mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-09 10:59:39 +00:00
0e5d698c6f
- Probing caps is unified between source and sink - Hardware stream format is now reported as preferred capabilities (dynamically updated when hardware configuration changes) - Get hardware channel layout from Remote IO just like from HAL - More comprehensive mapping between AudioChannelLabel and GstAudioChannelPosition - Support for unpositioned channel layouts - Announce stereo-mono upmixing/downmixing in caps https://bugzilla.gnome.org/show_bug.cgi?id=743758
66 lines
3 KiB
C
66 lines
3 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright (C) 2012-2013 Fluendo S.A. <support@fluendo.com>
|
|
* Authors: Josep Torra Vallès <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);
|