- /**
- * *
- * Equal to zoom
- * @param unknown_type $srcImage Source picture path
- * @param unknown_type $toFile target picture path
- * @param unknown_type $maxWidth Maximum width
- * @param unknown_type $maxHeight Maximum height
- * @param unknown_type $imgQuality picture quality
- * @return Unknown
- */
- function Resize ($srcImage, $toFile, $maxWidth = +, $maxHeight = +, $imgQuality =100)
- {
- List ($width, $height, $type, $attr) = getimagesize ($srcImage);
- if ($width < $maxWidth | | $height < $maxHeight) return;
- Switch ($type) {
- Case 1: $img = Imagecreatefromgif ($srcImage); Break
- Case 2: $img = Imagecreatefromjpeg ($srcImage); Break
- Case 3: $img = Imagecreatefrompng ($srcImage); Break
- }
- $scale = min ($maxWidth/$width, $maxHeight/$height); Find the bloom ratio
- if ($scale < 1) {
- $newWidth = Floor ($scale * $width);
- $newHeight = Floor ($scale * $height);
- $NEWIMG = Imagecreatetruecolor ($newWidth, $newHeight);
- Imagecopyresampled ($NEWIMG, $img, 0, 0, 0, 0, $newWidth, $newHeight, $width, $height);
- $newName = "";
- $toFile = Preg_replace ("/(. gif|. Jpg|. Jpeg|. PNG)/I "," ", $toFile);
- Switch ($type) {
- Case 1:if (Imagegif ($newImg, "$toFile $newname.gif", $imgQuality))
- Return "$newName. gif"; Break
- Case 2:if (imagejpeg ($newImg, "$toFile $newname.jpg", $imgQuality))
- Return "$newName. jpg"; Break
- Case 3:if (Imagepng ($newImg, "$toFile $newname.png", $imgQuality))
- Return "$newName. png"; Break
- Default:if (imagejpeg ($newImg, "$toFile $newname.jpg", $imgQuality))
- Return "$newName. jpg"; Break
- }
- Imagedestroy ($NEWIMG);
- }
- Imagedestroy ($IMG);
- return false;
- }
Copy Code |