Searched refs:lsp (Results 1 - 20 of 20) sorted by relevance

/frameworks/av/media/libstagefright/codecs/amrnb/common/src/
H A Dlsp_az.cpp135 lsp = pointer to the buffer containing the line spectral pairs (LSP)
166 F1(z) = product ( 1 - 2 lsp[i] z^-1 + z^-2 )
168 F2(z) = product ( 1 - 2 lsp[i] z^-1 + z^-2 )
171 where lsp[] is the LSP vector in the cosine domain.
176 b = -2.0 * lsp[0]
179 b = -2.0 * lsp[2*i-2];
197 static void Get_lsp_pol (Word16 *lsp, Word32 *f)
205 *f = L_msu ((Word32) 0, *lsp, 512); // f[1] = -2.0 * lsp[0];
207 lsp
252 Get_lsp_pol( Word16 *lsp, Word32 *f, Flag *pOverflow) argument
375 Get_lsp_pol_wrapper( Word16 *lsp, Word32 *f, Flag *pOverflow) argument
508 Lsp_Az( Word16 lsp[], Word16 a[], Flag *pOverflow ) argument
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H A Dint_lpc.cpp186 Word16 lsp[M]; local
190 Word16 *p_lsp = &lsp[0];
192 /* lsp[i] = lsp_mid[i] * 0.5 + lsp_old[i] * 0.5 */
201 lsp,
215 p_lsp = &lsp[0];
224 lsp,
323 Word16 lsp[M]; local
327 Word16 *p_lsp = &lsp[0];
329 /* lsp[i] = lsp_mid[i] * 0.5 + lsp_old[i] * 0.5 */
336 Lsp_Az(lsp, A
446 Word16 lsp[M]; local
582 Word16 lsp[M]; local
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H A Dlsp_lsf.cpp129 lsp = buffer containing line spectral pairs; valid range is between
134 lsp contains the newly calculated line spectral pairs
150 lsf[i] = arccos(lsp[i])/(2*pi)
152 The transformation from lsp[i] to lsf[i] is approximated by a look-up table
170 Word16 lsp[], // (o) : lsp[m] (range: -1<=val<1)
182 // lsp[i] = table[ind]+ ((table[ind+1]-table[ind])*offset) / 256
185 lsp[i] = add (table[ind], extract_l (L_shr (L_tmp, 9)));
216 Word16 lsp[], /* (o) : lsp[
214 Lsf_lsp( Word16 lsf[], Word16 lsp[], Word16 m, Flag *pOverflow ) argument
346 Lsp_lsf( Word16 lsp[], Word16 lsf[], Word16 m, Flag *pOverflow ) argument
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H A Daz_lsp.cpp331 lsp = line spectral pairs (Word16)
381 Word16 lsp[], // (o) : line spectral pairs (M)
382 Word16 old_lsp[] // (i) : old lsp[] (in case not found 10 roots) (M)
505 lsp[nf] = xint;
530 lsp[i] = old_lsp[i];
562 Word16 lsp[], /* (o) : line spectral pairs (M) */
563 Word16 old_lsp[], /* (i) : old lsp[] (in case not found 10 roots) (M) */
700 *(lsp + nf) = xint;
726 *lsp++ = *old_lsp++;
727 *lsp
560 Az_lsp( Word16 a[], Word16 lsp[], Word16 old_lsp[], Flag *pOverflow ) argument
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H A Dlsp.cpp30 Pathname: ./audio/gsm-amr/c/src/lsp.c
42 Description: For lsp_reset() and lsp()
70 #include "lsp.h"
124 Initializes lsp state data.
134 lsp.c, UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001
235 lsp.c, UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001
324 lsp.c, UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001
371 FUNCTION NAME: lsp
385 lsp_new = array of type Word16 -- new lsp vector
412 lsp
440 void lsp(lspState *st, /* i/o : State struct */ function
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/frameworks/av/media/libstagefright/codecs/amrnb/common/include/
H A Dlsp_az.h99 Word16 lsp[], /* (i) : line spectral frequencies */
H A Dlsp_lsf.h102 Word16 lsp[], /* (o) : lsp[m] (range: -1<=val<1) */
107 Word16 lsp[], /* (i) : lsp[m] (range: -1<=val<1) */
H A Daz_lsp.h106 Word16 lsp[], /* (o) : line spectral pairs (M) */
107 Word16 old_lsp[], /* (i) : old lsp[] (in case not found 10 roots) (M) */
H A Dlsp.h31 Filename: /audio/gsm_amr/c/include/lsp.h
50 needed by the lsp.c
122 * pointer has to be passed to lsp in each call.
