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    <a href="index.html" class="qtref"><span>QtMobility Reference Documentation</span></a>
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<h3><a name="toc">Contents</a></h3>
<ul>
<li class="level1"><a href="#public-functions">Public Functions</a></li>
<li class="level1"><a href="#signals">Signals</a></li>
<li class="level1"><a href="#protected-functions">Protected Functions</a></li>
<li class="level1"><a href="#macros">Macros</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
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<h1 class="title">QCameraImageCaptureControl Class Reference</h1>
<!-- $$$QCameraImageCaptureControl-brief -->
<p>The QCameraImageCaptureControl class provides a control interface for image capture services. <a href="#details">More...</a></p>
<!-- @@@QCameraImageCaptureControl -->
<pre class="cpp"> <span class="preprocessor">#include &lt;QCameraImageCaptureControl&gt;</span></pre><p><b>Inherits: </b><a href="qmediacontrol.html">QMediaControl</a>.</p>
<p>This class was introduced in Qt Mobility 1.1.</p>
<ul>
<li><a href="qcameraimagecapturecontrol-members.html">List of all members, including inherited members</a></li>
</ul>
<a name="public-functions"></a>
<h2>Public Functions</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#dtor.QCameraImageCaptureControl">~QCameraImageCaptureControl</a></b> ()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#cancelCapture">cancelCapture</a></b> () = 0</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual int </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#capture">capture</a></b> ( const QString &amp; <i>fileName</i> ) = 0</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual QCameraImageCapture::DriveMode </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#driveMode">driveMode</a></b> () const = 0</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#isReadyForCapture">isReadyForCapture</a></b> () const = 0</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#setDriveMode">setDriveMode</a></b> ( QCameraImageCapture::DriveMode <i>mode</i> ) = 0</td></tr>
</table>
<ul>
<li class="fn">29 public functions inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#public-functions">QObject</a></li>
</ul>
<a name="signals"></a>
<h2>Signals</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#error">error</a></b> ( int <i>id</i>, int <i>error</i>, const QString &amp; <i>errorString</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#imageAvailable">imageAvailable</a></b> ( int <i>requestId</i>, const QVideoFrame &amp; <i>buffer</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#imageCaptured">imageCaptured</a></b> ( int <i>requestId</i>, const QImage &amp; <i>preview</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#imageExposed">imageExposed</a></b> ( int <i>requestId</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#imageMetadataAvailable">imageMetadataAvailable</a></b> ( int <i>id</i>, QtMultimediaKit::MetaData <i>key</i>, const QVariant &amp; <i>value</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#imageMetadataAvailable-2">imageMetadataAvailable</a></b> ( int <i>id</i>, const QString &amp; <i>key</i>, const QVariant &amp; <i>value</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#imageSaved">imageSaved</a></b> ( int <i>requestId</i>, const QString &amp; <i>fileName</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#readyForCaptureChanged">readyForCaptureChanged</a></b> ( bool <i>ready</i> )</td></tr>
</table>
<ul>
<li class="fn">1 signal inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#signals">QObject</a></li>
</ul>
<a name="protected-functions"></a>
<h2>Protected Functions</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#QCameraImageCaptureControl">QCameraImageCaptureControl</a></b> ( QObject * <i>parent</i> = 0 )</td></tr>
</table>
<ul>
<li class="fn">7 protected functions inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#protected-functions">QObject</a></li>
</ul>
<a name="macros"></a>
<h2>Macros</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qcameraimagecapturecontrol.html#QCameraImageCaptureControl_iid">QCameraImageCaptureControl_iid</a></b></td></tr>
</table>
<h3>Additional Inherited Members</h3>
<ul>
<li class="fn">1 property inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#properties">QObject</a></li>
<li class="fn">1 public slot inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#public-slots">QObject</a></li>
<li class="fn">1 public variable inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#public-variables">QObject</a></li>
<li class="fn">4 static public members inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#static-public-members">QObject</a></li>
<li class="fn">2 protected variables inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#protected-variables">QObject</a></li>
</ul>
