Searched defs:exc (Results 1 - 21 of 21) sorted by relevance

/frameworks/av/media/libstagefright/codecs/amrwb/src/
H A Dvoice_factor.cpp47 int16 exc[], (i) Q_exc : pitch excitation
48 int16 Q_exc, (i) : exc format
119 int16 exc[], /* (i) Q_exc : pitch excitation */
120 int16 Q_exc, /* (i) : exc format */
130 ener1 = extract_h(Dot_product12(exc, exc, L_subfr, &exp1));
118 voice_factor( int16 exc[], int16 Q_exc, int16 gain_pit, int16 code[], int16 gain_code, int16 L_subfr ) argument
H A Dpred_lt4.cpp58 On return exc[0..L_subfr-1] contains the interpolated signal
163 int16 exc[], /* in/out: excitation buffer */
174 pt_exc = &exc[-T0];
234 exc[(j<<2)] = (int16)(L_sum1 >> 14);
235 exc[(j<<2)+1] = (int16)(L_sum2 >> 14);
236 exc[(j<<2)+2] = (int16)(L_sum3 >> 14);
237 exc[(j<<2)+3] = (int16)(L_sum4 >> 14);
260 exc[(j<<2)] = (int16)((L_sum1) >> 14);
162 Pred_lt4( int16 exc[], int16 T0, int16 frac, int16 L_subfr ) argument
H A Dwb_syn_filt.cpp62 int16 exc[], (i) Qnew: excitation (exc[i] >> Qnew)
63 int16 Qnew, (i) : exc scaling = 0(min) to 8(max)
228 int16 exc[], /* (i) Qnew: excitation (exc[i] >> Qnew) */
229 int16 Qnew, /* (i) : exc scaling = 0(min) to 8(max) */
276 L_tmp1 += (int32)exc[(i<<1)] << a0;
293 L_tmp3 += (int32)exc[(i<<1)+1] << a0;
225 Syn_filt_32( int16 a[], int16 m, int16 exc[], int16 Qnew, int16 sig_hi[], int16 sig_lo[], int16 lg ) argument
H A Dsynthesis_amr_wb.cpp48 int16 exc[], (i) : excitation at 12kHz
49 int16 Q_new, (i) : scaling performed on exc
138 int16 exc[], /* (i) : excitation at 12kHz */
139 int16 Q_new, /* (i) : scaling performed on exc */
186 Syn_filt_32(Aq, M, exc, Q_new, synth_hi + M, synth_lo + M, L_SUBFR);
233 pt_tmp = exc;
250 ener = extract_h(Dot_product12(exc, exc, L_SUBFR, &exp_ener));
136 synthesis_amr_wb( int16 Aq[], int16 exc[], int16 Q_new, int16 synth16k[], int16 prms, int16 HfIsf[], int16 nb_bits, int16 newDTXState, Decoder_State * st, int16 bfi, int16 *ScratchMem ) argument
H A Ddtx_decoder_amr_wb.cpp464 int16 exc[])
485 L_frame_en = mac_16by16_to_int32(L_frame_en, exc[i], exc[i]);
461 dtx_dec_amr_wb_activity_update( dtx_decState * st, int16 isf[], int16 exc[]) argument
H A Dpvamrwbdecoder.cpp314 int16 *exc; local
485 exc = old_exc + PIT_MAX + L_INTERPOL;
676 Pred_lt4(&exc[i_subfr], T0, T0_frac, L_SUBFR + 1);
702 L_tmp = ((int32) exc[i-1+i_subfr] + exc[i+1+i_subfr]);
704 L_tmp += ((int32) exc[i+i_subfr] * 20972);
708 pv_memcpy((void *)&exc[i_subfr], (void *)code, L_SUBFR*sizeof(*code));
873 scale_signal(exc + i_subfr - (PIT_MAX + L_INTERPOL),
905 exc2[i] = (exc[i_subfr + i] + (0x0004 * (exc[i_subf
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/frameworks/av/media/libstagefright/codecs/amrwbenc/src/
H A Dpred_lt4.c22 * on return exc[0..L_subr-1] contains the interpolated signal *
52 Word16 exc[], /* in/out: excitation buffer */
63 x = exc - T0;
112 exc[j] = extract_h(L_add(L_sum, 0x8000));
51 Pred_lt4( Word16 exc[], Word16 T0, Word16 frac, Word16 L_subfr ) argument
H A Dvoicefac.c29 Word16 exc[], /* (i) Q_exc : pitch excitation */
30 Word16 Q_exc, /* (i) : exc format */
41 ener1 = extract_h(Dot_product12_asm(exc, exc, L_subfr, &exp1));
43 ener1 = extract_h(Dot_product12(exc, exc, L_subfr, &exp1));
28 voice_factor( Word16 exc[], Word16 Q_exc, Word16 gain_pit, Word16 code[], Word16 gain_code, Word16 L_subfr ) argument
H A Dsyn_filt.c90 Word16 exc[], /* (i) Qnew: excitation (exc[i] >> Qnew) */
