/**
* Put image to square
*
* @param string $path image file
* @param int $width square width
* @param int $height square height
* @param int $align reserved
* @param int $valign reserved
* @param string $bgcolor square background color in #rrggbb format
* @param string $destformat image destination format
* @return string|false
* @author Dmitry (dio) Levashov
* @author Alexey Sukhotin
**/
protected function imgSquareFit($path, $width, $height, $align = 'center', $valign = 'middle', $bgcolor = '#0000ff', $destformat = null)
{
if (($s = @getimagesize($path)) == false) {
return false;
}
$result = false;
/* Coordinates for image over square aligning */
$y = ceil(abs($height - $s[1]) / 2);
$x = ceil(abs($width - $s[0]) / 2);
switch ($this->imgLib) {
case 'imagick':
try {
$img = new imagick($path);
} catch (Exception $e) {
return false;
}
$img1 = new Imagick();
$img1->newImage($width, $height, new ImagickPixel($bgcolor));
$img1->setImageColorspace($img->getImageColorspace());
$img1->setImageFormat($destformat != null ? $destformat : $img->getFormat());
$img1->compositeImage($img, imagick::COMPOSITE_OVER, $x, $y);
$result = $img1->writeImage($path);
return $result ? $path : false;
break;
case 'gd':
$img = self::gdImageCreate($path, $s['mime']);
if ($img && false != ($tmp = imagecreatetruecolor($width, $height))) {
self::gdImageBackground($tmp, $bgcolor);
if (!imagecopy($tmp, $img, $x, $y, 0, 0, $s[0], $s[1])) {
return false;
}
$result = self::gdImage($tmp, $path, $destformat, $s['mime']);
imagedestroy($img);
imagedestroy($tmp);
return $result ? $path : false;
}
break;
}
return false;
}
/**
* Put image to square
*
* @param string $path image file
* @param int $width square width
* @param int $height square height
* @param int $align reserved
* @param int $valign reserved
* @param string $bgcolor square background color in #rrggbb format
* @param string $destformat image destination format
* @return string|false
* @author Dmitry (dio) Levashov
* @author Alexey Sukhotin
**/
protected function imgSquareFit($path, $width, $height, $align = 'center', $valign = 'middle', $bgcolor = '#0000ff', $destformat = null)
{
if (($s = @getimagesize($path)) == false) {
return false;
}
$result = false;
/* Coordinates for image over square aligning */
$y = ceil(abs($height - $s[1]) / 2);
$x = ceil(abs($width - $s[0]) / 2);
switch ($this->imgLib) {
case 'imagick':
try {
$img = new imagick($path);
} catch (Exception $e) {
return false;
}
$img1 = new Imagick();
$img1->newImage($width, $height, new ImagickPixel($bgcolor));
$img1->setImageColorspace($img->getImageColorspace());
$img1->setImageFormat($destformat != null ? $destformat : $img->getFormat());
$img1->compositeImage($img, imagick::COMPOSITE_OVER, $x, $y);
$result = $img1->writeImage($path);
return $result ? $path : false;
break;
case 'gd':
if ($s['mime'] == 'image/jpeg') {
$img = imagecreatefromjpeg($path);
} elseif ($s['mime'] == 'image/png') {
$img = imagecreatefrompng($path);
} elseif ($s['mime'] == 'image/gif') {
$img = imagecreatefromgif($path);
} elseif ($s['mime'] == 'image/xbm') {
$img = imagecreatefromxbm($path);
}
if ($img && false != ($tmp = imagecreatetruecolor($width, $height))) {
if ($bgcolor == 'transparent') {
list($r, $g, $b) = array(0, 0, 255);
} else {
list($r, $g, $b) = sscanf($bgcolor, "#%02x%02x%02x");
}
$bgcolor1 = imagecolorallocate($tmp, $r, $g, $b);
if ($bgcolor == 'transparent') {
