class VideoProvider {public: virtual ~VideoProvider() {} virtual void RefreshSubtitles()=0; // Refresh subtitles display virtual void AttachOverlay(SubtitleProvider::Overlay *overlay) = 0; virtual wxBitmap GetFrame(int n)=0; // Get frame as bitmap virtual void GetFloatFrame(float* Buffer, int n)=0; // Get frame as float (for FexTracker) virtual int GetPosition()=0; // Get the current frame being displayed virtual int GetFrameCount()=0; // Get total number of frames virtual double GetFPS()=0; // Get framerate in frames per second virtual void SetDAR(double dar)=0; // Set display aspect ratio (width/height) virtual void SetZoom(double zoom)=0; // Set zoom factor virtual int GetWidth()=0; // Returns the display width in pixels virtual int GetHeight()=0; // Returns the display height in pixels virtual double GetZoom()=0; // Returns the zoom factor virtual int GetSourceWidth()=0; // Returns the original source width in pixels virtual int GetSourceHeight()=0; // Returns the original source height in pixels static VideoProvider *GetProvider(wxString video,wxString subtitles);};