[FFmpeg-devel] [RFC] First shot for EXIF metadata...

Thilo Borgmann thilo.borgmann at googlemail.com
Mon Jul 29 12:53:11 CEST 2013


Am 27.07.13 17:21, schrieb Stefano Sabatini:
> [...]
>> The pointer to the metadata ffprobe gets is NULL (ffprobe.c, in show_frame())
>> for a jpeg with EXIF, but valid for a TIFF with some tags...
> 
> Frame metadata is honoured only by the TIFF decoder, for a TIFF
> encoder implementation see:
> https://github.com/kuehnelth/libav/commits/geotiff-encoder
> 
> Also some filters are able to create metadata in the frame, and can be
> displayed through some twisted combination of ffprobe with the lavfi
> device.
> 
> Since recently you can also print the metadata in the frame itself
> through drawtext, and this is all for what regards our current frame
> metadata support state of the art.
> 
>>
>> Any help is appreciated, thanks!
> 
> Will review the patch later (note: git format-patch is favored for
> testing purposes).

Thanks for your answer but please spare your time and do NOT review this - I
will send a useful and clean patch for review when I'm done with everything.

-Thilo



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