docs/libs/html/gst-plugins-base-libs-gstcolorbalancechannel.html

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  24 <a href="#gst-plugins-base-libs-gstcolorbalancechannel.synopsis" class="shortcut">Top</a>
  25                    |
  26                   <a href="#gst-plugins-base-libs-gstcolorbalancechannel.description" class="shortcut">Description</a>
  27                    |
  28                   <a href="#gst-plugins-base-libs-gstcolorbalancechannel.object-hierarchy" class="shortcut">Object Hierarchy</a>
  29                    |
  30                   <a href="#gst-plugins-base-libs-gstcolorbalancechannel.signals" class="shortcut">Signals</a>
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  33 <div class="refentry">
  34 <a name="gst-plugins-base-libs-gstcolorbalancechannel"></a><div class="titlepage"></div>
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  37 <h2><span class="refentrytitle"><a name="gst-plugins-base-libs-gstcolorbalancechannel.top_of_page"></a>gstcolorbalancechannel</span></h2>
  38 <p>gstcolorbalancechannel — Object representing a channel from the <a class="link" href="gst-plugins-base-libs-gstcolorbalance.html#GstColorBalance"><span class="type">GstColorBalance</span></a>
  39         interface.</p>
  40 </td>
  41 <td valign="top" align="right"></td>
  42 </tr></table></div>
  43 <div class="refsynopsisdiv">
  44 <a name="gst-plugins-base-libs-gstcolorbalancechannel.synopsis"></a><h2>Synopsis</h2>
  45 <a name="GstColorBalanceChannel"></a><pre class="synopsis">
  46 #include &lt;gst/interfaces/colorbalancechannel.h&gt;
  47
  48 struct              <a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel-struct" title="struct GstColorBalanceChannel">GstColorBalanceChannel</a>;
  49 struct              <a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannelClass" title="struct GstColorBalanceChannelClass">GstColorBalanceChannelClass</a>;
  50 </pre>
  51 </div>
  52 <div class="refsect1">
  53 <a name="gst-plugins-base-libs-gstcolorbalancechannel.object-hierarchy"></a><h2>Object Hierarchy</h2>
  54 <pre class="synopsis">
  55   <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
  56    +----GstColorBalanceChannel
  57 </pre>
  58 </div>
  59 <div class="refsect1">
  60 <a name="gst-plugins-base-libs-gstcolorbalancechannel.signals"></a><h2>Signals</h2>
  61 <pre class="synopsis">
  62   "<a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel-value-changed" title='The "value-changed" signal'>value-changed</a>"                                  : <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS"><code class="literal">Run Last</code></a>
  63 </pre>
  64 </div>
  65 <div class="refsect1">
  66 <a name="gst-plugins-base-libs-gstcolorbalancechannel.description"></a><h2>Description</h2>
  67 <p>
  68 </p>
  69 <div class="refsect2">
  70 <a name="idp13450016"></a><p>The <a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel"><span class="type">GstColorBalanceChannel</span></a> object represents a parameter
  71 for modifying the color balance implemented by an element providing the
  72 <a class="link" href="gst-plugins-base-libs-gstcolorbalance.html#GstColorBalance"><span class="type">GstColorBalance</span></a> interface. For example, Hue or Saturation.
  73 </p>
  74 </div>
  75 <p>
  76 </p>
  77 </div>
  78 <div class="refsect1">
  79 <a name="gst-plugins-base-libs-gstcolorbalancechannel.details"></a><h2>Details</h2>
  80 <div class="refsect2">
  81 <a name="GstColorBalanceChannel-struct"></a><h3>struct GstColorBalanceChannel</h3>
  82 <pre class="programlisting">struct GstColorBalanceChannel {
  83   gchar  *label;
  84   gint    min_value;
  85   gint    max_value;
  86 };
  87 </pre>
  88 <div class="variablelist"><table border="0">
  89 <col align="left" valign="top">
  90 <tbody>
  91 <tr>
  92 <td><p><span class="term"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *<em class="structfield"><code><a name="GstColorBalanceChannel-struct.label"></a>label</code></em>;</span></p></td>
  93 <td>A string containing a descriptive name for this channel</td>
  94 </tr>
  95 <tr>
  96 <td><p><span class="term"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> <em class="structfield"><code><a name="GstColorBalanceChannel-struct.min-value"></a>min_value</code></em>;</span></p></td>
  97 <td>The minimum valid value for this channel.</td>
  98 </tr>
  99 <tr>
 100 <td><p><span class="term"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> <em class="structfield"><code><a name="GstColorBalanceChannel-struct.max-value"></a>max_value</code></em>;</span></p></td>
 101 <td>The maximum valid value for this channel.</td>
 102 </tr>
 103 </tbody>
 104 </table></div>
 105 </div>
 106 <hr>
 107 <div class="refsect2">
 108 <a name="GstColorBalanceChannelClass"></a><h3>struct GstColorBalanceChannelClass</h3>
 109 <pre class="programlisting">struct GstColorBalanceChannelClass {
 110   GObjectClass parent;
 111
 112   /* signals */
 113   void (* value_changed) (GstColorBalanceChannel *channel,
 114                           gint                    value);
 115 };
 116 </pre>
 117 <p>
 118 Color-balance channel class.
 119 </p>
 120 <div class="variablelist"><table border="0">
 121 <col align="left" valign="top">
 122 <tbody>
 123 <tr>
 124 <td><p><span class="term"><a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObjectClass"><span class="type">GObjectClass</span></a> <em class="structfield"><code><a name="GstColorBalanceChannelClass.parent"></a>parent</code></em>;</span></p></td>
 125 <td>the parent interface</td>
 126 </tr>
 127 <tr>
 128 <td><p><span class="term"><em class="structfield"><code><a name="GstColorBalanceChannelClass.value-changed"></a>value_changed</code></em> ()</span></p></td>
 129 <td>default handler for value changed notification</td>
 130 </tr>
 131 </tbody>
 132 </table></div>
 133 </div>
 134 </div>
 135 <div class="refsect1">
 136 <a name="gst-plugins-base-libs-gstcolorbalancechannel.signal-details"></a><h2>Signal Details</h2>
 137 <div class="refsect2">
 138 <a name="GstColorBalanceChannel-value-changed"></a><h3>The <code class="literal">"value-changed"</code> signal</h3>
 139 <pre class="programlisting"><span class="returnvalue">void</span>                user_function                      (<a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel"><span class="type">GstColorBalanceChannel</span></a> *channel,
 140                                                         <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                    value,
 141                                                         <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>                user_data)      : <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS"><code class="literal">Run Last</code></a></pre>
 142 <p>
 143 Fired when the value of the indicated channel has changed.
 144 </p>
 145 <div class="variablelist"><table border="0">
 146 <col align="left" valign="top">
 147 <tbody>
 148 <tr>
 149 <td><p><span class="term"><em class="parameter"><code>channel</code></em> :</span></p></td>
 150 <td>The <a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel"><span class="type">GstColorBalanceChannel</span></a>
 151 </td>
 152 </tr>
 153 <tr>
 154 <td><p><span class="term"><em class="parameter"><code>value</code></em> :</span></p></td>
 155 <td>The new value</td>
 156 </tr>
 157 <tr>
 158 <td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td>
 159 <td>user data set when the signal handler was connected.</td>
 160 </tr>
 161 </tbody>
 162 </table></div>
 163 </div>
 164 </div>
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