mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2025-04-02 14:20:06 +00:00
Code Issues 1 Projects Releases Wiki Activity

Rename again (audiofxgood -> audiofx).

Browse source 
Original commit message from CVS:
* configure.ac:
* docs/plugins/gst-plugins-good-plugins-docs.sgml:
* docs/plugins/inspect/plugin-audiofx.xml:
* docs/plugins/inspect/plugin-audiofxgood.xml:
* gst/audiofx/Makefile.am:
* gst/audiofx/audiofx.c:
* gst/audiofxgood/.cvsignore:
* gst/audiofxgood/Makefile.am:
* gst/audiofxgood/audiofx.c:
* gst/audiofxgood/audiopanorama.c:
* gst/audiofxgood/audiopanorama.h:
Rename again (audiofxgood -> audiofx).
This commit is contained in:
Stefan Kost 2006-08-27 17:14:06 +00:00
parent ff1d81df67
commit 3b4f4554a6
11 changed files with 27 additions and 593 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
ChangeLog
View file

@ -1,3 +1,18 @@
2006-08-27 Stefan Kost <ensonic@users.sf.net>
* configure.ac:
* docs/plugins/gst-plugins-good-plugins-docs.sgml:
* docs/plugins/inspect/plugin-audiofx.xml:
* docs/plugins/inspect/plugin-audiofxgood.xml:
* gst/audiofx/Makefile.am:
* gst/audiofx/audiofx.c:
* gst/audiofxgood/.cvsignore:
* gst/audiofxgood/Makefile.am:
* gst/audiofxgood/audiofx.c:
* gst/audiofxgood/audiopanorama.c:
* gst/audiofxgood/audiopanorama.h:
Rename again (audiofxgood -> audiofx).
2006-08-27 Stefan Kost <ensonic@users.sf.net>
* gst/avi/gstavidemux.c: (gst_avi_demux_next_data_buffer),

4
configure.ac
View file

@ -80,7 +80,7 @@ GST_PLUGINS_ALL="\
videofilter \
alpha \
apetag \
audiofxgood \
audiofx \
auparse \
autodetect \
avi \
@ -761,7 +761,7 @@ Makefile
gst/Makefile
gst/alpha/Makefile
gst/apetag/Makefile
gst/audiofxgood/Makefile
gst/audiofx/Makefile
gst/auparse/Makefile
gst/autodetect/Makefile
gst/avi/Makefile

2
docs/plugins/gst-plugins-good-plugins-docs.sgml
View file

@ -64,7 +64,7 @@
<xi:include href="xml/plugin-alphacolor.xml" />
<xi:include href="xml/plugin-annodex.xml" />
<xi:include href="xml/plugin-apetag.xml" />
<xi:include href="xml/plugin-audiofxgood.xml" />
<xi:include href="xml/plugin-audiofx.xml" />
<xi:include href="xml/plugin-autodetect.xml" />
<xi:include href="xml/plugin-avi.xml" />
<xi:include href="xml/plugin-cacasink.xml" />

6
docs/plugins/inspect/plugin-audiofxgood.xml → docs/plugins/inspect/plugin-audiofx.xml
View file

@ -1,8 +1,8 @@
<plugin>
<name>audiofxgood</name>
<name>audiofx</name>
<description>Audio effects plugin</description>
<filename>../../gst/audiofxgood/.libs/libgstaudiofxgood.so</filename>
<basename>libgstaudiofxgood.so</basename>
<filename>../../gst/audiofx/.libs/libgstaudiofx.so</filename>
<basename>libgstaudiofx.so</basename>
<version>0.10.4.1</version>
<license>LGPL</license>
<source>gst-plugins-good</source>

