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move defines and enums out of cavsdata.h

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Originally committed as revision 8944 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2007-05-08 23:58:35 +00:00
parent 1fddeecd1d
commit b88e211426
3 changed files with 157 additions and 129 deletions
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3
libavcodec/cavs.c
View File

@ -29,9 +29,10 @@
#include "bitstream.h"
#include "golomb.h"
#include "mpegvideo.h"
#include "cavs.h"
#ifdef CONFIG_CAVS_DECODER
#include "cavsdata.h"
#ifdef CONFIG_CAVS_DECODER
typedef struct {
MpegEncContext s;
Picture picture; ///< currently decoded frame

154
libavcodec/cavs.h Normal file
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@ -0,0 +1,154 @@
/*
* Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
* Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef CAVS_H
#define CAVS_H
#include "dsputil.h"
#define SLICE_MIN_START_CODE 0x00000101
#define SLICE_MAX_START_CODE 0x000001af
#define EXT_START_CODE 0x000001b5
#define USER_START_CODE 0x000001b2
#define CAVS_START_CODE 0x000001b0
#define PIC_I_START_CODE 0x000001b3
#define PIC_PB_START_CODE 0x000001b6
#define A_AVAIL 1
#define B_AVAIL 2
#define C_AVAIL 4
#define D_AVAIL 8
#define NOT_AVAIL -1
#define REF_INTRA -2
#define REF_DIR -3
#define ESCAPE_CODE 59
#define FWD0 0x01
#define FWD1 0x02
#define BWD0 0x04
#define BWD1 0x08
#define SYM0 0x10
#define SYM1 0x20
#define SPLITH 0x40
#define SPLITV 0x80
#define MV_BWD_OFFS 12
#define MV_STRIDE 4
enum mb_t {
I_8X8 = 0,
P_SKIP,
P_16X16,
P_16X8,
P_8X16,
P_8X8,
B_SKIP,
B_DIRECT,
B_FWD_16X16,
B_BWD_16X16,
B_SYM_16X16,
B_8X8 = 29
};
enum sub_mb_t {
B_SUB_DIRECT,
B_SUB_FWD,
B_SUB_BWD,
B_SUB_SYM
};
enum intra_luma_t {
INTRA_L_VERT,
INTRA_L_HORIZ,
INTRA_L_LP,
INTRA_L_DOWN_LEFT,
INTRA_L_DOWN_RIGHT,
INTRA_L_LP_LEFT,
INTRA_L_LP_TOP,
INTRA_L_DC_128
};
enum intra_chroma_t {
INTRA_C_LP,
INTRA_C_HORIZ,
INTRA_C_VERT,
INTRA_C_PLANE,
INTRA_C_LP_LEFT,
INTRA_C_LP_TOP,
INTRA_C_DC_128,
};
enum mv_pred_t {
MV_PRED_MEDIAN,
MV_PRED_LEFT,
MV_PRED_TOP,
MV_PRED_TOPRIGHT,
MV_PRED_PSKIP,
MV_PRED_BSKIP
};
enum block_t {
BLK_16X16,
BLK_16X8,
BLK_8X16,
BLK_8X8
};
enum mv_loc_t {
MV_FWD_D3 = 0,
MV_FWD_B2,
MV_FWD_B3,
MV_FWD_C2,
MV_FWD_A1,
MV_FWD_X0,
MV_FWD_X1,
MV_FWD_A3 = 8,
MV_FWD_X2,
MV_FWD_X3,
MV_BWD_D3 = MV_BWD_OFFS,
MV_BWD_B2,
MV_BWD_B3,
MV_BWD_C2,
MV_BWD_A1,
MV_BWD_X0,
MV_BWD_X1,
MV_BWD_A3 = MV_BWD_OFFS+8,
MV_BWD_X2,
MV_BWD_X3
};
DECLARE_ALIGNED_8(typedef, struct) {
int16_t x;
int16_t y;
int16_t dist;
int16_t ref;
} vector_t;
typedef struct residual_vlc_t {
int8_t rltab[59][3];
int8_t level_add[27];
int8_t golomb_order;
int inc_limit;
int8_t max_run;
} residual_vlc_t;
#endif /* CAVS_H */

