ZLMediaKit/src/RtmpMuxer/H264RtmpCodec.h
2018-10-25 14:23:02 +08:00

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/*
* 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 ZLMEDIAKIT_H264RTMPCODEC_H
#define ZLMEDIAKIT_H264RTMPCODEC_H
#include "RtmpCodec.h"
#include "Player/Track.h"
#include "Util/ResourcePool.h"
using namespace toolkit;
namespace mediakit{
/**
* h264 Rtmp解码类
*/
class H264RtmpDecoder : public RtmpCodec ,public ResourcePoolHelper<H264Frame> {
public:
typedef std::shared_ptr<H264RtmpDecoder> Ptr;
H264RtmpDecoder();
~H264RtmpDecoder() {}
/**
* 输入264 Rtmp包
* @param rtmp Rtmp包
* @param key_pos 此参数忽略之
*/
bool inputRtmp(const RtmpPacket::Ptr &rtmp, bool key_pos = true) override;
TrackType getTrackType() const override{
return TrackVideo;
}
CodecId getCodecId() const override{
return CodecH264;
}
protected:
bool decodeRtmp(const RtmpPacket::Ptr &Rtmp);
void onGetH264_l(const char *pcData, int iLen, uint32_t ui32TimeStamp);
void onGetH264(const char *pcData, int iLen, uint32_t ui32TimeStamp);
H264Frame::Ptr obtainFrame();
protected:
H264Frame::Ptr _h264frame;
string _sps;
string _pps;
};
/**
* 264 Rtmp打包类
*/
class H264RtmpEncoder : public H264RtmpDecoder, public ResourcePoolHelper<RtmpPacket> {
public:
typedef std::shared_ptr<H264RtmpEncoder> Ptr;
/**
* 构造函数track可以为空此时则在inputFrame时输入sps pps
* 如果track不为空且包含sps pps信息
* 那么inputFrame时可以不输入sps pps
* @param track
*/
H264RtmpEncoder(const Track::Ptr &track);
~H264RtmpEncoder() {}
/**
* 输入264帧可以不带sps pps
* @param frame 帧数据
*/
void inputFrame(const Frame::Ptr &frame) override;
private:
void makeVideoConfigPkt();
private:
H264Track::Ptr _track;
bool _gotSpsPps = false;
};
}//namespace mediakit
#endif //ZLMEDIAKIT_H264RTMPCODEC_H