1 /* GStreamer OSS4 audio source
2  * Copyright (C) 2007-2008 Tim-Philipp Müller <tim centricular net>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Library General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  */
19 
20 #ifndef GST_OSS4_SOURCE_H
21 #define GST_OSS4_SOURCE_H
22 
23 #include <gst/gst.h>
24 #include <gst/audio/gstaudiosrc.h>
25 
26 G_BEGIN_DECLS
27 
28 #define GST_TYPE_OSS4_SOURCE            (gst_oss4_source_get_type())
29 #define GST_OSS4_SOURCE(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OSS4_SOURCE,GstOss4Source))
30 #define GST_OSS4_SOURCE_CAST(obj)       ((GstOss4Source *)(obj))
31 #define GST_OSS4_SOURCE_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OSS4_SOURCE,GstOss4SourceClass))
32 #define GST_IS_OSS4_SOURCE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OSS4_SOURCE))
33 #define GST_IS_OSS4_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OSS4_SOURCE))
34 
35 typedef struct _GstOss4Source GstOss4Source;
36 typedef struct _GstOss4SourceClass GstOss4SourceClass;
37 
38 struct _GstOss4Source {
39   GstAudioSrc     audiosrc;
40 
41   gchar         * device;             /* NULL if none was set      */
42   gchar         * open_device;        /* the device we opened      */
43   gchar         * device_name;        /* set if the device is open */
44   gint            fd;                 /* -1 if not open            */
45   gint            bytes_per_sample;
46 
47   GstCaps       * probed_caps;
48 };
49 
50 struct _GstOss4SourceClass {
51   GstAudioSrcClass audiosrc_class;
52 };
53 
54 GType  gst_oss4_source_get_type (void);
55 
56 G_END_DECLS
57 
58 #endif /* GST_OSS4_SOURCE_H */
59 
60