91 Word16 Qnew, /* (i) : exc scaling = 0(min) to 8(max) */
146 L_tmp += vo_L_mult(exc[i], a0);
87 Syn_filt_32( Word16 a[], Word16 m, Word16 exc[], Word16 Qnew, Word16 sig_hi[], Word16 sig_lo[], Word16 lg ) argument
H A Dpitch_f4.c40 Word16 exc[], /* (i) : excitation buffer */
50 Word16 exc[], /* (i) : excitation buffer */
67 Word16 exc[], /* (i) : excitation buffer */
92 Norm_corr_asm(exc, xn, h, L_subfr, t_min, t_max, corr);
94 Norm_Corr(exc, xn, h, L_subfr, t_min, t_max, corr);
164 Word16 exc[], /* (i) : excitation buffer */
182 Convolve_asm(&exc[k], h, excf, 64);
184 Convolve(&exc[k], h, excf, 64);
258 tmp = exc[k];
66 Pitch_fr4( Word16 exc[], Word16 xn[], Word16 h[], Word16 t0_min, Word16 t0_max, Word16 * pit_frac, Word16 i_subfr, Word16 t0_fr2, Word16 t0_fr1, Word16 L_subfr ) argument
163 Norm_Corr( Word16 exc[], Word16 xn[], Word16 h[], Word16 L_subfr, Word16 t_min, Word16 t_max, Word16 corr_norm[]) argument
H A DvoAMRWBEnc.c74 Word16 exc[], /* (i) : excitation at 12kHz */
75 Word16 Q_new, /* (i) : scaling performed on exc */
172 Word16 *exc; local
240 exc = old_exc + PIT_MAX + L_INTERPOL;
548 Residu_opt(&A[3 * (M + 1)], speech, exc, L_FRAME);
550 Residu(&A[3 * (M + 1)], speech, exc, L_FRAME);
555 exc2[i] = shr(exc[i], Q_new);
661 Residu_opt(p_Aq, &speech[i_subfr], &exc[i_subfr], L_SUBFR);
663 Residu(p_Aq, &speech[i_subfr], &exc[i_subfr], L_SUBFR);
673 exc2[i] = exc[
1335 synthesis( Word16 Aq[], Word16 exc[], Word16 Q_new, Word16 synth16k[], Coder_State * st ) argument
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/frameworks/av/media/libstagefright/codecs/amrnb/enc/src/
H A Dspreproc.cpp115 exc -- Word16 array -- long term prediction residual
183 Word16 exc[], /* o : long term prediction residual */
223 memcpy(exc, res2, L_SUBFR*sizeof(Word16));
225 Syn_filt(Aq, exc, error, L_SUBFR, mem_err, 0);
171 subframePreProc( enum Mode mode, const Word16 gamma1[], const Word16 gamma1_12k2[], const Word16 gamma2[], Word16 *A, Word16 *Aq, Word16 *speech, Word16 *mem_err, Word16 *mem_w0, Word16 *zero, Word16 ai_zero[], Word16 exc[], Word16 h1[], Word16 xn[], Word16 res2[], Word16 error[] ) argument
H A Dspstproc.cpp118 exc -- Pointer to Word16 -- long term prediction residual
187 Word16 *exc, /* o : long term prediction residual */
233 * - find synthesis speech corresponding to exc[] *
239 p_exc = &exc[ i_subfr];
244 /* exc[i] = gain_pit*exc[i] + gain_code*code[i]; */
249 * exc Q0 Q0
261 * result -> exc Q0 Q0
276 &exc[i_subfr],
172 subframePostProc( Word16 *speech, enum Mode mode, Word16 i_subfr, Word16 gain_pit, Word16 gain_code, Word16 *Aq, Word16 synth[], Word16 xn[], Word16 code[], Word16 y1[], Word16 y2[], Word16 *mem_syn, Word16 *mem_err, Word16 *mem_w0, Word16 *exc, Word16 *sharp, Flag *pOverflow ) argument
H A Dcalc_en.cpp94 exc = LTP excitation (unfiltered), buffer type Word16
125 frac_en[1]*2^exp_en[1] = <exc exc> LTP residual energy
126 frac_en[2]*2^exp_en[2] = <exc code> LTP/CB innovation dot product
128 (lres = res - gain_pit*exc)
147 Word16 exc[], // i : LTP excitation (unfiltered), Q0
181 s = L_mac((Word32) 0, exc[0], exc[0]);
183 s = L_mac(s, exc[i], exc[
264 calc_unfilt_energies( Word16 res[], Word16 exc[], Word16 code[], Word16 gain_pit, Word16 L_subfr, Word16 frac_en[], Word16 exp_en[], Word16 *ltpg, Flag *pOverflow ) argument
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H A Dcl_ltp.cpp446 exc = pointer to excitation vector (Word16)
