mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-22 19:00:01 +08:00
113 lines
3.1 KiB
C++
113 lines
3.1 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/xia-chu/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_RTPEXT_H
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#define ZLMEDIAKIT_RTPEXT_H
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#include <stdint.h>
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#include <map>
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#include <string>
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#include "Common/macros.h"
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#include "Rtsp/Rtsp.h"
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using namespace std;
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using namespace mediakit;
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enum class RtpExtType : uint8_t {
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padding = 0,
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ssrc_audio_level = 1,
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abs_send_time = 2,
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transport_cc = 3,
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sdes_mid = 4,
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sdes_rtp_stream_id = 5,
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sdes_repaired_rtp_stream_id = 6,
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video_timing = 7,
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color_space = 8,
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//for firefox
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csrc_audio_level = 9,
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//svc ?
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framemarking = 10,
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video_content_type = 11,
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playout_delay = 12,
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video_orientation = 13,
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toffset = 14,
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reserved = 15,
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// e2e ?
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encrypt = reserved
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};
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class RtcMedia;
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//使用次对象的方法前需保证RtpHeader内存未释放
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class RtpExt {
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public:
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template<typename Type>
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friend void appendExt(map<uint8_t, RtpExt> &ret, uint8_t *ptr, const uint8_t *end);
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~RtpExt() = default;
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static map<uint8_t/*id*/, RtpExt/*data*/> getExtValue(const RtpHeader *header);
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static RtpExtType getExtType(const string &url);
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static const string& getExtUrl(RtpExtType type);
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static const char *getExtName(RtpExtType type);
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void setType(RtpExtType type);
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RtpExtType getType() const;
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string dumpString() const;
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uint8_t getAudioLevel(bool *vad) const;
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uint32_t getAbsSendTime() const;
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uint16_t getTransportCCSeq() const;
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string getSdesMid() const;
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string getRtpStreamId() const;
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string getRepairedRtpStreamId() const;
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void getVideoTiming(uint8_t &flags,
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uint16_t &encode_start,
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uint16_t &encode_finish,
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uint16_t &packetization_complete,
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uint16_t &last_pkt_left_pacer,
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uint16_t &reserved_net0,
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uint16_t &reserved_net1) const;
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uint8_t getVideoContentType() const;
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void getVideoOrientation(bool &camera_bit,
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bool &flip_bit,
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bool &first_rotation,
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bool &second_rotation) const;
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void getPlayoutDelay(uint16_t &min_delay, uint16_t &max_delay) const;
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uint32_t getTransmissionOffset() const;
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uint8_t getFramemarkingTID() const;
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void setExtId(uint8_t ext_id);
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void clearExt();
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private:
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RtpExt(void *ptr, bool one_byte_ext, const char *str, size_t size);
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const char *data() const;
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size_t size() const;
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const char& operator[](size_t pos) const;
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operator std::string() const;
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private:
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void *_ext = nullptr;
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const char *_data;
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size_t _size;
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bool _one_byte_ext = true;
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RtpExtType _type = RtpExtType::padding;
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};
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#endif //ZLMEDIAKIT_RTPEXT_H
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