Commit | Line | Data |
---|---|---|
2ba45a60 DM |
1 | /* |
2 | * | |
3 | * This file is part of FFmpeg. | |
4 | * | |
5 | * FFmpeg is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU Lesser General Public | |
7 | * License as published by the Free Software Foundation; either | |
8 | * version 2.1 of the License, or (at your option) any later version. | |
9 | * | |
10 | * FFmpeg is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * Lesser General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU Lesser General Public | |
16 | * License along with FFmpeg; if not, write to the Free Software | |
17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
18 | */ | |
19 | ||
20 | #ifndef AVCODEC_ERROR_RESILIENCE_H | |
21 | #define AVCODEC_ERROR_RESILIENCE_H | |
22 | ||
23 | #include <stdint.h> | |
24 | ||
25 | #include "avcodec.h" | |
26 | #include "me_cmp.h" | |
27 | #include "thread.h" | |
28 | ||
29 | ///< current MB is the first after a resync marker | |
30 | #define VP_START 1 | |
31 | #define ER_AC_ERROR 2 | |
32 | #define ER_DC_ERROR 4 | |
33 | #define ER_MV_ERROR 8 | |
34 | #define ER_AC_END 16 | |
35 | #define ER_DC_END 32 | |
36 | #define ER_MV_END 64 | |
37 | ||
38 | #define ER_MB_ERROR (ER_AC_ERROR|ER_DC_ERROR|ER_MV_ERROR) | |
39 | #define ER_MB_END (ER_AC_END|ER_DC_END|ER_MV_END) | |
40 | ||
41 | typedef struct ERPicture { | |
42 | AVFrame *f; | |
43 | ThreadFrame *tf; | |
44 | ||
45 | // it's the caller's responsibility to allocate these buffers | |
46 | int16_t (*motion_val[2])[2]; | |
47 | int8_t *ref_index[2]; | |
48 | ||
49 | uint32_t *mb_type; | |
50 | int field_picture; | |
51 | } ERPicture; | |
52 | ||
53 | typedef struct ERContext { | |
54 | AVCodecContext *avctx; | |
55 | MECmpContext *mecc; | |
56 | ||
57 | int *mb_index2xy; | |
58 | int mb_num; | |
59 | int mb_width, mb_height; | |
60 | int mb_stride; | |
61 | int b8_stride; | |
62 | ||
63 | int error_count, error_occurred; | |
64 | uint8_t *error_status_table; | |
65 | uint8_t *er_temp_buffer; | |
66 | int16_t *dc_val[3]; | |
67 | uint8_t *mbskip_table; | |
68 | uint8_t *mbintra_table; | |
69 | int mv[2][4][2]; | |
70 | ||
71 | ERPicture cur_pic; | |
72 | ERPicture last_pic; | |
73 | ERPicture next_pic; | |
74 | ||
75 | AVBufferRef *ref_index_buf[2]; | |
76 | AVBufferRef *motion_val_buf[2]; | |
77 | ||
78 | uint16_t pp_time; | |
79 | uint16_t pb_time; | |
80 | int quarter_sample; | |
81 | int partitioned_frame; | |
82 | int ref_count; | |
83 | ||
84 | void (*decode_mb)(void *opaque, int ref, int mv_dir, int mv_type, | |
85 | int (*mv)[2][4][2], | |
86 | int mb_x, int mb_y, int mb_intra, int mb_skipped); | |
87 | void *opaque; | |
88 | } ERContext; | |
89 | ||
90 | void ff_er_frame_start(ERContext *s); | |
91 | void ff_er_frame_end(ERContext *s); | |
92 | void ff_er_add_slice(ERContext *s, int startx, int starty, int endx, int endy, | |
93 | int status); | |
94 | ||
95 | #endif /* AVCODEC_ERROR_RESILIENCE_H */ |