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   5 <title>GStreamer Base Plugins 0.10 Library Reference Manual</title>
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  16 <div><table class="navigation" id="top" width="100%" cellpadding="2" cellspacing="0"><tr><th valign="middle"><p class="title">GStreamer Base Plugins 0.10 Library Reference Manual</p></th></tr></table></div>
  17 <div><p class="releaseinfo">
  18       for GStreamer Base Library 0.10 (0.10.36)
  19       <a class="ulink" href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/" target="_top">http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/</a>.
  20     </p></div>
  21 </div>
  22 <hr>
  23 </div>
  24 <div class="toc"><dl>
  25 <dt><span class="part"><a href="gstreamer-plugins-base.html">I. GStreamer Base Plugins Libraries</a></span></dt>
  26 <dd><dl>
  27 <dt>
  28 <span class="refentrytitle"><a href="compiling.html">Compiling</a></span><span class="refpurpose"> —
  29 How to compile against the base plugins libraries
  30 </span>
  31 </dt>
  32 <dt><span class="chapter"><a href="gstreamer-app.html">App Library</a></span></dt>
  33 <dd><dl>
  34 <dt>
  35 <span class="refentrytitle"><a href="gst-plugins-base-libs-appsrc.html">appsrc</a></span><span class="refpurpose"> — Easy way for applications to inject buffers into a
  36     pipeline</span>
  37 </dt>
  38 <dt>
  39 <span class="refentrytitle"><a href="gst-plugins-base-libs-appsink.html">appsink</a></span><span class="refpurpose"> — Easy way for applications to extract buffers from a
  40     pipeline</span>
  41 </dt>
  42 </dl></dd>
  43 <dt><span class="chapter"><a href="gstreamer-audio.html">Audio Library</a></span></dt>
  44 <dd><dl>
  45 <dt>
  46 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudio.html">gstaudio</a></span><span class="refpurpose"> — Support library for audio elements</span>
  47 </dt>
  48 <dt>
  49 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudioclock.html">gstaudioclock</a></span><span class="refpurpose"> — Helper object for implementing audio clocks</span>
  50 </dt>
  51 <dt>
  52 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudiodecoder.html">gstaudiodecoder</a></span><span class="refpurpose"> — Base class for audio decoders</span>
  53 </dt>
  54 <dt>
  55 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudioencoder.html">gstaudioencoder</a></span><span class="refpurpose"> — Base class for audio encoders</span>
  56 </dt>
  57 <dt>
  58 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudiofilter.html">gstaudiofilter</a></span><span class="refpurpose"> — Base class for simple audio filters</span>
  59 </dt>
  60 <dt>
  61 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudiomixerutils.html">gstaudiomixerutils</a></span><span class="refpurpose"> — utility functions to find available audio mixers
  62                      from the plugin registry</span>
  63 </dt>
  64 <dt>
  65 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudiosink.html">gstaudiosink</a></span><span class="refpurpose"> — Simple base class for audio sinks</span>
  66 </dt>
  67 <dt>
  68 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudiosrc.html">gstaudiosrc</a></span><span class="refpurpose"> — Simple base class for audio sources</span>
  69 </dt>
  70 <dt>
  71 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstbaseaudiosink.html">gstbaseaudiosink</a></span><span class="refpurpose"> — Base class for audio sinks</span>
  72 </dt>
  73 <dt>
  74 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstbaseaudiosrc.html">gstbaseaudiosrc</a></span><span class="refpurpose"> — Base class for audio sources</span>
  75 </dt>
  76 <dt>
  77 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstmultichannel.html">gstmultichannel</a></span><span class="refpurpose"> — Support for multichannel audio elements</span>
  78 </dt>
  79 <dt>
  80 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstringbuffer.html">gstringbuffer</a></span><span class="refpurpose"> — Base class for audio ringbuffer implementations</span>
  81 </dt>
  82 <dt>
  83 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstaudioiec61937.html">gstaudioiec61937</a></span><span class="refpurpose"> — Utility functions for IEC 61937 payloading</span>
  84 </dt>
  85 </dl></dd>
  86 <dt><span class="chapter"><a href="gstreamer-cdda.html">CDDA Library</a></span></dt>
  87 <dd><dl><dt>
  88 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstcddabasesrc.html">gstcddabasesrc</a></span><span class="refpurpose"> — Base class for CD digital audio (CDDA) sources</span>
  89 </dt></dl></dd>
  90 <dt><span class="chapter"><a href="gstreamer-ffft.html">FFT Library</a></span></dt>
  91 <dd><dl>
  92 <dt>
