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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Documentation</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<base href="../">
<link rel="icon" href="images/favicon.ico"/>
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<script src="js/search.js"></script>
<script defer src="js/searchIndex.js"></script>
</head>
<body id="top">
<header class="phpdocumentor-header phpdocumentor-section">
<h1 class="phpdocumentor-title"><a href="" class="phpdocumentor-title__link">Documentation</a></h1>
<input class="phpdocumentor-header__menu-button" type="checkbox" id="menu-button" name="menu-button" />
<label class="phpdocumentor-header__menu-icon" for="menu-button">
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</label>
<section data-search-form class="phpdocumentor-search">
<label>
<span class="visually-hidden">Search for</span>
<svg class="phpdocumentor-search__icon" width="21" height="20" viewBox="0 0 21 20" fill="none" xmlns="http://www.w3.org/2000/svg">
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Menu
</label>
<aside class="phpdocumentor-column -four phpdocumentor-sidebar">
<section class="phpdocumentor-sidebar__category">
<h2 class="phpdocumentor-sidebar__category-header">Namespaces</h2>
<h4 class="phpdocumentor-sidebar__root-namespace">
<a href="namespaces/chillerlan.html" class="">chillerlan</a>
</h4>
<ul class="phpdocumentor-list">
<li>
<a href="namespaces/chillerlan-qrcode.html" class="">QRCode</a>
</li>
<li>
<a href="namespaces/chillerlan-qrcodetest.html" class="">QRCodeTest</a>
</li>
</ul>
</section>
<section class="phpdocumentor-sidebar__category">
<h2 class="phpdocumentor-sidebar__category-header">Packages</h2>
<h4 class="phpdocumentor-sidebar__root-namespace">
<a href="packages/Application.html" class="">Application</a>
</h4>
</section>
<section class="phpdocumentor-sidebar__category">
<h2 class="phpdocumentor-sidebar__category-header">Reports</h2>
<h3 class="phpdocumentor-sidebar__root-package"><a href="reports/deprecated.html">Deprecated</a></h3>
<h3 class="phpdocumentor-sidebar__root-package"><a href="reports/errors.html">Errors</a></h3>
<h3 class="phpdocumentor-sidebar__root-package"><a href="reports/markers.html">Markers</a></h3>
</section>
<section class="phpdocumentor-sidebar__category">
<h2 class="phpdocumentor-sidebar__category-header">Indices</h2>
<h3 class="phpdocumentor-sidebar__root-package"><a href="indices/files.html">Files</a></h3>
</section>
</aside>
<div class="phpdocumentor-column -eight phpdocumentor-content">
<ul class="phpdocumentor-breadcrumbs">
<li class="phpdocumentor-breadcrumb"><a href="namespaces/chillerlan.html">chillerlan</a></li>
<li class="phpdocumentor-breadcrumb"><a href="namespaces/chillerlan-qrcode.html">QRCode</a></li>
<li class="phpdocumentor-breadcrumb"><a href="namespaces/chillerlan-qrcode-decoder.html">Decoder</a></li>
</ul>
<article class="phpdocumentor-element -class">
<h2 class="phpdocumentor-content__title">
BitMatrix
<div class="phpdocumentor-element__package">
in package
<ul class="phpdocumentor-breadcrumbs">
<li class="phpdocumentor-breadcrumb"><a href="packages/Application.html">Application</a></li>
</ul>
</div>
</h2>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">21</span>
</aside>
<h3 id="toc">
Table of Contents
<a href="#toc" class="headerlink"><i class="fas fa-link"></i></a>
</h3>
<dl class="phpdocumentor-table-of-contents">
<dt class="phpdocumentor-table-of-contents__entry -property -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_bits">$bits</a>
<span>
&nbsp;: array&lt;string|int, mixed&gt; </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -property -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_dimension">$dimension</a>
<span>
&nbsp;: int </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -property -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_formatInfo">$formatInfo</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -property -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_mirror">$mirror</a>
<span>
&nbsp;: bool </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -property -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_rowSize">$rowSize</a>
<span>
&nbsp;: int </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -property -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_version">$version</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method___construct">__construct()</a>
<span>
&nbsp;: mixed </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_flip">flip()</a>
<span>
&nbsp;: self </span>
</dt>
<dd>Flips the given bit. 1 &lt;&lt; (0xf9 &amp; 0x1f)</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_get">get()</a>
<span>
&nbsp;: bool </span>
</dt>
<dd>Gets the requested bit, where true means black.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_getDimension">getDimension()</a>
<span>
&nbsp;: int </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_getFormatInfo">getFormatInfo()</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_getVersion">getVersion()</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_mirror">mirror()</a>
<span>
&nbsp;: self </span>
</dt>
<dd>Mirror the bit matrix in order to attempt a second reading.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_readCodewords">readCodewords()</a>
<span>
&nbsp;: array&lt;string|int, mixed&gt; </span>
</dt>
<dd>Reads the bits in the BitMatrix representing the finder pattern in the
correct order in order to reconstruct the codewords bytes contained within the
QR Code.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_set">set()</a>
<span>
&nbsp;: self </span>
</dt>
<dd>Sets the given bit to true.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_setMirror">setMirror()</a>
<span>
&nbsp;: self </span>
</dt>
<dd>Prepare the parser for a mirrored operation.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -public">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_setRegion">setRegion()</a>
<span>
&nbsp;: self </span>
</dt>
<dd>Sets a square region of the bit matrix to true.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_buildFunctionPattern">buildFunctionPattern()</a>
