495 lines
13 KiB
C
495 lines
13 KiB
C
|
/* Copyright (C) 2007 Hong Zhiqian */
|
||
|
|
/**
|
||
|
|
@file vq_tm.h
|
||
|
|
@author Hong Zhiqian
|
||
|
|
@brief Various compatibility routines for Speex (TriMedia version)
|
||
|
|
*/
|
||
|
|
/*
|
||
|
|
Redistribution and use in source and binary forms, with or without
|
||
|
|
modification, are permitted provided that the following conditions
|
||
|
|
are met:
|
||
|
|
|
||
|
|
- Redistributions of source code must retain the above copyright
|
||
|
|
notice, this list of conditions and the following disclaimer.
|
||
|
|
|
||
|
|
- Redistributions in binary form must reproduce the above copyright
|
||
|
|
notice, this list of conditions and the following disclaimer in the
|
||
|
|
documentation and/or other materials provided with the distribution.
|
||
|
|
|
||
|
|
- Neither the name of the Xiph.org Foundation nor the names of its
|
||
|
|
contributors may be used to endorse or promote products derived from
|
||
|
|
this software without specific prior written permission.
|
||
|
|
|
||
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
|
|
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
|
|
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||
|
|
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
|
||
|
|
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||
|
|
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||
|
|
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||
|
|
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||
|
|
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||
|
|
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||
|
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
*/
|
||
|
|
#include <ops/custom_defs.h>
|
||
|
|
#include "profile_tm.h"
|
||
|
|
|
||
|
|
#ifdef FIXED_POINT
|
||
|
|
|
||
|
|
inline void vq_nbest_dist(int i, int N, int dist, int *used, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int k;
|
||
|
|
|
||
|
|
if (i<N || dist<best_dist[N-1])
|
||
|
|
{
|
||
|
|
for (k=N-1; (k >= 1) && (k > *used || dist < best_dist[k-1]); k--)
|
||
|
|
{ best_dist[k]=best_dist[k-1];
|
||
|
|
nbest[k] = nbest[k-1];
|
||
|
|
}
|
||
|
|
|
||
|
|
best_dist[k]=dist;
|
||
|
|
nbest[k]=i;
|
||
|
|
*used++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void vq_nbest_5(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int in10, in32, in4;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = pack16lsb(in[1],in[0]); /* Note: memory is not align here */
|
||
|
|
in32 = pack16lsb(in[3],in[2]);
|
||
|
|
in4 = sex16(in[4]);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unroll=2
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
|
||
|
|
for ( i=0,j=0 ; i<entries ; i+=2,j+=5 )
|
||
|
|
{
|
||
|
|
register int dist1, dist2;
|
||
|
|
register int cb10, cb32, cb54, cb76, cb98, cb87, cb65;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
cb98 = ld32x(codebook,j+4);
|
||
|
|
|
||
|
|
dist1 = sex16(cb54) * in4;
|
||
|
|
dist1 += ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist1 = (E[i] >> 1) - dist1;
|
||
|
|
|
||
|
|
cb65 = funshift2(cb76,cb54);
|
||
|
|
cb87 = funshift2(cb98,cb76);
|
||
|
|
dist2 = asri(16,cb98) * in4;
|
||
|
|
dist2 += ifir16(in10,cb65) + ifir16(in32,cb87);
|
||
|
|
dist2 = (E[i+1] >> 1) - dist2;
|
||
|
|
|
||
|
|
vq_nbest_dist(i,N,dist1,&used,nbest,best_dist);
|
||
|
|
vq_nbest_dist(i+1,N,dist2,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void vq_nbest_8(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int in10, in32, in54, in76;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = pack16lsb(in[1],in[0]); /* Note: memory is not align here */
