src/empathy-audio-src.h

   1 /*
   2  * empathy-gst-video-src.h - Header for EmpathyGstAudioSrc
   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_SRC_H__
  22 #define __EMPATHY_GST_AUDIO_SRC_H__
  23
  24 #include <gst/gst.h>
  25 #include <gio/gio.h>
  26
  27 G_BEGIN_DECLS
  28
  29 typedef struct _EmpathyGstAudioSrc EmpathyGstAudioSrc;
  30 typedef struct _EmpathyGstAudioSrcClass EmpathyGstAudioSrcClass;
  31 typedef struct _EmpathyGstAudioSrcPrivate EmpathyGstAudioSrcPrivate;
  32
  33
  34 struct _EmpathyGstAudioSrcClass {
  35     GstBinClass parent_class;
  36 };
  37
  38 struct _EmpathyGstAudioSrc {
  39     GstBin parent;
  40     EmpathyGstAudioSrcPrivate *priv;
  41 };
  42
  43 GType empathy_audio_src_get_type (void);
  44
  45 /* TYPE MACROS */
  46 #define EMPATHY_TYPE_GST_AUDIO_SRC \
  47   (empathy_audio_src_get_type ())
  48 #define EMPATHY_GST_AUDIO_SRC(obj) \
  49   (G_TYPE_CHECK_INSTANCE_CAST((obj), EMPATHY_TYPE_GST_AUDIO_SRC, \
  50     EmpathyGstAudioSrc))
  51 #define EMPATHY_GST_AUDIO_SRC_CLASS(klass) \
  52   (G_TYPE_CHECK_CLASS_CAST((klass), EMPATHY_TYPE_GST_AUDIO_SRC, \
  53     EmpathyGstAudioSrcClass))
  54 #define EMPATHY_IS_GST_AUDIO_SRC(obj) \
  55   (G_TYPE_CHECK_INSTANCE_TYPE((obj), EMPATHY_TYPE_GST_AUDIO_SRC))
  56 #define EMPATHY_IS_GST_AUDIO_SRC_CLASS(klass) \
  57   (G_TYPE_CHECK_CLASS_TYPE((klass), EMPATHY_TYPE_GST_AUDIO_SRC))
  58 #define EMPATHY_GST_AUDIO_SRC_GET_CLASS(obj) \
  59   (G_TYPE_INSTANCE_GET_CLASS ((obj), EMPATHY_TYPE_GST_AUDIO_SRC, \
  60     EmpathyGstAudioSrcClass))
  61
  62 GstElement *empathy_audio_src_new (void);
  63
  64 void empathy_audio_src_set_echo_cancel (EmpathyGstAudioSrc *src, gboolean
  65   enable);
  66
  67 void empathy_audio_src_set_volume (EmpathyGstAudioSrc *src, gdouble volume);
  68 gdouble empathy_audio_src_get_volume (EmpathyGstAudioSrc *src);
  69
  70 guint empathy_audio_src_get_microphone (EmpathyGstAudioSrc *src);
  71
  72 gboolean empathy_audio_src_supports_changing_mic (EmpathyGstAudioSrc *self);
  73
  74 void empathy_audio_src_change_microphone_async (EmpathyGstAudioSrc *src,
  75     guint microphone, GAsyncReadyCallback callback, gpointer user_data);
  76 gboolean empathy_audio_src_change_microphone_finish (EmpathyGstAudioSrc *src,
  77     GAsyncResult *result, GError **error);
  78
  79 void empathy_audio_src_set_mute (EmpathyGstAudioSrc *self,
  80     gboolean mute);
  81
  82 G_END_DECLS
  83
  84 #endif /* #ifndef __EMPATHY_GST_AUDIO_SRC_H__*/