aacdectab.h File Reference

AAC decoder data. More...

#include "libavutil/channel_layout.h"
#include "aac.h"
#include <stdint.h>

Go to the source code of this file.

Variables
static const INTFLOAT	ltp_coef [8]
static const int8_t	tags_per_config [16] = { 0, 1, 1, 2, 3, 3, 4, 5, 0, 0, 0, 4, 5, 0, 5, 0 }
static const uint8_t	aac_channel_layout_map [16][5][3]
static const uint64_t	aac_channel_layout [16]

Detailed Description

AAC decoder data.

Author

Oded Shimon ( ods15 ods15 dyndns org )

Maxim Gavrilov ( maxim.gavrilov gmail com )

Definition in file aacdectab.h.

Variable Documentation

const INTFLOAT ltp_coef[8]

static

Initial value:

= {
    Q30(0.570829f), Q30(0.696616f), Q30(0.813004f), Q30(0.911304f),
    Q30(0.984900f), Q30(1.067894f), Q30(1.194601f), Q30(1.369533f),
}

Definition at line 41 of file aacdectab.h.

Referenced by decode_ltp().

const int8_t tags_per_config[16] = { 0, 1, 1, 2, 3, 3, 4, 5, 0, 0, 0, 4, 5, 0, 5, 0 }

static

Definition at line 46 of file aacdectab.h.

Referenced by aac_decode_er_frame(), get_che(), and set_default_channel_config().

const uint8_t aac_channel_layout_map[16][5][3]

static

Initial value:

= {
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, },
    { { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, { TYPE_SCE, 1, AAC_CHANNEL_BACK }, },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 1, AAC_CHANNEL_BACK }, },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 1, AAC_CHANNEL_BACK }, { TYPE_LFE, 0, AAC_CHANNEL_LFE  }, },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 1, AAC_CHANNEL_FRONT }, { TYPE_CPE, 2, AAC_CHANNEL_BACK }, { TYPE_LFE, 0, AAC_CHANNEL_LFE  }, },
    { { 0, } },
    { { 0, } },
    { { 0, } },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 1, AAC_CHANNEL_BACK }, { TYPE_SCE, 1, AAC_CHANNEL_BACK }, { TYPE_LFE, 0, AAC_CHANNEL_LFE  }, },
    { { TYPE_SCE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 0, AAC_CHANNEL_FRONT }, { TYPE_CPE, 1, AAC_CHANNEL_SIDE }, { TYPE_CPE, 2, AAC_CHANNEL_BACK }, { TYPE_LFE, 0, AAC_CHANNEL_LFE  }, },
    { { 0, } },
    
}

Definition at line 48 of file aacdectab.h.

Referenced by aac_decode_er_frame(), and set_default_channel_config().

const uint64_t aac_channel_layout[16]

static

Initial value:

= {
    AV_CH_LAYOUT_MONO,
    AV_CH_LAYOUT_STEREO,
    AV_CH_LAYOUT_SURROUND,
    AV_CH_LAYOUT_4POINT0,
    AV_CH_LAYOUT_5POINT0_BACK,
    AV_CH_LAYOUT_5POINT1_BACK,
    AV_CH_LAYOUT_7POINT1_WIDE_BACK,
    0,
    0,
    0,
    AV_CH_LAYOUT_6POINT1,
    AV_CH_LAYOUT_7POINT1,
    0,
    
}

Definition at line 65 of file aacdectab.h.