mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-27 05:38:31 +08:00
91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef ZLMEDIAKIT_H264RTPCODEC_H
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#define ZLMEDIAKIT_H264RTPCODEC_H
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#include "Rtsp/RtpCodec.h"
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#include "Util/ResourcePool.h"
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#include "Extension/H264.h"
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#include "Common/Stamp.h"
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using namespace toolkit;
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namespace mediakit{
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/**
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* h264 rtp解码类
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* 将 h264 over rtsp-rtp 解复用出 h264-Frame
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* rfc3984
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*/
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class H264RtpDecoder : public RtpCodec , public ResourcePoolHelper<H264Frame> {
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public:
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typedef std::shared_ptr<H264RtpDecoder> Ptr;
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H264RtpDecoder();
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~H264RtpDecoder() {}
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/**
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* 输入264 rtp包
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* @param rtp rtp包
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* @param key_pos 此参数忽略之
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*/
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bool inputRtp(const RtpPacket::Ptr &rtp, bool key_pos = true) override;
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TrackType getTrackType() const override{
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return TrackVideo;
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}
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CodecId getCodecId() const override{
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return CodecH264;
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}
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private:
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bool decodeRtp(const RtpPacket::Ptr &rtp);
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void onGetH264(const H264Frame::Ptr &frame);
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H264Frame::Ptr obtainFrame();
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private:
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H264Frame::Ptr _h264frame;
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DtsGenerator _dts_generator;
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int _lastSeq = 0;
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};
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/**
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* 264 rtp打包类
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*/
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class H264RtpEncoder : public H264RtpDecoder ,public RtpInfo{
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public:
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typedef std::shared_ptr<H264RtpEncoder> Ptr;
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/**
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* @param ui32Ssrc ssrc
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* @param ui32MtuSize mtu大小
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* @param ui32SampleRate 采样率，强制为90000
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* @param ui8PlayloadType pt类型
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* @param ui8Interleaved rtsp interleaved
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*/
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H264RtpEncoder(uint32_t ui32Ssrc,
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uint32_t ui32MtuSize = 1400,
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uint32_t ui32SampleRate = 90000,
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uint8_t ui8PlayloadType = 96,
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uint8_t ui8Interleaved = TrackVideo * 2);
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~H264RtpEncoder() {}
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/**
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* 输入264帧
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* @param frame 帧数据，必须
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*/
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void inputFrame(const Frame::Ptr &frame) override;
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private:
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void makeH264Rtp(int nal_type,const void *pData, unsigned int uiLen, bool bMark, bool first_packet, uint32_t uiStamp);
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};
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}//namespace mediakit{
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#endif //ZLMEDIAKIT_H264RTPCODEC_H
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