Am Mi., 8. Juli 2020 um 07:28 Uhr schrieb Josef Zlomek <jo...@pex.com>:
>
> Fixes: 4907
It seems surprising that two commits should fix a ticket.
> Adds support for demuxing of animated WebP.
Does this demuxer also support single frame files?
What about concatenated webps?
[...]
> +static int webp_probe(const AVProbeData *p)
> +{
> + const uint8_t *b = p->buf;
> +
> + if (p->filename && ff_guess_image2_codec(p->filename)) {
Why is this useful?
> + if (AV_RB32(b) == MKBETAG('R', 'I', 'F', 'F') &&
> + AV_RB32(b + 8) == MKBETAG('W', 'E', 'B', 'P'))
> + return AVPROBE_SCORE_MAX;
> + }
[...]
> + frame_end = avio_tell(pb);
> +
> + if (avio_seek(pb, frame_start, SEEK_SET) != frame_start)
> + return AVERROR(EIO);
Instead I believe you should use ffio_ensure_seekback() or do
I miss something?
Same above.
Carl Eugen
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