devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

Sync latest Speex stereo changes.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15617 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thom Johansen 2007-11-14 12:11:13 +00:00
parent 017e148655
commit 8082148200
3 changed files with 8 additions and 30 deletions
Download patch file Download diff file Expand all files Collapse all files

23
apps/codecs/libspeex/vq.c
View file

@ -70,29 +70,6 @@ int scal_quant32(spx_word32_t in, const spx_word32_t *boundary, int entries)
return i;
}
/*Finds the index of the entry in a codebook that best matches the input*/
int vq_index(float *in, const float *codebook, int len, int entries)
{
int i,j;
float min_dist=0;
int best_index=0;
for (i=0;i<entries;i++)
{
float dist=0;
for (j=0;j<len;j++)
{
float tmp = in[j]-*codebook++;
dist += tmp*tmp;
}
if (i==0 || dist<min_dist)
{
min_dist=dist;
best_index=i;
}
}
return best_index;
}
#ifndef OVERRIDE_VQ_NBEST
/*Finds the indices of the n-best entries in a codebook*/