|
1 /* GStreamer - GParamSpecs for for some of our types |
|
2 * Copyright (C) 2007 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., 59 Temple Place - Suite 330, |
|
17 * Boston, MA 02111-1307, USA. |
|
18 */ |
|
19 |
|
20 #ifndef __GST_PARAMSPECS_H__ |
|
21 #define __GST_PARAMSPECS_H__ |
|
22 |
|
23 #include <gst/gstvalue.h> |
|
24 |
|
25 G_BEGIN_DECLS |
|
26 |
|
27 /* --- type macros --- */ |
|
28 |
|
29 #define GST_TYPE_PARAM_FRACTION (gst_param_spec_fraction_get_type ()) |
|
30 #define GST_IS_PARAM_SPEC_FRACTION(pspec) (G_TYPE_CHECK_INSTANCE_TYPE ((pspec), GST_TYPE_PARAM_FRACTION)) |
|
31 #define GST_PARAM_SPEC_FRACTION(pspec) (G_TYPE_CHECK_INSTANCE_CAST ((pspec), GST_TYPE_PARAM_FRACTION, GstParamSpecFraction)) |
|
32 |
|
33 |
|
34 /* --- get_type functions --- */ |
|
35 #ifdef __SYMBIAN32__ |
|
36 IMPORT_C |
|
37 #endif |
|
38 |
|
39 |
|
40 GType gst_param_spec_fraction_get_type (void); |
|
41 |
|
42 |
|
43 /* --- typedefs & structures --- */ |
|
44 |
|
45 typedef struct _GstParamSpecFraction GstParamSpecFraction; |
|
46 |
|
47 /** |
|
48 * GstParamSpecFraction: |
|
49 * @parent_instance: super class |
|
50 * @min_num: minimal numerator |
|
51 * @min_den: minimal denominator |
|
52 * @max_num: maximal numerator |
|
53 * @max_den: maximal denominator |
|
54 * @def_num: default numerator |
|
55 * @def_den: default denominator |
|
56 * |
|
57 * A GParamSpec derived structure that contains the meta data for fractional |
|
58 * properties. |
|
59 */ |
|
60 struct _GstParamSpecFraction { |
|
61 GParamSpec parent_instance; |
|
62 |
|
63 gint min_num, min_den; |
|
64 gint max_num, max_den; |
|
65 gint def_num, def_den; |
|
66 }; |
|
67 |
|
68 |
|
69 /* --- GParamSpec prototypes --- */ |
|
70 #ifdef __SYMBIAN32__ |
|
71 IMPORT_C |
|
72 #endif |
|
73 |
|
74 |
|
75 GParamSpec * gst_param_spec_fraction (const gchar * name, |
|
76 const gchar * nick, |
|
77 const gchar * blurb, |
|
78 gint min_num, gint min_denom, |
|
79 gint max_num, gint max_denom, |
|
80 gint default_num, gint default_denom, |
|
81 GParamFlags flags); |
|
82 |
|
83 G_END_DECLS |
|
84 |
|
85 #endif /* __GST_PARAMSPECS_H__ */ |
|
86 |