10
gst/audiofx/Makefile.am
View file

@ -1,19 +1,19 @@
# plugindir is set in configure
plugin_LTLIBRARIES = libgstaudiofxgood.la
plugin_LTLIBRARIES = libgstaudiofx.la
# sources used to compile this plug-in
libgstaudiofxgood_la_SOURCES = audiofx.c\
libgstaudiofx_la_SOURCES = audiofx.c\
audiopanorama.c
# flags used to compile this plugin
libgstaudiofxgood_la_CFLAGS = $(GST_CFLAGS) \
libgstaudiofx_la_CFLAGS = $(GST_CFLAGS) \
$(GST_BASE_CFLAGS) \
$(GST_CONTROLLER_CFLAGS)
libgstaudiofxgood_la_LIBADD = $(GST_LIBS) \
libgstaudiofx_la_LIBADD = $(GST_LIBS) \
$(GST_BASE_LIBS) \
$(GST_CONTROLLER_LIBS)
libgstaudiofxgood_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstaudiofx_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
# headers we need but don't want installed
noinst_HEADERS = audiopanorama.h

2
gst/audiofx/audiofx.c
View file

@ -44,6 +44,6 @@ plugin_init (GstPlugin * plugin)
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"audiofxgood",
"audiofx",
"Audio effects plugin",
plugin_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")

6
gst/audiofxgood/.gitignore vendored
View file

@ -1,6 +0,0 @@
.deps
.libs
*.lo
*.la
Makefile
Makefile.in

19
gst/audiofxgood/Makefile.am
View file

@ -1,19 +0,0 @@
# plugindir is set in configure
plugin_LTLIBRARIES = libgstaudiofxgood.la
# sources used to compile this plug-in
libgstaudiofxgood_la_SOURCES = audiofx.c\
audiopanorama.c
# flags used to compile this plugin
libgstaudiofxgood_la_CFLAGS = $(GST_CFLAGS) \
$(GST_BASE_CFLAGS) \
$(GST_CONTROLLER_CFLAGS)
libgstaudiofxgood_la_LIBADD = $(GST_LIBS) \
$(GST_BASE_LIBS) \
$(GST_CONTROLLER_LIBS)
libgstaudiofxgood_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
# headers we need but don't want installed
noinst_HEADERS = audiopanorama.h

49
gst/audiofxgood/audiofx.c
View file

@ -1,49 +0,0 @@
/*
* GStreamer
* Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gst/controller/gstcontroller.h>
#include "audiopanorama.h"
/* entry point to initialize the plug-in
* initialize the plug-in itself
* register the element factories and pad templates
* register the features
*/
static gboolean
plugin_init (GstPlugin * plugin)
{
/* initialize gst controller library */
gst_controller_init (NULL, NULL);
return gst_element_register (plugin, "audiopanorama", GST_RANK_NONE,
GST_TYPE_AUDIO_PANORAMA);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"audiofxgood",
"Audio effects plugin",
plugin_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")

