1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
|
<!DOCTYPE HTML>
<html lang>
<head>
<!-- Generated by javadoc (21) on Tue Nov 11 15:21:53 CST 2025 -->
<title>com.google.zxing (ZXing 3.5.4 API)</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="dc.created" content="2025-11-11">
<meta name="description" content="declaration: package: com.google.zxing">
<meta name="generator" content="javadoc/PackageWriterImpl">
<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
<link rel="stylesheet" type="text/css" href="../../../script-dir/jquery-ui.min.css" title="Style">
<script type="text/javascript" src="../../../script.js"></script>
<script type="text/javascript" src="../../../script-dir/jquery-3.7.1.min.js"></script>
<script type="text/javascript" src="../../../script-dir/jquery-ui.min.js"></script>
</head>
<body class="package-declaration-page">
<script type="text/javascript">var pathtoroot = "../../../";
loadScripts(document, 'script');</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<div class="flex-box">
<header role="banner" class="flex-header">
<nav role="navigation">
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="top-nav" id="navbar-top"><button id="navbar-toggle-button" aria-controls="navbar-top" aria-expanded="false" aria-label="Toggle navigation links"><span class="nav-bar-toggle-icon"> </span><span class="nav-bar-toggle-icon"> </span><span class="nav-bar-toggle-icon"> </span></button>
<div class="skip-nav"><a href="#skip-navbar-top" title="Skip navigation links">Skip navigation links</a></div>
<ul id="navbar-top-firstrow" class="nav-list" title="Navigation">
<li><a href="../../../index.html">Overview</a></li>
<li class="nav-bar-cell1-rev">Package</li>
<li>Class</li>
<li><a href="package-use.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html#package">Help</a></li>
</ul>
<ul class="sub-nav-list-small">
<li>
<p>Package:</p>
<ul>
<li>Description</li>
<li><a href="#related-package-summary">Related Packages</a></li>
<li><a href="#class-summary">Classes and Interfaces</a></li>
</ul>
</li>
</ul>
</div>
<div class="sub-nav">
<div id="navbar-sub-list">
<ul class="sub-nav-list">
<li>Package: </li>
<li>Description | </li>
<li><a href="#related-package-summary">Related Packages</a> | </li>
<li><a href="#class-summary">Classes and Interfaces</a></li>
</ul>
</div>
<div class="nav-list-search"><a href="../../../search.html">SEARCH</a>
<input type="text" id="search-input" disabled placeholder="Search">
<input type="reset" id="reset-button" disabled value="reset">
</div>
</div>
<!-- ========= END OF TOP NAVBAR ========= -->
<span class="skip-nav" id="skip-navbar-top"></span></nav>
</header>
<div class="flex-content">
<main role="main">
<div class="header">
<h1 title="Package com.google.zxing" class="title">Package com.google.zxing</h1>
</div>
<hr>
<div class="package-signature">package <span class="element-name">com.google.zxing</span></div>
<section class="summary">
<ul class="summary-list">
<li>
<div id="related-package-summary">
<div class="caption"><span>Related Packages</span></div>
<div class="summary-table two-column-summary">
<div class="table-header col-first">Package</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><a href="aztec/package-summary.html">com.google.zxing.aztec</a></div>
<div class="col-last even-row-color"> </div>
<div class="col-first odd-row-color"><a href="common/package-summary.html">com.google.zxing.common</a></div>
<div class="col-last odd-row-color"> </div>
<div class="col-first even-row-color"><a href="datamatrix/package-summary.html">com.google.zxing.datamatrix</a></div>
<div class="col-last even-row-color"> </div>
<div class="col-first odd-row-color"><a href="maxicode/package-summary.html">com.google.zxing.maxicode</a></div>
<div class="col-last odd-row-color"> </div>
<div class="col-first even-row-color"><a href="multi/package-summary.html">com.google.zxing.multi</a></div>
<div class="col-last even-row-color"> </div>
<div class="col-first odd-row-color"><a href="oned/package-summary.html">com.google.zxing.oned</a></div>
<div class="col-last odd-row-color"> </div>
<div class="col-first even-row-color"><a href="pdf417/package-summary.html">com.google.zxing.pdf417</a></div>
<div class="col-last even-row-color"> </div>
<div class="col-first odd-row-color"><a href="qrcode/package-summary.html">com.google.zxing.qrcode</a></div>
<div class="col-last odd-row-color"> </div>
<div class="col-first even-row-color"><a href="web/package-summary.html">com.google.zxing.web</a></div>
<div class="col-last even-row-color"> </div>
</div>
</div>
</li>
<li>
