| /frameworks/av/media/libstagefright/codecs/amrnb/enc/src/ |
| pitch_fr.h | 101 Word16 T0_prev_subframe; /* integer pitch lag of previous sub-frame */
109 Word16 Pitch_fr_init(Pitch_frState **st);
116 Word16 Pitch_fr_reset(Pitch_frState *st);
126 Word16 Pitch_fr( /* o : pitch period (integer) */
129 Word16 T_op[], /* i : open loop pitch lags */
130 Word16 exc[], /* i : excitation buffer */
131 Word16 xn[], /* i : target vector */
132 Word16 h[], /* i : impulse response of synthesis and
134 Word16 L_subfr, /* i : Length of subframe */
135 Word16 i_subfr, /* i : subframe offset *
[all...] |
| calc_cor.cpp | 105 scal_sig = array of input samples. (Word16)
106 L_frame = length of frame used to compute pitch(Word16)
107 lag_max = maximum lag (Word16)
108 lag_min = minimum lag (Word16)
151 Word16 scal_sig[], // i : scaled signal.
152 Word16 L_frame, // i : length of frame to compute pitch
153 Word16 lag_max, // i : maximum lag
154 Word16 lag_min, // i : minimum lag
157 Word16 i, j;
158 Word16 *p, *p1
[all...] |
| inter_36.cpp | 105 pX = pointer to input vector of type Word16
106 frac = fraction (-2..2 for 3*, -3..3 for 6*) of type Word16
107 flag3 = if set, upsampling rate = 3 (6 otherwise) of type Word16
142 Word16 i, k;
143 Word16 *x1, *x2;
144 const Word16 *c1, *c2;
194 Word16 Interpol_3or6( /* o : interpolated value */
195 Word16 *pX, /* i : input vector */
196 Word16 frac, /* i : fraction (-2..2 for 3*, -3..3 for 6*) */
197 Word16 flag3, /* i : if set, upsampling rate = 3 (6 otherwise) *
[all...] |
| prm2bits.h | 73 Word16 prm[], /* input : analysis parameters */
74 Word16 bits[] /* output: serial bits */
|
| /frameworks/av/media/libstagefright/codecs/amrnb/dec/src/ |
| d_plsf_3.cpp | 43 bfi -- Word16 -- bad frame indicator (set to 1 if a bad frame is received)
44 indice -- Pointer to type Word16 -- quantization indices of
49 lsp1_q -- Pointer to type Word16 -- quantized 1st LSP vector Q15
165 Word16 bfi, /* i : bad frame indicator (set to 1 if a */
167 Word16 * indice, /* i : quantization indices of 3 submatrices, Q0 */
168 Word16 * lsp1_q, /* o : quantized 1st LSP vector, Q15 */
172 Word16 i;
173 Word16 temp;
174 Word16 index;
176 Word16 lsf1_r[M]
[all...] |
| int_lsf.cpp | 105 lsf_old = LSF vector at the 4th SF of past frame (Word16)
106 lsf_new = LSF vector at the 4th SF of present frame (Word16)
107 i_subfr = Current subframe (equal to 0,40,80 or 120) (Word16)
108 lsf_out = interpolated LSF parameters for current subframe (Word16)
152 Word16 lsf_old[], // i : LSF vector at the 4th SF of past frame
153 Word16 lsf_new[], // i : LSF vector at the 4th SF of present frame
154 Word16 i_subfr, // i : Pointer to current sf (equal to 0,40,80 or 120)
155 Word16 lsf_out[] // o : interpolated LSF parameters for current sf
158 Word16 i;
214 Word16 lsf_old[], /* i : LSF vector at the 4th SF of past frame *
[all...] |
| ec_gains.cpp | 110 extern const Word16 qua_gain_pitch[];
111 extern const Word16 qua_gain_code[];
161 Word16 i;
199 Word16 ec_gain_code_reset(ec_gain_codeState *state)
201 Word16 i;
227 state = state of the state machine of type Word16
228 gain_code = pointer to decoded innovation gain of type Word16
265 static const Word16 cdown[7] =
271 Word16 tmp;
272 Word16 qua_ener_MR122
[all...] |
| d_gain_c.cpp | 60 index = received quantization index of type Word16
61 code[] = pointer to innovation codevector of type Word16
66 gain_code = pointer to decoded innovation gain of type Word16
179 extern const Word16 qua_gain_code[];
193 Word16 index, /* i : received quantization index */
194 Word16 code[], /* i : innovation codevector */
195 Word16 *gain_code, /* o : decoded innovation gain */
199 Word16 gcode0, exp, frac;
200 const Word16 *p;