449
gst/audiofxgood/audiopanorama.c
View file

@ -1,449 +0,0 @@
/*
* GStreamer
* Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/**
* SECTION:gstaudiopanorama
* @short_description: audio strereo pan effect
*
* <refsect2>
* Stereo panorama effect with controllable pan position.
* <title>Example launch line</title>
* <para>
* <programlisting>
* gst-launch audiotestsrc wave=saw ! audiopanorama panorama=-100 ! alsasink
* gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audiopanorama panorama=-100 ! alsasink
* gst-launch audiotestsrc wave=saw ! audioconvert ! audiopanorama panorama=-100 ! audioconvert ! alsasink
* </programlisting>
* </para>
* </refsect2>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
#include <gst/controller/gstcontroller.h>
#include "audiopanorama.h"
#define GST_CAT_DEFAULT gst_audio_panorama_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
static const GstElementDetails element_details =
GST_ELEMENT_DETAILS ("AudioPanorama",
"Filter/Effect/Audio",
"Positions audio streams in the stereo panorama",
"Stefan Kost <ensonic@users.sf.net>");
/* Filter signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
PROP_0,
PROP_PANORAMA
};
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-float, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, 2 ], "
"endianness = (int) BYTE_ORDER, " "width = (int) 32; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, 2 ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 16, " "depth = (int) 16, " "signed = (boolean) true")
);
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-float, "
"rate = (int) [ 1, MAX ], "
"channels = (int) 2, "
"endianness = (int) BYTE_ORDER, " "width = (int) 32; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) 2, "
"endianness = (int) BYTE_ORDER, "
"width = (int) 16, " "depth = (int) 16, " "signed = (boolean) true")
);
#define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_audio_panorama_debug, "audiopanorama", 0, "audiopanorama element");
GST_BOILERPLATE_FULL (GstAudioPanorama, gst_audio_panorama, GstBaseTransform,
GST_TYPE_BASE_TRANSFORM, DEBUG_INIT);
static void gst_audio_panorama_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_audio_panorama_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_audio_panorama_get_unit_size (GstBaseTransform * base,
GstCaps * caps, guint * size);
static GstCaps *gst_audio_panorama_transform_caps (GstBaseTransform * base,
GstPadDirection direction, GstCaps * caps);
static gboolean gst_audio_panorama_set_caps (GstBaseTransform * base,
GstCaps * incaps, GstCaps * outcaps);
static void gst_audio_panorama_transform_m2s_int (GstAudioPanorama * filter,
gint16 * idata, gint16 * odata, guint num_samples);
static void gst_audio_panorama_transform_s2s_int (GstAudioPanorama * filter,
gint16 * idata, gint16 * odata, guint num_samples);
static void gst_audio_panorama_transform_m2s_float (GstAudioPanorama * filter,
gfloat * idata, gfloat * odata, guint num_samples);
static void gst_audio_panorama_transform_s2s_float (GstAudioPanorama * filter,
gfloat * idata, gfloat * odata, guint num_samples);
static GstFlowReturn gst_audio_panorama_transform (GstBaseTransform * base,
GstBuffer * inbuf, GstBuffer * outbuf);
/* GObject vmethod implementations */
static void
gst_audio_panorama_base_init (gpointer klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template));
gst_element_class_set_details (element_class, &element_details);
}
static void
gst_audio_panorama_class_init (GstAudioPanoramaClass * klass)
{
GObjectClass *gobject_class;
gobject_class = (GObjectClass *) klass;
gobject_class->set_property = gst_audio_panorama_set_property;
gobject_class->get_property = gst_audio_panorama_get_property;
g_object_class_install_property (gobject_class, PROP_PANORAMA,
g_param_spec_float ("panorama", "Panorama",
"Position in stereo panorama (-1.0 left -> 1.0 right)", -1.0, 1.0,
0.0, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
GST_BASE_TRANSFORM_CLASS (klass)->get_unit_size =
GST_DEBUG_FUNCPTR (gst_audio_panorama_get_unit_size);
GST_BASE_TRANSFORM_CLASS (klass)->transform_caps =
GST_DEBUG_FUNCPTR (gst_audio_panorama_transform_caps);
GST_BASE_TRANSFORM_CLASS (klass)->set_caps =
GST_DEBUG_FUNCPTR (gst_audio_panorama_set_caps);
GST_BASE_TRANSFORM_CLASS (klass)->transform =
GST_DEBUG_FUNCPTR (gst_audio_panorama_transform);
}
static void
gst_audio_panorama_init (GstAudioPanorama * filter,
GstAudioPanoramaClass * klass)
{
filter->panorama = 0;
}
static void
gst_audio_panorama_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstAudioPanorama *filter = GST_AUDIO_PANORAMA (object);
switch (prop_id) {
case PROP_PANORAMA:
filter->panorama = g_value_get_float (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_audio_panorama_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstAudioPanorama *filter = GST_AUDIO_PANORAMA (object);
switch (prop_id) {
case PROP_PANORAMA:
g_value_set_float (value, filter->panorama);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/* GstBaseTransform vmethod implementations */
static gboolean
gst_audio_panorama_get_unit_size (GstBaseTransform * base, GstCaps * caps,
guint * size)
{
gint width, channels;
GstStructure *structure;
gboolean ret;
g_assert (size);
/* this works for both float and int */