<div id="class-summary">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="class-summary-tab0" role="tab" aria-selected="true" aria-controls="class-summary.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('class-summary', 'class-summary', 2)" class="active-table-tab">All Classes and Interfaces</button><button id="class-summary-tab1" role="tab" aria-selected="false" aria-controls="class-summary.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('class-summary', 'class-summary-tab1', 2)" class="table-tab">Interfaces</button><button id="class-summary-tab2" role="tab" aria-selected="false" aria-controls="class-summary.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('class-summary', 'class-summary-tab2', 2)" class="table-tab">Classes</button><button id="class-summary-tab3" role="tab" aria-selected="false" aria-controls="class-summary.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('class-summary', 'class-summary-tab3', 2)" class="table-tab">Enums</button><button id="class-summary-tab5" role="tab" aria-selected="false" aria-controls="class-summary.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('class-summary', 'class-summary-tab5', 2)" class="table-tab">Exception Classes</button></div>
<div id="class-summary.tabpanel" role="tabpanel" aria-labelledby="class-summary-tab0">
<div class="summary-table two-column-summary">
<div class="table-header col-first">Class</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color class-summary class-summary-tab3"><a href="BarcodeFormat.html" title="enum in com.google.zxing">BarcodeFormat</a></div>
<div class="col-last even-row-color class-summary class-summary-tab3">
<div class="block">Enumerates barcode formats known to this package.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Binarizer.html" title="class in com.google.zxing">Binarizer</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">This class hierarchy provides a set of methods to convert luminance data to 1 bit data.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab2"><a href="BinaryBitmap.html" title="class in com.google.zxing">BinaryBitmap</a></div>
<div class="col-last even-row-color class-summary class-summary-tab2">
<div class="block">This class is the core bitmap class used by ZXing to represent 1 bit data.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab5"><a href="ChecksumException.html" title="class in com.google.zxing">ChecksumException</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab5">
<div class="block">Thrown when a barcode was successfully detected and decoded, but
was not returned because its checksum feature failed.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab3"><a href="DecodeHintType.html" title="enum in com.google.zxing">DecodeHintType</a></div>
<div class="col-last even-row-color class-summary class-summary-tab3">
<div class="block">Encapsulates a type of hint that a caller may pass to a barcode reader to help it
more quickly or accurately decode it.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Dimension.html" title="class in com.google.zxing">Dimension</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">Simply encapsulates a width and height.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab3"><a href="EncodeHintType.html" title="enum in com.google.zxing">EncodeHintType</a></div>
<div class="col-last even-row-color class-summary class-summary-tab3">
<div class="block">These are a set of hints that you may pass to Writers to specify their behavior.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab5"><a href="FormatException.html" title="class in com.google.zxing">FormatException</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab5">
<div class="block">Thrown when a barcode was successfully detected, but some aspect of
the content did not conform to the barcode's format rules.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab2"><a href="GrayscaleLuminanceSource.html" title="class in com.google.zxing">GrayscaleLuminanceSource</a></div>
<div class="col-last even-row-color class-summary class-summary-tab2">
<div class="block">This class is used to help decode images from files which arrive as a grayscale
pixel array.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="InvertedLuminanceSource.html" title="class in com.google.zxing">InvertedLuminanceSource</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">A wrapper implementation of <a href="LuminanceSource.html" title="class in com.google.zxing"><code>LuminanceSource</code></a> which inverts the luminances it returns -- black becomes
white and vice versa, and each value becomes (255-value).</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab2"><a href="LuminanceSource.html" title="class in com.google.zxing">LuminanceSource</a></div>
