docs/plugins/html/gst-plugins-good-plugins-wavparse.html

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  24 <a href="#gst-plugins-good-plugins-wavparse.synopsis" class="shortcut">Top</a>
  25                    |
  26                   <a href="#gst-plugins-good-plugins-wavparse.description" class="shortcut">Description</a>
  27                    |
  28                   <a href="#gst-plugins-good-plugins-wavparse.object-hierarchy" class="shortcut">Object Hierarchy</a>
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  31 <div class="refentry">
  32 <a name="gst-plugins-good-plugins-wavparse"></a><div class="titlepage"></div>
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  35 <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-wavparse.top_of_page"></a>wavparse</span></h2>
  36 <p>wavparse — Parse a .wav file into raw audio</p>
  37 </td>
  38 <td valign="top" align="right"></td>
  39 </tr></table></div>
  40 <div class="refsynopsisdiv">
  41 <a name="gst-plugins-good-plugins-wavparse.synopsis"></a><h2>Synopsis</h2>
  42 <a name="GstWavParse"></a><pre class="synopsis">struct              <a class="link" href="gst-plugins-good-plugins-wavparse.html#GstWavParse-struct" title="struct GstWavParse">GstWavParse</a>;
  43 </pre>
  44 </div>
  45 <div class="refsect1">
  46 <a name="gst-plugins-good-plugins-wavparse.object-hierarchy"></a><h2>Object Hierarchy</h2>
  47 <pre class="synopsis">
  48   <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
  49    +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
  50          +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
  51                +----GstWavParse
  52 </pre>
  53 </div>
  54 <div class="refsect1">
  55 <a name="gst-plugins-good-plugins-wavparse.description"></a><h2>Description</h2>
  56 <p>
  57 Parse a .wav file into raw or compressed audio.
  58 </p>
  59 <p>
  60 Wavparse supports both push and pull mode operations, making it possible to
  61 stream from a network source.
  62 </p>
  63 <p>
  64 </p>
  65 <div class="refsect2">
  66 <a name="idp24974048"></a><h3>Example launch line</h3>
  67 <div class="informalexample">
  68   <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
  69     <tbody>
  70       <tr>
  71         <td class="listing_lines" align="right"><pre>1</pre></td>
  72         <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch filesrc location<span class="gtkdoc opt">=</span>sine<span class="gtkdoc opt">.</span>wav <span class="gtkdoc opt">!</span> wavparse <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> alsasink</pre></td>
  73       </tr>
  74     </tbody>
  75   </table>
  76 </div>
  77  Read a wav file and output to the soundcard using the ALSA element. The
  78 wav file is assumed to contain raw uncompressed samples.
  79 <div class="informalexample">
  80   <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
  81     <tbody>
  82       <tr>
  83         <td class="listing_lines" align="right"><pre>1</pre></td>
  84         <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch gnomevfssrc location<span class="gtkdoc opt">=</span>http<span class="gtkdoc opt">:</span><span class="gtkdoc slc">//www.example.org/sine.wav ! queue ! wavparse ! audioconvert ! alsasink</span></pre></td>