structure = gst_caps_get_structure (caps, 0);
ret = gst_structure_get_int (structure, "width", &width);
ret &= gst_structure_get_int (structure, "channels", &channels);
*size = width * channels / 8;
return ret;
}
static GstCaps *
gst_audio_panorama_transform_caps (GstBaseTransform * base,
GstPadDirection direction, GstCaps * caps)
{
GstCaps *res;
GstStructure *structure;
/* transform caps gives one single caps so we can just replace
* the channel property with our range. */
res = gst_caps_copy (caps);
structure = gst_caps_get_structure (res, 0);
if (direction == GST_PAD_SRC) {
GST_INFO ("allow 1-2 channels");
gst_structure_set (structure, "channels", GST_TYPE_INT_RANGE, 1, 2, NULL);
} else {
GST_INFO ("allow 2 channels");
gst_structure_set (structure, "channels", G_TYPE_INT, 2, NULL);
}
return res;
}
static gboolean
gst_audio_panorama_set_caps (GstBaseTransform * base, GstCaps * incaps,
GstCaps * outcaps)
{
GstAudioPanorama *filter = GST_AUDIO_PANORAMA (base);
const GstStructure *structure;
gboolean ret;
gint channels;
const gchar *fmt;
/*GST_INFO ("incaps are %" GST_PTR_FORMAT, incaps); */
structure = gst_caps_get_structure (incaps, 0);
ret = gst_structure_get_int (structure, "channels", &channels);
if (!ret)
goto no_channels;
fmt = gst_structure_get_name (structure);
GST_DEBUG ("try to process %s input with %d channels", fmt, channels);
/* set processing function */
switch (channels) {
case 1:
if (!strcmp (fmt, "audio/x-raw-int"))
filter->process = (GstAudioPanoramaProcessFunc)
gst_audio_panorama_transform_m2s_int;
else
filter->process = (GstAudioPanoramaProcessFunc)
gst_audio_panorama_transform_m2s_float;
ret = TRUE;
break;
case 2:
if (!strcmp (fmt, "audio/x-raw-int"))
filter->process = (GstAudioPanoramaProcessFunc)
gst_audio_panorama_transform_s2s_int;
else
filter->process = (GstAudioPanoramaProcessFunc)
gst_audio_panorama_transform_s2s_float;
ret = TRUE;
break;
default:
filter->process = NULL;
ret = FALSE;
GST_WARNING ("can't process input with %d channels", channels);
}
return ret;
no_channels:
GST_DEBUG ("no channels in caps");
return ret;
}
static void
gst_audio_panorama_transform_m2s_int (GstAudioPanorama * filter, gint16 * idata,
gint16 * odata, guint num_samples)
{
guint i;
gdouble val;
glong lval, rval;
gdouble rpan, lpan;
/* pan: -1.0 0.0 1.0
* lpan: 1.0 0.5 0.0
* rpan: 0.0 0.5 1.0
*
* FIXME: we should use -3db (1/sqtr(2)) for 50:50
*/
rpan = (gdouble) (filter->panorama + 1.0) / 2.0;
lpan = 1.0 - rpan;
for (i = 0; i < num_samples; i++) {
val = (gdouble) * idata++;
lval = (glong) (val * lpan);
rval = (glong) (val * rpan);
*odata++ = (gint16) CLAMP (lval, G_MININT16, G_MAXINT16);
*odata++ = (gint16) CLAMP (rval, G_MININT16, G_MAXINT16);
}
}
static void
gst_audio_panorama_transform_s2s_int (GstAudioPanorama * filter, gint16 * idata,
gint16 * odata, guint num_samples)
{
guint i;
glong lval, rval;
gdouble lival, rival;
gdouble lrpan, llpan, rrpan, rlpan;
/* pan: -1.0 0.0 1.0
* llpan: 1.0 1.0 0.0
* lrpan: 1.0 0.0 0.0
* rrpan: 0.0 1.0 1.0
* rlpan: 0.0 0.0 1.0
*/
if (filter->panorama > 0) {
rlpan = (gdouble) filter->panorama;
llpan = 1.0 - rlpan;
lrpan = 0.0;
rrpan = 1.0;
} else {
rrpan = (gdouble) (1.0 + filter->panorama);
lrpan = 1.0 - rrpan;
rlpan = 0.0;
llpan = 1.0;
}
for (i = 0; i < num_samples; i++) {
lival = (gdouble) * idata++;
rival = (gdouble) * idata++;
lval = lival * llpan + rival * lrpan;
rval = lival * rlpan + rival * rrpan;
*odata++ = (gint16) CLAMP (lval, G_MININT16, G_MAXINT16);
*odata++ = (gint16) CLAMP (rval, G_MININT16, G_MAXINT16);
}
}
static void
gst_audio_panorama_transform_m2s_float (GstAudioPanorama * filter,
gfloat * idata, gfloat * odata, guint num_samples)
{
guint i;
gfloat val;
gdouble rpan, lpan;
/* pan: -1.0 0.0 1.0
* lpan: 1.0 0.5 0.0
* rpan: 0.0 0.5 1.0
*
* FIXME: we should use -3db (1/sqtr(2)) for 50:50
*/
rpan = (gdouble) (filter->panorama + 1.0) / 2.0;
lpan = 1.0 - rpan;
for (i = 0; i < num_samples; i++) {
val = *idata++;
*odata++ = val * lpan;
*odata++ = val * rpan;
}
}
static void
gst_audio_panorama_transform_s2s_float (GstAudioPanorama * filter,
gfloat * idata, gfloat * odata, guint num_samples)
{
guint i;
gfloat lival, rival;
gdouble lrpan, llpan, rrpan, rlpan;
/* pan: -1.0 0.0 1.0
* llpan: 1.0 1.0 0.0
* lrpan: 1.0 0.0 0.0
* rrpan: 0.0 1.0 1.0
* rlpan: 0.0 0.0 1.0
*/
if (filter->panorama > 0) {
rlpan = (gdouble) filter->panorama;
llpan = 1.0 - rlpan;
lrpan = 0.0;
rrpan = 1.0;
} else {
rrpan = (gdouble) (1.0 + filter->panorama);
lrpan = 1.0 - rrpan;
rlpan = 0.0;
llpan = 1.0;
}
for (i = 0; i < num_samples; i++) {
lival = *idata++;
rival = *idata++;
*odata++ = lival * llpan + rival * lrpan;
*odata++ = lival * rlpan + rival * rrpan;
}
}
/* this function does the actual processing
*/
static GstFlowReturn
gst_audio_panorama_transform (GstBaseTransform * base, GstBuffer * inbuf,
GstBuffer * outbuf)
{
GstAudioPanorama *filter = GST_AUDIO_PANORAMA (base);
guint num_samples = GST_BUFFER_SIZE (outbuf) / (2 * sizeof (gint16));
if (!gst_buffer_is_writable (outbuf))
return GST_FLOW_OK;
if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_TIMESTAMP (outbuf)))
gst_object_sync_values (G_OBJECT (filter), GST_BUFFER_TIMESTAMP (outbuf));
filter->process (filter, GST_BUFFER_DATA (inbuf),
GST_BUFFER_DATA (outbuf), num_samples);
return GST_FLOW_OK;
}

