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ZLMediaKit
Commit b3fcb4c0 by xiongziliang
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重写mp4录制驱动机制

parent d5a81d71
正在显示 包含 384 行增加 和 52 行删除
src/Common/MediaSource.cpp
......@@ -80,6 +80,19 @@ vector<Track::Ptr> MediaSource::getTracks(bool trackReady) const {
void MediaSource::setTrackSource(const std::weak_ptr<TrackSource> &track_src) {
_track_source = track_src;
weak_ptr<MediaSource> weakPtr = shared_from_this();
EventPollerPool::Instance().getPoller()->async([weakPtr,this](){
auto strongPtr = weakPtr.lock();
if (!strongPtr) {
return;
}
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastMediaResetTracks,
_strSchema,
_strVhost,
_strApp,
_strId,
*this);
},false);
}
void MediaSource::setListener(const std::weak_ptr<MediaSourceEvent> &listener){
......@@ -293,13 +306,20 @@ void MediaSource::regist() {
g_mapMediaSrc[_strSchema][_strVhost][_strApp][_strId] = shared_from_this();
}
InfoL << _strSchema << " " << _strVhost << " " << _strApp << " " << _strId;
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastMediaChanged,
true,
_strSchema,
_strVhost,
_strApp,
_strId,
*this);
weak_ptr<MediaSource> weakPtr = shared_from_this();
EventPollerPool::Instance().getPoller()->async([weakPtr,this](){
auto strongPtr = weakPtr.lock();
if (!strongPtr) {
return;
}
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastMediaChanged,
true,
_strSchema,
_strVhost,
_strApp,
_strId,
*this);
},false);
}
bool MediaSource::unregist() {
//反注册该源
......@@ -328,6 +348,21 @@ void MediaSource::unregisted(){
_strApp,
_strId,
*this);
weak_ptr<MediaSource> weakPtr = shared_from_this();
EventPollerPool::Instance().getPoller()->async([weakPtr,this](){
auto strongPtr = weakPtr.lock();
if (!strongPtr) {
return;
}
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastMediaChanged,
true,
_strSchema,
_strVhost,
_strApp,
_strId,
*this);
},false);
}
......
src/Common/MultiMediaSourceMuxer.h
......@@ -49,14 +49,32 @@ public:
if (bEanbleRtsp) {
_rtsp = std::make_shared<RtspMediaSourceMuxer>(vhost, strApp, strId, std::make_shared<TitleSdp>(dur_sec));
}
if(bEanbleHls){
_hls.reset(Recorder::createHlsRecorder(vhost, strApp, strId));
}
if(bEnableMp4){
_mp4.reset(Recorder::createMP4Recorder(vhost, strApp, strId));
_recordFunc = [bEanbleHls,bEnableMp4,vhost, strApp, strId](bool start){
if(bEanbleHls){
if(start){
Recorder::startRecord(Recorder::type_hls,vhost, strApp, strId, true, false);
}else{
Recorder::stopRecord(Recorder::type_hls,vhost, strApp, strId);
}
}
if(bEnableMp4){
if(start){
Recorder::startRecord(Recorder::type_mp4,vhost, strApp, strId, true, false);
}else{
Recorder::stopRecord(Recorder::type_mp4,vhost, strApp, strId);
}
}
};
_recordFunc(true);
}
virtual ~MultiMediaSourceMuxer(){
if(_recordFunc){
_recordFunc(false);
}
}
virtual ~MultiMediaSourceMuxer(){}
/**
* 重置音视频媒体
......@@ -68,12 +86,6 @@ public:
if(_rtsp){
_rtsp->resetTracks();
}
if(_hls){
_hls->resetTracks();
}
if(_mp4){
_mp4->resetTracks();
}
}
/**
......@@ -115,12 +127,6 @@ protected:
if(_rtsp){
_rtsp->addTrack(track);
}
if(_hls){
_hls->addTrack(track);
}
if(_mp4){
_mp4->addTrack(track);
}
}
/**
......@@ -134,12 +140,6 @@ protected:
if(_rtsp) {
_rtsp->inputFrame(frame);
}
if(_hls){
_hls->inputFrame(frame);
}
if(_mp4){
_mp4->inputFrame(frame);
}
}
/**
......@@ -158,8 +158,7 @@ protected:
private:
RtmpMediaSourceMuxer::Ptr _rtmp;
RtspMediaSourceMuxer::Ptr _rtsp;
MediaSinkInterface::Ptr _hls;
MediaSinkInterface::Ptr _mp4;
function<void(bool)> _recordFunc;
};
......