  85       </tr>
  86     </tbody>
  87   </table>
  88 </div>
  89  Stream data from a network url.
  90 </div>
  91 <p>
  92 </p>
  93 <p>
  94 Last reviewed on 2007-02-14 (0.10.6)
  95 </p>
  96 <div class="refsynopsisdiv">
  97 <h2>Synopsis</h2>
  98 <div class="refsect2">
  99 <a name="idp23724992"></a><h3>Element Information</h3>
 100 <div class="variablelist"><table border="0">
 101 <col align="left" valign="top">
 102 <tbody>
 103 <tr>
 104 <td><p><span class="term">plugin</span></p></td>
 105 <td>
 106             <a class="link" href="gst-plugins-good-plugins-plugin-wavparse.html#plugin-wavparse">wavparse</a>
 107           </td>
 108 </tr>
 109 <tr>
 110 <td><p><span class="term">author</span></p></td>
 111 <td>Erik Walthinsen &lt;omega@cse.ogi.edu&gt;</td>
 112 </tr>
 113 <tr>
 114 <td><p><span class="term">class</span></p></td>
 115 <td>Codec/Demuxer/Audio</td>
 116 </tr>
 117 </tbody>
 118 </table></div>
 119 </div>
 120 <hr>
 121 <div class="refsect2">
 122 <a name="idp22769632"></a><h3>Element Pads</h3>
 123 <div class="variablelist"><table border="0">
 124 <col align="left" valign="top">
 125 <tbody>
 126 <tr>
 127 <td><p><span class="term">name</span></p></td>
 128 <td>wavparse_sink</td>
 129 </tr>
 130 <tr>
 131 <td><p><span class="term">direction</span></p></td>
 132 <td>sink</td>
 133 </tr>
 134 <tr>
 135 <td><p><span class="term">presence</span></p></td>
 136 <td>always</td>
 137 </tr>
 138 <tr>
 139 <td><p><span class="term">details</span></p></td>
 140 <td>audio/x-wav</td>
 141 </tr>
 142 </tbody>
 143 </table></div>
 144 <div class="variablelist"><table border="0">
 145 <col align="left" valign="top">
 146 <tbody>
 147 <tr>
 148 <td><p><span class="term">name</span></p></td>
 149 <td>wavparse_src</td>
 150 </tr>
 151 <tr>
 152 <td><p><span class="term">direction</span></p></td>
 153 <td>source</td>
 154 </tr>
 155 <tr>
 156 <td><p><span class="term">presence</span></p></td>
 157 <td>sometimes</td>
 158 </tr>
 159 <tr>
 160 <td><p><span class="term">details</span></p></td>
 161 <td>audio/ms-gsm, rate=(int)[ 1, 96000 ], channels=(int)[ 1, 2 ]</td>
 162 </tr>
 163 <tr>
 164 <td><p><span class="term"></span></p></td>
 165 <td> audio/mpeg, mpegversion=(int)1, layer=(int)3, rate=(int)[ 8000, 48000 ], channels=(int)[ 1, 2 ]</td>
 166 </tr>
 167 <tr>
 168 <td><p><span class="term"></span></p></td>
 169 <td> audio/mpeg, mpegversion=(int)1, layer=(int)2, rate=(int)[ 16000, 48000 ], channels=(int)[ 1, 2 ]</td>
 170 </tr>
 171 <tr>
 172 <td><p><span class="term"></span></p></td>
 173 <td> audio/x-raw-int, endianness=(int)1234, signed=(boolean){ true, false }, width=(int){ 8, 16, 24, 32 }, depth=(int)[ 1, 32 ], rate=(int)[ 1000, 192000 ], channels=(int)[ 1, 8 ]</td>
 174 </tr>
 175 <tr>
 176 <td><p><span class="term"></span></p></td>
 177 <td> audio/x-vorbis, rate=(int)[ 1000, 192000 ], channels=(int)[ 1, 2 ]</td>
 178 </tr>
 179 <tr>
 180 <td><p><span class="term"></span></p></td>
 181 <td> audio/x-ac3, rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 6 ]</td>
 182 </tr>
 183 <tr>
 184 <td><p><span class="term"></span></p></td>
 185 <td> audio/x-dts</td>
 186 </tr>
 187 <tr>
 188 <td><p><span class="term"></span></p></td>
 189 <td> audio/mpeg, mpegversion=(int)4, rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 8 ]</td>
 190 </tr>
 191 <tr>
 192 <td><p><span class="term"></span></p></td>
 193 <td> audio/x-alaw, rate=(int)[ 1000, 48000 ], channels=(int)[ 1, 2 ]</td>
 194 </tr>
 195 <tr>
 196 <td><p><span class="term"></span></p></td>
 197 <td> audio/x-mulaw, rate=(int)[ 1000, 48000 ], channels=(int)[ 1, 2 ]</td>
