imagecopyresampled
Description
The imagecopyresampled of Image for PHP copy and resize part of an image with resampling.
Syntax
imagecopyresampled( GdImage $dst_image, GdImage $src_image, int $dst_x, int $dst_y, int $src_x, int $src_y, int $dst_width, int $dst_height, int $src_width, int $src_height ): bool
Parameters
dst_image
Destination image resource.
src_image
Source image resource.
dst_x
x-coordinate of destination point.
dst_y
y-coordinate of destination point.
src_x
x-coordinate of source point.
src_y
y-coordinate of source point.
dst_width
Destination width.
dst_height
Destination height.
src_width
Source width.
src_height
Source height.
Return
Returns true on success or false on failure.
Examples
1 · return
<? $width = 100; $height = 100; $dst_image = imagecreatetruecolor($width, $height); $src_image = imagecreatetruecolor($width, $height); $dst_x = 0; $dst_y = 0; $src_x = 0; $src_y = 0; $dst_width = $width; $dst_height = $height; $src_width = $width; $src_height = $height; $return = imagecopyresampled($dst_image, $src_image, $dst_x, $dst_y, $src_x, $src_y, $dst_width, $dst_height, $src_width, $src_height); var_export($return);
true
2 · base64
<? $width = 100; $height = 100; $dst_image = imagecreatetruecolor($width, $height); $filename = $_SERVER['DOCUMENT_ROOT'] . '/assets/png/Happy.png'; $src_image = imagecreatefrompng($filename); $dst_x = 50; $dst_y = 50; $src_x = 0; $src_y = 0; $dst_width = $width / 2; $dst_height = $height / 2; $src_width = $width; $src_height = $height; imagecopyresampled($dst_image, $src_image, $dst_x, $dst_y, $src_x, $src_y, $dst_width, $dst_height, $src_width, $src_height); ob_start(); imagepng($dst_image); $output = ob_get_clean(); echo '<!doctype html> <html> <body> <img src="data:image/png;base64,' . base64_encode($output) . '"> </body> </html>';
<!doctype html> <html> <body> <img src="data:image/png;base64,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"> </body> </html>
Links
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