compute_histogram16  231 libavfilter/vf_midequalizer.c     compute_histogram16(i, linesize1 / 2, w0, h0, histogram1, hsize);
compute_histogram16  232 libavfilter/vf_midequalizer.c     compute_histogram16((const uint16_t *)in1, linesize2 / 2, w1, h1, histogram2, hsize);