201 Word16 qua_ener_MR122, qua_ener
[all...] |
| dec_lag3.cpp | 63 index -- Word16 -- received pitch index
64 t0_min -- Word16 -- minimum of search range
65 t0_max -- Word16 -- maximum of search range
66 i_subfr -- Word16 -- subframe flag
67 T0_prev -- Word16 -- integer pitch delay of last subframe
69 flag4 -- Word16 -- flag for encoding with 4 bits
73 T0 -- Pointer to type Word16 -- integer part of pitch lag
74 T0_frac -- Pointer to type Word16 -- fractional part of pitch lag
186 void Dec_lag3(Word16 index, /* i : received pitch index */
187 Word16 t0_min, /* i : minimum of search range *
[all...] |
| dec_lag6.cpp | 63 index -- Word16 -- received pitch index
64 pit_min -- Word16 -- minimum pitch lag
65 pit_max -- Word16 -- maximum pitch lag
66 i_subfr -- Word16 -- subframe flag
67 T0 -- Pointer to type Word16 -- integer part of pitch lag
71 T0 -- Pointer to type Word16 -- integer part of pitch lag
72 T0_frac -- Pointer to type Word16 -- fractional part of pitch lag
186 Word16 index, /* input : received pitch index */
187 Word16 pit_min, /* input : minimum pitch lag */
188 Word16 pit_max, /* input : maximum pitch lag *
[all...] |
| /hardware/qcom/audio/legacy/alsa_sound/ |
| AudioStreamInALSA.cpp | 347 memcpy(buffer, mSurroundOutputBuffer, processed_pending * sizeof(Word16));
348 buffer += processed_pending * sizeof(Word16);
354 (mSurroundOutputBufferIdx - processed_pending) * sizeof(Word16));
390 SSR_INPUT_FRAME_SIZE * sizeof(Word16), mFp_4ch);
396 (Word16 *)mSurroundInputBuffer);
402 (-read_pending) * sizeof(Word16));
408 1, SSR_OUTPUT_FRAME_SIZE * sizeof(Word16), mFp_6ch);
414 read = processed * sizeof(Word16);
647 mSurroundInputBuffer = (Word16 *) calloc(2 * SSR_INPUT_FRAME_SIZE,
648 sizeof(Word16));
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrwbenc/src/ |
| voAMRWBEnc.c | 47 static Word16 interpol_frac[NB_SUBFR] = {14746, 26214, 31457, 32767};
50 static Word16 isp_init[M] =
56 static Word16 isf_init[M] =
63 static const Word16 HP_gain[16] =
70 static Word16 synthesis(
71 Word16 Aq[], /* A(z) : quantized Az */
72 Word16 exc[], /* (i) : excitation at 12kHz */
73 Word16 Q_new, /* (i) : scaling performed on exc */
74 Word16 synth16k[], /* (o) : 16kHz synthesis signal */
79 void Reset_encoder(void *st, Word16 reset_all
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/common/include/ |
| vad2.h | 155 Word16 pre_emp_mem;
156 Word16 update_cnt;
157 Word16 hyster_cnt;
158 Word16 last_update_cnt;
159 Word16 ch_enrg_long_db[NUM_CHAN]; /* scaled as 7,8 */
165 Word16 last_normb_shift; /* last block norm shift count */
167 Word16 tsnr; /* total signal-to-noise ratio in dB (scaled as 7,8) */
168 Word16 hangover;
169 Word16 burstcount;
170 Word16 fupdate_flag; /* forced update flag from previous frame *
[all...] |
| gc_pred.h | 97 Word16 past_qua_en[4]; /* normal MA predictor memory, Q10 */
99 Word16 past_qua_en_MR122[4]; /* MA predictor memory for MR122 mode, Q10 */
108 Word16 gc_pred_reset(gc_predState *st);
131 Word16 *code, /* i : innovative codebook vector (L_SUBFR) */
133 Word16 *exp_gcode0, /* o : exponent of predicted gain factor, Q0 */
134 Word16 *frac_gcode0,/* o : fraction of predicted gain factor Q15 */
135 Word16 *exp_en, /* o : exponent of innovation energy, Q0 */
137 Word16 *frac_en, /* o : fraction of innovation energy, Q15 */
148 Word16 qua_ener_MR122, /* i : quantized energy for update, Q10 */
150 Word16 qua_ener /* i : quantized energy for update, Q10 *
[all...] |
| q_plsf.h | 116 Word16 past_rq[M]; /* Past quantized prediction error, Q15 */
125 Word16 Q_plsf_init(Q_plsfState **st);
132 Word16 Q_plsf_reset(Q_plsfState *st);
145 Word16 *lsp1, /* i : 1st LSP vector Q15 */
146 Word16 *lsp1_q, /* o : quantized 1st LSP vector Q15 */
