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Searched
refs:center_freq
(Results
1 - 2
of
2
) sorted by null
/external/aac/libAACenc/src/
psy_configuration.cpp
297
FIXP_DBL
center_freq
, x1, x2;
local
300
/* Theoritical maximum of
center_freq
(samp_freq*0.5) is 96khz * 0.5 = 48000 */
301
/* Theoritical maximum of x1 is 1.3333333e-4f *
center_freq
= 6.4, can keep in q28 */
302
/* Theoritical maximum of x2 is 0.00076f *
center_freq
= 36.48, can keep in q25 */
304
center_freq
= fftLine * samplingFreq; /* q11 or q8 */
308
center_freq
=
center_freq
<< 2; /* q13 */
311
center_freq
=
center_freq
<< 5; /* q13 */
314
center_freq
= (fftLine * samplingFreq) << 3; // q1
[
all
...]
/frameworks/av/media/libstagefright/codecs/aacenc/src/
psy_configuration.c
124
Word32
center_freq
, temp, bvalFFTLine;
local
127
center_freq
= (fftLine * samplingFreq) / (noOfLines << 1);
128
temp = atan_1000((
center_freq
<< 2) / (3*10));
130
(26600 * atan_1000((
center_freq
*76) / 100) + 7*temp*temp) / (2*1000*1000 / BARC_SCALE);
Completed in 814 milliseconds