/*
- * H26L/H264/AVC/JVT/14496-10/... encoder/decoder
- * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
- *
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-/**
- * @file
- * @brief
- * H264 / AVC / MPEG4 part10 codec data table
- * @author Michael Niedermayer <michaelni@gmx.at>
- */
-
#ifndef AVCODEC_H264DATA_H
#define AVCODEC_H264DATA_H
#include <stdint.h>
-#include "libavutil/rational.h"
#include "h264.h"
-static const uint8_t golomb_to_pict_type[5] = {
- AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, AV_PICTURE_TYPE_I,
- AV_PICTURE_TYPE_SP, AV_PICTURE_TYPE_SI
-};
-
-static const uint8_t golomb_to_intra4x4_cbp[48] = {
- 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
-};
+extern const uint8_t ff_h264_golomb_to_pict_type[5];
+extern const uint8_t ff_h264_golomb_to_intra4x4_cbp[48];
+extern const uint8_t ff_h264_golomb_to_inter_cbp[48];
-static const uint8_t golomb_to_inter_cbp[48] = {
- 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
-};
-
-static const uint8_t zigzag_scan[16+1] = {
- 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,
-};
-
-static const uint8_t chroma_dc_scan[4] = {
- (0 + 0 * 2) * 16, (1 + 0 * 2) * 16,
- (0 + 1 * 2) * 16, (1 + 1 * 2) * 16,
-};
-
-static const uint8_t chroma422_dc_scan[8] = {
- (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,
-};
+extern const uint8_t ff_h264_chroma_dc_scan[4];
+extern const uint8_t ff_h264_chroma422_dc_scan[8];
typedef struct IMbInfo {
uint16_t type;
uint8_t cbp;
} IMbInfo;
-static const IMbInfo i_mb_type_info[26] = {
- { 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 },
-};
+extern const IMbInfo ff_h264_i_mb_type_info[26];
typedef struct PMbInfo {
uint16_t type;
uint8_t partition_count;
} PMbInfo;
-static const PMbInfo p_mb_type_info[5] = {
- { 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 },
-};
-
-static const PMbInfo p_sub_mb_type_info[4] = {
- { 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 },
-};
-
-static const PMbInfo b_mb_type_info[23] = {
- { 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, },
-};
-
-static const PMbInfo b_sub_mb_type_info[13] = {
- { 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, },
-};
+extern const PMbInfo ff_h264_p_mb_type_info[5];
+extern const PMbInfo ff_h264_p_sub_mb_type_info[4];
+extern const PMbInfo ff_h264_b_mb_type_info[23];
+extern const PMbInfo ff_h264_b_sub_mb_type_info[13];
static const AVRational ff_h264_pixel_aspect[17] = {
{ 0, 1 },
projects / ffmpeg / blobdiff