1 /*
2  * This file is part of gtkD.
3  *
4  * gtkD is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License
6  * as published by the Free Software Foundation; either version 3
7  * of the License, or (at your option) any later version, with
8  * some exceptions, please read the COPYING file.
9  *
10  * gtkD is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public License
16  * along with gtkD; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
18  */
19 
20 // generated automatically - do not change
21 // find conversion definition on APILookup.txt
22 // implement new conversion functionalities on the wrap.utils pakage
23 
24 
25 module gstreamer.PluginFeature;
26 
27 private import glib.ListG;
28 private import glib.Str;
29 private import glib.c.functions;
30 private import gobject.ObjectG;
31 private import gstreamer.ObjectGst;
32 private import gstreamer.Plugin;
33 private import gstreamer.c.functions;
34 public  import gstreamer.c.types;
35 
36 
37 /**
38  * This is a base class for anything that can be added to a #GstPlugin.
39  */
40 public class PluginFeature : ObjectGst
41 {
42 	/** the main Gtk struct */
43 	protected GstPluginFeature* gstPluginFeature;
44 
45 	/** Get the main Gtk struct */
46 	public GstPluginFeature* getPluginFeatureStruct(bool transferOwnership = false)
47 	{
48 		if (transferOwnership)
49 			ownedRef = false;
50 		return gstPluginFeature;
51 	}
52 
53 	/** the main Gtk struct as a void* */
54 	protected override void* getStruct()
55 	{
56 		return cast(void*)gstPluginFeature;
57 	}
58 
59 	/**
60 	 * Sets our main struct and passes it to the parent class.
61 	 */
62 	public this (GstPluginFeature* gstPluginFeature, bool ownedRef = false)
63 	{
64 		this.gstPluginFeature = gstPluginFeature;
65 		super(cast(GstObject*)gstPluginFeature, ownedRef);
66 	}
67 
68 
69 	/** */
70 	public static GType getType()
71 	{
72 		return gst_plugin_feature_get_type();
73 	}
74 
75 	/**
76 	 * Copies the list of features. Caller should call @gst_plugin_feature_list_free
77 	 * when done with the list.
78 	 *
79 	 * Params:
80 	 *     list = list
81 	 *         of #GstPluginFeature
82 	 *
83 	 * Returns: a copy of @list,
84 	 *     with each feature's reference count incremented.
85 	 */
86 	public static ListG listCopy(ListG list)
87 	{
88 		auto __p = gst_plugin_feature_list_copy((list is null) ? null : list.getListGStruct());
89 
90 		if(__p is null)
91 		{
92 			return null;
93 		}
94 
95 		return new ListG(cast(GList*) __p, true);
96 	}
97 
98 	/**
99 	 * Debug the plugin feature names in @list.
100 	 *
101 	 * Params:
102 	 *     list = a #GList of
103 	 *         plugin features
104 	 */
105 	public static void listDebug(ListG list)
106 	{
107 		gst_plugin_feature_list_debug((list is null) ? null : list.getListGStruct());
108 	}
109 
110 	/**
111 	 * Unrefs each member of @list, then frees the list.
112 	 *
113 	 * Params:
114 	 *     list = list
115 	 *         of #GstPluginFeature
116 	 */
117 	public static void listFree(ListG list)
118 	{
119 		gst_plugin_feature_list_free((list is null) ? null : list.getListGStruct());
120 	}
121 
122 	/**
123 	 * Compares the two given #GstPluginFeature instances. This function can be
124 	 * used as a #GCompareFunc when sorting by rank and then by name.
125 	 *
126 	 * Params:
127 	 *     p1 = a #GstPluginFeature
128 	 *     p2 = a #GstPluginFeature
129 	 *
130 	 * Returns: negative value if the rank of p1 > the rank of p2 or the ranks are
131 	 *     equal but the name of p1 comes before the name of p2; zero if the rank
132 	 *     and names are equal; positive value if the rank of p1 < the rank of p2 or the
133 	 *     ranks are equal but the name of p2 comes before the name of p1
134 	 */
135 	public static int rankCompareFunc(void* p1, void* p2)
136 	{
137 		return gst_plugin_feature_rank_compare_func(p1, p2);
138 	}
139 
140 	/**
141 	 * Checks whether the given plugin feature is at least
142 	 * the required version
143 	 *
144 	 * Params:
145 	 *     minMajor = minimum required major version
146 	 *     minMinor = minimum required minor version
147 	 *     minMicro = minimum required micro version
148 	 *
149 	 * Returns: %TRUE if the plugin feature has at least
150 	 *     the required version, otherwise %FALSE.
151 	 */
152 	public bool checkVersion(uint minMajor, uint minMinor, uint minMicro)
153 	{
154 		return gst_plugin_feature_check_version(gstPluginFeature, minMajor, minMinor, minMicro) != 0;
155 	}
156 
157 	/**
158 	 * Get the plugin that provides this feature.
159 	 *
160 	 * Returns: the plugin that provides this
161 	 *     feature, or %NULL.  Unref with gst_object_unref() when no
162 	 *     longer needed.
163 	 */
164 	public Plugin getPlugin()
165 	{
166 		auto __p = gst_plugin_feature_get_plugin(gstPluginFeature);
167 
168 		if(__p is null)
169 		{
170 			return null;
171 		}
172 
173 		return ObjectG.getDObject!(Plugin)(cast(GstPlugin*) __p, true);
174 	}
175 
176 	/**
177 	 * Get the name of the plugin that provides this feature.
178 	 *
179 	 * Returns: the name of the plugin that provides this
180 	 *     feature, or %NULL if the feature is not associated with a
181 	 *     plugin.
182 	 *
183 	 * Since: 1.2
184 	 */
185 	public string getPluginName()
186 	{
187 		return Str.toString(gst_plugin_feature_get_plugin_name(gstPluginFeature));
188 	}
189 
190 	/**
191 	 * Gets the rank of a plugin feature.
192 	 *
193 	 * Returns: The rank of the feature
194 	 */
195 	public uint getRank()
196 	{
197 		return gst_plugin_feature_get_rank(gstPluginFeature);
198 	}
199 
200 	/**
201 	 * Loads the plugin containing @feature if it's not already loaded. @feature is
202 	 * unaffected; use the return value instead.
203 	 *
204 	 * Normally this function is used like this:
205 	 * |[<!-- language="C" -->
206 	 * GstPluginFeature *loaded_feature;
207 	 *
208 	 * loaded_feature = gst_plugin_feature_load (feature);
209 	 * // presumably, we're no longer interested in the potentially-unloaded feature
210 	 * gst_object_unref (feature);
211 	 * feature = loaded_feature;
212 	 * ]|
213 	 *
214 	 * Returns: a reference to the loaded
215 	 *     feature, or %NULL on error
216 	 */
217 	public PluginFeature load()
218 	{
219 		auto __p = gst_plugin_feature_load(gstPluginFeature);
220 
221 		if(__p is null)
222 		{
223 			return null;
224 		}
225 
226 		return ObjectG.getDObject!(PluginFeature)(cast(GstPluginFeature*) __p, true);
227 	}
228 
229 	/**
230 	 * Specifies a rank for a plugin feature, so that autoplugging uses
231 	 * the most appropriate feature.
232 	 *
233 	 * Params:
234 	 *     rank = rank value - higher number means more priority rank
235 	 */
236 	public void setRank(uint rank)
237 	{
238 		gst_plugin_feature_set_rank(gstPluginFeature, rank);
239 	}
240 }