2016-06-21 05:42:24 +00:00
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<head>
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<title>barcode.php readme</title>
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font-family: Helvetica, sans-serif;
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padding: 1em;
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padding: 4pt 1em 4pt 0;
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}
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</style>
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</head>
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<body>
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<h1>barcode.php</h1>
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<h3>Generate barcodes from a single PHP file. MIT license.</h3>
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<p>Use from a PHP script:</p>
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<pre>
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include 'barcode.php';
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$generator = new barcode_generator();
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/* Output directly to standard output. */
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$generator->output_image($format, $symbology, $data, $options);
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/* Create bitmap image. */
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$image = $generator->render_image($symbology, $data, $options);
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imagepng($image);
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imagedestroy($image);
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/* Generate SVG markup. */
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$svg = $generator->render_svg($symbology, $data, $options);
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echo $svg;
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</pre>
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<p>Use with GET or POST:</p>
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<pre>
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barcode.php?f=<i>format</i>&s=<i>symbology</i>&d=<i>data</i>&<i>options</i>
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</pre>
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<p>e.g.</p>
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<pre>
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barcode.php?f=png&s=upc-e&d=06543217
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barcode.php?f=svg&s=qr&d=HELLO%20WORLD&sf=8&ms=r&md=0.8
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</pre>
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<h4>Options:</h4>
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<table>
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<tr>
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<td><code>f</code></td>
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<td>
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Format. One of:
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<table>
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<tr>
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<td>
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<code>png</code><br>
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<code>gif</code><br>
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<code>jpeg</code><br>
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<code>svg</code>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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<tr>
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<td><code>s</code></td>
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<td>
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Symbology (type of barcode). One of:
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<table>
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<tr>
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<td>
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<code>upc-a</code><br>
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<code>upc-e</code><br>
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<code>ean-8</code><br>
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2018-10-03 05:08:10 +00:00
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<code>ean-13</code><br>
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<code>ean-13-pad</code><br>
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<code>ean-13-nopad</code><br>
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2016-06-21 05:42:24 +00:00
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<code>ean-128</code>
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</td>
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<td>
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<code>code-39</code><br>
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<code>code-39-ascii</code><br>
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<code>code-93</code><br>
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<code>code-93-ascii</code><br>
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<code>code-128</code><br>
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<code>codabar</code><br>
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<code>itf</code>
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</td>
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<td>
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<code>qr</code><br>
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<code>qr-l</code><br>
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<code>qr-m</code><br>
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<code>qr-q</code><br>
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<code>qr-h</code>
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</td>
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2016-06-27 00:58:15 +00:00
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<td>
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<code>dmtx</code><br>
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<code>dmtx-s</code><br>
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<code>dmtx-r</code><br>
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<code>gs1-dmtx</code><br>
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<code>gs1-dmtx-s</code><br>
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<code>gs1-dmtx-r</code>
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</td>
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2016-06-21 05:42:24 +00:00
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</tr>
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</table>
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</td>
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</tr>
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<tr>
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<td><code>d</code></td>
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<td>
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Data.<br>
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For UPC or EAN, use <code>*</code> for missing digit.<br>
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For Codabar, use <code>ABCD</code> or <code>ENT*</code>
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for start and stop characters.<br>
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For QR, encode in Shift-JIS for kanji mode.
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</td>
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</tr>
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<tr>
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<td><code>w</code></td>
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<td>Width of image. Overrides <code>sf</code> or <code>sx</code>.</td>
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</tr>
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<tr>
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<td><code>h</code></td>
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<td>Height of image. Overrides <code>sf</code> or <code>sy</code>.</td>
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</tr>
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<tr>
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<td><code>sf</code></td>
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2016-06-22 02:01:38 +00:00
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<td>
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Scale factor.
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Default is 1 for linear barcodes or 4 for matrix barcodes.
