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Code Issues Releases Wiki Activity

Throw exception when pickColor position is out of image

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This commit is contained in:
Oliver Vogel
2023-10-31 15:36:34 +01:00
parent 2c5af00630
commit 68e2fc6fb4
1 changed files with 7 additions and 1 deletions
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8
src/Drivers/Gd/Image.php
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@@ -7,6 +7,7 @@ use Intervention\Image\Colors\Rgb\Colorspace as RgbColorspace;
use Intervention\Image\Drivers\Abstract\AbstractImage; use Intervention\Image\Drivers\Abstract\AbstractImage;
use Intervention\Image\Drivers\Gd\Traits\CanHandleColors; use Intervention\Image\Drivers\Gd\Traits\CanHandleColors;
use Intervention\Image\Exceptions\AnimationException; use Intervention\Image\Exceptions\AnimationException;
use Intervention\Image\Exceptions\GeometryException;
use Intervention\Image\Exceptions\NotSupportedException; use Intervention\Image\Exceptions\NotSupportedException;
use Intervention\Image\Interfaces\ColorInterface; use Intervention\Image\Interfaces\ColorInterface;
use Intervention\Image\Interfaces\ColorspaceInterface; use Intervention\Image\Interfaces\ColorspaceInterface;
@@ -105,7 +106,12 @@ class Image extends AbstractImage implements ImageInterface, IteratorAggregate
public function pickColor(int $x, int $y, int $frame_key = 0): ColorInterface public function pickColor(int $x, int $y, int $frame_key = 0): ColorInterface
{ {
$gd = $this->frame($frame_key)->core(); $gd = $this->frame($frame_key)->core();
$index = imagecolorat($gd, $x, $y); $index = @imagecolorat($gd, $x, $y);
if ($index === false) {
throw new GeometryException('The specified position is not in the valid image area.');
}
$colors = imagecolorsforindex($gd, $index); $colors = imagecolorsforindex($gd, $index);
return $this->arrayToColor($colors); return $this->arrayToColor($colors);