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/third_party/ffmpeg/libavfilter/
H A Dvf_signalstats.c481 const int yuvu = p_u[i]; in compute_sat_hue_metrics8() local
483 p_sat[i] = hypotf(yuvu - 128, yuvv - 128); // int or round? in compute_sat_hue_metrics8()
484 ((int16_t*)p_hue)[i] = fmodf(floorf((180.f / M_PI) * atan2f(yuvu-128, yuvv-128) + 180.f), 360.f); in compute_sat_hue_metrics8()
520 const int yuvu = p_u[i]; in compute_sat_hue_metrics16() local
522 p_sat[i] = hypotf(yuvu - mid, yuvv - mid); // int or round? in compute_sat_hue_metrics16()
523 ((int16_t*)p_hue)[i] = fmodf(floorf((180.f / M_PI) * atan2f(yuvu-mid, yuvv-mid) + 180.f), 360.f); in compute_sat_hue_metrics16()
617 const int yuvu = in->data[1][cw+i]; in filter_frame8() local
620 masku |= yuvu; in filter_frame8()
622 histu[yuvu]++; in filter_frame8()
623 difu += abs(yuvu in filter_frame8()
839 const int yuvu = AV_RN16(in->data[1] + cw + i * 2); filter_frame16() local
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