v4l2src ! identity name=ptsfixup signal-handoffs=TRUE ! identity drop-buffer-flags=GST_BUFFER_FLAG_DROPPABLE ! 
identity name=v_delay signal-handoffs=TRUE ! 
videorate ! video/x-raw,framerate=25/1 ! 
textoverlay text='' valignment=top halignment=right font-desc="Monospace, 5" name=overlay ! queue ! 
nvvidconv interpolation-method=5 ! video/x-raw(memory:NVMM),width=852,height=480 ! 
nvv4l2h265enc control-rate=1 qp-range="28,50:0,50:0,50" iframeinterval=60 preset-level=4 maxperf-enable=true EnableTwopassCBR=true insert-sps-pps=true name=venc_bps ! 
h265parse config-interval=-1 ! queue max-size-time=10000000000 max-size-buffers=1000 max-size-bytes=41943040 ! mux. 
alsasrc device=hw:2 ! identity name=a_delay signal-handoffs=TRUE ! volume volume=1.0 ! 
audioconvert ! voaacenc bitrate=64000 ! aacparse ! queue max-size-time=10000000000 max-size-buffers=1000 ! mux. 
mpegtsmux name=mux ! 
appsink name=appsink
