/src/gipl-write-image-node-result.ts
index 946ab6db1..035ab7353 100644
--- a/packages/image-io/typescript/src/gipl-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/gipl-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface GiplWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default GiplWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/gipl-write-image-node.ts b/packages/image-io/typescript/src/gipl-write-image-node.ts
index a00e803b5..202c6b35b 100644
--- a/packages/image-io/typescript/src/gipl-write-image-node.ts
+++ b/packages/image-io/typescript/src/gipl-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {GiplWriteImageOptions} options - options object
  *
  * @returns {Promise<GiplWriteImageNodeResult>} - result object
  */
 async function giplWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: GiplWriteImageOptions = {}
 ) : Promise<GiplWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function giplWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function giplWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function giplWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/gipl-write-image-options.ts b/packages/image-io/typescript/src/gipl-write-image-options.ts
index ec06a2549..dee02209b 100644
--- a/packages/image-io/typescript/src/gipl-write-image-options.ts
+++ b/packages/image-io/typescript/src/gipl-write-image-options.ts
@@ -7,9 +7,6 @@ interface GiplWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default GiplWriteImageOptions
diff --git a/packages/image-io/typescript/src/gipl-write-image.ts b/packages/image-io/typescript/src/gipl-write-image.ts
index 616bc82b3..d6ee8f4b8 100644
--- a/packages/image-io/typescript/src/gipl-write-image.ts
+++ b/packages/image-io/typescript/src/gipl-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {GiplWriteImageOptions} options - options object
  *
  * @returns {Promise<GiplWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function giplWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: GiplWriteImageOptions = {}
 ) : Promise<GiplWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function giplWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/hdf5-read-image-node.ts b/packages/image-io/typescript/src/hdf5-read-image-node.ts
index 2d5a29963..8428ea621 100644
--- a/packages/image-io/typescript/src/hdf5-read-image-node.ts
+++ b/packages/image-io/typescript/src/hdf5-read-image-node.ts
@@ -42,7 +42,8 @@ async function hdf5ReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/hdf5-read-image.ts b/packages/image-io/typescript/src/hdf5-read-image.ts
index 150cbc236..c9b59d051 100644
--- a/packages/image-io/typescript/src/hdf5-read-image.ts
+++ b/packages/image-io/typescript/src/hdf5-read-image.ts
@@ -48,7 +48,7 @@ async function hdf5ReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/hdf5-write-image-node-result.ts b/packages/image-io/typescript/src/hdf5-write-image-node-result.ts
index 34fb0f108..83b66b4ae 100644
--- a/packages/image-io/typescript/src/hdf5-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/hdf5-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface Hdf5WriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default Hdf5WriteImageNodeResult
diff --git a/packages/image-io/typescript/src/hdf5-write-image-node.ts b/packages/image-io/typescript/src/hdf5-write-image-node.ts
index 1ee4fbb08..281ecfbd4 100644
--- a/packages/image-io/typescript/src/hdf5-write-image-node.ts
+++ b/packages/image-io/typescript/src/hdf5-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {Hdf5WriteImageOptions} options - options object
  *
  * @returns {Promise<Hdf5WriteImageNodeResult>} - result object
  */
 async function hdf5WriteImageNode(
   image: Image,
+  serializedImage: string,
   options: Hdf5WriteImageOptions = {}
 ) : Promise<Hdf5WriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function hdf5WriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function hdf5WriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function hdf5WriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/hdf5-write-image-options.ts b/packages/image-io/typescript/src/hdf5-write-image-options.ts
index 5590d825e..09eee03c4 100644
--- a/packages/image-io/typescript/src/hdf5-write-image-options.ts
+++ b/packages/image-io/typescript/src/hdf5-write-image-options.ts
@@ -7,9 +7,6 @@ interface Hdf5WriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default Hdf5WriteImageOptions
diff --git a/packages/image-io/typescript/src/hdf5-write-image.ts b/packages/image-io/typescript/src/hdf5-write-image.ts
index 97ca85298..ee22d384a 100644
--- a/packages/image-io/typescript/src/hdf5-write-image.ts
+++ b/packages/image-io/typescript/src/hdf5-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {Hdf5WriteImageOptions} options - options object
  *
  * @returns {Promise<Hdf5WriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function hdf5WriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: Hdf5WriteImageOptions = {}
 ) : Promise<Hdf5WriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function hdf5WriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/index-node.ts b/packages/image-io/typescript/src/index-node.ts
index 59b246026..fccd96948 100644
--- a/packages/image-io/typescript/src/index-node.ts
+++ b/packages/image-io/typescript/src/index-node.ts
@@ -460,3 +460,6 @@ export type { WasmZstdWriteImageOptions }
 
 import wasmZstdWriteImageNode from './wasm-zstd-write-image-node.js'
 export { wasmZstdWriteImageNode }
+
+export type { JsonCompatible } from 'itk-wasm'
+export type { Image } from 'itk-wasm'
diff --git a/packages/image-io/typescript/src/index.ts b/packages/image-io/typescript/src/index.ts
index 33ad4be39..4bc4e1ed1 100644
--- a/packages/image-io/typescript/src/index.ts
+++ b/packages/image-io/typescript/src/index.ts
@@ -462,3 +462,7 @@ export type { WasmZstdWriteImageOptions }
 
