SyncObjectD3D11Host::Synchronize () call In STR of comment 37 case could be removed in default setting. Since by default, hardware video decoder uses compositor device for D3D11Device. In this case, mSyncObject->Synchronize() in RenderCompositorANGLE::BeginFrame() is not necessary. Created Bug 1880016 for it,
Bug 1877726 Comment 53 Edit History
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SyncObjectD3D11Host::Synchronize () call In STR of comment 37 case could be removed in default setting. Since by default, hardware video decoder uses compositor device for D3D11Device in GPU process. In this case, mSyncObject->Synchronize() in RenderCompositorANGLE::BeginFrame() is not necessary. Created Bug 1880016 for it,