Issue in v4l2src capture. Fails with minimum latency bigger than maximum latency

Nicolas Dufresne nicolas.dufresne at collabora.com
Wed Jan 13 06:54:28 PST 2016


Le mercredi 13 janvier 2016 à 05:18 -0800, Vinod K a écrit :
> gst-launch-1.0 v4l2src device=/dev/video4  ! videoconvert !
> videoscale !
> video/x-raw,width=720,hight=576 ! x264enc ! mpegtsmux name=mux !
> udpsink
> host=<host_ip> port=9999 alsasrc device=plughw:4,0 !
> audio/x-raw,rate=48000,channels=2 !   audioconvert  ! voaacenc  !
> mux.
> --gst-debug=3

You probably have more latency on x264enc then what alsasrc is
configured to accept. Two options, go for no latency encoding method
(x264enc tune=zerolatency) or increase alsasrc buffer-time in order to
allow bigger latency accumulation.

Nicolas
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