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修改live流

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This commit is contained in:
cxh 2026-01-20 14:14:50 +08:00
parent 0c8eac2622
commit 389de678f9
1 changed files with 21 additions and 34 deletions
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53
src/rtmp_manager.cpp
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@ -69,59 +69,46 @@ GstElement* RTMPManager::create_pipeline(const Camera& cam)
const std::string stream = cam.name + "_main"; const std::string stream = cam.name + "_main";
const std::string app = "camera"; const std::string app = "camera";
// live → 外网
const std::string live_rtmp = "rtmp://36.153.162.171:19435/" + app + "/" + stream + "?vhost=live"; const std::string live_rtmp = "rtmp://36.153.162.171:19435/" + app + "/" + stream + "?vhost=live";
// record → 本地 SRS（录像）
const std::string record_rtmp = "rtmp://127.0.0.1:2935/" + app + "/" + stream + "?vhost=record"; const std::string record_rtmp = "rtmp://127.0.0.1:2935/" + app + "/" + stream + "?vhost=record";
std::string pipeline_str = "v4l2src name=src device=" + cam.device + std::string pipeline_str = "v4l2src name=src device=" + cam.device +
" io-mode=dmabuf " " io-mode=dmabuf "
"! video/x-raw,format=NV12,width=1920,height=1080,framerate=" +
"! video/x-raw,format=NV12,width=1920,height=1080,"
"framerate=" +
std::to_string(cam.fps) + std::to_string(cam.fps) +
"/1 " "/1 "
"! videoscale " "! videoscale "
"! video/x-raw,width=" + "! video/x-raw,width=" +
std::to_string(cam.width) + ",height=" + std::to_string(cam.height) + std::to_string(cam.width) + ",height=" + std::to_string(cam.height) +
" " " ! queue max-size-buffers=2 leaky=downstream "
"! mpph264enc rc-mode=cbr bps=" +
"! queue max-size-buffers=2 max-size-time=0 leaky=downstream " std::to_string(cam.bitrate) + " gop=" + std::to_string(cam.fps) +
"! mpph264enc rc-mode=cbr "
"bps=" +
std::to_string(cam.bitrate) +
" "
"gop=" +
std::to_string(cam.fps) +
" "
" header-mode=each-idr profile=baseline " " header-mode=each-idr profile=baseline "
"! h264parse config-interval=1 " "! h264parse config-interval=1 "
"! tee name=t " "! tee name=t "
// ===== record：永远开 ===== // ========= 录像（永远启用）============
"t. ! queue max-size-buffers=5 leaky=downstream " "t. ! queue max-size-buffers=8 leaky=downstream "
"! flvmux streamable=true " "! flvmux name=rec_mux streamable=true "
"! rtmpsink location=\"" + "! rtmpsink name=rec_sink location=\"" +
record_rtmp + record_rtmp +
"\" sync=false async=false " "\" sync=false async=false drop-on-latency=true "
// ===== live：valve 控制 ===== // ========= live（valve 控制）===========
"t. ! queue max-size-buffers=5 leaky=downstream " "t. ! queue max-size-buffers=8 leaky=downstream "
"! valve name=live_valve drop=true " "! valve name=live_valve drop=true "
"! flvmux streamable=true " "! queue max-size-buffers=8 leaky=downstream "
"! rtmpsink location=\"" + "! flvmux name=live_mux streamable=true "
live_rtmp + "\" sync=false async=false"; "! rtmpsink name=live_sink location=\"" +
live_rtmp + "\" sync=false async=false drop-on-latency=true ";
GError* error = nullptr; GError* err = nullptr;
GstElement* pipeline = gst_parse_launch(pipeline_str.c_str(), &error); GstElement* pipeline = gst_parse_launch(pipeline_str.c_str(), &err);
if (error) if (err)
{ {
LOG_ERROR("[RTMP] Pipeline creation failed: " + std::string(error->message)); LOG_ERROR("[RTMP] Pipeline creation failed: " + std::string(err->message));
g_error_free(error); g_error_free(err);
return nullptr; return nullptr;
} }