1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-04 22:03:09 +02:00

avcodec/opus/silk: don't assume stereo when calling silk_decode_frame()

Fixes use-of-uninitialized-value under MSAN.

Reviewed-by: Kacper Michajlow <kasper93@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2025-07-22 13:23:30 -03:00
parent 33e326ae02
commit 3f2b452a22

View File

@ -844,8 +844,10 @@ int ff_silk_decode_superframe(SilkContext *s, OpusRangeCoder *rc,
}
for (i = 0; i < nb_frames; i++) {
for (j = 0; j < coded_channels && !s->midonly; j++)
silk_decode_frame(s, rc, i, j, coded_channels, active[j][i], active[1][i], 0);
for (j = 0; j < coded_channels && !s->midonly; j++) {
int active1 = coded_channels > 1 ? active[1][i] : 0;
silk_decode_frame(s, rc, i, j, coded_channels, active[j][i], active1, 0);
}
/* reset the side channel if it is not coded */
if (s->midonly && s->frame[1].coded)