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17bb67f873
Original commit message from CVS: Patch by: Justin Karnegas <justin@affinix.com> and Michael Smith <msmith@songbirdnest.com> * sys/osxaudio/gstosxaudio.c: * sys/osxaudio/gstosxaudioelement.c: * sys/osxaudio/gstosxaudioelement.h: * sys/osxaudio/gstosxaudiosink.c: * sys/osxaudio/gstosxaudiosink.h: * sys/osxaudio/gstosxaudiosrc.c: * sys/osxaudio/gstosxaudiosrc.h: * sys/osxaudio/gstosxringbuffer.c: * sys/osxaudio/gstosxringbuffer.h: Rewrite osxaudio to work more flexibly and more reliably, using a different abstraction layer of coreaudio that is the recommended way of doing low-level audio I/O on OSX. Fixes byg #564948.
84 lines
3.4 KiB
C
84 lines
3.4 KiB
C
/*
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* GStreamer
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* Copyright (C) 2006 Zaheer Abbas Merali <zaheerabbas at merali dot org>
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* Copyright (C) 2007 Pioneers of the Inevitable <songbird@songbirdnest.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* The development of this code was made possible due to the involvement of
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* Pioneers of the Inevitable, the creators of the Songbird Music player
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*
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*/
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#ifndef __GST_OSX_AUDIO_ELEMENT_H__
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#define __GST_OSX_AUDIO_ELEMENT_H__
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#include <gst/gst.h>
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#include <CoreAudio/CoreAudio.h>
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#include <AudioUnit/AudioUnit.h>
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G_BEGIN_DECLS
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#define GST_OSX_AUDIO_ELEMENT_TYPE \
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(gst_osx_audio_element_get_type())
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#define GST_OSX_AUDIO_ELEMENT(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_OSX_AUDIO_ELEMENT_TYPE,GstOsxAudioElementInterface))
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#define GST_IS_OSX_AUDIO_ELEMENT(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_OSX_AUDIO_ELEMENT_TYPE))
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#define GST_OSX_AUDIO_ELEMENT_GET_INTERFACE(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE((inst),GST_OSX_AUDIO_ELEMENT_TYPE,GstOsxAudioElementInterface))
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typedef struct _GstOsxAudioElementInterface GstOsxAudioElementInterface;
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struct _GstOsxAudioElementInterface
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{
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GTypeInterface parent;
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OSStatus (*io_proc) (void * userdata,
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AudioUnitRenderActionFlags * ioActionFlags,
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const AudioTimeStamp * inTimeStamp,
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UInt32 inBusNumber, UInt32 inNumberFrames,
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AudioBufferList * bufferList);
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};
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GType gst_osx_audio_element_get_type (void);
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G_END_DECLS
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#endif /* __GST_OSX_AUDIO_ELEMENT_H__ */
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