154 * Function : lsp
167 void lsp(lspState *st, /* i/o : State struct */
172 Word16 lsp_new[], /* o : new lsp vector */
/frameworks/av/media/libstagefright/codecs/amrnb/dec/src/
H A Dlsp_avg.h124 Word16 *lsp, /* i : LSP vector Q15 */
H A Dlsp_avg.cpp213 lsp = pointer to Word16, which reflects the state of the state machine
248 Word16 *lsp // i : state of the state machine Q15
261 L_tmp = L_mac(L_tmp, EXPCONST, lsp[i]);
295 Word16 *lsp, /* i : state of the state machine Q15 */
310 L_tmp = L_mac(L_tmp, EXPCONST, lsp[i], pOverflow);
293 lsp_avg( lsp_avgState *st, Word16 *lsp, Flag *pOverflow ) argument
H A Dc_g_aver.h145 Word16 lsp[], /* i : The LSP for the current frame Q15 */
H A Ddtx_dec.cpp96 * Scaling factors for the lsp variability operation *
187 // Initialize state->lsp [] and state->lsp_old []
188 Copy(lsp_init_data, &st->lsp[0], M);
266 /* Initialize state->lsp [] */
267 st->lsp[0] = 30000;
268 st->lsp[1] = 26000;
269 st->lsp[2] = 21000;
270 st->lsp[3] = 15000;
271 st->lsp[4] = 8000;
272 st->lsp[
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H A Ddtx_dec.h113 Word16 lsp[M]; member in struct:__anon365
H A Dc_g_aver.cpp224 lsp = the LSP for the current frame (Word16)
268 Word16 lsp[], // i : The LSP for the current frame Q15
301 // compute lsp difference
303 tmp1 = abs_s(sub(lspAver[i], lsp[i])); // Q15
467 Word16 lsp[], /* i : The LSP for the current frame Q15 */
513 /* compute lsp difference */
516 tmp1 = abs_s(sub(*(lspAver + i), *(lsp + i), pOverflow));
463 Cb_gain_average( Cb_gain_averageState *st, enum Mode mode, Word16 gain_code, Word16 lsp[], Word16 lspAver[], Word16 bfi, Word16 prev_bf, Word16 pdfi, Word16 prev_pdf, Word16 inBackgroundNoise, Word16 voicedHangover, Flag *pOverflow ) argument
/frameworks/av/media/libstagefright/codecs/amrnb/enc/src/
H A Dton_stab.cpp403 lsp = pointer to unquantized LSPs of type Word16
437 Word16 *lsp // i : unquantized LSP's
443 // Find minimum distance between lsp[i] and lsp[i+1]
448 dist = sub(lsp[i], lsp[i+1]);
459 dist = sub(lsp[i], lsp[i+1]);
467 if (sub(lsp[1], 32000) > 0)
471 else if (sub(lsp[
525 check_lsp(tonStabState *st, Word16 *lsp, Flag *pOverflow ) argument
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H A Dton_stab.h130 Word16 *lsp, /* i : unquantized LSP's */
H A Ddtx_enc.cpp542 Word16 lsp[M];
558 // average energy and lsp
574 lsp[j] = extract_l(L_shr(L_lsp[j], 3)); // divide by 8
621 Lsp_lsf(lsp, lsf, M);
623 Lsf_lsp(lsf, lsp, M);
625 // Quantize lsp and put on parameter list
626 Q_plsf_3(qSt, MRDTX, lsp, lsp_q, st->lsp_index,
678 Word16 lsp[M]; local
695 /* average energy and lsp */
730 lsp[
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H A Dcod_amr.cpp91 #include "lsp.h"
415 // Reset lsp states
516 /* Reset lsp states */
895 * * convert a[] to lsp[] *
905 // From A(z) to lsp. LSP quantization and interpolation
906 lsp(st->lspSt, mode, *usedMode, A_t, Aq_t, lsp_new, &ana);
909 // Buffer lsp's and energy
928 // Reset lsp states
1299 * * convert a[] to lsp[] *
1308 /* From A(z) to lsp
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/frameworks/av/media/libstagefright/codecs/amrnb/common/
H A DAndroid.mk33 src/lsp.cpp \

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