/frameworks/base/media/libstagefright/codecs/amrwbenc/src/ |
qpisf_2s.c | 20 * Description: Coding/Decodeing of ISF parameters with predication 21 * The ISF vector is quantized using two-stage VQ with split-by-2 * 39 Word16 * x, /* input : ISF residual vector */ 50 * Description: Quantization of isf parameters with prediction. (46 bits) * 52 * The isf vector is quantized using two-stage VQ with split-by-2 in * 57 Word16 * isf1, /* (i) Q15 : ISF in the frequency domain (0..0.5) */ 58 Word16 * isf_q, /* (o) Q15 : quantized ISF (0..0.5) */ 59 Word16 * past_isfq, /* (io)Q15 : past ISF quantizer */ 67 Word16 isf[ORDER]; local 72 isf[i] = vo_sub(isf1[i], mean_isf[i]) 157 Word16 isf[ORDER]; local [all...] |
voAMRWBEnc.c | 178 Word16 isf[M]; /* ISF (frequency domain) at 4nd sfr */ local 394 * - convert isp[] to isf[] for quantization * 395 * - quantize and code the isf[] * 396 * - convert isf[] to isp[] for interpolation * 413 Isp_isf(ispnew, isf, M); 416 Gp_clip_test_isf(isf, st->gp_clip); 544 /* Buffer isf's and energy */ 562 dtx_buffer(st->dtx_encSt, isf, L_tmp, codec_mode); 565 dtx_enc(st->dtx_encSt, isf, exc2, &prms) [all...] |
/frameworks/base/media/libstagefright/codecs/amrwb/src/ |
dtx.h | 135 int16 isf[M]; member in struct:__anon15138 166 int16 isf[M], /* o : CN ISF vector */ 173 int16 isf_new[], /* i : isf vector */ 184 int16 * isf1, /* input : ISF in the frequency domain (0..0.5) */ 185 int16 * isf_q, /* output: quantized ISF */ 196 int16 isf[], /* o : CN ISF vector */ 202 int16 isf[], 213 int16 * isf_q /* input : ISF in the frequency domain (0..0.5) * [all...] |
pvamrwbdecoder.cpp | 306 int16 *isf = &ispnew[M]; /* ISF (frequency domain) at 4nd sfr */ local 307 int16 *isf_tmp = &isf[M]; 351 dtx_dec_amr_wb(&(st->dtx_decSt), exc2, newDTXState, isf, &prms); 436 Isf_isp(isf, ispnew, M); 450 L_tmp = mac_16by16_to_int32(L_tmp, isf[i], interpol_frac[j]); 470 pv_memcpy((void *)st->isfold, (void *)isf, M*sizeof(*isf)); 499 Dpisf_2s_46b(ind, isf, st->past_isfq, st->isfold, st->isf_buf, bfi, 1); 510 Dpisf_2s_36b(ind, isf, st->past_isfq, st->isfold, st->isf_buf, bfi, 1) [all...] |