<a name="details"></a>
<!-- $$$QCameraImageCaptureControl-description -->
<div class="descr">
<h2>Detailed Description</h2>
<p>The QCameraImageCaptureControl class provides a control interface for image capture services.</p>
<p>The interface name of QCameraImageCaptureControl is <tt>com.nokia.Qt.QCameraImageCaptureControl/1.0</tt> as defined in <a href="qcameraimagecapturecontrol.html#QCameraImageCaptureControl_iid">QCameraImageCaptureControl_iid</a>.</p>
</div>
<p><b>See also </b><a href="qmediaservice.html#requestControl">QMediaService::requestControl</a>().</p>
<!-- @@@QCameraImageCaptureControl -->
<div class="func">
<h2>Member Function Documentation</h2>
<!-- $$$QCameraImageCaptureControl[overload1]$$$QCameraImageCaptureControlQObject* -->
<h3 class="fn"><a name="QCameraImageCaptureControl"></a>QCameraImageCaptureControl::<span class="name">QCameraImageCaptureControl</span> ( <span class="type"><a href="http://qt.nokia.com/doc/4.7/qobject.html">QObject</a></span> * <i>parent</i> = 0 )<tt> [protected]</tt></h3>
<p>Constructs a new image capture control object with the given <i>parent</i></p>
<!-- @@@QCameraImageCaptureControl -->
<!-- $$$~QCameraImageCaptureControl[overload1]$$$~QCameraImageCaptureControl -->
<h3 class="fn"><a name="dtor.QCameraImageCaptureControl"></a>QCameraImageCaptureControl::<span class="name">~QCameraImageCaptureControl</span> ()</h3>
<p>Destroys an image capture control.</p>
<!-- @@@~QCameraImageCaptureControl -->
<!-- $$$cancelCapture[overload1]$$$cancelCapture -->
<h3 class="fn"><a name="cancelCapture"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">cancelCapture</span> ()<tt> [pure virtual]</tt></h3>
<p>Cancel pending capture requests.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@cancelCapture -->
<!-- $$$capture[overload1]$$$captureconstQString& -->
<h3 class="fn"><a name="capture"></a><span class="type">int</span> QCameraImageCaptureControl::<span class="name">capture</span> ( const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qstring.html">QString</a></span> &amp; <i>fileName</i> )<tt> [pure virtual]</tt></h3>
<p>Initiates the capture of an image to <i>fileName</i>. The <i>fileName</i> can be relative or empty, in this case the service should use the system specific place and file naming scheme.</p>
<p>Returns the capture request id number, which is used later with <a href="qcameraimagecapturecontrol.html#imageExposed">imageExposed</a>(), <a href="qcameraimagecapturecontrol.html#imageCaptured">imageCaptured</a>() and <a href="qcameraimagecapturecontrol.html#imageSaved">imageSaved</a>() signals.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@capture -->
<!-- $$$driveMode[overload1]$$$driveMode -->
<h3 class="fn"><a name="driveMode"></a><span class="type"><a href="qcameraimagecapture.html#DriveMode-enum">QCameraImageCapture::DriveMode</a></span> QCameraImageCaptureControl::<span class="name">driveMode</span> () const<tt> [pure virtual]</tt></h3>
<p>Returns the current camera drive mode.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<p><b>See also </b><a href="qcameraimagecapturecontrol.html#setDriveMode">setDriveMode</a>().</p>
<!-- @@@driveMode -->
<!-- $$$error[overload1]$$$errorintintconstQString& -->
<h3 class="fn"><a name="error"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">error</span> ( <span class="type">int</span> <i>id</i>, <span class="type">int</span> <i>error</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qstring.html">QString</a></span> &amp; <i>errorString</i> )<tt> [signal]</tt></h3>
<p>Signals the capture request <i>id</i> failed with <i>error</i> code and message <i>errorString</i>.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<p><b>See also </b><a href="qcameraimagecapture.html#Error-enum">QCameraImageCapture::Error</a>.</p>
<!-- @@@error -->
<!-- $$$imageAvailable[overload1]$$$imageAvailableintconstQVideoFrame& -->
<h3 class="fn"><a name="imageAvailable"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">imageAvailable</span> ( <span class="type">int</span> <i>requestId</i>, const <span class="type"><a href="qvideoframe.html">QVideoFrame</a></span> &amp; <i>buffer</i> )<tt> [signal]</tt></h3>
<p>Signals that a captured <i>buffer</i> with a <i>requestId</i> is available.</p>
<p>This function was introduced in Qt Mobility 1.2.</p>
<!-- @@@imageAvailable -->
<!-- $$$imageCaptured[overload1]$$$imageCapturedintconstQImage& -->
<h3 class="fn"><a name="imageCaptured"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">imageCaptured</span> ( <span class="type">int</span> <i>requestId</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qimage.html">QImage</a></span> &amp; <i>preview</i> )<tt> [signal]</tt></h3>
<p>Signals that an image with it <i>requestId</i> has been captured and a <i>preview</i> is available.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@imageCaptured -->
<!-- $$$imageExposed[overload1]$$$imageExposedint -->
