RTSP Latency

[cowprod]

May I post here gst-player debug  ? or a link to the debug ?

2016-04-04 9:27 GMT+02:00 Sebastian Dröge-3 [via GStreamer-devel] <
ml-node+s966125n4676722h65 at n4.nabble.com>:

> On Fr, 2016-04-01 at 07:08 -0700, cowprod wrote:
> > Hi Sebastian,
> >
> > I'm trying to retrieve information about the decoder use to play the
> current
> > RTSP stream.
>
> The easiest would be to just take a look at the debug logs. The second
> easiest would be to use the GstBin API to iterate through playbin once
> it started playback, i.e. gst_bin_iterate() and
> gst_bin_iterate_recurse() could be useful here.
>
> Basically, if there is no audio in your pipeline anymore, the only
> latency you will observe from GStreamer is a) the video decoder latency
> and b) the rtpjitterbuffer latency.
>
> a) is most likely using vtdec here, Apple VideoToolbox based decoder.
> Unfortunately that API does not provide proper latency information so
> we're doing guesses here, and those guesses are better if you use
> baseline profile.
> You could alternatively try the libav software decoder, avdec_h264.
>
> b) is what you configure on rtspsrc.
>
> --
> Sebastian Dröge, Centricular Ltd · http://www.centricular.com
>
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