|
||
|
|
in32 = pack16lsb(in[3],in[2]);
|
||
|
|
in54 = pack16lsb(in[5],in[4]);
|
||
|
|
in76 = pack16lsb(in[7],in[6]);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unroll=4
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
for ( i=0,j=0 ; i<entries ; ++i,j+=4 )
|
||
|
|
{
|
||
|
|
register int dist;
|
||
|
|
register int cb10, cb32, cb54, cb76;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
|
||
|
|
dist = ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist += ifir16(in54,cb54) + ifir16(in76,cb76);
|
||
|
|
dist = (E[i] >> 1) - dist;
|
||
|
|
|
||
|
|
vq_nbest_dist(i,N,dist,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void vq_nbest_10(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int in10, in32, in54, in76, in98;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = pack16lsb(in[1],in[0]);
|
||
|
|
in32 = pack16lsb(in[3],in[2]);
|
||
|
|
in54 = pack16lsb(in[5],in[4]);
|
||
|
|
in76 = pack16lsb(in[7],in[6]);
|
||
|
|
in98 = pack16lsb(in[9],in[8]);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unroll=4
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
for ( i=0,j=0 ; i<entries ; ++i,j+=5 )
|
||
|
|
{
|
||
|
|
register int dist;
|
||
|
|
register int cb10, cb32, cb54, cb76, cb98;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
cb98 = ld32x(codebook,j+4);
|
||
|
|
|
||
|
|
dist = ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist += ifir16(in54,cb54) + ifir16(in76,cb76);
|
||
|
|
dist += ifir16(in98,cb98);
|
||
|
|
dist = (E[i] >> 1) - dist;
|
||
|
|
|
||
|
|
vq_nbest_dist(i,N,dist,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void vq_nbest_20(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int in10, in32, in54, in76, in98, in_10, in_32, in_54, in_76, in_98;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = pack16lsb(in[1],in[0]); /* Note: memory is not align here */
|
||
|
|
in32 = pack16lsb(in[3],in[2]);
|
||
|
|
in54 = pack16lsb(in[5],in[4]);
|
||
|
|
in76 = pack16lsb(in[6],in[6]);
|
||
|
|
in98 = pack16lsb(in[9],in[8]);
|
||
|
|
in_10 = pack16lsb(in[11],in[10]);
|
||
|
|
in_32 = pack16lsb(in[13],in[12]);
|
||
|
|
in_54 = pack16lsb(in[15],in[14]);
|
||
|
|
in_76 = pack16lsb(in[17],in[16]);
|
||
|
|
in_98 = pack16lsb(in[19],in[18]);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unroll=2
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
for ( i=0,j=0 ; i<entries ; ++i,j+=10 )
|
||
|
|
{
|
||
|
|
register int dist;
|
||
|
|
register int cb10, cb32, cb54, cb76, cb98, cb_10, cb_32, cb_54, cb_76, cb_98;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
cb98 = ld32x(codebook,j+4);
|
||
|
|
cb_10 = ld32x(codebook,j+5);
|
||
|
|
cb_32 = ld32x(codebook,j+6);
|
||
|
|
cb_54 = ld32x(codebook,j+7);
|
||
|
|
cb_76 = ld32x(codebook,j+8);
|
||
|
|
cb_98 = ld32x(codebook,j+9);
|
||
|
|
|
||
|
|
dist = ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist += ifir16(in54,cb54) + ifir16(in76,cb76);
|
||
|
|
dist += ifir16(in98,cb98) + ifir16(in_10,cb_10);
|
||
|
|
dist += ifir16(in_32,cb_32) + ifir16(in_54,cb_54);
|
||
|
|
dist += ifir16(in_76,cb_76) + ifir16(in_98,cb_98);
|
||
|
|
|
||
|
|
dist = (E[i] >> 1) - dist;
|
||
|
|
vq_nbest_dist(i,N,dist,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#define OVERRIDE_VQ_NBEST
|
||
|
|
void vq_nbest (Int16 *in, const Int16 *codebook, int len, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist, char *stack)
|
||
|
|
{
|
||
|
|
TMDEBUG_ALIGNMEM(codebook);
|
||
|
|
|
||
|
|
VQNBEST_START();
|
||
|
|
if( len==5 )
