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webpinfo - Man Page

print out the chunk level structure of WebP files along with basic integrity checks.


webpinfo Options Input
webpinfo [-h|-help|-H|-longhelp]


This manual page documents the webpinfo command.

webpinfo can be used to print out the chunk level structure and bitstream header information of WebP files. It can also check if the files are of valid WebP format.



Print the version number (as major.minor.revision) and exit.


Do not show chunk parsing information.


Show parsing error diagnosis.


Show chunk stats summary.


Parse bitstream header.

-h,  -help

A short usage summary.

-H,  -longhelp

Detailed usage instructions.


Input files in WebP format. Input files must come last, following options (if any). There can be multiple input files.


Please report all bugs to the issue tracker: https://bugs.chromium.org/p/webp
Patches welcome! See this page to get started: https://www.webmproject.org/code/contribute/submitting-patches/


webpinfo -h
webpinfo -diag -summary input_file.webp
webpinfo -bitstream_info input_file_1.webp input_file_2.webp
webpinfo *.webp


webpinfo 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 by Hui Su <huisu@google.com>, for the Debian project (and may be used by others).

See Also

Please refer to https://developers.google.com/speed/webp/ for additional information.


November 17, 2021