Merge branch 'master' of github.com:ZLMediaKit/ZLMediaKit

2024-11-22 10:40:05 +08:00 · 2021-12-22 14:06:46 +08:00 · 2021-12-22 14:06:46 +08:00 · fe575af0d8
commit fe575af0d8
parent 6a044f0726 052cca0753
6 changed files with 159 additions and 52 deletions
--- a/server/WebApi.cpp
+++ b/server/WebApi.cpp
@ -42,6 +42,12 @@
 #include "../webrtc/WebRtcPusher.h"
 #include "../webrtc/WebRtcEchoTest.h"
 #endif
+#ifdef _WIN32
+#include <io.h>
+#include <iostream>
+#include <tchar.h>
+#endif // _WIN32
+

 using namespace toolkit;
 using namespace mediakit;
@ -508,6 +514,59 @@ void installWebApi() {
        });
        val["msg"] = "服务器将在一秒后自动重启";
    });
+#else
+    //增加Windows下的重启代码
+    api_regist("/index/api/restartServer", [](API_ARGS_MAP) {
+        CHECK_SECRET();
+        //创建重启批处理脚本文件
+        FILE *pf;
+        errno_t err = ::_wfopen_s(&pf, L"RestartServer.cmd", L"w"); //“w”如果该文件存在，其内容将被覆盖
+        if (err == 0) {
+            char szExeName[1024];
+            char drive[_MAX_DRIVE] = { 0 };
+            char dir[_MAX_DIR] = { 0 };
+            char fname[_MAX_FNAME] = { 0 };
+            char ext[_MAX_EXT] = { 0 };
+            char exeName[_MAX_FNAME] = { 0 };
+            GetModuleFileNameA(NULL, szExeName, 1024); //获取进程的全路径
+            _splitpath(szExeName, drive, dir, fname, ext);
+            strcpy(exeName, fname);
+            strcat(exeName, ext);
+            fprintf(pf, "@echo off\ntaskkill /f /im %s\nstart \"\" \"%s\"\ndel %%0", exeName, szExeName);
+            fclose(pf);
+            // 1秒后执行创建的批处理脚本
+            EventPollerPool::Instance().getPoller()->doDelayTask(1000, []() {
+                STARTUPINFO si;
+                PROCESS_INFORMATION pi;
+                ZeroMemory(&si, sizeof si);
+                ZeroMemory(&pi, sizeof pi);
+                si.cb = sizeof si;
+                si.dwFlags = STARTF_USESHOWWINDOW;
+                si.wShowWindow = SW_HIDE;
+                TCHAR winSysDir[1024];
+                ZeroMemory(winSysDir, sizeof winSysDir);
+                GetSystemDirectory(winSysDir, 1024);
+                TCHAR appName[1024];
+                ZeroMemory(appName, sizeof appName);
+
+                _stprintf(appName, "%s\\cmd.exe", winSysDir);
+                BOOL bRet = CreateProcess(appName, " /c RestartServer.cmd", NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
+
+                if (bRet == FALSE) {
+                    int err = GetLastError();
+                    cout << endl << "无法执行重启操作，错误代码：" << err << endl;
+                }
+                WaitForSingleObject(pi.hProcess, INFINITE);
+                CloseHandle(pi.hProcess);
+                CloseHandle(pi.hThread);
+                return 0;
+            });
+            val["msg"] = "服务器将在一秒后自动重启";
+        } else {
+            val["msg"] = "创建重启脚本文件失败";
+            val["code"] = API::OtherFailed;
+        }
+    });
 #endif//#if !defined(_WIN32)

    //获取流列表，可选筛选参数
--- a/src/Common/MediaSink.h
+++ b/src/Common/MediaSink.h
@ -107,7 +107,14 @@ public:
     * @param trackReady 是否获取已经准备好的Track
     */
    vector<Track::Ptr> getTracks(bool trackReady = true) const override;
-
+    
+    /**
+     * 返回是否所有track已经准备完成
+     */
+    bool isAllTrackReady() const {
+        return _all_track_ready;
+    }
+    
    /**
     * 添加aac静音轨道
     */
--- a/src/Http/HlsPlayer.cpp
+++ b/src/Http/HlsPlayer.cpp
@ -324,6 +324,12 @@ void HlsDemuxer::start(const EventPoller::Ptr &poller, TrackListener *listener)
 }

