[Bug 766201] video decoding issue with mp4 container (Android playback)

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Sat Jun 11 00:27:34 UTC 2016


https://bugzilla.gnome.org/show_bug.cgi?id=766201

--- Comment #46 from Thiago Sousa Santos <thiagossantos at gmail.com> ---
(In reply to Matthew Waters (ystreet00) from comment #40)
> Ok, so what happens is this.
> 
> 1. qtdemux finds an empty segment and decides to push a gap event.
> 2. This gap event prompts baseparse to negotiate *something* for caps which
> ends up being almost a direct copy of upstream's caps (which has
> stream-format=avc).
> 3. These negotiated caps are then used to filter the decoders which rules
> out the byte-stream decoders resulting in no decoders being selected/tried
> and resulting in the missing decoder error.

Any solution for this? After decodebin has ruled out the decoders, should it
retry if caps have changed? Any better ideas?

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