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    Searched refs:lp_coeff (Results 1 - 3 of 3) sorted by null

  /external/flac/libFLAC/include/private/
lpc.h 105 * OUT lp_coeff[0,max_order-1][0,max_order-1] LP coefficients for each order
107 * *** lp_coeff[0,max_order-1][max_order,FLAC__MAX_LPC_ORDER-1] are untouched
114 * in lp_coeff[8][0,8], the LP coefficients for order 8 will be
115 * in lp_coeff[7][0,7], etc.
117 void FLAC__lpc_compute_lp_coefficients(const FLAC__real autoc[], unsigned *max_order, FLAC__real lp_coeff[][FLAC__MAX_LPC_ORDER], FLAC__double error[]);
125 * IN lp_coeff[0,order-1] LP coefficients
139 int FLAC__lpc_quantize_coefficients(const FLAC__real lp_coeff[], unsigned order, unsigned precision, FLAC__int32 qlp_coeff[], int *shift);
  /external/flac/libFLAC/
lpc.c 123 void FLAC__lpc_compute_lp_coefficients(const FLAC__real autoc[], unsigned *max_order, FLAC__real lp_coeff[][FLAC__MAX_LPC_ORDER], FLAC__double error[])
156 lp_coeff[i][j] = (FLAC__real)(-lpc[j]); /* negate FIR filter coeff to get predictor coeff */
167 int FLAC__lpc_quantize_coefficients(const FLAC__real lp_coeff[], unsigned order, unsigned precision, FLAC__int32 qlp_coeff[], int *shift)
176 /* drop one bit for the sign; from here on out we consider only |lp_coeff[i]| */
182 /* calc cmax = max( |lp_coeff[i]| ) */
185 const FLAC__double d = fabs(lp_coeff[i]);
213 error += lp_coeff[i] * (1 << *shift);
218 fprintf(stderr,"FLAC__lpc_quantize_coefficients: quantizer overflow: q>qmax %d>%d shift=%d cmax=%f precision=%u lpc[%u]=%f\n",q,qmax,*shift,cmax,precision+1,i,lp_coeff[i]);
220 fprintf(stderr,"FLAC__lpc_quantize_coefficients: quantizer overflow: q<qmin %d<%d shift=%d cmax=%f precision=%u lpc[%u]=%f\n",q,qmin,*shift,cmax,precision+1,i,lp_coeff[i]);
242 error += lp_coeff[i] / (1 << nshift)
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stream_encoder.c 198 const FLAC__real lp_coeff[],
404 FLAC__real lp_coeff[FLAC__MAX_LPC_ORDER][FLAC__MAX_LPC_ORDER]; /* from process_subframe_() */ member in struct:FLAC__StreamEncoderPrivate
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