|
||
|
|
vq_nbest_5(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
else if ( len==8 )
|
||
|
|
vq_nbest_8(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
else if ( len==10 )
|
||
|
|
vq_nbest_10(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
else if ( len==20 )
|
||
|
|
vq_nbest_20(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
|
||
|
|
#ifndef REMARK_ON
|
||
|
|
(void)stack;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
VQNBEST_STOP();
|
||
|
|
}
|
||
|
|
|
||
|
|
inline void vq_nbest_sign_dist(int i, int N, int dist, int sign, int entries, int *used, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int k;
|
||
|
|
|
||
|
|
if (i<N || dist<best_dist[N-1])
|
||
|
|
{ for (k=N-1; (k >= 1) && (k > *used || dist < best_dist[k-1]); k--)
|
||
|
|
{
|
||
|
|
best_dist[k]=best_dist[k-1];
|
||
|
|
nbest[k] = nbest[k-1];
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( sign ) i += entries;
|
||
|
|
best_dist[k]=dist;
|
||
|
|
*used++;
|
||
|
|
nbest[k] = i;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void vq_nbest_sign_5(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int in10, in32, in4;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = ld32(in);
|
||
|
|
in32 = ld32x(in,1);
|
||
|
|
in4 = sex16(in[4]);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unroll=2
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
|
||
|
|
for ( i=0,j=0 ; i<entries ; i+=2,j+=5 )
|
||
|
|
{
|
||
|
|
register int dist1, dist2, sign1, sign2;
|
||
|
|
register int cb10, cb32, cb54, cb76, cb98, cb87, cb65;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
cb98 = ld32x(codebook,j+4);
|
||
|
|
|
||
|
|
dist1 = sex16(cb54) * in4;
|
||
|
|
dist1 += ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
|
||
|
|
sign1 = mux(dist1>0,0,1);
|
||
|
|
dist1 = iflip(dist1>0,dist1);
|
||
|
|
dist1 = (E[i] >> 1) + dist1;
|
||
|
|
|
||
|
|
cb65 = funshift2(cb76,cb54);
|
||
|
|
cb87 = funshift2(cb98,cb76);
|
||
|
|
dist2 = asri(16,cb98) * in4;
|
||
|
|
dist2 += ifir16(in10,cb65) + ifir16(in32,cb87);
|
||
|
|
|
||
|
|
sign2 = mux(dist2>0,0,1);
|
||
|
|
dist2 = iflip(dist2>0,dist2);
|
||
|
|
dist2 = (E[i] >> 1) + dist2;
|
||
|
|
|
||
|
|
vq_nbest_sign_dist(i,N,dist1,sign1,entries,&used,nbest,best_dist);
|
||
|
|
vq_nbest_sign_dist(i+1,N,dist2,sign2,entries,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void vq_nbest_sign_8(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int sign;
|
||
|
|
register int in10, in32, in54, in76;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = ld32(in);
|
||
|
|
in32 = ld32x(in,1);
|
||
|
|
in54 = ld32x(in,2);
|
||
|
|
in76 = ld32x(in,3);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unroll=4
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
|
||
|
|
for ( i=0,j=0 ; i<entries ; ++i,j+=4 )
|
||
|
|
{
|
||
|
|
register int dist;
|
||
|
|
register int cb10, cb32, cb54, cb76;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
|
||
|
|
dist = ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist += ifir16(in54,cb54) + ifir16(in76,cb76);
|
||
|
|
|
||
|
|
sign = mux(dist>0,0,1);
|
||
|
|
dist = iflip(dist>0,dist);
|
||
|
|
dist = (E[i] >> 1) + dist;
|
||
|
|
|
||
|
|
vq_nbest_sign_dist(i,N,dist,sign,entries,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void vq_nbest_sign_10(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int sign;
|
||
|
|
register int in10, in32, in54, in76, in98;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = ld32(in);
|
||
|
|
in32 = ld32x(in,1);
|
||
|
|
in54 = ld32x(in,2);
|
||
|
|
in76 = ld32x(in,3);
