PHP - imacecreatefrombmp()?

does anybody knows some clean sollution to open image resource from bmp images in PHP开发者_开发问答?

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Google question, before asking it here...

http://www.phpro.org/examples/Convert-BMP-to-JPG.html

http://bytes.com/topic/php/answers/3033-there-bmp-support-gd

http://www.corecoding.com/bmp-gd-php-support_c37.html