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Merge pull request #10 from shostelet/master
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fix some undefined variables
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@t0k4rt
t0k4rt committed Nov 12, 2013
2 parents 45099f7 + a60f7ac commit 8543524
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Showing 3 changed files with 103 additions and 103 deletions.
40 changes: 20 additions & 20 deletions qrimage.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -21,16 +21,16 @@
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/

define('QR_IMAGE', true);

class QRimage {

//----------------------------------------------------------------------
public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE, $back_color, $fore_color)
public static function png($frame, $filename = false, $pixelPerPoint = 4, $outerFrame = 4,$saveandprint=FALSE, $back_color, $fore_color)
{
$image = self::image($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color);

if ($filename === false) {
Header("Content-type: image/png");
ImagePng($image);
Expand All @@ -43,36 +43,36 @@ public static function png($frame, $filename = false, $pixelPerPoint = 4, $outer
ImagePng($image, $filename);
}
}

ImageDestroy($image);
}

//----------------------------------------------------------------------
public static function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85)
public static function jpg($frame, $filename = false, $pixelPerPoint = 8, $outerFrame = 4, $q = 85)
{
$image = self::image($frame, $pixelPerPoint, $outerFrame, $back_color, $fore_color);
$image = self::image($frame, $pixelPerPoint, $outerFrame);

if ($filename === false) {
Header("Content-type: image/jpeg");
ImageJpeg($image, null, $q);
} else {
ImageJpeg($image, $filename, $q);
ImageJpeg($image, $filename, $q);
}

ImageDestroy($image);
}

//----------------------------------------------------------------------
private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000)
private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4, $back_color = 0xFFFFFF, $fore_color = 0x000000)
{
$h = count($frame);
$w = strlen($frame[0]);

$imgW = $w + 2*$outerFrame;
$imgH = $h + 2*$outerFrame;

$base_image =ImageCreate($imgW, $imgH);

// convert a hexadecimal color code into decimal eps format (green = 0 1 0, blue = 0 0 1, ...)
$r1 = round((($fore_color & 0xFF0000) >> 16), 5);
$b1 = round((($fore_color & 0x00FF00) >> 8), 5);
Expand All @@ -84,7 +84,7 @@ private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4, $back
$g2 = round(($back_color & 0x0000FF), 5);



$col[0] = ImageColorAllocate($base_image,$r2,$b2,$g2);
$col[1] = ImageColorAllocate($base_image,$r1,$b1,$g1);

Expand All @@ -93,15 +93,15 @@ private static function image($frame, $pixelPerPoint = 4, $outerFrame = 4, $back
for($y=0; $y<$h; $y++) {
for($x=0; $x<$w; $x++) {
if ($frame[$y][$x] == '1') {
ImageSetPixel($base_image,$x+$outerFrame,$y+$outerFrame,$col[1]);
ImageSetPixel($base_image,$x+$outerFrame,$y+$outerFrame,$col[1]);
}
}
}

$target_image =ImageCreate($imgW * $pixelPerPoint, $imgH * $pixelPerPoint);
ImageCopyResized($target_image, $base_image, 0, 0, 0, 0, $imgW * $pixelPerPoint, $imgH * $pixelPerPoint, $imgW, $imgH);
ImageDestroy($base_image);

return $target_image;
}
}
96 changes: 48 additions & 48 deletions qrmask.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -24,22 +24,22 @@
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/

define('N1', 3);
define('N2', 3);
define('N3', 40);
define('N4', 10);

class QRmask {

public $runLength = array();

//----------------------------------------------------------------------
public function __construct()
public function __construct()
{
$this->runLength = array_fill(0, QRSPEC_WIDTH_MAX + 1, 0);
}

//----------------------------------------------------------------------
public function writeFormatInformation($width, &$frame, $mask, $level)
{
Expand All @@ -53,7 +53,7 @@ public function writeFormatInformation($width, &$frame, $mask, $level)
} else {
$v = 0x84;
}

$frame[8][$width - 1 - $i] = chr($v);
if($i < 6) {
$frame[$i][8] = chr($v);
Expand All @@ -62,28 +62,28 @@ public function writeFormatInformation($width, &$frame, $mask, $level)
}
$format = $format >> 1;
}

for($i=0; $i<7; $i++) {
if($format & 1) {
$blacks += 2;
$v = 0x85;
} else {
$v = 0x84;
}

$frame[$width - 7 + $i][8] = chr($v);
if($i == 0) {
$frame[8][7] = chr($v);
} else {
$frame[8][6 - $i] = chr($v);
}

$format = $format >> 1;
}

return $blacks;
}

//----------------------------------------------------------------------
public function mask0($x, $y) { return ($x+$y)&1; }
public function mask1($x, $y) { return ($y&1); }
Expand All @@ -93,12 +93,12 @@ public function mask4($x, $y) { return (((int)($y/2))+((int)($x/3)))&1; }
public function mask5($x, $y) { return (($x*$y)&1)+($x*$y)%3; }
public function mask6($x, $y) { return ((($x*$y)&1)+($x*$y)%3)&1; }
public function mask7($x, $y) { return ((($x*$y)%3)+(($x+$y)&1))&1; }

