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Stefan Westerfeld
ffmpeg
Commits
f7ddf4fc
Commit
f7ddf4fc
authored
Oct 18, 2021
by
Paul B Mahol
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avfilter/af_alimiter: add timeline and commands support
parent
49597300
Changes
1
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1 changed file
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11 additions
and
10 deletions
+11
-10
af_alimiter.c
libavfilter/af_alimiter.c
+11
-10
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libavfilter/af_alimiter.c
View file @
f7ddf4fc
...
...
@@ -62,18 +62,17 @@ typedef struct AudioLimiterContext {
}
AudioLimiterContext
;
#define OFFSET(x) offsetof(AudioLimiterContext, x)
#define A AV_OPT_FLAG_AUDIO_PARAM
#define F AV_OPT_FLAG_FILTERING_PARAM
#define AF AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_RUNTIME_PARAM
static
const
AVOption
alimiter_options
[]
=
{
{
"level_in"
,
"set input level"
,
OFFSET
(
level_in
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
1
},.
015625
,
64
,
A
|
F
},
{
"level_out"
,
"set output level"
,
OFFSET
(
level_out
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
1
},.
015625
,
64
,
A
|
F
},
{
"limit"
,
"set limit"
,
OFFSET
(
limit
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
1
},
0
.
0625
,
1
,
A
|
F
},
{
"attack"
,
"set attack"
,
OFFSET
(
attack
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
5
},
0
.
1
,
80
,
A
|
F
},
{
"release"
,
"set release"
,
OFFSET
(
release
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
50
},
1
,
8000
,
A
|
F
},
{
"asc"
,
"enable asc"
,
OFFSET
(
auto_release
),
AV_OPT_TYPE_BOOL
,
{.
i64
=
0
},
0
,
1
,
A
|
F
},
{
"asc_level"
,
"set asc level"
,
OFFSET
(
asc_coeff
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
0
.
5
},
0
,
1
,
A
|
F
},
{
"level"
,
"auto level"
,
OFFSET
(
auto_level
),
AV_OPT_TYPE_BOOL
,
{.
i64
=
1
},
0
,
1
,
A
|
F
},
{
"level_in"
,
"set input level"
,
OFFSET
(
level_in
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
1
},.
015625
,
64
,
AF
},
{
"level_out"
,
"set output level"
,
OFFSET
(
level_out
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
1
},.
015625
,
64
,
AF
},
{
"limit"
,
"set limit"
,
OFFSET
(
limit
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
1
},
0
.
0625
,
1
,
AF
},
{
"attack"
,
"set attack"
,
OFFSET
(
attack
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
5
},
0
.
1
,
80
,
AF
},
{
"release"
,
"set release"
,
OFFSET
(
release
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
50
},
1
,
8000
,
AF
},
{
"asc"
,
"enable asc"
,
OFFSET
(
auto_release
),
AV_OPT_TYPE_BOOL
,
{.
i64
=
0
},
0
,
1
,
AF
},
{
"asc_level"
,
"set asc level"
,
OFFSET
(
asc_coeff
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
0
.
5
},
0
,
1
,
AF
},
{
"level"
,
"auto level"
,
OFFSET
(
auto_level
),
AV_OPT_TYPE_BOOL
,
{.
i64
=
1
},
0
,
1
,
AF
},
{
NULL
}
};
...
...
@@ -339,4 +338,6 @@ const AVFilter ff_af_alimiter = {
FILTER_INPUTS
(
alimiter_inputs
),
FILTER_OUTPUTS
(
alimiter_outputs
),
FILTER_SINGLE_SAMPLEFMT
(
AV_SAMPLE_FMT_DBL
),
.
process_command
=
ff_filter_process_command
,
.
flags
=
AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
,
};
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