ChanCache         112 libavfilter/af_biquads.c     ChanCache *cache;
ChanCache         373 libavfilter/af_biquads.c     s->cache = av_realloc_f(s->cache, sizeof(ChanCache), inlink->channels);
ChanCache         376 libavfilter/af_biquads.c     memset(s->cache, 0, sizeof(ChanCache) * inlink->channels);