mirror of
https://gitee.com/xia-chu/ZLMediaKit.git
synced 2026-05-06 19:07:49 +08:00
281 lines
12 KiB
C++
281 lines
12 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/xiongziliang/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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#include "Common/config.h"
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#include "PlayerProxy.h"
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#include "Util/mini.h"
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#include "Util/MD5.h"
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#include "Util/logger.h"
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#include "Extension/AAC.h"
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using namespace toolkit;
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namespace mediakit {
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static uint8_t s_mute_adts[] = {0xff, 0xf1, 0x6c, 0x40, 0x2d, 0x3f, 0xfc, 0x00, 0xe0, 0x34, 0x20, 0xad, 0xf2, 0x3f, 0xb5, 0xdd,
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0x73, 0xac, 0xbd, 0xca, 0xd7, 0x7d, 0x4a, 0x13, 0x2d, 0x2e, 0xa2, 0x62, 0x02, 0x70, 0x3c, 0x1c,
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0xc5, 0x63, 0x55, 0x69, 0x94, 0xb5, 0x8d, 0x70, 0xd7, 0x24, 0x6a, 0x9e, 0x2e, 0x86, 0x24, 0xea,
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0x4f, 0xd4, 0xf8, 0x10, 0x53, 0xa5, 0x4a, 0xb2, 0x9a, 0xf0, 0xa1, 0x4f, 0x2f, 0x66, 0xf9, 0xd3,
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0x8c, 0xa6, 0x97, 0xd5, 0x84, 0xac, 0x09, 0x25, 0x98, 0x0b, 0x1d, 0x77, 0x04, 0xb8, 0x55, 0x49,
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0x85, 0x27, 0x06, 0x23, 0x58, 0xcb, 0x22, 0xc3, 0x20, 0x3a, 0x12, 0x09, 0x48, 0x24, 0x86, 0x76,
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0x95, 0xe3, 0x45, 0x61, 0x43, 0x06, 0x6b, 0x4a, 0x61, 0x14, 0x24, 0xa9, 0x16, 0xe0, 0x97, 0x34,
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0xb6, 0x58, 0xa4, 0x38, 0x34, 0x90, 0x19, 0x5d, 0x00, 0x19, 0x4a, 0xc2, 0x80, 0x4b, 0xdc, 0xb7,
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0x00, 0x18, 0x12, 0x3d, 0xd9, 0x93, 0xee, 0x74, 0x13, 0x95, 0xad, 0x0b, 0x59, 0x51, 0x0e, 0x99,
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0xdf, 0x49, 0x98, 0xde, 0xa9, 0x48, 0x4b, 0xa5, 0xfb, 0xe8, 0x79, 0xc9, 0xe2, 0xd9, 0x60, 0xa5,
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0xbe, 0x74, 0xa6, 0x6b, 0x72, 0x0e, 0xe3, 0x7b, 0x28, 0xb3, 0x0e, 0x52, 0xcc, 0xf6, 0x3d, 0x39,
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0xb7, 0x7e, 0xbb, 0xf0, 0xc8, 0xce, 0x5c, 0x72, 0xb2, 0x89, 0x60, 0x33, 0x7b, 0xc5, 0xda, 0x49,
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0x1a, 0xda, 0x33, 0xba, 0x97, 0x9e, 0xa8, 0x1b, 0x6d, 0x5a, 0x77, 0xb6, 0xf1, 0x69, 0x5a, 0xd1,
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0xbd, 0x84, 0xd5, 0x4e, 0x58, 0xa8, 0x5e, 0x8a, 0xa0, 0xc2, 0xc9, 0x22, 0xd9, 0xa5, 0x53, 0x11,
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0x18, 0xc8, 0x3a, 0x39, 0xcf, 0x3f, 0x57, 0xb6, 0x45, 0x19, 0x1e, 0x8a, 0x71, 0xa4, 0x46, 0x27,
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0x9e, 0xe9, 0xa4, 0x86, 0xdd, 0x14, 0xd9, 0x4d, 0xe3, 0x71, 0xe3, 0x26, 0xda, 0xaa, 0x17, 0xb4,
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0xac, 0xe1, 0x09, 0xc1, 0x0d, 0x75, 0xba, 0x53, 0x0a, 0x37, 0x8b, 0xac, 0x37, 0x39, 0x41, 0x27,
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0x6a, 0xf0, 0xe9, 0xb4, 0xc2, 0xac, 0xb0, 0x39, 0x73, 0x17, 0x64, 0x95, 0xf4, 0xdc, 0x33, 0xbb,
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0x84, 0x94, 0x3e, 0xf8, 0x65, 0x71, 0x60, 0x7b, 0xd4, 0x5f, 0x27, 0x79, 0x95, 0x6a, 0xba, 0x76,
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0xa6, 0xa5, 0x9a, 0xec, 0xae, 0x55, 0x3a, 0x27, 0x48, 0x23, 0xcf, 0x5c, 0x4d, 0xbc, 0x0b, 0x35,
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0x5c, 0xa7, 0x17, 0xcf, 0x34, 0x57, 0xc9, 0x58, 0xc5, 0x20, 0x09, 0xee, 0xa5, 0xf2, 0x9c, 0x6c,
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0x39, 0x1a, 0x77, 0x92, 0x9b, 0xff, 0xc6, 0xae, 0xf8, 0x36, 0xba, 0xa8, 0xaa, 0x6b, 0x1e, 0x8c,
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0xc5, 0x97, 0x39, 0x6a, 0xb8, 0xa2, 0x55, 0xa8, 0xf8};
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#define MUTE_ADTS_DATA s_mute_adts
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#define MUTE_ADTS_DATA_LEN sizeof(s_mute_adts)
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#define MUTE_ADTS_DATA_MS 130
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PlayerProxy::PlayerProxy(const string &strVhost,
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const string &strApp,
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const string &strSrc,
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bool bEnableRtsp,
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bool bEnableRtmp,
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bool bEnableHls,
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bool bEnableMp4,
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int iRetryCount,
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const EventPoller::Ptr &poller) : MediaPlayer(poller){
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_strVhost = strVhost;
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_strApp = strApp;
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_strSrc = strSrc;
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_bEnableRtsp = bEnableRtsp;
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_bEnableRtmp = bEnableRtmp;
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_bEnableHls = bEnableHls;
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_bEnableMp4 = bEnableMp4;
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_iRetryCount = iRetryCount;
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}
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void PlayerProxy::setPlayCallbackOnce(const function<void(const SockException &ex)> &cb){
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_playCB = cb;
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}
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void PlayerProxy::setOnClose(const function<void()> &cb){
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_onClose = cb;
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}
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void PlayerProxy::play(const string &strUrlTmp) {
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weak_ptr<PlayerProxy> weakSelf = shared_from_this();
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std::shared_ptr<int> piFailedCnt(new int(0)); //连续播放失败次数
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setOnPlayResult([weakSelf,strUrlTmp,piFailedCnt](const SockException &err) {
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auto strongSelf = weakSelf.lock();
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if(!strongSelf) {
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return;
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}
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if(strongSelf->_playCB) {
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strongSelf->_playCB(err);
