Hi, On Wed, May 10, 2017 at 2:11 PM, Ronald S. Bultje <rsbultje at gmail.com> wrote: > - return 0, not AVERROR_INVALIDDATA, since alt-ref frames aren't decoding > errors. > I'm also not sure if alt-ref frames in webp (since it's intra-only) make any sense. Hmm... Ronald