| /external/webrtc/src/common_audio/vad/ |
| vad_core.h | 124 * - feature_vector : Feature vector = log10(energy in frequency band)
|
| vad_filterbank.h | 133 * - log_energy : 10*log10(energy);
|
| /external/webrtc/src/modules/audio_processing/aecm/ |
| aecm_core.c | 489 // Get energy for the delayed far end signal and estimated
844 // echoes. There is also an update of energy decision levels, i.e. internal VAD.
850 // @param nearEner [in] Near end energy for current block in
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/common/include/ |
| qua_gain.h | 112 Word16 frac_coeff[], /* i : energy coeff. (5), fraction part, Q15 */
113 Word16 exp_coeff[], /* i : energy coeff. (5), exponent part, Q0 */
119 Word16 *qua_ener_MR122, /* o : quantized energy error, Q10 */
121 Word16 *qua_ener, /* o : quantized energy error, Q10 */
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/inc/ |
| dtx.h | 93 Word32 enr, /* i : residual energy (in L_FRAME) */
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| autocorr.c | 56 /* calculate energy of signal */
|
| hp400.c | 92 /* signal is divided by 16 to avoid overflow in energy computation */
|
| c4t64fx.c | 107 Word16 * alp, /* (i/o) energy of all fixed pulses */
240 /* calculate energy for normalization of cn[] and dn[] */
329 * Energy worst case (on resonant impulse response), *
330 * - energy of h[] is approximately MAX/16. *
331 * - During search, the energy is divided by 8 to avoid *
332 * overflow on "alp". (energy of h[] = MAX/128). *
347 /* scale h[] down (/2) when energy of h[] is high with many pulses used */
373 * This algorithm compute impulse response energy of all *
969 Word16 * alp, /* (i/o) energy of all fixed pulses */
|
| /system/bluetooth/data/ |
| main.conf | 66 # Enable Low Energy support if the dongle supports. Default is false.
|
| main.le.conf | 66 # Enable Low Energy support if the dongle supports. Default is false.
|
| main.nonsmartphone.conf | 66 # Enable Low Energy support if the dongle supports. Default is false.
|
| main.nonsmartphone.le.conf | 66 # Enable Low Energy support if the dongle supports. Default is false.
|
| /external/libvorbis/lib/ |
| psy.c | 931 quantized energy (for elements with the flag set) or the absolute
933 *q holds the quantized energy for all elements */
942 /* force classic behavior where only energy in the current band is considered */
950 energy would be incorrect. */
963 only account for their energy error */
968 the only energy error counted is quantizations to zero. */
982 again, no energy adjustment for error in nonzero quant-- for now
1028 /* unquantized energy (negative indicates amplitude has negative sign) */
1031 /* dual pupose; quantized energy (if flag set), othersize fabs(raw) */
1034 /* floor energy */
[all...] |
| /frameworks/wilhelm/src/itf/ |
| IEffectSend.c | 139 // the initial send level set here is the total energy on the aux bus,
273 // the send level set here is the total energy on the aux bus, so it must take
|
| /external/libvorbis/doc/ |
| stereo.html | 134 first accounts for energy differences in any given frequency band
175 to contain less energy and be psychoacoustically dominated by the
177 more represented energy into a predictably smaller number of numbers.
184 representation concentrates represented energy into fewer large
271 vector, and it's clear that, in general, this concentrates energy in
354 of the magnitude vector (essential to fine amplitude and energy
|
| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| q_gain_c.cpp | 133 qua_ener_MR122 -- Pointer to Word16 -- quantized energy error, Q10
136 qua_ener -- Pointer to Word16 -- quantized energy error, Q10
196 Word16 *qua_ener_MR122, /* o : quantized energy error, Q10 */
198 Word16 *qua_ener, /* o : quantized energy error, Q10 */
252 p += 2; /* skip quantized energy errors */
265 p += 2; /* skip quantized energy error */
|
| dtx_enc.cpp | 328 // Reset energy history
382 /* Reset energy history */
501 energy
503 logarithmic frame energy and new LSPs
558 // average energy and lsp
577 // quantize logarithmic energy to 6 bits
695 /* average energy and lsp */
738 /* quantize logarithmic energy to 6 bits */
844 frame energy
894 // compute log energy based on frame energ
[all...] |
| pitch_ol.cpp | 101 r0 = pointer to the residual energy (Word32)
108 r0 contains the newly calculated residual energy
185 Word32 *r0, // o : residual energy
221 // compute energy
229 // 1/sqrt(energy)
249 // max = max/sqrt(energy)
303 Word32 *r0, /* o : residual energy */
352 /* compute energy */
372 /* 1/sqrt(energy) */
400 /* max = max/sqrt(energy) */
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/dec/src/ |
| agc.cpp | 96 pOverflow -> 1 if the energy computation saturates
99 s = return energy of signal (Word32)
110 Returns the energy of the signal.
125 static Word32 energy_old( // o : return energy of signal
168 static Word32 energy_old( /* o : return energy of signal */
200 pOverflow -> 1 if the energy computation saturates
203 s = return energy of signal (Word32)
287 pOverflow -> 1 if the energy computation saturates
290 s = return energy of signal
301 Returns the energy of the signal
[all...] |
| /external/aac/libSBRenc/src/ |
| ton_corr.cpp | 104 The ratio between the predicted energy (tonal energy A) and the total
105 energy (A + B) is calculated. This is converted to the ratio between
106 the predicted energy (tonal energy A) and the non-predictable energy
107 (noise energy B). Hence the quota-matrix contains A/B = q/(1-q).
[all...] |
| /external/aac/libAACdec/src/ |
| conceal.cpp | 598 /* set energy level */
797 /* Energy interpolation concealment based on 3GPP */
[all...] |
| aacdec_pns.cpp | 147 acordding to the noise energy
251 * scaled in order to yield a noise energy of 1.0
268 /* Generate noise and calculate energy. */
|
| /frameworks/av/media/libstagefright/codecs/aacenc/src/ |
| sf_estim.c | 706 Word32 thresh, energy; local
719 energy = psyOutChan->sfbEnergy[i];
732 /* scfs without energy or with thresh>energy are marked with MIN_16 */
736 if ((maxSpec > 0) && (energy > thresh)) {
|
| /frameworks/av/media/libstagefright/codecs/amrwb/src/ |
| dec_gain2_amr_wb.cpp | 148 /* 4nd order quantizer energy predictor (init to -14.0 in Q10) */
201 * Find energy of code and compute:
203 * L_tmp = 1.0 / sqrt(energy of code/ L_subfr)
290 /* adjust gain according to energy of code */
376 /* adjust gain according to energy of code */
|
| synthesis_amr_wb.cpp | 216 * - Set energy of noise according to synthesis tilt.
231 /* energy of excitation */
253 /* set energy of white noise to energy of excitation */
315 /* modify energy of white noise according to synthesis tilt */
|
