ZLMediaKit/src/MediaFile/MediaReader.h
2018-11-14 14:27:06 +08:00

102 lines
3.5 KiB
C++

/*
* MIT License
*
* Copyright (c) 2016 xiongziliang <771730766@qq.com>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef SRC_MEDIAFILE_MEDIAREADER_H_
#define SRC_MEDIAFILE_MEDIAREADER_H_
#include "Common/Device.h"
#include "Rtsp/RtspMediaSource.h"
#include "Rtmp/RtmpMediaSource.h"
#ifdef ENABLE_MP4V2
#include <mp4v2/mp4v2.h>
#endif //ENABLE_MP4V2
using namespace toolkit;
namespace mediakit {
class MediaReader : public std::enable_shared_from_this<MediaReader> ,public MediaSourceEvent{
public:
typedef std::shared_ptr<MediaReader> Ptr;
MediaReader(const string &strVhost,const string &strApp, const string &strId);
virtual ~MediaReader();
static MediaSource::Ptr onMakeMediaSource(const string &strSchema,const string &strVhost,const string &strApp, const string &strId);
public:
bool seekTo(uint32_t ui32Stamp) override;
bool close() override;
#ifdef ENABLE_MP4V2
private:
void seek(uint32_t iSeekTime,bool bReStart = true);
inline void setSeekTime(uint32_t iSeekTime);
inline uint32_t getVideoCurrentTime();
void startReadMP4();
inline MP4SampleId getVideoSampleId(int iTimeInc = 0);
inline MP4SampleId getAudioSampleId(int iTimeInc = 0);
bool readSample(int iTimeInc, bool justSeekSyncFrame);
inline bool readVideoSample(int iTimeInc,bool justSeekSyncFrame);
inline bool readAudioSample(int iTimeInc,bool justSeekSyncFrame);
inline void writeH264(uint8_t *pucData,int iLen,uint32_t uiStamp);
inline void writeAAC(uint8_t *pucData,int iLen,uint32_t uiStamp);
private:
MP4FileHandle _hMP4File = MP4_INVALID_FILE_HANDLE;
MP4TrackId _video_trId = MP4_INVALID_TRACK_ID;
uint32_t _video_ms = 0;
uint32_t _video_num_samples = 0;
uint32_t _video_sample_max_size = 0;
uint32_t _video_width = 0;
uint32_t _video_height = 0;
uint32_t _video_framerate = 0;
string _strPps;
string _strSps;
bool _bSyncSample = false;
MP4TrackId _audio_trId = MP4_INVALID_TRACK_ID;
uint32_t _audio_ms = 0;
uint32_t _audio_num_samples = 0;
uint32_t _audio_sample_max_size = 0;
uint32_t _audio_sample_rate = 0;
uint32_t _audio_num_channels = 0;
string _strAacCfg;
AACFrame _adts;
int _iDuration = 0;
MultiMediaSourceMuxer::Ptr _mediaMuxer;
MP4SampleId _video_current = 0;
MP4SampleId _audio_current = 0;
std::shared_ptr<uint8_t> _pcVideoSample;
int _iSeekTime = 0 ;
Ticker _ticker;
Ticker _alive;
recursive_mutex _mtx;
#endif //ENABLE_MP4V2
};
} /* namespace mediakit */
#endif /* SRC_MEDIAFILE_MEDIAREADER_H_ */