src/Common/config.cpp
......@@ -55,6 +55,7 @@ bool loadIniConfig(const char *ini_path){
////////////广播名称///////////
namespace Broadcast {
const string kBroadcastMediaChanged = "kBroadcastMediaChanged";
const string kBroadcastMediaResetTracks = "kBroadcastMediaResetTracks";
const string kBroadcastRecordMP4 = "kBroadcastRecordMP4";
const string kBroadcastHttpRequest = "kBroadcastHttpRequest";
const string kBroadcastHttpAccess = "kBroadcastHttpAccess";
......
src/Common/config.h
......@@ -71,9 +71,13 @@ namespace Broadcast {
extern const string kBroadcastMediaChanged;
#define BroadcastMediaChangedArgs const bool &bRegist, const string &schema,const string &vhost,const string &app,const string &stream,MediaSource &sender
//MediaSource重置Track事件
extern const string kBroadcastMediaResetTracks;
#define BroadcastMediaResetTracksArgs const string &schema,const string &vhost,const string &app,const string &stream,MediaSource &sender
//录制mp4文件成功后广播
extern const string kBroadcastRecordMP4;
#define BroadcastRecordMP4Args const Mp4Info &info
#define BroadcastRecordMP4Args const MP4Info &info
//收到http api请求广播
extern const string kBroadcastHttpRequest;
......
src/Record/MP4Recorder.cpp
......@@ -107,7 +107,7 @@ void MP4Recorder::asyncClose() {
auto info = _info;
WorkThreadPool::Instance().getExecutor()->async([muxer,strFileTmp,strFile,info]() {
//获取文件录制时间，放在关闭mp4之前是为了忽略关闭mp4执行时间
const_cast<Mp4Info&>(info).ui64TimeLen = ::time(NULL) - info.ui64StartedTime;
const_cast<MP4Info&>(info).ui64TimeLen = ::time(NULL) - info.ui64StartedTime;
//关闭mp4非常耗时，所以要放在后台线程执行
const_cast<MP4MuxerFile::Ptr &>(muxer).reset();
//临时文件名改成正式文件名，防止mp4未完成时被访问
......@@ -115,7 +115,7 @@ void MP4Recorder::asyncClose() {
//获取文件大小
struct stat fileData;
stat(strFile.data(), &fileData);
const_cast<Mp4Info&>(info).ui64FileSize = fileData.st_size;
const_cast<MP4Info&>(info).ui64FileSize = fileData.st_size;
/////record 业务逻辑//////
NoticeCenter::Instance().emitEvent(Broadcast::kBroadcastRecordMP4,info);
});
......
src/Record/MP4Recorder.h
......@@ -42,7 +42,7 @@ using namespace toolkit;
namespace mediakit {
class Mp4Info {
class MP4Info {
public:
time_t ui64StartedTime; //GMT标准时间，单位秒
time_t ui64TimeLen;//录像长度，单位秒
......@@ -55,13 +55,15 @@ public:
string strStreamId;//流ID
string strVhost;//vhost
};
class MP4Recorder : public MediaSinkInterface{
public:
typedef std::shared_ptr<MP4Recorder> Ptr;
MP4Recorder(const string &strPath,
const string &strVhost ,
const string &strApp,
const string &strStreamId);
const string &strVhost,
const string &strApp,
const string &strStreamId);
virtual ~MP4Recorder();
/**
......@@ -87,7 +89,7 @@ private:
string _strFile;
string _strFileTmp;
Ticker _createFileTicker;
Mp4Info _info;
MP4Info _info;
bool _haveVideo = false;
MP4MuxerFile::Ptr _muxer;
list<Track::Ptr> _tracks;
......
