<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qvideowidgetcontrol.cpp --> <title>QVideoWidgetControl Class | Qt Multimedia 5.12.2</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtmultimedia-index.html">Qt Multimedia</a></td><td ><a href="qtmultimedia-modules.html">C++ Classes</a></td><td >QVideoWidgetControl</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtmultimedia-index.html">Qt 5.12.2 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"> <div class="toc"> <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="#static-public-members">Static Public Members</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> </ul> </div> <div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">QVideoWidgetControl Class</h1> <!-- $$$QVideoWidgetControl-brief --> <p>The <a href="qvideowidgetcontrol.html">QVideoWidgetControl</a> class provides a media control which implements a video widget. <a href="#details">More...</a></p> <!-- @@@QVideoWidgetControl --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <QVideoWidgetControl></span> </td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += multimediawidgets</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Inherits:</td><td class="memItemRight bottomAlign"> <a href="qmediacontrol.html">QMediaControl</a></td></tr></table></div><ul> <li><a href="qvideowidgetcontrol-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2 id="public-functions">Public Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> virtual </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#dtor.QVideoWidgetControl">~QVideoWidgetControl</a></b>()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual Qt::AspectRatioMode </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#aspectRatioMode">aspectRatioMode</a></b>() const = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual int </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#brightness">brightness</a></b>() const = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual int </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#contrast">contrast</a></b>() const = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual int </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#hue">hue</a></b>() const = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#isFullScreen">isFullScreen</a></b>() const = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual int </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#saturation">saturation</a></b>() const = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#setAspectRatioMode">setAspectRatioMode</a></b>(Qt::AspectRatioMode <i>mode</i>) = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#setBrightness">setBrightness</a></b>(int <i>brightness</i>) = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#setContrast">setContrast</a></b>(int <i>contrast</i>) = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#setFullScreen">setFullScreen</a></b>(bool <i>fullScreen</i>) = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#setHue">setHue</a></b>(int <i>hue</i>) = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#setSaturation">setSaturation</a></b>(int <i>saturation</i>) = 0</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual QWidget *</td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#videoWidget">videoWidget</a></b>() = 0</td></tr> </table></div> <a name="signals"></a> <h2 id="signals">Signals</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#brightnessChanged">brightnessChanged</a></b>(int <i>brightness</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#contrastChanged">contrastChanged</a></b>(int <i>contrast</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#fullScreenChanged">fullScreenChanged</a></b>(bool <i>fullScreen</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#hueChanged">hueChanged</a></b>(int <i>hue</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#saturationChanged">saturationChanged</a></b>(int <i>saturation</i>)</td></tr> </table></div> <a name="static-public-members"></a> <h2 id="static-public-members">Static Public Members</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> const QMetaObject </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#staticMetaObject-var">staticMetaObject</a></b></td></tr> </table></div> <a name="protected-functions"></a> <h2 id="protected-functions">Protected Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#QVideoWidgetControl">QVideoWidgetControl</a></b>(QObject *<i>parent</i> = nullptr)</td></tr> </table></div> <a name="macros"></a> <h2 id="macros">Macros</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qvideowidgetcontrol.html#QVideoWidgetControl_iid">QVideoWidgetControl_iid</a></b></td></tr> </table></div> <a name="details"></a> <!