 import wasmZstdWriteImage from './wasm-zstd-write-image.js'
 export { wasmZstdWriteImage }
+
+export type { BinaryFile } from 'itk-wasm'
+export type { JsonCompatible } from 'itk-wasm'
+export type { Image } from 'itk-wasm'
diff --git a/packages/image-io/typescript/src/jpeg-read-image-node.ts b/packages/image-io/typescript/src/jpeg-read-image-node.ts
index 5c2857939..c7151468c 100644
--- a/packages/image-io/typescript/src/jpeg-read-image-node.ts
+++ b/packages/image-io/typescript/src/jpeg-read-image-node.ts
@@ -42,7 +42,8 @@ async function jpegReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/jpeg-read-image.ts b/packages/image-io/typescript/src/jpeg-read-image.ts
index b61a629a4..278d8dfc2 100644
--- a/packages/image-io/typescript/src/jpeg-read-image.ts
+++ b/packages/image-io/typescript/src/jpeg-read-image.ts
@@ -48,7 +48,7 @@ async function jpegReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/jpeg-write-image-node-result.ts b/packages/image-io/typescript/src/jpeg-write-image-node-result.ts
index c2477c569..1d30536b3 100644
--- a/packages/image-io/typescript/src/jpeg-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/jpeg-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface JpegWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default JpegWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/jpeg-write-image-node.ts b/packages/image-io/typescript/src/jpeg-write-image-node.ts
index 53bd694db..03d7caca7 100644
--- a/packages/image-io/typescript/src/jpeg-write-image-node.ts
+++ b/packages/image-io/typescript/src/jpeg-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {JpegWriteImageOptions} options - options object
  *
  * @returns {Promise<JpegWriteImageNodeResult>} - result object
  */
 async function jpegWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: JpegWriteImageOptions = {}
 ) : Promise<JpegWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function jpegWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function jpegWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function jpegWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/jpeg-write-image-options.ts b/packages/image-io/typescript/src/jpeg-write-image-options.ts
index ab333d8e3..c72fc9af3 100644
--- a/packages/image-io/typescript/src/jpeg-write-image-options.ts
+++ b/packages/image-io/typescript/src/jpeg-write-image-options.ts
@@ -7,9 +7,6 @@ interface JpegWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default JpegWriteImageOptions
diff --git a/packages/image-io/typescript/src/jpeg-write-image.ts b/packages/image-io/typescript/src/jpeg-write-image.ts
index 4e4260524..aac5972e1 100644
--- a/packages/image-io/typescript/src/jpeg-write-image.ts
+++ b/packages/image-io/typescript/src/jpeg-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {JpegWriteImageOptions} options - options object
  *
  * @returns {Promise<JpegWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function jpegWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: JpegWriteImageOptions = {}
 ) : Promise<JpegWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function jpegWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/lsm-read-image-node.ts b/packages/image-io/typescript/src/lsm-read-image-node.ts
index 127114032..67fbb20b5 100644
--- a/packages/image-io/typescript/src/lsm-read-image-node.ts
+++ b/packages/image-io/typescript/src/lsm-read-image-node.ts
@@ -42,7 +42,8 @@ async function lsmReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/lsm-read-image.ts b/packages/image-io/typescript/src/lsm-read-image.ts
index 37394e063..40aff0f25 100644
--- a/packages/image-io/typescript/src/lsm-read-image.ts
+++ b/packages/image-io/typescript/src/lsm-read-image.ts
@@ -48,7 +48,7 @@ async function lsmReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/lsm-write-image-node-result.ts b/packages/image-io/typescript/src/lsm-write-image-node-result.ts
index 4043176fb..2512645d6 100644
--- a/packages/image-io/typescript/src/lsm-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/lsm-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface LsmWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default LsmWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/lsm-write-image-node.ts b/packages/image-io/typescript/src/lsm-write-image-node.ts
index fd8146fb0..42c0e672d 100644
--- a/packages/image-io/typescript/src/lsm-write-image-node.ts
+++ b/packages/image-io/typescript/src/lsm-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {LsmWriteImageOptions} options - options object
  *
  * @returns {Promise<LsmWriteImageNodeResult>} - result object
  */
 async function lsmWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: LsmWriteImageOptions = {}
 ) : Promise<LsmWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function lsmWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function lsmWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function lsmWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/lsm-write-image-options.ts b/packages/image-io/typescript/src/lsm-write-image-options.ts
index 4be48bb85..35066d8bd 100644
--- a/packages/image-io/typescript/src/lsm-write-image-options.ts
+++ b/packages/image-io/typescript/src/lsm-write-image-options.ts
@@ -7,9 +7,6 @@ interface LsmWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default LsmWriteImageOptions
diff --git a/packages/image-io/typescript/src/lsm-write-image.ts b/packages/image-io/typescript/src/lsm-write-image.ts
index 06fdc00c8..9af55ce25 100644
--- a/packages/image-io/typescript/src/lsm-write-image.ts
+++ b/packages/image-io/typescript/src/lsm-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {LsmWriteImageOptions} options - options object
  *
  * @returns {Promise<LsmWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function lsmWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: LsmWriteImageOptions = {}
 ) : Promise<LsmWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function lsmWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/meta-read-image-node.ts b/packages/image-io/typescript/src/meta-read-image-node.ts
index 1a6522520..4af379a34 100644
--- a/packages/image-io/typescript/src/meta-read-image-node.ts
+++ b/packages/image-io/typescript/src/meta-read-image-node.ts
@@ -42,7 +42,8 @@ async function metaReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/meta-read-image.ts b/packages/image-io/typescript/src/meta-read-image.ts
index 3165afc0b..d7f675839 100644
--- a/packages/image-io/typescript/src/meta-read-image.ts
+++ b/packages/image-io/typescript/src/meta-read-image.ts
@@ -48,7 +48,7 @@ async function metaReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/meta-write-image-node-result.ts b/packages/image-io/typescript/src/meta-write-image-node-result.ts
index 6055d9194..4d421f08d 100644
--- a/packages/image-io/typescript/src/meta-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/meta-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface MetaWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default MetaWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/meta-write-image-node.ts b/packages/image-io/typescript/src/meta-write-image-node.ts
index 4b15394e1..2f5bafe1d 100644
--- a/packages/image-io/typescript/src/meta-write-image-node.ts
+++ b/packages/image-io/typescript/src/meta-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MetaWriteImageOptions} options - options object
  *
  * @returns {Promise<MetaWriteImageNodeResult>} - result object
  */
 async function metaWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: MetaWriteImageOptions = {}
 ) : Promise<MetaWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function metaWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function metaWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function metaWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/meta-write-image-options.ts b/packages/image-io/typescript/src/meta-write-image-options.ts
index 5a353d5c1..4d0a420af 100644
--- a/packages/image-io/typescript/src/meta-write-image-options.ts
+++ b/packages/image-io/typescript/src/meta-write-image-options.ts
@@ -7,9 +7,6 @@ interface MetaWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default MetaWriteImageOptions
diff --git a/packages/image-io/typescript/src/meta-write-image.ts b/packages/image-io/typescript/src/meta-write-image.ts
index 867c65a3b..f94ee14e8 100644
--- a/packages/image-io/typescript/src/meta-write-image.ts
+++ b/packages/image-io/typescript/src/meta-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MetaWriteImageOptions} options - options object
  *
  * @returns {Promise<MetaWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function metaWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: MetaWriteImageOptions = {}
 ) : Promise<MetaWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function metaWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/mgh-read-image-node.ts b/packages/image-io/typescript/src/mgh-read-image-node.ts
index fd01a50ff..dc3e25742 100644
--- a/packages/image-io/typescript/src/mgh-read-image-node.ts
+++ b/packages/image-io/typescript/src/mgh-read-image-node.ts
@@ -42,7 +42,8 @@ async function mghReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/mgh-read-image.ts b/packages/image-io/typescript/src/mgh-read-image.ts
index feb34c547..658819b3c 100644
--- a/packages/image-io/typescript/src/mgh-read-image.ts
+++ b/packages/image-io/typescript/src/mgh-read-image.ts
@@ -48,7 +48,7 @@ async function mghReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/mgh-write-image-node-result.ts b/packages/image-io/typescript/src/mgh-write-image-node-result.ts
index 440ca73f9..79c559840 100644
