Tolerance to Errors in H.264 Decoding?

Chuck Crisler ccrislerathome at gmail.com
Tue Oct 25 15:54:33 UTC 2016


It isn't a question of the decoder, they may be the same. The difference is
what you do when errors happen. You may choose to continue to display or to
stop until the stream behaves. There should be signals for those conditions.

On Oct 24, 2016 8:28 PM, "ROY Jonathan" <jroy at adetelgroup.com> wrote:

> Comparing H.264 playback with GStreamer and VLC Player, the latter seems
> somewhat more tolerant to stream anomalies. In general, VLC Player will
> freeze at least partially on the last valid image until the next key
> frame is shown, whereas GStreamer will display (sometimes severe) gray
> artifacts.
>
>
> Does anyone have an idea of what VLC Player is doing that GStreamer isn't
> (or vice versa) that could explain the different behavior?
>
>
> Is it possible to detect decoding errors and simply drop the associated
> frames?
>
>
> Could there be an option in GStreamer or its components (codec maybe?) to
> make the display more tolerant to decoding errors?
>
> J. Roy
>
>
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>
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