 bool HlsDemuxer::inputFrame(const Frame::Ptr &frame) {
+    //为了避免track准备时间过长, 因此在没准备好之前, 直接消费掉所有的帧
+    if (!_delegate.isAllTrackReady()) {
+        _delegate.inputFrame(frame);
+        return true;
+    }
+    
    //计算相对时间戳
    int64_t dts, pts;
    _stamp[frame->getTrackType()].revise(frame->dts(), frame->pts(), dts, pts);
--- a/src/Http/HttpClient.cpp
+++ b/src/Http/HttpClient.cpp
@ -9,6 +9,7 @@
 */

 #include <cstdlib>
+#include "Util/base64.h"
 #include "HttpClient.h"
 #include "Common/config.h"

@ -39,6 +40,13 @@ void HttpClient::sendRequest(const string &strUrl, float fTimeOutSec) {
    if (_path.empty()) {
        _path = "/";
    }
+    auto pos = host.find('@');
+    if (pos != string::npos) {
+        //去除？后面的字符串
+        auto authStr = host.substr(0, pos);
+        host = host.substr(pos + 1, host.size());
+        _header.emplace("Authorization", "Basic " + encodeBase64(authStr));
+    }
    auto host_header = host;
    uint16_t port = atoi(FindField(host.data(), ":", NULL).data());
    if (port <= 0) {
@ -328,4 +336,4 @@ void HttpClient::checkCookie(HttpClient::HttpHeader &headers) {
    }
 }

-} /* namespace mediakit */
+} /* namespace mediakit */
--- a/src/Record/MP4Reader.cpp
+++ b/src/Record/MP4Reader.cpp
@ -9,14 +9,16 @@
 */

 #ifdef ENABLE_MP4
+
 #include "MP4Reader.h"
 #include "Common/config.h"
 #include "Thread/WorkThreadPool.h"
+
 using namespace toolkit;
+
 namespace mediakit {

 MP4Reader::MP4Reader(const string &vhost, const string &app, const string &stream_id, const string &file_path) {
-    _poller = WorkThreadPool::Instance().getPoller();
    _file_path = file_path;
    if (_file_path.empty()) {
        GET_CONFIG(string, recordPath, Record::kFilePath);
@ -37,12 +39,12 @@ MP4Reader::MP4Reader(const string &vhost, const string &app, const string &strea
    }
    _muxer = std::make_shared<MultiMediaSourceMuxer>(vhost, app, stream_id, _demuxer->getDurationMS() / 1000.0f, true, true, false, false);
    auto tracks = _demuxer->getTracks(false);
-    if(tracks.empty()){
+    if (tracks.empty()) {
        throw std::runtime_error(StrPrinter << "该mp4文件没有有效的track:" << _file_path);
    }
-    for(auto &track : tracks){
+    for (auto &track : tracks) {
        _muxer->addTrack(track);
-        if(track->getTrackType() == TrackVideo){
+        if (track->getTrackType() == TrackVideo) {
            _have_video = true;
        }
    }
@ -70,8 +72,8 @@ bool MP4Reader::readSample() {
        }
    }

-    GET_CONFIG(bool, fileRepeat, Record::kFileRepeat);
-    if (eof && (fileRepeat || _file_repeat)) {
+    GET_CONFIG(bool, file_repeat, Record::kFileRepeat);
+    if (eof && (file_repeat || _file_repeat)) {
        //需要从头开始看
        seekTo(0);
        return true;
@ -80,37 +82,53 @@ bool MP4Reader::readSample() {
    return !eof;
 }

+bool MP4Reader::readNextSample() {
+    bool keyFrame = false;
+    bool eof = false;
+    auto frame = _demuxer->readFrame(keyFrame, eof);
+    if (!frame) {
+        return false;
+    }
+    if (_muxer) {
+        _muxer->inputFrame(frame);
+    }
+    setCurrentStamp(frame->dts());
+    return true;
+}
+
 void MP4Reader::stopReadMP4() {
    _timer = nullptr;
 }

