| /frameworks/base/media/libeffects/lvm/lib/Bundle/src/ |
| LVM_Tables.c | 36 {HPF_Fs22050_Gain1_A1, /* Gain setting 1 */
40 {HPF_Fs22050_Gain2_A1, /* Gain setting 2 */
44 {HPF_Fs22050_Gain3_A1, /* Gain setting 3 */
48 {HPF_Fs22050_Gain4_A1, /* Gain setting 4 */
52 {HPF_Fs22050_Gain5_A1, /* Gain setting 5 */
56 {HPF_Fs22050_Gain6_A1, /* Gain setting 6 */
60 {HPF_Fs22050_Gain7_A1, /* Gain setting 7 */
64 {HPF_Fs22050_Gain8_A1, /* Gain setting 8 */
68 {HPF_Fs22050_Gain9_A1, /* Gain setting 9 */
72 {HPF_Fs22050_Gain10_A1, /* Gain setting 10 *
[all...] |
| LVM_Coeffs.h | 34 /* Gain = 1.000000 dB */
41 /* Gain = 2.000000 dB */
48 /* Gain = 3.000000 dB */
55 /* Gain = 4.000000 dB */
62 /* Gain = 5.000000 dB */
69 /* Gain = 6.000000 dB */
76 /* Gain = 7.000000 dB */
83 /* Gain = 8.000000 dB */
90 /* Gain = 9.000000 dB */
97 /* Gain = 10.000000 dB *
[all...] |
| /frameworks/base/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...] |
| /frameworks/base/media/libeffects/lvm/lib/StereoWidening/src/ |
| LVCS_Tables.h | 85 /* Gain 100% effect */
86 /* Gain 0% effect */
88 /* The Compression gain is represented by a Q1.15 number to give a range of 0dB */
91 /* 5461 is 1dB compression gain */
92 /* 10923 is 2dB compression gain */
93 /* 32767 is 6dB compression gain */
95 /* The Gain is represented as a Q3.13 number to give a range of +8 to -infinity */
98 /* 32767 is +18dB (x8) gain */
99 /* 4096 is 0dB gain */
100 /* 1024 is -12dB gain */
[all...] |
| LVCS_Process.c | 39 /* ----->| Stereo |->| Reverb |->| Equ |->| Alpha |-->| + |-| Gain |----> */
48 /* their gain to give a near peak to peak output (-0.1dBFS) with a worst case */
50 /* the gain block folloing the sum. */
200 LVM_INT16 Gain = pInstance->VolCorrect.CompMin;
204 Gain = (LVM_INT16)( pInstance->VolCorrect.CompMin
210 NonLinComp_D16(Gain, /* Compressor gain setting */
222 /* Large changes in Gain can cause clicks in output
223 Split data into small blocks and use interpolated gain values */
225 GainStep = (LVM_INT16)(((Gain-pInstance->CompressGain) * LVCS_COMPGAINFRAME)/NumSamples)
[all...] |
| LVCS_BypassMix.c | 46 /* The overall gain of the processed path is set by the gains in the individual */
47 /* processing blocks and by the effect level gain. */
49 /* The unprocessed path must have matching gain for the processed path to ensure */
53 /* The overall gain is corrected by a combination of a shift with saturation and a */
55 /* and also corrects for any excess gain in the shift. */
73 LVM_UINT32 Gain;
81 * Set the transition gain
97 * Calculate the output gain table offset
103 * Setup the mixer gain for the processed path
105 Gain = (LVM_UINT32)(pOutputGainTable[Offset].Loss * pInstance->TransitionGain)
[all...] |
| LVCS_BypassMix.h | 46 LVM_UINT16 Output_Shift; /* Correcting gain output shift */
51 /* Output gain type */
54 /* Output gain settings, Gain = (Loss/32768) * 2^Shift */
|
| /external/webrtc/src/modules/audio_processing/agc/main/matlab/ |
| getGains.m | 4 % viewing the gain plots.
5 % MaxGain: Max gain in dB
6 % MinGain: Min gain at overload (0 dBov) in dB
7 % CompRatio: Compression ratio, essentially determines the slope of the gain
9 % Knee: The smoothness of the transition to max gain (smaller is smoother)
30 subplot(121); plot(in, out); axis([-60, 0, -5, 30]); grid on; xlabel('Input (dB)'); ylabel('Gain (dB)');
|
| /external/webkit/Source/WebCore/platform/audio/ |
| AudioBus.cpp | 234 // We don't want to suddenly change the gain from mixing one time slice to the next,
235 // so we "de-zipper" by slowly changing the gain each sample-frame until we've achieved the target gain.
