Libav
libavcodec
error_resilience.h
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/*
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_ERROR_RESILIENCE_H
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#define AVCODEC_ERROR_RESILIENCE_H
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#include <stdint.h>
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#include "
avcodec.h
"
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#include "
me_cmp.h
"
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#include "
thread.h
"
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#define VP_START 1
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#define ER_AC_ERROR 2
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#define ER_DC_ERROR 4
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#define ER_MV_ERROR 8
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#define ER_AC_END 16
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#define ER_DC_END 32
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#define ER_MV_END 64
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#define ER_MB_ERROR (ER_AC_ERROR|ER_DC_ERROR|ER_MV_ERROR)
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#define ER_MB_END (ER_AC_END|ER_DC_END|ER_MV_END)
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typedef
struct
ERPicture
{
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AVFrame
*
f
;
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ThreadFrame
*
tf
;
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// it's the caller responsability to allocate these buffers
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int16_t (*
motion_val
[2])[2];
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int8_t *
ref_index
[2];
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uint32_t *
mb_type
;
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int
field_picture
;
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}
ERPicture
;
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typedef
struct
ERContext
{
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AVCodecContext
*
avctx
;
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MECmpContext
*
mecc
;
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int
*
mb_index2xy
;
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int
mb_num
;
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int
mb_width
, mb_height;
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int
mb_stride
;
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int
b8_stride
;
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int
error_count,
error_occurred
;
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uint8_t
*
error_status_table
;
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uint8_t
*
er_temp_buffer
;
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int16_t *dc_val[3];
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uint8_t
*
mbskip_table
;
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uint8_t
*
mbintra_table
;
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int
mv
[2][4][2];
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ERPicture
cur_pic
;
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ERPicture
last_pic
;
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ERPicture
next_pic
;
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uint16_t
pp_time
;
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uint16_t
pb_time
;
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int
quarter_sample
;
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int
partitioned_frame
;
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int
ref_count
;
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void
(*
decode_mb
)(
void
*opaque,
int
ref,
int
mv_dir,
int
mv_type,
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int (*mv)[2][4][2],
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int
mb_x,
int
mb_y,
int
mb_intra,
int
mb_skipped);
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void
*
opaque
;
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}
ERContext
;
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void
ff_er_frame_start
(
ERContext
*s);
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void
ff_er_frame_end
(
ERContext
*s);
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void
ff_er_add_slice
(
ERContext
*s,
int
startx,
int
starty,
int
endx,
int
endy,
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int
status);
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#endif
/* AVCODEC_ERROR_RESILIENCE_H */
ERContext::mecc
MECmpContext * mecc
Definition:
error_resilience.h:55
AVFrame
This structure describes decoded (raw) audio or video data.
Definition:
frame.h:135
ERContext
Definition:
error_resilience.h:53
ERPicture::mb_type
uint32_t * mb_type
Definition:
error_resilience.h:49
ERContext::last_pic
ERPicture last_pic
Definition:
error_resilience.h:72
ERContext::opaque
void * opaque
Definition:
error_resilience.h:84
ERContext::pp_time
uint16_t pp_time
Definition:
error_resilience.h:75
ERContext::quarter_sample
int quarter_sample
Definition:
error_resilience.h:77
uint8_t
uint8_t
Definition:
audio_convert.c:194
thread.h
Multithreading support functions.
ERContext::ref_count
int ref_count
Definition:
error_resilience.h:79
ERContext::cur_pic
ERPicture cur_pic
Definition:
error_resilience.h:71
ERContext::mb_width
int mb_width
Definition:
error_resilience.h:59
ERPicture::tf
ThreadFrame * tf
Definition:
error_resilience.h:43
ERContext::mbintra_table
uint8_t * mbintra_table
Definition:
error_resilience.h:68
ERContext::mb_index2xy
int * mb_index2xy
Definition:
error_resilience.h:57
ERContext::error_status_table
uint8_t * error_status_table
Definition:
error_resilience.h:64
ERContext::er_temp_buffer
uint8_t * er_temp_buffer
Definition:
error_resilience.h:65
ff_er_frame_end
void ff_er_frame_end(ERContext *s)
Definition:
error_resilience.c:818
ERContext::pb_time
uint16_t pb_time
Definition:
error_resilience.h:76
decode_mb
static int decode_mb(ASV1Context *a, int16_t block[6][64])
Definition:
asvdec.c:165
ThreadFrame
Definition:
thread.h:35
me_cmp.h
mv
static const int8_t mv[256][2]
Definition:
4xm.c:75
avcodec.h
Libavcodec external API header.
ERContext::next_pic
ERPicture next_pic
Definition:
error_resilience.h:73
AVCodecContext
main external API structure.
Definition:
avcodec.h:1050
void
static void(WINAPI *cond_broadcast)(pthread_cond_t *cond)
ff_er_frame_start
void ff_er_frame_start(ERContext *s)
Definition:
error_resilience.c:732
ERContext::avctx
AVCodecContext * avctx
Definition:
error_resilience.h:54
ERPicture::ref_index
int8_t * ref_index[2]
Definition:
error_resilience.h:47
ff_er_add_slice
void ff_er_add_slice(ERContext *s, int startx, int starty, int endx, int endy, int status)
Add a slice.
Definition:
error_resilience.c:750
ERContext::partitioned_frame
int partitioned_frame
Definition:
error_resilience.h:78
ERContext::mb_stride
int mb_stride
Definition:
error_resilience.h:60
ERPicture::f
AVFrame * f
Definition:
error_resilience.h:42
ERContext::mb_num
int mb_num
Definition:
error_resilience.h:58
ERContext::error_occurred
int error_occurred
Definition:
error_resilience.h:63
ERPicture::motion_val
int16_t(*[2] motion_val)[2]
Definition:
error_resilience.h:46
ERContext::b8_stride
int b8_stride
Definition:
error_resilience.h:61
ERPicture::field_picture
int field_picture
Definition:
error_resilience.h:50
MECmpContext
Definition:
me_cmp.h:38
ERContext::mbskip_table
uint8_t * mbskip_table
Definition:
error_resilience.h:67
ERPicture
Definition:
error_resilience.h:41
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