Searched refs:lpc (Results 1 - 25 of 33) sorted by relevance

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/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/libvorbis-1.2.3/lib/
H A Dlpc.h14 last mod: $Id: lpc.h 16037 2009-05-26 21:10:58Z xiphmont $
24 extern float vorbis_lpc_from_data(float *data,float *lpc,int n,int m);
H A Dlpc.c14 last mod: $Id: lpc.c 16227 2009-07-08 06:58:46Z xiphmont $
51 #include "lpc.h"
59 Output: m lpc coefficients, excitation energy */
63 double *lpc=alloca(sizeof(*lpc)*(m)); local
76 /* Generate lpc coefficients from autocorr values */
86 memset(lpc+i,0,(m-i)*sizeof(*lpc));
95 for(j=0;j<i;j++)r-=lpc[j]*aut[i-j];
100 lpc[
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H A Dlsp.h22 extern int vorbis_lpc_to_lsp(float *lpc,float *lsp,int m);
H A DMakefile.am10 lpc.c analysis.c synthesis.c psy.c info.c \
14 envelope.h lpc.h lsp.h codebook.h misc.h psy.h\
H A Dlsp.c25 /* Note that the lpc-lsp conversion finds the roots of polynomial with
404 /* Convert lpc coefficients to lsp coefficients */
405 int vorbis_lpc_to_lsp(float *lpc,float *lsp,int m){ argument
424 for(i=1;i<=g1_order;i++) g1[g1_order-i] = lpc[i-1]+lpc[m-i];
426 for(i=1;i<=g2_order;i++) g2[g2_order-i] = lpc[i-1]-lpc[m-i];
H A Dblock.c30 #include "lpc.h"
408 float *lpc=alloca(order*sizeof(*lpc)); local
420 vorbis_lpc_from_data(work,lpc,v->pcm_current-v->centerW,order);
434 vorbis_lpc_predict(lpc,work+v->pcm_current-v->centerW-order,
456 float *lpc=alloca(order*sizeof(*lpc)); local
480 vorbis_lpc_from_data(v->pcm[i]+v->eofflag-n,lpc,n,order);
483 vorbis_lpc_predict(lpc,v->pcm[i]+v->eofflag-order,order,
H A DMakefile.in60 window.lo lsp.lo lpc.lo analysis.lo synthesis.lo psy.lo \
271 lpc.c analysis.c synthesis.c psy.c info.c \
275 envelope.h lpc.h lsp.h codebook.h misc.h psy.h\
408 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lpc.Plo@am__quote@
/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/ffmpeg-0.5.1/libavcodec/
H A Dlpc.h59 LPC_TYPE *lpc, int lpc_stride, int fail,
64 LPC_TYPE *lpc_last = lpc;
83 lpc[i] = r;
88 lpc[ j] = f + r * b;
89 lpc[i-1-j] = b + r * f;
95 lpc_last = lpc;
96 lpc += lpc_stride;
58 compute_lpc_coefs(const LPC_TYPE *autoc, int max_order, LPC_TYPE *lpc, int lpc_stride, int fail, int normalize) argument
H A Dlpc.d1 libavcodec/lpc.o: libavcodec/lpc.c libavutil/lls.h libavcodec/dsputil.h \
6 libavutil/avutil.h libavutil/pixfmt.h libavcodec/lpc.h
H A Dqcelp_lsp.c73 * @param lpc linear predictive coding coefficients
80 void ff_qcelp_lspf2lpc(const float *lspf, float *lpc) argument
94 lpc[i ] = paf + qaf;
95 lpc[9-i] = paf - qaf;
99 lpc[i] *= bandwith_expansion_coeff;
H A Dalacenc.c25 #include "lpc.h"
71 LPCContext lpc[MAX_CHANNELS]; member in struct:AlacEncodeContext
136 s->lpc[ch].lpc_order = opt_order;
137 s->lpc[ch].lpc_quant = shift[opt_order-1];
138 memcpy(s->lpc[ch].lpc_coeff, coefs[opt_order-1], opt_order*sizeof(int));
223 LPCContext lpc = s->lpc[ch]; local
225 if(lpc.lpc_order == 31) {
236 if(lpc.lpc_order > 0) {
242 for(i=1;i<=lpc
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H A Dlpc.c26 #include "lpc.h"
111 double lpc[MAX_LPC_ORDER][MAX_LPC_ORDER]; local
120 compute_lpc_coefs(autoc, max_order, &lpc[0][0], MAX_LPC_ORDER, 0, 1);