238 // FIXME: Need fast path here when gain has converged on targetGain. In this case, de-zippering is no longer needed.
241 // Take master bus gain into account as well as the targetGain.
245 double gain = m_isFirstTime ? totalDesiredGain : *lastMixGain; local
268 *destinationL++ += static_cast<float>(gain * sampleL);
269 *destinationR++ += static_cast<float>(gain * sampleR);
271 // Slowly change gain to desired gain
[all...] |
| Cone.cpp | 45 double ConeEffect::gain(FloatPoint3D sourcePosition, FloatPoint3D sourceOrientation, FloatPoint3D listenerPosition) function in class:WebCore::ConeEffect
48 return 1.0; // no cone specified - unity gain
65 double gain = 1.0; local
69 gain = 1.0;
72 gain = m_outerGain;
77 gain = (1.0 - x) + m_outerGain * x;
80 return gain;
|
| /frameworks/base/media/libeffects/lvm/lib/Common/src/ |
| NonLinComp_D16.c | 42 /* Gain (fractional) Gain (integer) Compression Pk-Pk THD */
52 /* Gain - compression control parameter */
64 void NonLinComp_D16(LVM_INT16 Gain,
91 * gain factor
98 Sample = (LVM_INT16)(Sample + ((Gain * (Sample - Temp)) >> 15));
102 Sample = (LVM_INT16)(Sample + ((Gain * (Sample + Temp)) >> 15));
|
| LVC_Mixer_Init.c | 31 /* integer part of TargetGain and fractional gain values "Target" and */
35 /* Therefore integer gain of 4 is provided by Left Shift of 2 and */
36 /* fraction gain is provided through Current=0.475 and Target=0.625 */
59 while(MaxGain>0){ // Update Shift required to provide integer gain
63 pInstance->Target=TargetGain<<(16-Shift); // Update fractional gain Target
64 pInstance->Current=CurrentGain<<(16-Shift); // Update fractional gain Current
|
| LVC_Mixer_Private.h | 32 LVM_INT32 Target; /* 32 bit number specifying fractional value of Target Gain */
33 LVM_INT32 Current; /* 32 bit number specifying fractional valude of Current Gain */
34 LVM_INT32 Shift; /* Left Shift for Integer part of Gain */
35 LVM_INT32 Delta; /* 32 bit number specifying the fractional value of Delta Gain */
74 /* Gain values should not be more that 1.0 */
87 /* Gain values should not be more that 1.0 */
|
| LVC_Mixer_SetTarget.c | 31 /* integer part of TargetGain and fractional gain values "Target" and */
35 /* Therefore integer gain of 4 is provided by Left Shift of 2 and */
36 /* fraction gain is provided through Current=0.475 and Target=0.625 */
59 while(MaxGain>0){ // Update Shift required to provide integer gain
63 pInstance->Target=TargetGain<<(16-Shift); // Update fractional gain Target
64 pInstance->Current=CurrentGain<<(16-Shift); // Update fractional gain Current
|
| AGC_MIX_VOL_2St1Mon_D32_WRA.c | 51 /* | Gain | |___| | Gain | | */
55 /* |-------------------------------| AGC Gain |<--| Peak |<--| */
90 LVM_INT16 AGC_Mult; /* Short AGC gain */
97 LVM_INT32 AGC_Gain = pInstance->AGC_Gain; /* Get the current AGC gain */
98 LVM_INT32 AGC_MaxGain = pInstance->AGC_MaxGain; /* Get maximum AGC gain */
118 AGC_Mult = (LVM_INT16)(AGC_Gain >> 16); /* Get the short AGC gain */
119 Vol_Mult = (LVM_INT16)(Vol_Current >> 16); /* Get the short volume gain */
131 * Apply the AGC gain to the mono input and mix with the stereo signal
154 * Update the AGC gain
[all...] |
| /external/qemu/distrib/sdl-1.2.12/src/events/ |
| SDL_active.c | 52 int SDL_PrivateAppActive(Uint8 gain, Uint8 state)
58 if ( gain ) {
78 event.active.gain = gain;
87 if ( (state & SDL_APPINPUTFOCUS) && !gain ) {
|
| /frameworks/base/media/libstagefright/codecs/aacenc/src/ |
| quantize.c | 53 * quaSpectrum = mdctSpectrum^3/4*2^(-(3/16)*gain)
56 static Word16 quantizeSingleLine(const Word16 gain, const Word32 absSpectrum)
67 /* calculate the final fractional exponent times 16 (was 3*(4*e + gain) + (INT_BITS-1)*16) */
68 minusFinalExp = (e << 2) + gain;
99 * quaSpectrum = mdctSpectrum^3/4*2^(-(3/16)*gain)
100 * input: global gain, number of lines to process, spectral data
104 static void quantizeLines(const Word16 gain,
110 Word32 m = gain&3;
111 Word32 g = (gain >> 2) + 4;
114 /* gain&3 *
[all...] |
| /frameworks/base/media/libstagefright/codecs/amrnb/common/include/ |
| d_gain_p.h | 39 * Purpose : Decodes the pitch gain using the received index.
