tizen 2.3 release
[framework/multimedia/gst-plugins-base0.10.git] / docs / plugins / html / gst-plugins-base-plugins-theoraenc.html
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24 <a href="#gst-plugins-base-plugins-theoraenc.synopsis" class="shortcut">Top</a>
25                    | 
26                   <a href="#gst-plugins-base-plugins-theoraenc.description" class="shortcut">Description</a>
27                    | 
28                   <a href="#gst-plugins-base-plugins-theoraenc.object-hierarchy" class="shortcut">Object Hierarchy</a>
29                    | 
30                   <a href="#gst-plugins-base-plugins-theoraenc.implemented-interfaces" class="shortcut">Implemented Interfaces</a>
31                    | 
32                   <a href="#gst-plugins-base-plugins-theoraenc.properties" class="shortcut">Properties</a>
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35 <div class="refentry">
36 <a name="gst-plugins-base-plugins-theoraenc"></a><div class="titlepage"></div>
37 <div class="refnamediv"><table width="100%"><tr>
38 <td valign="top">
39 <h2><span class="refentrytitle"><a name="gst-plugins-base-plugins-theoraenc.top_of_page"></a>theoraenc</span></h2>
40 <p>theoraenc — encode raw YUV video to a theora stream</p>
41 </td>
42 <td valign="top" align="right"></td>
43 </tr></table></div>
44 <div class="refsynopsisdiv">
45 <a name="gst-plugins-base-plugins-theoraenc.synopsis"></a><h2>Synopsis</h2>
46 <a name="GstTheoraEnc"></a><pre class="synopsis">struct              <a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc-struct" title="struct GstTheoraEnc">GstTheoraEnc</a>;
47 enum                <a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEncBorderMode" title="enum GstTheoraEncBorderMode">GstTheoraEncBorderMode</a>;
48 </pre>
49 </div>
50 <div class="refsect1">
51 <a name="gst-plugins-base-plugins-theoraenc.object-hierarchy"></a><h2>Object Hierarchy</h2>
52 <pre class="synopsis">
53   <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
54    +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
55          +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
56                +----GstTheoraEnc
57 </pre>
58 </div>
59 <div class="refsect1">
60 <a name="gst-plugins-base-plugins-theoraenc.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
61 <p>
62 GstTheoraEnc implements
63  <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstPreset.html">GstPreset</a>.</p>
64 </div>
65 <div class="refsect1">
66 <a name="gst-plugins-base-plugins-theoraenc.properties"></a><h2>Properties</h2>
67 <pre class="synopsis">
68   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--bitrate" title='The "bitrate" property'>bitrate</a>"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
69   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--border" title='The "border" property'>border</a>"                   <a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEncBorderMode" title="enum GstTheoraEncBorderMode"><span class="type">GstTheoraEncBorderMode</span></a>  : Read / Write
70   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--center" title='The "center" property'>center</a>"                   <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
71   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--keyframe-auto" title='The "keyframe-auto" property'>keyframe-auto</a>"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
72   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--keyframe-force" title='The "keyframe-force" property'>keyframe-force</a>"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
73   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--keyframe-freq" title='The "keyframe-freq" property'>keyframe-freq</a>"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
74   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--keyframe-mindistance" title='The "keyframe-mindistance" property'>keyframe-mindistance</a>"     <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
75   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--keyframe-threshold" title='The "keyframe-threshold" property'>keyframe-threshold</a>"       <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