src/Record/Recorder.cpp
......@@ -26,13 +26,6 @@
#include "Recorder.h"
#include "Common/config.h"
#include "Http/HttpSession.h"
#include "Util/util.h"
#include "Util/mini.h"
#include "Network/sockutil.h"
#include "HlsMakerImp.h"
#include "Player/PlayerBase.h"
#include "Common/MediaSink.h"
#include "MP4Recorder.h"
#include "HlsRecorder.h"
......@@ -40,7 +33,7 @@ using namespace toolkit;
namespace mediakit {
MediaSinkInterface *Recorder::createHlsRecorder(const string &strVhost_tmp, const string &strApp, const string &strId) {
MediaSinkInterface *createHlsRecorder(const string &strVhost_tmp, const string &strApp, const string &strId) {
#if defined(ENABLE_HLS)
GET_CONFIG(bool, enableVhost, General::kEnableVhost);
GET_CONFIG(string, hlsPath, Hls::kFilePath);
......@@ -66,7 +59,7 @@ MediaSinkInterface *Recorder::createHlsRecorder(const string &strVhost_tmp, cons
#endif //defined(ENABLE_HLS)
}
MediaSinkInterface *Recorder::createMP4Recorder(const string &strVhost_tmp, const string &strApp, const string &strId) {
MediaSinkInterface *createMP4Recorder(const string &strVhost_tmp, const string &strApp, const string &strId) {
#if defined(ENABLE_MP4RECORD)
GET_CONFIG(bool, enableVhost, General::kEnableVhost);
GET_CONFIG(string, recordPath, Record::kFilePath);
......@@ -91,5 +84,286 @@ MediaSinkInterface *Recorder::createMP4Recorder(const string &strVhost_tmp, cons
#endif //defined(ENABLE_MP4RECORD)
}
////////////////////////////////////////////////////////////////////////////////////////
class RecorderHelper {
public:
typedef std::shared_ptr<RecorderHelper> Ptr;
/**
* 构建函数
* @param bContinueRecord false表明hls录制从头开始录制(意味着hls临时文件在媒体反注册时会被删除)
*/
RecorderHelper(const MediaSinkInterface::Ptr &recorder, vector<Track::Ptr> &&tracks , bool bContinueRecord, const string &schema) {
_recorder = recorder;
_continueRecord = bContinueRecord;
_schema = schema;
attachTracks(std::move(tracks));
}
~RecorderHelper() {
resetTracks();
}
// 附则于track上
void attachTracks(vector<Track::Ptr> &&tracks){
if(isTracksSame(tracks)){
return;
}
resetTracks();
_tracks = std::move(tracks);
for (auto &track : _tracks) {
_recorder->addTrack(track);
track->addDelegate(_recorder);
}
}
// 判断新的tracks是否与之前的一致
bool isTracksSame(const vector<Track::Ptr> &tracks){
if(tracks.size() != _tracks.size()) {
return false;
}
int i = 0;
for(auto &track : tracks){
if(track != _tracks[i++]){
return false;
}
}
return true;
}
// 重置所有track
void resetTracks(){
if(_tracks.empty()){
return;
}
for (auto &track : _tracks) {
track->delDelegate(_recorder.get());
}
_tracks.clear();
_recorder->resetTracks();
}
// 返回false表明hls录制从头开始录制(意味着hls临时文件在媒体反注册时会被删除)
bool continueRecord(){
return _continueRecord;
}
bool isRecording() {
return !_tracks.empty();
}
const string &getSchema() const{
return _schema;
}
private:
MediaSinkInterface::Ptr _recorder;
vector<Track::Ptr> _tracks;
bool _continueRecord;
string _schema;
};
template<Recorder::type type>
class MediaSourceWatcher {
public:
static MediaSourceWatcher& Instance(){
static MediaSourceWatcher instance;
return instance;
}
Recorder::status getRecordStatus(const string &vhost, const string &app, const string &stream_id) {
