[FFmpeg-user] Blue images from raw capture

Carl Eugen Hoyos cehoyos at ag.or.at
Tue Nov 20 01:50:18 CET 2012

Yan Seiner <yan <at> seiner.com> writes:

> ffmpeg -f rawvideo -pix_fmt yuyv422 -s $SIZE 
> -i /tmp/video.raw -vf yadif -f image2 /tmp/road%02d.png
> ffmpeg version 0.11.2

This is old.

Since the png encoder does not support yuyv422, you 
have to give a hint which colourspace it should use.
(But that is not necessarily related to "blue", why 
do you think that the v4l2 input is yuyv422? 
Consider trying uyvy.)

Carl Eugen

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