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  /external/chromium_org/third_party/opus/src/silk/float/
bwexpander_FLP.c 34 /* Chirp (bw expand) LP AR filter */
38 const silk_float chirp /* I chirp factor (typically in range (0..1) ) */
42 silk_float cfac = chirp;
46 cfac *= chirp;
SigProc_FLP.h 44 /* Chirp (bw expand) LP AR filter */
48 const silk_float chirp /* I chirp factor (typically in range (0..1) ) */
noise_shape_analysis_FLP.c 65 silk_float tmp, maxabs, chirp, gain_syn, gain_ana; local
108 chirp = 0.99f - ( 0.8f + 0.1f * iter ) * ( maxabs - limit ) / ( maxabs * ( ind + 1 ) );
109 silk_bwexpander_FLP( coefs_syn, order, chirp );
110 silk_bwexpander_FLP( coefs_ana, order, chirp );
  /external/webrtc/src/modules/audio_coding/codecs/isac/main/source/
filter_functions.c 116 double chirp; local
118 chirp = coef;
122 out[i] = chirp * in[i];
123 chirp *= coef;

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