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strongSelf->_playCB = nullptr;
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}
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if(!err) {
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// 播放成功
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*piFailedCnt = 0;//连续播放失败次数清0
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strongSelf->onPlaySuccess();
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}else if(*piFailedCnt < strongSelf->_iRetryCount || strongSelf->_iRetryCount < 0) {
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// 播放失败，延时重试播放
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strongSelf->rePlay(strUrlTmp,(*piFailedCnt)++);
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}
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});
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setOnShutdown([weakSelf,strUrlTmp,piFailedCnt](const SockException &err) {
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auto strongSelf = weakSelf.lock();
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if(!strongSelf) {
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return;
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}
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if(strongSelf->_mediaMuxer) {
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auto tracks = strongSelf->getTracks(false);
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for (auto & track : tracks){
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track->delDelegate(strongSelf->_mediaMuxer.get());
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}
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GET_CONFIG(bool,resetWhenRePlay,General::kResetWhenRePlay);
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if (resetWhenRePlay) {
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strongSelf->_mediaMuxer.reset();
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} else {
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strongSelf->_mediaMuxer->resetTracks();
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}
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}
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//播放异常中断，延时重试播放
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if(*piFailedCnt < strongSelf->_iRetryCount || strongSelf->_iRetryCount < 0) {
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strongSelf->rePlay(strUrlTmp,(*piFailedCnt)++);
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}
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});
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MediaPlayer::play(strUrlTmp);
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MediaSource::Ptr mediaSource;
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if(dynamic_pointer_cast<RtspPlayer>(_delegate)){
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//rtsp拉流
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GET_CONFIG(bool,directProxy,Rtsp::kDirectProxy);
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if(directProxy && _bEnableRtsp){
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mediaSource = std::make_shared<RtspMediaSource>(_strVhost,_strApp,_strSrc);
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}
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} else if(dynamic_pointer_cast<RtmpPlayer>(_delegate)){
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//rtmp拉流
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if(_bEnableRtmp){
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mediaSource = std::make_shared<RtmpMediaSource>(_strVhost,_strApp,_strSrc);
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}
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}
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if(mediaSource){
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setMediaSouce(mediaSource);
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mediaSource->setListener(shared_from_this());
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}
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}
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PlayerProxy::~PlayerProxy() {
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_timer.reset();
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}
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void PlayerProxy::rePlay(const string &strUrl,int iFailedCnt){
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auto iDelay = MAX(2 * 1000, MIN(iFailedCnt * 3000, 60*1000));
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weak_ptr<PlayerProxy> weakSelf = shared_from_this();
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_timer = std::make_shared<Timer>(iDelay / 1000.0f,[weakSelf,strUrl,iFailedCnt]() {
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//播放失败次数越多，则延时越长
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auto strongPlayer = weakSelf.lock();
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if(!strongPlayer) {
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return false;
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}
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WarnL << "重试播放[" << iFailedCnt << "]:" << strUrl;
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strongPlayer->MediaPlayer::play(strUrl);
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return false;
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}, getPoller());
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}
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bool PlayerProxy::close(MediaSource &sender,bool force) {
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if(!force && totalReaderCount()){
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return false;
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}
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//通知其停止推流
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weak_ptr<PlayerProxy> weakSlef = dynamic_pointer_cast<PlayerProxy>(shared_from_this());
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getPoller()->async_first([weakSlef]() {
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auto stronSelf = weakSlef.lock();
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if (stronSelf) {
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stronSelf->_mediaMuxer.reset();
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stronSelf->setMediaSouce(nullptr);
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stronSelf->teardown();
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if(stronSelf->_onClose){
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stronSelf->_onClose();
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}
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}
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});
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WarnL << sender.getSchema() << "/" << sender.getVhost() << "/" << sender.getApp() << "/" << sender.getId() << " " << force;
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return true;
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}
