$ composer require adt/nette-macro-webp:@dev
To your config.neon
add:
extensions:
webpSrcMacroExtension: ADT\WebpSrcMacroExtension
<img n:webpSrc="myImage.jpg">
If browser send header Accept: image/webp
:
<img src="myImage.webp">
If do not:
<img src="myImage.jpg">