<h3 class="fn"><a name="imageExposed"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">imageExposed</span> ( <span class="type">int</span> <i>requestId</i> )<tt> [signal]</tt></h3>
<p>Signals that an image with it <i>requestId</i> has just been exposed. This signal can be used for the shutter sound or other indicaton.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@imageExposed -->
<!-- $$$imageMetadataAvailable[overload1]$$$imageMetadataAvailableintQtMultimediaKit::MetaDataconstQVariant& -->
<h3 class="fn"><a name="imageMetadataAvailable"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">imageMetadataAvailable</span> ( <span class="type">int</span> <i>id</i>, <span class="type"><a href="qtmultimediakit.html#MetaData-enum">QtMultimediaKit::MetaData</a></span> <i>key</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qvariant.html">QVariant</a></span> &amp; <i>value</i> )<tt> [signal]</tt></h3>
<p>Signals that a metadata for an image with request <i>id</i> is available. This signal is emitted for metadata <i>value</i> with a <i>key</i> listed in <a href="qtmultimediakit.html#MetaData-enum">QtMultimediaKit::MetaData</a> enum.</p>
<p>This signal should be emitted between imageExposed and imageSaved signals.</p>
<p>This function was introduced in Qt Mobility 1.2.</p>
<!-- @@@imageMetadataAvailable -->
<!-- $$$imageMetadataAvailable$$$imageMetadataAvailableintconstQString&constQVariant& -->
<h3 class="fn"><a name="imageMetadataAvailable-2"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">imageMetadataAvailable</span> ( <span class="type">int</span> <i>id</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qstring.html">QString</a></span> &amp; <i>key</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qvariant.html">QVariant</a></span> &amp; <i>value</i> )<tt> [signal]</tt></h3>
<p>Signals that a metadata for an image with request <i>id</i> is available. This signal is emitted for extended metadata <i>value</i> with a <i>key</i> not listed in <a href="qtmultimediakit.html#MetaData-enum">QtMultimediaKit::MetaData</a> enum.</p>
<p>This signal should be emitted between imageExposed and imageSaved signals.</p>
<p>This function was introduced in Qt Mobility 1.2.</p>
<!-- @@@imageMetadataAvailable -->
<!-- $$$imageSaved[overload1]$$$imageSavedintconstQString& -->
<h3 class="fn"><a name="imageSaved"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">imageSaved</span> ( <span class="type">int</span> <i>requestId</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qstring.html">QString</a></span> &amp; <i>fileName</i> )<tt> [signal]</tt></h3>
<p>Signals that a captured image with a <i>requestId</i> has been saved to <i>fileName</i>.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@imageSaved -->
<!-- $$$isReadyForCapture[overload1]$$$isReadyForCapture -->
<h3 class="fn"><a name="isReadyForCapture"></a><span class="type">bool</span> QCameraImageCaptureControl::<span class="name">isReadyForCapture</span> () const<tt> [pure virtual]</tt></h3>
<p>Identifies if a capture control is ready to perform a capture immediately (all the resources necessary for image capture are allocated, hardware initialized, flash is charged, etc).</p>
<p>Returns true if the camera is ready for capture; and false if it is not.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@isReadyForCapture -->
<!-- $$$readyForCaptureChanged[overload1]$$$readyForCaptureChangedbool -->
<h3 class="fn"><a name="readyForCaptureChanged"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">readyForCaptureChanged</span> ( <span class="type">bool</span> <i>ready</i> )<tt> [signal]</tt></h3>
<p>Signals that a capture control's <i>ready</i> state has changed.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<!-- @@@readyForCaptureChanged -->
<!-- $$$setDriveMode[overload1]$$$setDriveModeQCameraImageCapture::DriveMode -->
<h3 class="fn"><a name="setDriveMode"></a><span class="type">void</span> QCameraImageCaptureControl::<span class="name">setDriveMode</span> ( <span class="type"><a href="qcameraimagecapture.html#DriveMode-enum">QCameraImageCapture::DriveMode</a></span> <i>mode</i> )<tt> [pure virtual]</tt></h3>
<p>Sets the current camera drive <i>mode</i>.</p>
<p>This function was introduced in Qt Mobility 1.1.</p>
<p><b>See also </b><a href="qcameraimagecapturecontrol.html#driveMode">driveMode</a>().</p>
<!-- @@@setDriveMode -->
</div>
<div class="macros">
<h2>Macro Documentation</h2>
<!-- $$$QCameraImageCaptureControl_iid[overload1]$$$QCameraImageCaptureControl_iid -->
<h3 class="fn"><a name="QCameraImageCaptureControl_iid"></a><span class="name">QCameraImageCaptureControl_iid</span></h3>
<p><tt>com.nokia.Qt.QCameraImageCaptureControl/1.0</tt></p>
<p>Defines the interface name of the <a href="qcameraimagecapturecontrol.html">QCameraImageCaptureControl</a> class.</p>
<!-- @@@QCameraImageCaptureControl_iid -->
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