ZLMediaKit/src/MediaFile/MP4Muxer.h
2019-08-08 19:01:45 +08:00

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/*
* MIT License
*
* Copyright (c) 2016-2019 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 ZLMEDIAKIT_MP4MUXER_H
#define ZLMEDIAKIT_MP4MUXER_H
#ifdef ENABLE_MP4RECORD
#include "Common/MediaSink.h"
#include "mov-writer.h"
#include "mpeg4-hevc.h"
#include "mpeg4-avc.h"
#include "mpeg4-aac.h"
#include "mov-buffer.h"
#include "mov-format.h"
#include "Extension/AAC.h"
#include "Extension/H264.h"
#include "Extension/H265.h"
#include "Stamp.h"
namespace mediakit{
class MP4MuxerBase{
public:
MP4MuxerBase() = default;
virtual ~MP4MuxerBase() = default;
protected:
virtual int onRead(void* data, uint64_t bytes) = 0;
virtual int onWrite(const void* data, uint64_t bytes) = 0;
virtual int onSeek( uint64_t offset) = 0;
virtual uint64_t onTell() = 0;
void init(int flags);
protected:
std::shared_ptr<mov_writer_t> _mov_writter;
};
class MP4Muxer : public MediaSink , public MP4MuxerBase{
public:
MP4Muxer() = default;
~MP4Muxer() override = default;
protected:
/**
* 某track已经准备好其ready()状态返回true
* 此时代表可以获取其例如sps pps等相关信息了
* @param track
*/
void onTrackReady(const Track::Ptr & track) override;
/**
* 某Track输出frame在onAllTrackReady触发后才会调用此方法
* @param frame
*/
void onTrackFrame(const Frame::Ptr &frame) override;
private:
struct track_info{
int track_id = -1;
Stamp stamp;
};
unordered_map<int,track_info> _codec_to_trackid;
bool _started = false;
};
class MP4MuxerFile : public MP4Muxer {
public:
typedef std::shared_ptr<MP4MuxerFile> Ptr;
MP4MuxerFile(const char *file);
~MP4MuxerFile();
protected:
int onRead(void* data, uint64_t bytes) override;
int onWrite(const void* data, uint64_t bytes) override;
int onSeek( uint64_t offset) override;
uint64_t onTell() override ;
private:
std::shared_ptr<FILE> _file;
};
}//namespace mediakit
#endif//#ifdef ENABLE_MP4RECORD
#endif //ZLMEDIAKIT_MP4MUXER_H