i need html5 to gif converter in php or javascript

i need html5 to gif converter in php or javascript

Hello, i need a php or javscript script to convert html5 banners to gif animations.

I wan to give this service in my website, so i need the script in php or javascript.

Thank you

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Requirements

You have to know how to convert html5 banners to gif animations with php or javascript.

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Skills Required

Php Javascript Java Programming