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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
,
[
all
...]
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
Completed in 65 milliseconds