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</td>
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2016-06-21 05:42:24 +00:00
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</tr>
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<tr>
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<td><code>sx</code></td>
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<td>Horizontal scale factor. Overrides <code>sf</code>.</td>
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</tr>
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<tr>
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<td><code>sy</code></td>
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<td>Vertical scale factor. Overrides <code>sf</code>.</td>
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</tr>
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<tr>
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<td><code>p</code></td>
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2016-06-22 02:01:38 +00:00
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<td>
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Padding.
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Default is 10 for linear barcodes or 0 for matrix barcodes.
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</td>
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2016-06-21 05:42:24 +00:00
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</tr>
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<tr>
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<td><code>pv</code></td>
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<td>Top and bottom padding. Default is value of <code>p</code>.</td>
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</tr>
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<tr>
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<td><code>ph</code></td>
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<td>Left and right padding. Default is value of <code>p</code>.</td>
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</tr>
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<tr>
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<td><code>pt</code></td>
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<td>Top padding. Default is value of <code>pv</code>.</td>
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</tr>
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<tr>
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<td><code>pl</code></td>
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<td>Left padding. Default is value of <code>ph</code>.</td>
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</tr>
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<tr>
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<td><code>pr</code></td>
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<td>Right padding. Default is value of <code>ph</code>.</td>
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</tr>
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<tr>
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<td><code>pb</code></td>
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<td>Bottom padding. Default is value of <code>pv</code>.</td>
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</tr>
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<tr>
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<td><code>bc</code></td>
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<td>Background color in <code>#RRGGBB</code> format.</td>
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</tr>
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<tr>
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<td><code>cs</code></td>
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<td>Color of spaces in <code>#RRGGBB</code> format.</td>
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</tr>
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<tr>
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<td><code>cm</code></td>
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<td>Color of modules in <code>#RRGGBB</code> format.</td>
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</tr>
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<tr>
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<td><code>tc</code></td>
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<td>
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Text color in <code>#RRGGBB</code> format.
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Applies to linear barcodes only.
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</td>
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</tr>
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<tr>
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<td><code>tf</code></td>
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<td>
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Text font for SVG output.
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Default is <code>monospace</code>.
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Applies to linear barcodes only.
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</td>
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</tr>
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<tr>
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<td><code>ts</code></td>
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<td>
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Text size.
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For SVG output, this is in points and the default is 10.
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For PNG, GIF, or JPEG output, this is the GD library
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built-in font number from 1 to 5 and the default is 1.
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Applies to linear barcodes only.
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</td>
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</tr>
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<tr>
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<td><code>th</code></td>
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<td>
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Distance from text baseline to bottom of modules.
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Default is 10.
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Applies to linear barcodes only.
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</td>
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</tr>
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<tr>
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<td><code>ms</code></td>
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<td>
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Module shape.
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One of:
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<code>s</code> for square,
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<code>r</code> for round, or
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<code>x</code> for X-shaped.
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Default is <code>s</code>.
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Applies to matrix barcodes only.
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</td>
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</tr>
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<tr>
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<td><code>md</code></td>
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<td>
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Module density.
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A number between 0 and 1.
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Default is 1.
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Applies to matrix barcodes only.
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</td>
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</tr>
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<tr>
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<td><code>wq</code></td>
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<td>
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Width of quiet area units.
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Default is 1.
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Use 0 to suppress quiet area.
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</td>
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</tr>
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<tr>
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<td><code>wm</code></td>
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<td>
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Width of narrow modules and spaces.
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Default is 1.
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</td>
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</tr>
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<tr>
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<td><code>ww</code></td>
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<td>
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Width of wide modules and spaces.
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Applies to Code 39, Codabar, and ITF only.
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Default is 3.
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</td>
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</tr>
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<tr>
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<td><code>wn</code></td>
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<td>
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Width of narrow space between characters.
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Applies to Code 39 and Codabar only.
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Default is 1.
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</td>
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</tr>
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</table>
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</body>
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</html>
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