Playing a VOD HLS feed backwards stops playback

Thiago Santos thiagoss at osg.samsung.com
Wed Dec 16 13:18:03 PST 2015


On 12/16/2015 01:45 PM, Arjen Veenhuizen wrote:
> Using GIT MASTER, I am trying to play an VOD HLS stream backwards with
> different rates (e.g. -1.0, -2.0, -4.0, etc). Sending a seek_event with a
> positive rate works just fine, but with a negative rate makes the pipeline
> stall or jump to the beginning of the stream.
>
> My basic pipeline looks like:
>
> I also throw in some queues and a videconvert + videoscale element.
>
> The event I send for a positive rate (works fine):
>
>
> The event I send for a negative rate (doesn't work):
Indeed it seems to be broken even with playbin. Could you please file a 
bug upstream about it so it gets fixed for the next release?

http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer

Thanks,
>
>
> Based on the information at [1], I am not sure I am setting the proper
> SeekTypes and SeekFlags, but is this possible at all?
>
> [1]
> https://developer.gnome.org/gstreamer/stable/gstreamer-GstEvent.html#gst-event-new-seek
>
> Ps. I push the seekEvent on the video_src_pad of
>
>
>
> --
> View this message in context: http://gstreamer-devel.966125.n4.nabble.com/Playing-a-VOD-HLS-feed-backwards-stops-playback-tp4674935.html
> Sent from the GStreamer-devel mailing list archive at Nabble.com.
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-- 
Thiago Sousa Santos
Senior Multimedia Engineer, Open Source Group
Samsung Research America - Silicon Valley



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