|VWEBP(1)||General Commands Manual||VWEBP(1)|
NAME¶vwebp - decompress a WebP file and display it in a window
SYNOPSIS¶vwebp [options] input_file.webp
DESCRIPTION¶This manual page documents the vwebp command.
vwebp decompresses a WebP file and displays it in a window using OpenGL.
- Print usage summary.
- Print version number and exit.
- Don't use the ICC profile if present.
- Don't use the fancy YUV420 upscaler.
- Disable in-loop filtering.
- -dither strength
- Specify a dithering strength between 0 and 100. Dithering is a post-processing effect applied to chroma components in lossy compression. It helps by smoothing gradients and avoiding banding artifacts. Default: 50.
- By default, quantized transparency planes are dithered during decompression, to smooth the gradients. This flag will prevent this dithering.
- Use multi-threading for decoding, if possible.
- Display image information on top of the decoded image.
- -- string
- Explicitly specify the input file. This option is useful if the input file starts with an '-' for instance. This option must appear last. Any other options afterward will be ignored. If the input file is "-", the data will be read from stdin instead of a file.
- Toggle use of color profile.
- Overlay file information.
- Disable blending and disposal process, for debugging purposes.
- 'q' / 'Q' / ESC
BUGS¶Please report all bugs to the issue tracker: https://bugs.chromium.org/p/webp
Patches welcome! See this page to get started: http://www.webmproject.org/code/contribute/submitting-patches/
vwebp picture.webp -mt -dither 0
vwebp -- ---picture.webp
AUTHORS¶vwebp is a part of libwebp and was written by the WebP team.
The latest source tree is available at https://chromium.googlesource.com/webm/libwebp
This manual page was written for the Debian project (and may be used by others).
Please refer to http://developers.google.com/speed/webp/ for additional information.
|November 25, 2016|