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Optimize EGLRenderer with overlay VAOs and reduced GL_BLEND usage

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This commit is contained in:
Cameron Gutman
2025-12-28 13:14:16 -06:00
parent f1451a0db3
commit c5b7a9c679
2 changed files with 123 additions and 98 deletions
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app/streaming/video/ffmpeg-renderers/eglvid.h
+5 -3
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@@ -27,21 +27,23 @@ private:
void renderOverlay(Overlay::OverlayType type, int viewportWidth, int viewportHeight);
unsigned compileShader(const char* vertexShaderSrc, const char* fragmentShaderSrc);
bool compileShaders();
bool specialize();
bool setupVideoRenderingState();
bool setupOverlayRenderingState();
static int loadAndBuildShader(int shaderType, const char *filename);
AVPixelFormat m_EGLImagePixelFormat;
void *m_EGLDisplay;
unsigned m_Textures[EGL_MAX_PLANES];
unsigned m_OverlayTextures[Overlay::OverlayMax];
unsigned m_OverlayVbos[Overlay::OverlayMax];
unsigned m_OverlayVBOs[Overlay::OverlayMax];
unsigned m_OverlayVAOs[Overlay::OverlayMax];
SDL_atomic_t m_OverlayHasValidData[Overlay::OverlayMax];
unsigned m_ShaderProgram;
unsigned m_OverlayShaderProgram;
SDL_GLContext m_Context;
SDL_Window *m_Window;
IFFmpegRenderer *m_Backend;
unsigned int m_VAO;
unsigned int m_VideoVAO;
bool m_BlockingSwapBuffers;
EGLSync m_LastRenderSync;
AVFrame* m_LastFrame;