FFmpeg
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ATRAC1 compatible decoder data. More...
#include <stdint.h>
Go to the source code of this file.
Variables | |
static const uint8_t | bfu_amount_tab1 [8] = {20, 28, 32, 36, 40, 44, 48, 52} |
static const uint8_t | bfu_amount_tab2 [4] = { 0, 112, 176, 208} |
static const uint8_t | bfu_amount_tab3 [8] = { 0, 24, 36, 48, 72, 108, 132, 156} |
static const uint8_t | bfu_bands_t [4] = {0, 20, 36, 52} |
number of BFUs in each QMF band | |
static const uint8_t | specs_per_bfu [52] |
number of spectral lines in each BFU block floating unit = group of spectral frequencies having the same quantization parameters like word length and scale factor | |
static const uint16_t | bfu_start_long [52] |
start position of each BFU in the MDCT spectrum for the long mode | |
static const uint16_t | bfu_start_short [52] |
start position of each BFU in the MDCT spectrum for the short mode | |
ATRAC1 compatible decoder data.
Definition in file atrac1data.h.
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Definition at line 33 of file atrac1data.h.
Referenced by at1_unpack_dequant().
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Definition at line 34 of file atrac1data.h.
Referenced by at1_unpack_dequant().
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Definition at line 35 of file atrac1data.h.
Referenced by at1_unpack_dequant().
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number of BFUs in each QMF band
Definition at line 38 of file atrac1data.h.
Referenced by at1_unpack_dequant().
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number of spectral lines in each BFU block floating unit = group of spectral frequencies having the same quantization parameters like word length and scale factor
Definition at line 44 of file atrac1data.h.
Referenced by at1_unpack_dequant().
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start position of each BFU in the MDCT spectrum for the long mode
Definition at line 51 of file atrac1data.h.
Referenced by at1_unpack_dequant().
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start position of each BFU in the MDCT spectrum for the short mode
Definition at line 58 of file atrac1data.h.
Referenced by at1_unpack_dequant().