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/*
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* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
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*
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* Use of this source code is governed by MIT-like 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_H264RTMPCODEC_H
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#define ZLMEDIAKIT_H264RTMPCODEC_H
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#include "H264.h"
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#include "Rtmp/RtmpCodec.h"
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#include "Extension/Track.h"
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namespace mediakit {
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/**
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* h264 Rtmp解码类
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* 将 h264 over rtmp 解复用出 h264-Frame
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*/
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class H264RtmpDecoder : public RtmpCodec {
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public:
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using Ptr = std::shared_ptr<H264RtmpDecoder>;
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H264RtmpDecoder(const Track::Ptr &track) : RtmpCodec(track) {}
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/**
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* 输入264 Rtmp包
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* @param rtmp Rtmp包
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*/
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void inputRtmp(const RtmpPacket::Ptr &rtmp) override;
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private:
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void outputFrame(const char *data, size_t len, uint32_t dts, uint32_t pts);
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void splitFrame(const uint8_t *data, size_t size, uint32_t dts, uint32_t pts);
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};
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/**
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* 264 Rtmp打包类
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*/
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class H264RtmpEncoder : public RtmpCodec {
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public:
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using Ptr = std::shared_ptr<H264RtmpEncoder>;
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/**
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* 构造函数，track可以为空，此时则在inputFrame时输入sps pps
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* 如果track不为空且包含sps pps信息，
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* 那么inputFrame时可以不输入sps pps
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* @param track
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*/
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H264RtmpEncoder(const Track::Ptr &track) : RtmpCodec(track) {}
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/**
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* 输入264帧，可以不带sps pps
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* @param frame 帧数据
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*/
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bool inputFrame(const Frame::Ptr &frame) override;
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/**
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* 刷新输出所有frame缓存
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*/
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void flush() override;
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/**
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* 生成config包
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*/
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void makeConfigPacket() override;
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private:
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RtmpPacket::Ptr _rtmp_packet;
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FrameMerger _merger { FrameMerger::mp4_nal_size };
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};
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}//namespace mediakit
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#endif //ZLMEDIAKIT_H264RTMPCODEC_H
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