Still stuck

Jean-Michel Hautbois jhautbois at gmail.com
Thu Mar 7 07:39:36 PST 2013


Hi,

2013/3/7 Gary Thomas <gary at mlbassoc.com>

> Sorry if this is an old record, but I'm getting nowhere...
>
> Why does this pipeline work:
>   gst-launch -e -vvv shmsrc socket-path=/tmp/shm-stream.**sock \
>     ! "application/x-rtp, sampling=(string)YCbCr-4:2:2, width=(string)720,
> height=(string)480, payload=(int)96" \
>     ! rtpvrawdepay \
>     ! fakesink
>
> and this one does not?
>   gst-launch -e -vvv shmsrc socket-path=/tmp/shm-stream.**sock \
>     ! "application/x-rtp, sampling=(string)YCbCr-4:2:2, width=(string)720,
> height=(string)480, payload=(int)96" \
>     ! rtpvrawdepay \
>

Add h264parse here, and don't forget to use queues


>     ! ffenc_mpeg4 \
>     ! fakesink
>
> Note: I only added the mpeg4 encoder element which is compatible
> and there are no errors/complaints.
>
> The elements all have compatible [default] caps and it should
> just work.  If I trade the 'shmsrc'+'rtpvrawdepay' for something
> like 'videotestsrc', both can work.
>
> --
> ------------------------------**------------------------------
> Gary Thomas                 |  Consulting for the
> MLB Associates              |    Embedded world
> ------------------------------**------------------------------
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