  93 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstfft.html">gstfft</a></span><span class="refpurpose"> — General FFT functions and declarations</span>
  94 </dt>
  95 <dt>
  96 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstffts16.html">gstffts16</a></span><span class="refpurpose"> — FFT functions for signed 16 bit integer samples</span>
  97 </dt>
  98 <dt>
  99 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstffts32.html">gstffts32</a></span><span class="refpurpose"> — FFT functions for signed 32 bit integer samples</span>
 100 </dt>
 101 <dt>
 102 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstfftf32.html">gstfftf32</a></span><span class="refpurpose"> — FFT functions for 32 bit float samples</span>
 103 </dt>
 104 <dt>
 105 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstfftf64.html">gstfftf64</a></span><span class="refpurpose"> — FFT functions for 64 bit float samples</span>
 106 </dt>
 107 </dl></dd>
 108 <dt><span class="chapter"><a href="gstreamer-floatcast.html">FloatCast Library</a></span></dt>
 109 <dd><dl><dt>
 110 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstfloatcast.html">gstfloatcast</a></span><span class="refpurpose"> — Floating point platform independence macros</span>
 111 </dt></dl></dd>
 112 <dt><span class="chapter"><a href="gstreamer-interfaces.html">Interfaces Library</a></span></dt>
 113 <dd><dl>
 114 <dt>
 115 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstcolorbalance.html">gstcolorbalance</a></span><span class="refpurpose"> — Interface for adjusting color balance settings</span>
 116 </dt>
 117 <dt>
 118 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstcolorbalancechannel.html">gstcolorbalancechannel</a></span><span class="refpurpose"> — Object representing a channel from the <a class="link" href="gst-plugins-base-libs-gstcolorbalance.html#GstColorBalance"><span class="type">GstColorBalance</span></a>
 119         interface.</span>
 120 </dt>
 121 <dt>
 122 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstmixer.html">gstmixer</a></span><span class="refpurpose"> — Interface for elements that provide mixer operations</span>
 123 </dt>
 124 <dt>
 125 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstmixeroptions.html">gstmixeroptions</a></span><span class="refpurpose"> — Multi-option mixer control</span>
 126 </dt>
 127 <dt>
 128 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstmixertrack.html">gstmixertrack</a></span><span class="refpurpose"> — Basic mixer control object (volume slider, switch)</span>
 129 </dt>
 130 <dt>
 131 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstnavigation.html">gstnavigation</a></span><span class="refpurpose"> — Interface for creating, sending and parsing navigation
 132 events.</span>
 133 </dt>
 134 <dt>
 135 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpropertyprobe.html">gstpropertyprobe</a></span><span class="refpurpose"> — Interface for probing possible property values</span>
 136 </dt>
 137 <dt>
 138 <span class="refentrytitle"><a href="gst-plugins-base-libs-gststreamvolume.html">gststreamvolume</a></span><span class="refpurpose"> — Interface for elements that provide a stream volume</span>
 139 </dt>
 140 <dt>
 141 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttuner.html">gsttuner</a></span><span class="refpurpose"> — Interface for elements providing tuner operations</span>
 142 </dt>
 143 <dt>
 144 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttunerchannel.html">gsttunerchannel</a></span><span class="refpurpose"> — A channel from an element implementing the <a class="link" href="gst-plugins-base-libs-gsttuner.html#GstTuner"><span class="type">GstTuner</span></a>
 145 interface.</span>
 146 </dt>
 147 <dt>
 148 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttunernorm.html">gsttunernorm</a></span><span class="refpurpose"> — Encapsulates information about the data format(s)
 149 for a <a class="link" href="gst-plugins-base-libs-gsttunerchannel.html#GstTunerChannel"><span class="type">GstTunerChannel</span></a>.</span>
 150 </dt>
 151 <dt>
 152 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstvideoorientation.html">gstvideoorientation</a></span><span class="refpurpose"> — Interface for elements providing video orientation
 153 controls</span>
 154 </dt>
 155 <dt>
 156 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstxoverlay.html">gstxoverlay</a></span><span class="refpurpose"> — Interface for setting/getting a Window on elements
 157 supporting it</span>
 158 </dt>
 159 </dl></dd>
 160 <dt><span class="chapter"><a href="gstreamer-netbuffer.html">Network Buffer Library</a></span></dt>
 161 <dd><dl><dt>