76   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--noise-sensitivity" title='The "noise-sensitivity" property'>noise-sensitivity</a>"        <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
77   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--quality" title='The "quality" property'>quality</a>"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
78   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--quick" title='The "quick" property'>quick</a>"                    <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
79   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--sharpness" title='The "sharpness" property'>sharpness</a>"                <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
80   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--speed-level" title='The "speed-level" property'>speed-level</a>"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write / Construct
81   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--cap-overflow" title='The "cap-overflow" property'>cap-overflow</a>"             <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
82   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--cap-underflow" title='The "cap-underflow" property'>cap-underflow</a>"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
83   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--drop-frames" title='The "drop-frames" property'>drop-frames</a>"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
84   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--rate-buffer" title='The "rate-buffer" property'>rate-buffer</a>"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
85   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--vp3-compatible" title='The "vp3-compatible" property'>vp3-compatible</a>"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
86   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--multipass-cache-file" title='The "multipass-cache-file" property'>multipass-cache-file</a>"     <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a>*                : Read / Write
87   "<a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEnc--multipass-mode" title='The "multipass-mode" property'>multipass-mode</a>"           <span class="type">GstTheoraEncMultipassMode</span>  : Read / Write
88 </pre>
89 </div>
90 <div class="refsect1">
91 <a name="gst-plugins-base-plugins-theoraenc.description"></a><h2>Description</h2>
92 <div class="refsynopsisdiv">
93 <h2>Synopsis</h2>
94 <div class="refsect2">
95 <a name="idp14220288"></a><h3>Element Information</h3>
96 <div class="variablelist"><table border="0">
97 <col align="left" valign="top">
98 <tbody>
99 <tr>
100 <td><p><span class="term">plugin</span></p></td>
101 <td>
102             <a class="link" href="gst-plugins-base-plugins-plugin-theora.html#plugin-theora">theora</a>
103           </td>
104 </tr>
105 <tr>
106 <td><p><span class="term">author</span></p></td>
107 <td>Wim Taymans &lt;wim@fluendo.com&gt;</td>
108 </tr>
109 <tr>
110 <td><p><span class="term">class</span></p></td>
111 <td>Codec/Encoder/Video</td>
112 </tr>
113 </tbody>
114 </table></div>
115 </div>
116 <hr>
117 <div class="refsect2">
118 <a name="idp14227744"></a><h3>Element Pads</h3>
119 <div class="variablelist"><table border="0">
120 <col align="left" valign="top">
121 <tbody>
122 <tr>
123 <td><p><span class="term">name</span></p></td>
124 <td>sink</td>
125 </tr>
126 <tr>
127 <td><p><span class="term">direction</span></p></td>
128 <td>sink</td>
129 </tr>
130 <tr>
131 <td><p><span class="term">presence</span></p></td>
132 <td>always</td>
133 </tr>
134 <tr>
135 <td><p><span class="term">details</span></p></td>
136 <td>video/x-raw-yuv, format=(fourcc){ I420, Y42B, Y444 }, framerate=(fraction)[ 1/2147483647, 2147483647/1 ], width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ]</td>
137 </tr>
138 </tbody>
139 </table></div>
140 <div class="variablelist"><table border="0">
141 <col align="left" valign="top">
142 <tbody>
143 <tr>
144 <td><p><span class="term">name</span></p></td>
145 <td>src</td>
146 </tr>
147 <tr>
148 <td><p><span class="term">direction</span></p></td>
149 <td>source</td>
150 </tr>
151 <tr>
152 <td><p><span class="term">presence</span></p></td>
153 <td>always</td>
154 </tr>
155 <tr>
156 <td><p><span class="term">details</span></p></td>
157 <td>video/x-theora</td>
158 </tr>
159 </tbody>
