For converting other image formats to webp, please read this documentation cwebp Encoder. This library uses precompiled executables of WebP (v1.1.0) for more info visit WebP. A small node.js library for converting any image to webp file format or converting webp image to any image file format. Were I to save these particular images then convert them (there are some npm modules that convert image 'files') my server would be filled up with images as these images are suppose to be temporary and on-the-fly for each user, each user gets new about 100 new images when ever they move the page. Thanks for all your support webp-converter v2.3.3. 9 convertImage('./image.png', './image.webp') This produces the same output as the one above, but it’s not very practical, let’s look at an express example where a user uploads an image using multipart/form-data. I say string because of the nature of my application. If webp is not supported then I would fallback to png and the user will have a slower experience. webp would be ideal size to transport via websockets quickly. In node.js I need a way to convert a string from base64 png to base64 webp. As I have found out on many attempts that converting a base64 png image into webp from png is just poor speed wise. Webp would be ideal size to transport via websockets quickly.
#Nodejs webp converter full#
What I think I need would be a wrapper around this canvas to do wrapper(canvas).toDataURL('image/webp') Īs I have found out on many attempts that converting a base64 png image into webp from png is just poor speed wise. Node.js Express Webp Image Converter to PNG and JPG Files Using Javascript Full ProjectDownload the Full source code of Application herehttps://codingshiksha. If you are installing WebP form source then take a look here and don't forget to use -enable-libwebpmux during the configure process, this is needed for gif conversion. Which does not support webp but, it does simulate the canvas element Var jpg = canvas.toDataURL("image/jpeg") Ĭonsole.log(webp.length, webp) // 263 byteĬonsole.log(png.length, png) // 1918 byteĬonsole.log(jpg.length, jpg) // 1938 byteĭ(new Image).src = webp ĭ(new Image).src = png ĭ(new Image).src = jpg Var webp = canvas.toDataURL("image/webp") // Chrome only? import sharp from 'sharp' const imageProcessing sharp () imageProcessing. If you look at this code webp out-performs png and jpg by alot I had used a really awesome image processing library named sharp, and one of the features that that library offer is to convert an image into a webp image.
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