avfiltergraph: add some debug info about selected pixel formats

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-07-18 17:17:23 +02:00
parent 6a314d59d5
commit ef1c0b5295
1 changed files with 3 additions and 0 deletions

View File

@ -430,6 +430,9 @@ static int pick_format(AVFilterLink *link, AVFilterLink *ref)
enum PixelFormat p = link->in_formats->formats[i];
best= avcodec_find_best_pix_fmt2(best, p, ref->format, has_alpha, NULL);
}
av_log(link->src,AV_LOG_DEBUG, "picking %s out of %d ref:%s alpha:%d\n",
av_get_pix_fmt_name(best), link->in_formats->format_count,
av_get_pix_fmt_name(ref->format), has_alpha);
link->in_formats->formats[0] = best;
}
}