2 * Copyright (C) 2003 Leif Johnson <leif@ambient.2y.net>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the Free
16 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __GST_ALSA_MIXER_H__
20 #define __GST_ALSA_MIXER_H__
23 #include <gst/mixer/mixer.h>
27 #define GST_ALSA_MIXER_TRACK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ALSA_MIXER,GstAlsaMixer))
28 #define GST_ALSA_MIXER_TRACK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ALSA_MIXER,GstAlsaMixerClass))
29 #define GST_IS_ALSA_MIXER_TRACK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ALSA_MIXER))
30 #define GST_IS_ALSA_MIXER_TRACK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ALSA_MIXER))
31 #define GST_TYPE_ALSA_MIXER_TRACK (gst_alsa_mixer_get_type())
33 typedef struct _GstAlsaMixerTrack GstAlsaMixerTrack;
34 typedef struct _GstAlsaMixerTrackClass GstAlsaMixerTrackClass;
36 struct _GstAlsaMixerTrack {
38 snd_mixer_elem_t *element; /* the ALSA mixer element for this track */
40 gint min_rec_volume, max_rec_volume;
41 gint volumes[GST_ALSA_MAX_CHANNELS];
44 struct _GstAlsaMixerTrackClass {
45 GstMixerTrackClass parent;
48 GType gst_alsa_mixer_get_type (void);
52 #endif /* __GST_ALSA_MIXER_H__ */