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Get DPI value of an image using PHP
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Get DPI value of an image using PHP
http://sandalian.com/php/get-dpi-value-of-an-image-using-php.html
This is a simple function I wrote to get a DPI (dot per inch) value from an image using PHP only, without the need of ImageMagick nor GD library. The script was inspired from denisb post (the third post). At the forum, he described how to get the DPI value stored within the file
PHP > Scripts and Programs > Image Handling > Image Manipulation
Mar 3, 2008
Yeni Setiawan
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JPG, PNG, GIF image type supported (depends on GD2 library)
Proportional image resize
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Supports custom default values (change default values in the script code)
Proportional image resize
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