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Expand the range of the WPA Pro quant table. Fixes FS#12704.

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Change-Id: I5495c4d7d165cac15016d3233b85bbe5497ea3e1
This commit is contained in:
Michael Giacomelli 2012-07-03 18:43:44 -04:00
parent 8aa3832382
commit 3d0459dfad
1 changed files with 6 additions and 4 deletions
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10
lib/rbcodec/codecs/libwmapro/quant.h
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@ -8,8 +8,8 @@
* floating point value is :
* quant = pow(10.0, exp/20)
* 'exp' is an integer value which I have exmerimentally found to fall in the
* range (0,170). */
const int32_t quant_tab[171] = {
* range (0,180). */
const int32_t quant_tab[181] = {
0x00000001, 0x00000001,
0x00000001, 0x00000001, 0x00000002, 0x00000002,
0x00000002, 0x00000002, 0x00000003, 0x00000003,
@ -53,11 +53,13 @@ const int32_t quant_tab[171] = {
0x04BC0C77, 0x054FF0E6, 0x05F5E100, 0x06B01075,
0x0780F7BD, 0x086B5C7A, 0x09725AE7, 0x0A997065,
0x0BE48757, 0x0D580472, 0x0EF8D5A3, 0x10CC82D5,
0x12D940B6
0x12D940B6, 0x152605CD, 0x17BAA222, 0x1A9FD9C8,
0x1DDF82A1, 0x2184A5CD, 0x259BA520, 0x2A326538,
0x2F587CAA, 0x351F68FA, 0x3B9ACA00,
};
#define EXP_MIN 0
#define EXP_MAX 170
#define EXP_MAX 180
/* return the correct value of quant based on exp */
#define QUANT(exp) quant_tab[exp - EXP_MIN]