Fixes: left shift of negative value -30
Fixes: 18392/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_OKI_fuzzer-5631771831435264
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
c->predictor = av_clip_intp2(predictor, 11);
c->step_index = step_index;
- return c->predictor << 4;
+ return c->predictor * 16;
}
static inline int16_t adpcm_ct_expand_nibble(ADPCMChannelStatus *c, int8_t nibble)