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submodule
ffmpeg
Commits
440e984b
Commit
440e984b
authored
Dec 25, 2011
by
Stefano Sabatini
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lavfi: add asplit filter
parent
ae217762
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6 changed files
with
72 additions
and
1 deletion
+72
-1
Changelog
Changelog
+1
-0
filters.texi
doc/filters.texi
+13
-0
Makefile
libavfilter/Makefile
+1
-0
af_asplit.c
libavfilter/af_asplit.c
+55
-0
allfilters.c
libavfilter/allfilters.c
+1
-0
avfilter.h
libavfilter/avfilter.h
+1
-1
No files found.
Changelog
View file @
440e984b
...
@@ -10,6 +10,7 @@ version next:
...
@@ -10,6 +10,7 @@ version next:
- dv: add timecode to metadata
- dv: add timecode to metadata
- thumbnail video filter
- thumbnail video filter
- XML output in ffprobe
- XML output in ffprobe
- asplit audio filter
version 0.9:
version 0.9:
...
...
doc/filters.texi
View file @
440e984b
...
@@ -224,6 +224,19 @@ expressed in the form "[@var{c0} @var{c1} @var{c2} @var{c3} @var{c4} @var{c5}
...
@@ -224,6 +224,19 @@ expressed in the form "[@var{c0} @var{c1} @var{c2} @var{c3} @var{c4} @var{c5}
@var{c6} @var{c7}]"
@var{c6} @var{c7}]"
@end table
@end table
@section asplit
Pass on the input audio to two outputs. Both outputs are identical to
the input audio.
For example:
@example
[in] asplit[out0], showaudio[out1]
@end example
will create two separate outputs from the same input, one cropped and
one padded.
@section earwax
@section earwax
Make audio easier to listen to on headphones.
Make audio easier to listen to on headphones.
...
...
libavfilter/Makefile
View file @
440e984b
...
@@ -29,6 +29,7 @@ OBJS-$(CONFIG_AFORMAT_FILTER) += af_aformat.o
...
@@ -29,6 +29,7 @@ OBJS-$(CONFIG_AFORMAT_FILTER) += af_aformat.o
OBJS-$(CONFIG_ANULL_FILTER)
+=
af_anull.o
OBJS-$(CONFIG_ANULL_FILTER)
+=
af_anull.o
OBJS-$(CONFIG_ARESAMPLE_FILTER)
+=
af_aresample.o
OBJS-$(CONFIG_ARESAMPLE_FILTER)
+=
af_aresample.o
OBJS-$(CONFIG_ASHOWINFO_FILTER)
+=
af_ashowinfo.o
OBJS-$(CONFIG_ASHOWINFO_FILTER)
+=
af_ashowinfo.o
OBJS-$(CONFIG_ASPLIT_FILTER)
+=
af_asplit.o
OBJS-$(CONFIG_EARWAX_FILTER)
+=
af_earwax.o
OBJS-$(CONFIG_EARWAX_FILTER)
+=
af_earwax.o
OBJS-$(CONFIG_PAN_FILTER)
+=
af_pan.o
OBJS-$(CONFIG_PAN_FILTER)
+=
af_pan.o
OBJS-$(CONFIG_VOLUME_FILTER)
+=
af_volume.o
OBJS-$(CONFIG_VOLUME_FILTER)
+=
af_volume.o
...
...
libavfilter/af_asplit.c
0 → 100644
View file @
440e984b
/*
* Copyright (c) 2011 Stefano Sabatini
*
* 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
*/
/**
* @file
* audio splitter
*/
#include "avfilter.h"
static
void
filter_samples
(
AVFilterLink
*
inlink
,
AVFilterBufferRef
*
insamples
)
{
avfilter_filter_samples
(
inlink
->
dst
->
outputs
[
0
],
avfilter_ref_buffer
(
insamples
,
~
AV_PERM_WRITE
));
avfilter_filter_samples
(
inlink
->
dst
->
outputs
[
1
],
avfilter_ref_buffer
(
insamples
,
~
AV_PERM_WRITE
));
avfilter_unref_buffer
(
insamples
);
}
AVFilter
avfilter_af_asplit
=
{
.
name
=
"asplit"
,
.
description
=
NULL_IF_CONFIG_SMALL
(
"Pass on the audio input to two outputs."
),
.
inputs
=
(
const
AVFilterPad
[])
{
{
.
name
=
"default"
,
.
type
=
AVMEDIA_TYPE_AUDIO
,
.
get_audio_buffer
=
avfilter_null_get_audio_buffer
,
.
filter_samples
=
filter_samples
,
},
{
.
name
=
NULL
}
},
.
outputs
=
(
const
AVFilterPad
[])
{
{
.
name
=
"output1"
,
.
type
=
AVMEDIA_TYPE_AUDIO
,
},
{
.
name
=
"output2"
,
.
type
=
AVMEDIA_TYPE_AUDIO
,
},
{
.
name
=
NULL
}
},
};
libavfilter/allfilters.c
View file @
440e984b
...
@@ -39,6 +39,7 @@ void avfilter_register_all(void)
...
@@ -39,6 +39,7 @@ void avfilter_register_all(void)
REGISTER_FILTER
(
ANULL
,
anull
,
af
);
REGISTER_FILTER
(
ANULL
,
anull
,
af
);
REGISTER_FILTER
(
ARESAMPLE
,
aresample
,
af
);
REGISTER_FILTER
(
ARESAMPLE
,
aresample
,
af
);
REGISTER_FILTER
(
ASHOWINFO
,
ashowinfo
,
af
);
REGISTER_FILTER
(
ASHOWINFO
,
ashowinfo
,
af
);
REGISTER_FILTER
(
ASPLIT
,
asplit
,
af
);
REGISTER_FILTER
(
EARWAX
,
earwax
,
af
);
REGISTER_FILTER
(
EARWAX
,
earwax
,
af
);
REGISTER_FILTER
(
PAN
,
pan
,
af
);
REGISTER_FILTER
(
PAN
,
pan
,
af
);
REGISTER_FILTER
(
VOLUME
,
volume
,
af
);
REGISTER_FILTER
(
VOLUME
,
volume
,
af
);
...
...
libavfilter/avfilter.h
View file @
440e984b
...
@@ -30,7 +30,7 @@
...
@@ -30,7 +30,7 @@
#include "libavcodec/avcodec.h"
#include "libavcodec/avcodec.h"
#define LIBAVFILTER_VERSION_MAJOR 2
#define LIBAVFILTER_VERSION_MAJOR 2
#define LIBAVFILTER_VERSION_MINOR 5
4
#define LIBAVFILTER_VERSION_MINOR 5
5
#define LIBAVFILTER_VERSION_MICRO 100
#define LIBAVFILTER_VERSION_MICRO 100
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
...
...
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