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Maryla d7a0506dcc Add YUV420 riskiness metric.
Basic version for 8 bit only and C only (no simd).

Hidden behind a compile flag because the precompiled table is
fairly large (114kiB) and more than triples the size of the library.

Change-Id: I165c78e863df6a17b32f578bdbffe3adda9ac1d0
2023-12-05 10:17:15 +01:00
cmake Cmake: wrong public macro WEBP_INCLUDE_DIRS 2023-09-15 13:59:30 +02:00
doc webp-lossless-bitstream-spec: delete extra blank line 2023-10-10 15:55:16 -07:00
examples Add a WEBP_NODISCARD 2023-11-10 13:57:07 +01:00
extras Switch code to SDL2. 2023-10-28 23:36:35 +02:00
gradle/wrapper update gradle to 6.1.1 2021-01-02 15:51:55 -08:00
imageio Fix static analyzer warnings. 2023-09-14 22:43:45 +02:00
infra run_static_analysis.sh: fix scan-build archive path 2022-06-13 16:17:42 -07:00
m4 autoconf: update ax_pthread.m4 2013-12-29 11:56:21 -05:00
man img2webp: normalize help output 2023-03-17 15:37:55 -07:00
sharpyuv Add YUV420 riskiness metric. 2023-12-05 10:17:15 +01:00
src Merge "BuildHuffmanTable check sorted[] array bounds before writing" into main 2023-11-22 15:45:18 +00:00
swig Markdownify libwebp docs and reorganize them. 2022-02-15 15:31:56 +00:00
tests Add a WEBP_NODISCARD 2023-11-10 13:57:07 +01:00
webp_js Switch code to SDL2. 2023-10-28 23:36:35 +02:00
.cmake-format.py add .cmake-format.py 2023-05-30 13:54:06 -07:00
.gitattributes update gradle to 6.1.1 2021-01-02 15:51:55 -08:00
.gitignore .gitignore: add Android Studio & VS code dirs 2022-04-04 10:28:06 -07:00
.mailmap update .mailmap 2023-06-01 17:13:21 -07:00
.pylintrc presubmit: Add pylint-2.7 and .pylintrc 2021-10-12 01:01:14 +00:00
.style.yapf Update yapf style from "chromium" to "yapf" 2023-02-23 18:10:53 -05:00
Android.mk Add YUV420 riskiness metric. 2023-12-05 10:17:15 +01:00
AUTHORS update AUTHORS 2023-06-01 17:13:22 -07:00
autogen.sh build: just use autoreconf, avoid calling tools manually 2011-03-26 09:50:31 -07:00
build.gradle Add YUV420 riskiness metric. 2023-12-05 10:17:15 +01:00
ChangeLog update ChangeLog 2023-09-13 15:11:07 -07:00
CMakeLists.txt Add a WEBP_NODISCARD 2023-11-10 13:57:07 +01:00
codereview.settings add codereview.settings 2018-11-07 19:12:35 -08:00
configure.ac Switch code to SDL2. 2023-10-28 23:36:35 +02:00
CONTRIBUTING.md CONTRIBUTING.md: add C style / cmake-format notes 2023-05-30 13:54:12 -07:00
COPYING Initial commit 2010-09-30 09:55:07 -04:00
gradle.properties Add gradle support 2016-05-24 15:35:20 +02:00
gradlew update gradle to 6.1.1 2021-01-02 15:51:55 -08:00
gradlew.bat update gradle to 6.1.1 2021-01-02 15:51:55 -08:00
iosbuild.sh iosbuild,xcframeworkbuild: add SharpYuv framework 2023-10-06 18:41:03 -07:00
Makefile.am Make libwebp depend on libsharpyuv. 2022-03-04 11:35:03 +01:00
makefile.unix Add YUV420 riskiness metric. 2023-12-05 10:17:15 +01:00
Makefile.vc Have the palette code be in its own file. 2023-07-06 22:09:24 +02:00
NEWS update NEWS 2023-09-13 13:33:58 -07:00
PATENTS fix typo: constitutes -> constitute 2015-04-18 08:46:53 -07:00
PRESUBMIT.py patch-check: detect duplicated files 2021-12-17 00:25:43 +00:00
README.md bump version to 1.3.2 2023-09-13 13:24:49 -07:00
xcframeworkbuild.sh iosbuild,xcframeworkbuild: add SharpYuv framework 2023-10-06 18:41:03 -07:00

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