3 * Copyright (C) 2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
4 * Copyright (C) 2007 Pioneers of the Inevitable <songbird@songbirdnest.com>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
24 * Alternatively, the contents of this file may be used under the
25 * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
26 * which case the following provisions apply instead of the ones
29 * This library is free software; you can redistribute it and/or
30 * modify it under the terms of the GNU Library General Public
31 * License as published by the Free Software Foundation; either
32 * version 2 of the License, or (at your option) any later version.
34 * This library is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
37 * Library General Public License for more details.
39 * You should have received a copy of the GNU Library General Public
40 * License along with this library; if not, write to the
41 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
42 * Boston, MA 02110-1301, USA.
44 * The development of this code was made possible due to the involvement of
45 * Pioneers of the Inevitable, the creators of the Songbird Music player
49 #ifndef __GST_OSX_AUDIO_ELEMENT_H__
50 #define __GST_OSX_AUDIO_ELEMENT_H__
58 #include <CoreAudio/CoreAudioTypes.h>
60 #include <CoreAudio/CoreAudio.h>
62 #include <AudioUnit/AudioUnit.h>
66 #define GST_OSX_AUDIO_ELEMENT_TYPE \
67 (gst_osx_audio_element_get_type())
68 #define GST_OSX_AUDIO_ELEMENT(obj) \
69 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_OSX_AUDIO_ELEMENT_TYPE,GstOsxAudioElementInterface))
70 #define GST_IS_OSX_AUDIO_ELEMENT(obj) \
71 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_OSX_AUDIO_ELEMENT_TYPE))
72 #define GST_OSX_AUDIO_ELEMENT_GET_INTERFACE(inst) \
73 (G_TYPE_INSTANCE_GET_INTERFACE((inst),GST_OSX_AUDIO_ELEMENT_TYPE,GstOsxAudioElementInterface))
75 typedef struct _GstOsxAudioElementInterface GstOsxAudioElementInterface;
77 struct _GstOsxAudioElementInterface
79 GTypeInterface parent;
81 OSStatus (*io_proc) (void * userdata,
82 AudioUnitRenderActionFlags * ioActionFlags,
83 const AudioTimeStamp * inTimeStamp,
84 UInt32 inBusNumber, UInt32 inNumberFrames,
85 AudioBufferList * bufferList);
88 GType gst_osx_audio_element_get_type (void);
92 #endif /* __GST_OSX_AUDIO_ELEMENT_H__ */