//----------------------------------------------------------------------
private function generateMaskNo($maskNo, $width, $frame)
{
$bitMask = array_fill(0, $width, array_fill(0, $width, 0));

for($y=0; $y<$width; $y++) {
for($x=0; $x<$width; $x++) {
if(ord($frame[$y][$x]) & 0x80) {
Expand All @@ -107,42 +107,42 @@ private function generateMaskNo($maskNo, $width, $frame)
$maskFunc = call_user_func(array($this, 'mask'.$maskNo), $x, $y);
$bitMask[$y][$x] = ($maskFunc == 0)?1:0;
}

}
}

return $bitMask;
}

//----------------------------------------------------------------------
public static function serial($bitFrame)
{
$codeArr = array();

foreach ($bitFrame as $line)
$codeArr[] = join('', $line);

return gzcompress(join("\n", $codeArr), 9);
}

//----------------------------------------------------------------------
public static function unserial($code)
{
$codeArr = array();

$codeLines = explode("\n", gzuncompress($code));
foreach ($codeLines as $line)
$codeArr[] = str_split($line);

return $codeArr;
}

//----------------------------------------------------------------------
public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false)
public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false)
{
$b = 0;
$bitMask = array();

$fileName = QR_CACHE_DIR.'mask_'.$maskNo.DIRECTORY_SEPARATOR.'mask_'.$width.'_'.$maskNo.'.dat';

if (QR_CACHEABLE) {
Expand All @@ -160,7 +160,7 @@ public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false)

if ($maskGenOnly)
return;

$d = $s;

for($y=0; $y<$width; $y++) {
Expand All @@ -174,24 +174,24 @@ public function makeMaskNo($maskNo, $width, $s, &$d, $maskGenOnly = false)

return $b;
}

//----------------------------------------------------------------------
public function makeMask($width, $frame, $maskNo, $level)
{
$masked = array_fill(0, $width, str_repeat("\0", $width));
$this->makeMaskNo($maskNo, $width, $frame, $masked);
$this->writeFormatInformation($width, $masked, $maskNo, $level);

return $masked;
}

//----------------------------------------------------------------------
public function calcN1N3($length)
{
$demerit = 0;

for($i=0; $i<$length; $i++) {

if($this->runLength[$i] >= 5) {
$demerit += (N1 + ($this->runLength[$i] - 5));
}
Expand All @@ -213,7 +213,7 @@ public function calcN1N3($length)
}
return $demerit;
}

//----------------------------------------------------------------------
public function evaluateSymbol($width, $frame)
{
Expand All @@ -223,18 +223,18 @@ public function evaluateSymbol($width, $frame)
for($y=0; $y<$width; $y++) {
$head = 0;
$this->runLength[0] = 1;

$frameY = $frame[$y];

if ($y>0)
$frameYM = $frame[$y-1];

for($x=0; $x<$width; $x++) {
if(($x > 0) && ($y > 0)) {
$b22 = ord($frameY[$x]) & ord($frameY[$x-1]) & ord($frameYM[$x]) & ord($frameYM[$x-1]);
$w22 = ord($frameY[$x]) | ord($frameY[$x-1]) | ord($frameYM[$x]) | ord($frameYM[$x-1]);
if(($b22 | ($w22 ^ 1))&1) {

if(($b22 | ($w22 ^ 1))&1) {
$demerit += N2;
}
}
Expand All @@ -251,14 +251,14 @@ public function evaluateSymbol($width, $frame)
}
}
}

$demerit += $this->calcN1N3($head+1);
}

for($x=0; $x<$width; $x++) {
$head = 0;
$this->runLength[0] = 1;

for($y=0; $y<$width; $y++) {
if($y == 0 && (ord($frame[$y][$x]) & 1)) {
$this->runLength[0] = -1;
Expand All @@ -273,36 +273,36 @@ public function evaluateSymbol($width, $frame)
}
}
}

$demerit += $this->calcN1N3($head+1);
}

return $demerit;
}


//----------------------------------------------------------------------
public function mask($width, $frame, $level)
{
$minDemerit = PHP_INT_MAX;
$bestMaskNum = 0;
$bestMask = array();

$checked_masks = array(0,1,2,3,4,5,6,7);

if (QR_FIND_FROM_RANDOM !== false) {

$howManuOut = 8-(QR_FIND_FROM_RANDOM % 9);
for ($i = 0; $i < $howManuOut; $i++) {
$remPos = rand (0, count($checked_masks)-1);
unset($checked_masks[$remPos]);
$checked_masks = array_values($checked_masks);
}

}

$bestMask = $frame;

foreach($checked_masks as $i) {
$mask = array_fill(0, $width, str_repeat("\0", $width));

Expand All @@ -313,16 +313,16 @@ public function mask($width, $frame, $level)
$blacks = (int)(100 * $blacks / ($width * $width));
$demerit = (int)((int)(abs($blacks - 50) / 5) * N4);
$demerit += $this->evaluateSymbol($width, $mask);

if($demerit < $minDemerit) {
$minDemerit = $demerit;
$bestMask = $mask;
$bestMaskNum = $i;
}
}

return $bestMask;
}

//----------------------------------------------------------------------
}
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