ConvertXRGB10toXRGB8 -> ConvertR10G10B10A2toBGR32.

Aleksoid1978 · Dec 4, 2024 · 2820c31 · 2820c31
1 parent 0f7d87c
commit 2820c31
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Showing 3 changed files with 15 additions and 3 deletions.
diff --git a/Source/DX11VideoProcessor.cpp b/Source/DX11VideoProcessor.cpp
@@ -3205,7 +3205,7 @@ HRESULT CDX11VideoProcessor::GetDisplayedImage(BYTE **ppDib, unsigned* pSize)
 	hr = m_pDeviceContext->Map(pTexture2DShared, 0, D3D11_MAP_READ, 0, &mappedResource);
 	if (SUCCEEDED(hr)) {
 		if (desc2.Format == DXGI_FORMAT_R10G10B10A2_UNORM) {
-			ConvertXRGB10toXRGB8(desc.Height, (BYTE*)(pBIH + 1), dst_pitch, (BYTE*)mappedResource.pData + mappedResource.RowPitch * (desc.Height - 1), -(int)mappedResource.RowPitch);
+			ConvertR10G10B10A2toBGR32(desc.Height, (BYTE*)(pBIH + 1), dst_pitch, (BYTE*)mappedResource.pData + mappedResource.RowPitch * (desc.Height - 1), -(int)mappedResource.RowPitch);
 		}
 		else {
 			CopyPlaneAsIs(desc.Height, (BYTE*)(pBIH + 1), dst_pitch, (BYTE*)mappedResource.pData + mappedResource.RowPitch * (desc.Height - 1), -(int)mappedResource.RowPitch);

diff --git a/Source/Helper.cpp b/Source/Helper.cpp
@@ -751,8 +751,20 @@ void CopyPlane10to16(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* sr
 	}
 }
 
-void ConvertXRGB10toXRGB8(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src, int src_pitch)
+void ConvertR10G10B10A2toBGR32(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src, int src_pitch)
 {
+	// R10G10B10A2
+	// R - 0x000003ff
+	// G - 0x000ffc00
+	// B - 0x3ff00000
+	// A - 0xc0000000
+	//
+	// BGR32 
+	// B - 0x000000ff
+	// G - 0x0000ff00
+	// R - 0x00ff0000
+	// X - 0xff000000
+
 	UINT line_pixels = abs(src_pitch) / 4;
 
 	for (UINT y = 0; y < lines; ++y) {

diff --git a/Source/Helper.h b/Source/Helper.h
@@ -188,7 +188,7 @@ void CopyFrameR210(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src,
 // YUV444P10
 void CopyPlane10to16(const UINT lines, BYTE * dst, UINT dst_pitch, const BYTE * src, int src_pitch);
 
-void ConvertXRGB10toXRGB8(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src, int src_pitch);
+void ConvertR10G10B10A2toBGR32(const UINT lines, BYTE* dst, UINT dst_pitch, const BYTE* src, int src_pitch);
 
 void ClipToSurface(const int texW, const int texH, RECT& s, RECT& d);