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webpinfo.1

.\"                                      Hey, EMACS: -*- nroff -*-
.TH WEBPINFO 1 "July 18, 2024"
.SH NAME
webpinfo \- print out the chunk level structure of WebP files
along with basic integrity checks.
.SH SYNOPSIS
.B webpinfo
.I OPTIONS
.I INPUT
.br
.B webpinfo [\-h|\-help|\-H|\-longhelp]
.br

.SH DESCRIPTION
This manual page documents the
.B webpinfo
command.
.PP
\fBwebpinfo\fP 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.

.SH OPTIONS
.TP
.B \-version
Print the version number (as major.minor.revision) and exit.
.TP
.B \-quiet
Do not show chunk parsing information.
.TP
.B \-diag
Show parsing error diagnosis.
.TP
.B \-summary
Show chunk stats summary.
.TP
.BI \-bitstream_info
Parse bitstream header.
.TP
.B \-h, \-help
A short usage summary.
.TP
.B \-H, \-longhelp
Detailed usage instructions.

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

.SH EXIT STATUS
If there were no problems during execution, \fBwebpinfo\fP exits with the value
of the C constant \fBEXIT_SUCCESS\fP. This is usually zero.
.PP
If an error occurs, \fBwebpinfo\fP exits with the value of the C constant
\fBEXIT_FAILURE\fP. This is usually one.

.SH EXAMPLES
.br
webpinfo \-h
.br
webpinfo \-diag \-summary input_file.webp
.br
webpinfo \-bitstream_info input_file_1.webp input_file_2.webp
.br
webpinfo *.webp

.SH AUTHORS
\fBwebpinfo\fP is a part of libwebp and was written by the WebP team.
.br
The latest source tree is available at
https://chromium.googlesource.com/webm/libwebp
.PP
This manual page was written by Hui Su <huisu@google.com>,
for the Debian project (and may be used by others).

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

.SH SEE ALSO
.BR webpmux (1)
.br
Please refer to https://developers.google.com/speed/webp/ for additional
information.

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