mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 03:19:40 +00:00
112 lines
3.6 KiB
C
112 lines
3.6 KiB
C
/* GStreamer
|
|
* Copyright (C) 2005 Sebastien Moutte <sebastien@moutte.net>
|
|
* Copyright (C) 2007 Pioneers of the Inevitable <songbird@songbirdnest.com>
|
|
* Copyright (C) 2010 Fluendo S.A. <support@fluendo.com>
|
|
*
|
|
* gstdirectsoundsink.h:
|
|
*
|
|
* 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.
|
|
*
|
|
* The development of this code was made possible due to the involvement
|
|
* of Pioneers of the Inevitable, the creators of the Songbird Music player
|
|
*
|
|
*
|
|
*/
|
|
|
|
#ifndef __GST_DIRECTSOUNDSINK_H__
|
|
#define __GST_DIRECTSOUNDSINK_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/audio/audio.h>
|
|
#include <gst/audio/gstaudiosink.h>
|
|
|
|
#include <windows.h>
|
|
#include <dsound.h>
|
|
#include <mmreg.h>
|
|
#include <ks.h>
|
|
#include <ksmedia.h>
|
|
|
|
G_BEGIN_DECLS
|
|
#define GST_TYPE_DIRECTSOUND_SINK (gst_directsound_sink_get_type())
|
|
#define GST_DIRECTSOUND_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DIRECTSOUND_SINK,GstDirectSoundSink))
|
|
#define GST_DIRECTSOUND_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DIRECTSOUND_SINK,GstDirectSoundSinkClass))
|
|
#define GST_IS_DIRECTSOUND_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DIRECTSOUND_SINK))
|
|
#define GST_IS_DIRECTSOUND_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DIRECTSOUND_SINK))
|
|
typedef struct _GstDirectSoundSink GstDirectSoundSink;
|
|
typedef struct _GstDirectSoundSinkClass GstDirectSoundSinkClass;
|
|
|
|
#define GST_DSOUND_LOCK(obj) (g_mutex_lock (&obj->dsound_lock))
|
|
#define GST_DSOUND_UNLOCK(obj) (g_mutex_unlock (&obj->dsound_lock))
|
|
|
|
struct _GstDirectSoundSink
|
|
{
|
|
GstAudioSink sink;
|
|
|
|
|
|
/* directsound object interface pointer */
|
|
LPDIRECTSOUND pDS;
|
|
|
|
/* directsound sound object interface pointer */
|
|
LPDIRECTSOUNDBUFFER pDSBSecondary;
|
|
|
|
/* directSound buffer size */
|
|
guint buffer_size;
|
|
|
|
/* offset of the circular buffer where we must write next */
|
|
guint current_circular_offset;
|
|
|
|
guint bytes_per_sample;
|
|
|
|
/* current volume setup by mixer interface */
|
|
glong volume;
|
|
gboolean mute;
|
|
|
|
/* current directsound device ID */
|
|
gchar * device_id;
|
|
|
|
GstCaps *cached_caps;
|
|
/* lock used to protect writes and resets */
|
|
GMutex dsound_lock;
|
|
|
|
GstClock *system_clock;
|
|
GstClockID write_wait_clock_id;
|
|
gboolean reset_while_sleeping;
|
|
|
|
gboolean first_buffer_after_reset;
|
|
|
|
GstAudioRingBufferFormatType type;
|
|
};
|
|
|
|
struct _GstDirectSoundSinkClass
|
|
{
|
|
GstAudioSinkClass parent_class;
|
|
};
|
|
|
|
GType gst_directsound_sink_get_type (void);
|
|
|
|
#define GST_DIRECTSOUND_SINK_CAPS "audio/x-raw, "
|
|
"format = (string) S16LE, "
|
|
"layout = (string) interleaved, "
|
|
"rate = (int) [ 1, MAX ], " "channels = (int) [ 1, 2 ]; "
|
|
"audio/x-raw, "
|
|
"format = (string) U8, "
|
|
"layout = (string) interleaved, "
|
|
"rate = (int) [ 1, MAX ], " "channels = (int) [ 1, 2 ];"
|
|
"audio/x-ac3, framed = (boolean) true;"
|
|
"audio/x-dts, framed = (boolean) true;"
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_DIRECTSOUNDSINK_H__ */
|