[Bug 679522] isomp4: Export transformation matrix

GStreamer (bugzilla.gnome.org) bugzilla at gnome.org
Sat May 31 01:55:29 PDT 2014


https://bugzilla.gnome.org/show_bug.cgi?id=679522
  GStreamer | gst-plugins-good | git

--- Comment #26 from Sebastian Dröge (slomo) <slomo at coaxion.net> 2014-05-31 08:55:23 UTC ---
(In reply to comment #25)
> Quick question, what do we do about overlay composition. Shall we always try to
> render then straight ? Right now we seem to do nothing, so if text is overlayed
> in soft on the video stream, they'll be presented upside-down in Totem.
> 
> I suppose you rotate the actor, so even if cluttersink was doing this
> composition, these would be childs that also get rotated right ?

That's IMHO a problem of cluttersink. If the overlay composition needs to be
rotated or not should be independent of the transformation matrix of the video
(it should have its own metadata for the orientation).

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