docs/plugins/html/gst-plugins-base-plugins-giostreamsrc.html

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<a name="gst-plugins-base-plugins-giostreamsrc"></a><div class="titlepage"></div>
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<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-base-plugins-giostreamsrc.top_of_page"></a>giostreamsrc</span></h2>
<p>giostreamsrc</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody><tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/gioGInputStream.html#GInputStream-struct"><span class="type">GInputStream</span></a> *</td>
<td class="property_name"><a class="link" href="gst-plugins-base-plugins-giostreamsrc.html#GstGioStreamSrc--stream" title="The “stream” property">stream</a></td>
<td class="property_flags">Read / Write</td>
</tr></tbody>
</table></div>
</div>
<a name="GstGioStreamSrc"></a><div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-base-plugins-giostreamsrc.html#GstGioStreamSrc-struct" title="struct GstGioStreamSrc">GstGioStreamSrc</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstObject.html#GstObject-struct">GstObject</a>
            <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct">GstElement</a>
                <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0GstBaseSrc.html#GstBaseSrc-struct">GstBaseSrc</a>
                    <span class="lineart">╰──</span> GstGioBaseSrc
                        <span class="lineart">╰──</span> GstGioStreamSrc
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.description"></a><h2>Description</h2>
<p>This plugin reads data from a custom GIO <a href="/usr/share/gtk-doc/html/gioGInputStream.html#GInputStream-struct"><span class="type">GInputStream</span></a>.</p>
<p>It can, for example, be used to read data from memory with a
<a href="/usr/share/gtk-doc/html/gioGMemoryInputStream.html#GMemoryInputStream-struct"><span class="type">GMemoryInputStream</span></a> or to read from a file with a
<a href="/usr/share/gtk-doc/html/gioGFileInputStream.html#GFileInputStream-struct"><span class="type">GFileInputStream</span></a>.</p>
<div class="refsect2">
<a name="id-1.2.20.7.4"></a><h3>Example code</h3>
<p>
The following example reads data from a <a href="/usr/share/gtk-doc/html/gioGMemoryInputStream.html#GMemoryInputStream-struct"><span class="type">GMemoryInputStream</span></a>.
</p>
<div class="informalexample">
  <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
    <tbody>
      <tr>
        <td class="listing_lines" align="right"><pre>1
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        <td class="listing_code"><pre class="programlisting"><span class="gtkdoc ppc">#include &lt;gst/gst.h&gt;</span>
<span class="gtkdoc ppc">#include &lt;gio/gio.h&gt;</span>

<span class="gtkdoc opt">...</span>

GstElement <span class="gtkdoc opt">*</span>src<span class="gtkdoc opt">;</span>
GMemoryInputStream <span class="gtkdoc opt">*</span>stream<span class="gtkdoc opt">;</span>
<span class="gtkdoc slc">// in_data will contain the data to send</span>
guint8 <span class="gtkdoc opt">*</span>in_data<span class="gtkdoc opt">;</span>
gint i<span class="gtkdoc opt">;</span>

<span class="gtkdoc opt">...</span>
in_data <span class="gtkdoc opt">=</span> <span class="function"><a href="/usr/share/gtk-doc/html/glibglib-Memory-Allocation.html#g-new">g_new</a></span> <span class="gtkdoc opt">(</span>guint8<span class="gtkdoc opt">,</span> <span class="number">512</span><span class="gtkdoc opt">);</span>
<span class="keyword">for</span> <span class="gtkdoc opt">(</span>i <span class="gtkdoc opt">=</span> <span class="number">0</span><span class="gtkdoc opt">;</span> i <span class="gtkdoc opt">&lt;</span> <span class="number">512</span><span class="gtkdoc opt">;</span> i<span class="gtkdoc opt">++)</span>
  in_data<span class="gtkdoc opt">[</span>i<span class="gtkdoc opt">] =</span> i <span class="gtkdoc opt">%</span> <span class="number">256</span><span class="gtkdoc opt">;</span>

stream <span class="gtkdoc opt">=</span> <span class="function">G_MEMORY_INPUT_STREAM</span> <span class="gtkdoc opt">(</span><span class="function"><a href="/usr/share/gtk-doc/html/gioGMemoryInputStream.html#g-memory-input-stream-new-from-data">g_memory_input_stream_new_from_data</a></span> <span class="gtkdoc opt">(</span>in_data<span class="gtkdoc opt">,</span> <span class="number">512</span><span class="gtkdoc opt">,</span>
          <span class="gtkdoc opt">(</span>GDestroyNotify<span class="gtkdoc opt">)</span> g_free<span class="gtkdoc opt">));</span>
src <span class="gtkdoc opt">=</span> <span class="function"><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElementFactory.html#gst-element-factory-make">gst_element_factory_make</a></span> <span class="gtkdoc opt">(</span><span class="string">&quot;giostreamsrc&quot;</span><span class="gtkdoc opt">,</span> <span class="string">&quot;src&quot;</span><span class="gtkdoc opt">);</span>
<span class="function"><a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#g-object-set">g_object_set</a></span> <span class="gtkdoc opt">(</span><span class="function"><a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#G-OBJECT:CAPS">G_OBJECT</a></span> <span class="gtkdoc opt">(</span>src<span class="gtkdoc opt">),</span> <span class="string">&quot;stream&quot;</span><span class="gtkdoc opt">,</span> stream<span class="gtkdoc opt">,</span> NULL<span class="gtkdoc opt">);</span>

<span class="gtkdoc opt">...</span></pre></td>
      </tr>
    </tbody>
  </table>
</div>

<p>
</p>
</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.20.7.5.1"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">plugin</span></p></td>
<td>
            <a class="link" href="gst-plugins-base-plugins-plugin-gio.html#plugin-gio">gio</a>
          </td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Sebastian Dröge &lt;sebastian.droege@collabora.co.uk&gt;</td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Source</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.20.7.5.2"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>src</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>source</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>ANY</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstGioStreamSrc-struct"></a><h3>struct GstGioStreamSrc</h3>
<pre class="programlisting">struct GstGioStreamSrc;</pre>
<p>Opaque data structure.</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-plugins-giostreamsrc.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstGioStreamSrc--stream"></a><h3>The <code class="literal">“stream”</code> property</h3>
<pre class="programlisting">  “stream”                   <a href="/usr/share/gtk-doc/html/gioGInputStream.html#GInputStream-struct"><span class="type">GInputStream</span></a> *</pre>
<p>Stream to read from.</p>
<p>Flags: Read / Write</p>
</div>
</div>
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