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Allow FFmpeg renderers to enforce V-sync being enabled or disabled

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This commit is contained in:
Cameron Gutman
2018-09-03 20:57:09 -04:00
parent fa93364ddd
commit 2c068a99a3
10 changed files with 51 additions and 0 deletions
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12
app/streaming/video/ffmpeg.cpp
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@@ -120,6 +120,18 @@ bool FFmpegVideoDecoder::completeInitialization(AVCodec* decoder, SDL_Window* wi
int videoFormat, int width, int height,
int maxFps, bool enableVsync, bool testOnly)
{
auto vsyncConstraint = m_Renderer->getVsyncConstraint();
if (vsyncConstraint == IFFmpegRenderer::VSYNC_FORCE_OFF && enableVsync) {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
"V-sync is forcefully disabled by the active renderer");
enableVsync = false;
}
else if (vsyncConstraint == IFFmpegRenderer::VSYNC_FORCE_ON && !enableVsync) {
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
"V-sync is forcefully enabled by the active renderer");
enableVsync = true;
}
m_Pacer = new Pacer(m_Renderer);
if (!m_Pacer->initialize(window, maxFps, enableVsync)) {
return false;