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New bit allocation tuning now enabled by default

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This commit is contained in:
Jean-Marc Valin 2010-11-19 14:06:10 -05:00
parent 54d84c0130
commit c992a0d761
1 changed files with 6 additions and 5 deletions
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9
libcelt/modes.c
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@ -46,7 +46,7 @@ static const celt_int16 eband5ms[] = {
0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 16, 20, 24, 28, 34, 40, 48, 60, 78, 100
};
#if 1
#if 0
#define BITALLOC_SIZE 9
/* Bit allocation table in units of 1/32 bit/sample (0.1875 dB SNR) */
@ -66,14 +66,15 @@ static const unsigned char band_allocation[] = {
#else
/* Alternate tuning (partially derived from Vorbis) */
#define BITALLOC_SIZE 9
#define BITALLOC_SIZE 10
/* Bit allocation table in units of 1/32 bit/sample (0.1875 dB SNR) */
static const unsigned char band_allocation[] = {
/*0 200 400 600 800 1k 1.2 1.4 1.6 2k 2.4 2.8 3.2 4k 4.8 5.6 6.8 8k 9.6 12k 15.6 */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
90, 80, 75, 69, 63, 56, 49, 40, 34, 29, 20, 18, 10, 0, 0, 0, 0, 0, 0, 0, 0,
110,100, 90, 84, 78, 71, 65, 58, 51, 45, 39, 32, 26, 20, 12, 0, 0, 0, 0, 0, 0,
124,116,109, 98, 88, 77, 71, 65, 59, 52, 46, 40, 34, 27, 21, 15, 12, 0, 0, 0, 0,
132,125,117,107, 97, 87, 80, 74, 68, 62, 55, 49, 43, 37, 30, 23, 17, 12, 1, 0, 0,
118,110,103, 93, 86, 80, 75, 70, 65, 59, 53, 47, 40, 31, 23, 15, 4, 0, 0, 0, 0,
126,119,112,104, 95, 89, 83, 78, 72, 66, 60, 54, 47, 39, 32, 25, 17, 12, 1, 0, 0,
134,127,120,114,103, 97, 91, 85, 78, 72, 66, 60, 54, 47, 41, 35, 29, 23, 16, 10, 1,
144,137,130,124,113,107,101, 95, 88, 82, 76, 70, 64, 57, 51, 45, 39, 33, 26, 20, 2,
152,145,138,132,123,117,111,105, 98, 92, 86, 80, 74, 67, 61, 55, 49, 43, 36, 30, 4,