 162 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstnetbuffer.html">gstnetbuffer</a></span><span class="refpurpose"> — Buffer for use in network sources and sinks</span>
 163 </dt></dl></dd>
 164 <dt><span class="chapter"><a href="gstreamer-riff.html">Riff Media Library</a></span></dt>
 165 <dd><dl><dt>
 166 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstriff.html">gstriff</a></span><span class="refpurpose"> — Riff fileformat utillity functions.</span>
 167 </dt></dl></dd>
 168 <dt><span class="chapter"><a href="gstreamer-rtp.html">RTP Library</a></span></dt>
 169 <dd><dl>
 170 <dt>
 171 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstbasertpaudiopayload.html">gstbasertpaudiopayload</a></span><span class="refpurpose"> — Base class for audio RTP payloader</span>
 172 </dt>
 173 <dt>
 174 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstbasertpdepayload.html">gstbasertpdepayload</a></span><span class="refpurpose"> — Base class for RTP depayloader</span>
 175 </dt>
 176 <dt>
 177 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstbasertppayload.html">gstbasertppayload</a></span><span class="refpurpose"> — Base class for RTP payloader</span>
 178 </dt>
 179 <dt>
 180 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtpbuffer.html">gstrtpbuffer</a></span><span class="refpurpose"> — Helper methods for dealing with RTP buffers</span>
 181 </dt>
 182 <dt>
 183 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtcpbuffer.html">gstrtcpbuffer</a></span><span class="refpurpose"> — Helper methods for dealing with RTCP buffers</span>
 184 </dt>
 185 <dt>
 186 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtppayloads.html">gstrtppayloads</a></span><span class="refpurpose"> — Helper methods for dealing with RTP payloads</span>
 187 </dt>
 188 </dl></dd>
 189 <dt><span class="chapter"><a href="gstreamer-rtsp.html">RTSP Library</a></span></dt>
 190 <dd><dl>
 191 <dt>
 192 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtspbase64.html">gstrtspbase64</a></span><span class="refpurpose"> — Helper functions to handle Base64</span>
 193 </dt>
 194 <dt>
 195 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtspconnection.html">gstrtspconnection</a></span><span class="refpurpose"> — manage RTSP connections</span>
 196 </dt>
 197 <dt>
 198 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtspdefs.html">gstrtspdefs</a></span><span class="refpurpose"> — common RTSP defines</span>
 199 </dt>
 200 <dt>
 201 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtspextension.html">gstrtspextension</a></span><span class="refpurpose"> — Interface for extending RTSP protocols</span>
 202 </dt>
 203 <dt>
 204 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtspmessage.html">gstrtspmessage</a></span><span class="refpurpose"> — RTSP messages</span>
 205 </dt>
 206 <dt>
 207 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtsprange.html">gstrtsprange</a></span><span class="refpurpose"> — dealing with time ranges</span>
 208 </dt>
 209 <dt>
 210 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtsptransport.html">gstrtsptransport</a></span><span class="refpurpose"> — dealing with RTSP transports</span>
 211 </dt>
 212 <dt>
 213 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstrtspurl.html">gstrtspurl</a></span><span class="refpurpose"> — handling RTSP urls</span>
 214 </dt>
 215 </dl></dd>
 216 <dt><span class="chapter"><a href="gstreamer-sdp.html">SDP Library</a></span></dt>
 217 <dd><dl><dt>
 218 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstsdpmessage.html">gstsdpmessage</a></span><span class="refpurpose"> — Helper methods for dealing with SDP messages</span>
 219 </dt></dl></dd>
 220 <dt><span class="chapter"><a href="gstreamer-tag.html">Tag Support Library</a></span></dt>
 221 <dd><dl>
 222 <dt>
 223 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttag.html">gsttag</a></span><span class="refpurpose"> — additional tag definitions for plugins and applications</span>
 224 </dt>
 225 <dt>
 226 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagvorbis.html">gsttagvorbis</a></span><span class="refpurpose"> — tag mappings and support functions for plugins
 227                     dealing with vorbiscomments</span>
 228 </dt>
 229 <dt>
 230 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagid3.html">gsttagid3</a></span><span class="refpurpose"> — tag mappings and support functions for plugins
 231                     dealing with ID3v1 and ID3v2 tags</span>
 232 </dt>
 233 <dt>
 234 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagexif.html">gsttagexif</a></span><span class="refpurpose"> — tag mappings and support functions for plugins
 235                     dealing with exif tags</span>
 236 </dt>
 237 <dt>