129
libavcodec/cavsdata.h
View File

@ -19,119 +19,8 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define SLICE_MIN_START_CODE 0x00000101
#define SLICE_MAX_START_CODE 0x000001af
#define EXT_START_CODE 0x000001b5
#define USER_START_CODE 0x000001b2
#define CAVS_START_CODE 0x000001b0
#define PIC_I_START_CODE 0x000001b3
#define PIC_PB_START_CODE 0x000001b6
#include "cavs.h"
#define A_AVAIL 1
#define B_AVAIL 2
#define C_AVAIL 4
#define D_AVAIL 8
#define NOT_AVAIL -1
#define REF_INTRA -2
#define REF_DIR -3
#define ESCAPE_CODE 59
#define FWD0 0x01
#define FWD1 0x02
#define BWD0 0x04
#define BWD1 0x08
#define SYM0 0x10
#define SYM1 0x20
#define SPLITH 0x40
#define SPLITV 0x80
#define MV_BWD_OFFS 12
#define MV_STRIDE 4
enum mb_t {
I_8X8 = 0,
P_SKIP,
P_16X16,
P_16X8,
P_8X16,
P_8X8,
B_SKIP,
B_DIRECT,
B_FWD_16X16,
B_BWD_16X16,
B_SYM_16X16,
B_8X8 = 29
};
enum sub_mb_t {
B_SUB_DIRECT,
B_SUB_FWD,
B_SUB_BWD,
B_SUB_SYM
};
enum intra_luma_t {
INTRA_L_VERT,
INTRA_L_HORIZ,
INTRA_L_LP,
INTRA_L_DOWN_LEFT,
INTRA_L_DOWN_RIGHT,
INTRA_L_LP_LEFT,
INTRA_L_LP_TOP,
INTRA_L_DC_128
};
enum intra_chroma_t {
INTRA_C_LP,
INTRA_C_HORIZ,
INTRA_C_VERT,
INTRA_C_PLANE,
INTRA_C_LP_LEFT,
INTRA_C_LP_TOP,
INTRA_C_DC_128,
};
enum mv_pred_t {
MV_PRED_MEDIAN,
MV_PRED_LEFT,
MV_PRED_TOP,
MV_PRED_TOPRIGHT,
MV_PRED_PSKIP,
MV_PRED_BSKIP
};
enum block_t {
BLK_16X16,
BLK_16X8,
BLK_8X16,
BLK_8X8
};
enum mv_loc_t {
MV_FWD_D3 = 0,
MV_FWD_B2,
MV_FWD_B3,
MV_FWD_C2,
MV_FWD_A1,
MV_FWD_X0,
MV_FWD_X1,
MV_FWD_A3 = 8,
MV_FWD_X2,
MV_FWD_X3,
MV_BWD_D3 = MV_BWD_OFFS,
MV_BWD_B2,
MV_BWD_B3,
MV_BWD_C2,
MV_BWD_A1,
MV_BWD_X0,
MV_BWD_X1,
MV_BWD_A3 = MV_BWD_OFFS+8,
MV_BWD_X2,
MV_BWD_X3
};
#ifdef CONFIG_CAVS_DECODER
static const uint8_t partition_flags[30] = {
0, //I_8X8
0, //P_SKIP
@ -212,13 +101,6 @@ static const uint16_t dequant_mul[64] = {
32771,35734,38965,42497,46341,50535,55109,60099
};
DECLARE_ALIGNED_8(typedef, struct) {
int16_t x;
int16_t y;
int16_t dist;
int16_t ref;
} vector_t;
/** marks block as unavailable, i.e. out of picture
or not yet decoded */
static const vector_t un_mv = {0,0,1,NOT_AVAIL};
@ -230,14 +112,6 @@ static const vector_t dir_mv = {0,0,1,REF_DIR};
/** marks block as using intra prediction */
static const vector_t intra_mv = {0,0,1,REF_INTRA};
typedef struct residual_vlc_t {
int8_t rltab[59][3];
int8_t level_add[27];
int8_t golomb_order;
int inc_limit;
int8_t max_run;
} residual_vlc_t;
#define EOB 0,0,0
static const residual_vlc_t intra_2dvlc[7] = {
@ -640,4 +514,3 @@ static const int_fast8_t left_modifier_l[8] = { 0,-1, 6,-1,-1, 7, 6, 7};
static const int_fast8_t top_modifier_l[8] = {-1, 1, 5,-1,-1, 5, 7, 7};
static const int_fast8_t left_modifier_c[7] = { 5,-1, 2,-1, 6, 5, 6};
static const int_fast8_t top_modifier_c[7] = { 4, 1,-1,-1, 4, 6, 6};
#endif /* CONFIG_CAVS_DECODER */