Alternatively these conditions could be treated as errors
Fixes: 23147/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFWAVESYNTH_fuzzer-5639254549200896
Fixes: signed integer overflow: 9223372036854775807 + 1 cannot be represented in type 'int64_t' (aka 'long')
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
if (r < 0)
return r;
pcm = (int16_t *)frame->data[0];
- for (s = 0; s < duration; s++, ts++) {
+ for (s = 0; s < duration; s++, ts+=(uint64_t)1) {
memset(channels, 0, avc->channels * sizeof(*channels));
if (ts >= ws->next_ts)
wavesynth_enter_intervals(ws, ts);
for (c = 0; c < avc->channels; c++)
*(pcm++) = channels[c] >> 16;
}
- ws->cur_ts += duration;
+ ws->cur_ts += (uint64_t)duration;
*rgot_frame = 1;
return packet->size;
}