<span>
&nbsp;: self </span>
</dt>
<dd>See ISO 18004:2006 Annex E</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_copyBit">copyBit()</a>
<span>
&nbsp;: int </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_decodeVersionInformation">decodeVersionInformation()</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_doDecodeFormatInformation">doDecodeFormatInformation()</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_numBitsDiffering">numBitsDiffering()</a>
<span>
&nbsp;: int </span>
</dt>
<dd></dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_readFormatInformation">readFormatInformation()</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a> </span>
</dt>
<dd>Reads format information from one of its two locations within the QR Code.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_readVersion">readVersion()</a>
<span>
&nbsp;: <a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a> </span>
</dt>
<dd>Reads version information from one of its two locations within the QR Code.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_unmask">unmask()</a>
<span>
&nbsp;: void </span>
</dt>
<dd>Implementations of this method reverse the data masking process applied to a QR Code and
make its bits ready to read.</dd>
<dt class="phpdocumentor-table-of-contents__entry -method -private">
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_uRShift">uRShift()</a>
<span>
&nbsp;: int </span>
</dt>
<dd></dd>
</dl>
<section class="phpdocumentor-properties">
<h3 class="phpdocumentor-elements__header" id="properties">
Properties
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#properties" class="headerlink"><i class="fas fa-link"></i></a>
</h3>
<article
class="
phpdocumentor-element
-property
-private
"
>
<h4 class="phpdocumentor-element__name" id="property_bits">
$bits
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_bits" class="headerlink"><i class="fas fa-link"></i></a>
<span class="phpdocumentor-element__modifiers">
</span>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">25</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__type">array&lt;string|int, mixed&gt;</span>
<span class="phpdocumentor-signature__name">$bits</span>
</code>
<section class="phpdocumentor-description"></section>
<section class="phpdocumentor-description"></section>
</article>
<article
class="
phpdocumentor-element
-property
-private
"
>
<h4 class="phpdocumentor-element__name" id="property_dimension">
$dimension
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_dimension" class="headerlink"><i class="fas fa-link"></i></a>
<span class="phpdocumentor-element__modifiers">
</span>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">23</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__type">int</span>
<span class="phpdocumentor-signature__name">$dimension</span>
</code>
<section class="phpdocumentor-description"></section>
<section class="phpdocumentor-description"></section>
</article>
<article
class="
phpdocumentor-element
-property
-private
"
>
<h4 class="phpdocumentor-element__name" id="property_formatInfo">
$formatInfo
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_formatInfo" class="headerlink"><i class="fas fa-link"></i></a>
<span class="phpdocumentor-element__modifiers">
</span>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">27</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null</span>
<span class="phpdocumentor-signature__name">$formatInfo</span>
= <span class="phpdocumentor-signature__default-value">null</span></code>
<section class="phpdocumentor-description"></section>
<section class="phpdocumentor-description"></section>
</article>
<article
class="
phpdocumentor-element
-property
-private
"
>
<h4 class="phpdocumentor-element__name" id="property_mirror">
$mirror
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_mirror" class="headerlink"><i class="fas fa-link"></i></a>
<span class="phpdocumentor-element__modifiers">
</span>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">28</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__type">bool</span>
<span class="phpdocumentor-signature__name">$mirror</span>
= <span class="phpdocumentor-signature__default-value">false</span></code>
<section class="phpdocumentor-description"></section>
<section class="phpdocumentor-description"></section>
</article>
<article
class="
phpdocumentor-element
-property
-private
"
>
<h4 class="phpdocumentor-element__name" id="property_rowSize">
$rowSize
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_rowSize" class="headerlink"><i class="fas fa-link"></i></a>
<span class="phpdocumentor-element__modifiers">
</span>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">24</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__type">int</span>
<span class="phpdocumentor-signature__name">$rowSize</span>
</code>
<section class="phpdocumentor-description"></section>
<section class="phpdocumentor-description"></section>
</article>
<article
class="
phpdocumentor-element
-property
-private
"
>
<h4 class="phpdocumentor-element__name" id="property_version">
$version
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#property_version" class="headerlink"><i class="fas fa-link"></i></a>
<span class="phpdocumentor-element__modifiers">
</span>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">26</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null</span>
<span class="phpdocumentor-signature__name">$version</span>
= <span class="phpdocumentor-signature__default-value">null</span></code>
<section class="phpdocumentor-description"></section>
<section class="phpdocumentor-description"></section>
</article>
</section>
<section class="phpdocumentor-methods">
<h3 class="phpdocumentor-elements__header" id="methods">
Methods
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#methods" class="headerlink"><i class="fas fa-link"></i></a>
</h3>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method___construct">
