[FFmpeg-devel] half vertical chroma resolution from JPEGs..

Michael Niedermayer michaelni
Tue Jul 3 17:42:44 CEST 2007


On Tue, Jul 03, 2007 at 01:29:58PM +0200, Andreas ?man wrote:
> Hi
> I've stumbled on JPEG images with half vertical chroma res.
> but full horizontal res [1]. The attached patched lets
> ffmpeg correctly decode those, only i'm a bit too clueless
> on what to call the pixel format.
> Help!
> [1]
> This seems to be the case when you rotate images with
> the windows XP explorer.

see the thread about " [PATCH] MJPEG wrongly displayed with vertical YUV422"

also the patch is ok only if it works with swscaler too

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

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