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avcodec/mpegvideo: Join loops when initializing ScanTable

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2024-06-11 20:38:42 +02:00
parent 66709df403
commit f694db87ca
1 changed files with 3 additions and 10 deletions
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13
libavcodec/mpegvideo.c
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@ -296,20 +296,13 @@ static av_cold void dsp_init(MpegEncContext *s)
av_cold void ff_init_scantable(const uint8_t *permutation, ScanTable *st, av_cold void ff_init_scantable(const uint8_t *permutation, ScanTable *st,
const uint8_t *src_scantable) const uint8_t *src_scantable)
{ {
int end;
st->scantable = src_scantable; st->scantable = src_scantable;
for (int i = 0; i < 64; i++) { for (int i = 0, end = -1; i < 64; i++) {
int j = src_scantable[i]; int j = src_scantable[i];
st->permutated[i] = permutation[j]; st->permutated[i] = permutation[j];
} if (permutation[j] > end)
end = permutation[j];
end = -1;
for (int i = 0; i < 64; i++) {
int j = st->permutated[i];
if (j > end)
end = j;
st->raster_end[i] = end; st->raster_end[i] = end;
} }
} }