WebPinfo
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名称
webpinfo - 输出 WebP 文件的块级结构以及
基本完整性检查
摘要
webpinfo OPTIONS INPUT
webpinfo [-h|-help|-H|-longhelp]
说明
webpinfo 可用于输出分块级结构和比特流
标头信息。它还可以检查文件是否有效
WebP 格式。
选项
-version- 输出版本号（采用 main.minor.revision 格式）并退出。
-quiet- 不显示分块解析信息。
-diag- 显示解析错误诊断。
-summary- 显示分块统计信息摘要。
-bitstream_info- 解析比特流标头。
-h, -help- 简短的使用情况摘要。
-H, -longhelp- 详细的使用说明。
WebP 格式的输入文件。输入文件必须位于最后，接着提供以下选项（如果
任何）。可以有多个输入文件。
错误
示例
webpinfo -h
webpinfo -diag -summary input_file.webp
webpinfo -bitstream_info input_file_1.webp input_file_2.webp
webpinfo *.webp
作者
webpinfo 是 libwebp 的一部分，由 WebP 团队编写。最新
源代码树可在 https://chromium.googlesource.com/webm/libwebp 获取
本手册页面由 Hui Su huisu@google.com 针对 Debian 项目撰写
（可供他人使用）。
如未另行说明，那么本页面中的内容已根据知识共享署名 4.0 许可获得了许可，并且代码示例已根据 Apache 2.0 许可获得了许可。有关详情，请参阅 Google 开发者网站政策。Java 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC)：2025-08-08。
[null,null,["最后更新时间 (UTC)：2025-08-08。"],[[["\u003cp\u003e\u003ccode\u003ewebpinfo\u003c/code\u003e is a command-line tool used to analyze WebP image files, displaying their structure, headers, and validating their format.\u003c/p\u003e\n"],["\u003cp\u003eIt provides options for controlling output, including version information, error diagnosis, chunk statistics, and bitstream header parsing.\u003c/p\u003e\n"],["\u003cp\u003eUsers can input multiple WebP files for analysis and can find further support and contribution information through the provided links.\u003c/p\u003e\n"],["\u003cp\u003eThe tool is part of the \u003ccode\u003elibwebp\u003c/code\u003e library developed by the WebP team, with source code available on Google's Chromium repository.\u003c/p\u003e\n"]]],["`webpinfo` analyzes WebP files, outputting their chunk structure and bitstream header data. It verifies file validity and offers options for version display, quiet mode (no chunk parsing details), error diagnosis, and chunk statistics. The tool accepts multiple WebP input files and provides usage instructions via `-h`, `-help`, `-H`, or `-longhelp`. Users can report bugs to the specified issue tracker. Patches are welcomed.\n"],null,["# webpinfo\n\nName\n----\n\n`webpinfo` -- Print out the chunk level structure of WebP files along with\nbasic integrity checks\n\nSynopsis\n--------\n\n`webpinfo OPTIONS INPUT` \n\n`webpinfo [-h|-help|-H|-longhelp]`\n\nDescription\n-----------\n\n`webpinfo` can be used to print out the chunk level structure and bitstream\nheader information of WebP files. It can also check if the files are of valid\nWebP format.\n\nOptions\n-------\n\n`-version`\n: Print the version number (as major.minor.revision) and exit.\n\n`-quiet`\n: Do not show chunk parsing information.\n\n`-diag`\n: Show parsing error diagnosis.\n\n`-summary`\n: Show chunk stats summary.\n\n`-bitstream_info`\n: Parse bitstream header.\n\n`-h, -help`\n: A short usage summary.\n\n`-H, -longhelp`\n: Detailed usage instructions.\n\nInput\n-----\n\nInput files in WebP format. Input files must come last, following options (if\nany). There can be multiple input files.\n\nBugs\n----\n\n- Please report all bugs to the issue tracker: \u003chttps://issues.webmproject.org\u003e\n\n- Patches welcome! See this page to get started: \u003chttps://www.webmproject.org/code/contribute/submitting-patches/\u003e\n\nExamples\n--------\n\n webpinfo -h\n webpinfo -diag -summary input_file.webp\n webpinfo -bitstream_info input_file_1.webp input_file_2.webp\n webpinfo *.webp\n\nAuthors\n-------\n\n`webpinfo` is a part of `libwebp` and was written by the WebP team. The latest\nsource tree is available at \u003chttps://chromium.googlesource.com/webm/libwebp\u003e\n\nThis manual page was written by Hui Su [huisu@google.com](mailto:huisu@google.com) for the Debian project\n(and may be used by others)."]]
