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Searched refs:pink (Results 1 - 9 of 9) sorted by relevance

/third_party/alsa-utils/speaker-test/
H A Dpink.c30 #include "pink.h"
42 void initialize_pink_noise( pink_noise_t *pink, int num_rows ) in initialize_pink_noise() argument
46 pink->pink_index = 0; in initialize_pink_noise()
47 pink->pink_index_mask = (1<<num_rows) - 1; in initialize_pink_noise()
50 pink->pink_scalar = 1.0f / pmax; in initialize_pink_noise()
52 for( i=0; i<num_rows; i++ ) pink->pink_rows[i] = 0; in initialize_pink_noise()
53 pink->pink_running_sum = 0; in initialize_pink_noise()
57 float generate_pink_noise_sample( pink_noise_t *pink ) in generate_pink_noise_sample()
64 pink->pink_index = (pink in generate_pink_noise_sample()
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H A Dst2095.c98 // initialize delay lines for pink filter network in initialize_st2095_noise()
113 float white, w, pink; in generate_st2095_noise_sample() local
121 // Run pink filter; a parallel network of first-order LP filters, scaled to in generate_st2095_noise_sample()
129 pink = st2095->lp1 + st2095->lp2 + st2095->lp3 + in generate_st2095_noise_sample()
135 w = pink - st2095->hp1_a1 * st2095->hp1w1 - st2095->hp1_a2 * st2095->hp1w2; in generate_st2095_noise_sample()
136 pink = st2095->hp1_b0 * w + st2095->hp1_b1 * st2095->hp1w1 + st2095->hp1_b2 * st2095->hp1w2; in generate_st2095_noise_sample()
140 w = pink - st2095->hp2_a1 * st2095->hp2w1 - st2095->hp2_a2 * st2095->hp2w2; in generate_st2095_noise_sample()
141 pink = st2095->hp2_b0 * w + st2095->hp2_b1 * st2095->hp2w1 + st2095->hp2_b2 * st2095->hp2w2; in generate_st2095_noise_sample()
145 w = pink - st2095->lp1_a1 * st2095->lp1w1 - st2095->lp1_a2 * st2095->lp1w2; in generate_st2095_noise_sample()
146 pink in generate_st2095_noise_sample()
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H A Dpink.h14 void initialize_pink_noise( pink_noise_t *pink, int num_rows );
15 float generate_pink_noise_sample( pink_noise_t *pink );
H A Dspeaker-test.c27 * based on generator by Phil Burk (pink.c)
33 * 0.0.9 Added support for ST-2095 band-limited pink noise output, switched to harmonic oscillator for sine
35 * 0.0.8 Added support for pink noise output.
63 #include "pink.h"
413 * where pink noise is coming from more easily that a sine wave.
417 pink_noise_t *pink = arg; in generate_pink_noise() local
420 res.f = generate_pink_noise_sample(pink) * generator_scale; in generate_pink_noise()
882 static pink_noise_t pink; variable
892 initialize_pink_noise(&pink, 16); in init_loop()
932 do_generate(frames, channel, period_size, generate_pink_noise, &pink); in write_loop()
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/third_party/ffmpeg/libavfilter/
H A Dasrc_anoisesrc.c70 { "pink", 0, 0, AV_OPT_TYPE_CONST, {.i64 = NM_PINK}, 0, 0, FLAGS, "color" },
111 double pink; in pink_filter() local
113 /* http://www.musicdsp.org/files/pink.txt */ in pink_filter()
120 pink = buf[0] + buf[1] + buf[2] + buf[3] + buf[4] + buf[5] + buf[6] + white * 0.5362; in pink_filter()
122 return pink * 0.11; in pink_filter()
/third_party/ffmpeg/libavcodec/
H A Dffwavesynth.c66 pink noise interval (type fourcc "NOIS"):
133 /* Emulate pink noise by summing white noise at the sampling frequency,
350 int i, *last, pink; in wavesynth_synth_sample() local
357 pink = ws->pink_pool[ws->pink_pos++] >> 16; in wavesynth_synth_sample()
375 val = amp * (unsigned)pink; in wavesynth_synth_sample()
/third_party/node/deps/npm/test/lib/commands/
H A Dview.js209 pink: {
210 name: 'pink',
218 { name: 'claudia', url: 'http://c.pink.com' },
219 { name: 'isaacs', url: 'http://i.pink.com' },
221 repository: 'http://repository.pink.com',
225 tarball: 'http://hm.pink.com/1.0.0.tgz',
310 await view.exec(['pink@1.0.0'])
419 await view.exec(['pink@1.0.0', 'maintainers'])
586 await view.exec(['pink'])
/third_party/weex-loader/deps/weex-styler/lib/
H A Dvalidator.js142 pink: '#FFC0CB',
/third_party/lame/frontend/
H A Dgtkanal.c264 static GdkColor yellow, gray, cyan, magenta, orange, pink, red, green, blue, black, oncolor, in plot_frame() local
300 setcolor(pcmbox, &pink, 255, 0, 255); in plot_frame()

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