mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-25 04:08:57 +08:00
138 lines
4.0 KiB
C++
138 lines
4.0 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 DEVICE_DEVICE_H_
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#define DEVICE_DEVICE_H_
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#include <memory>
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#include <string>
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#include <functional>
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#include "Util/TimeTicker.h"
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#include "Common/MultiMediaSourceMuxer.h"
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namespace mediakit {
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class H264Encoder;
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class AACEncoder;
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class VideoInfo {
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public:
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CodecId codecId = CodecH264;
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int iWidth;
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int iHeight;
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float iFrameRate;
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int iBitRate = 2 * 1024 * 1024;
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};
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class AudioInfo {
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public:
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CodecId codecId = CodecAAC;
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int iChannel;
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int iSampleBit;
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int iSampleRate;
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};
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/**
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* MultiMediaSourceMuxer类的包装，方便初学者使用
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*/
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class DevChannel : public MultiMediaSourceMuxer{
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public:
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using Ptr = std::shared_ptr<DevChannel>;
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//fDuration<=0为直播，否则为点播
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DevChannel(const MediaTuple& tuple, float duration = 0, const ProtocolOption &option = ProtocolOption())
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: MultiMediaSourceMuxer(tuple, duration, option) {}
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~DevChannel() override = default;
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/**
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* 初始化视频Track
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* 相当于MultiMediaSourceMuxer::addTrack(VideoTrack::Ptr );
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* @param info 视频相关信息
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*/
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bool initVideo(const VideoInfo &info);
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/**
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* 初始化音频Track
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* 相当于MultiMediaSourceMuxer::addTrack(AudioTrack::Ptr );
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* @param info 音频相关信息
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*/
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bool initAudio(const AudioInfo &info);
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/**
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* 输入264帧
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* @param data 264单帧数据指针
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* @param len 数据指针长度
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* @param dts 解码时间戳，单位毫秒；等于0时内部会自动生成时间戳
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* @param pts 播放时间戳，单位毫秒；等于0时内部会赋值为dts
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*/
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bool inputH264(const char *data, int len, uint64_t dts, uint64_t pts = 0);
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/**
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* 输入265帧
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* @param data 265单帧数据指针
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* @param len 数据指针长度
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* @param dts 解码时间戳，单位毫秒；等于0时内部会自动生成时间戳
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* @param pts 播放时间戳，单位毫秒；等于0时内部会赋值为dts
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*/
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bool inputH265(const char *data, int len, uint64_t dts, uint64_t pts = 0);
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/**
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* 输入aac帧
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* @param data_without_adts 不带adts头的aac帧
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* @param len 帧数据长度
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* @param dts 时间戳，单位毫秒
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* @param adts_header adts头
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*/
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bool inputAAC(const char *data_without_adts, int len, uint64_t dts, const char *adts_header);
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/**
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* 输入OPUS/G711音频帧
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* @param data 音频帧
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* @param len 帧数据长度
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* @param dts 时间戳，单位毫秒
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*/
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bool inputAudio(const char *data, int len, uint64_t dts);
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/**
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* 输入yuv420p视频帧，内部会完成编码并调用inputH264方法
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* @param yuv yuv420p数据指针
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* @param linesize yuv420p数据linesize
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* @param cts 采集时间戳，单位毫秒
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*/
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bool inputYUV(char *yuv[3], int linesize[3], uint64_t cts);
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/**
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* 输入pcm数据，内部会完成编码并调用inputAAC方法
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* @param data pcm数据指针，int16整形
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* @param len pcm数据长度
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* @param cts 采集时间戳，单位毫秒
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*/
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bool inputPCM(char *data, int len, uint64_t cts);
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//// 重载基类方法，确保线程安全 ////
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bool inputFrame(const Frame::Ptr &frame) override;
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bool addTrack(const Track::Ptr & track) override;
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void addTrackCompleted() override;
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private:
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MediaOriginType getOriginType(MediaSource &sender) const override;
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private:
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std::shared_ptr<H264Encoder> _pH264Enc;
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std::shared_ptr<AACEncoder> _pAacEnc;
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std::shared_ptr<VideoInfo> _video;
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std::shared_ptr<AudioInfo> _audio;
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toolkit::SmoothTicker _aTicker[2];
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};
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} /* namespace mediakit */
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#endif /* DEVICE_DEVICE_H_ */
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