Commit f0a55438 authored by S.N. Hemanth Meenakshisundaram's avatar S.N. Hemanth Meenakshisundaram Committed by Stefano Sabatini

Add asink_anullsink - null audio sink.

Patch by "S.N. Hemanth Meenakshisundaram" /smeenaks/ucsd/edu.

Originally committed as revision 25189 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 1ee410f3
......@@ -48,6 +48,19 @@ anullsrc=48000:mono
@c man end AUDIO SOURCES
@chapter Audio Sinks
@c man begin AUDIO SINKS
Below is a description of the currently available audio sinks.
@section anullsink
Null audio sink, do absolutely nothing with the input audio. It is
mainly useful as a template and to be employed in analysis / debugging
tools.
@c man end AUDIO SINKS
@chapter Video Filters
@c man begin VIDEO FILTERS
......
......@@ -18,6 +18,8 @@ OBJS-$(CONFIG_ANULL_FILTER) += af_anull.o
OBJS-$(CONFIG_ANULLSRC_FILTER) += asrc_anullsrc.o
OBJS-$(CONFIG_ANULLSINK_FILTER) += asink_anullsink.o
OBJS-$(CONFIG_ASPECT_FILTER) += vf_aspect.o
OBJS-$(CONFIG_CROP_FILTER) += vf_crop.o
OBJS-$(CONFIG_FIFO_FILTER) += vf_fifo.o
......
......@@ -38,6 +38,8 @@ void avfilter_register_all(void)
REGISTER_FILTER (ANULLSRC, anullsrc, asrc);
REGISTER_FILTER (ANULLSINK, anullsink, asink);
REGISTER_FILTER (ASPECT, aspect, vf);
REGISTER_FILTER (CROP, crop, vf);
REGISTER_FILTER (FIFO, fifo, vf);
......
/*
* 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
*/
#include "avfilter.h"
static void null_filter_samples(AVFilterLink *link, AVFilterBufferRef *samplesref) { }
AVFilter avfilter_asink_anullsink = {
.name = "anullsink",
.description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."),
.priv_size = 0,
.inputs = (AVFilterPad[]) {
{
.name = "default",
.type = AVMEDIA_TYPE_AUDIO,
.filter_samples = null_filter_samples,
},
{ .name = NULL},
},
.outputs = (AVFilterPad[]) {{ .name = NULL }},
};
......@@ -25,7 +25,7 @@
#include "libavutil/avutil.h"
#define LIBAVFILTER_VERSION_MAJOR 1
#define LIBAVFILTER_VERSION_MINOR 43
#define LIBAVFILTER_VERSION_MINOR 44
#define LIBAVFILTER_VERSION_MICRO 0
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
......
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