H264 / AVC / MPEG4 part10 codec data table

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#include <stdint.h>
#include "libavutil/rational.h"
#include "h264.h"

Data Structures
struct	IMbInfo

struct	PMbInfo

Variables
static const uint8_t	golomb_to_pict_type [5]

static const uint8_t	golomb_to_intra4x4_cbp [48]

static const uint8_t	golomb_to_inter_cbp [48]

static const uint8_t	zigzag_scan [16+1]

static const uint8_t	chroma_dc_scan [4]

static const uint8_t	chroma422_dc_scan [8]

static const IMbInfo	i_mb_type_info [26]

static const PMbInfo	p_mb_type_info [5]

static const PMbInfo	p_sub_mb_type_info [4]

static const PMbInfo	b_mb_type_info [23]

static const PMbInfo	b_sub_mb_type_info [13]

static const AVRational	ff_h264_pixel_aspect [17]

Detailed Description

H264 / AVC / MPEG4 part10 codec data table

Author: Michael Niedermayer micha.nosp@m.elni.nosp@m.@gmx..nosp@m.at

Definition in file h264data.h.

Variable Documentation

const uint8_t golomb_to_pict_type[5]

static

Initial value:

= {
    AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, AV_PICTURE_TYPE_I,
    AV_PICTURE_TYPE_SP, AV_PICTURE_TYPE_SI
}

Definition at line 37 of file h264data.h.

Referenced by ff_h264_decode_slice_header(), parse_nal_units(), and svq3_decode_slice_header().

const uint8_t golomb_to_intra4x4_cbp[48]

static

Initial value:

= {
    47, 31, 15, 0,  23, 27, 29, 30, 7,  11, 13, 14, 39, 43, 45, 46,
    16, 3,  5,  10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1,  2,  4,
    8,  17, 18, 20, 24, 6,  9,  22, 25, 32, 33, 34, 36, 40, 38, 41
}

Definition at line 42 of file h264data.h.

Referenced by ff_h264_decode_mb_cavlc(), and svq3_decode_mb().

const uint8_t golomb_to_inter_cbp[48]

static

Initial value:

= {
    0,  16, 1,  2,  4,  8,  32, 3,  5,  10, 12, 15, 47, 7,  11, 13,
    14, 6,  9,  31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46,
    17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41
}

Definition at line 48 of file h264data.h.

Referenced by ff_h264_decode_mb_cavlc(), and svq3_decode_mb().

const uint8_t zigzag_scan[16+1]

static

Initial value:

= {
    0 + 0 * 4, 1 + 0 * 4, 0 + 1 * 4, 0 + 2 * 4,
    1 + 1 * 4, 2 + 0 * 4, 3 + 0 * 4, 2 + 1 * 4,
    1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4,
    3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4,
}

Definition at line 54 of file h264data.h.

Referenced by decode_mb_coeffs(), decode_scaling_list(), dv_init_enc_block(), fill_scaling_lists(), init_scan_tables(), svq3_decode_block(), vp78_decode_init(), vp7_decode_frame_header(), and vp8_decode_block_coeffs_internal().

const uint8_t chroma_dc_scan[4]

static

Initial value:

= {
    (0 + 0 * 2) * 16, (1 + 0 * 2) * 16,
    (0 + 1 * 2) * 16, (1 + 1 * 2) * 16,
}

Definition at line 61 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and svq3_decode_block().

const uint8_t chroma422_dc_scan[8]

static

Initial value:

= {
    (0 + 0 * 2) * 16, (0 + 1 * 2) * 16,
    (1 + 0 * 2) * 16, (0 + 2 * 2) * 16,
    (0 + 3 * 2) * 16, (1 + 1 * 2) * 16,
    (1 + 2 * 2) * 16, (1 + 3 * 2) * 16,
}

Definition at line 66 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

const IMbInfo i_mb_type_info[26]

static

Initial value:

= {
    { MB_TYPE_INTRA4x4,  -1,  -1 },
    { MB_TYPE_INTRA16x16, 2,   0 },
    { MB_TYPE_INTRA16x16, 1,   0 },
    { MB_TYPE_INTRA16x16, 0,   0 },
    { MB_TYPE_INTRA16x16, 3,   0 },
    { MB_TYPE_INTRA16x16, 2,  16 },
    { MB_TYPE_INTRA16x16, 1,  16 },
    { MB_TYPE_INTRA16x16, 0,  16 },
    { MB_TYPE_INTRA16x16, 3,  16 },
    { MB_TYPE_INTRA16x16, 2,  32 },
    { MB_TYPE_INTRA16x16, 1,  32 },
    { MB_TYPE_INTRA16x16, 0,  32 },
    { MB_TYPE_INTRA16x16, 3,  32 },
    { MB_TYPE_INTRA16x16, 2,  15 +  0 },
    { MB_TYPE_INTRA16x16, 1,  15 +  0 },
    { MB_TYPE_INTRA16x16, 0,  15 +  0 },
    { MB_TYPE_INTRA16x16, 3,  15 +  0 },
    { MB_TYPE_INTRA16x16, 2,  15 + 16 },
    { MB_TYPE_INTRA16x16, 1,  15 + 16 },
    { MB_TYPE_INTRA16x16, 0,  15 + 16 },
    { MB_TYPE_INTRA16x16, 3,  15 + 16 },
    { MB_TYPE_INTRA16x16, 2,  15 + 32 },
    { MB_TYPE_INTRA16x16, 1,  15 + 32 },
    { MB_TYPE_INTRA16x16, 0,  15 + 32 },
    { MB_TYPE_INTRA16x16, 3,  15 + 32 },
    { MB_TYPE_INTRA_PCM,  -1, -1 },
}

