[gst-devel] problem in using playbin
Stefan Kost
ensonic at hora-obscura.de
Wed Aug 22 16:17:38 CEST 2007
hi,
can you please ensure that your mail get send in a readable format.
Regarding the topic - I you have a/v sync issues then check which
clock is used and ensure that your sinks render based on the same time
information.
Stefan
Quoting pritesh <digitaldsp at excite.com>:
> hi ,yeah i have a custom video sink where i call the display frame
> api of hardware decoder in show_frame function i have
> initilaised the basesink's render , preroll method to show_frame
> function i am also having a get_times function in the videosink for
> audio i am using osssink. ok if the videosink is incorrect then
> why the manual pipeline works fine with av sync(if i link the
> elements by code)one more thing ......... since the video
> decoder already puts decoded data in hardware frame buffer , so i am
> just passing fake buffer ( 16 byte fake data) with timestamp and
> duration (from qtdemux) to downstream element from video decoder .
> can u help me in resolving this issue --- On Tue 08/21,
> Andy Wingo < wingo at pobox.com > wrote:From: Andy Wingo [mailto:
> wingo at pobox.com]To: digitaldsp at excite.comCc:
> gstreamer-devel at lists.sourceforge.netDate: Tue, 21 Aug 2007 22:55:01
> +0200Subject: Re: [gst-devel] problem in using
> playbinHello,"pritesh" writes:>
> but av sync is missing in paused state itself some video frames are
> displayed In the paused state, no audio is played, so sync is not a
> problem> and when i set state to playing the audio lags video
> This can only be the case if either (1) your timestamps are
> incorrect,or (2) you have custom sinks that are not respecting the
> clocks.> but when i create the pipeline using decodebin only then
> av sync is> proper is this a preroll problem or videosink
> problemSeems to indicate problems in your sinks.Regards,Andy.--
> http://wingolog.org/
>
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