--- a/packages/image-io/typescript/src/mgh-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/mgh-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface MghWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default MghWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/mgh-write-image-node.ts b/packages/image-io/typescript/src/mgh-write-image-node.ts
index c28f72ff1..3c9c4b64d 100644
--- a/packages/image-io/typescript/src/mgh-write-image-node.ts
+++ b/packages/image-io/typescript/src/mgh-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MghWriteImageOptions} options - options object
  *
  * @returns {Promise<MghWriteImageNodeResult>} - result object
  */
 async function mghWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: MghWriteImageOptions = {}
 ) : Promise<MghWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function mghWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function mghWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function mghWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/mgh-write-image-options.ts b/packages/image-io/typescript/src/mgh-write-image-options.ts
index 28ee6b8bc..7dc635d10 100644
--- a/packages/image-io/typescript/src/mgh-write-image-options.ts
+++ b/packages/image-io/typescript/src/mgh-write-image-options.ts
@@ -7,9 +7,6 @@ interface MghWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default MghWriteImageOptions
diff --git a/packages/image-io/typescript/src/mgh-write-image.ts b/packages/image-io/typescript/src/mgh-write-image.ts
index d688ac45d..d2767d011 100644
--- a/packages/image-io/typescript/src/mgh-write-image.ts
+++ b/packages/image-io/typescript/src/mgh-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MghWriteImageOptions} options - options object
  *
  * @returns {Promise<MghWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function mghWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: MghWriteImageOptions = {}
 ) : Promise<MghWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function mghWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/minc-read-image-node.ts b/packages/image-io/typescript/src/minc-read-image-node.ts
index 3a9ec89c8..238f78448 100644
--- a/packages/image-io/typescript/src/minc-read-image-node.ts
+++ b/packages/image-io/typescript/src/minc-read-image-node.ts
@@ -42,7 +42,8 @@ async function mincReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/minc-read-image.ts b/packages/image-io/typescript/src/minc-read-image.ts
index d9f6f377e..71c735909 100644
--- a/packages/image-io/typescript/src/minc-read-image.ts
+++ b/packages/image-io/typescript/src/minc-read-image.ts
@@ -48,7 +48,7 @@ async function mincReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/minc-write-image-node-result.ts b/packages/image-io/typescript/src/minc-write-image-node-result.ts
index 9391f8a79..de7455054 100644
--- a/packages/image-io/typescript/src/minc-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/minc-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface MincWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default MincWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/minc-write-image-node.ts b/packages/image-io/typescript/src/minc-write-image-node.ts
index 69abca712..564dceba8 100644
--- a/packages/image-io/typescript/src/minc-write-image-node.ts
+++ b/packages/image-io/typescript/src/minc-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MincWriteImageOptions} options - options object
  *
  * @returns {Promise<MincWriteImageNodeResult>} - result object
  */
 async function mincWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: MincWriteImageOptions = {}
 ) : Promise<MincWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function mincWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function mincWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function mincWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/minc-write-image-options.ts b/packages/image-io/typescript/src/minc-write-image-options.ts
index 82c533b8a..004b859f4 100644
--- a/packages/image-io/typescript/src/minc-write-image-options.ts
+++ b/packages/image-io/typescript/src/minc-write-image-options.ts
@@ -7,9 +7,6 @@ interface MincWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default MincWriteImageOptions
diff --git a/packages/image-io/typescript/src/minc-write-image.ts b/packages/image-io/typescript/src/minc-write-image.ts
index 6a7ef7062..df58d9ec3 100644
--- a/packages/image-io/typescript/src/minc-write-image.ts
+++ b/packages/image-io/typescript/src/minc-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MincWriteImageOptions} options - options object
  *
  * @returns {Promise<MincWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function mincWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: MincWriteImageOptions = {}
 ) : Promise<MincWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function mincWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/mrc-read-image-node.ts b/packages/image-io/typescript/src/mrc-read-image-node.ts
index bec47f6aa..55cefcae7 100644
--- a/packages/image-io/typescript/src/mrc-read-image-node.ts
+++ b/packages/image-io/typescript/src/mrc-read-image-node.ts
@@ -42,7 +42,8 @@ async function mrcReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/mrc-read-image.ts b/packages/image-io/typescript/src/mrc-read-image.ts
index 8c8448ea1..feea33246 100644
--- a/packages/image-io/typescript/src/mrc-read-image.ts
+++ b/packages/image-io/typescript/src/mrc-read-image.ts
@@ -48,7 +48,7 @@ async function mrcReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/mrc-write-image-node-result.ts b/packages/image-io/typescript/src/mrc-write-image-node-result.ts
index b70ba9e16..ec1af29ee 100644
--- a/packages/image-io/typescript/src/mrc-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/mrc-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface MrcWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default MrcWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/mrc-write-image-node.ts b/packages/image-io/typescript/src/mrc-write-image-node.ts
index 1c7412c27..e39ddf454 100644
--- a/packages/image-io/typescript/src/mrc-write-image-node.ts
+++ b/packages/image-io/typescript/src/mrc-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MrcWriteImageOptions} options - options object
  *
  * @returns {Promise<MrcWriteImageNodeResult>} - result object
  */
 async function mrcWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: MrcWriteImageOptions = {}
 ) : Promise<MrcWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function mrcWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function mrcWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function mrcWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/mrc-write-image-options.ts b/packages/image-io/typescript/src/mrc-write-image-options.ts
index 41b5e7ad7..8c1676103 100644
--- a/packages/image-io/typescript/src/mrc-write-image-options.ts
+++ b/packages/image-io/typescript/src/mrc-write-image-options.ts
@@ -7,9 +7,6 @@ interface MrcWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default MrcWriteImageOptions
diff --git a/packages/image-io/typescript/src/mrc-write-image.ts b/packages/image-io/typescript/src/mrc-write-image.ts
index e86d07071..0f9693383 100644
--- a/packages/image-io/typescript/src/mrc-write-image.ts
+++ b/packages/image-io/typescript/src/mrc-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {MrcWriteImageOptions} options - options object
  *
  * @returns {Promise<MrcWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function mrcWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: MrcWriteImageOptions = {}
 ) : Promise<MrcWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function mrcWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/nifti-read-image-node.ts b/packages/image-io/typescript/src/nifti-read-image-node.ts
index 2dc8028a5..ca17a0b99 100644
--- a/packages/image-io/typescript/src/nifti-read-image-node.ts
+++ b/packages/image-io/typescript/src/nifti-read-image-node.ts
@@ -42,7 +42,8 @@ async function niftiReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/nifti-read-image.ts b/packages/image-io/typescript/src/nifti-read-image.ts
index ddc7507da..6df831400 100644
--- a/packages/image-io/typescript/src/nifti-read-image.ts
+++ b/packages/image-io/typescript/src/nifti-read-image.ts
@@ -48,7 +48,7 @@ async function niftiReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/nifti-write-image-node-result.ts b/packages/image-io/typescript/src/nifti-write-image-node-result.ts
index 2e6a1c8da..9b2824588 100644
--- a/packages/image-io/typescript/src/nifti-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/nifti-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface NiftiWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default NiftiWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/nifti-write-image-node.ts b/packages/image-io/typescript/src/nifti-write-image-node.ts
index e19c3e984..bc0a5a7a4 100644
--- a/packages/image-io/typescript/src/nifti-write-image-node.ts
+++ b/packages/image-io/typescript/src/nifti-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {NiftiWriteImageOptions} options - options object
  *
  * @returns {Promise<NiftiWriteImageNodeResult>} - result object
  */
 async function niftiWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: NiftiWriteImageOptions = {}
 ) : Promise<NiftiWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function niftiWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function niftiWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function niftiWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/nifti-write-image-options.ts b/packages/image-io/typescript/src/nifti-write-image-options.ts