-void MP4Reader::startReadMP4(const EventPoller::Ptr &poller, uint64_t sample_ms, bool ref_self,  bool file_repeat) {
+void MP4Reader::startReadMP4(const EventPoller::Ptr &poller_in, uint64_t sample_ms, bool ref_self, bool file_repeat) {
    GET_CONFIG(uint32_t, sampleMS, Record::kSampleMS);
-    auto strongSelf = shared_from_this();
-    if (_muxer) { _muxer->setMediaListener(strongSelf); }
+    auto strong_self = shared_from_this();
+    if (_muxer) {
+        _muxer->setMediaListener(strong_self);
+        //一直读到所有track就绪为止
+        while (!_muxer->isAllTrackReady() && readNextSample()) {}
+    }

-    //先获取关键帧
-    seekTo(0);
-    //读sampleMS毫秒的数据用于产生MediaSource
-    setCurrentStamp(getCurrentStamp() + sampleMS);
-    readSample();
+    //未指定线程，那么使用后台线程(读写文件采用后台线程)
+    auto poller = poller_in ? poller_in : WorkThreadPool::Instance().getPoller();
+    auto timer_sec = (sample_ms ? sample_ms : sampleMS) / 1000.0f;

    //启动定时器
    if (ref_self) {
-        _timer = std::make_shared<Timer>((sample_ms ? sample_ms : sampleMS) / 1000.0f, [strongSelf]() {
-            lock_guard<recursive_mutex> lck(strongSelf->_mtx);
-            return strongSelf->readSample();
-        }, poller ? poller : _poller);
+        _timer = std::make_shared<Timer>(timer_sec, [strong_self]() {
+            lock_guard<recursive_mutex> lck(strong_self->_mtx);
+            return strong_self->readSample();
+        }, poller);
    } else {
-        weak_ptr<MP4Reader> weak_self = strongSelf;
-        _timer = std::make_shared<Timer>((sample_ms ? sample_ms : sampleMS) / 1000.0f, [weak_self]() {
-            auto strongSelf = weak_self.lock();
-            if (!strongSelf) {
+        weak_ptr<MP4Reader> weak_self = strong_self;
+        _timer = std::make_shared<Timer>(timer_sec, [weak_self]() {
+            auto strong_self = weak_self.lock();
+            if (!strong_self) {
                return false;
            }
-            lock_guard<recursive_mutex> lck(strongSelf->_mtx);
-            return strongSelf->readSample();
-        }, poller ? poller : _poller);
+            lock_guard<recursive_mutex> lck(strong_self->_mtx);
+            return strong_self->readSample();
+        }, poller);
    }

    _file_repeat = file_repeat;
@ -121,10 +139,10 @@ const MP4Demuxer::Ptr &MP4Reader::getDemuxer() const {
 }

 uint32_t MP4Reader::getCurrentStamp() {
-    return (uint32_t)(_seek_to + !_paused * _speed * _seek_ticker.elapsedTime());
+    return (uint32_t) (_seek_to + !_paused * _speed * _seek_ticker.elapsedTime());
 }

-void MP4Reader::setCurrentStamp(uint32_t new_stamp){
+void MP4Reader::setCurrentStamp(uint32_t new_stamp) {
    auto old_stamp = getCurrentStamp();
    _seek_to = new_stamp;
    _last_dts = new_stamp;
@ -168,22 +186,21 @@ bool MP4Reader::speed(MediaSource &sender, float speed) {
    return true;
 }

-bool MP4Reader::seekTo(uint32_t ui32Stamp) {
+bool MP4Reader::seekTo(uint32_t stamp_seek) {
    lock_guard<recursive_mutex> lck(_mtx);
-    if (ui32Stamp > _demuxer->getDurationMS()) {
+    if (stamp_seek > _demuxer->getDurationMS()) {
        //超过文件长度
        return false;
    }
-    auto stamp = _demuxer->seekTo(ui32Stamp);
-    if(stamp == -1){
+    auto stamp = _demuxer->seekTo(stamp_seek);
+    if (stamp == -1) {
        //seek失败
        return false;
    }

