imagecopyresampled · Image · 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>