__construct()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method___construct" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">33</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">__construct</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$dimension</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">mixed</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$dimension</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">mixed</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_flip">
flip()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_flip" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">60</span>
</aside>
<p class="phpdocumentor-summary">Flips the given bit. 1 &lt;&lt; (0xf9 &amp; 0x1f)</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">flip</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$x</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$y</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">self</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$x</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The horizontal component (i.e. which column)</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$y</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The vertical component (i.e. which row)</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">self</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_get">
get()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_get" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">136</span>
</aside>
<p class="phpdocumentor-summary">Gets the requested bit, where true means black.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">get</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$x</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$y</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">bool</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$x</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>The horizontal component (i.e. which column)</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$y</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>The vertical component (i.e. which row)</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">bool</span>
&mdash;
<section class="phpdocumentor-description"><p>value of given bit in matrix</p>
</section>
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_getDimension">
getDimension()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_getDimension" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">110</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">getDimension</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">int</span></code>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">int</span>
&mdash;
<section class="phpdocumentor-description"><p>The dimension (width/height) of the matrix</p>
</section>
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_getFormatInfo">
getFormatInfo()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_getFormatInfo" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">117</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">getFormatInfo</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null</span></code>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_getVersion">
getVersion()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_getVersion" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">124</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">getVersion</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null</span></code>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_mirror">
mirror()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_mirror" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">193</span>
</aside>
<p class="phpdocumentor-summary">Mirror the bit matrix in order to attempt a second reading.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">mirror</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">self</span></code>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">self</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_readCodewords">
readCodewords()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_readCodewords" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">260</span>
</aside>
<p class="phpdocumentor-summary">Reads the bits in the BitMatrix representing the finder pattern in the
correct order in order to reconstruct the codewords bytes contained within the
QR Code.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">readCodewords</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">array&lt;string|int, mixed&gt;</span></code>
<h5 class="phpdocumentor-tag-list__heading" id="tags">
Tags
<a href="#tags" class="headerlink"><i class="fas fa-link"></i></a>
</h5>
<dl class="phpdocumentor-tag-list">
<dt class="phpdocumentor-tag-list__entry">
<span class="phpdocumentor-tag__name">throws</span>
</dt>
<dd class="phpdocumentor-tag-list__definition">
<span class="phpdocumentor-tag-link"><a href="classes/chillerlan-QRCode-Decoder-QRCodeDecoderException.html"><abbr title="\chillerlan\QRCode\Decoder\QRCodeDecoderException">QRCodeDecoderException</abbr></a></span>
<section class="phpdocumentor-description"><p>if the exact number of bytes expected is not read</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">array&lt;string|int, mixed&gt;</span>
&mdash;
<section class="phpdocumentor-description"><p>bytes encoded within the QR Code</p>
</section>
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_set">
set()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_set" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">45</span>
</aside>
<p class="phpdocumentor-summary">Sets the given bit to true.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">set</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$x</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$y</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">self</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$x</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The horizontal component (i.e. which column)</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$y</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The vertical component (i.e. which row)</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">self</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_setMirror">
