| /* 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; |
| |
| gboolean first_buffer_after_reset; |
| |
| GstAudioRingBufferFormatType type; |
| }; |
| |
| struct _GstDirectSoundSinkClass |
| { |
| GstAudioSinkClass parent_class; |
| }; |
| |
| GType gst_directsound_sink_get_type (void); |
| |
| G_END_DECLS |
| #endif /* __GST_DIRECTSOUNDSINK_H__ */ |