[vlc-devel] [PATCH] fix video playback on contextes with width and height differing from coded_width and coded_height

Vittorio Giovara vittorio.giovara at gmail.com
Thu Jun 27 23:25:21 CEST 2013

On Thu, Jun 27, 2013 at 9:28 PM, Rémi Denis-Courmont <remi at remlab.net>wrote:

> Le jeudi 27 juin 2013 18:46:16, Vittorio Giovara a écrit :
> >  This patch is needed when either container or bitstream impose some
> > limitation on the final video size. Apparently it exposes a little
> problem
> > with OSD in which text is rendered with the display aspect ratio instead
> > of the orignal one.
> OSD or bitmap subtitles or both? This can be a bug in the video output
> core,
> in the blend plugin or in the video output plugin (if it supports alpha
> blending in display hardware).

I haven't tried with normal subtitles, I noticed that with a file whose
coded_height is twice as much height pressing 'a' to change the aspect
ratio the message that usually appears at the top is displayed at half
height too.
I looked at the video output core module but didn't find anything
interesting, maybe it's really the blend (in modules/video_filter/blend.cpp
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