$bgcolor1 = imagecolortransparent($tmp, $bgcolor1);
}
imagefill($tmp, 0, 0, $bgcolor1);
if (!imagecopy($tmp, $img, $x, $y, 0, 0, $s[0], $s[1])) {
return false;
}
if ($destformat == 'jpg' || $destformat == null && $s['mime'] == 'image/jpeg') {
$result = imagejpeg($tmp, $path, 100);
} else {
if ($destformat == 'gif' || $destformat == null && $s['mime'] == 'image/gif') {
$result = imagegif($tmp, $path, 7);
} else {
$result = imagepng($tmp, $path, 7);
}
}
imagedestroy($img);
imagedestroy($tmp);
return $result ? $path : false;
}
break;
}
return false;
}
/**
* Resize image
*
* @param string $path image file
* @param int $width new width
* @param int $height new height
* @param bool $crop crop image
* @param bool $exactfit fit into given dimensions exactly
* @param string $imgLib image library
* @param string $bgcolor image background color
* @param string $destformat image destination format
* @return string|false
* @author Dmitry (dio) Levashov, Alexey Sukhotin
**/
protected function resizeImg($path, $width, $height, $crop = false, $exactfit = false, $imgLib = 'imagick', $bgcolor = '#0000ff', $destformat = null)
{
if (($s = @getimagesize($path)) == false) {
return false;
}
$result = false;
list($x, $y, $size_w, $size_h) = $this->getResizeCropDimensions($s[0], $s[1], $width, $height, $crop, $exactfit);
switch ($imgLib) {
case 'imagick':
try {
$img = new imagick($path);
} catch (Exception $e) {
return false;
}
$img->contrastImage(1);
if ($crop == false) {
$img->resizeImage($size_w, $size_h, NULL, true);
if ($exactfit == true) {
$img1 = new Imagick();
$img1->newImage($width, $height, new ImagickPixel($bgcolor));
$img1->setImageFormat($destformat != null ? $destformat : $img->getFormat());
$img->resizeImage($size_w, $size_h, NULL, true);
$img1->compositeImage($img, imagick::COMPOSITE_OVER, $x, $y);
$result = $img1->writeImage($path);
return $result ? $path : false;
}
} else {
$img->cropImage($width, $height, $x, $y);
}
$result = $img->writeImage($path);
return $result ? $path : false;
break;
case 'gd':
if ($s['mime'] == 'image/jpeg') {
$img = imagecreatefromjpeg($path);
} elseif ($s['mime'] == 'image/png') {
$img = imagecreatefrompng($path);
} elseif ($s['mime'] == 'image/gif') {
$img = imagecreatefromgif($path);
} elseif ($s['mime'] == 'image/xbm') {
$img = imagecreatefromxbm($path);
}
$init_w = $size_w;
$init_h = $size_h;
if ($exactfit == true) {
$init_w = $width;
$init_h = $height;
}
if ($img && false != ($tmp = imagecreatetruecolor($init_w, $init_h))) {
if ($crop == false) {
if ($bgcolor == 'transparent') {
list($r, $g, $b) = array(0, 0, 255);
} else {
list($r, $g, $b) = sscanf($bgcolor, "#%02x%02x%02x");
}
$bgcolor1 = imagecolorallocate($tmp, $r, $g, $b);
if ($bgcolor == 'transparent') {
$bgcolor1 = imagecolortransparent($tmp, $bgcolor1);
}
imagefill($tmp, 0, 0, $bgcolor1);
if (!imagecopyresampled($tmp, $img, $x, $y, 0, 0, $size_w, $size_h, $s[0], $s[1])) {
return false;
}
} else {
if (!imagecopy($tmp, $img, 0, 0, $x, $y, $width, $height)) {
return false;
}
}
if ($destformat == 'jpg' || $destformat == null && $s['mime'] == 'image/jpeg') {
$result = imagejpeg($tmp, $path, 100);
} else {
if ($destformat == 'gif' || $destformat == null && $s['mime'] == 'image/gif') {
$result = imagegif($tmp, $path, 7);
} else {
$result = imagepng($tmp, $path, 7);
}
}
imagedestroy($img);
imagedestroy($tmp);
return $result ? $path : false;
}
break;
}
return false;
}