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72 lines
2.1 KiB
PHP
72 lines
2.1 KiB
PHP
--TEST--
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imagecopyresampled()
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--SKIPIF--
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<?php
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if (!function_exists('imagecopyresampled')) die('skip imagecopyresampled() not available');
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if (!(imagetype() & IMG_PNG)) die('skip PNG Support is not enabled');
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?>
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--FILE--
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<?php
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/* Prototype : bool imagecopyresampled ( resource $dst_image , resource $src_image , int $dst_x , int $dst_y , int $src_x , int $src_y , int $dst_w , int $dst_h , int $src_w , int $src_h )
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* Description: Copy and resize part of an image with resampling.
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* Source code: ext/standard/image.c
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* Alias to functions:
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*/
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echo "Simple test of imagecopyresampled() function\n";
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$dest_lge = dirname(realpath(__FILE__)) . '/imagelarge.png';
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$dest_sml = dirname(realpath(__FILE__)) . '/imagesmall.png';
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// create a blank image
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$image_lge = imagecreatetruecolor(400, 300);
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// set the background color to black
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$bg = imagecolorallocate($image_lge, 0, 0, 0);
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// fill polygon with blue
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$col_ellipse = imagecolorallocate($image_lge, 0, 255, 0);
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// draw the eclipse
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imagefilledellipse($image_lge, 200, 150, 300, 200, $col_ellipse);
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// output the picture to a file
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imagepng($image_lge, $dest_lge);
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// Get new dimensions
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$percent = 0.5; // new image 50% of original
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list($width, $height) = getimagesize($dest_lge);
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echo "Size of original: width=". $width . " height=" . $height . "\n";
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$new_width = $width * $percent;
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$new_height = $height * $percent;
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// Resample
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$image_sml = imagecreatetruecolor($new_width, $new_height);
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imagecopyresampled($image_sml, $image_lge, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
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imagepng($image_sml, $dest_sml);
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list($width, $height) = getimagesize($dest_sml);
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echo "Size of copy: width=". $width . " height=" . $height . "\n";
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imagedestroy($image_lge);
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imagedestroy($image_sml);
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echo "Done\n";
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?>
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--CLEAN--
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<?php
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$dest_lge = dirname(realpath(__FILE__)) . '/imagelarge.png';
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$dest_sml = dirname(realpath(__FILE__)) . '/imagesmall.png';
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@unlink($dest_lge);
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@unlink($dest_sml);
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?>
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--EXPECT--
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Simple test of imagecopyresampled() function
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Size of original: width=400 height=300
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Size of copy: width=200 height=150
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Done
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