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Add VAAPI_FORCE_DIRECT and VAAPI_FORCE_INDIRECT env vars to control rendering technique

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This commit is contained in:
Cameron Gutman 2020-05-13 19:45:30 -07:00
parent 283f31a734
commit 01f6188824
1 changed files with 11 additions and 0 deletions
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11
app/streaming/video/ffmpeg-renderers/vaapi.cpp
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@ -323,6 +323,17 @@ VAAPIRenderer::needsTestFrame()
bool
VAAPIRenderer::isDirectRenderingSupported()
{
if (qgetenv("VAAPI_FORCE_DIRECT") == "1") {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
"Using direct rendering due to environment variable");
return true;
}
else if (qgetenv("VAAPI_FORCE_INDIRECT") == "1") {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
"Using indirect rendering due to environment variable");
return false;
}
// We only support direct rendering on X11 with VAEntrypointVideoProc support
if (m_WindowSystem != SDL_SYSWM_X11 || m_BlacklistedForDirectRendering) {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,