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Simplify GIF magic number detection (#1446)

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Removed unnecessary bin2hex() conversion.
This commit is contained in:
vlakoff
2025-05-27 07:58:35 +02:00
committed by GitHub
parent f98f4d8aae
commit 88466c6a49
1 changed files with 1 additions and 4 deletions
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5
src/Drivers/AbstractDecoder.php
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@@ -24,10 +24,7 @@ abstract class AbstractDecoder implements DecoderInterface
{ {
$head = substr($input, 0, 6); $head = substr($input, 0, 6);
return 1 === preg_match( return $head === 'GIF87a' || $head === 'GIF89a';
"/^47494638(37|39)61/",
strtoupper(bin2hex($head))
);
} }
/** /**