<div class="col-last even-row-color class-summary class-summary-tab2">
<div class="block">The purpose of this class hierarchy is to abstract different bitmap implementations across
platforms into a standard interface for requesting greyscale luminance values.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="MultiFormatReader.html" title="class in com.google.zxing">MultiFormatReader</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">MultiFormatReader is a convenience class and the main entry point into the library for most uses.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab2"><a href="MultiFormatWriter.html" title="class in com.google.zxing">MultiFormatWriter</a></div>
<div class="col-last even-row-color class-summary class-summary-tab2">
<div class="block">This is a factory class which finds the appropriate Writer subclass for the BarcodeFormat
requested and encodes the barcode with the supplied contents.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab5"><a href="NotFoundException.html" title="class in com.google.zxing">NotFoundException</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab5">
<div class="block">Thrown when a barcode was not found in the image.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab2"><a href="PlanarYUVLuminanceSource.html" title="class in com.google.zxing">PlanarYUVLuminanceSource</a></div>
<div class="col-last even-row-color class-summary class-summary-tab2">
<div class="block">This object extends LuminanceSource around an array of YUV data returned from the camera driver,
with the option to crop to a rectangle within the full data.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab1"><a href="Reader.html" title="interface in com.google.zxing">Reader</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab1">
<div class="block">Implementations of this interface can decode an image of a barcode in some format into
the String it encodes.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab5"><a href="ReaderException.html" title="class in com.google.zxing">ReaderException</a></div>
<div class="col-last even-row-color class-summary class-summary-tab5">
<div class="block">The general exception class throw when something goes wrong during decoding of a barcode.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Result.html" title="class in com.google.zxing">Result</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">Encapsulates the result of decoding a barcode within an image.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab3"><a href="ResultMetadataType.html" title="enum in com.google.zxing">ResultMetadataType</a></div>
<div class="col-last even-row-color class-summary class-summary-tab3">
<div class="block">Represents some type of metadata about the result of the decoding that the decoder
wishes to communicate back to the caller.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="ResultPoint.html" title="class in com.google.zxing">ResultPoint</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">Encapsulates a point of interest in an image containing a barcode.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab1"><a href="ResultPointCallback.html" title="interface in com.google.zxing">ResultPointCallback</a></div>
<div class="col-last even-row-color class-summary class-summary-tab1">
<div class="block">Callback which is invoked when a possible result point (significant
point in the barcode image such as a corner) is found.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab2"><a href="RGBLuminanceSource.html" title="class in com.google.zxing">RGBLuminanceSource</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab2">
<div class="block">This class is used to help decode images from files which arrive as RGB data from
an ARGB pixel array.</div>
</div>
<div class="col-first even-row-color class-summary class-summary-tab1"><a href="Writer.html" title="interface in com.google.zxing">Writer</a></div>
<div class="col-last even-row-color class-summary class-summary-tab1">
<div class="block">The base class for all objects which encode/generate a barcode image.</div>
</div>
<div class="col-first odd-row-color class-summary class-summary-tab5"><a href="WriterException.html" title="class in com.google.zxing">WriterException</a></div>
<div class="col-last odd-row-color class-summary class-summary-tab5">
<div class="block">A base class which covers the range of exceptions which may occur when encoding a barcode using
the Writer framework.</div>
</div>
</div>
</div>
</div>
</li>
</ul>
</section>
</main>
<footer role="contentinfo">
<hr>
<p class="legal-copy"><small>Copyright © 2007–2025. All rights reserved.</small></p>
</footer>
</div>
</div>
</body>
</html>
|
