[Libav-user] Is video orientation supported in3gp/mp4 in FFmpeg/libav?

Jan Drabner jan at jdrabner.eu
Mon Mar 28 22:36:21 CEST 2016

Am 3/28/2016 um 10:34 PM schrieb Yisheng Zhao:
> Hi Genius,
> I have a question if video orientation is supported in3gp/mp4 in 
> FFmpeg/libav?
> In 
> http://www.etsi.org/deliver/etsi_ts/126200_126299/126244/12.03.00_60/ts_126244v120300p.pdf, 
> a "3gvo" box is used to specify the video orientation~
> Thanks so much~
> Best,
> Yisheng
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> Libav-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/libav-user


if by video orientation you mean video rotation, then yes. I did that 
with mp4/HLS and other formats.
It is (usually) done using the "rotate" metadata. Not sure if 3gp 
supports that as well.

Jan Drabner
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