mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-29 14:45:55 +08:00
134 lines
3.9 KiB
C++
134 lines
3.9 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 SRC_RTMP_RTMPPLAYERIMP_H_
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#define SRC_RTMP_RTMPPLAYERIMP_H_
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#include <memory>
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#include <functional>
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#include "Common/config.h"
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#include "RtmpPlayer.h"
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#include "RtmpMediaSource.h"
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#include "RtmpDemuxer.h"
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#include "Poller/Timer.h"
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#include "Util/TimeTicker.h"
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namespace mediakit {
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template<typename Parent>
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class FlvPlayerBase: public PlayerImp<Parent,PlayerBase>, private TrackListener {
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public:
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using Ptr = std::shared_ptr<FlvPlayerBase>;
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using Super = PlayerImp<Parent, PlayerBase>;
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FlvPlayerBase(const toolkit::EventPoller::Ptr &poller) : Super(poller) {};
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~FlvPlayerBase() override {
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DebugL << std::endl;
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}
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float getDuration() const override {
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return _demuxer ? _demuxer->getDuration() : 0;
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}
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std::vector<Track::Ptr> getTracks(bool ready = true) const override {
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return _demuxer ? _demuxer->getTracks(ready) : Super::getTracks(ready);
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}
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private:
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//派生类回调函数
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bool onMetadata(const AMFValue &val) override {
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//无metadata或metadata中无track信息时，需要从数据包中获取track
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_wait_track_ready = this->Super::operator[](Client::kWaitTrackReady).template as<bool>() || RtmpDemuxer::trackCount(val) == 0;
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onCheckMeta_l(val);
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return true;
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}
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void onRtmpPacket(RtmpPacket::Ptr chunkData) override {
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if (!_demuxer) {
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//有些rtmp流没metadata
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onCheckMeta_l(TitleMeta().getMetadata());
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}
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_demuxer->inputRtmp(chunkData);
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if (_rtmp_src) {
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_rtmp_src->onWrite(std::move(chunkData));
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}
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}
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void onPlayResult(const toolkit::SockException &ex) override {
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if (!_wait_track_ready || ex) {
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Super::onPlayResult(ex);
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return;
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}
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}
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bool addTrack(const Track::Ptr &track) override { return true; }
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void addTrackCompleted() override {
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if (_wait_track_ready) {
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Super::onPlayResult(toolkit::SockException(toolkit::Err_success, "play success"));
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}
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}
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private:
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void onCheckMeta_l(const AMFValue &val) {
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_rtmp_src = std::dynamic_pointer_cast<RtmpMediaSource>(this->Super::_media_src);
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if (_rtmp_src) {
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_rtmp_src->setMetaData(val);
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}
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if(_demuxer){
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return;
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}
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_demuxer = std::make_shared<RtmpDemuxer>();
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//TraceL<<" _wait_track_ready "<<_wait_track_ready;
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_demuxer->setTrackListener(this, _wait_track_ready);
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_demuxer->loadMetaData(val);
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}
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private:
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bool _wait_track_ready = true;
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RtmpDemuxer::Ptr _demuxer;
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RtmpMediaSource::Ptr _rtmp_src;
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};
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class RtmpPlayerImp: public FlvPlayerBase<RtmpPlayer> {
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public:
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using Ptr = std::shared_ptr<RtmpPlayerImp>;
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using Super = FlvPlayerBase<RtmpPlayer>;
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RtmpPlayerImp(const toolkit::EventPoller::Ptr &poller) : Super(poller) {};
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~RtmpPlayerImp() override {
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DebugL;
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}
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float getProgress() const override {
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if (getDuration() > 0) {
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return getProgressMilliSecond() / (getDuration() * 1000);
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}
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return PlayerBase::getProgress();
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}
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void seekTo(float fProgress) override {
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fProgress = MAX(float(0), MIN(fProgress, float(1.0)));
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seekToMilliSecond((uint32_t)(fProgress * getDuration() * 1000));
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}
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void seekTo(uint32_t seekPos) override {
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uint32_t pos = MAX(float(0), MIN(seekPos, getDuration())) * 1000;
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seekToMilliSecond(pos);
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}
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};
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} /* namespace mediakit */
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#endif /* SRC_RTMP_RTMPPLAYERIMP_H_ */
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