123 ref[i] = fabs(lpc[i][i]);
155 lpc[i][j]=-m[(pass-1)&1].coeff[i][j];
166 quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift);
169 quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift);
H A Dra288.c26 #include "lpc.h"
149 float *lpc, const float *tab,
156 if (!compute_lpc_coefs(temp, order, lpc, 0, 1, 1))
157 apply_window(lpc, lpc, tab, order);
148 backward_filter(float *hist, float *rec, const float *window, float *lpc, const float *tab, int order, int n, int non_rec, int move_size) argument
H A Dalacenc.d7 libavutil/log.h libavcodec/dsputil.h libavcodec/lpc.h
H A Dflacenc.d9 libavcodec/lpc.h
H A Dra288.d7 libavutil/log.h libavcodec/ra288.h libavcodec/lpc.h \
H A Daac.d7 libavutil/bswap.h libavutil/log.h libavcodec/dsputil.h libavcodec/lpc.h \
H A Dqcelpdec.c82 void ff_qcelp_lspf2lpc(const float *lspf, float *lpc);
595 * @param lpc float vector for the resulting LPC
598 void interpolate_lpc(QCELPContext *q, const float *curr_lspf, float *lpc, argument
615 ff_qcelp_lspf2lpc(interpolated_lspf, lpc);
618 ff_qcelp_lspf2lpc(curr_lspf, lpc);
620 ff_qcelp_lspf2lpc(q->prev_lspf, lpc);
701 float quantized_lspf[10], lpc[10]; local
785 interpolate_lpc(q, quantized_lspf, lpc, i);
786 ff_celp_lp_synthesis_filterf(formant_mem, lpc, outbuffer + i * 40, 40,
/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/flac-1.2.1/src/libFLAC/include/private/
H A DMakefile.am41 lpc.h \
/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/flac-1.2.1/src/flac/
H A Danalyze.c102 FLAC__ASSERT(subframe->data.lpc.entropy_coding_method.type <= FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE2);
103 fprintf(fout, "\torder=%u\tqlp_coeff_precision=%u\tquantization_level=%d\tresidual_type=%s\tpartition_order=%u\n", subframe->data.lpc.order, subframe->data.lpc.qlp_coeff_precision, subframe->data.lpc.quantization_level, is_rice2? "RICE2":"RICE", subframe->data.lpc.entropy_coding_method.data.partitioned_rice.order);
104 for(i = 0; i < subframe->data.lpc.order; i++)
105 fprintf(fout, "\t\tqlp_coeff[%u]=%d\n", i, subframe->data.lpc.qlp_coeff[i]);
106 for(i = 0; i < subframe->data.lpc.order; i++)
107 fprintf(fout, "\t\twarmup[%u]=%d\n", i, subframe->data.lpc.warmup[i]);
108 partitions = (1u << subframe->data.lpc
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/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/flac-1.2.1/src/libFLAC/
H A DMakefile.lite74 lpc.c \
H A DMakefile.am109 lpc.c \
H A Dlpc.c40 #include "private/lpc.h"
115 FLAC__double r, err, ref[FLAC__MAX_LPC_ORDER], lpc[FLAC__MAX_LPC_ORDER]; local
128 r -= lpc[j] * autoc[i-j];
132 lpc[i]=r;
134 FLAC__double tmp = lpc[j];
135 lpc[j] += r * lpc[i-1-j];
136 lpc[i-1-j] += r * tmp;
139 lpc[j] += lpc[
[all...]
/netgear-WNDR4500-V1.0.1.40_1.0.68/src/router/busybox-1.x/editors/
H A Dsed.c800 char lpc = *last_puts_char; local
804 if (lpc != '\n' && lpc != '\0') {
806 lpc = '\n';
812 lpc = 'x';
817 lpc = 'x'; /* */
822 lpc = last_gets_char;
829 *last_puts_char = lpc;
/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/flac-1.2.1/include/FLAC/
H A Dformat.h348 FLAC__Subframe_LPC lpc; member in union:__anon774::__anon775

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