112 lines
3.0 KiB
C
112 lines
3.0 KiB
C
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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_H265RTPCODEC_H
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#define ZLMEDIAKIT_H265RTPCODEC_H
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#include "H265.h"
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#include "Rtsp/RtpCodec.h"
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// for DtsGenerator
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#include "Common/Stamp.h"
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namespace mediakit {
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/**
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* h265 rtp解码类
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* 将 h265 over rtsp-rtp 解复用出 h265-Frame
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* 《草案（H265-over-RTP）draft-ietf-payload-rtp-h265-07.pdf》
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* h265 rtp decoder class
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* Demultiplex h265-Frame from h265 over rtsp-rtp
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* 《Draft (H265-over-RTP) draft-ietf-payload-rtp-h265-07.pdf》
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* [AUTO-TRANSLATED:24e7e278]
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*/
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class H265RtpDecoder : public RtpCodec {
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public:
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using Ptr = std::shared_ptr<H265RtpDecoder>;
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H265RtpDecoder();
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/**
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* 输入265 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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* Input 265 rtp packet
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* @param rtp rtp packet
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* @param key_pos This parameter is ignored
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* [AUTO-TRANSLATED:35e8fa1d]
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*/
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bool inputRtp(const RtpPacket::Ptr &rtp, bool key_pos = true) override;
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private:
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bool unpackAp(const RtpPacket::Ptr &rtp, const uint8_t *ptr, ssize_t size, uint64_t stamp);
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bool mergeFu(const RtpPacket::Ptr &rtp, const uint8_t *ptr, ssize_t size, uint64_t stamp, uint16_t seq);
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bool singleFrame(const RtpPacket::Ptr &rtp, const uint8_t *ptr, ssize_t size, uint64_t stamp);
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bool decodeRtp(const RtpPacket::Ptr &rtp);
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H265Frame::Ptr obtainFrame();
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void outputFrame(const RtpPacket::Ptr &rtp, const H265Frame::Ptr &frame);
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private:
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bool _is_gop = false;
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bool _using_donl_field = false;
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bool _gop_dropped = false;
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bool _fu_dropped = true;
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uint16_t _last_seq = 0;
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H265Frame::Ptr _frame;
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DtsGenerator _dts_generator;
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};
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/**
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* 265 rtp打包类
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* 265 rtp packer class
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* [AUTO-TRANSLATED:4b3f96fe]
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*/
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class H265RtpEncoder : public RtpCodec {
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public:
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using Ptr = std::shared_ptr<H265RtpEncoder>;
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/**
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* 输入265帧
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* @param frame 帧数据，必须
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* Input 265 frame
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* @param frame Frame data, required
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* [AUTO-TRANSLATED:48454707]
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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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* Flush all frame cache in output
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* [AUTO-TRANSLATED:adaea568]
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*/
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void flush() override;
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private:
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void packRtp(const char *ptr, size_t len, uint64_t pts, bool is_mark, bool gop_pos);
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void packRtpFu(const char *ptr, size_t len, uint64_t pts, bool is_mark, bool gop_pos);
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void insertConfigFrame(uint64_t pts);
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bool inputFrame_l(const Frame::Ptr &frame, bool is_mark);
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private:
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Frame::Ptr _sps;
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Frame::Ptr _pps;
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Frame::Ptr _vps;
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Frame::Ptr _last_frame;
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};
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}//namespace mediakit
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#endif //ZLMEDIAKIT_H265RTPCODEC_H
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