pal_size = FFMIN(pal_size, st->codecpar->extradata_size);
pal_src = st->codecpar->extradata +
st->codecpar->extradata_size - pal_size;
+ /* Exclude the "BottomUp" field from the palette */
+ if (pal_src - st->codecpar->extradata >= 9 &&
+ !memcmp(st->codecpar->extradata + st->codecpar->extradata_size - 9, "BottomUp", 9))
+ pal_src -= 9;
for (i = 0; i < pal_size / 4; i++)
- ast->pal[i] = 0xFFU<<24 | AV_RL32(pal_src+4*i);
- ast->pal[i] = AV_RL32(pal_src + 4 * i);
++ ast->pal[i] = 0xFFU<<24 | AV_RL32(pal_src + 4 * i);
ast->has_pal = 1;
}