James Zern 08b51dd130 Merge tag 'v1.6.0'
libwebp-1.6.0

- 6/30/2025 version 1.6.0
  This is a binary compatible release.
  API changes:
    - libwebp: WebPValidateDecoderConfig
  * additional x86 (AVX2, SSE2), general optimizations and compression
    improvements for lossless
  * `-mt` returns same results as single-threaded lossless (regressed in
    1.5.0, #426506716)
  * miscellaneous warning, bug & build fixes (#393104377, #397130631,
    #398288323, #398066379, #427503509)
  Tool updates:
    * cwebp can restrict the use of `-resize` with `-resize_mode` (#405437935)

Bug: webp:427525168

* tag 'v1.6.0':
  update ChangeLog
  webp_js/README.md: add some more code formatting (``)
  CMakeLists: add warning for incorrect emscripten config
  update ChangeLog
  api.md: add WebPValidateDecoderConfig to pseudocode
  update NEWS
  bump version to 1.6.0
  update AUTHORS

Change-Id: Ia4962eff9c197c42c77c9eadd35cdeee3586510e
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WebP Codec

      __   __  ____  ____  ____
     /  \\/  \/  _ \/  _ )/  _ \
     \       /   __/  _  \   __/
      \__\__/\____/\_____/__/ ____  ___
            / _/ /    \    \ /  _ \/ _/
           /  \_/   / /   \ \   __/  \__
           \____/____/\_____/_____/____/v1.6.0

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. For security reports, select 'Security report' from the Template dropdown.

Patches welcome! See how to contribute.

Discuss

Email: webp-discuss@webmproject.org

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

Description
Mirror only. Please do not send pull requests. See https://chromium.googlesource.com/webm/libwebp/+/HEAD/CONTRIBUTING.md.
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