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The encoder and decoder can now process audio encoded at a higher rate

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than what they're running at.
This commit is contained in:
Jean-Marc Valin 2010-07-16 21:48:44 -04:00
parent 85f41b20df
commit 8952c45ea5
3 changed files with 17 additions and 18 deletions
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13
libcelt/modes.c
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@ -123,10 +123,9 @@ static celt_int16 *compute_ebands(celt_int32 Fs, int frame_size, int res, int *n
if (Fs == 400*(celt_int32)frame_size)
{
*nbEBands = sizeof(eband5ms)/sizeof(eband5ms[0])-1;
eBands = celt_alloc(sizeof(celt_int16)*(*nbEBands+2));
for (i=0;i<*nbEBands+2;i++)
eBands = celt_alloc(sizeof(celt_int16)*(*nbEBands+1));
for (i=0;i<*nbEBands+1;i++)
eBands[i] = eband5ms[i];
eBands[*nbEBands+1] = frame_size;
return eBands;
}
/* Find the number of critical bands supported by our sampling rate */
@ -164,9 +163,8 @@ static celt_int16 *compute_ebands(celt_int32 Fs, int frame_size, int res, int *n
if (eBands[i] < i)
eBands[i] = i;
eBands[*nbEBands] = (bark_freq[nBark]+res/2)/res;
eBands[*nbEBands+1] = frame_size;
if (eBands[*nbEBands] > eBands[*nbEBands+1])
eBands[*nbEBands] = eBands[*nbEBands+1];
if (eBands[*nbEBands] > frame_size)
eBands[*nbEBands] = frame_size;
for (i=1;i<*nbEBands-1;i++)
{
if (eBands[i+1]-eBands[i] < eBands[i]-eBands[i-1])
@ -235,7 +233,8 @@ static void compute_allocation_table(CELTMode *mode, int res)
/* Move to next eband */
current = 0;
eband++;
edge = mode->eBands[eband+1]*res;
if (eband < mode->nbEBands)
edge = mode->eBands[eband+1]*res;
}
current += alloc;
}