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

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
@@ -8,6 +8,12 @@ extern "C" {
class IFFmpegRenderer {
public:
enum VSyncConstraint {
VSYNC_FORCE_OFF,
VSYNC_FORCE_ON,
VSYNC_ANY
};
virtual ~IFFmpegRenderer() {}
virtual bool initialize(SDL_Window* window,
int videoFormat,
@@ -19,6 +25,7 @@ public:
virtual void renderFrameAtVsync(AVFrame* frame) = 0;
virtual bool needsTestFrame() = 0;
virtual int getDecoderCapabilities() = 0;
virtual VSyncConstraint getVsyncConstraint() = 0;
};
class SdlRenderer : public IFFmpegRenderer {
@@ -35,6 +42,7 @@ public:
virtual void renderFrameAtVsync(AVFrame* frame);
virtual bool needsTestFrame();
virtual int getDecoderCapabilities();
virtual VSyncConstraint getVsyncConstraint();
private:
SDL_Renderer* m_Renderer;