[FFmpeg-devel] [PATCH] avfilter/delogo: Fix show option when band is small

Michael Niedermayer michaelni at gmx.at
Mon Sep 28 13:35:48 CEST 2015

On Mon, Sep 28, 2015 at 10:18:06AM +0200, Jean Delvare wrote:
> The code assumed that the outermost interpolated pixels were always in
> the fuzzy area defined by the band option. However if the band value
> is small, there may be no fuzzy area on a given plane. In that case,
> option show did not work, no rectangle was drawn (or only on the luma
> plane, depending on the band value and chroma plane subsampling
> factors.)
> Fix the problem by not making any assumption on where the outermost
> interpolated pixels will be.
> The new code was verified to produce the same result as the original
> code when the band value is not small.
> Signed-off-by: Jean Delvare <jdelvare at suse.de>



Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I know you won't believe me, but the highest form of Human Excellence is
to question oneself and others. -- Socrates
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 181 bytes
Desc: Digital signature
URL: <http://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20150928/2614ac69/attachment.sig>

More information about the ffmpeg-devel mailing list