vlc/vlc-3.0 | branch: master | Steve Lhomme <[email protected]> | Mon Oct 15 12:54:29 2018 +0200| [736c0e86d05212c37db1992690ca982dff3b920c] | committer: Steve Lhomme
direct3d11: use DXGI_SWAP_EFFECT_FLIP_DISCARD on Windows 10 See https://docs.microsoft.com/en-us/windows/desktop/direct3ddxgi/for-best-performance--use-dxgi-flip-model (cherry picked from commit d4f178086f313c759dca1b471666216226bba3d6) > http://git.videolan.org/gitweb.cgi/vlc/vlc-3.0.git/?a=commit;h=736c0e86d05212c37db1992690ca982dff3b920c --- modules/video_output/win32/direct3d11.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/modules/video_output/win32/direct3d11.c b/modules/video_output/win32/direct3d11.c index 186c76476b..339dfef07c 100644 --- a/modules/video_output/win32/direct3d11.c +++ b/modules/video_output/win32/direct3d11.c @@ -751,7 +751,18 @@ static void FillSwapChainDesc(vout_display_t *vd, DXGI_SWAP_CHAIN_DESC1 *out) break; } //out->Flags = 512; // DXGI_SWAP_CHAIN_FLAG_YUV_VIDEO; - out->SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; + + bool isWin10OrGreater = false; + HMODULE hKernelBase = GetModuleHandle(TEXT("kernelbase.dll")); + if (likely(hKernelBase != NULL)) + { + isWin10OrGreater = GetProcAddress(hKernelBase, "VirtualAllocFromApp") != NULL; + FreeLibrary(hKernelBase); + } + if (isWin10OrGreater) + out->SwapEffect = DXGI_SWAP_EFFECT_FLIP_DISCARD; + else + out->SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; } #endif _______________________________________________ vlc-commits mailing list [email protected] https://mailman.videolan.org/listinfo/vlc-commits