return getRecordStatus_l(getRecorderKey(vhost, app, stream_id));
}
int startRecord(const string &vhost, const string &app, const string &stream_id, bool waitForRecord, bool continueRecord) {
auto key = getRecorderKey(vhost, app, stream_id);
lock_guard<decltype(_recorder_mtx)> lck(_recorder_mtx);
if (getRecordStatus_l(key) != Recorder::status_not_record) {
// 已经在录制了
return 0;
}
string schema;
auto tracks = findTracks(vhost, app, stream_id,schema);
if (!waitForRecord && tracks.empty()) {
// 暂时无法开启录制
return -1;
}
auto recorder = MediaSinkInterface::Ptr(createRecorder(vhost, app, stream_id));
if (!recorder) {
// 创建录制器失败
return -2;
}
_recorder_map[key] = std::make_shared<RecorderHelper>(recorder, std::move(tracks), continueRecord, schema);
return 0;
}
void stopRecord(const string &vhost, const string &app, const string &stream_id) {
lock_guard<decltype(_recorder_mtx)> lck(_recorder_mtx);
_recorder_map.erase(getRecorderKey(vhost, app, stream_id));
}
private:
MediaSourceWatcher(){
NoticeCenter::Instance().addListener(this,Broadcast::kBroadcastMediaChanged,[this](BroadcastMediaChangedArgs){
if(bRegist){
onRegist(schema,vhost,app,stream,sender);
}else{
onUnRegist(schema,vhost,app,stream,sender);
}
});
NoticeCenter::Instance().addListener(this,Broadcast::kBroadcastMediaResetTracks,[this](BroadcastMediaResetTracksArgs){
onRegist(schema,vhost,app,stream,sender);
});
}
~MediaSourceWatcher(){
NoticeCenter::Instance().delListener(this,Broadcast::kBroadcastMediaChanged);
NoticeCenter::Instance().delListener(this,Broadcast::kBroadcastMediaResetTracks);
}
void onRegist(const string &schema,const string &vhost,const string &app,const string &stream,MediaSource &sender){
auto key = getRecorderKey(vhost,app,stream);
lock_guard<decltype(_recorder_mtx)> lck(_recorder_mtx);
auto it = _recorder_map.find(key);
if(it == _recorder_map.end()){
// 录像记录不存在
return;
}
auto tracks = sender.getTracks(true);
if (tracks.empty()) {
// 无有效的tracks
return;
}
auto &helper = it->second;
if(!helper){
// 对象不存在,创建之
auto recorder = MediaSinkInterface::Ptr(createRecorder(vhost, app, stream));
if (recorder) {
_recorder_map[key] = std::make_shared<RecorderHelper>(recorder, std::move(tracks), false, schema);
}
return;
}
if(helper->getSchema() == schema){
// 对象存在且绑定的协议一致,替换tracks
helper->attachTracks(std::move(tracks));
}
}
void onUnRegist(const string &schema,const string &vhost,const string &app,const string &stream,MediaSource &sender){
auto key = getRecorderKey(vhost,app,stream);
lock_guard<decltype(_recorder_mtx)> lck(_recorder_mtx);
auto it = _recorder_map.find(key);
if(it == _recorder_map.end()){
// 录像记录不存在
return;
}
if(!it->second){
// 录像对象为空,已经停止录制
return;
}
if(it->second->continueRecord()){
// 如果可以继续录制，那么只重置tracks,不删除对象
it->second->resetTracks();
}else{
// 删除对象(意味着可能删除hls临时文件)
it->second.reset();
}
}
Recorder::status getRecordStatus_l(const string &key) {
auto it = _recorder_map.find(key);
if (it == _recorder_map.end()) {
return Recorder::status_not_record;
}
if (it->second && it->second->isRecording()) {
return Recorder::status_recording;
}
return Recorder::status_wait_record;
}
// 查找MediaSource以便录制
vector<Track::Ptr> findTracks(const string &vhost, const string &app, const string &stream_id,string &schema) {