63 * Purpose : Decodes the pitch gain using the received index.
64 * Description : In case of no frame erasure, the gain is obtained
66 * otherwise, a downscaled past gain is used.
67 * Returns : Quantized pitch gain
71 Word16 d_gain_pitch( /* return value: gain (Q14) */
|
| /external/sonivox/arm-fm-22k/lib_src/ |
| eas_fmengine.h | 56 /* LFO modulation to gain control */
67 EAS_U16 gain; /* current internal gain */ member in struct:__anon11133
68 EAS_U16 outputGain; /* current output gain */
78 EAS_U16 gainLeft; /* left gain multiplier */
79 EAS_U16 gainRight; /* right gain multiplier */
87 EAS_U16 gain[4]; /* initial operator gain value */ member in struct:__anon11135
88 EAS_U16 outputGain[4]; /* initial operator output gain value */
89 EAS_U16 voiceGain; /* initial voice gain */
99 EAS_U16 gain[4]; \/* new operator gain value *\/ member in struct:__anon11136
[all...] |
| /external/sonivox/arm-hybrid-22k/lib_src/ |
| eas_fmengine.h | 56 /* LFO modulation to gain control */
67 EAS_U16 gain; /* current internal gain */ member in struct:__anon11183
68 EAS_U16 outputGain; /* current output gain */
78 EAS_U16 gainLeft; /* left gain multiplier */
79 EAS_U16 gainRight; /* right gain multiplier */
87 EAS_U16 gain[4]; /* initial operator gain value */ member in struct:__anon11185
88 EAS_U16 outputGain[4]; /* initial operator output gain value */
89 EAS_U16 voiceGain; /* initial voice gain */
99 EAS_U16 gain[4]; \/* new operator gain value *\/ member in struct:__anon11186
[all...] |
| /external/speex/include/speex/ |
| speex_preprocess.h | 7 * gain control (AGC) and voice activity detection (VAD).
42 * gain control (AGC) and voice activity detection (VAD).
103 /** Set preprocessor Automatic Gain Control state */
105 /** Get preprocessor Automatic Gain Control state */
113 /** Set preprocessor Automatic Gain Control level (float) */
115 /** Get preprocessor Automatic Gain Control level (float) */
163 /** Set maximal gain increase in dB/second (int32) */
166 /** Get maximal gain increase in dB/second (int32) */
169 /** Set maximal gain decrease in dB/second (int32) */
172 /** Get maximal gain decrease in dB/second (int32) *
[all...] |
| /frameworks/base/media/libeffects/lvm/lib/Bass/src/ |
| LVDBE_Tables.h | 62 /* Gain for use without the high pass filter */
65 /* Gain for use with the high pass filter */
70 /* Volume control gain and time constant tables */
|
| /frameworks/base/media/libeffects/lvm/lib/Common/lib/ |
| AGC.h | 43 LVM_INT32 AGC_Gain; /* The current AGC gain */
44 LVM_INT32 AGC_MaxGain; /* The maximum AGC gain */
50 LVM_INT16 AGC_GainShift; /* The gain shift */
|
| CompLim.h | 47 LVM_INT16 Shift; /* Shift gain */
56 LVM_INT16 SoftClipGain; /* Soft clip gain control */
70 void NonLinComp_D16(LVM_INT16 Gain,
|
