From v4l2src to tcp.

[Nicolas Dufresne]

Le mardi 09 février 2016 à 02:06 -0800, Yaroslav a écrit :
> Hi!
> I use *gst version 0.10.32* + *OMAP board (Angstrom GNU/Linux
> v2013.02)*. I
> can't update gst, or update linux ver. Need  pass video to port5000
> and
> write it on files (~10 min)
> Now i use it

OMAP, 0.10 (and not latest), you are very unlucky.

> 
> /while true; do
> 
>      sync
>      # Kill previous gst process
>      kill `ps ax | grep gst | grep -v "grep" | awk '{print $1}'`
> 	
>      # Launch new recorder
>      gst-launch-0.10 v4l2src device=/dev/video2 ! capsfilter
> caps="video/x-raw-
> yuv,format=(fourcc)UYVY,width=720,height=625,framerate=(fraction)25/4
> "
> ! videocrop top=49 ! deinterlace mode=1 fields=1 ! videoscale !
> capsfilter
> caps="video/x-raw-yuv,width=360,height=270" ! ffmpegcolorspace ! tee
> name=d
> ! queue ! ffenc_mjpeg bitrate=2000000 ! multipartmux ! tcpserversink
> port=5000 d. ! queue ! avimux ! filesink location=/media/usb/$(date
> +"%Y.%m.%d_%H:%M:%S").avi &
> 
>      sleep 600
> done /
>  
> 
> but after 600 sec video stream on port ends in a few seconds (until
> the next
> gst start). Video in file write successfully. I think, that i can
> read video
> from port with  tcpclientsrc port=5000 and put it in  my files. like
> this:
> 
> /gst-launch-0.10 v4l2src device=/dev/video2 ! capsfilter
> caps="video/x-raw-
> yuv,format=(fourcc)UYVY,width=720,height=625,framerate=(fraction)25/4
> "
> ! videocrop top=49 ! deinterlace mode=1 fields=1 ! videoscale !
> capsfilter
> caps="video/x-raw-yuv,width=360,height=270" ! ffmpegcolorspace ! tee
> name=d
> ! queue ! ffenc_mjpeg bitrate=2000000 ! multipartmux ! tcpserversink
> port=5000 d. ! queue ! avimux ! tcpserversink port=1234 &
> 
> while true; do
>      kill `ps ax | grep tcpclientsrc | grep -v "grep" | awk '{print
> $1}'`
> 	
>      # Launch new recorder
>      gst-launch-0.10 tcpclientsrc port=1234 ! capsfilter
> caps="video/x-raw-
> yuv,format=(fourcc)UYVY,width=720,height=625,framerate=(fraction)25/4
> "
> ! videocrop top=49 ! deinterlace mode=1 fields=1 ! videoscale !
> capsfilter
> caps="video/x-raw-yuv,width=360,height=270" ! ffmpegcolorspace !
> avimux !
> filesink location=/media/mmcblk1p1/$(date +"%Y.%m.%d_%H:%M:%S").avi &
> 
>      sleep 600
> done /
> 
> but it not work!(
> Help me, please...

We don't give much support on 0.10, specially when it's a old version
of an old version because we usually waste time chasing really ancient
bugs. Though, in this case, did you forgot to use multipardemux on the
receiving end ?

Nicolas

p.s. To avoid creating corrupted file, use -e option
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