| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>legacyresample</title> |
| <meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> |
| <link rel="home" href="index.html" title="GStreamer Bad Plugins 1.0 Plugins Reference Manual"> |
| <link rel="up" href="ch01.html" title="gst-plugins-bad Elements"> |
| <link rel="prev" href="gst-plugins-bad-plugins-ladspa.html" title="ladspa"> |
| <link rel="next" href="gst-plugins-bad-plugins-liveadder.html" title="liveadder"> |
| <meta name="generator" content="GTK-Doc V1.18 (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="2"> |
| <tr valign="middle"> |
| <td><a accesskey="p" href="gst-plugins-bad-plugins-ladspa.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td> |
| <td><a accesskey="u" href="ch01.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td> |
| <td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td> |
| <th width="100%" align="center">GStreamer Bad Plugins 1.0 Plugins Reference Manual</th> |
| <td><a accesskey="n" href="gst-plugins-bad-plugins-liveadder.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td> |
| </tr> |
| <tr><td colspan="5" class="shortcuts"> |
| <a href="#gst-plugins-bad-plugins-legacyresample.synopsis" class="shortcut">Top</a> |
| | |
| <a href="#gst-plugins-bad-plugins-legacyresample.description" class="shortcut">Description</a> |
| | |
| <a href="#gst-plugins-bad-plugins-legacyresample.properties" class="shortcut">Properties</a> |
| </td></tr> |
| </table> |
| <div class="refentry"> |
| <a name="gst-plugins-bad-plugins-legacyresample"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-legacyresample.top_of_page"></a>legacyresample</span></h2> |
| <p>legacyresample — Resample audio</p> |
| </td> |
| <td valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsynopsisdiv"> |
| <a name="gst-plugins-bad-plugins-legacyresample.synopsis"></a><h2>Synopsis</h2> |
| <pre class="synopsis">struct <a class="link" href="gst-plugins-bad-plugins-legacyresample.html#GstLegacyresample" title="struct GstLegacyresample">GstLegacyresample</a>; |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-legacyresample.properties"></a><h2>Properties</h2> |
| <pre class="synopsis"> |
| "<a class="link" href="gst-plugins-bad-plugins-legacyresample.html#GstLegacyresample--filter-length" title='The "filter-length" property'>filter-length</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> : Read / Write / Construct |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-legacyresample.description"></a><h2>Description</h2> |
| <p> |
| legacyresample resamples raw audio buffers to different sample rates using |
| a configurable windowing function to enhance quality. |
| </p> |
| <p> |
| </p> |
| <div class="refsect2"> |
| <a name="idp12598064"></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>v filesrc location<span class="gtkdoc opt">=</span>sine<span class="gtkdoc opt">.</span>ogg <span class="gtkdoc opt">!</span> oggdemux <span class="gtkdoc opt">!</span> vorbisdec <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> legacyresample <span class="gtkdoc opt">!</span> audio<span class="gtkdoc opt">/</span>x<span class="gtkdoc opt">-</span>raw<span class="gtkdoc opt">-</span><span class="gtkdoc kwb">int</span><span class="gtkdoc opt">,</span> rate<span class="gtkdoc opt">=</span><span class="number">8000</span> <span class="gtkdoc opt">!</span> alsasink</pre></td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| Decode an Ogg/Vorbis downsample to 8Khz and play sound through alsa. |
| To create the Ogg/Vorbis file refer to the documentation of vorbisenc. |
| </div> |
| <p> |
| </p> |
| <p> |
| Last reviewed on 2006-03-02 (0.10.4) |
| </p> |
| <div class="refsynopsisdiv"> |
| <h2>Synopsis</h2> |
| <div class="refsect2"> |
| <a name="idp12595760"></a><h3>Element Information</h3> |
| <div class="variablelist"><table border="0"> |
| <col align="left" valign="top"> |
| <tbody> |
| <tr> |
| <td><p><span class="term">plugin</span></p></td> |
| <td> |
| <a class="link" href="gst-plugins-bad-plugins-plugin-legacyresample.html#plugin-legacyresample">legacyresample</a> |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term">author</span></p></td> |
| <td>David Schleef <ds@schleef.org></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">class</span></p></td> |
| <td>Filter/Converter/Audio</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="idp8200784"></a><h3>Element Pads</h3> |
| <div class="variablelist"><table border="0"> |
| <col align="left" valign="top"> |
| <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>audio/x-raw-int, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)16, depth=(int)16, signed=(boolean)true</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/x-raw-int, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)32, depth=(int)32, signed=(boolean)true</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/x-raw-float, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)32</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/x-raw-float, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)64</td> |
| </tr> |
| </tbody> |
| </table></div> |
| <div class="variablelist"><table border="0"> |
| <col align="left" valign="top"> |
| <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>audio/x-raw-int, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)16, depth=(int)16, signed=(boolean)true</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/x-raw-int, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)32, depth=(int)32, signed=(boolean)true</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/x-raw-float, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)32</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/x-raw-float, rate=(int)[ 1, 2147483647 ], channels=(int)[ 1, 2147483647 ], endianness=(int)1234, width=(int)64</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <p> |
| </p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-legacyresample.details"></a><h2>Details</h2> |
| <div class="refsect2"> |
| <a name="GstLegacyresample"></a><h3>struct GstLegacyresample</h3> |
| <pre class="programlisting">struct GstLegacyresample { |
| GstBaseTransform element; |
| |
| GstCaps *srccaps, *sinkcaps; |
| |
| gboolean passthru; |
| gboolean need_discont; |
| |
| guint64 offset; |
| guint64 ts_offset; |
| GstClockTime next_ts; |
| GstClockTime prev_ts, prev_duration; |
| int channels; |
| |
| int i_rate; |
| int o_rate; |
| int filter_length; |
| |
| ResampleState * resample; |
| }; |
| </pre> |
| <p> |
| Opaque data structure. |
| </p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-legacyresample.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstLegacyresample--filter-length"></a><h3>The <code class="literal">"filter-length"</code> property</h3> |
| <pre class="programlisting"> "filter-length" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> : Read / Write / Construct</pre> |
| <p>Length of the resample filter.</p> |
| <p>Allowed values: >= 0</p> |
| <p>Default value: 16</p> |
| </div> |
| </div> |
| </div> |
| <div class="footer"> |
| <hr> |
| Generated by GTK-Doc V1.18</div> |
| </body> |
| </html> |
