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diff --git a/gst-plugins-base-subtitles0.10/ext/alsa/gstalsamixertrack.h b/gst-plugins-base-subtitles0.10/ext/alsa/gstalsamixertrack.h
new file mode 100644
index 0000000..acc64cb
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+++ b/gst-plugins-base-subtitles0.10/ext/alsa/gstalsamixertrack.h
@@ -0,0 +1,79 @@
+/* ALSA mixer track object.
+ * Copyright (C) 2003 Leif Johnson <leif@ambient.2y.net>
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+
+#ifndef __GST_ALSA_MIXER_TRACK_H__
+#define __GST_ALSA_MIXER_TRACK_H__
+
+
+#include "gstalsa.h"
+#include <gst/interfaces/mixertrack.h>
+
+
+G_BEGIN_DECLS
+
+
+#define GST_ALSA_MIXER_TRACK_TYPE               (gst_alsa_mixer_track_get_type ())
+#define GST_ALSA_MIXER_TRACK(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ALSA_MIXER_TRACK,GstAlsaMixerTrack))
+#define GST_ALSA_MIXER_TRACK_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ALSA_MIXER_TRACK,GstAlsaMixerTrackClass))
+#define GST_IS_ALSA_MIXER_TRACK(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ALSA_MIXER_TRACK))
+#define GST_IS_ALSA_MIXER_TRACK_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ALSA_MIXER_TRACK))
+#define GST_TYPE_ALSA_MIXER_TRACK               (gst_alsa_mixer_track_get_type())
+
+typedef struct _GstAlsaMixerTrack GstAlsaMixerTrack;
+typedef struct _GstAlsaMixerTrackClass GstAlsaMixerTrackClass;
+
+#define GST_ALSA_MIXER_TRACK_VOLUME         (1<<0)           /* common volume */
+#define GST_ALSA_MIXER_TRACK_PVOLUME        (1<<1)
+#define GST_ALSA_MIXER_TRACK_CVOLUME        (1<<2)
+#define GST_ALSA_MIXER_TRACK_SWITCH         (1<<3)           /* common switch */
+#define GST_ALSA_MIXER_TRACK_PSWITCH        (1<<4)
+#define GST_ALSA_MIXER_TRACK_CSWITCH        (1<<5)
+#define GST_ALSA_MIXER_TRACK_CSWITCH_EXCL   (1<<6)
+
+#define GST_ALSA_MAX_CHANNELS   (SND_MIXER_SCHN_LAST+1)
+
+struct _GstAlsaMixerTrack {
+  GstMixerTrack          parent;
+  snd_mixer_elem_t      *element;    /* the ALSA mixer element for this track */
+  GstAlsaMixerTrack     *shared_mute;  
+  gint                  track_num;
+  guint32               alsa_flags;                /* alsa track capabilities */
+  gint                  alsa_channels;  
+  gint                  capture_group;  
+  gint                  volumes[GST_ALSA_MAX_CHANNELS];
+};
+
+struct _GstAlsaMixerTrackClass {
+  GstMixerTrackClass parent;
+};
+
+GType           gst_alsa_mixer_track_get_type   (void);
+GstMixerTrack * gst_alsa_mixer_track_new        (snd_mixer_elem_t *     element,
+                                                 gint                   num,
+                                                 gint                   track_num,
+                                                 gint                   flags,
+                                                 gboolean               sw,  /* is simple switch? */
+                                                 GstAlsaMixerTrack *    shared_mute_track,
+                                                 gboolean               label_append_capture);
+void            gst_alsa_mixer_track_update      (GstAlsaMixerTrack * alsa_track);
+
+G_END_DECLS
+
+
+#endif /* __GST_ALSA_MIXER_TRACK_H__ */