[FFmpeg-devel] [PATCH] FFmpeg: libavfilter/libmpcodecs: add vf_stereo3d high quality green-magenta and yellow-blue dubois anaglyph 3D output support

Stefano Sabatini stefasab at gmail.com
Wed Jan 30 00:35:06 CET 2013


On date Tuesday 2013-01-29 12:01:47 +0100, thomas schorpp encoded:
> @#%&§! Thunderbird! Resent word wrapped.
> 
> This patch brings ecological and economical "Transcode once at 100% CPU - view many at ~20% CPU load" 3D (H)SBS, etc, media
> to the most advanced (2007) green-magenta eyes friendly anaglyph 3D projection method support using Eric Dubois' high quality method
> for people who want to avoid expensive resources consumed by (nice trying) real time conversion stereoscopic media players at every playback
> or expensive special 3D displays and 3D TV sets with polariser/shutter/no glasses without DVI-D inputs and more restrictions
> accepted by only ~5% of western TV/video users until today.
> 
> Red-cyan (1970,2001) dubois method has been already implemented by the original author, added -topic-.
> 
> Usage example to transcode 3D HSBSR h.264 format to anaglyph green-magenta 3D in MPEG4
> (See source code for enum encoded stereo3d filter arguments, defaults to MPlayer2 "sbs2l:agmd" now):
> 
> $ ffmpeg -i test.3D.H[2]SBS[R].x264.mp4 -c:a copy -vf mp=stereo3d=17:7 -qscale:v 8 test.3D.agmd.sbs2r.mp4
> 
> OpenGL MPlayer1/2 output is suggested for best color display results (i915/i965GM GPUs).

I'm not against the patch, but what about porting the filter to a
native libavfilter filter?

[...]
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FFmpeg = Fundamental and Frenzy Magic Proud Emblematic God


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