[FFmpeg-devel] [PATCH] webp: add support for EXIF metadata chunks

James Almer jamrial at gmail.com
Tue Jan 14 03:40:48 CET 2014


On 13/01/14 11:15 PM, Michael Niedermayer wrote:
> On Mon, Jan 13, 2014 at 01:37:53AM -0300, James Almer wrote:
>> Based on mjpeg code by Thilo Borgmann
>>
>> Signed-off-by: James Almer <jamrial at gmail.com>
>> ---
>>  Changelog           |  1 +
>>  libavcodec/Makefile |  2 +-
>>  libavcodec/webp.c   | 46 ++++++++++++++++++++++++++++++++++++++++++++--
>>  3 files changed, 46 insertions(+), 3 deletions(-)
> 
> how can this be tested ? / where can i find a sample ?

cwebp (libwebp's muxer/encoder front end) can copy the EXIF metadata from 
the source file if you use the "-metadata exif" option.

I converted exif/image_small.jpg from the FATE suit and uploaded it to the 
ftp as image_small.webp in case you don't have libwebp installed.

Regards.


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