58
gst/audiofxgood/audiopanorama.h
View file

@ -1,58 +0,0 @@
/*
* GStreamer
* Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_AUDIO_PANORAMA_H__
#define __GST_AUDIO_PANORAMA_H__
#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
G_BEGIN_DECLS
#define GST_TYPE_AUDIO_PANORAMA (gst_audio_panorama_get_type())
#define GST_AUDIO_PANORAMA(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_PANORAMA,GstAudioPanorama))
#define GST_IS_AUDIO_PANORAMA(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_PANORAMA))
#define GST_AUDIO_PANORAMA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_AUDIO_PANORAMA,GstAudioPanoramaClass))
#define GST_IS_AUDIO_PANORAMA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_AUDIO_PANORAMA))
#define GST_AUDIO_PANORAMA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_AUDIO_PANORAMA,GstAudioPanoramaClass))
typedef struct _GstAudioPanorama GstAudioPanorama;
typedef struct _GstAudioPanoramaClass GstAudioPanoramaClass;
typedef void (*GstAudioPanoramaProcessFunc)(GstAudioPanorama*, guint8*, guint8*, guint);
struct _GstAudioPanorama {
GstBaseTransform element;
gfloat panorama;
/* < private > */
GstAudioPanoramaProcessFunc process;
};
struct _GstAudioPanoramaClass {
GstBaseTransformClass parent_class;
};
GType gst_audio_panorama_get_type (void);
G_END_DECLS
#endif /* __GST_AUDIO_PANORAMA_H__ */