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libavfilter
vf_idet.h
Go to the documentation of this file.
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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 AVFILTER_IDET_H
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#define AVFILTER_IDET_H
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#include "
libavutil/pixdesc.h
"
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#include "
avfilter.h
"
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#define HIST_SIZE 4
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typedef
int
(*
ff_idet_filter_func
)(
const
uint8_t
*
a
,
const
uint8_t
*
b
,
const
uint8_t
*
c
,
int
w);
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typedef
enum
{
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TFF
,
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BFF
,
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PROGRESSIVE
,
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UNDETERMINED
,
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}
Type
;
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typedef
enum
{
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REPEAT_NONE
,
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REPEAT_TOP
,
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REPEAT_BOTTOM
,
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}
RepeatedField
;
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typedef
struct
{
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const
AVClass
*
class
;
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float
interlace_threshold
;
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float
progressive_threshold
;
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float
repeat_threshold
;
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float
half_life
;
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uint64_t
decay_coefficient
;
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Type
last_type
;
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uint64_t repeats[3];
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uint64_t prestat[4];
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uint64_t poststat[4];
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uint64_t total_repeats[3];
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uint64_t total_prestat[4];
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uint64_t total_poststat[4];
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uint8_t
history[
HIST_SIZE
];
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AVFrame
*
cur
;
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AVFrame
*
next
;
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AVFrame
*
prev
;
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ff_idet_filter_func
filter_line
;
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int
interlaced_flag_accuracy
;
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int
analyze_interlaced_flag
;
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int
analyze_interlaced_flag_done
;
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const
AVPixFmtDescriptor
*
csp
;
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int
eof
;
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}
IDETContext
;
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void
ff_idet_init_x86
(
IDETContext
*idet,
int
for_16b);
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/* main fall-back for left-over */
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int
ff_idet_filter_line_c
(
const
uint8_t
*
a
,
const
uint8_t
*
b
,
const
uint8_t
*
c
,
int
w);
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int
ff_idet_filter_line_c_16bit
(
const
uint16_t *
a
,
const
uint16_t *
b
,
const
uint16_t *
c
,
int
w);
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#endif
AVFrame
This structure describes decoded (raw) audio or video data.
Definition:
frame.h:187
REPEAT_BOTTOM
Definition:
vf_idet.h:39
REPEAT_NONE
Definition:
vf_idet.h:37
avfilter.h
Main libavfilter public API header.
UNDETERMINED
Definition:
vf_idet.h:33
b
const char * b
Definition:
vf_curves.c:113
PROGRESSIVE
Definition:
vf_idet.h:32
IDETContext::interlace_threshold
float interlace_threshold
Definition:
vf_idet.h:44
IDETContext::csp
const AVPixFmtDescriptor * csp
Definition:
vf_idet.h:70
IDETContext::eof
int eof
Definition:
vf_idet.h:71
ff_idet_filter_line_c_16bit
int ff_idet_filter_line_c_16bit(const uint16_t *a, const uint16_t *b, const uint16_t *c, int w)
Definition:
vf_idet.c:100
IDETContext::progressive_threshold
float progressive_threshold
Definition:
vf_idet.h:45
uint8_t
uint8_t
Definition:
audio_convert.c:194
BFF
Definition:
vf_idet.h:31
IDETContext::decay_coefficient
uint64_t decay_coefficient
Definition:
vf_idet.h:48
REPEAT_TOP
Definition:
vf_idet.h:38
IDETContext::half_life
float half_life
Definition:
vf_idet.h:47
ff_idet_filter_line_c
int ff_idet_filter_line_c(const uint8_t *a, const uint8_t *b, const uint8_t *c, int w)
Definition:
vf_idet.c:87
ff_idet_init_x86
void ff_idet_init_x86(IDETContext *idet, int for_16b)
Definition:
vf_idet_init.c:69
IDETContext::next
AVFrame * next
Definition:
vf_idet.h:62
IDETContext::analyze_interlaced_flag
int analyze_interlaced_flag
Definition:
vf_idet.h:67
HIST_SIZE
#define HIST_SIZE
Definition:
vf_idet.h:25
pixdesc.h
Type
Type
Definition:
vf_idet.h:29
IDETContext::filter_line
ff_idet_filter_func filter_line
Definition:
vf_idet.h:64
AVPixFmtDescriptor
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition:
pixdesc.h:81
IDETContext::repeat_threshold
float repeat_threshold
Definition:
vf_idet.h:46
RepeatedField
RepeatedField
Definition:
vf_idet.h:36
IDETContext
Definition:
vf_idet.h:42
TFF
Definition:
vf_idet.h:30
AVClass
Describe the class of an AVClass context structure.
Definition:
log.h:67
IDETContext::last_type
Type last_type
Definition:
vf_idet.h:50
int
int
Definition:
ffmpeg_filter.c:190
IDETContext::cur
AVFrame * cur
Definition:
vf_idet.h:61
c
static double c[64]
Definition:
vsrc_mptestsrc.c:87
IDETContext::analyze_interlaced_flag_done
int analyze_interlaced_flag_done
Definition:
vf_idet.h:68
IDETContext::interlaced_flag_accuracy
int interlaced_flag_accuracy
Definition:
vf_idet.h:66
IDETContext::prev
AVFrame * prev
Definition:
vf_idet.h:63
a
a
Definition:
h264pred_template.c:468
ff_idet_filter_func
int(* ff_idet_filter_func)(const uint8_t *a, const uint8_t *b, const uint8_t *c, int w)
Definition:
vf_idet.h:27
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