-- $$$QVideoWidgetControl-description --> <div class="descr"> <h2 id="details">Detailed Description</h2> <p>The <a href="qvideowidgetcontrol.html">QVideoWidgetControl</a> class provides a media control which implements a video widget.</p> <p>The <a href="qvideowidgetcontrol.html#videoWidget">videoWidget</a>() property of <a href="qvideowidgetcontrol.html">QVideoWidgetControl</a> provides a pointer to a video widget implemented by the control's media service. This widget is owned by the media service and so care should be taken not to delete it.</p> <pre class="cpp"> <span class="type"><a href="qvideowidgetcontrol.html#QVideoWidgetControl">QVideoWidgetControl</a></span> <span class="operator">*</span>widgetControl <span class="operator">=</span> mediaService<span class="operator">-</span><span class="operator">></span>requestControl<span class="operator"><</span><span class="type"><a href="qvideowidgetcontrol.html#QVideoWidgetControl">QVideoWidgetControl</a></span> <span class="operator">*</span><span class="operator">></span>(); layout<span class="operator">-</span><span class="operator">></span>addWidget(widgetControl<span class="operator">-</span><span class="operator">></span>videoWidget()); </pre> <p><a href="qvideowidgetcontrol.html">QVideoWidgetControl</a> is one of number of possible video output controls.</p> <p>The interface name of <a href="qvideowidgetcontrol.html">QVideoWidgetControl</a> is <code>org.qt-project.qt.videowidgetcontrol/5.0</code> as defined in <a href="qvideowidgetcontrol.html#QVideoWidgetControl_iid">QVideoWidgetControl_iid</a>.</p> </div> <p><b>See also </b><a href="qmediaservice.html#requestControl-1">QMediaService::requestControl</a>() and <a href="qvideowidget.html">QVideoWidget</a>.</p> <!-- @@@QVideoWidgetControl --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QVideoWidgetControl[overload1]$$$QVideoWidgetControlQObject* --> <h3 class="fn" id="QVideoWidgetControl"><a name="QVideoWidgetControl"></a><code>[protected] </code>QVideoWidgetControl::<span class="name">QVideoWidgetControl</span>(<span class="type">QObject</span> *<i>parent</i> = nullptr)</h3> <p>Constructs a new video widget control with the given <i>parent</i>.</p> <!-- @@@QVideoWidgetControl --> <!-- $$$~QVideoWidgetControl[overload1]$$$~QVideoWidgetControl --> <h3 class="fn" id="dtor.QVideoWidgetControl"><a name="dtor.QVideoWidgetControl"></a><code>[virtual] </code>QVideoWidgetControl::<span class="name">~QVideoWidgetControl</span>()</h3> <p>Destroys a video widget control.</p> <!-- @@@~QVideoWidgetControl --> <!-- $$$aspectRatioMode[overload1]$$$aspectRatioMode --> <h3 class="fn" id="aspectRatioMode"><a name="aspectRatioMode"></a><code>[pure virtual] </code><span class="type">Qt::AspectRatioMode</span> QVideoWidgetControl::<span class="name">aspectRatioMode</span>() const</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#setAspectRatioMode">setAspectRatioMode</a>().</p> <!-- @@@aspectRatioMode --> <!-- $$$brightness[overload1]$$$brightness --> <h3 class="fn" id="brightness"><a name="brightness"></a><code>[pure virtual] </code><span class="type">int</span> QVideoWidgetControl::<span class="name">brightness</span>() const</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#setBrightness">setBrightness</a>().</p> <!-- @@@brightness --> <!-- $$$brightnessChanged[overload1]$$$brightnessChangedint --> <h3 class="fn" id="brightnessChanged"><a name="brightnessChanged"></a><code>[signal] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">brightnessChanged</span>(<span class="type">int</span> <i>brightness</i>)</h3> <!-- @@@brightnessChanged --> <!-- $$$contrast[overload1]$$$contrast --> <h3 class="fn" id="contrast"><a name="contrast"></a><code>[pure virtual] </code><span class="type">int</span> QVideoWidgetControl::<span class="name">contrast</span>() const</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#setContrast">setContrast</a>().</p> <!-- @@@contrast --> <!-- $$$contrastChanged[overload1]$$$contrastChangedint --> <h3 class="fn" id="contrastChanged"><a name="contrastChanged"></a><code>[signal] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">contrastChanged</span>(<span class="type">int</span> <i>contrast</i>)</h3> <!-- @@@contrastChanged --> <!-- $$$fullScreenChanged[overload1]$$$fullScreenChangedbool --> <h3 class="fn" id="fullScreenChanged"><a name="fullScreenChanged"></a><code>[signal] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">fullScreenChanged</span>(<span class="type">bool</span> <i>fullScreen</i>)</h3> <!-- @@@fullScreenChanged --> <!