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cxh 2025-12-29 13:43:39 +08:00
parent 2357b35ba7
commit b24a26e603
1 changed files with 8 additions and 36 deletions
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44
src/rtmp_manager.cpp
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@ -77,53 +77,25 @@ GstElement* RTMPManager::create_pipeline(const Camera& cam)
const std::string live_rtmp = "rtmp://36.153.162.171:19435/" + app + "/" + stream_name + "?vhost=live"; const std::string live_rtmp = "rtmp://36.153.162.171:19435/" + app + "/" + stream_name + "?vhost=live";
const std::string record_rtmp = "rtmp://127.0.0.1:2935/" + app + "/" + stream_name + "?vhost=record"; const std::string record_rtmp = "rtmp://127.0.0.1:2935/" + app + "/" + stream_name + "?vhost=record";
// 双路推流管线：一份流编码后 tee 分支分别送往两个 flvmux+rtmpsink std::string cmd = "v4l2-ctl -d " + cam.device + " --set-fmt-video=width=" + std::to_string(width) +
// std::string pipeline_str = ",height=" + std::to_string(height) + ",pixelformat=NV12";
// "v4l2src name=src device=" + cam.device + system(cmd.c_str());
// " ! "
// "video/x-raw,format=NV12,width=" +
// std::to_string(width) + ",height=" + std::to_string(height) + ",framerate=" + std::to_string(fps) +
// "/1 ! "
// "mpph264enc bps=" +
// std::to_string(bitrate) + " gop=" + std::to_string(fps) +
// " rc-mode=cbr ! "
// "h264parse ! tee name=t "
// // --- 分支1：低延时远控 SRS ---
// "t. ! queue max-size-buffers=5 leaky=downstream ! "
// "flvmux streamable=true name=mux_live "
// "audiotestsrc wave=silence ! audioconvert ! audioresample ! voaacenc ! aacparse ! mux_live. "
// "mux_live. ! rtmpsink location=\"" +
// live_rtmp +
// "\" sync=false async=false "
// // --- 分支2：录像 SRS ---
// "t. ! queue max-size-buffers=5 leaky=downstream ! "
// "flvmux streamable=true name=mux_record "
// "audiotestsrc wave=silence ! audioconvert ! audioresample ! voaacenc ! aacparse ! mux_record. "
// "mux_record. ! rtmpsink location=\"" +
// record_rtmp +
// "\" sync=false async=false "
// // --- 可选第三分支：AI/检测 ---
// "t. ! queue ! fakesink sync=false";
std::string pipeline_str = "v4l2src name=src device=" + cam.device + std::string pipeline_str = "v4l2src name=src device=" + cam.device +
" ! video/x-raw,format=NV12 " " io-mode=dmabuf "
" ! videoconvert " " ! video/x-raw,format=NV12,"
" ! videoscale " "width=" +
" ! video/x-raw,width=" +
std::to_string(width) + ",height=" + std::to_string(height) + std::to_string(width) + ",height=" + std::to_string(height) +
",framerate=" + std::to_string(fps) + ",framerate=" + std::to_string(fps) +
"/1 " "/1 "
" ! videoconvert "
" ! mpph264enc " " ! mpph264enc "
"profile=high "
"bps=" + "bps=" +
std::to_string(bitrate) + " gop=" + std::to_string(fps) + std::to_string(bitrate) + " gop=" + std::to_string(fps) +
" rc-mode=cbr " " rc-mode=cbr "
" header-mode=each-idr " " header-mode=each-idr "
" ! h264parse config-interval=1 " " ! h264parse config-interval=1 "
" ! queue max-size-buffers=5 leaky=downstream " " ! queue max-size-buffers=5 max-size-time=0 leaky=downstream "
" ! flvmux streamable=true " " ! flvmux streamable=true "
" ! rtmpsink location=\"" + " ! rtmpsink location=\"" +
live_rtmp + "\" sync=false async=false"; live_rtmp + "\" sync=false async=false";