Cross Reference: /external/speex/libspeex/quant

Lines Matching defs:qlsp
71 static void compute_quant_weights(spx_lsp_t *qlsp, spx_word16_t *quant_weight, int order)
78          tmp1 = qlsp[i];
80          tmp1 = qlsp[i]-qlsp[i-1];
82          tmp2 = LSP_PI-qlsp[i];
84          tmp2 = qlsp[i+1]-qlsp[i];
159 void lsp_quant_nb(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits)
166       qlsp[i]=lsp[i];
168    compute_quant_weights(qlsp, quant_weight, order);
171       qlsp[i]=SUB16(qlsp[i],LSP_LINEAR(i));
175       qlsp[i] = LSP_SCALE*qlsp[i];
177    id = lsp_quant(qlsp, cdbk_nb, NB_CDBK_SIZE, order);
181       qlsp[i]*=2;
183    id = lsp_weight_quant(qlsp, quant_weight, cdbk_nb_low1, NB_CDBK_SIZE_LOW1, 5);
187       qlsp[i]*=2;
189    id = lsp_weight_quant(qlsp, quant_weight, cdbk_nb_low2, NB_CDBK_SIZE_LOW2, 5);
192    id = lsp_weight_quant(qlsp+5, quant_weight+5, cdbk_nb_high1, NB_CDBK_SIZE_HIGH1, 5);
196       qlsp[i]*=2;
198    id = lsp_weight_quant(qlsp+5, quant_weight+5, cdbk_nb_high2, NB_CDBK_SIZE_HIGH2, 5);
203       qlsp[i]=PSHR16(qlsp[i],2);
206       qlsp[i]=qlsp[i] * .00097656;
210       qlsp[i]=lsp[i]-qlsp[i];
242 void lsp_quant_lbr(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits)
249       qlsp[i]=lsp[i];
251    compute_quant_weights(qlsp, quant_weight, order);
254       qlsp[i]=SUB16(qlsp[i],LSP_LINEAR(i));
257       qlsp[i]=qlsp[i]*LSP_SCALE;
259    id = lsp_quant(qlsp, cdbk_nb, NB_CDBK_SIZE, order);
263       qlsp[i]*=2;
265    id = lsp_weight_quant(qlsp, quant_weight, cdbk_nb_low1, NB_CDBK_SIZE_LOW1, 5);
268    id = lsp_weight_quant(qlsp+5, quant_weight+5, cdbk_nb_high1, NB_CDBK_SIZE_HIGH1, 5);
273       qlsp[i] = PSHR16(qlsp[i],1);
276       qlsp[i] = qlsp[i]*0.0019531;
280       qlsp[i]=lsp[i]-qlsp[i];
306 void lsp_quant_high(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits)
319 void lsp_quant_high(spx_lsp_t *lsp, spx_lsp_t *qlsp, int order, SpeexBits *bits)
326       qlsp[i]=lsp[i];
328    compute_quant_weights(qlsp, quant_weight, order);
330    /*   quant_weight[0] = 10/(qlsp[1]-qlsp[0]);
331    quant_weight[order-1] = 10/(qlsp[order-1]-qlsp[order-2]);
334       tmp1 = 10/(qlsp[i]-qlsp[i-1]);
335       tmp2 = 10/(qlsp[i+1]-qlsp[i]);
340       qlsp[i]=SUB16(qlsp[i],LSP_LINEAR_HIGH(i));
343       qlsp[i] = qlsp[i]*LSP_SCALE;
345    id = lsp_quant(qlsp, high_lsp_cdbk, 64, order);
349       qlsp[i]*=2;
351    id = lsp_weight_quant(qlsp, quant_weight, high_lsp_cdbk2, 64, order);
356       qlsp[i] = PSHR16(qlsp[i],1);
359       qlsp[i] = qlsp[i]*0.0019531;
363       qlsp[i]=lsp[i]-qlsp[i];