WEBPINFO(1) General Commands Manual WEBPINFO(1)

# [NAME](#NAME)

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

# [SYNOPSIS](#SYNOPSIS)

**webpinfo** *OPTIONS* *INPUT*  
**webpinfo \[-h|-help|-H|-longhelp]**

# [DESCRIPTION](#DESCRIPTION)

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.

# [OPTIONS](#OPTIONS)

[**-version**](#version)

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

[**-quiet**](#quiet)

Do not show chunk parsing information.

[**-diag**](#diag)

Show parsing error diagnosis.

[**-summary**](#summary)

Show chunk stats summary.

[**-bitstream\_info**](#bitstream_info)

Parse bitstream header.

[**-h, -help**](#h,)

A short usage summary.

[**-H, -longhelp**](#H,)

Detailed usage instructions.

# [INPUT](#INPUT)

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

# [EXIT STATUS](#EXIT_STATUS)

If there were no problems during execution, **webpinfo** exits with the value of the C constant **EXIT\_SUCCESS**. This is usually zero.

If an error occurs, **webpinfo** exits with the value of the C constant **EXIT\_FAILURE**. This is usually one.

# [EXAMPLES](#EXAMPLES)

webpinfo -h  
webpinfo -diag -summary input\_file.webp  
webpinfo -bitstream\_info input\_file\_1.webp input\_file\_2.webp  
webpinfo \*.webp

# [AUTHORS](#AUTHORS)

**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).

# [REPORTING BUGS](#REPORTING_BUGS)

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

# [SEE ALSO](#SEE_ALSO)

[**webpmux**(1)](/man/os/libwebp/webpmux.1)  
Please refer to https://developers.google.com/speed/webp/ for additional information.

July 18, 2024

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Document: webpinfo(1) from libwebp 1.6.0-r6 (Chainguard OS)
Source: https://github.com/webmproject/libwebp