147 Word16 *indice, /* o : quantization indices of 3 vectors Q0 */
148 Word16 *pred_init_i,/* o : init index for MA prediction in DTX mode */
154 Word16 *lsp1, /* i : 1st LSP vector, Q15 */
155 Word16 *lsp2, /* i : 2nd LSP vector, Q15 */
156 Word16 *lsp1_q, /* o : quantized 1st LSP vector, Q15 *
[all...] |
| bits2prm.h | 83 Word16 bits[], /* input : serial bits, (244 + bfi) */
84 Word16 prm[] /* output: analysis parameters, (57+1 parameters) */
|
| d_gain_p.h | 71 Word16 d_gain_pitch( /* return value: gain (Q14) */
73 Word16 index /* i : index of quantization */
|
| set_zero.h | 71 Word16 x[], /* (o) : vector to clear */
72 Word16 L /* (i) : length of vector */
|
| d_plsf.h | 102 Word16 past_r_q[M]; /* Past quantized prediction error, Q15 */
103 Word16 past_lsf_q[M]; /* Past dequantized lsfs, Q15 */
120 Word16 D_plsf_reset(D_plsfState *st);
151 Word16 bfi, /* i : bad frame indicator (set to 1 if a bad
153 Word16 *indice, /* i : quantization indices of 5 submatrices, Q0 */
154 Word16 *lsp1_q, /* o : quantized 1st LSP vector (M) Q15 */
155 Word16 *lsp2_q, /* o : quantized 2nd LSP vector (M) Q15 */
172 Word16 bfi, /* i : bad frame indicator (set to 1 if a */
174 Word16 * indice, /* i : quantization indices of 3 submatrices, Q0 */
175 Word16 * lsp1_q, /* o : quantized 1st LSP vector, Q15 *
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrnb/common/src/ |
| q_plsf.cpp | 78 Word16 Q_plsf_init(Q_plsfState **state)
110 Word16 Q_plsf_reset(Q_plsfState *state)
112 Word16 i;
|
| weight_a.cpp | 100 a = LPC coefficients (Word16)
101 fac = Spectral expansion factors (Word16)
102 a_exp = Spectral expanded LPC coefficients (Word16)
137 Word16 a[], // (i) : a[M+1] LPC coefficients (M=10)
138 const Word16 fac[], // (i) : Spectral expansion factors.
139 Word16 a_exp[] // (o) : Spectral expanded LPC coefficients
142 Word16 i;
176 Word16 a[], /* (i) : a[M+1] LPC coefficients (M=10) */
177 const Word16 fac[], /* (i) : Spectral expansion factors. */
178 Word16 a_exp[] /* (o) : Spectral expanded LPC coefficients *
[all...] |
| bits2prm.cpp | 118 static Word16 Bin2int ( // Reconstructed parameter
119 Word16 no_of_bits, // input : number of bits associated with value
120 Word16 *bitstream // output: address where bits are written
123 Word16 value, i, bit;
162 static Word16 Bin2int( /* Reconstructed parameter */
163 Word16 no_of_bits, /* input : number of bits associated with value */
164 Word16 *bitstream /* input: address where bits are read from */
167 Word16 value;
168 Word16 i;
169 Word16 single_bit
[all...] |
| vad1.cpp | 103 data -- array of type Word16 -- filter memory
104 in -- array of type Word16 -- input signal
107 data -- array of type Word16 -- filter memory
108 out -- array of type Word16 -- output values, every other
167 Word16 in[], /* i : input signal */
168 Word16 out[], /* o : output values, every other */
171 Word16 data[], /* i/o : filter memory */
175 Word16 temp0;
176 Word16 temp1;
177 Word16 temp2
[all...] |
| /frameworks/av/media/libstagefright/codecs/aacenc/src/ |
| transform.c | 397 static void shiftMdctDelayBuffer(Word16 *mdctDelayBuffer, /*! start of mdct delay buffer */
398 Word16 *timeSignal, /*! pointer to new time signal samples, interleaved */
399 Word16 chIncrement /*! number of channels */
403 Word16 *srBuf = mdctDelayBuffer;
404 Word16 *dsBuf = mdctDelayBuffer+FRAME_LEN_LONG;
438 static Word16 getScalefactorOfShortVectorStride(const Word16 *vector, /*!< Pointer to input vector */
439 Word16 len, /*!< Length of input vector */
440 Word16 stride) /*!< Stride of input vector */
442 Word16 maxVal = 0
[all...] |
| /frameworks/av/media/libstagefright/codecs/amrwbenc/inc/ |
| lag_wind.tab | 47 static Word16 volag_h[M] = {
65 static Word16 volag_l[M] = {
|
