1 /*
2  * GStreamer
3  * Copyright (C) 2005-2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be included in
13  * all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21  * DEALINGS IN THE SOFTWARE.
22  *
23  * Alternatively, the contents of this file may be used under the
24  * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
25  * which case the following provisions apply instead of the ones
26  * mentioned above:
27  *
28  * This library is free software; you can redistribute it and/or
29  * modify it under the terms of the GNU Library General Public
30  * License as published by the Free Software Foundation; either
31  * version 2 of the License, or (at your option) any later version.
32  *
33  * This library is distributed in the hope that it will be useful,
34  * but WITHOUT ANY WARRANTY; without even the implied warranty of
35  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
36  * Library General Public License for more details.
37  *
38  * You should have received a copy of the GNU Library General Public
39  * License along with this library; if not, write to the
40  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
41  * Boston, MA 02110-1301, USA.
42  */
43 
44 #ifndef __GST_OSXAUDIOSRC_H__
45 #define __GST_OSXAUDIOSRC_H__
46 
47 #include <gst/gst.h>
48 #include <gst/audio/audio.h>
49 #include <gst/audio/gstaudiobasesrc.h>
50 #include "gstosxaudioringbuffer.h"
51 
52 G_BEGIN_DECLS
53 
54 #define GST_OSX_AUDIO_SRC_CAPS "audio/x-raw, " \
55         "format = (string) " GST_AUDIO_FORMATS_ALL ", " \
56         "layout = (string) interleaved, " \
57         "rate = (int) [1, MAX], " "channels = (int) [1, MAX]"
58 
59 #define GST_TYPE_OSX_AUDIO_SRC \
60   (gst_osx_audio_src_get_type())
61 #define GST_OSX_AUDIO_SRC(obj) \
62   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OSX_AUDIO_SRC,GstOsxAudioSrc))
63 #define GST_OSX_AUDIO_SRC_CLASS(klass) \
64   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OSX_AUDIO_SRC,GstOsxAudioSrcClass))
65 #define GST_IS_OSX_AUDIO_SRC(obj) \
66   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OSX_AUDIO_SRC))
67 
68 typedef struct _GstOsxAudioSrc GstOsxAudioSrc;
69 typedef struct _GstOsxAudioSrcClass GstOsxAudioSrcClass;
70 
71 struct _GstOsxAudioSrc
72 {
73   GstAudioBaseSrc src;
74 
75   AudioDeviceID device_id;
76 };
77 
78 struct _GstOsxAudioSrcClass
79 {
80   GstAudioBaseSrcClass parent_class;
81 };
82 
83 GType gst_osx_audio_src_get_type (void);
84 
85 G_END_DECLS
86 
87 #endif /* __GST_OSXAUDIOSRC_H__ */
88