1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2005 Wim Taymans <wim@fluendo.com>
*
* gstossdmabuffer.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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_OSSDMABUFFER_H__
#define __GST_OSSDMABUFFER_H__
#include <gst/gst.h>
#include "gstosshelper.h"
#include <gst/audio/gstringbuffer.h>
G_BEGIN_DECLS
#define GST_TYPE_OSSDMABUFFER (gst_ossdmabuffer_get_type())
#define GST_OSSDMABUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OSSDMABUFFER,GstOssDMABuffer))
#define GST_OSSDMABUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OSSDMABUFFER,GstOssDMABufferClass))
#define GST_IS_OSSDMABUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OSSDMABUFFER))
#define GST_IS_OSSDMABUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OSSDMABUFFER))
#define GST_OSSELEMENT_GET(obj) GST_OSSELEMENT (obj->element)
typedef enum {
GST_OSSDMABUFFER_OPEN = (1 << 0),
} GstOssDMABufferFlags;
typedef struct _GstOssDMABuffer GstOssDMABuffer;
typedef struct _GstOssDMABufferClass GstOssDMABufferClass;
#define GST_OSSDMABUFFER_THREAD(buf) (GST_OSSDMABUFFER(buf)->thread)
#define GST_OSSDMABUFFER_LOCK GST_OBJECT_LOCK
#define GST_OSSDMABUFFER_UNLOCK GST_OBJECT_UNLOCK
#define GST_OSSDMABUFFER_COND(buf) (GST_OSSDMABUFFER(buf)->cond)
#define GST_OSSDMABUFFER_SIGNAL(buf) (g_cond_signal (GST_OSSDMABUFFER_COND (buf)))
#define GST_OSSDMABUFFER_WAIT(buf) (g_cond_wait (GST_OSSDMABUFFER_COND (buf), GST_OBJECT_GET_LOCK (buf)))
struct _GstOssDMABuffer {
GstRingBuffer buffer;
GstOssElement *element;
int fd;
int caps;
int frag;
GThread *thread;
GCond *cond;
gboolean running;
};
struct _GstOssDMABufferClass {
GstRingBufferClass parent_class;
};
GType gst_ossdmabuffer_get_type(void);
G_END_DECLS
#endif /* __GST_OSSDMABUFFER_H__ */
|
