[PD] Reading a specific image from [pix_buffer] and saving it using [pix_write]

Charles Goyard cg at fsck.fr
Tue Jul 10 15:08:36 CEST 2012

Seiichiro MATSUMURA wrote:
> Somehow colors are changed, the width become half and a picture itself
> is doubled.

iirc, in YUV you have a luminance layer (Y) and then the colors encoded
in a strange way, like 1 value for 2 pixels for the width in the U and V
layers. Well, something like that. Maybe it's a bug in the colorspace
conversion because you don't make it explicit ?

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