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<?php |
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namespace PHPQRCode; |
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class QRtools { |
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public static function binarize($frame) |
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{ |
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$len = count($frame); |
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foreach ($frame as &$frameLine) { |
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for($i=0; $i<$len; $i++) { |
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$frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0'; |
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} |
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} |
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return $frame; |
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} |
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public static function tcpdfBarcodeArray($code, $mode = 'QR,L', $tcPdfVersion = '4.5.037') |
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{ |
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$barcode_array = array(); |
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if (!is_array($mode)) |
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$mode = explode(',', $mode); |
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$eccLevel = 'L'; |
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if (count($mode) > 1) { |
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$eccLevel = $mode[1]; |
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} |
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$qrTab = QRcode::text($code, false, $eccLevel); |
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$size = count($qrTab); |
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$barcode_array['num_rows'] = $size; |
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$barcode_array['num_cols'] = $size; |
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$barcode_array['bcode'] = array(); |
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foreach ($qrTab as $line) { |
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$arrAdd = array(); |
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foreach(str_split($line) as $char) |
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$arrAdd[] = ($char=='1')?1:0; |
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$barcode_array['bcode'][] = $arrAdd; |
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} |
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return $barcode_array; |
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} |
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public static function clearCache() |
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{ |
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self::$frames = array(); |
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} |
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public static function buildCache() |
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{ |
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QRtools::markTime('before_build_cache'); |
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$mask = new QRmask(); |
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for ($a=1; $a <= Constants::QRSPEC_VERSION_MAX; $a++) { |
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$frame = QRspec::newFrame($a); |
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if (Constants::QR_IMAGE) { |
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$fileName = Constants::QR_CACHE_DIR.'frame_'.$a.'.png'; |
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QRimage::png(self::binarize($frame), $fileName, 1, 0); |
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} |
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$width = count($frame); |
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$bitMask = array_fill(0, $width, array_fill(0, $width, 0)); |
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for ($maskNo=0; $maskNo<8; $maskNo++) |
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$mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true); |
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} |
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QRtools::markTime('after_build_cache'); |
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} |
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public static function log($outfile, $err) |
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{ |
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if (Constants::QR_LOG_DIR !== false) { |
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if ($err != '') { |
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if ($outfile !== false) { |
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file_put_contents(Constants::QR_LOG_DIR.basename($outfile).'-errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); |
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} else { |
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file_put_contents(Constants::QR_LOG_DIR.'errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND); |
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} |
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} |
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} |
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} |
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public static function dumpMask($frame) |
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{ |
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$width = count($frame); |
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for($y=0;$y<$width;$y++) { |
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for($x=0;$x<$width;$x++) { |
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echo ord($frame[$y][$x]).','; |
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} |
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} |
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} |
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public static function markTime($markerId) |
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{ |
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list($usec, $sec) = explode(" ", microtime()); |
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$time = ((float)$usec + (float)$sec); |
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if (!isset($GLOBALS['qr_time_bench'])) |
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$GLOBALS['qr_time_bench'] = array(); |
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$GLOBALS['qr_time_bench'][$markerId] = $time; |
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} |
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public static function timeBenchmark() |
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{ |
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self::markTime('finish'); |
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$lastTime = 0; |
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$startTime = 0; |
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$p = 0; |
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echo '<table cellpadding="3" cellspacing="1"> |
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<thead><tr style="border-bottom:1px solid silver"><td colspan="2" style="text-align:center">BENCHMARK</td></tr></thead> |
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<tbody>'; |
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foreach($GLOBALS['qr_time_bench'] as $markerId=>$thisTime) { |
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if ($p > 0) { |
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echo '<tr><th style="text-align:right">till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>'; |
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} else { |
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$startTime = $thisTime; |
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} |
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$p++; |
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$lastTime = $thisTime; |
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} |
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echo '</tbody><tfoot> |
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<tr style="border-top:2px solid black"><th style="text-align:right">TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr> |
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</tfoot> |
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</table>'; |
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} |
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} |
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QRtools::markTime('start'); |
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