1 /* GStreamer
2  *
3  * Copyright (C) 2013 Thibault Saunier <thibault.saunier@collabora.com>
4  *
5  * gst-validate-utils.h - Some utility functions
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Library General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Library General Public License for more details.
16  *
17  * You should have received a copy of the GNU Library General Public
18  * License along with this library; if not, write to the
19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20  * Boston, MA 02111-1307, USA.
21  */
22 
23 #ifndef EXPRESSION_PARSER_H
24 #define EXPRESSION_PARSER_H
25 
26 #include<setjmp.h>
27 #include<stdlib.h>
28 #include<glib.h>
29 #include<gio/gio.h>
30 #include <gst/gst.h>
31 #include "gst-validate-scenario.h"
32 #include "gst-validate-reporter.h"
33 
34 typedef int (*GstValidateParseVariableFunc) (const gchar *name,
35     double *value, gpointer user_data);
36 
37 GST_VALIDATE_API
38 gdouble gst_validate_utils_parse_expression (const gchar *expr,
39                                              GstValidateParseVariableFunc variable_func,
40                                              gpointer user_data,
41                                              gchar **error);
42 GST_VALIDATE_API
43 guint gst_validate_utils_flags_from_str     (GType type, const gchar * str_flags);
44 GST_VALIDATE_API
45 gboolean gst_validate_utils_enum_from_str   (GType type,
46                                              const gchar * str_enum,
47                                              guint * enum_value);
48 
49 GST_VALIDATE_API
50 GList * gst_validate_utils_structs_parse_from_filename         (const gchar * scenario_file);
51 GST_VALIDATE_API
52 GList * gst_validate_structs_parse_from_gfile            (GFile * scenario_file);
53 
54 GST_VALIDATE_API
55 gboolean gst_validate_element_has_klass (GstElement * element, const gchar * klass);
56 GST_VALIDATE_API
57 gboolean gst_validate_utils_get_clocktime (GstStructure *structure, const gchar * name,
58         GstClockTime * retval);
59 
60 GST_VALIDATE_API
61 GstValidateActionReturn gst_validate_object_set_property (GstValidateReporter * reporter,
62                                                           GObject * object,
63                                                           const gchar * property,
64                                                           const GValue * value,
65                                                           gboolean optional);
66 
67 GST_VALIDATE_API
68 void gst_validate_spin_on_fault_signals (void);
69 
70 GST_VALIDATE_API
71 gboolean gst_validate_element_matches_target (GstElement * element, GstStructure * s);
72 
73 #endif
74