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:octocat: allow contrast adjustment and grayscaling in the reader

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codemasher
2021-12-07 01:05:03 +01:00
parent e5b1fbaf7c
commit 6c34213aca
9 changed files with 108 additions and 54 deletions
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src/QROptionsTrait.php
+15 -3
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@@ -270,7 +270,19 @@ trait QROptionsTrait{
/**
* use Imaagick (if available) when reading QR Codes
*/
protected bool $useImagickIfAvailable = false;
protected bool $readerUseImagickIfAvailable = false;
/**
* grayscale the image before reading
*/
protected bool $readerGrayscale = false;
/**
* increase the contrast before reading
*
* note that applying contrast works different in GD and Imagick, so mileage may vary
*/
protected bool $readerIncreaseContrast = false;
/**
* clamp min/max version number
@@ -385,7 +397,7 @@ trait QROptionsTrait{
* enables Imagick for the QR Code reader if the extension is available
*/
protected function set_useImagickIfAvailable(bool $useImagickIfAvailable):void{
$this->useImagickIfAvailable = $useImagickIfAvailable && extension_loaded('imagick');
$this->readerUseImagickIfAvailable = $useImagickIfAvailable && extension_loaded('imagick');
}
/**
@@ -395,7 +407,7 @@ trait QROptionsTrait{
*/
public function getLuminanceSourceFQCN():string{
// i still hate this
return $this->useImagickIfAvailable
return $this->readerUseImagickIfAvailable
? IMagickLuminanceSource::class
: GDLuminanceSource::class;
}