setMirror()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_setMirror" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">232</span>
</aside>
<p class="phpdocumentor-summary">Prepare the parser for a mirrored operation.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">setMirror</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">bool&nbsp;</span><span class="phpdocumentor-signature__argument__name">$mirror</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">self</span></code>
<section class="phpdocumentor-description"><p>This flag has effect only on the #readFormatInformation() and the
#readVersion(). Before proceeding with #readCodewords() the
#mirror() method should be called.</p>
</section>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$mirror</span>
: <span class="phpdocumentor-signature__argument__return-type">bool</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>Whether to read version and format information mirrored.</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">self</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-public
"
>
<h4 class="phpdocumentor-element__name" id="method_setRegion">
setRegion()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_setRegion" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">78</span>
</aside>
<p class="phpdocumentor-summary">Sets a square region of the bit matrix to true.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">public</span>
<span class="phpdocumentor-signature__name">setRegion</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$left</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$top</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$width</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$height</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">self</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$left</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The horizontal position to begin at (inclusive)</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$top</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The vertical position to begin at (inclusive)</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$width</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The width of the region</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$height</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>; The height of the region</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-tag-list__heading" id="tags">
Tags
<a href="#tags" class="headerlink"><i class="fas fa-link"></i></a>
</h5>
<dl class="phpdocumentor-tag-list">
<dt class="phpdocumentor-tag-list__entry">
<span class="phpdocumentor-tag__name">throws</span>
</dt>
<dd class="phpdocumentor-tag-list__definition">
<span class="phpdocumentor-tag-link"><a href="classes/chillerlan-QRCode-Decoder-QRCodeDecoderException.html"><abbr title="\chillerlan\QRCode\Decoder\QRCodeDecoderException">QRCodeDecoderException</abbr></a></span>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">self</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_buildFunctionPattern">
buildFunctionPattern()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_buildFunctionPattern" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">147</span>
</aside>
<p class="phpdocumentor-summary">See ISO 18004:2006 Annex E</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">buildFunctionPattern</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">self</span></code>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">self</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_copyBit">
copyBit()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_copyBit" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">243</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">copyBit</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$i</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$j</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$versionBits</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">int</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$i</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$j</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$versionBits</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">int</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_decodeVersionInformation">
decodeVersionInformation()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_decodeVersionInformation" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">481</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">decodeVersionInformation</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$versionBits</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$versionBits</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a>|null</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_doDecodeFormatInformation">
doDecodeFormatInformation()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_doDecodeFormatInformation" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">385</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">doDecodeFormatInformation</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$maskedFormatInfo1</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$maskedFormatInfo2</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$maskedFormatInfo1</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>format info indicator, with mask still applied</p>
</section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$maskedFormatInfo2</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"><p>second copy of same info; both are checked at the same time
to establish best match</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a>|null</span>
&mdash;
<section class="phpdocumentor-description"><p>information about the format it specifies, or null
if doesn't seem to match any known pattern</p>
