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Searched
refs:logN
(Results
1 - 7
of
7
) sorted by null
/external/libopus/celt/
modes.h
67
const opus_int16 *
logN
;
modes.c
231
opus_int16 *
logN
;
383
logN
= (opus_int16*)opus_alloc(mode->nbEBands*sizeof(opus_int16));
384
if (
logN
==NULL)
388
logN
[i] = log2_frac(mode->eBands[i+1]-mode->eBands[i], BITRES);
389
mode->
logN
=
logN
;
433
opus_free((opus_int16*)mode->
logN
);
rate.c
192
offset = ((m->
logN
[j]+((LM0+k)<<BITRES))>>1)-QTHETA_OFFSET;
208
offset = ((m->
logN
[j]+(i<<BITRES))>>1)-(N==2?QTHETA_OFFSET_TWOPHASE:QTHETA_OFFSET);
223
offset = ((m->
logN
[j] + (i<<BITRES))>>1)-FINE_OFFSET;
450
NClogN = den*(m->
logN
[j] + logM);
celt_encoder.c
931
int nbEBands, int start, int end, int C, int *offsets, int lsb_depth, const opus_int16 *
logN
,
950
noise_floor[i] = MULT16_16(QCONST16(0.0625f, DB_SHIFT),
logN
[i])
[
all
...]
bands.c
110
int shift = celt_ilog2(maxval) - 14 + (((m->
logN
[i]>>BITRES)+LM+1)>>1);
700
pulse_cap = m->
logN
[i]+LM*(1<<BITRES);
[
all
...]
/external/webrtc/webrtc/modules/audio_coding/codecs/isac/fix/source/
entropy_coding.c
98
/*
logN
(x) =
logN
(2)*log2(x) = 0.6931*log2(x). Output in Q8. */
99
/* The input argument X to
logN
(X) is 2^17 times higher than the
103
X gets 2 thimes higher, i.e. Z =
logN
(2)*256 = 0.693147180559*256 =
104
177.445678 should be subtracted (since
logN
() returns a Q8 value).
108
int16_t zeros, log2, frac,
logN
;
113
logN
= (int16_t)(log2 * 22713 >> 15); // log(2) = 0.693147 = 22713 in Q15
114
logN
=
logN
+11; //Scalar compensation which minimizes the (log(x)-
logN
(x))^2 error over all x
[
all
...]
/external/libopus/celt/dump_modes/
dump_modes.c
122
fprintf (file, "static const opus_int16
logN
%d[%d] = {\n", framerate, mode->nbEBands);
124
fprintf (file, "%d, ", mode->
logN
[j]);
249
fprintf(file, "
logN
%d, /*
logN
*/\n", framerate);
Completed in 182 milliseconds