diff --git a/FFmpegKit b/FFmpegKit
index 10f2c37fe..e5d259205 160000
--- a/FFmpegKit
+++ b/FFmpegKit
@@ -1 +1 @@
-Subproject commit 10f2c37fe368dac58b0ee640c4bdccb95c685e2a
+Subproject commit e5d259205360f2b82e56b2034be3ac687111c3de
diff --git a/Package.swift b/Package.swift
index fdd81451b..3d2b9b3df 100644
--- a/Package.swift
+++ b/Package.swift
@@ -4,9 +4,7 @@ import PackageDescription
 let package = Package(
     name: "KSPlayer",
     defaultLocalization: "en",
-    platforms: [.macOS(.v10_15),
-//                .visionOS(.v1),
-                .iOS(.v13), .tvOS(.v13)],
+    platforms: [.macOS(.v10_15), .macCatalyst(.v13), .iOS(.v13), .tvOS(.v13)],
     products: [
         // Products define the executables and libraries produced by a package, and make them visible to other packages.
         .library(
@@ -35,6 +33,10 @@ let package = Package(
     ]
 )
 var ffmpegKitPath = FileManager.default.currentDirectoryPath + "/FFmpegKit"
+if !FileManager.default.fileExists(atPath: ffmpegKitPath) {
+    ffmpegKitPath = FileManager.default.currentDirectoryPath + "../FFmpegKit"
+}
+
 if !FileManager.default.fileExists(atPath: ffmpegKitPath) {
     ffmpegKitPath = FileManager.default.currentDirectoryPath + "/KSPlayer/FFmpegKit"
 }
diff --git a/Package@swift-5.9.swift b/Package@swift-5.9.swift
index 24d818892..f62abcbd1 100644
--- a/Package@swift-5.9.swift
+++ b/Package@swift-5.9.swift
@@ -4,9 +4,8 @@ import PackageDescription
 let package = Package(
     name: "KSPlayer",
     defaultLocalization: "en",
-    platforms: [.macOS(.v10_15),
-                .visionOS(.v1),
-                .iOS(.v13), .tvOS(.v13)],
+    platforms: [.macOS(.v10_15), .macCatalyst(.v13), .iOS(.v13), .tvOS(.v13),
+                .visionOS(.v1)],
     products: [
         // Products define the executables and libraries produced by a package, and make them visible to other packages.
         .library(
@@ -36,6 +35,10 @@ let package = Package(
 )
 
 var ffmpegKitPath = FileManager.default.currentDirectoryPath + "/FFmpegKit"
+if !FileManager.default.fileExists(atPath: ffmpegKitPath) {
+    ffmpegKitPath = FileManager.default.currentDirectoryPath + "../FFmpegKit"
+}
+
 if !FileManager.default.fileExists(atPath: ffmpegKitPath) {
     ffmpegKitPath = FileManager.default.currentDirectoryPath + "/KSPlayer/FFmpegKit"
 }
diff --git a/Sources/KSPlayer/MEPlayer/Resample.swift b/Sources/KSPlayer/MEPlayer/Resample.swift
index eb1b22600..a3fdcd6f0 100644
--- a/Sources/KSPlayer/MEPlayer/Resample.swift
+++ b/Sources/KSPlayer/MEPlayer/Resample.swift
@@ -138,13 +138,11 @@ class VideoSwresample: FrameChange {
             pbuf.aspectRatio = frame.sample_aspect_ratio.size
             pbuf.yCbCrMatrix = frame.colorspace.ycbcrMatrix
             pbuf.colorPrimaries = frame.color_primaries.colorPrimaries
+            pbuf.transferFunction = frame.color_trc.transferFunction
             // vt_pixbuf_set_colorspace
-            if let transferFunction = frame.color_trc.transferFunction {
-                pbuf.transferFunction = transferFunction
-                if transferFunction == kCVImageBufferTransferFunction_UseGamma {
-                    let gamma = NSNumber(value: frame.color_trc == AVCOL_TRC_GAMMA22 ? 2.2 : 2.8)
-                    CVBufferSetAttachment(pbuf, kCVImageBufferGammaLevelKey, gamma, .shouldPropagate)
-                }
+            if pbuf.transferFunction == kCVImageBufferTransferFunction_UseGamma {
+                let gamma = NSNumber(value: frame.color_trc == AVCOL_TRC_GAMMA22 ? 2.2 : 2.8)
+                CVBufferSetAttachment(pbuf, kCVImageBufferGammaLevelKey, gamma, .shouldPropagate)
             }
             if let chroma = frame.chroma_location.chroma {
                 CVBufferSetAttachment(pbuf, kCVImageBufferChromaLocationTopFieldKey, chroma, .shouldPropagate)
diff --git a/Sources/KSPlayer/Metal/PixelBufferProtocol.swift b/Sources/KSPlayer/Metal/PixelBufferProtocol.swift
index c39b34c2f..ea1e214a8 100644
--- a/Sources/KSPlayer/Metal/PixelBufferProtocol.swift
+++ b/Sources/KSPlayer/Metal/PixelBufferProtocol.swift
@@ -163,20 +163,19 @@ class PixelBuffer: PixelBufferProtocol {
     let colorPrimaries: CFString?
     let transferFunction: CFString?
     let yCbCrMatrix: CFString?
+    let colorspace: CGColorSpace?
     private let format: AVPixelFormat
     private let formats: [MTLPixelFormat]
     private let widths: [Int]
     private let heights: [Int]
     private let buffers: [MTLBuffer?]
     private let lineSize: [Int]
-    public var colorspace: CGColorSpace? {
-        attachmentsDic.flatMap { CVImageBufferCreateColorSpaceFromAttachments($0)?.takeUnretainedValue() }
-    }
 
     init(frame: AVFrame) {
         yCbCrMatrix = frame.colorspace.ycbcrMatrix
         colorPrimaries = frame.color_primaries.colorPrimaries
         transferFunction = frame.color_trc.transferFunction
+        colorspace = KSOptions.colorSpace(ycbcrMatrix: yCbCrMatrix, transferFunction: transferFunction)
         var attachments = [CFString: CFString]()
         attachments[kCVImageBufferColorPrimariesKey] = colorPrimaries
         attachments[kCVImageBufferTransferFunctionKey] = transferFunction