160 </table></div>
161 </div>
162 </div>
163 <p>
164 </p>
165 </div>
166 <div class="refsect1">
167 <a name="gst-plugins-base-plugins-theoraenc.details"></a><h2>Details</h2>
168 <div class="refsect2">
169 <a name="GstTheoraEnc-struct"></a><h3>struct GstTheoraEnc</h3>
170 <pre class="programlisting">struct GstTheoraEnc;</pre>
171 <p>
172 </p>
173 </div>
174 <hr>
175 <div class="refsect2">
176 <a name="GstTheoraEncBorderMode"></a><h3>enum GstTheoraEncBorderMode</h3>
177 <pre class="programlisting">typedef enum {
178   BORDER_NONE,
179   BORDER_BLACK,
180   BORDER_MIRROR
181 } GstTheoraEncBorderMode;
182 </pre>
183 <p>
184 </p>
185 </div>
186 </div>
187 <div class="refsect1">
188 <a name="gst-plugins-base-plugins-theoraenc.property-details"></a><h2>Property Details</h2>
189 <div class="refsect2">
190 <a name="GstTheoraEnc--bitrate"></a><h3>The <code class="literal">"bitrate"</code> property</h3>
191 <pre class="programlisting">  "bitrate"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
192 <p>Compressed video bitrate (kbps).</p>
193 <p>Allowed values: [0,16777215]</p>
194 <p>Default value: 0</p>
195 </div>
196 <hr>
197 <div class="refsect2">
198 <a name="GstTheoraEnc--border"></a><h3>The <code class="literal">"border"</code> property</h3>
199 <pre class="programlisting">  "border"                   <a class="link" href="gst-plugins-base-plugins-theoraenc.html#GstTheoraEncBorderMode" title="enum GstTheoraEncBorderMode"><span class="type">GstTheoraEncBorderMode</span></a>  : Read / Write</pre>
200 <p>ignored and kept for API compat only.</p>
201 <p>Default value: Black Border</p>
202 </div>
203 <hr>
204 <div class="refsect2">
205 <a name="GstTheoraEnc--center"></a><h3>The <code class="literal">"center"</code> property</h3>
206 <pre class="programlisting">  "center"                   <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
207 <p>ignored and kept for API compat only.</p>
208 <p>Default value: TRUE</p>
209 </div>
210 <hr>
211 <div class="refsect2">
212 <a name="GstTheoraEnc--keyframe-auto"></a><h3>The <code class="literal">"keyframe-auto"</code> property</h3>
213 <pre class="programlisting">  "keyframe-auto"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
214 <p>Automatic keyframe detection.</p>
215 <p>Default value: TRUE</p>
216 </div>
217 <hr>
218 <div class="refsect2">
219 <a name="GstTheoraEnc--keyframe-force"></a><h3>The <code class="literal">"keyframe-force"</code> property</h3>
220 <pre class="programlisting">  "keyframe-force"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
221 <p>Force keyframe every N frames.</p>
222 <p>Allowed values: [1,32768]</p>
223 <p>Default value: 64</p>
224 </div>
225 <hr>
226 <div class="refsect2">
227 <a name="GstTheoraEnc--keyframe-freq"></a><h3>The <code class="literal">"keyframe-freq"</code> property</h3>
228 <pre class="programlisting">  "keyframe-freq"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
229 <p>Keyframe frequency.</p>
230 <p>Allowed values: [1,32768]</p>
231 <p>Default value: 64</p>
232 </div>
233 <hr>
234 <div class="refsect2">
235 <a name="GstTheoraEnc--keyframe-mindistance"></a><h3>The <code class="literal">"keyframe-mindistance"</code> property</h3>
236 <pre class="programlisting">  "keyframe-mindistance"     <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
237 <p>ignored and kept for API compat only.</p>
238 <p>Allowed values: [1,32768]</p>
239 <p>Default value: 8</p>
240 </div>
241 <hr>
242 <div class="refsect2">
243 <a name="GstTheoraEnc--keyframe-threshold"></a><h3>The <code class="literal">"keyframe-threshold"</code> property</h3>
244 <pre class="programlisting">  "keyframe-threshold"       <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
245 <p>ignored and kept for API compat only.</p>
246 <p>Allowed values: [0,32768]</p>
247 <p>Default value: 80</p>
248 </div>
249 <hr>
250 <div class="refsect2">
251 <a name="GstTheoraEnc--noise-sensitivity"></a><h3>The <code class="literal">"noise-sensitivity"</code> property</h3>
252 <pre class="programlisting">  "noise-sensitivity"        <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
253 <p>ignored and kept for API compat only.</p>
254 <p>Allowed values: [0,32768]</p>
255 <p>Default value: 1</p>
256 </div>
257 <hr>
258 <div class="refsect2">
