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| <div class="refentry"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-aspectratiocrop.top_of_page"></a>aspectratiocrop</span></h2> |
| <p>aspectratiocrop</p> |
| </td> |
| <td class="gallery_image" valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.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"><span class="type">GstFraction</span></td> |
| <td class="property_name"><a class="link" href="gst-plugins-good-plugins-aspectratiocrop.html#GstAspectRatioCrop--aspect-ratio" title="The “aspect-ratio” property">aspect-ratio</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <a name="GstAspectRatioCrop"></a><div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.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-good-plugins-aspectratiocrop.html#GstAspectRatioCrop-struct" title="struct GstAspectRatioCrop">GstAspectRatioCrop</a></td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.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-1.0GstBin.html#GstBin-struct">GstBin</a> |
| <span class="lineart">╰──</span> GstAspectRatioCrop |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.implemented-interfaces"></a><h2>Implemented Interfaces</h2> |
| <p> |
| GstAspectRatioCrop implements |
| <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstChildProxy.html#GstChildProxy-struct">GstChildProxy</a>.</p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.description"></a><h2>Description</h2> |
| <p>This element crops video frames to a specified <a class="link" href="gst-plugins-good-plugins-aspectratiocrop.html#GstAspectRatioCrop--aspect-ratio" title="The “aspect-ratio” property"><span class="type">“aspect-ratio”</span></a>.</p> |
| <p>If the aspect-ratio is already correct, the element will operate |
| in pass-through mode.</p> |
| <div class="refsect2"> |
| <a name="id-1.2.14.8.4"></a><h3>Example launch line</h3> |
| <div class="informalexample"> |
| <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> |
| <tbody> |
| <tr> |
| <td class="listing_lines" align="right"><pre>1</pre></td> |
| <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> <span class="gtkdoc opt">-</span>v videotestsrc <span class="gtkdoc opt">!</span> video<span class="gtkdoc opt">/</span>x<span class="gtkdoc opt">-</span>raw<span class="gtkdoc opt">,</span>height<span class="gtkdoc opt">=</span><span class="number">640</span><span class="gtkdoc opt">,</span>width<span class="gtkdoc opt">=</span><span class="number">480</span> <span class="gtkdoc opt">!</span> aspectratiocrop aspect<span class="gtkdoc opt">-</span>ratio<span class="gtkdoc opt">=</span><span class="number">16</span><span class="gtkdoc opt">/</span><span class="number">9</span> <span class="gtkdoc opt">!</span> ximagesink</pre></td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| This pipeline generates a videostream in 4/3 and crops it to 16/9. |
| </div> |
| <div class="refsynopsisdiv"> |
| <h2>Synopsis</h2> |
| <div class="refsect2"> |
| <a name="id-1.2.14.8.5.1"></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-good-plugins-plugin-videocrop.html#plugin-videocrop">videocrop</a> |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term">author</span></p></td> |
| <td>Thijs Vermeir <thijsvermeir@gmail.com></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">class</span></p></td> |
| <td>Filter/Effect/Video</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="id-1.2.14.8.5.2"></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>sink</td> |
| </tr> |
| <tr> |
| <td><p><span class="term">direction</span></p></td> |
| <td>sink</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>video/x-raw, format=(string){ RGBx, xRGB, BGRx, xBGR, RGBA, ARGB, BGRA, ABGR, RGB, BGR, AYUV, YUY2, YVYU, UYVY, I420, YV12, RGB16, RGB15, GRAY8, NV12, NV21, GRAY16_LE, GRAY16_BE }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> |
| </tr> |
| </tbody> |
| </table></div> |
| <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>video/x-raw, format=(string){ RGBx, xRGB, BGRx, xBGR, RGBA, ARGB, BGRA, ABGR, RGB, BGR, AYUV, YUY2, YVYU, UYVY, I420, YV12, RGB16, RGB15, GRAY8, NV12, NV21, GRAY16_LE, GRAY16_BE }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.functions_details"></a><h2>Functions</h2> |
| <p></p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstAspectRatioCrop-struct"></a><h3>struct GstAspectRatioCrop</h3> |
| <pre class="programlisting">struct GstAspectRatioCrop;</pre> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstAspectRatioCrop--aspect-ratio"></a><h3>The <code class="literal">“aspect-ratio”</code> property</h3> |
| <pre class="programlisting"> “aspect-ratio” <span class="type">GstFraction</span></pre> |
| <p>Target aspect-ratio of video.</p> |
| <p>Flags: Read / Write</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-aspectratiocrop.see-also"></a><h2>See Also</h2> |
| <p><a class="link" href="gst-plugins-good-plugins-videocrop.html#GstVideoCrop"><span class="type">GstVideoCrop</span></a></p> |
| </div> |
| </div> |
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