gstreamer/ext/openal/gstopenalsink.h
Justin Kim 2faa08ff28 openal: Fix AL header path for Mac OS X
OpenAL.framework doesn't provide 'alext.h'.
Thus, openal is enabled only if the dependency
is set by pkg-config.

fixes: #852
2018-12-25 00:42:31 +09:00

113 lines
3.1 KiB
C

/*
* GStreamer
*
* Copyright (C) 2005 Thomas Vander Stichele <thomas@apestaart.org>
* Copyright (C) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* Copyright (C) 2009-2010 Chris Robinson <chris.kcat@gmail.com>
* Copyright (C) 2013 Juan Manuel Borges Caño <juanmabcmail@gmail.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_OPENALSINK_H__
#define __GST_OPENALSINK_H__
#include <gst/gst.h>
#include <gst/audio/audio.h>
#ifdef _WIN32
#include <al.h>
#include <alc.h>
#include <alext.h>
#else
#include <AL/al.h>
#include <AL/alc.h>
#include <AL/alext.h>
#endif
G_BEGIN_DECLS
#define GST_TYPE_OPENAL_SINK \
(gst_openal_sink_get_type())
#define GST_OPENAL_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OPENAL_SINK,GstOpenALSink))
#define GST_OPENAL_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OPENAL_SINK,GstOpenALSinkClass))
#define GST_IS_OPENAL_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OPENAL_SINK))
#define GST_IS_OPENAL_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OPENAL_SINK))
#define GST_OPENAL_SINK_CAST(obj) \
((GstOpenALSink*)obj)
#if 1
#define GST_ALC_ERROR(Device) ("ALC error: %s", alcGetString((Device), alcGetError((Device))))
#else
#define GST_ALC_ERROR(Device) ("ALC error: 0x%x", alcGetError((Device)))
#endif
typedef struct _GstOpenALSink GstOpenALSink;
typedef struct _GstOpenALSinkClass GstOpenALSinkClass;
#define GST_OPENAL_SINK_GET_LOCK(obj) (&GST_OPENAL_SINK_CAST(obj)->openal_lock)
#define GST_OPENAL_SINK_LOCK(obj) (g_mutex_lock(GST_OPENAL_SINK_GET_LOCK(obj)))
#define GST_OPENAL_SINK_UNLOCK(obj) (g_mutex_unlock(GST_OPENAL_SINK_GET_LOCK(obj)))
struct _GstOpenALSink
{
GstAudioSink sink;
gchar *device_name;
ALCdevice *default_device;
/* When set, device is not owned */
ALCdevice *user_device;
ALCcontext *default_context;
/* When set, device or context is not owned */
ALCcontext *user_context;
ALuint default_source;
/* When set, source is not owned */
ALuint user_source;
ALuint buffer_idx;
ALuint buffer_count;
ALuint *buffers;
ALuint buffer_length;
ALenum format;
ALuint rate;
ALuint channels;
ALuint bytes_per_sample;
ALboolean write_reset;
GstCaps *probed_caps;
GMutex openal_lock;
};
struct _GstOpenALSinkClass
{
GstAudioSinkClass parent_class;
};
GType gst_openal_sink_get_type (void);
G_END_DECLS
#endif /* __GST_OPENALSINK_H__ */