auto src = MediaSource::find(RTMP_SCHEMA, vhost, app, stream_id);
if (src) {
auto ret = src->getTracks(true);
if (!ret.empty()) {
schema = RTMP_SCHEMA;
return std::move(ret);
}
}
src = MediaSource::find(RTSP_SCHEMA, vhost, app, stream_id);
if (src) {
schema = RTSP_SCHEMA;
return src->getTracks(true);
}
return vector<Track::Ptr>();
}
string getRecorderKey(const string &vhost, const string &app, const string &stream_id) {
return vhost + "/" + app + "/" + stream_id;
}
MediaSinkInterface *createRecorder(const string &vhost, const string &app, const string &stream_id) {
MediaSinkInterface *ret = nullptr;
switch (type) {
case Recorder::type_hls:
ret = createHlsRecorder(vhost, app, stream_id);
break;
case Recorder::type_mp4:
ret = createMP4Recorder(vhost, app, stream_id);
break;
default:
break;
}
if(!ret){
WarnL << "can not recorder of: " << type;
}
return ret;
}
private:
recursive_mutex _recorder_mtx;
unordered_map<string, RecorderHelper::Ptr> _recorder_map;
};
Recorder::status Recorder::getRecordStatus(Recorder::type type, const string &vhost, const string &app, const string &stream_id) {
switch (type){
case type_mp4:
return MediaSourceWatcher<type_mp4>::Instance().getRecordStatus(vhost,app,stream_id);
case type_hls:
return MediaSourceWatcher<type_hls>::Instance().getRecordStatus(vhost,app,stream_id);
}
return status_not_record;
}
int Recorder::startRecord(Recorder::type type, const string &vhost, const string &app, const string &stream_id, bool waitForRecord, bool continueRecord) {
switch (type){
case type_mp4:
return MediaSourceWatcher<type_mp4>::Instance().startRecord(vhost,app,stream_id,waitForRecord,continueRecord);
case type_hls:
return MediaSourceWatcher<type_hls>::Instance().startRecord(vhost,app,stream_id,waitForRecord,continueRecord);
}
return -3;
}
void Recorder::stopRecord(Recorder::type type, const string &vhost, const string &app, const string &stream_id) {
switch (type){
case type_mp4:
return MediaSourceWatcher<type_mp4>::Instance().stopRecord(vhost,app,stream_id);
case type_hls:
return MediaSourceWatcher<type_hls>::Instance().stopRecord(vhost,app,stream_id);
}
}
} /* namespace mediakit */
src/Record/Recorder.h
......@@ -37,8 +37,25 @@ class MediaSinkInterface;
class Recorder{
public:
static MediaSinkInterface *createHlsRecorder(const string &strVhost, const string &strApp, const string &strId);
static MediaSinkInterface *createMP4Recorder(const string &strVhost, const string &strApp, const string &strId);
typedef enum {
// 未录制
status_not_record = 0,
// 等待MediaSource注册，注册成功后立即开始录制
status_wait_record = 1,
// MediaSource已注册，并且正在录制
status_recording = 2,
} status;
typedef enum {
// 录制hls
type_hls = 0,
// 录制MP4
type_mp4 = 1
} type;
static status getRecordStatus(type type, const string &vhost, const string &app, const string &stream_id);
static int startRecord(type type, const string &vhost, const string &app, const string &stream_id,bool waitForRecord, bool continueRecord);
static void stopRecord(type type, const string &vhost, const string &app, const string &stream_id);
private:
Recorder() = delete;
~Recorder() = delete;
......
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