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Used: libwebp 0.6.1 gThumb 3.8.0
After installing libwebp the utilities to deal with the WebP image format comes in handy.
webpinfo Tool
For instance if you need to inspect a webp file.
webpinfo
Usage: webpinfo [options] in_files
Try -longhelp for an exhaustive list of options
Example
$ webpinfo portfolio.webp
File: portfolio.webp
RIFF HEADER:
File size: 279146
Chunk VP8L at offset 12, length 279134
Width: 682
Height: 384
Alpha: 0
Animation: 0
Format: Lossless (2)
No error detected.
See also webpinfo Tool.
vwebp File Viewer
The WebP viewer displays the image in the graphics environment.
$ vwebp -h
Usage: vwebp in_file [options]
Decodes the WebP image file and visualize it using OpenGL
Options are:
-version ..... print version number and exit
-noicc ....... don't use the icc profile if present
-nofancy ..... don't use the fancy YUV420 upscaler
-nofilter .... disable in-loop filtering
-dither <int> dithering strength (0..100), default=50
-noalphadither disable alpha plane dithering
-mt .......... use multi-threading
-info ........ print info
-h ........... this help message
Keyboard shortcuts:
'c' ................ toggle use of color profile
'i' ................ overlay file information
'd' ................ disable blending & disposal (debug)
'q' / 'Q' / ESC .... quit
Example
$ vwebp portfolio.webp
gThumb
If you need a graphical tool gThumb supports WebP by default.
To install it
sudo apt install gthumb
If you work with Atom or Visual Studio Code the images are displayed if the underlying system supports it.
