/* * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVCODEC_ERROR_RESILIENCE_H #define AVCODEC_ERROR_RESILIENCE_H #include <stdint.h> #include "avcodec.h" #include "me_cmp.h" #include "thread.h" ///< current MB is the first after a resync marker #define VP_START 1 #define ER_AC_ERROR 2 #define ER_DC_ERROR 4 #define ER_MV_ERROR 8 #define ER_AC_END 16 #define ER_DC_END 32 #define ER_MV_END 64 #define ER_MB_ERROR (ER_AC_ERROR|ER_DC_ERROR|ER_MV_ERROR) #define ER_MB_END (ER_AC_END|ER_DC_END|ER_MV_END) typedef struct ERPicture { AVFrame *f; ThreadFrame *tf; // it is the caller's responsibility to allocate these buffers int16_t (*motion_val[2])[2]; int8_t *ref_index[2]; uint32_t *mb_type; int field_picture; } ERPicture; typedef struct ERContext { AVCodecContext *avctx; MECmpContext mecc; int mecc_inited; int *mb_index2xy; int mb_num; int mb_width, mb_height; ptrdiff_t mb_stride; ptrdiff_t b8_stride; volatile int error_count; int error_occurred; uint8_t *error_status_table; uint8_t *er_temp_buffer; int16_t *dc_val[3]; uint8_t *mbskip_table; uint8_t *mbintra_table; int mv[2][4][2]; ERPicture cur_pic; ERPicture last_pic; ERPicture next_pic; AVBufferRef *ref_index_buf[2]; AVBufferRef *motion_val_buf[2]; uint16_t pp_time; uint16_t pb_time; int quarter_sample; int partitioned_frame; int ref_count; void (*decode_mb)(void *opaque, int ref, int mv_dir, int mv_type, int (*mv)[2][4][2], int mb_x, int mb_y, int mb_intra, int mb_skipped); void *opaque; } ERContext; void ff_er_frame_start(ERContext *s); void ff_er_frame_end(ERContext *s); void ff_er_add_slice(ERContext *s, int startx, int starty, int endx, int endy, int status); #endif /* AVCODEC_ERROR_RESILIENCE_H */