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Add limited support for frame pacing to EGLRenderer

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This commit is contained in:
Cameron Gutman 2020-05-16 15:59:10 -07:00
commit 5f25e0d4e2
1 changed files with 4 additions and 2 deletions
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6
app/streaming/video/ffmpeg-renderers/eglvid.cpp
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@ -401,8 +401,10 @@ bool EGLRenderer::initialize(PDECODER_PARAMETERS params)
glClear(GL_COLOR_BUFFER_BIT);
if (params->enableVsync) {
/* Try to use adaptive VSYNC */
if (SDL_GL_SetSwapInterval(-1))
// Try to use adaptive VSYNC unless we're using frame pacing.
// Frame pacing relies on us blocking in renderFrame() to
// match the display refresh rate.
if (params->enableFramePacing || SDL_GL_SetSwapInterval(-1))
SDL_GL_SetSwapInterval(1);
} else {
SDL_GL_SetSwapInterval(0);