|
||
|
|
in98 = ld32x(in,4);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unroll=4
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
for ( i=0,j=0 ; i<entries ; ++i,j+=5 )
|
||
|
|
{
|
||
|
|
register int dist;
|
||
|
|
register int cb10, cb32, cb54, cb76, cb98;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
cb98 = ld32x(codebook,j+4);
|
||
|
|
|
||
|
|
dist = ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist += ifir16(in54,cb54) + ifir16(in76,cb76);
|
||
|
|
dist += ifir16(in98,cb98);
|
||
|
|
|
||
|
|
sign = mux(dist>0,0,1);
|
||
|
|
dist = iflip(dist>0,dist);
|
||
|
|
dist = (E[i] >> 1) + dist;
|
||
|
|
|
||
|
|
vq_nbest_sign_dist(i,N,dist,sign,entries,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void vq_nbest_sign_20(Int16 *in, const Int16 *codebook, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist)
|
||
|
|
{
|
||
|
|
register int i, j;
|
||
|
|
register int sign;
|
||
|
|
register int in10, in32, in54, in76, in98, in_10, in_32, in_54, in_76, in_98;
|
||
|
|
int used = 0;
|
||
|
|
|
||
|
|
in10 = ld32(in);
|
||
|
|
in32 = ld32x(in,1);
|
||
|
|
in54 = ld32x(in,2);
|
||
|
|
in76 = ld32x(in,3);
|
||
|
|
in98 = ld32x(in,4);
|
||
|
|
in_10 = ld32x(in,5);
|
||
|
|
in_32 = ld32x(in,6);
|
||
|
|
in_54 = ld32x(in,7);
|
||
|
|
in_76 = ld32x(in,8);
|
||
|
|
in_98 = ld32x(in,9);
|
||
|
|
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unroll=2
|
||
|
|
#pragma TCS_unrollexact=1
|
||
|
|
#endif
|
||
|
|
for ( i=0,j=0 ; i<entries ; ++i,j+=10 )
|
||
|
|
{
|
||
|
|
register int dist;
|
||
|
|
register int cb10, cb32, cb54, cb76, cb98, cb_10, cb_32, cb_54, cb_76, cb_98;
|
||
|
|
|
||
|
|
cb10 = ld32x(codebook,j);
|
||
|
|
cb32 = ld32x(codebook,j+1);
|
||
|
|
cb54 = ld32x(codebook,j+2);
|
||
|
|
cb76 = ld32x(codebook,j+3);
|
||
|
|
cb98 = ld32x(codebook,j+4);
|
||
|
|
cb_10 = ld32x(codebook,j+5);
|
||
|
|
cb_32 = ld32x(codebook,j+6);
|
||
|
|
cb_54 = ld32x(codebook,j+7);
|
||
|
|
cb_76 = ld32x(codebook,j+8);
|
||
|
|
cb_98 = ld32x(codebook,j+9);
|
||
|
|
|
||
|
|
dist = ifir16(in10,cb10) + ifir16(in32,cb32);
|
||
|
|
dist += ifir16(in54,cb54) + ifir16(in76,cb76);
|
||
|
|
dist += ifir16(in98,cb98) + ifir16(in_10,cb_10);
|
||
|
|
dist += ifir16(in_32,cb_32) + ifir16(in_54,cb_54);
|
||
|
|
dist += ifir16(in_76,cb_76) + ifir16(in_98,cb_98);
|
||
|
|
|
||
|
|
sign = mux(dist>0,0,1);
|
||
|
|
dist = iflip(dist>0,dist);
|
||
|
|
dist = (E[i] >> 1) + dist;
|
||
|
|
|
||
|
|
vq_nbest_sign_dist(i,N,dist,sign,entries,&used,nbest,best_dist);
|
||
|
|
}
|
||
|
|
#if (TM_UNROLL && TM_UNROLL_VQSIGNNBEST > 0)
|
||
|
|
#pragma TCS_unrollexact=0
|
||
|
|
#pragma TCS_unroll=0
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
#define OVERRIDE_VQ_NBEST_SIGN
|
||
|
|
void vq_nbest_sign (Int16 *in, const Int16 *codebook, int len, int entries, Int32 *E, int N, int *nbest, Int32 *best_dist, char *stack)
|
||
|
|
{
|
||
|
|
TMDEBUG_ALIGNMEM(in);
|
||
|
|
TMDEBUG_ALIGNMEM(codebook);
|
||
|
|
|
||
|
|
VQNBESTSIGN_START();
|
||
|
|
|
||
|
|
if( len==5 )
|
||
|
|
vq_nbest_sign_5(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
else if ( len==8 )
|
||
|
|
vq_nbest_sign_8(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
else if ( len==10 )
|
||
|
|
vq_nbest_sign_10(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
else if ( len==20 )
|
||
|
|
vq_nbest_sign_20(in,codebook,entries,E,N,nbest,best_dist);
|
||
|
|
|
||
|
|
#ifndef REMARK_ON
|
||
|
|
(void)stack;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
VQNBESTSIGN_STOP();
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|