| /frameworks/av/media/libstagefright/codecs/amrnb/dec/src/ |
| d_gain_p.cpp | 64 Word16 gain -- (Q14)
76 Purpose : Decodes the pitch gain using the received index.
176 Word16 d_gain_pitch( /* return value: gain (Q14) */
181 Word16 gain; local
183 gain = qua_gain_pitch[index];
188 gain &= 0xFFFC;
191 return gain;
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| agc.cpp | 607 st->past_gain = gain
625 sig_out[n] = sig_out[n] * gain[n]
626 gain[n] = agc_fac * gain[n-1] + (1 - agc_fac) g_in/g_out
628 where: gain[n] = gain at the nth sample given by
654 Word16 gain_in, gain_out, g0, gain;
696 // compute gain[n] = agc_fac * gain[n-1]
698 // sig_out[n] = gain[n] * sig_out[n
753 Word16 gain; local
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| /external/webrtc/webrtc/modules/audio_coding/codecs/ilbc/ |
| gain_dequant.c | 23 * decoder for quantized gains in the gain-shape coding of
28 /* (o) quantized gain value (Q14) */
30 int16_t maxIn, /* (i) maximum of unquantized gain (Q14) */
34 const int16_t *gain; local
42 gain = WebRtcIlbcfix_kGain[stage];
44 return (int16_t)((scale * gain[index] + 8192) >> 14);
|
| cb_construct.c | 30 int16_t *gain_index, /* (i) Gain quantization indices */
36 int16_t gain[CB_NSTAGES]; local
44 /* gain de-quantization */
46 gain[0] = WebRtcIlbcfix_GainDequant(gain_index[0], 16384, 0);
47 gain[1] = WebRtcIlbcfix_GainDequant(gain_index[1], gain[0], 1);
48 gain[2] = WebRtcIlbcfix_GainDequant(gain_index[2], gain[1], 2);
57 gainPtr = &gain[0];
|
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| g_pitch.c | 20 * Description:Compute the gain of pitch. Result in Q12 *
21 * if(gain < 0) gain = 0 *
22 * if(gain > 1.2) gain = 1.2 *
29 Word16 G_pitch( /* (o) Q14 : Gain of pitch lag saturated to 1.2 */
32 Word16 g_coeff[], /* : Correlations need for gain quantization. */
37 Word16 xy, yy, exp_xy, exp_yy, gain; local
56 /* If (xy < 0) gain = 0 */
60 /* compute gain = xy/yy *
[all...] |
| gpclip.c | 20 * Description:To avoid unstable synthesis on frame erasure, the gain *
21 * need to be limited(gain pitch < 1.0) when the following *
38 Word16 mem[] /* (o) : memory of gain of pitch clipping algorithm */
47 Word16 mem[] /* (i/o) : memory of gain of pitch clipping algorithm */
60 Word16 mem[] /* (i/o) : memory of gain of pitch clipping algorithm */
90 Word16 gain_pit, /* (i) Q14 : gain of quantized pitch */
91 Word16 mem[] /* (i/o) : memory of gain of pitch clipping algorithm */
94 Word16 gain; local
99 gain = extract_h(L_tmp);
101 if(gain < GAIN_PIT_MIN
[all...] |
| /external/libopus/silk/fixed/ |
| process_gains_FIX.c | 44 opus_int32 s_Q16, InvMaxSqrVal_Q16, gain, gain_squared, ResNrg, ResNrgPart, quant_offset_Q10; local
46 /* Gain reduction when LTP coding gain is high */
73 gain = psEncCtrl->Gains_Q16[ k ];
74 gain_squared = silk_ADD_SAT32( ResNrgPart, silk_SMMUL( gain, gain ) );
77 gain_squared = silk_SMLAWW( silk_LSHIFT( ResNrgPart, 16 ), gain, gain );
79 gain = silk_SQRT_APPROX( gain_squared ); /* Q8 */
80 gain = silk_min( gain, silk_int32_MAX >> 8 )
[all...] |
| /external/libopus/silk/float/ |
| process_gains_FLP.c | 45 silk_float s, InvMaxSqrVal, gain, quant_offset; local
47 /* Gain reduction when LTP coding gain is high */
60 gain = psEncCtrl->Gains[ k ];
61 gain = ( silk_float )sqrt( gain * gain + psEncCtrl->ResNrg[ k ] * InvMaxSqrVal );
62 psEncCtrl->Gains[ k ] = silk_min_float( gain, 32767.0f );
70 /* Save unquantized gains and gain Index */
83 /* Set quantizer offset for voiced signals. Larger offset when LTP coding gain is low or tilt is high (ie low-pass) *
[all...] |
| /external/aac/libAACdec/src/ |
| ldfiltbank.cpp | 175 FIXP_DBL gain = (FIXP_DBL)0; local
190 imdct_gain(&gain, &scale, N);
194 if (gain != (FIXP_DBL)0) {
195 scaleValuesWithFactor(mdctData, gain, N, scale);
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| /external/aac/libSBRenc/src/ |
| resampler.h | 110 FIXP_DBL gain; /*! overall gain factor */ member in struct:__anon7003
|
| /external/skia/bench/ |
| MatrixConvolutionBench.cpp | 24 SkScalar gain = 0.3f, bias = SkIntToScalar(100); local
26 fFilter = SkMatrixConvolutionImageFilter::Create(kernelSize, kernel, gain, bias, kernelOffset, tileMode, convolveAlpha);
