man/cwebp.1: clarify -pass > 1 behavior w/o -size/-psnr

A PSNR value of 40dB will be used in this case.

Bug: webp:635
Change-Id: I74964a08a1f0a6b92ecfa482753a171ce6f3ae18
1 file changed
tree: 5fe2b3ebef7dd950a20571cbd03aa54c4d03c8e1
  1. cmake/
  2. doc/
  3. examples/
  4. extras/
  5. gradle/
  6. imageio/
  7. infra/
  8. m4/
  9. man/
  10. sharpyuv/
  11. src/
  12. swig/
  13. tests/
  14. webp_js/
  15. .cmake-format.py
  16. .gitattributes
  17. .gitignore
  18. .mailmap
  19. .pylintrc
  20. .style.yapf
  21. Android.mk
  22. AUTHORS
  23. autogen.sh
  24. build.gradle
  25. ChangeLog
  26. CMakeLists.txt
  27. codereview.settings
  28. configure.ac
  29. CONTRIBUTING.md
  30. COPYING
  31. gradle.properties
  32. gradlew
  33. gradlew.bat
  34. iosbuild.sh
  35. Makefile.am
  36. makefile.unix
  37. Makefile.vc
  38. NEWS
  39. PATENTS
  40. PRESUBMIT.py
  41. README.md
  42. xcframeworkbuild.sh
README.md

WebP Codec

      __   __  ____  ____  ____
     /  \\/  \/  _ \/  _ )/  _ \
     \       /   __/  _  \   __/
      \__\__/\____/\_____/__/ ____  ___
            / _/ /    \    \ /  _ \/ _/
           /  \_/   / /   \ \   __/  \__
           \____/____/\_____/_____/____/v1.3.2

WebP codec is a library to encode and decode images in WebP format. This package contains the library that can be used in other programs to add WebP support, as well as the command line tools ‘cwebp’ and ‘dwebp’ to compress and decompress images respectively.

See https://developers.google.com/speed/webp for details on the image format.

The latest source tree is available at https://chromium.googlesource.com/webm/libwebp

It is released under the same license as the WebM project. See https://www.webmproject.org/license/software/ or the “COPYING” file for details. An additional intellectual property rights grant can be found in the file PATENTS.

Building

See the building documentation.

Encoding and Decoding Tools

The examples/ directory contains tools to encode and decode images and animations, view information about WebP images, and more. See the tools documentation.

APIs

See the APIs documentation, and API usage examples in the examples/ directory.

Bugs

Please report all bugs to the issue tracker: https://bugs.chromium.org/p/webp

Patches welcome! See how to contribute.

Discuss

Email: webp-discuss@webmproject.org

Web: https://groups.google.com/a/webmproject.org/group/webp-discuss