[host] d12: added downsampler

gnif · Feb 28, 2024 · 4463ca1 · 4463ca1
1 parent 97d91a3
commit 4463ca1
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Showing 6 changed files with 548 additions and 9 deletions.
diff --git a/host/platform/Windows/capture/D12/CMakeLists.txt b/host/platform/Windows/capture/D12/CMakeLists.txt
@@ -7,6 +7,7 @@ add_library(capture_D12 STATIC
   backend/dd.c
   effect/rgb24.c
   effect/hdr16to10.c
+  effect/downsample.c
 )
 
 target_link_libraries(capture_D12

diff --git a/host/platform/Windows/capture/D12/d12.c b/host/platform/Windows/capture/D12/d12.c
@@ -585,6 +585,11 @@ static CaptureResult d12_waitFrame(unsigned frameBufferIndex,
   frame->hdrPQ            = false;
   frame->rotation         = desc.rotation;
 
+  D12Effect * effect;
+  vector_forEach(effect, &this->effects)
+    if (effect->enabled)
+      d12_effectAdjustDamage(effect, desc.dirtyRects, &desc.nbDirtyRects);
+
   {
     // create a clean list of rects
     FrameDamageRect allRects[desc.nbDirtyRects];
@@ -594,8 +599,8 @@ static CaptureResult d12_waitFrame(unsigned frameBufferIndex,
       allRects[count++] = (FrameDamageRect){
         .x      = rect->left,
         .y      = rect->top,
-        .width  = rect->right  - rect->left,
-        .height = rect->bottom - rect->top
+        .width  = (rect->right  - rect->left),
+        .height = (rect->bottom - rect->top)
       };
 
     count = rectsMergeOverlapping(allRects, count);

diff --git a/host/platform/Windows/capture/D12/effect.h b/host/platform/Windows/capture/D12/effect.h
@@ -55,6 +55,10 @@ struct D12Effect
     const D12FrameFormat     * src,
           D12FrameFormat     * dst);
 
+  void (*adjustDamage)(D12Effect * effect,
+    RECT       dirtyRects[],
+    unsigned * nbDirtyRects);
+
   ID3D12Resource * (*run)(D12Effect * effect,
     ID3D12Device3             * device,
     ID3D12GraphicsCommandList * commandList,
@@ -90,6 +94,12 @@ static inline D12EffectStatus d12_effectSetFormat(D12Effect * effect,
         D12FrameFormat * dst)
   { return effect->setFormat(effect, device, src, dst); }
 
+static inline void d12_effectAdjustDamage(D12Effect * effect,
+  RECT dirtyRects[],
+  unsigned * nbDirtyRects)
+  { if (effect->adjustDamage)
+      effect->adjustDamage(effect, dirtyRects, nbDirtyRects); }
+
 static inline ID3D12Resource * d12_effectRun(D12Effect * effect,
   ID3D12Device3              * device,
   ID3D12GraphicsCommandList  * commandList,