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Linshizhi
ffmpeg.wasm-core
Commits
7536c671
Commit
7536c671
authored
Feb 25, 2013
by
Anton Khirnov
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vf_yadif: switch to an AVOptions-based system.
parent
b83e9efc
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3 changed files
with
35 additions
and
26 deletions
+35
-26
filters.texi
doc/filters.texi
+13
-7
vf_yadif.c
libavfilter/vf_yadif.c
+21
-19
yadif.h
libavfilter/yadif.h
+1
-0
No files found.
doc/filters.texi
View file @
7536c671
...
@@ -2214,10 +2214,12 @@ Flip the input video vertically.
...
@@ -2214,10 +2214,12 @@ Flip the input video vertically.
Deinterlace the input video ("yadif" means "yet another deinterlacing
Deinterlace the input video ("yadif" means "yet another deinterlacing
filter").
filter").
It accepts the optional parameters: @var{mode}:@var{parity}:@var{auto}.
This filter accepts the following options:
@table @option
@
var{mode} specifies the interlacing mode to adopt, accepts one of th
e
@
item mod
e
following values:
The interlacing mode to adopt, accepts one of the
following values:
@table @option
@table @option
@item 0
@item 0
...
@@ -2232,8 +2234,9 @@ like 1 but skips spatial interlacing check
...
@@ -2232,8 +2234,9 @@ like 1 but skips spatial interlacing check
Default value is 0.
Default value is 0.
@var{parity} specifies the picture field parity assumed for the input
@item parity
interlaced video, accepts one of the following values:
The picture field parity assumed for the input interlaced video, accepts one of
the following values:
@table @option
@table @option
@item 0
@item 0
...
@@ -2248,8 +2251,9 @@ Default value is -1.
...
@@ -2248,8 +2251,9 @@ Default value is -1.
If interlacing is unknown or decoder does not export this information,
If interlacing is unknown or decoder does not export this information,
top field first will be assumed.
top field first will be assumed.
@var{auto} specifies if deinterlacer should trust the interlaced flag
@item auto
and only deinterlace frames marked as interlaced
Whether deinterlacer should trust the interlaced flag and only deinterlace
frames marked as interlaced
@table @option
@table @option
@item 0
@item 0
...
@@ -2260,6 +2264,8 @@ only deinterlace frames marked as interlaced
...
@@ -2260,6 +2264,8 @@ only deinterlace frames marked as interlaced
Default value is 0.
Default value is 0.
@end table
@c man end VIDEO FILTERS
@c man end VIDEO FILTERS
@chapter Video Sources
@chapter Video Sources
...
...
libavfilter/vf_yadif.c
View file @
7536c671
...
@@ -21,6 +21,7 @@
...
@@ -21,6 +21,7 @@
#include "libavutil/cpu.h"
#include "libavutil/cpu.h"
#include "libavutil/common.h"
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "avfilter.h"
#include "formats.h"
#include "formats.h"
...
@@ -429,24 +430,6 @@ static int query_formats(AVFilterContext *ctx)
...
@@ -429,24 +430,6 @@ static int query_formats(AVFilterContext *ctx)
return
0
;
return
0
;
}
}
static
av_cold
int
init
(
AVFilterContext
*
ctx
,
const
char
*
args
)
{
YADIFContext
*
yadif
=
ctx
->
priv
;
yadif
->
mode
=
0
;
yadif
->
parity
=
-
1
;
yadif
->
auto_enable
=
0
;
if
(
args
)
sscanf
(
args
,
"%d:%d:%d"
,
&
yadif
->
mode
,
&
yadif
->
parity
,
&
yadif
->
auto_enable
);
av_log
(
ctx
,
AV_LOG_VERBOSE
,
"mode:%d parity:%d auto_enable:%d
\n
"
,
yadif
->
mode
,
yadif
->
parity
,
yadif
->
auto_enable
);
return
0
;
}
static
int
config_props
(
AVFilterLink
*
link
)
static
int
config_props
(
AVFilterLink
*
link
)
{
{
YADIFContext
*
s
=
link
->
src
->
priv
;
YADIFContext
*
s
=
link
->
src
->
priv
;
...
@@ -471,6 +454,25 @@ static int config_props(AVFilterLink *link)
...
@@ -471,6 +454,25 @@ static int config_props(AVFilterLink *link)
return
0
;
return
0
;
}
}
#define OFFSET(x) offsetof(YADIFContext, x)
#define FLAGS AV_OPT_FLAG_VIDEO_PARAM
static
const
AVOption
options
[]
=
{
{
"mode"
,
NULL
,
OFFSET
(
mode
),
AV_OPT_TYPE_INT
,
{
.
i64
=
0
},
0
,
3
,
FLAGS
},
{
"parity"
,
NULL
,
OFFSET
(
parity
),
AV_OPT_TYPE_INT
,
{
.
i64
=
-
1
},
-
1
,
1
,
FLAGS
,
"parity"
},
{
"auto"
,
NULL
,
0
,
AV_OPT_TYPE_CONST
,
{
.
i64
=
-
1
},
.
unit
=
"parity"
},
{
"tff"
,
NULL
,
0
,
AV_OPT_TYPE_CONST
,
{
.
i64
=
0
},
.
unit
=
"parity"
},
{
"bff"
,
NULL
,
0
,
AV_OPT_TYPE_CONST
,
{
.
i64
=
1
},
.
unit
=
"parity"
},
{
"auto"
,
NULL
,
OFFSET
(
auto_enable
),
AV_OPT_TYPE_INT
,
{
.
i64
=
0
},
0
,
1
,
FLAGS
},
{
NULL
},
};
static
const
AVClass
yadif_class
=
{
.
class_name
=
"yadif"
,
.
item_name
=
av_default_item_name
,
.
option
=
options
,
.
version
=
LIBAVUTIL_VERSION_INT
,
};
static
const
AVFilterPad
avfilter_vf_yadif_inputs
[]
=
{
static
const
AVFilterPad
avfilter_vf_yadif_inputs
[]
=
{
{
{
.
name
=
"default"
,
.
name
=
"default"
,
...
@@ -497,7 +499,7 @@ AVFilter avfilter_vf_yadif = {
...
@@ -497,7 +499,7 @@ AVFilter avfilter_vf_yadif = {
.
description
=
NULL_IF_CONFIG_SMALL
(
"Deinterlace the input image"
),
.
description
=
NULL_IF_CONFIG_SMALL
(
"Deinterlace the input image"
),
.
priv_size
=
sizeof
(
YADIFContext
),
.
priv_size
=
sizeof
(
YADIFContext
),
.
init
=
init
,
.
priv_class
=
&
yadif_class
,
.
uninit
=
uninit
,
.
uninit
=
uninit
,
.
query_formats
=
query_formats
,
.
query_formats
=
query_formats
,
...
...
libavfilter/yadif.h
View file @
7536c671
...
@@ -23,6 +23,7 @@
...
@@ -23,6 +23,7 @@
#include "avfilter.h"
#include "avfilter.h"
typedef
struct
YADIFContext
{
typedef
struct
YADIFContext
{
const
AVClass
*
class
;
/**
/**
* 0: send 1 frame for each frame
* 0: send 1 frame for each frame
* 1: send 1 frame for each field
* 1: send 1 frame for each field
...
...
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