gstreamer快速读取rtsp网络相机数据流，并且显示，加速读取，实时性高

gst-launch-1.0 rtspsrc location=rtsp://your_rtsp_stream_uri ! rtph264depay ! h264parse ! nvv4l2decoder ! m.sink_0 nvstreammux name=m batch-size=1 width=1280 height=720 ! nvvideoconvert ! dsexample full-frame=1 ! nvdsosd ! nvegltransform ! nveglglessink

加速读取，实时性高
gst-launch-1.0 rtspsrc location=rtsp://your.rtsp.source latency=0 ! rtph264depay ! avdec_h264 ! autovideosink sync=false