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/*
* GStreamer
* Copyright (C) 2012-2013 Fluendo S.A. <support@fluendo.com>
* Authors: Josep Torra Vall├Ęs <josep@fluendo.com>
* Andoni Morales Alastruey <amorales@fluendo.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "gstosxcoreaudio.h"
#include <gst/audio/audio-channels.h>
typedef struct
{
GMutex lock;
GCond cond;
} PropertyMutex;
gboolean gst_core_audio_bind_device (GstCoreAudio *core_audio);
void gst_core_audio_dump_channel_layout (AudioChannelLayout * channel_layout);
void gst_core_audio_remove_render_callback (GstCoreAudio * core_audio);
gboolean gst_core_audio_io_proc_start (GstCoreAudio * core_audio);
gboolean gst_core_audio_io_proc_stop (GstCoreAudio * core_audio);
AudioBufferList * buffer_list_alloc (UInt32 channels, UInt32 size, gboolean interleaved);
void buffer_list_free (AudioBufferList * list);
gboolean gst_core_audio_set_format (GstCoreAudio * core_audio,
AudioStreamBasicDescription format);
gboolean gst_core_audio_set_channel_layout (GstCoreAudio * core_audio,
gint channels, GstCaps * caps);
gboolean gst_core_audio_open_device (GstCoreAudio *core_audio,
OSType sub_type,
const gchar *adesc);
OSStatus gst_core_audio_render_notify (GstCoreAudio * core_audio,
AudioUnitRenderActionFlags * ioActionFlags,
const AudioTimeStamp * inTimeStamp,
unsigned int inBusNumber,
unsigned int inNumberFrames,
AudioBufferList * ioData);
AudioChannelLabel gst_audio_channel_position_to_core_audio (GstAudioChannelPosition position, int channel);
GstAudioChannelPosition gst_core_audio_channel_label_to_gst (AudioChannelLabel label, int channel, gboolean warn);