</section>
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_numBitsDiffering">
numBitsDiffering()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_numBitsDiffering" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">529</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">numBitsDiffering</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$a</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$b</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">int</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$a</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$b</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">int</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_readFormatInformation">
readFormatInformation()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_readFormatInformation" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">323</span>
</aside>
<p class="phpdocumentor-summary">Reads format information from one of its two locations within the QR Code.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">readFormatInformation</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a></span></code>
<h5 class="phpdocumentor-tag-list__heading" id="tags">
Tags
<a href="#tags" class="headerlink"><i class="fas fa-link"></i></a>
</h5>
<dl class="phpdocumentor-tag-list">
<dt class="phpdocumentor-tag-list__entry">
<span class="phpdocumentor-tag__name">throws</span>
</dt>
<dd class="phpdocumentor-tag-list__definition">
<span class="phpdocumentor-tag-link"><a href="classes/chillerlan-QRCode-Decoder-QRCodeDecoderException.html"><abbr title="\chillerlan\QRCode\Decoder\QRCodeDecoderException">QRCodeDecoderException</abbr></a></span>
<section class="phpdocumentor-description"><p>if both format information locations cannot be parsed as
the valid encoding of format information</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-FormatInformation.html"><abbr title="\chillerlan\QRCode\Common\FormatInformation">FormatInformation</abbr></a></span>
&mdash;
<section class="phpdocumentor-description"><p>encapsulating the QR Code's format info</p>
</section>
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_readVersion">
readVersion()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_readVersion" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">430</span>
</aside>
<p class="phpdocumentor-summary">Reads version information from one of its two locations within the QR Code.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">readVersion</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a></span></code>
<h5 class="phpdocumentor-tag-list__heading" id="tags">
Tags
<a href="#tags" class="headerlink"><i class="fas fa-link"></i></a>
</h5>
<dl class="phpdocumentor-tag-list">
<dt class="phpdocumentor-tag-list__entry">
<span class="phpdocumentor-tag__name">throws</span>
</dt>
<dd class="phpdocumentor-tag-list__definition">
<span class="phpdocumentor-tag-link"><a href="classes/chillerlan-QRCode-Decoder-QRCodeDecoderException.html"><abbr title="\chillerlan\QRCode\Decoder\QRCodeDecoderException">QRCodeDecoderException</abbr></a></span>
<section class="phpdocumentor-description"><p>if both version information locations cannot be parsed as
the valid encoding of version information</p>
</section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type"><a href="classes/chillerlan-QRCode-Common-Version.html"><abbr title="\chillerlan\QRCode\Common\Version">Version</abbr></a></span>
&mdash;
<section class="phpdocumentor-description"><p>encapsulating the QR Code's version</p>
</section>
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_unmask">
unmask()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_unmask" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">211</span>
</aside>
<p class="phpdocumentor-summary">Implementations of this method reverse the data masking process applied to a QR Code and
make its bits ready to read.</p>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">unmask</span><span>(</span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">void</span></code>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">void</span>
&mdash;
</article>
<article
class="phpdocumentor-element
-method
-private
"
>
<h4 class="phpdocumentor-element__name" id="method_uRShift">
uRShift()
<a href="classes/chillerlan-QRCode-Decoder-BitMatrix.html#method_uRShift" class="headerlink"><i class="fas fa-link"></i></a>
</h4>
<aside class="phpdocumentor-element-found-in">
<abbr class="phpdocumentor-element-found-in__file" title="src/Decoder/BitMatrix.php"><a href="files/src-decoder-bitmatrix.html"><abbr title="src/Decoder/BitMatrix.php">BitMatrix.php</abbr></a></abbr>
:
<span class="phpdocumentor-element-found-in__line">517</span>
</aside>
<code class="phpdocumentor-code phpdocumentor-signature ">
<span class="phpdocumentor-signature__visibility">private</span>
<span class="phpdocumentor-signature__name">uRShift</span><span>(</span><span class="phpdocumentor-signature__argument"><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$a</span></span><span class="phpdocumentor-signature__argument"><span>, </span><span class="phpdocumentor-signature__argument__return-type">int&nbsp;</span><span class="phpdocumentor-signature__argument__name">$b</span></span><span>)</span><span> : </span><span class="phpdocumentor-signature__response_type">int</span></code>
<h5 class="phpdocumentor-argument-list__heading">Parameters</h5>
<dl class="phpdocumentor-argument-list">
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$a</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
<dt class="phpdocumentor-argument-list__entry">
<span class="phpdocumentor-signature__argument__name">$b</span>
: <span class="phpdocumentor-signature__argument__return-type">int</span>
</dt>
<dd class="phpdocumentor-argument-list__definition">
<section class="phpdocumentor-description"></section>
</dd>
</dl>
<h5 class="phpdocumentor-return-value__heading">Return values</h5>
<span class="phpdocumentor-signature__response_type">int</span>
&mdash;
</article>
</section>
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