454 exc = pointer to excitation vector (Word16)
500 Word16 *exc, // i/o : Excitation vector Q0
524 mode, T_op, exc, xn, h1,
533 * - find filtered pitch exc. y1[]=exc[] convolve with h1[]) *
539 Pred_lt_3or6(exc, *T0, *T0_frac, L_SUBFR, resu3);
541 Convolve(exc, h1, y1, L_SUBFR);
588 L_temp = L_mult(exc[i], *gain_pit);
626 Word16 *exc, /*
619 cl_ltp( clLtpState *clSt, tonStabState *tonSt, enum Mode mode, Word16 frameOffset, Word16 T_op[], Word16 *h1, Word16 *exc, Word16 res2[], Word16 xn[], Word16 lsp_flag, Word16 xn2[], Word16 yl[], Word16 *T0, Word16 *T0_frac, Word16 *gain_pit, Word16 g_coeff[], Word16 **anap, Word16 *gp_limit, Flag *pOverflow ) argument
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H A Dcod_amr.h143 Word16 *exc; member in struct:__anon520
H A Dgain_q.cpp387 exc -- Word16 array -- LTP excitation (unfiltered), Q0
471 Word16 exc[], /* i : LTP excitation (unfiltered), Q0 */
695 exc,
467 gainQuant( gainQuantState *st, enum Mode mode, Word16 res[], Word16 exc[], Word16 code[], Word16 xn[], Word16 xn2[], Word16 y1[], Word16 Y2[], Word16 g_coeff[], Word16 even_subframe, Word16 gp_limit, Word16 *sf0_gain_pit, Word16 *sf0_gain_cod, Word16 *gain_pit, Word16 *gain_cod, Word16 **anap, Flag *pOverflow ) argument
H A Dqgain795.cpp434 frac_en[1]*2^exp_en[1] = <exc exc> // LTP residual energy
435 frac_en[2]*2^exp_en[2] = <exc code> // LTP/CB innovation dot product
725 exc -- Word16 array -- LTP excitation (unfiltered), Q0
811 Word16 exc[], /* i : LTP excitation (unfiltered), Q0 */
872 calc_unfilt_energies(res, exc, code, *gain_pit, L_subfr,
808 MR795_gain_quant( GainAdaptState *adapt_st, Word16 res[], Word16 exc[], Word16 code[], Word16 frac_coeff[], Word16 exp_coeff[], Word16 exp_code_en, Word16 frac_code_en, Word16 exp_gcode0, Word16 frac_gcode0, Word16 L_subfr, Word16 cod_gain_frac, Word16 cod_gain_exp, Word16 gp_limit, Word16 *gain_pit, Word16 *gain_cod, Word16 *qua_ener_MR122, Word16 *qua_ener, Word16 **anap, Flag *pOverflow ) argument
H A Dpitch_fr.cpp156 exc[] = pointer to buffer of type Word16
206 static void Norm_Corr (Word16 exc[], Word16 xn[], Word16 h[], Word16 L_subfr,
221 Convolve (&exc[k], h, excf, L_subfr);
279 s = L_mult (exc[k], h[j]);
283 s_excf[0] = shr (exc[k], scaling);
312 static void Norm_Corr(Word16 exc[], argument
345 Convolve(&exc[k], h, excf, L_subfr);
415 temp = exc[k];
1059 exc[] = pointer to excitation buffer of type Word16
1113 Word16 exc[], //
1363 Pitch_fr( Pitch_frState *st, enum Mode mode, Word16 T_op[], Word16 exc[], Word16 xn[], Word16 h[], Word16 L_subfr, Word16 i_subfr, Word16 *pit_frac, Word16 *resu3, Word16 *ana_index, Flag *pOverflow ) argument
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/frameworks/av/media/libstagefright/codecs/amrnb/common/src/
H A Dpred_lt.cpp138 exc = buffer containing the excitation (Word16)
151 exc buffer contains the newly formed adaptive codebook excitation
168 On return exc[0..L_subfr-1] contains the interpolated signal
185 Word16 exc[], // in/out: excitation buffer
197 pX0 = &exc[-T0];
225 exc[j] = pv_round (s);
255 Word16 exc[], /* in/out: excitation buffer */
281 pX0 = &(exc[-T0]);
317 p_exc = exc;
254 Pred_lt_3or6( Word16 exc[], Word16 T0, Word16 frac, Word16 L_subfr, Word16 flag3, Flag *pOverflow ) argument
/frameworks/av/media/libstagefright/codecs/amrnb/dec/src/
H A Ddec_amr.h118 Word16 *exc; member in struct:Decoder_amrState

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