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Don't set fullScreenDesc fields to prevent entering "proxy" full-screen mode

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This commit is contained in:
Cameron Gutman 2022-02-05 19:32:05 -06:00
parent 918fea7d4b
commit 2518208c5c
1 changed files with 6 additions and 4 deletions
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10
app/streaming/video/ffmpeg-renderers/d3d11va.cpp
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@ -257,12 +257,14 @@ bool D3D11VARenderer::initialize(PDECODER_PARAMETERS params)
swapChainDesc.Width = sdlMode.w;
swapChainDesc.Height = sdlMode.h;
// FIXME: The SDL referesh rate may not match the actual mode due to truncation
fullScreenDesc.RefreshRate.Numerator = sdlMode.refresh_rate;
fullScreenDesc.RefreshRate.Denominator = 1;
// Leave these unspecified to ensure we don't end up in an inefficient "proxy"
// full-screen swapchain with DXGI doing format conversion behind our backs.
// https://youtu.be/E3wTajGZOsA?t=1489
fullScreenDesc.RefreshRate.Numerator = 0;
fullScreenDesc.RefreshRate.Denominator = 0;
fullScreenDesc.Scaling = DXGI_MODE_SCALING_UNSPECIFIED;
fullScreenDesc.ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED;
fullScreenDesc.Windowed = FALSE;
}