The FLAC specification requires GIF images to contain their number of
colors. While I can't find a specific reference to that effect, I'm
assuming that's why GIF images were previously unsupported. This was
implemented by just writing AVPALETTE_COUNT for paletted images.
---
Changelog
This patch no longer makes an (accidental) change to adjacent code and
isn't included in the changelog.
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ffm
The FLAC specification requires GIF images to contain their number of
colors. While I can't find a specific reference to that effect, I'm
assuming that's why GIF images were previously unsupported. This was
implemented by just writing AVPALETTE_COUNT for paletted images.
---
libavformat/flacenc.c
The FLAC specification requires GIF images to contain their number of
colors. While I can't find a specific reference to that effect, I'm
assuming that's why GIF images were previously unsupported. This was
implemented by just writing AVPALETTE_COUNT for paletted images.
---
This version no longer
27;m wrong on any of this, please let me know.
On Sun, Jan 31, 2021 at 3:07 PM Derek Buitenhuis
wrote:
> On 29/01/2021 16:12, leo60228 wrote:
> > +if (st->codecpar->format == AV_PIX_FMT_PAL8)
> > +avio_wb32(pb, AVPALETTE_COUNT);
> > +else
> > +
t color for GIF,
despite having a comment acknowledging that this may be incorrect.
On Sun, Jan 31, 2021 at 3:41 PM leo60228 wrote:
> That's true, but as far as I can tell FFmpeg assumes that all paletted
> images have 256 colors, and thus there isn't a way to get the exact number
