src/empathy-audio-sink.h

   1 /*
   2  * empathy-gst-video-sink.h - Header for EmpathyGstAudioSink
   3  * Copyright (C) 2008 Collabora Ltd.
   4  * @author Sjoerd Simons <sjoerd.simons@collabora.co.uk>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  */
  20
  21 #ifndef __EMPATHY_GST_AUDIO_SINK_H__
  22 #define __EMPATHY_GST_AUDIO_SINK_H__
  23
  24 #include <glib-object.h>
  25 #include <gst/gst.h>
  26
  27 G_BEGIN_DECLS
  28
  29 typedef struct _EmpathyGstAudioSink EmpathyGstAudioSink;
  30 typedef struct _EmpathyGstAudioSinkClass EmpathyGstAudioSinkClass;
  31 typedef struct _EmpathyGstAudioSinkPrivate EmpathyGstAudioSinkPrivate;
  32
  33 struct _EmpathyGstAudioSinkClass {
  34     GstBinClass parent_class;
  35 };
  36
  37 struct _EmpathyGstAudioSink {
  38     GstBin parent;
  39     EmpathyGstAudioSinkPrivate *priv;
  40 };
  41
  42 GType empathy_audio_sink_get_type (void);
  43
  44 /* TYPE MACROS */
  45 #define EMPATHY_TYPE_GST_AUDIO_SINK \
  46   (empathy_audio_sink_get_type ())
  47 #define EMPATHY_GST_AUDIO_SINK(obj) \
  48   (G_TYPE_CHECK_INSTANCE_CAST((obj), EMPATHY_TYPE_GST_AUDIO_SINK, \
  49     EmpathyGstAudioSink))
  50 #define EMPATHY_GST_AUDIO_SINK_CLASS(klass) \
  51   (G_TYPE_CHECK_CLASS_CAST((klass), EMPATHY_TYPE_GST_AUDIO_SINK, \
  52     EmpathyGstAudioSinkClass))
  53 #define EMPATHY_IS_GST_AUDIO_SINK(obj) \
  54   (G_TYPE_CHECK_INSTANCE_TYPE((obj), EMPATHY_TYPE_GST_AUDIO_SINK))
  55 #define EMPATHY_IS_GST_AUDIO_SINK_CLASS(klass) \
  56   (G_TYPE_CHECK_CLASS_TYPE((klass), EMPATHY_TYPE_GST_AUDIO_SINK))
  57 #define EMPATHY_GST_AUDIO_SINK_GET_CLASS(obj) \
  58   (G_TYPE_INSTANCE_GET_CLASS ((obj), EMPATHY_TYPE_GST_AUDIO_SINK, \
  59     EmpathyGstAudioSinkClass))
  60
  61 GstElement *empathy_audio_sink_new (void);
  62
  63 void empathy_audio_sink_set_volume (EmpathyGstAudioSink *sink, gdouble volume);
  64
  65 gdouble empathy_audio_sink_get_volume (EmpathyGstAudioSink *sink);
  66 void empathy_audio_sink_set_echo_cancel (EmpathyGstAudioSink *sink,
  67   gboolean echo_cancel);
  68
  69 G_END_DECLS
  70
  71 #endif /* #ifndef __EMPATHY_GST_AUDIO_SINK_H__*/