Re: [FFmpeg-devel] [PATCH v2 1/2] libavcodec: add support for animated WebP decoding

2020-07-29 Thread Zlomek, Josef
On Wed, Jul 29, 2020 at 5:43 PM Lynne wrote: > Jul 29, 2020, 14:05 by jo...@pex.com: > > > +if (canvas->format == AV_PIX_FMT_ARGB) { > > +height = canvas->height; > > +memset(canvas->data[0], 0, height * canvas->linesize[0]); > > > > At least some of those image-wide memsets c

[FFmpeg-devel] [PATCH v2 1/2] libavcodec: add support for animated WebP decoding

2020-07-29 Thread Josef Zlomek
Fixes: 4907 Adds support for decoding of animated WebP. The WebP parser now splits the input stream into packets containing one frame. The WebP decoder adds the animation related features according to the specs: https://developers.google.com/speed/webp/docs/riff_container#animation The frames of