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[host] correct YUV output, do not copy padding bytes

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This commit is contained in:
Geoffrey McRae 2018-07-28 07:48:10 +10:00
parent b899a65726
commit d292d46fcb
2 changed files with 11 additions and 6 deletions
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13
host/Capture/DXGI.cpp
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@ -594,7 +594,7 @@ GrabStatus Capture::DXGI::GrabFrameYUV420(struct FrameInfo & frame, struct Curso
return GRAB_STATUS_ERROR; return GRAB_STATUS_ERROR;
} }
const unsigned int size = desc.Height * mapping.RowPitch; const unsigned int size = desc.Height * desc.Width;
if (size > remain) if (size > remain)
{ {
m_deviceContext->Unmap(m_texture[i], 0); m_deviceContext->Unmap(m_texture[i], 0);
@ -602,10 +602,15 @@ GrabStatus Capture::DXGI::GrabFrameYUV420(struct FrameInfo & frame, struct Curso
return GRAB_STATUS_ERROR; return GRAB_STATUS_ERROR;
} }
memcpySSE(data, mapping.pData, size); const uint8_t * src = (uint8_t *)mapping.pData;
data += size; for(unsigned int y = 0; y < desc.Height; ++y)
remain -= size; {
memcpySSE(data, src, desc.Width);
data += desc.Width;
src += mapping.RowPitch;
}
m_deviceContext->Unmap(m_texture[i], 0); m_deviceContext->Unmap(m_texture[i], 0);
remain -= size;
} }
frame.pitch = m_width; frame.pitch = m_width;