-    if(!_have_video){
-        //没有视频，不需要搜索关键帧
-        //设置当前时间戳
-        setCurrentStamp((uint32_t)stamp);
+    if (!_have_video) {
+        //没有视频，不需要搜索关键帧；设置当前时间戳
+        setCurrentStamp((uint32_t) stamp);
        return true;
    }
    //搜索到下一帧关键帧
@ -191,11 +208,11 @@ bool MP4Reader::seekTo(uint32_t ui32Stamp) {
    bool eof = false;
    while (!eof) {
        auto frame = _demuxer->readFrame(keyFrame, eof);
-        if(!frame){
+        if (!frame) {
            //文件读完了都未找到下一帧关键帧
            continue;
        }
-        if(keyFrame || frame->keyFrame() || frame->configFrame()){
+        if (keyFrame || frame->keyFrame() || frame->configFrame()) {
            //定位到key帧
            if (_muxer) {
                _muxer->inputFrame(frame);
@ -208,8 +225,8 @@ bool MP4Reader::seekTo(uint32_t ui32Stamp) {
    return false;
 }

-bool MP4Reader::close(MediaSource &sender,bool force){
-    if(!_muxer || (!force && _muxer->totalReaderCount())){
+bool MP4Reader::close(MediaSource &sender, bool force) {
+    if (!_muxer || (!force && _muxer->totalReaderCount())) {
        return false;
    }
    _timer.reset();
--- a/src/Record/MP4Reader.h
+++ b/src/Record/MP4Reader.h
@ -16,27 +16,37 @@
 using namespace toolkit;
 namespace mediakit {

-class MP4Reader : public std::enable_shared_from_this<MP4Reader> ,public MediaSourceEvent{
+class MP4Reader : public std::enable_shared_from_this<MP4Reader>, public MediaSourceEvent {
 public:
-    typedef std::shared_ptr<MP4Reader> Ptr;
-    virtual ~MP4Reader() = default;
+    using Ptr = std::shared_ptr<MP4Reader>;

    /**
-     * 流化一个mp4文件，使之转换成RtspMediaSource和RtmpMediaSource
+     * 点播一个mp4文件，使之转换成MediaSource流媒体
     * @param vhost 虚拟主机
     * @param app 应用名
-     * @param stream_id 流id
+     * @param stream_id 流id,置空时,只解复用mp4,但是不生成MediaSource
     * @param file_path 文件路径，如果为空则根据配置文件和上面参数自动生成，否则使用指定的文件
     */
    MP4Reader(const string &vhost, const string &app, const string &stream_id, const string &file_path = "");
+    ~MP4Reader() override = default;

    /**
-     * 开始流化MP4文件，需要指出的是，MP4Reader对象一经过调用startReadMP4方法，它的强引用会自持有，
-     * 意思是在文件流化结束之前或中断之前,MP4Reader对象是不会被销毁的(不管有没有被外部对象持有)
+     * 开始解复用MP4文件
+     * @param poller 解复用mp4定时器所绑定线程，置空则随机采用一条后台线程
+     * @param sample_ms 每次读取文件数据量，单位毫秒，置0时采用配置文件配置
+     * @param ref_self 是否让定时器引用此对象本身，如果无其他对象引用本身，在不循环读文件时，读取文件结束后本对象将自动销毁
+     * @param file_repeat 是否循环读取文件，如果配置文件设置为循环读文件，此参数无效
     */
    void startReadMP4(const EventPoller::Ptr &poller = nullptr, uint64_t sample_ms = 0, bool ref_self = true,  bool file_repeat = false);
+
+    /**
+     * 停止解复用MP4定时器
+     */
    void stopReadMP4();

+    /**
+     * 获取mp4解复用器
+     */
    const MP4Demuxer::Ptr& getDemuxer() const;

 private:
@ -51,9 +61,10 @@ private:
    string getOriginUrl(MediaSource &sender) const override;

    bool readSample();
+    bool readNextSample();
    uint32_t getCurrentStamp();
-    void setCurrentStamp(uint32_t ui32Stamp);
-    bool seekTo(uint32_t ui32Stamp);
+    void setCurrentStamp(uint32_t stamp);
+    bool seekTo(uint32_t stamp_seek);

 private:
    bool _file_repeat = false;
@ -61,12 +72,11 @@ private:
    bool _paused = false;
    float _speed = 1.0;
    uint32_t _last_dts = 0;
-    uint32_t _seek_to;
+    uint32_t _seek_to = 0;
    string _file_path;
    recursive_mutex _mtx;
    Ticker _seek_ticker;
    Timer::Ptr _timer;
-    EventPoller::Ptr _poller;
    MP4Demuxer::Ptr _demuxer;
    MultiMediaSourceMuxer::Ptr _muxer;
 };