<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qcamera.cpp --> <title>FrameRateRange Class | Qt Multimedia 5.9</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 5.9</td><td ><a href="qtmultimedia-index.html">Qt Multimedia</a></td><td ><a href="qtmultimedia-modules.html">C++ Classes</a></td><td >FrameRateRange</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right">Qt 5.9.4 Reference Documentation</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="#public-variables">Public Variables</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">FrameRateRange Class</h1> <span class="small-subtitle">(<a href="qcamera-frameraterange.html">QCamera::FrameRateRange</a>)<br/></span> <!-- $$$FrameRateRange-brief --> <p>A <a href="qcamera-frameraterange.html">FrameRateRange</a> represents a range of frame rates as minimum and maximum rate. <a href="#details">More...</a></p> <!-- @@@FrameRateRange --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <FrameRateRange></span> </td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += multimedia</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> Qt 5.5</td></tr></table></div><ul> <li><a href="qcamera-frameraterange-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2 id="public-functions">Public Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qcamera-frameraterange.html#FrameRateRange">FrameRateRange</a></b>()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qcamera-frameraterange.html#FrameRateRange-1">FrameRateRange</a></b>(qreal <i>minimum</i>, qreal <i>maximum</i>)</td></tr> </table></div> <a name="public-variables"></a> <h2 id="public-variables">Public Variables</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> qreal </td><td class="memItemRight bottomAlign"><b><a href="qcamera-frameraterange.html#maximumFrameRate-var">maximumFrameRate</a></b></td></tr> <tr><td class="memItemLeft rightAlign topAlign"> qreal </td><td class="memItemRight bottomAlign"><b><a href="qcamera-frameraterange.html#minimumFrameRate-var">minimumFrameRate</a></b></td></tr> </table></div> <a name="details"></a> <!-- $$$FrameRateRange-description --> <div class="descr"> <h2 id="details">Detailed Description</h2> <p>A <a href="qcamera-frameraterange.html">FrameRateRange</a> represents a range of frame rates as minimum and maximum rate.</p> <p>If the minimum frame rate is equal to the maximum frame rate, the frame rate is fixed. If not, the actual frame rate fluctuates between the minimum and the maximum.</p> </div> <p><b>See also </b><a href="qcamera.html#supportedViewfinderFrameRateRanges">QCamera::supportedViewfinderFrameRateRanges</a>() and <a href="qcameraviewfindersettings.html">QCameraViewfinderSettings</a>.</p> <!-- @@@FrameRateRange --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$FrameRateRange[overload1]$$$FrameRateRange --> <h3 class="fn" id="FrameRateRange"><a name="FrameRateRange"></a>FrameRateRange::<span class="name">FrameRateRange</span>()</h3> <p>Constructs a null frame rate range, with both <a href="qcamera-frameraterange.html#minimumFrameRate-var">minimumFrameRate</a> and <a href="qcamera-frameraterange.html#maximumFrameRate-var">maximumFrameRate</a> equal to <code>0.0</code>.</p> <!-- @@@FrameRateRange --> <!-- $$$FrameRateRange$$$FrameRateRangeqrealqreal --> <h3 class="fn" id="FrameRateRange-1"><a name="FrameRateRange-1"></a>FrameRateRange::<span class="name">FrameRateRange</span>(<span class="type">qreal</span> <i>minimum</i>, <span class="type">qreal</span> <i>maximum</i>)</h3> <p>Constructs a frame rate range with the given <i>minimum</i> and <i>maximum</i> frame rates.</p> <!-- @@@FrameRateRange --> </div> <div class="vars"> <h2>Member Variable Documentation</h2> <!-- $$$maximumFrameRate --> <h3 class="fn" id="maximumFrameRate-var"><a name="maximumFrameRate-var"></a><span class="type">qreal</span> FrameRateRange::<span class="name">maximumFrameRate</span></h3> <p>The maximum frame rate supported by the range, in frames per second.</p> <!-- @@@maximumFrameRate --> <!-- $$$minimumFrameRate --> <h3 class="fn" id="minimumFrameRate-var"><a name="minimumFrameRate-var"></a><span class="type">qreal</span> FrameRateRange::<span class="name">minimumFrameRate</span></h3> <p>The minimum frame rate supported by the range, in frames per second.</p> <!-- @@@minimumFrameRate --> </div> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2017 The Qt Company Ltd. 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>