 198 </tr>
 199 <tr>
 200 <td><p><span class="term"></span></p></td>
 201 <td> audio/x-wms, bitrate=(int)[ 0, 2147483647 ], rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 2 ], block_align=(int)[ 1, 2147483647 ]</td>
 202 </tr>
 203 <tr>
 204 <td><p><span class="term"></span></p></td>
 205 <td> audio/x-adpcm, layout=(string)microsoft, rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 2 ], block_align=(int)[ 1, 2147483647 ]</td>
 206 </tr>
 207 <tr>
 208 <td><p><span class="term"></span></p></td>
 209 <td> audio/x-adpcm, layout=(string)dvi, rate=(int)[ 1000, 48000 ], channels=(int)[ 1, 2 ], block_align=(int)[ 1, 2147483647 ]</td>
 210 </tr>
 211 <tr>
 212 <td><p><span class="term"></span></p></td>
 213 <td> audio/x-truespeech, rate=(int)8000, channels=(int)[ 1, 2 ]</td>
 214 </tr>
 215 <tr>
 216 <td><p><span class="term"></span></p></td>
 217 <td> audio/x-wma, wmaversion=(int)1, bitrate=(int)[ 0, 2147483647 ], rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 6 ], block_align=(int)[ 1, 2147483647 ]</td>
 218 </tr>
 219 <tr>
 220 <td><p><span class="term"></span></p></td>
 221 <td> audio/x-wma, wmaversion=(int)2, bitrate=(int)[ 0, 2147483647 ], rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 6 ], block_align=(int)[ 1, 2147483647 ]</td>
 222 </tr>
 223 <tr>
 224 <td><p><span class="term"></span></p></td>
 225 <td> audio/x-wma, wmaversion=(int)3, bitrate=(int)[ 0, 2147483647 ], rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 6 ], block_align=(int)[ 1, 2147483647 ]</td>
 226 </tr>
 227 <tr>
 228 <td><p><span class="term"></span></p></td>
 229 <td> audio/x-vnd.sony.atrac3, rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 2 ]</td>
 230 </tr>
 231 <tr>
 232 <td><p><span class="term"></span></p></td>
 233 <td> audio/x-raw-float, endianness=(int)1234, width=(int){ 32, 64 }, rate=(int)[ 1000, 192000 ], channels=(int)[ 1, 8 ]</td>
 234 </tr>
 235 <tr>
 236 <td><p><span class="term"></span></p></td>
 237 <td> audio/x-voxware, voxwaretype=(int)117, rate=(int)[ 1000, 96000 ], channels=(int)[ 1, 2 ]</td>
 238 </tr>
 239 <tr>
 240 <td><p><span class="term"></span></p></td>
 241 <td> audio/x-adpcm, layout=(string)dk4, rate=(int)[ 8000, 96000 ], channels=(int)[ 1, 2 ]</td>
 242 </tr>
 243 <tr>
 244 <td><p><span class="term"></span></p></td>
 245 <td> audio/x-adpcm, layout=(string)dk3, rate=(int)[ 8000, 96000 ], channels=(int)[ 1, 2 ]</td>
 246 </tr>
 247 <tr>
 248 <td><p><span class="term"></span></p></td>
 249 <td> audio/x-adpcm, layout=(string)dvi, rate=(int)[ 8000, 96000 ], channels=(int)[ 1, 2 ]</td>
 250 </tr>
 251 <tr>
 252 <td><p><span class="term"></span></p></td>
 253 <td> audio/AMR, rate=(int)8000, channels=(int)1</td>
 254 </tr>
 255 <tr>
 256 <td><p><span class="term"></span></p></td>
 257 <td> audio/AMR-WB, rate=(int)16000, channels=(int)1</td>
 258 </tr>
 259 <tr>
 260 <td><p><span class="term"></span></p></td>
 261 <td> audio/x-siren</td>
 262 </tr>
 263 <tr>
 264 <td><p><span class="term"></span></p></td>
 265 <td> application/x-ogg-avi</td>
 266 </tr>
 267 </tbody>
 268 </table></div>
 269 </div>
 270 </div>
 271 <p>
 272 </p>
 273 </div>
 274 <div class="refsect1">
 275 <a name="gst-plugins-good-plugins-wavparse.details"></a><h2>Details</h2>
 276 <div class="refsect2">
 277 <a name="GstWavParse-struct"></a><h3>struct GstWavParse</h3>
 278 <pre class="programlisting">struct GstWavParse;</pre>
 279 <p>
 280 Opaque data structure.
 281 </p>
 282 </div>
 283 </div>
 284 </div>
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