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Optimize blending in DXVA2 and D3D11VA renderers

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This commit is contained in:
Cameron Gutman 2025-12-28 13:53:13 -06:00
commit c3ce0918b3
3 changed files with 32 additions and 6 deletions
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4
app/streaming/video/ffmpeg-renderers/dxva2.cpp
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@ -375,7 +375,6 @@ bool DXVA2Renderer::initializeRenderer()
m_Device->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
m_Device->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
m_Device->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
m_Device->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
m_Device->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
@ -951,7 +950,10 @@ void DXVA2Renderer::renderOverlay(Overlay::OverlayType type)
return;
}
// Only enable blending when drawing the overlay
m_Device->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
hr = m_Device->DrawPrimitive(D3DPT_TRIANGLEFAN, 0, 2);
m_Device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
if (FAILED(hr)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"DrawPrimitive() failed: %x",