3 * Copyright (C) 2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
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:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
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.
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
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.
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.
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., 59 Temple Place - Suite 330,
41 * Boston, MA 02111-1307, USA.
44 #ifndef __GST_OSX_RING_BUFFER_H__
45 #define __GST_OSX_RING_BUFFER_H__
48 #include <gst/audio/gstringbuffer.h>
49 #include <CoreAudio/CoreAudio.h>
50 #include "gstosxaudioelement.h"
54 #define GST_TYPE_OSX_RING_BUFFER \
55 (gst_osx_ring_buffer_get_type())
56 #define GST_OSX_RING_BUFFER(obj) \
57 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OSX_RING_BUFFER,GstOsxRingBuffer))
58 #define GST_OSX_RING_BUFFER_CLASS(klass) \
59 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OSX_RING_BUFFER,GstOsxRingBufferClass))
60 #define GST_OSX_RING_BUFFER_GET_CLASS(obj) \
61 (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OSX_RING_BUFFER,GstOsxRingBufferClass))
62 #define GST_IS_OSX_RING_BUFFER(obj) \
63 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OSX_RING_BUFFER))
64 #define GST_IS_OSX_RING_BUFFER_CLASS(klass) \
65 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OSX_RING_BUFFER))
67 typedef struct _GstOsxRingBuffer GstOsxRingBuffer;
68 typedef struct _GstOsxRingBufferClass GstOsxRingBufferClass;
70 struct _GstOsxRingBuffer
76 AudioDeviceID device_id;
77 gboolean io_proc_active;
78 gboolean io_proc_needs_deactivation;
81 AudioBufferList * recBufferList;
82 GstOsxAudioElementInterface * element;
85 struct _GstOsxRingBufferClass
87 GstRingBufferClass parent_class;
90 GType gst_osx_ring_buffer_get_type (void);
94 #endif /* __GST_OSX_RING_BUFFER_H__ */