2013-03-05 20:17:52 +00:00
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/*
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* GStreamer
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* Copyright (C) 2012-2013 Fluendo S.A. <support@fluendo.com>
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* Authors: Josep Torra Vallès <josep@fluendo.com>
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* Andoni Morales Alastruey <amorales@fluendo.com>
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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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*/
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#include "gstosxcoreaudio.h"
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2013-03-30 13:49:34 +00:00
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#include <gst/audio/audio-channels.h>
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2013-03-05 20:17:52 +00:00
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typedef struct
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{
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2013-04-12 18:51:46 +00:00
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GMutex lock;
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GCond cond;
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2013-03-05 20:17:52 +00:00
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} PropertyMutex;
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gboolean gst_core_audio_bind_device (GstCoreAudio *core_audio);
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void gst_core_audio_dump_channel_layout (AudioChannelLayout * channel_layout);
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void gst_core_audio_remove_render_callback (GstCoreAudio * core_audio);
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gboolean gst_core_audio_io_proc_start (GstCoreAudio * core_audio);
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gboolean gst_core_audio_io_proc_stop (GstCoreAudio * core_audio);
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AudioBufferList * buffer_list_alloc (int channels, int size);
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void buffer_list_free (AudioBufferList * list);
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gboolean gst_core_audio_set_format (GstCoreAudio * core_audio,
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AudioStreamBasicDescription format);
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gboolean gst_core_audio_set_channels_layout (GstCoreAudio * core_audio,
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gint channels, GstCaps * caps);
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gboolean gst_core_audio_open_device (GstCoreAudio *core_audio,
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OSType sub_type,
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const gchar *adesc);
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OSStatus gst_core_audio_render_notify (GstCoreAudio * core_audio,
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AudioUnitRenderActionFlags * ioActionFlags,
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const AudioTimeStamp * inTimeStamp,
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unsigned int inBusNumber,
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unsigned int inNumberFrames,
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AudioBufferList * ioData);
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AudioChannelLabel gst_audio_channel_position_to_coreaudio_channel_label (GstAudioChannelPosition position, int channel);
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