index 3c3177041..26e0091db 100644
--- a/packages/image-io/typescript/src/nifti-write-image-options.ts
+++ b/packages/image-io/typescript/src/nifti-write-image-options.ts
@@ -7,9 +7,6 @@ interface NiftiWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default NiftiWriteImageOptions
diff --git a/packages/image-io/typescript/src/nifti-write-image.ts b/packages/image-io/typescript/src/nifti-write-image.ts
index 17a20f25b..7a7e6e262 100644
--- a/packages/image-io/typescript/src/nifti-write-image.ts
+++ b/packages/image-io/typescript/src/nifti-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {NiftiWriteImageOptions} options - options object
  *
  * @returns {Promise<NiftiWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function niftiWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: NiftiWriteImageOptions = {}
 ) : Promise<NiftiWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function niftiWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/nrrd-read-image-node.ts b/packages/image-io/typescript/src/nrrd-read-image-node.ts
index fc5567944..f22c3f36e 100644
--- a/packages/image-io/typescript/src/nrrd-read-image-node.ts
+++ b/packages/image-io/typescript/src/nrrd-read-image-node.ts
@@ -42,7 +42,8 @@ async function nrrdReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/nrrd-read-image.ts b/packages/image-io/typescript/src/nrrd-read-image.ts
index da5fcb67f..177ff7b3f 100644
--- a/packages/image-io/typescript/src/nrrd-read-image.ts
+++ b/packages/image-io/typescript/src/nrrd-read-image.ts
@@ -48,7 +48,7 @@ async function nrrdReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/nrrd-write-image-node-result.ts b/packages/image-io/typescript/src/nrrd-write-image-node-result.ts
index 9fb8b00f8..ed9ec6a11 100644
--- a/packages/image-io/typescript/src/nrrd-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/nrrd-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface NrrdWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default NrrdWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/nrrd-write-image-node.ts b/packages/image-io/typescript/src/nrrd-write-image-node.ts
index a4a562290..dfdb38379 100644
--- a/packages/image-io/typescript/src/nrrd-write-image-node.ts
+++ b/packages/image-io/typescript/src/nrrd-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {NrrdWriteImageOptions} options - options object
  *
  * @returns {Promise<NrrdWriteImageNodeResult>} - result object
  */
 async function nrrdWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: NrrdWriteImageOptions = {}
 ) : Promise<NrrdWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function nrrdWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function nrrdWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function nrrdWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/nrrd-write-image-options.ts b/packages/image-io/typescript/src/nrrd-write-image-options.ts
index 3a47b4544..7319344cd 100644
--- a/packages/image-io/typescript/src/nrrd-write-image-options.ts
+++ b/packages/image-io/typescript/src/nrrd-write-image-options.ts
@@ -7,9 +7,6 @@ interface NrrdWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default NrrdWriteImageOptions
diff --git a/packages/image-io/typescript/src/nrrd-write-image.ts b/packages/image-io/typescript/src/nrrd-write-image.ts
index 790f5ed31..7e40d90b3 100644
--- a/packages/image-io/typescript/src/nrrd-write-image.ts
+++ b/packages/image-io/typescript/src/nrrd-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {NrrdWriteImageOptions} options - options object
  *
  * @returns {Promise<NrrdWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function nrrdWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: NrrdWriteImageOptions = {}
 ) : Promise<NrrdWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function nrrdWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/png-read-image-node.ts b/packages/image-io/typescript/src/png-read-image-node.ts
index 06a4ee447..0af7b2b8f 100644
--- a/packages/image-io/typescript/src/png-read-image-node.ts
+++ b/packages/image-io/typescript/src/png-read-image-node.ts
@@ -42,7 +42,8 @@ async function pngReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/png-read-image.ts b/packages/image-io/typescript/src/png-read-image.ts
index 96cbb5e6e..c36041950 100644
--- a/packages/image-io/typescript/src/png-read-image.ts
+++ b/packages/image-io/typescript/src/png-read-image.ts
@@ -48,7 +48,7 @@ async function pngReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/png-write-image-node-result.ts b/packages/image-io/typescript/src/png-write-image-node-result.ts
index c61ac6ac1..dc4eac7f7 100644
--- a/packages/image-io/typescript/src/png-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/png-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface PngWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default PngWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/png-write-image-node.ts b/packages/image-io/typescript/src/png-write-image-node.ts
index 4a35762d2..80c927f43 100644
--- a/packages/image-io/typescript/src/png-write-image-node.ts
+++ b/packages/image-io/typescript/src/png-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {PngWriteImageOptions} options - options object
  *
  * @returns {Promise<PngWriteImageNodeResult>} - result object
  */
 async function pngWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: PngWriteImageOptions = {}
 ) : Promise<PngWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function pngWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function pngWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function pngWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/png-write-image-options.ts b/packages/image-io/typescript/src/png-write-image-options.ts
index a3ce9e40a..927d93954 100644
--- a/packages/image-io/typescript/src/png-write-image-options.ts
+++ b/packages/image-io/typescript/src/png-write-image-options.ts
@@ -7,9 +7,6 @@ interface PngWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default PngWriteImageOptions
diff --git a/packages/image-io/typescript/src/png-write-image.ts b/packages/image-io/typescript/src/png-write-image.ts
index e2aee5a54..f7d94d681 100644
--- a/packages/image-io/typescript/src/png-write-image.ts
+++ b/packages/image-io/typescript/src/png-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {PngWriteImageOptions} options - options object
  *
  * @returns {Promise<PngWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function pngWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: PngWriteImageOptions = {}
 ) : Promise<PngWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function pngWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/scanco-read-image-node.ts b/packages/image-io/typescript/src/scanco-read-image-node.ts
index d823dbb69..fa8f46504 100644
--- a/packages/image-io/typescript/src/scanco-read-image-node.ts
+++ b/packages/image-io/typescript/src/scanco-read-image-node.ts
@@ -42,7 +42,8 @@ async function scancoReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/scanco-read-image.ts b/packages/image-io/typescript/src/scanco-read-image.ts
index 6dee3885b..cfec7d768 100644
--- a/packages/image-io/typescript/src/scanco-read-image.ts
+++ b/packages/image-io/typescript/src/scanco-read-image.ts
@@ -48,7 +48,7 @@ async function scancoReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/scanco-write-image-node-result.ts b/packages/image-io/typescript/src/scanco-write-image-node-result.ts
index fb8e4c0bf..5bbeb4c3a 100644
--- a/packages/image-io/typescript/src/scanco-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/scanco-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface ScancoWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default ScancoWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/scanco-write-image-node.ts b/packages/image-io/typescript/src/scanco-write-image-node.ts
index eac038a17..45b3f7604 100644
--- a/packages/image-io/typescript/src/scanco-write-image-node.ts
+++ b/packages/image-io/typescript/src/scanco-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {ScancoWriteImageOptions} options - options object
  *
  * @returns {Promise<ScancoWriteImageNodeResult>} - result object
  */
 async function scancoWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: ScancoWriteImageOptions = {}
 ) : Promise<ScancoWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function scancoWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function scancoWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function scancoWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/scanco-write-image-options.ts b/packages/image-io/typescript/src/scanco-write-image-options.ts
index 9bbf54da8..6744d4052 100644
--- a/packages/image-io/typescript/src/scanco-write-image-options.ts
+++ b/packages/image-io/typescript/src/scanco-write-image-options.ts
@@ -7,9 +7,6 @@ interface ScancoWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default ScancoWriteImageOptions
diff --git a/packages/image-io/typescript/src/scanco-write-image.ts b/packages/image-io/typescript/src/scanco-write-image.ts
index 40e3808aa..bb11b89dd 100644
--- a/packages/image-io/typescript/src/scanco-write-image.ts
+++ b/packages/image-io/typescript/src/scanco-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {ScancoWriteImageOptions} options - options object
  *
  * @returns {Promise<ScancoWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function scancoWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: ScancoWriteImageOptions = {}