259 <a name="GstTheoraEnc--quality"></a><h3>The <code class="literal">"quality"</code> property</h3>
260 <pre class="programlisting">  "quality"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
261 <p>Video quality.</p>
262 <p>Allowed values: [0,63]</p>
263 <p>Default value: 48</p>
264 </div>
265 <hr>
266 <div class="refsect2">
267 <a name="GstTheoraEnc--quick"></a><h3>The <code class="literal">"quick"</code> property</h3>
268 <pre class="programlisting">  "quick"                    <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
269 <p>ignored and kept for API compat only.</p>
270 <p>Default value: TRUE</p>
271 </div>
272 <hr>
273 <div class="refsect2">
274 <a name="GstTheoraEnc--sharpness"></a><h3>The <code class="literal">"sharpness"</code> property</h3>
275 <pre class="programlisting">  "sharpness"                <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
276 <p>ignored and kept for API compat only.</p>
277 <p>Allowed values: [0,2]</p>
278 <p>Default value: 0</p>
279 </div>
280 <hr>
281 <div class="refsect2">
282 <a name="GstTheoraEnc--speed-level"></a><h3>The <code class="literal">"speed-level"</code> property</h3>
283 <pre class="programlisting">  "speed-level"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write / Construct</pre>
284 <p>Controls the amount of analysis performed when encoding. Higher values trade compression quality for speed. This property requires libtheora version &gt;= 1.0, and the maximum value may vary based on encoder version.</p>
285 <p>Allowed values: [0,2]</p>
286 <p>Default value: 1</p>
287 </div>
288 <hr>
289 <div class="refsect2">
290 <a name="GstTheoraEnc--cap-overflow"></a><h3>The <code class="literal">"cap-overflow"</code> property</h3>
291 <pre class="programlisting">  "cap-overflow"             <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
292 <p>Enable capping of bit reservoir overflows.</p>
293 <p>Default value: TRUE</p>
294 </div>
295 <hr>
296 <div class="refsect2">
297 <a name="GstTheoraEnc--cap-underflow"></a><h3>The <code class="literal">"cap-underflow"</code> property</h3>
298 <pre class="programlisting">  "cap-underflow"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
299 <p>Enable capping of bit reservoir underflows.</p>
300 <p>Default value: FALSE</p>
301 </div>
302 <hr>
303 <div class="refsect2">
304 <a name="GstTheoraEnc--drop-frames"></a><h3>The <code class="literal">"drop-frames"</code> property</h3>
305 <pre class="programlisting">  "drop-frames"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
306 <p>Allow or disallow frame dropping.</p>
307 <p>Default value: TRUE</p>
308 </div>
309 <hr>
310 <div class="refsect2">
311 <a name="GstTheoraEnc--rate-buffer"></a><h3>The <code class="literal">"rate-buffer"</code> property</h3>
312 <pre class="programlisting">  "rate-buffer"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
313 <p>Sets the size of the rate control buffer, in units of frames.  The default value of 0 instructs the encoder to automatically select an appropriate value.</p>
314 <p>Allowed values: [0,1000]</p>
315 <p>Default value: 0</p>
316 </div>
317 <hr>
318 <div class="refsect2">
319 <a name="GstTheoraEnc--vp3-compatible"></a><h3>The <code class="literal">"vp3-compatible"</code> property</h3>
320 <pre class="programlisting">  "vp3-compatible"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
321 <p>Disables non-VP3 compatible features.</p>
322 <p>Default value: FALSE</p>
323 </div>
324 <hr>
325 <div class="refsect2">
326 <a name="GstTheoraEnc--multipass-cache-file"></a><h3>The <code class="literal">"multipass-cache-file"</code> property</h3>
327 <pre class="programlisting">  "multipass-cache-file"     <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a>*                : Read / Write</pre>
328 <p>Multipass cache file.</p>
329 <p>Default value: NULL</p>
330 </div>
331 <hr>
332 <div class="refsect2">
333 <a name="GstTheoraEnc--multipass-mode"></a><h3>The <code class="literal">"multipass-mode"</code> property</h3>
334 <pre class="programlisting">  "multipass-mode"           <span class="type">GstTheoraEncMultipassMode</span>  : Read / Write</pre>
335 <p>Single pass or first/second pass.</p>
336 <p>Default value: Single pass</p>
337 </div>
338 </div>
339 </div>
340 <div class="footer">
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