新增支持hls-fmp4直播(#2603 #977 #1965)

同时主要优化点包括：
1、编译宏特性开关优化。
2、转协议复用器相关创建代码移动至Recorder类。
3、转协议复用器onAllTrackReady函数修改为addTrackCompleted。
4、startRecord/stopRecord/isRecording接口新增支持ts/fmp4/hls-fmp4协议。

Co-authored-by: xia-chu <771730766@qq.com>
Co-authored-by: linxiaoyan87 <linxiaoyan87@foxmail.com>

src/Record/HlsMakerImp.cpp

@@ -21,21 +21,14 @@ using namespace toolkit;
 
 namespace mediakit {
 
-HlsMakerImp::HlsMakerImp(const string &m3u8_file,
-                         const string &params,
-                         uint32_t bufSize,
-                         float seg_duration,
-                         uint32_t seg_number,
-                         bool seg_keep):HlsMaker(seg_duration, seg_number, seg_keep) {
+HlsMakerImp::HlsMakerImp(bool is_fmp4, const string &m3u8_file, const string &params, uint32_t bufSize, float seg_duration,
+                         uint32_t seg_number, bool seg_keep) : HlsMaker(is_fmp4, seg_duration, seg_number, seg_keep) {
     _poller = EventPollerPool::Instance().getPoller();
     _path_prefix = m3u8_file.substr(0, m3u8_file.rfind('/'));
     _path_hls = m3u8_file;
     _params = params;
     _buf_size = bufSize;
-    _file_buf.reset(new char[bufSize], [](char *ptr) {
-        delete[] ptr;
-    });
-
+    _file_buf.reset(new char[bufSize], [](char *ptr) { delete[] ptr; });
     _info.folder = _path_prefix;
 }
 
@@ -53,9 +46,9 @@ void HlsMakerImp::clearCache() {
 }
 
 void HlsMakerImp::clearCache(bool immediately, bool eof) {
-    //录制完了
+    // 录制完了
     flushLastSegment(eof);
-    if (!isLive()||isKeep()) {
+    if (!isLive() || isKeep()) {
         return;
     }
 
@@ -63,7 +56,7 @@ void HlsMakerImp::clearCache(bool immediately, bool eof) {
     _file = nullptr;
     _segment_file_paths.clear();
 
-    //hls直播才删除文件
+    // hls直播才删除文件
     GET_CONFIG(uint32_t, delay, Hls::kDeleteDelaySec);
     if (!delay || immediately) {
         File::delete_file(_path_prefix.data());
@@ -82,7 +75,7 @@ string HlsMakerImp::onOpenSegment(uint64_t index) {
         auto strDate = getTimeStr("%Y-%m-%d");
         auto strHour = getTimeStr("%H");
         auto strTime = getTimeStr("%M-%S");
-        segment_name = StrPrinter << strDate + "/" + strHour + "/" + strTime << "_" << index << ".ts";
+        segment_name = StrPrinter << strDate + "/" + strHour + "/" + strTime << "_" << index << (isFmp4() ? ".mp4" : ".ts");
         segment_path = _path_prefix + "/" + segment_name;
         if (isLive()) {
             _segment_file_paths.emplace(index, segment_path);
@@ -90,14 +83,14 @@ string HlsMakerImp::onOpenSegment(uint64_t index) {
     }
     _file = makeFile(segment_path, true);
 
-    //保存本切片的元数据
+    // 保存本切片的元数据
     _info.start_time = ::time(NULL);
     _info.file_name = segment_name;
     _info.file_path = segment_path;
     _info.url = _info.app + "/" + _info.stream + "/" + segment_name;
 
     if (!_file) {
-        WarnL << "create file failed," << segment_path << " " << get_uv_errmsg();
+        WarnL << "Create file failed," << segment_path << " " << get_uv_errmsg();
     }
     if (_params.empty()) {
         return segment_name;
@@ -114,6 +107,18 @@ void HlsMakerImp::onDelSegment(uint64_t index) {
     _segment_file_paths.erase(it);
 }
 
+void HlsMakerImp::onWriteInitSegment(const char *data, size_t len) {
+    string init_seg_path = _path_prefix + "/init.mp4";
+    _file = makeFile(init_seg_path, true);
+
+    if (_file) {
+        fwrite(data, len, 1, _file.get());
+        _file = nullptr;
+    } else {
+        WarnL << "Create file failed," << init_seg_path << " " << get_uv_errmsg();
+    }
+}
+
 void HlsMakerImp::onWriteSegment(const char *data, size_t len) {
     if (_file) {
         fwrite(data, len, 1, _file.get());
@@ -132,13 +137,12 @@ void HlsMakerImp::onWriteHls(const std::string &data) {
             _media_src->setIndexFile(data);
         }
     } else {
-        WarnL << "create hls file failed," << _path_hls << " " << get_uv_errmsg();
+        WarnL << "Create hls file failed," << _path_hls << " " << get_uv_errmsg();
     }
-    //DebugL << "\r\n"  << string(data,len);
 }
 
 void HlsMakerImp::onFlushLastSegment(uint64_t duration_ms) {
-    //关闭并flush文件到磁盘
+    // 关闭并flush文件到磁盘
     _file = nullptr;
 
     GET_CONFIG(bool, broadcastRecordTs, Hls::kBroadcastRecordTs);
@@ -166,11 +170,11 @@ void HlsMakerImp::setMediaSource(const string &vhost, const string &app, const s
     _info.app = app;
     _info.stream = stream_id;
     _info.vhost = vhost;
-    _media_src = std::make_shared<HlsMediaSource>(_info);
+    _media_src = std::make_shared<HlsMediaSource>(isFmp4() ? HLS_FMP4_SCHEMA : HLS_SCHEMA, _info);
 }
 
 HlsMediaSource::Ptr HlsMakerImp::getMediaSource() const {
     return _media_src;
 }
 
-}//namespace mediakit
+} // namespace mediakit