 ) : Promise<ScancoWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function scancoWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/tiff-read-image-node.ts b/packages/image-io/typescript/src/tiff-read-image-node.ts
index 3847bb700..44265070c 100644
--- a/packages/image-io/typescript/src/tiff-read-image-node.ts
+++ b/packages/image-io/typescript/src/tiff-read-image-node.ts
@@ -42,7 +42,8 @@ async function tiffReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/tiff-read-image.ts b/packages/image-io/typescript/src/tiff-read-image.ts
index aac358ea7..edca84e53 100644
--- a/packages/image-io/typescript/src/tiff-read-image.ts
+++ b/packages/image-io/typescript/src/tiff-read-image.ts
@@ -48,7 +48,7 @@ async function tiffReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/tiff-write-image-node-result.ts b/packages/image-io/typescript/src/tiff-write-image-node-result.ts
index 48502a8c9..2cb5e6d73 100644
--- a/packages/image-io/typescript/src/tiff-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/tiff-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface TiffWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default TiffWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/tiff-write-image-node.ts b/packages/image-io/typescript/src/tiff-write-image-node.ts
index 0e7017a1f..8052dd793 100644
--- a/packages/image-io/typescript/src/tiff-write-image-node.ts
+++ b/packages/image-io/typescript/src/tiff-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {TiffWriteImageOptions} options - options object
  *
  * @returns {Promise<TiffWriteImageNodeResult>} - result object
  */
 async function tiffWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: TiffWriteImageOptions = {}
 ) : Promise<TiffWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function tiffWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function tiffWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function tiffWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/tiff-write-image-options.ts b/packages/image-io/typescript/src/tiff-write-image-options.ts
index ea49bc1f2..9a273702f 100644
--- a/packages/image-io/typescript/src/tiff-write-image-options.ts
+++ b/packages/image-io/typescript/src/tiff-write-image-options.ts
@@ -7,9 +7,6 @@ interface TiffWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default TiffWriteImageOptions
diff --git a/packages/image-io/typescript/src/tiff-write-image.ts b/packages/image-io/typescript/src/tiff-write-image.ts
index 6d3534291..0be270dcf 100644
--- a/packages/image-io/typescript/src/tiff-write-image.ts
+++ b/packages/image-io/typescript/src/tiff-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {TiffWriteImageOptions} options - options object
  *
  * @returns {Promise<TiffWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function tiffWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: TiffWriteImageOptions = {}
 ) : Promise<TiffWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function tiffWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/vtk-read-image-node.ts b/packages/image-io/typescript/src/vtk-read-image-node.ts
index 1e4dc4c8e..fa1c1cf1d 100644
--- a/packages/image-io/typescript/src/vtk-read-image-node.ts
+++ b/packages/image-io/typescript/src/vtk-read-image-node.ts
@@ -42,7 +42,8 @@ async function vtkReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/vtk-read-image.ts b/packages/image-io/typescript/src/vtk-read-image.ts
index 1e805682d..dff00aa08 100644
--- a/packages/image-io/typescript/src/vtk-read-image.ts
+++ b/packages/image-io/typescript/src/vtk-read-image.ts
@@ -48,7 +48,7 @@ async function vtkReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/vtk-write-image-node-result.ts b/packages/image-io/typescript/src/vtk-write-image-node-result.ts
index d2da1ba08..85cee83c9 100644
--- a/packages/image-io/typescript/src/vtk-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/vtk-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface VtkWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default VtkWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/vtk-write-image-node.ts b/packages/image-io/typescript/src/vtk-write-image-node.ts
index 2712fb34a..633753104 100644
--- a/packages/image-io/typescript/src/vtk-write-image-node.ts
+++ b/packages/image-io/typescript/src/vtk-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {VtkWriteImageOptions} options - options object
  *
  * @returns {Promise<VtkWriteImageNodeResult>} - result object
  */
 async function vtkWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: VtkWriteImageOptions = {}
 ) : Promise<VtkWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function vtkWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function vtkWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function vtkWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/vtk-write-image-options.ts b/packages/image-io/typescript/src/vtk-write-image-options.ts
index cf7786ee6..db387d6aa 100644
--- a/packages/image-io/typescript/src/vtk-write-image-options.ts
+++ b/packages/image-io/typescript/src/vtk-write-image-options.ts
@@ -7,9 +7,6 @@ interface VtkWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default VtkWriteImageOptions
diff --git a/packages/image-io/typescript/src/vtk-write-image.ts b/packages/image-io/typescript/src/vtk-write-image.ts
index 9ad5c920d..f29a24e38 100644
--- a/packages/image-io/typescript/src/vtk-write-image.ts
+++ b/packages/image-io/typescript/src/vtk-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {VtkWriteImageOptions} options - options object
  *
  * @returns {Promise<VtkWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function vtkWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: VtkWriteImageOptions = {}
 ) : Promise<VtkWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function vtkWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/wasm-read-image-node.ts b/packages/image-io/typescript/src/wasm-read-image-node.ts
index f92d358ec..09cc7cc42 100644
--- a/packages/image-io/typescript/src/wasm-read-image-node.ts
+++ b/packages/image-io/typescript/src/wasm-read-image-node.ts
@@ -42,7 +42,8 @@ async function wasmReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/wasm-read-image.ts b/packages/image-io/typescript/src/wasm-read-image.ts
index 8ea448ba5..8f3e201bb 100644
--- a/packages/image-io/typescript/src/wasm-read-image.ts
+++ b/packages/image-io/typescript/src/wasm-read-image.ts
@@ -48,7 +48,7 @@ async function wasmReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/wasm-write-image-node-result.ts b/packages/image-io/typescript/src/wasm-write-image-node-result.ts
index e52ab548c..5475f2c0c 100644
--- a/packages/image-io/typescript/src/wasm-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/wasm-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface WasmWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default WasmWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/wasm-write-image-node.ts b/packages/image-io/typescript/src/wasm-write-image-node.ts
index ccd90e6a4..38719bdc8 100644
--- a/packages/image-io/typescript/src/wasm-write-image-node.ts
+++ b/packages/image-io/typescript/src/wasm-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {WasmWriteImageOptions} options - options object
  *
  * @returns {Promise<WasmWriteImageNodeResult>} - result object
  */
 async function wasmWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: WasmWriteImageOptions = {}
 ) : Promise<WasmWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function wasmWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function wasmWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function wasmWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/wasm-write-image-options.ts b/packages/image-io/typescript/src/wasm-write-image-options.ts
index 61a6fc555..d5aedcf8c 100644
--- a/packages/image-io/typescript/src/wasm-write-image-options.ts
+++ b/packages/image-io/typescript/src/wasm-write-image-options.ts
@@ -7,9 +7,6 @@ interface WasmWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default WasmWriteImageOptions
diff --git a/packages/image-io/typescript/src/wasm-write-image.ts b/packages/image-io/typescript/src/wasm-write-image.ts
index cd5e83261..381554fe9 100644
--- a/packages/image-io/typescript/src/wasm-write-image.ts
+++ b/packages/image-io/typescript/src/wasm-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {WasmWriteImageOptions} options - options object
  *
  * @returns {Promise<WasmWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function wasmWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: WasmWriteImageOptions = {}
 ) : Promise<WasmWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function wasmWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/src/wasm-zstd-read-image-node.ts b/packages/image-io/typescript/src/wasm-zstd-read-image-node.ts
index 234e7f2cb..3f2e2ab94 100644
--- a/packages/image-io/typescript/src/wasm-zstd-read-image-node.ts
+++ b/packages/image-io/typescript/src/wasm-zstd-read-image-node.ts
@@ -42,7 +42,8 @@ async function wasmZstdReadImageNode(
   const args = []
   // Inputs
   const serializedImageName = serializedImage
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
+  mountDirs.add(path.dirname(serializedImageName))
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/wasm-zstd-read-image.ts b/packages/image-io/typescript/src/wasm-zstd-read-image.ts
index 4f6e66a7d..46480a0b7 100644
--- a/packages/image-io/typescript/src/wasm-zstd-read-image.ts
+++ b/packages/image-io/typescript/src/wasm-zstd-read-image.ts
@@ -48,7 +48,7 @@ async function wasmZstdReadImage(
   const args = []
   // Inputs
   const serializedImageName = (serializedImageFile as BinaryFile).path
-  args.push(serializedImageName as string)
+  args.push(serializedImageName)
 