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int PlayerProxy::totalReaderCount(){
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return (_mediaMuxer ? _mediaMuxer->totalReaderCount() : 0) + (_pMediaSrc ? _pMediaSrc->readerCount() : 0);
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}
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int PlayerProxy::totalReaderCount(MediaSource &sender) {
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return totalReaderCount();
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}
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class MuteAudioMaker : public FrameDispatcher{
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public:
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typedef std::shared_ptr<MuteAudioMaker> Ptr;
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MuteAudioMaker(){};
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virtual ~MuteAudioMaker(){}
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void inputFrame(const Frame::Ptr &frame) override {
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if(frame->getTrackType() == TrackVideo){
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auto iAudioIndex = frame->dts() / MUTE_ADTS_DATA_MS;
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if(_iAudioIndex != iAudioIndex){
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_iAudioIndex = iAudioIndex;
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auto aacFrame = std::make_shared<AACFrameCacheAble>((char *)MUTE_ADTS_DATA, MUTE_ADTS_DATA_LEN, _iAudioIndex * MUTE_ADTS_DATA_MS, 0);
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FrameDispatcher::inputFrame(aacFrame);
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}
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}
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}
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private:
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class AACFrameCacheAble : public AACFrameNoCacheAble{
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public:
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template <typename ... ARGS>
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AACFrameCacheAble(ARGS && ...args) : AACFrameNoCacheAble(std::forward<ARGS>(args)...){};
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virtual ~AACFrameCacheAble() = default;
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bool cacheAble() const override {
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return true;
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}
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};
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private:
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int _iAudioIndex = 0;
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};
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void PlayerProxy::onPlaySuccess() {
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GET_CONFIG(bool,resetWhenRePlay,General::kResetWhenRePlay);
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if (dynamic_pointer_cast<RtspMediaSource>(_pMediaSrc)) {
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//rtsp拉流代理
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if (resetWhenRePlay || !_mediaMuxer) {
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_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), false, _bEnableRtmp, _bEnableHls, _bEnableMp4));
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}
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} else if (dynamic_pointer_cast<RtmpMediaSource>(_pMediaSrc)) {
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//rtmp拉流代理
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if (resetWhenRePlay || !_mediaMuxer) {
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_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), _bEnableRtsp, false, _bEnableHls, _bEnableMp4));
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}
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} else {
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//其他拉流代理
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if (resetWhenRePlay || !_mediaMuxer) {
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_mediaMuxer.reset(new MultiMediaSourceMuxer(_strVhost, _strApp, _strSrc, getDuration(), _bEnableRtsp, _bEnableRtmp, _bEnableHls, _bEnableMp4));
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}
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}
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_mediaMuxer->setMediaListener(shared_from_this());
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auto videoTrack = getTrack(TrackVideo,false);
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if(videoTrack){
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//添加视频
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_mediaMuxer->addTrack(videoTrack);
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//视频数据写入_mediaMuxer
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videoTrack->addDelegate(_mediaMuxer);
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}
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//是否添加静音音频
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GET_CONFIG(bool,addMuteAudio,General::kAddMuteAudio);
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auto audioTrack = getTrack(TrackAudio, false);
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if(audioTrack){
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//添加音频
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_mediaMuxer->addTrack(audioTrack);
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//音频数据写入_mediaMuxer
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audioTrack->addDelegate(_mediaMuxer);
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}else if(addMuteAudio && videoTrack){
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//没有音频信息，产生一个静音音频
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MuteAudioMaker::Ptr audioMaker = std::make_shared<MuteAudioMaker>();
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//videoTrack把数据写入MuteAudioMaker
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videoTrack->addDelegate(audioMaker);
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//添加一个静音Track至_mediaMuxer
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_mediaMuxer->addTrack(std::make_shared<AACTrack>());
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//MuteAudioMaker生成静音音频然后写入_mediaMuxer；
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audioMaker->addDelegate(_mediaMuxer);
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}
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//添加完毕所有track，防止单track情况下最大等待3秒
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_mediaMuxer->addTrackCompleted();
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if(_pMediaSrc){
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_pMediaSrc->setTrackSource(_mediaMuxer);
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}
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}
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} /* namespace mediakit */
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