667    int subframe;  in optimize_framesize()  local
672    subframe = Fs/400;  in optimize_framesize()
673    ALLOC(sub, subframe, opus_val32);  in optimize_framesize()
680       offset = 2*subframe - buffering;  in optimize_framesize()
681       celt_assert(offset>=0 && offset <= subframe);  in optimize_framesize()
692    N=IMIN(len/subframe, MAX_DYNAMIC_FRAMESIZE);  in optimize_framesize()
702       downmix(x, sub, subframe, i*subframe+offset, 0, -2, C);  in optimize_framesize()
705       for (j=0;j<subframe;j++)  in optimize_framesize()
738 void downmix_float(const void *_x, opus_val32 *sub, int subframe, int offset, int c1, int c2, int C)  in downmix_float()  argument
744    for (j=0;j<subframe;j++)  in downmix_float()
748       for (j=0;j<subframe;j++)  in downmix_float()
755          for (j=0;j<subframe;j++)  in downmix_float()
768    for (j=0;j<subframe;j++)  in downmix_float()
773 void downmix_int(const void *_x, opus_val32 *sub, int subframe, int offset, int c1, int c2, int C)  in downmix_int()  argument
779    for (j=0;j<subframe;j++)  in downmix_int()
783       for (j=0;j<subframe;j++)  in downmix_int()
790          for (j=0;j<subframe;j++)  in downmix_int()
803    for (j=0;j<subframe;j++)  in downmix_int()