 238 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagxmp.html">gsttagxmp</a></span><span class="refpurpose"> — tag mappings and support functions for plugins
 239                     dealing with xmp packets</span>
 240 </dt>
 241 <dt>
 242 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagxmpwriter.html">gsttagxmpwriter</a></span><span class="refpurpose"> — Interface for elements that provide XMP serialization</span>
 243 </dt>
 244 <dt>
 245 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagdemux.html">gsttagdemux</a></span><span class="refpurpose"> — Base class for demuxing tags that are in chunks
 246                     directly at the beginning or at the end of a file</span>
 247 </dt>
 248 <dt>
 249 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttagmux.html">gsttagmux</a></span><span class="refpurpose"> — Base class for adding tags that are in one single chunk
 250                     directly at the beginning or at the end of a file</span>
 251 </dt>
 252 <dt>
 253 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttaglanguagecodes.html">gsttaglanguagecodes</a></span><span class="refpurpose"> — mappings for ISO-639 language codes and names</span>
 254 </dt>
 255 <dt>
 256 <span class="refentrytitle"><a href="gst-plugins-base-libs-gsttaglicenses.html">gsttaglicenses</a></span><span class="refpurpose"> — utility functions for Creative Commons licenses</span>
 257 </dt>
 258 </dl></dd>
 259 <dt><span class="chapter"><a href="gstreamer-base-utils.html">Base Utils Library</a></span></dt>
 260 <dd><dl>
 261 <dt>
 262 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpbutils.html">gstpbutils</a></span><span class="refpurpose"> — General Application and Plugin Utility Library</span>
 263 </dt>
 264 <dt>
 265 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpluginsbaseversion.html">gstpluginsbaseversion</a></span><span class="refpurpose"> — GStreamer gst-plugins-base libraries version macros.</span>
 266 </dt>
 267 <dt>
 268 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpbutilscodecutils.html">gstpbutilscodecutils</a></span><span class="refpurpose"> — Miscellaneous codec-specific utility functions</span>
 269 </dt>
 270 <dt>
 271 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpbutilsdescriptions.html">gstpbutilsdescriptions</a></span><span class="refpurpose"> — Provides human-readable descriptions for caps/codecs
 272 and encoder, decoder, URI source and URI sink elements</span>
 273 </dt>
 274 <dt>
 275 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpbutilsmissingplugins.html">gstpbutilsmissingplugins</a></span><span class="refpurpose"> — Create, recognise and parse missing-plugins messages</span>
 276 </dt>
 277 <dt>
 278 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstpbutilsinstallplugins.html">gstpbutilsinstallplugins</a></span><span class="refpurpose"> — Missing plugin installation support for applications</span>
 279 </dt>
 280 <dt>
 281 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstdiscoverer.html">gstdiscoverer</a></span><span class="refpurpose"> — Utility for discovering information on URIs.</span>
 282 </dt>
 283 <dt>
 284 <span class="refentrytitle"><a href="gst-plugins-base-libs-encoding-profile.html">encoding-profile</a></span><span class="refpurpose"> — Encoding profile library</span>
 285 </dt>
 286 </dl></dd>
 287 <dt><span class="chapter"><a href="gstreamer-video.html">Video Library</a></span></dt>
 288 <dd><dl>
 289 <dt>
 290 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstvideo.html">gstvideo</a></span><span class="refpurpose"> — Support library for video operations</span>
 291 </dt>
 292 <dt>
 293 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstvideooverlaycomposition.html">gstvideooverlaycomposition</a></span><span class="refpurpose"> — Video Buffer Overlay Compositions (Subtitles, Logos)</span>
 294 </dt>
 295 <dt>
 296 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstvideofilter.html">gstvideofilter</a></span><span class="refpurpose"> — Base class for video filters</span>
 297 </dt>
 298 <dt>
 299 <span class="refentrytitle"><a href="gst-plugins-base-libs-gstvideosink.html">gstvideosink</a></span><span class="refpurpose"> — Base class for video sinks</span>
 300 </dt>
 301 </dl></dd>
 302 </dl></dd>
 303 <dt><span class="part"><a href="gstreamer-libs-hierarchy.html">II. Object Hierarchy</a></span></dt>
 304 <dt><span class="index"><a href="api-index-full.html">Index</a></span></dt>
 305 <dt><span class="index"><a href="api-index-deprecated.html">Index of deprecated API</a></span></dt>
 306 <dt><span class="glossary"><a href="annotation-glossary.html">Annotation Glossary</a></span></dt>
 307 </dl></div>
 308 </div>
 309 <div class="footer">
 310 <hr>
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