This file is indexed.

/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/gst-plugins-base-libs-dmabuf.html is in gstreamer1.0-plugins-base-doc 1.2.4-1~ubuntu2.1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>GStreamer Base Plugins 1.0 Library Reference Manual: dmabuf</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.78.1">
<link rel="home" href="index.html" title="GStreamer Base Plugins 1.0 Library Reference Manual">
<link rel="up" href="gstreamer-allocators.html" title="Allocators Library">
<link rel="prev" href="gstreamer-allocators.html" title="Allocators Library">
<link rel="next" href="gstreamer-app.html" title="App Library">
<meta name="generator" content="GTK-Doc V1.20 (XML mode)">
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="10"><tr valign="middle">
<td width="100%" align="left" class="shortcuts">
<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> 
                  <a href="#gst-plugins-base-libs-dmabuf.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 
                  <a href="#gst-plugins-base-libs-dmabuf.object-hierarchy" class="shortcut">Object Hierarchy</a></span>
</td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td>
<td><a accesskey="u" href="gstreamer-allocators.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td>
<td><a accesskey="p" href="gstreamer-allocators.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td>
<td><a accesskey="n" href="gstreamer-app.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td>
</tr></table>
<div class="refentry">
<a name="gst-plugins-base-libs-dmabuf"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-dmabuf.top_of_page"></a>dmabuf</span></h2>
<p>dmabuf — Memory wrapper for Linux dmabuf memory</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/gstreamer-GstMemory.html#GstMemory"><span class="returnvalue">GstMemory</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-dmabuf.html#gst-dmabuf-allocator-alloc" title="gst_dmabuf_allocator_alloc ()">gst_dmabuf_allocator_alloc</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-dmabuf.html#gst-dmabuf-memory-get-fd" title="gst_dmabuf_memory_get_fd ()">gst_dmabuf_memory_get_fd</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-dmabuf.html#gst-is-dmabuf-memory" title="gst_is_dmabuf_memory ()">gst_is_dmabuf_memory</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gst/allocators/gstdmabuf.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gst-dmabuf-allocator-alloc"></a><h3>gst_dmabuf_allocator_alloc ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/gstreamer-GstMemory.html#GstMemory"><span class="returnvalue">GstMemory</span></a> *
gst_dmabuf_allocator_alloc (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstAllocator.html"><span class="type">GstAllocator</span></a> *allocator</code></em>,
                            <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> fd</code></em>,
                            <em class="parameter"><code><span class="type">gsize</span> size</code></em>);</pre>
<p>Return a <a href="/usr/share/gtk-doc/html/gstreamer-1.0/gstreamer-GstMemory.html#GstMemory"><code class="literal">GstMemory</code></a> that wraps a dmabuf file descriptor.</p>
<div class="refsect3">
<a name="id-1.2.4.3.7.2.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>allocator</p></td>
<td class="parameter_description"><p> allocator to be used for this memory. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>fd</p></td>
<td class="parameter_description"><p>dmabuf file descriptor</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>memory size</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.4.3.7.2.6"></a><h4>Returns</h4>
<p> a GstMemory based on <em class="parameter"><code>allocator</code></em>
.
When the buffer will be released dmabuf allocator will close the <em class="parameter"><code>fd</code></em>
.
The memory is only mmapped on <code class="function">gst_buffer_mmap()</code> request. </p>
<p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
</div>
<p class="since">Since 1.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-dmabuf-memory-get-fd"></a><h3>gst_dmabuf_memory_get_fd ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
gst_dmabuf_memory_get_fd (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/gstreamer-GstMemory.html#GstMemory"><span class="type">GstMemory</span></a> *mem</code></em>);</pre>
<p>Return the file descriptor associated with <em class="parameter"><code>mem</code></em>
.</p>
<div class="refsect3">
<a name="id-1.2.4.3.7.3.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>mem</p></td>
<td class="parameter_description"><p>the memory to get the file descriptor</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.4.3.7.3.6"></a><h4>Returns</h4>
<p> the file descriptor associated with the memory, or -1</p>
<p></p>
</div>
<p class="since">Since 1.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-is-dmabuf-memory"></a><h3>gst_is_dmabuf_memory ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_is_dmabuf_memory (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/gstreamer-GstMemory.html#GstMemory"><span class="type">GstMemory</span></a> *mem</code></em>);</pre>
<p>Check if <em class="parameter"><code>mem</code></em>
 is dmabuf memory.</p>
<div class="refsect3">
<a name="id-1.2.4.3.7.4.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>mem</p></td>
<td class="parameter_description"><p>the memory to be check</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.4.3.7.4.6"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>mem</code></em>
is dmabuf memory, otherwise <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a></p>
<p></p>
</div>
<p class="since">Since 1.2</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.other_details"></a><h2>Types and Values</h2>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-dmabuf.see-also"></a><h2>See Also</h2>
<p><a href="/usr/share/gtk-doc/html/gstreamer-1.0/gstreamer-GstMemory.html#GstMemory"><span class="type">GstMemory</span></a></p>
</div>
</div>
<div class="footer">
<hr>
          Generated by GTK-Doc V1.20</div>
</body>
</html>