[FFmpeg-devel] [PATCH] Copy width/height for subtitle streams in ffmpeg

[Baptiste Coudurier]

Hi,

David Conrad wrote:
> On Jan 11, 2009, at 4:44 AM, Michael Niedermayer wrote:
> 
>> On Sun, Jan 11, 2009 at 02:12:31AM -0500, David Conrad wrote:
>>> Hi,
>>> 
>>> This copies stream width/height for -scodec copy in ffmpeg,
>>> useful for mov/mp4 timed text and ignored for about every other
>>> subtitle codec.
>>> 
>>> commit 60039bb8c900ef4562e9ea4d5f9b0de2bdfa713f Author: David
>>> Conrad <davedc at Kozue.local> Date:   Sun Jan 11 02:10:22 2009
>>> -0500
>>> 
>>> Copy width/height for subtitle streams
>> what does width/height mean for these subtitles?
> 
> Essentially, the same thing it would mean if you consider the 
> subtitles a transparent video track overlaid on top of the normal 
> video track.
> 
> For example, if you have a video 320x240 and subs 320x120, the subs
>  would be on the top half of the video even if the actual positioning
>  of the subs is aligned with the bottom.
> 
> Or if you had subs 320x320, the subs could be underneath the actual
>  video.

Would it be possible to apply this patch ? Indeed it is very useful to
be able to scopy subs track from m4v/mov to m4v/mov.

-- 
Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
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