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OpenSceneGraph/src/osgPlugins/ffmpeg/FFmpegClocks.hpp

79 lines
1.6 KiB
C++

#ifndef HEADER_GUARD_OSGFFMPEG_FFMPEG_CLOCKS_H
#define HEADER_GUARD_OSGFFMPEG_FFMPEG_CLOCKS_H
#include <osg/Timer>
#include <OpenThreads/Mutex>
#include <OpenThreads/ScopedLock>
#include "FFmpegHeaders.hpp"
namespace osgFFmpeg {
class FFmpegClocks
{
public:
FFmpegClocks();
void reset(double start_time);
void pause(bool pause);
void seek(double seek_time);
void rewind();
void audioSetBufferEndPts(double pts);
void audioAdjustBufferEndPts(double increment);
void audioSetDelay(double delay);
void audioDisable();
bool audioDisabled() const { return m_audio_disabled; }
double videoSynchClock(const AVFrame * frame, double time_base, double pts);
double videoRefreshSchedule(double pts);
double getStartTime() const;
double getCurrentTime();
void setPauseTime(double pause_time);
void setSeekTime(double seek_time);
private:
double getAudioTime() const;
typedef osg::Timer Timer;
typedef OpenThreads::Mutex Mutex;
typedef OpenThreads::ScopedLock<Mutex> ScopedLock;
mutable Mutex m_mutex;
double m_video_clock;
double m_start_time;
double m_pause_time;
double m_seek_time;
double m_last_frame_delay;
double m_last_frame_pts;
double m_last_actual_delay;
double m_frame_time;
double m_audio_buffer_end_pts;
double m_audio_delay;
Timer m_audio_timer;
bool m_audio_disabled;
bool m_paused;
double m_last_current_time;
};
} // namespace osgFFmpeg
#endif // HEADER_GUARD_OSGFFMPEG_FFMPEG_CLOCKS_H