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Bringing back min_bins=3 for now

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This commit is contained in:
Jean-Marc Valin 2009-09-29 23:16:26 -04:00
parent 75732de1a7
commit 6db9e6eff8
1 changed files with 6 additions and 6 deletions
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12
libcelt/modes.c
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@ -120,12 +120,12 @@ static const int band_allocation[BARK_BANDS*BITALLOC_SIZE] =
static celt_int16_t *compute_ebands(celt_int32_t Fs, int frame_size, int nbShortMdcts, int *nbEBands)
{
int min_bins = 2;
int min_bins = 3;
celt_int16_t *eBands;
int i, res, min_width, lin, low, high, nBark;
if (min_bins < nbShortMdcts)
min_bins = nbShortMdcts;
//if (min_bins < nbShortMdcts)
// min_bins = nbShortMdcts;
res = (Fs+frame_size)/(2*frame_size);
min_width = min_bins*res;
@ -152,12 +152,12 @@ static celt_int16_t *compute_ebands(celt_int32_t Fs, int frame_size, int nbShort
eBands[i] = min_bins*i;
/* Spacing follows critical bands */
for (i=0;i<high;i++)
eBands[i+low] = (bark_freq[lin+i]+res/2)/res/nbShortMdcts*nbShortMdcts;
eBands[i+low] = (bark_freq[lin+i]+res/2)/res;
/* Enforce the minimum spacing at the boundary */
for (i=0;i<*nbEBands;i++)
if (eBands[i] < min_bins*i)
eBands[i] = min_bins*i;
eBands[*nbEBands] = (bark_freq[nBark]+res/2)/res/nbShortMdcts*nbShortMdcts;
eBands[*nbEBands] = (bark_freq[nBark]+res/2)/res;
eBands[*nbEBands+1] = frame_size;
if (eBands[*nbEBands] > eBands[*nbEBands+1])
eBands[*nbEBands] = eBands[*nbEBands+1];
@ -345,7 +345,7 @@ CELTMode *celt_mode_create(celt_int32_t Fs, int channels, int frame_size, int *e
if (mode->eBands==NULL)
goto failure;
mode->pitchEnd = 3000*(celt_int32_t)frame_size/Fs;
mode->pitchEnd = 4000*(celt_int32_t)frame_size/Fs;
/* Overlap must be divisible by 4 */
if (mode->nbShortMdcts > 1)