Definition at line 79 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and svq3_decode_mb().

const PMbInfo p_mb_type_info[5]

static

Initial value:

= {
    { MB_TYPE_16x16 | MB_TYPE_P0L0,                               1 },
    { MB_TYPE_16x8  | MB_TYPE_P0L0 | MB_TYPE_P1L0,                2 },
    { MB_TYPE_8x16  | MB_TYPE_P0L0 | MB_TYPE_P1L0,                2 },
    { MB_TYPE_8x8   | MB_TYPE_P0L0 | MB_TYPE_P1L0,                4 },
    { MB_TYPE_8x8   | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_REF0, 4 },
}

Definition at line 113 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

const PMbInfo p_sub_mb_type_info[4]

static

Initial value:

= {
    { MB_TYPE_16x16 | MB_TYPE_P0L0, 1 },
    { MB_TYPE_16x8  | MB_TYPE_P0L0, 2 },
    { MB_TYPE_8x16  | MB_TYPE_P0L0, 2 },
    { MB_TYPE_8x8   | MB_TYPE_P0L0, 4 },
}

Definition at line 121 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

const PMbInfo b_mb_type_info[23]

static

Initial value:

= {
    { MB_TYPE_DIRECT2 | MB_TYPE_L0L1,                                              1, },
    { MB_TYPE_16x16   | MB_TYPE_P0L0,                                              1, },
    { MB_TYPE_16x16   | MB_TYPE_P0L1,                                              1, },
    { MB_TYPE_16x16   | MB_TYPE_P0L0 | MB_TYPE_P0L1,                               1, },
    { MB_TYPE_16x8    | MB_TYPE_P0L0 | MB_TYPE_P1L0,                               2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L0 | MB_TYPE_P1L0,                               2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L1 | MB_TYPE_P1L1,                               2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L1 | MB_TYPE_P1L1,                               2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L0 | MB_TYPE_P1L1,                               2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L0 | MB_TYPE_P1L1,                               2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L1 | MB_TYPE_P1L0,                               2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L1 | MB_TYPE_P1L0,                               2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1,                2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L0 | MB_TYPE_P1L0 | MB_TYPE_P1L1,                2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1,                2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1,                2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0,                2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0,                2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1,                2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L1,                2, },
    { MB_TYPE_16x8    | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, },
    { MB_TYPE_8x16    | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, },
    { MB_TYPE_8x8     | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, },
}

Definition at line 128 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

const PMbInfo b_sub_mb_type_info[13]

static

Initial value:

= {
    { MB_TYPE_DIRECT2,                                                           1, },
    { MB_TYPE_16x16 | MB_TYPE_P0L0,                                              1, },
    { MB_TYPE_16x16 | MB_TYPE_P0L1,                                              1, },
    { MB_TYPE_16x16 | MB_TYPE_P0L0 | MB_TYPE_P0L1,                               1, },
    { MB_TYPE_16x8  | MB_TYPE_P0L0 | MB_TYPE_P1L0,                               2, },
    { MB_TYPE_8x16  | MB_TYPE_P0L0 | MB_TYPE_P1L0,                               2, },
    { MB_TYPE_16x8  | MB_TYPE_P0L1 | MB_TYPE_P1L1,                               2, },
    { MB_TYPE_8x16  | MB_TYPE_P0L1 | MB_TYPE_P1L1,                               2, },
    { MB_TYPE_16x8  | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, },
    { MB_TYPE_8x16  | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 2, },
    { MB_TYPE_8x8   | MB_TYPE_P0L0 | MB_TYPE_P1L0,                               4, },
    { MB_TYPE_8x8   | MB_TYPE_P0L1 | MB_TYPE_P1L1,                               4, },
    { MB_TYPE_8x8   | MB_TYPE_P0L0 | MB_TYPE_P0L1 | MB_TYPE_P1L0 | MB_TYPE_P1L1, 4, },
}

Definition at line 154 of file h264data.h.

Referenced by ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

const AVRational ff_h264_pixel_aspect[17]

static

Initial value:

= {
    {   0,  1 },
    {   1,  1 },
    {  12, 11 },
    {  10, 11 },
    {  16, 11 },
    {  40, 33 },
    {  24, 11 },
    {  20, 11 },
    {  32, 11 },
    {  80, 33 },
    {  18, 11 },
    {  15, 11 },
    {  64, 33 },
    { 160, 99 },
    {   4,  3 },
    {   3,  2 },
    {   2,  1 },
}

Definition at line 170 of file h264data.h.

Referenced by decode_vui_parameters().

Data Structures

Variables

Detailed Description

Variable Documentation