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    Searched refs:stopBandAtten (Results 1 - 3 of 3) sorted by null

  /frameworks/av/services/audioflinger/
AudioResamplerDyn.cpp 214 double stopBandAtten, int inSampleRate, int outSampleRate, double tbwCheat)
219 double tbw = firKaiserTbw(c.mHalfNumCoefs, stopBandAtten);
228 firKaiserGen(buf, c.mL, c.mHalfNumCoefs, stopBandAtten, fcr, atten);
236 printf("L:%d hnc:%d stopBandAtten:%lf fcr:%lf atten:%lf tbw:%lf\n",
237 c.mL, c.mHalfNumCoefs, stopBandAtten, fcr, atten, tbw);
307 double stopBandAtten;
313 stopBandAtten = 98.;
324 stopBandAtten = 80.;
341 stopBandAtten = 84.;
384 createKaiserFir(mConstants, stopBandAtten,
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AudioResamplerDyn.h 110 void createKaiserFir(Constants &c, double stopBandAtten,
AudioResamplerFirGen.h 398 * @param stopBandAtten is the stop band attenuation desired.
402 static inline double firKaiserTbw(int halfNumCoef, double stopBandAtten) {
403 return (stopBandAtten - 7.95)/((2.*14.36)*halfNumCoef);
629 * @param stopBandAtten is the stopband value, should be >50dB.
641 double stopBandAtten, double fcr, double atten) {
666 const double beta = 0.1102 * (stopBandAtten - 8.7); // >= 50dB always

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