2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 #ifndef AVCODEC_ERROR_RESILIENCE_H
20 #define AVCODEC_ERROR_RESILIENCE_H
23 #include <stdatomic.h>
29 ///< current MB is the first after a resync marker
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)
41 typedef struct ERPicture {
45 // it is the caller's responsibility to allocate these buffers
46 int16_t (*motion_val[2])[2];
53 typedef struct ERContext {
54 AVCodecContext *avctx;
60 int mb_width, mb_height;
64 atomic_int error_count;
66 uint8_t *error_status_table;
67 uint8_t *er_temp_buffer;
69 uint8_t *mbskip_table;
70 uint8_t *mbintra_table;
77 AVBufferRef *ref_index_buf[2];
78 AVBufferRef *motion_val_buf[2];
83 int partitioned_frame;
86 void (*decode_mb)(void *opaque, int ref, int mv_dir, int mv_type,
88 int mb_x, int mb_y, int mb_intra, int mb_skipped);
92 void ff_er_frame_start(ERContext *s);
93 void ff_er_frame_end(ERContext *s);
94 void ff_er_add_slice(ERContext *s, int startx, int starty, int endx, int endy,
97 #endif /* AVCODEC_ERROR_RESILIENCE_H */