   // Outputs
   const couldReadName = '0'
diff --git a/packages/image-io/typescript/src/wasm-zstd-write-image-node-result.ts b/packages/image-io/typescript/src/wasm-zstd-write-image-node-result.ts
index aed376ade..9cb5f9d14 100644
--- a/packages/image-io/typescript/src/wasm-zstd-write-image-node-result.ts
+++ b/packages/image-io/typescript/src/wasm-zstd-write-image-node-result.ts
@@ -7,8 +7,6 @@ interface WasmZstdWriteImageNodeResult {
   couldWrite: JsonCompatible
 
   /** Output image serialized in the file format. */
-  serializedImage: string
-
 }
 
 export default WasmZstdWriteImageNodeResult
diff --git a/packages/image-io/typescript/src/wasm-zstd-write-image-node.ts b/packages/image-io/typescript/src/wasm-zstd-write-image-node.ts
index f9e47d7f6..9cec6bee4 100644
--- a/packages/image-io/typescript/src/wasm-zstd-write-image-node.ts
+++ b/packages/image-io/typescript/src/wasm-zstd-write-image-node.ts
@@ -19,12 +19,14 @@ import path from 'path'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {WasmZstdWriteImageOptions} options - options object
  *
  * @returns {Promise<WasmZstdWriteImageNodeResult>} - result object
  */
 async function wasmZstdWriteImageNode(
   image: Image,
+  serializedImage: string,
   options: WasmZstdWriteImageOptions = {}
 ) : Promise<WasmZstdWriteImageNodeResult> {
 
