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Searched refs:noise_floor (Results 1 – 5 of 5) sorted by relevance

/third_party/ffmpeg/libavfilter/
Daf_astats.c88 double noise_floor; member
213 p->noise_floor = NAN; in reset_stats()
335 if (!isnan(p->noise_floor)) in update_stat()
341 if (p->win_pos >= s->tc_samples || !isnan(p->noise_floor)) { in update_stat()
342 double noise_floor = 1.; in update_stat() local
346 noise_floor = i / (double)HISTOGRAM_MAX; in update_stat()
351 if (isnan(p->noise_floor)) { in update_stat()
352 p->noise_floor = noise_floor; in update_stat()
355 if (noise_floor < p->noise_floor) { in update_stat()
356 p->noise_floor = noise_floor; in update_stat()
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Daf_afftdn.c88 float noise_floor; member
149 …{ "nf", "set the noise floor", OFFSET(noise_floor), AV_OPT_TYPE_FLOAT, {.dbl =-50}, …
583 if (s->last_noise_floor != s->noise_floor) in set_parameters()
584 s->last_noise_floor = s->noise_floor; in set_parameters()
1079 s->noise_floor = new_noise_floor; in set_noise_profile()
1184 if (s->noise_floor != s->last_noise_floor) in output_frame()
/third_party/gstreamer/gstplugins_bad/gst/fieldanalysis/
Dgstfieldanalysis.c363 filter->noise_floor = DEFAULT_NOISE_FLOOR; in gst_field_analysis_init()
407 filter->noise_floor = g_value_get_uint (value); in gst_field_analysis_set_property()
495 g_value_set_uint (value, filter->noise_floor); in gst_field_analysis_get_property()
827 const guint32 noise_floor = filter->noise_floor; in same_parity_sad() local
846 noise_floor, width); in same_parity_sad()
869 const guint32 noise_floor = filter->noise_floor * filter->noise_floor; in same_parity_ssd() local
888 noise_floor, width); in same_parity_ssd()
914 const guint32 noise_floor = filter->noise_floor * 6; in same_parity_3_tap() local
935 if (diff > noise_floor) in same_parity_3_tap()
939 &f1j[incr << 1], f2j, &f2j[incr], &f2j[incr << 1], noise_floor, in same_parity_3_tap()
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Dgstfieldanalysis.h131 guint32 noise_floor; /* threshold for the result of a metric to be valid */ member
/third_party/ffmpeg/doc/
Dfilters.texi1250 @item noise_floor, nf
1252 Syntax for the command is : "@var{noise_floor}"