What is webp and why should webp image format be used?
Webp is a new image format similar to .jpg, .png … But the compression is higher than other formats. Thus webp image format will be smaller and means that the site will load faster, consume less bandwidth. As a result, many high-traffic websites use the WebP format, because web pages load faster equivalent to a better user experience. Of course, when using the webp format, the index Google Pagespeed Insights, GTmetrix, Pingdom also increased.
However, because it is a new format, the software that supports this format is not popular.
What about on the web? Currently most popular browsers support the webp format. In this article I will show you how to convert all images in wordpress to webp format with the WebP Express plugin.
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Plugin to switch to webp with WebP Express .
When you are using wordpress you just need to install this plugin and all your images will be converted to webp format and saved on your host. It will automatically respond to image requests in webp format. Any browser that doesn’t support webp yet will use the default image format. When uploading new images to the host, you do not need to convert to webp, just upload normally as before.
Here are some descriptions of the WebP Express plugin
Description: Nearly 4 out of 5 mobile users using web browsers can display webp images. However, on most websites, they are provided with jpeg images, often twice the size of webp images for a given quality. What a waste of bandwidth! This plugin was created to help remedy that situation. With a bit of effort, WordPress administrators can have their site serve automatically generated webp images for browsers that support it, while still serving jpeg and png files for non-supported browsers. webp support.
Image converter: Plugin uses WebP Convert library to convert images to webp. WebP Convert can convert images by many methods. There are “local” conversion methods: imagick, cwebp, vips, gd. If none of these features work on your server, there are alternatives in the cloud: ewww (paid) or connect to the WordPress website where you have WebP Express installed and you already have Turn on web service function.
Webp caters to browsers that support it.
The plugin supports various ways to distribute webps to browsers that support it:
By routing a jpeg / png image to the corresponding webp – or to the image converter if the image has not yet been converted.
By changing the HTML, replace image tags with image tags. Missing webps created automatically when accessed.
By changing the HTML, replace the image URL to all points to the webp. Replacements are only made for webp-enabled browsers. Again, the missing webps are created automatically when accessed.
Combined with Cache Enabler, this can be achieved, but with page caching.
Benefits when converting images to webp format
Much faster loading time for images in webp-enabled browsers. Images that are converted are usually less than half the size (for jpeg), while maintaining the same quality. Remember that for most websites, images are responsible for the largest portion of the waiting time.
Better user experience (whether performance goes from bad to bad or good to impressive, which is a benefit)
Better rankings in Google searches (performance calculated by Google)
Tape consumption less traffic – make a big difference in parts of the world where the internet is slow and expensive (you know, ~ 80% of the world’s population lives in these cases).
Currently ~ 83% of traffic and ~ 80% of mobile browsing traffic are done with webp-enabled browsers. With Mozilla and Microsoft finally supporting, these numbers will certainly increase.
It is also good for the environment! Reducing network traffic reduces power consumption, reducing CO2 emissions.
Some pictures of the Webp Express plugin
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