1 /* GStreamer ReplayGain limiter
2  *
3  * Copyright (C) 2007 Rene Stadler <mail@renestadler.de>
4  *
5  * gstrglimiter.h: Element to apply signal compression to raw audio data
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public License
9  * as published by the Free Software Foundation; either version 2.1 of
10  * the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
20  * 02110-1301 USA
21  */
22 
23 #ifndef __GST_RG_LIMITER_H__
24 #define __GST_RG_LIMITER_H__
25 
26 #include <gst/gst.h>
27 #include <gst/base/gstbasetransform.h>
28 
29 #define GST_TYPE_RG_LIMITER \
30   (gst_rg_limiter_get_type())
31 #define GST_RG_LIMITER(obj) \
32   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RG_LIMITER,GstRgLimiter))
33 #define GST_RG_LIMITER_CLASS(klass) \
34   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RG_LIMITER,GstRgLimiterClass))
35 #define GST_IS_RG_LIMITER(obj) \
36   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RG_LIMITER))
37 #define GST_IS_RG_LIMITER_CLASS(klass) \
38   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RG_LIMITER))
39 
40 typedef struct _GstRgLimiter GstRgLimiter;
41 typedef struct _GstRgLimiterClass GstRgLimiterClass;
42 
43 /**
44  * GstRgLimiter:
45  *
46  * Opaque data structure.
47  */
48 struct _GstRgLimiter
49 {
50   GstBaseTransform element;
51 
52   /*< private >*/
53 
54   gboolean enabled;
55 };
56 
57 struct _GstRgLimiterClass
58 {
59   GstBaseTransformClass parent_class;
60 };
61 
62 GType gst_rg_limiter_get_type (void);
63 
64 #endif /* __GST_RG_LIMITER_H__ */
65