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New pulse cache

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This commit is contained in:
Jean-Marc Valin 2010-08-25 13:11:09 -04:00
parent ba3a28921a
commit 3ad8db49c5
7 changed files with 111 additions and 175 deletions
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11
libcelt/modes.h
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@ -67,6 +67,12 @@
#define FRAMESIZE(mode) ((mode)->mdctSize)
#endif
typedef struct {
int nbBands;
celt_int16 *index;
unsigned char *bits;
} PulseCache;
/** Mode definition (opaque)
@brief Mode definition
*/
@ -83,9 +89,6 @@ struct CELTMode {
int nbAllocVectors; /**< Number of lines in the matrix below */
const unsigned char *allocVectors; /**< Number of bits in each band for several rates */
const celt_int16 * const **bits;
const celt_int16 * const *(_bits[MAX_CONFIG_SIZES]); /**< Cache for pulses->bits mapping in each band */
/* Stuff that could go in the {en,de}coder, but we save space this way */
mdct_lookup mdct;
@ -97,6 +100,8 @@ struct CELTMode {
int *prob;
const celt_int16 *logN;
PulseCache cache;
celt_uint32 marker_end;
};