quartz: Fix media type detection.
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41ee9853f7
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@ -82,14 +82,14 @@ static unsigned char byte_from_hex_char(WCHAR wHex)
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case '7':
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case '8':
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case '9':
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return wHex - '0';
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return (wHex - '0') & 0xf;
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case 'a':
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case 'b':
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case 'c':
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case 'd':
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case 'e':
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case 'f':
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return wHex - 'a' + 10;
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return (wHex - 'a' + 10) & 0xf;
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default:
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return 0;
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}
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