|
| /external/sonivox/arm-wt-22k/lib_src/ |
| eas_mixer.c | 137 EAS_U16 gain; local
141 /* calculate the gain multiplier */
149 gain = 32767;
151 gain = (EAS_U16) temp;
154 gain = (EAS_U16) pEASData->masterGain;
156 gain = (EAS_U16) pEASData->masterGain;
159 /* Not using all the gain bits for now
164 gain = gain >> 5;
166 gain = gain >> 4
[all...] |
| eas_wt_IPC_frame.h | 74 EAS_I16 gainLeft; /* left channel gain */
75 EAS_I16 gainRight; /* right channel gain */
78 EAS_I16 gain; /* current voice gain */ member in struct:s_wt_config_tag
|
| ARM-E_voice_gain_gnu.s | 59 gain .req r8
label
137 LDR gain, [pWTFrame, #m_prevGain]
138 MOV gain, gain, LSL #(NUM_MIXER_GUARD_BITS + 4)
141 SUB gainIncrement, gainIncrement, gain
149 ADD gain, gain, gainIncrement @ gain step to eliminate zipper noise
150 SMULWB tmp0, gain, tmp0 @ sample * local gain
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| g_code.cpp | 107 pOverflow -> 1 if the innovative gain calculation resulted in overflow
110 gain = Gain of Innovation code (Word16)
121 This function computes the innovative codebook gain.
123 The innovative codebook gain is given by
142 Word16 G_code ( // out : Gain of innovation code
148 Word16 xy, yy, exp_xy, exp_yy, gain;
173 // If (xy < 0) gain = 0
188 // compute gain = xy/yy
191 gain = div_s (xy, yy)
236 Word16 xy, yy, exp_xy, exp_yy, gain; local
[all...] |
| g_pitch.cpp | 118 g_coeff = pointer to buffer of correlations needed for gain quantization
128 gain = ratio of dot products.(Word16)
139 This function computes the pitch (adaptive codebook) gain. The adaptive
140 codebook gain is given by
148 The gain is limited to the range [0,1.2] (=0..19661 Q14)
163 Word16 G_pitch ( // o : Gain of pitch lag saturated to 1.2
167 Word16 g_coeff[], // i : Correlations need for gain quantization
172 Word16 xy, yy, exp_xy, exp_yy, gain;
244 // If (xy < 4) gain = 0
251 // compute gain = xy/y
313 Word16 gain; local
[all...] |
| /frameworks/base/media/java/android/media/ |
| AudioDevicePortConfig.java | 30 int format, AudioGainConfig gain) {
31 super((AudioPort)devicePort, samplingRate, channelMask, format, gain);
36 config.gain());
|
| AudioPortConfig.java | 45 static final int GAIN = 0x8;
49 AudioGainConfig gain) {
54 mGain = gain;
87 * The gain configuration if this port supports gain control, null otherwise
90 public AudioGainConfig gain() { method in class:AudioPortConfig
|
| /external/skia/gm/ |
| matrixconvolution.cpp | 59 SkScalar gain = 0.3f, bias = SkIntToScalar(100); local
64 gain,
|
| imagefiltersgraph.cpp | 200 SkScalar gain = 1.0f, bias = SkIntToScalar(0); variable
207 gain,
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| /external/webrtc/webrtc/modules/audio_processing/agc/ |
| agc_unittest.cc | 33 // The tested values depend on this assumed gain.
52 // A gain of <= -100 will zero out the signal.
64 float gain = Db2Linear(gain_db); local
66 gain = 0;
73 ApplyGainLinear(gain, &frame);
|
| /external/opencv3/modules/video/include/opencv2/video/ |
| tracking.hpp | 373 CV_PROP_RW Mat gain; //!< Kalman gain matrix (K(k)): K(k)=P'(k)*Ht*inv(H*P'(k)*Ht+R) member in class:cv::KalmanFilter
|
| /external/skia/src/gpu/effects/ |
| GrMatrixConvolutionEffect.h | 25 SkScalar gain,
30 return new GrMatrixConvolutionEffect(texture, bounds, kernelSize, kernel, gain, bias,
37 SkScalar gain,
49 float gain() const { return fGain; } function in class:GrMatrixConvolutionEffect
61 SkScalar gain,
|
| /external/webrtc/webrtc/modules/audio_processing/agc/legacy/ |
| digital_agc.h | 43 int32_t gain; member in struct:__anon27858
|
| /frameworks/av/media/libeffects/testlibs/ |
| AudioEqualizer.h | 30 // shelf, where each band has frequency and gain controls, and the peaking
36 // Gain in millibel.
37 int32_t gain; member in struct:android::AudioEqualizer::BandConfig
93 // gain: 0
105 // Sets gain value. Actual change will only take place upon commit().
107 // band The band to set the gain for.
108 // millibel Gain value in millibel (1/100 of decibel).
111 // Gets gain of a certain band. This is always the last value set (or
113 // band The band to get the gain for.
114 // returns Gain value in millibel (1/100 of decibel)
[all...] |
