axmol/core/media/AvfMediaEngine.h

84 lines
2.2 KiB
Objective-C

#pragma once
#include "MediaEngine.h"
#if defined(__APPLE__)
# import <AVFoundation/AVFoundation.h>
@class AVMediaSessionHandler;
NS_AX_BEGIN
class AvfMediaEngine : public MediaEngine
{
public:
void fireMediaEvent(MEMediaEventType event)
{
if (_onMediaEvent)
_onMediaEvent(event);
}
void setCallbacks(std::function<void(MEMediaEventType)> onMediaEvent,
std::function<void(const MEVideoFrame&)> onVideoFrame) override
{
_onMediaEvent = std::move(onMediaEvent);
_onVideoFrame = std::move(onVideoFrame);
}
void setAutoPlay(bool bAutoPlay) override;
bool open(std::string_view sourceUri) override;
bool close() override;
bool setLoop(bool bLooping) override;
bool setRate(double fRate) override;
bool setCurrentTime(double fSeekTimeInSec) override;
bool play() override;
bool pause() override;
bool stop() override;
bool isPlaybackEnded() const override { return _playbackEnded; }
MEMediaState getState() const override;
bool transferVideoFrame() override;
void onStatusNotification(void* context);
void onPlayerEnd();
bool isPlaying() const {
return _state == MEMediaState::Playing;
}
void internalPlay(bool replay = false);
void internalPause();
private:
std::function<void(MEMediaEventType)> _onMediaEvent;
std::function<void(const MEVideoFrame&)> _onVideoFrame;
MEVideoPixelFormat _videoPF = MEVideoPixelFormat::INVALID;
MEMediaState _state = MEMediaState::Closed;
int _videoRotation{0};
MEIntPoint _videoExtent;
AVPlayer* _player = nil;
AVPlayerItem* _playerItem = nil;
AVPlayerItemOutput* _playerOutput = nil;
AVMediaSessionHandler* _sessionHandler = nil;
bool _bAutoPlay = false;
bool _repeatEnabled = false;
bool _playbackEnded = false;
/*
true: luma=[0,255] chroma=[1,255]
false: luma=[16,235] chroma=[16,240]
*/
bool _bFullColorRange = false;
};
struct AvfMediaEngineFactory : public MediaEngineFactory
{
MediaEngine* createMediaEngine() override
{
return new AvfMediaEngine();
}
void destroyMediaEngine(MediaEngine* me) override { delete static_cast<AvfMediaEngine*>(me); }
};
NS_AX_END
#endif