[FFmpeg-devel] 3D WebM/Matroska tags inclusion

Jason Garrett-Glaser darkshikari
Thu Nov 4 22:33:51 CET 2010

2010/11/4 V?ctor Paesa <victorpaesa at googlemail.com>:
> Hi,
> On Thu, Nov 4, 2010 at 20:50, compn wrote:
>> On Wed, 3 Nov 2010 23:25:07 -0700, Alok Ahuja wrote:
>>>Could we consider adding some command-line options for encoding 3d webm
>>>content? If so, any specific pointers to the code would be appreciated. Will
>>>try to create a patch for review.
>> mplayer just got a video filter for transforming different kinds of 3d
>> video.
>> http://lists.mplayerhq.hu/pipermail/mplayer-docs/2010-October/010792.html
>> http://lists.mplayerhq.hu/pipermail/mplayer-cvslog/2010-October/040784.html
>> i'm not sure if ffmpeg wants to use libavfilter for doing that?
>> the only other question i've seen is from people who use seperate
>> webcams and then have two different video streams and not many ways to
>> combine the two videos into one. aside from converting all frames to
>> images and then imagemagick and then encode back to video.
>> http://wiki.multimedia.cx/index.php?title=How_to_make_a_3d_movie_with_ffmpeg
> Splicing together two videos, either side by side or above/below,
> should already be
> possible using the vf_overlay and vsrc_movie filters.
> Regards,
> V?ctor

FYI, above/below is always superior (in terms of
parallelism/performance).  I strongly, strongly recommend that it be
adopted as the standard method.

Dark Shikari

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