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.Stream;
26 
27 private import glib.ConstructionException;
28 private import glib.Str;
29 private import gobject.ObjectG;
30 private import gstreamer.Caps;
31 private import gstreamer.ObjectGst;
32 private import gstreamer.TagList;
33 private import gstreamer.c.functions;
34 public  import gstreamer.c.types;
35 public  import gstreamerc.gstreamertypes;
36 
37 
38 /**
39  * A high-level object representing a single stream. It might be backed, or
40  * not, by an actual flow of data in a pipeline (#GstPad).
41  * 
42  * A #GstStream does not care about data changes (such as decoding, encoding,
43  * parsing,...) as long as the underlying data flow corresponds to the same
44  * high-level flow (ex: a certain audio track).
45  * 
46  * A #GstStream contains all the information pertinent to a stream, such as
47  * stream-id, tags, caps, type, ...
48  * 
49  * Elements can subclass a #GstStream for internal usage (to contain information
50  * pertinent to streams of data).
51  *
52  * Since: 1.10
53  */
54 public class Stream : ObjectGst
55 {
56 	/** the main Gtk struct */
57 	protected GstStream* gstStream;
58 
59 	/** Get the main Gtk struct */
60 	public GstStream* getStreamStruct(bool transferOwnership = false)
61 	{
62 		if (transferOwnership)
63 			ownedRef = false;
64 		return gstStream;
65 	}
66 
67 	/** the main Gtk struct as a void* */
68 	protected override void* getStruct()
69 	{
70 		return cast(void*)gstStream;
71 	}
72 
73 	/**
74 	 * Sets our main struct and passes it to the parent class.
75 	 */
76 	public this (GstStream* gstStream, bool ownedRef = false)
77 	{
78 		this.gstStream = gstStream;
79 		super(cast(GstObject*)gstStream, ownedRef);
80 	}
81 
82 
83 	/** */
84 	public static GType getType()
85 	{
86 		return gst_stream_get_type();
87 	}
88 
89 	/**
90 	 * Create a new #GstStream for the given @stream_id, @caps, @type
91 	 * and @flags
92 	 *
93 	 * Params:
94 	 *     streamId = the id for the new stream. If %NULL,
95 	 *         a new one will be automatically generated
96 	 *     caps = the #GstCaps of the stream
97 	 *     type = the #GstStreamType of the stream
98 	 *     flags = the #GstStreamFlags of the stream
99 	 *
100 	 * Returns: The new #GstStream
101 	 *
102 	 * Since: 1.10
103 	 *
104 	 * Throws: ConstructionException GTK+ fails to create the object.
105 	 */
106 	public this(string streamId, Caps caps, GstStreamType type, GstStreamFlags flags)
107 	{
108 		auto p = gst_stream_new(Str.toStringz(streamId), (caps is null) ? null : caps.getCapsStruct(), type, flags);
109 
110 		if(p is null)
111 		{
112 			throw new ConstructionException("null returned by new");
113 		}
114 
115 		this(cast(GstStream*) p, true);
116 	}
117 
118 	/**
119 	 * Retrieve the caps for @stream, if any
120 	 *
121 	 * Returns: The #GstCaps for @stream
122 	 *
123 	 * Since: 1.10
124 	 */
125 	public Caps getCaps()
126 	{
127 		auto p = gst_stream_get_caps(gstStream);
128 
129 		if(p is null)
130 		{
131 			return null;
132 		}
133 
134 		return ObjectG.getDObject!(Caps)(cast(GstCaps*) p, true);
135 	}
136 
137 	/**
138 	 * Retrieve the current stream flags for @stream
139 	 *
140 	 * Returns: The #GstStreamFlags for @stream
141 	 *
142 	 * Since: 1.10
143 	 */
144 	public GstStreamFlags getStreamFlags()
145 	{
146 		return gst_stream_get_stream_flags(gstStream);
147 	}
148 
149 	/**
150 	 * Returns the stream ID of @stream.
151 	 *
152 	 * Returns: the stream ID of @stream. Only valid
153 	 *     during the lifetime of @stream.
154 	 *
155 	 * Since: 1.10
156 	 */
157 	public string getStreamId()
158 	{
159 		return Str.toString(gst_stream_get_stream_id(gstStream));
160 	}
161 
162 	/**
163 	 * Retrieve the stream type for @stream
164 	 *
165 	 * Returns: The #GstStreamType for @stream
166 	 *
167 	 * Since: 1.10
168 	 */
169 	public GstStreamType getStreamType()
170 	{
171 		return gst_stream_get_stream_type(gstStream);
172 	}
173 
174 	/**
175 	 * Retrieve the tags for @stream, if any
176 	 *
177 	 * Returns: The #GstTagList for @stream
178 	 *
179 	 * Since: 1.10
180 	 */
181 	public TagList getTags()
182 	{
183 		auto p = gst_stream_get_tags(gstStream);
184 
185 		if(p is null)
186 		{
187 			return null;
188 		}
189 
190 		return ObjectG.getDObject!(TagList)(cast(GstTagList*) p, true);
191 	}
192 
193 	/**
194 	 * Set the caps for the #GstStream
195 	 *
196 	 * Params:
197 	 *     caps = a #GstCaps
198 	 *
199 	 * Since: 1.10
200 	 */
201 	public void setCaps(Caps caps)
202 	{
203 		gst_stream_set_caps(gstStream, (caps is null) ? null : caps.getCapsStruct());
204 	}
205 
206 	/**
207 	 * Set the @flags for the @stream.
208 	 *
209 	 * Params:
210 	 *     flags = the flags to set on @stream
211 	 *
212 	 * Since: 1.10
213 	 */
214 	public void setStreamFlags(GstStreamFlags flags)
215 	{
216 		gst_stream_set_stream_flags(gstStream, flags);
217 	}
218 
219 	/**
220 	 * Set the stream type of @stream
221 	 *
222 	 * Params:
223 	 *     streamType = the type to set on @stream
224 	 *
225 	 * Since: 1.10
226 	 */
227 	public void setStreamType(GstStreamType streamType)
228 	{
229 		gst_stream_set_stream_type(gstStream, streamType);
230 	}
231 
232 	/**
233 	 * Set the tags for the #GstStream
234 	 *
235 	 * Params:
236 	 *     tags = a #GstTagList
237 	 *
238 	 * Since: 1.10
239 	 */
240 	public void setTags(TagList tags)
241 	{
242 		gst_stream_set_tags(gstStream, (tags is null) ? null : tags.getTagListStruct());
243 	}
244 }