@@ -32,7 +34,6 @@ async function wasmZstdWriteImageNode(
 
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile },
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -42,13 +43,13 @@ async function wasmZstdWriteImageNode(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
   mountDirs.add(path.dirname(serializedImageName))
 
@@ -74,7 +75,6 @@ async function wasmZstdWriteImageNode(
 
   const result = {
     couldWrite: outputs[0].data as JsonCompatible,
-    serializedImage: outputs[1].data as string,
   }
   return result
 }
diff --git a/packages/image-io/typescript/src/wasm-zstd-write-image-options.ts b/packages/image-io/typescript/src/wasm-zstd-write-image-options.ts
index 84480fae3..2d633a9f6 100644
--- a/packages/image-io/typescript/src/wasm-zstd-write-image-options.ts
+++ b/packages/image-io/typescript/src/wasm-zstd-write-image-options.ts
@@ -7,9 +7,6 @@ interface WasmZstdWriteImageOptions {
   /** Use compression in the written file */
   useCompression?: boolean
 
-  /** Output image serialized in the file format. path */
-  serializedImagePath?: string
-
 }
 
 export default WasmZstdWriteImageOptions
diff --git a/packages/image-io/typescript/src/wasm-zstd-write-image.ts b/packages/image-io/typescript/src/wasm-zstd-write-image.ts
index b68ccd3df..16ec2130f 100644
--- a/packages/image-io/typescript/src/wasm-zstd-write-image.ts
+++ b/packages/image-io/typescript/src/wasm-zstd-write-image.ts
@@ -21,6 +21,7 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
  * Write an itk-wasm file format converted to an image file format
  *
  * @param {Image} image - Input image
+ * @param {string} serializedImage - Output image serialized in the file format.
  * @param {WasmZstdWriteImageOptions} options - options object
  *
  * @returns {Promise<WasmZstdWriteImageResult>} - result object
@@ -28,13 +29,13 @@ import { getPipelineWorkerUrl } from './pipeline-worker-url.js'
 async function wasmZstdWriteImage(
   webWorker: null | Worker,
   image: Image,
+  serializedImage: string,
   options: WasmZstdWriteImageOptions = {}
 ) : Promise<WasmZstdWriteImageResult> {
 
