mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-24 19:50:38 +08:00
280 lines
7.0 KiB
C++
280 lines
7.0 KiB
C++
/*
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* MIT License
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*
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* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
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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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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef SRC_PLAYER_PLAYERBASE_H_
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#define SRC_PLAYER_PLAYERBASE_H_
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#include <map>
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#include <memory>
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#include <string>
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#include <functional>
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#include "Network/Socket.h"
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#include "Util/mini.h"
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#include "Util/RingBuffer.h"
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#include "Common/MediaSource.h"
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#include "Extension/Frame.h"
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#include "Extension/Track.h"
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using namespace toolkit;
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namespace mediakit {
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class DemuxerBase : public TrackSource{
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public:
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typedef std::shared_ptr<DemuxerBase> Ptr;
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/**
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* 获取节目总时长，单位秒
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* @return
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*/
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virtual float getDuration() const { return 0;}
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/**
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* 是否初始化完毕，完毕后方可调用getTrack方法
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* @param analysisMs 数据流最大分析时间 单位毫秒
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* @return
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*/
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virtual bool isInited(int analysisMs) { return true; }
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};
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class PlayerBase : public DemuxerBase, public mINI{
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public:
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typedef std::shared_ptr<PlayerBase> Ptr;
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static Ptr createPlayer(const EventPoller::Ptr &poller,const string &strUrl);
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PlayerBase();
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virtual ~PlayerBase(){}
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/**
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* 开始播放
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* @param strUrl 视频url，支持rtsp/rtmp
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*/
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virtual void play(const string &strUrl) {}
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/**
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* 暂停或恢复
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* @param bPause
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*/
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virtual void pause(bool bPause) {}
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/**
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* 中断播放
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*/
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virtual void teardown() {}
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/**
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* 设置异常中断回调
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* @param cb
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*/
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virtual void setOnShutdown( const function<void(const SockException &)> &cb) {}
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/**
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* 设置播放结果回调
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* @param cb
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*/
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virtual void setOnPlayResult( const function<void(const SockException &ex)> &cb) {}
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/**
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* 设置播放恢复回调
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* @param cb
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*/
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virtual void setOnResume( const function<void()> &cb) {}
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/**
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* 获取播放进度，取值 0.0 ~ 1.0
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* @return
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*/
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virtual float getProgress() const { return 0;}
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/**
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* 拖动进度条
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* @param fProgress 进度，取值 0.0 ~ 1.0
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*/
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virtual void seekTo(float fProgress) {}
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/**
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* 设置一个MediaSource，直接生产rtsp/rtmp代理
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* @param src
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*/
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virtual void setMediaSouce(const MediaSource::Ptr & src) {}
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/**
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* 获取丢包率，只支持rtsp
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* @param trackType 音频或视频，TrackInvalid时为总丢包率
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* @return
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*/
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virtual float getPacketLossRate(TrackType trackType) const {return 0; }
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/**
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* 获取所有track
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*/
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vector<Track::Ptr> getTracks(bool trackReady = true) const override{
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return vector<Track::Ptr>();
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}
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protected:
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virtual void onShutdown(const SockException &ex) {}
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virtual void onPlayResult(const SockException &ex) {}
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/**
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* 暂停后恢复播放时间
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*/
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virtual void onResume(){};
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};
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template<typename Parent,typename Delegate>
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class PlayerImp : public Parent {
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public:
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typedef std::shared_ptr<PlayerImp> Ptr;
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template<typename ...ArgsType>
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PlayerImp(ArgsType &&...args):Parent(std::forward<ArgsType>(args)...){}
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virtual ~PlayerImp(){}
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void setOnShutdown(const function<void(const SockException &)> &cb) override {
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if (_delegate) {
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_delegate->setOnShutdown(cb);
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}
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_shutdownCB = cb;
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}
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void setOnPlayResult(const function<void(const SockException &ex)> &cb) override {
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if (_delegate) {
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_delegate->setOnPlayResult(cb);
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}
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_playResultCB = cb;
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}
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void setOnResume(const function<void()> &cb) override {
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if (_delegate) {
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_delegate->setOnResume(cb);
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}
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_resumeCB = cb;
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}
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bool isInited(int analysisMs) override{
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if (_delegate) {
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return _delegate->isInited(analysisMs);
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}
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return Parent::isInited(analysisMs);
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}
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float getDuration() const override {
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if (_delegate) {
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return _delegate->getDuration();
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}
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return Parent::getDuration();
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}
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float getProgress() const override{
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if (_delegate) {
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return _delegate->getProgress();
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}
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return Parent::getProgress();
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}
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void seekTo(float fProgress) override{
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if (_delegate) {
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return _delegate->seekTo(fProgress);
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}
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return Parent::seekTo(fProgress);
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}
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void setMediaSouce(const MediaSource::Ptr & src) override {
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if (_delegate) {
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_delegate->setMediaSouce(src);
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}
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_pMediaSrc = src;
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}
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vector<Track::Ptr> getTracks(bool trackReady = true) const override{
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if (_delegate) {
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return _delegate->getTracks(trackReady);
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}
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return Parent::getTracks(trackReady);
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}
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protected:
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void onShutdown(const SockException &ex) override {
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if (_shutdownCB) {
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_shutdownCB(ex);
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_shutdownCB = nullptr;
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}
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}
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void onPlayResult(const SockException &ex) override {
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if(_playResultCB) {
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_playResultCB(ex);
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_playResultCB = nullptr;
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}
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}
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void onResume() override{
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if(_resumeCB){
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_resumeCB();
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}
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}
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protected:
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function<void(const SockException &ex)> _shutdownCB;
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function<void(const SockException &ex)> _playResultCB;
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function<void()> _resumeCB;
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std::shared_ptr<Delegate> _delegate;
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MediaSource::Ptr _pMediaSrc;
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};
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class Demuxer : public PlayerBase{
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public:
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Demuxer(){};
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virtual ~Demuxer(){};
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/**
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* 返回是否完成初始化完毕
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* 在构造RtspDemuxer对象时有些rtsp的sdp不包含sps pps信息
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* 所以要等待接收到到sps的rtp包后才能完成
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*
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* 在构造RtmpDemuxer对象时是无法获取sps pps aac_cfg等这些信息，
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* 所以要调用inputRtmp后才会获取到这些信息，这时才初始化成功
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* @param analysisMs 数据流最大分析时间 单位毫秒
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* @return
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*/
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bool isInited(int analysisMs) override;
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/**
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* 获取所有Track
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* @return 所有Track
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*/
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vector<Track::Ptr> getTracks(bool trackReady = true) const override;
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/**
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* 获取节目总时长
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* @return 节目总时长,单位秒
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*/
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float getDuration() const override;
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protected:
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AudioTrack::Ptr _audioTrack;
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VideoTrack::Ptr _videoTrack;
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Ticker _ticker;
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float _fDuration = 0;
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};
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} /* namespace mediakit */
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#endif /* SRC_PLAYER_PLAYERBASE_H_ */
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