Fixes: left shift of negative value -3
Fixes: 18518/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-6560514359951360
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
/* "pitch-diff-per-sample" for calculation of pitch per sample */
s->pitch_diff_sh16 =
- ((cur_pitch_val - s->last_pitch_val) << 16) / MAX_FRAMESIZE;
+ (cur_pitch_val - s->last_pitch_val) * (1 << 16) / MAX_FRAMESIZE;
}
/* Global gain (if silence) and pitch-adaptive window coordinates */