-  const serializedImagePath = typeof options.serializedImagePath === 'undefined' ? 'serializedImage' : options.serializedImagePath
   const desiredOutputs: Array<PipelineOutput> = [
     { type: InterfaceTypes.JsonCompatible },
-    { type: InterfaceTypes.BinaryFile, data: { path: serializedImagePath, data: new Uint8Array() }},
+    { type: InterfaceTypes.BinaryFile, data: { path: serializedImage, data: new Uint8Array() }},
   ]
 
   const inputs: Array<PipelineInput> = [
@@ -44,13 +45,13 @@ async function wasmZstdWriteImage(
   const args = []
   // Inputs
   const imageName = '0'
-  args.push(imageName as string)
+  args.push(imageName)
 
   // Outputs
   const couldWriteName = '0'
   args.push(couldWriteName)
 
-  const serializedImageName = serializedImagePath
+  const serializedImageName = serializedImage
   args.push(serializedImageName)
 
   // Options
diff --git a/packages/image-io/typescript/test/browser/demo-app/index.html b/packages/image-io/typescript/test/browser/demo-app/index.html
index 582d4f30f..630d4ecb4 100644
--- a/packages/image-io/typescript/test/browser/demo-app/index.html
+++ b/packages/image-io/typescript/test/browser/demo-app/index.html
@@ -117,7 +117,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -170,8 +170,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -200,7 +201,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -253,8 +254,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -283,7 +285,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -336,8 +338,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -366,7 +369,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -419,8 +422,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -449,7 +453,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -502,8 +506,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -532,7 +537,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -585,8 +590,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -615,7 +621,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -668,8 +674,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -698,7 +705,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -751,8 +758,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -781,7 +789,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -834,8 +842,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -864,7 +873,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -917,8 +926,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -947,7 +957,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1000,8 +1010,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1030,7 +1041,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1083,8 +1094,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1113,7 +1125,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1166,8 +1178,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1196,7 +1209,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1249,8 +1262,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1279,7 +1293,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1332,8 +1346,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1362,7 +1377,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1415,8 +1430,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1445,7 +1461,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1498,8 +1514,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1528,7 +1545,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1581,8 +1598,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1611,7 +1629,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1664,8 +1682,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1694,7 +1713,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1747,8 +1766,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1777,7 +1797,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1830,8 +1850,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1860,7 +1881,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1913,8 +1934,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1943,7 +1965,7 @@ <h3>👨‍💻 Live API Demo ✨</h3>
       <sl-checkbox name="information-only">informationOnly - <i>Only read image metadata -- do not read pixel data.</i></sl-checkbox>
 <br /><br />
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
@@ -1996,8 +2018,9 @@ <h3>👨‍💻 Live API Demo ✨</h3>
 <br /><br />
       <sl-checkbox name="use-compression">useCompression - <i>Use compression in the written file</i></sl-checkbox>
 <br /><br />
+      <sl-input required name="serialized-image" type="text" label="serializedImage" help-text="Output image serialized in the file format."></sl-input>
     <sl-divider></sl-divider>
-      <br /><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button>
+      <br /><sl-tooltip content="Load example input data. This will overwrite data any existing input data."><sl-button name="loadSampleInputs" variant="default" style="display: none;">Load sample inputs</sl-button></sl-tooltip>
       <sl-button type="button" variant="success" name="run">Run</sl-button><br /><br />
 
     </form></div>
diff --git a/packages/image-io/typescript/test/browser/demo-app/index.ts b/packages/image-io/typescript/test/browser/demo-app/index.ts
index 7cef8f43f..7fb013194 100644
--- a/packages/image-io/typescript/test/browser/demo-app/index.ts
+++ b/packages/image-io/typescript/test/browser/demo-app/index.ts
@@ -8,6 +8,14 @@ imageIo.setPipelinesBaseUrl(pipelinesBaseUrl)
 const pipelineWorkerUrl: string | URL | null = new URL('/web-workers/pipeline.worker.js', document.location.origin).href
 imageIo.setPipelineWorkerUrl(pipelineWorkerUrl)
 
+
+const params = new URLSearchParams(window.location.search)
+if (!params.has('functionName')) {
+  params.set('functionName', 'bioRadReadImage')
+  const url = new URL(document.location)
+  url.search = params
+  window.history.replaceState({ functionName: 'bioRadReadImage' }, '', url)
+}
 import './bio-rad-read-image-controller.js'
 import './bio-rad-write-image-controller.js'
 import './bmp-read-image-controller.js'
diff --git a/packages/image-io/typescript/test/browser/demo-app/utilities.js b/packages/image-io/typescript/test/browser/demo-app/utilities.js
index 0820648ce..c31e4c305 100644
--- a/packages/image-io/typescript/test/browser/demo-app/utilities.js
+++ b/packages/image-io/typescript/test/browser/demo-app/utilities.js
@@ -79,3 +79,14 @@ function enableInputs(inputId) {
   })
 }
 globalThis.enableInputs = enableInputs
+
+function applyInputParsedJson(inputElement, modelMap, parameterName) {
+  try {
+    const parsedJson = JSON.parse(inputElement.value)
+    modelMap.set(parameterName, parsedJson)
+    inputElement.setCustomValidity('')
+  } catch (error) {
+    inputElement.setCustomValidity(error.message)
+  }
+}
+globalThis.applyInputParsedJson = applyInputParsedJson