-- $$$hue[overload1]$$$hue --> <h3 class="fn" id="hue"><a name="hue"></a><code>[pure virtual] </code><span class="type">int</span> QVideoWidgetControl::<span class="name">hue</span>() const</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#setHue">setHue</a>().</p> <!-- @@@hue --> <!-- $$$hueChanged[overload1]$$$hueChangedint --> <h3 class="fn" id="hueChanged"><a name="hueChanged"></a><code>[signal] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">hueChanged</span>(<span class="type">int</span> <i>hue</i>)</h3> <!-- @@@hueChanged --> <!-- $$$isFullScreen[overload1]$$$isFullScreen --> <h3 class="fn" id="isFullScreen"><a name="isFullScreen"></a><code>[pure virtual] </code><span class="type">bool</span> QVideoWidgetControl::<span class="name">isFullScreen</span>() const</h3> <!-- @@@isFullScreen --> <!-- $$$saturation[overload1]$$$saturation --> <h3 class="fn" id="saturation"><a name="saturation"></a><code>[pure virtual] </code><span class="type">int</span> QVideoWidgetControl::<span class="name">saturation</span>() const</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#setSaturation">setSaturation</a>().</p> <!-- @@@saturation --> <!-- $$$saturationChanged[overload1]$$$saturationChangedint --> <h3 class="fn" id="saturationChanged"><a name="saturationChanged"></a><code>[signal] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">saturationChanged</span>(<span class="type">int</span> <i>saturation</i>)</h3> <!-- @@@saturationChanged --> <!-- $$$setAspectRatioMode[overload1]$$$setAspectRatioModeQt::AspectRatioMode --> <h3 class="fn" id="setAspectRatioMode"><a name="setAspectRatioMode"></a><code>[pure virtual] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">setAspectRatioMode</span>(<span class="type">Qt::AspectRatioMode</span> <i>mode</i>)</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#aspectRatioMode">aspectRatioMode</a>().</p> <!-- @@@setAspectRatioMode --> <!-- $$$setBrightness[overload1]$$$setBrightnessint --> <h3 class="fn" id="setBrightness"><a name="setBrightness"></a><code>[pure virtual] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">setBrightness</span>(<span class="type">int</span> <i>brightness</i>)</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#brightness">brightness</a>().</p> <!-- @@@setBrightness --> <!-- $$$setContrast[overload1]$$$setContrastint --> <h3 class="fn" id="setContrast"><a name="setContrast"></a><code>[pure virtual] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">setContrast</span>(<span class="type">int</span> <i>contrast</i>)</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#contrast">contrast</a>().</p> <!-- @@@setContrast --> <!-- $$$setFullScreen[overload1]$$$setFullScreenbool --> <h3 class="fn" id="setFullScreen"><a name="setFullScreen"></a><code>[pure virtual] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">setFullScreen</span>(<span class="type">bool</span> <i>fullScreen</i>)</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#isFullScreen">isFullScreen</a>().</p> <!-- @@@setFullScreen --> <!-- $$$setHue[overload1]$$$setHueint --> <h3 class="fn" id="setHue"><a name="setHue"></a><code>[pure virtual] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">setHue</span>(<span class="type">int</span> <i>hue</i>)</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#hue">hue</a>().</p> <!-- @@@setHue --> <!-- $$$setSaturation[overload1]$$$setSaturationint --> <h3 class="fn" id="setSaturation"><a name="setSaturation"></a><code>[pure virtual] </code><span class="type">void</span> QVideoWidgetControl::<span class="name">setSaturation</span>(<span class="type">int</span> <i>saturation</i>)</h3> <p><b>See also </b><a href="qvideowidgetcontrol.html#saturation">saturation</a>().</p> <!-- @@@setSaturation --> <!-- $$$videoWidget[overload1]$$$videoWidget --> <h3 class="fn" id="videoWidget"><a name="videoWidget"></a><code>[pure virtual] </code><span class="type">QWidget</span> *QVideoWidgetControl::<span class="name">videoWidget</span>()</h3> <!-- @@@videoWidget --> </div> <div class="macros"> <h2>Macro Documentation</h2> <!-- $$$QVideoWidgetControl_iid[overload1]$$$QVideoWidgetControl_iid --> <h3 class="fn" id="QVideoWidgetControl_iid"><a name="QVideoWidgetControl_iid"></a><span class="name">QVideoWidgetControl_iid</span></h3> <p><code>org.qt-project.qt.videowidgetcontrol/5.0</code></p> <p>Defines the interface name of the <a href="qvideowidgetcontrol.html">QVideoWidgetControl</a> class.</p> <!-- @@@QVideoWidgetControl_iid --> </div> </div> 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Documentation contributions included herein are the copyrights of their respective owners.<br/> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>