[![Conan](https://img.shields.io/badge/on-conan-blue.svg)](https://bintray.com/bincrafters/public-conan/boost_gil%3Abincrafters)
[![Vcpkg](https://img.shields.io/badge/on-vcpkg-blue.svg)](https://github.com/Microsoft/vcpkg/tree/master/ports/boost-gil)
- <br /> | AppVeyor | Azure Pipelines | Travis CI | CircleCI | Regression
------------|-----------------|-----------------|-----------------|-----------------|------------
-**develop**| [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h/branch/develop?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/develop) | [![Azure](https://dev.azure.com/boostorg/gil/_apis/build/status/boostorg.gil?branchName=develop)](https://dev.azure.com/boostorg/gil/_build/latest?definitionId=4?branchName=develop) | [![Travis](https://travis-ci.org/boostorg/gil.svg?branch=develop)](https://travis-ci.org/boostorg/gil) | [![CircleCI](https://circleci.com/gh/boostorg/gil/tree/develop.svg?style=shield)](https://circleci.com/gh/boostorg/workflows/gil/tree/develop) | [![gil](https://img.shields.io/badge/gil-develop-blue.svg)](http://www.boost.org/development/tests/develop/developer/gil.html)
-**master** | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/master) | [![Azure](https://dev.azure.com/boostorg/gil/_apis/build/status/boostorg.gil?branchName=master)](https://dev.azure.com/boostorg/gil/_build/latest?definitionId=4?branchName=master) | [![Travis](https://travis-ci.org/boostorg/gil.svg?branch=master)](https://travis-ci.org/boostorg/gil) | [![CircleCI](https://circleci.com/gh/boostorg/gil/tree/master.svg?style=shield)](https://circleci.com/gh/boostorg/workflows/gil/tree/master) | [![gil](https://img.shields.io/badge/gil-master-blue.svg)](http://www.boost.org/development/tests/master/developer/gil.html)
- msvc++ | VS2017 | VS2017, VS2015 | | |
- clang | | Xcode 9.4.1 | 3.9, 5.0, Xcode 9.4.1 | 3.9, 4.0, 5.0 |
- gcc | | 5.4, 8.1 | 5.5, 6.5, 7.4 | 4.8-9, 5.1-5, 6.1-4, 7.1-3, 8.2 |
- C++ | 14 | 11, 14, 17 | 11 | 11 |
- <br /> | Boost.Build, CMake | CMake, Boost 1.68 | Boost.Build, UBSan | Boost.Build |
+Documentation | AppVeyor | Azure Pipelines | Travis CI | CircleCI | Regression
+--------------|-----------------|-----------------|-----------------|-----------------|------------
+[![develop](https://img.shields.io/badge/doc-develop-blue.svg)](https://boostorg.github.io/gil/develop/) | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h/branch/develop?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/develop) | [![Azure](https://dev.azure.com/boostorg/gil/_apis/build/status/boostorg.gil?branchName=develop)](https://dev.azure.com/boostorg/gil/_build/latest?definitionId=4?branchName=develop) | [![Travis](https://travis-ci.org/boostorg/gil.svg?branch=develop)](https://travis-ci.org/boostorg/gil) | [![CircleCI](https://circleci.com/gh/boostorg/gil/tree/develop.svg?style=shield)](https://circleci.com/gh/boostorg/workflows/gil/tree/develop) | [![gil](https://img.shields.io/badge/gil-develop-blue.svg)](http://www.boost.org/development/tests/develop/developer/gil.html)
+[![master](https://img.shields.io/badge/doc-master-blue.svg)](https://boostorg.github.io/gil/) | [![AppVeyor](https://ci.appveyor.com/api/projects/status/w4k19d8io2af168h?svg=true)](https://ci.appveyor.com/project/stefanseefeld/gil/branch/master) | [![Azure](https://dev.azure.com/boostorg/gil/_apis/build/status/boostorg.gil?branchName=master)](https://dev.azure.com/boostorg/gil/_build/latest?definitionId=4?branchName=master) | [![Travis](https://travis-ci.org/boostorg/gil.svg?branch=master)](https://travis-ci.org/boostorg/gil) | [![CircleCI](https://circleci.com/gh/boostorg/gil/tree/master.svg?style=shield)](https://circleci.com/gh/boostorg/workflows/gil/tree/master) | [![gil](https://img.shields.io/badge/gil-master-blue.svg)](http://www.boost.org/development/tests/master/developer/gil.html)
+ **C++/compilers:** | 11, 14, 17 | 11, 14, 17 | 11 | 11 |
+ msvc++ | VS2015, VS2017 | VS2015, VS2017 | | |
+ clang++ | | Xcode 9.4.1 | 3.9, 5.0, Xcode 9.4.1 | 3.9, 4.0, 5.0 |
+ g++ | | 5.4, 8.1 | 5.5, 6.5, 7.4 | 4.9, 5.1-5, 6.1-4, 7.1-3, 8.2-3 |
+ **tests coverage:** |
+core + concepts | Y | Y | Y | Y |
+headers | core + ext | core + ext | core + ext | core + ext |
+ext/dynamic_image | | | | |
+ext/io | simple | | simple | simple |
+ext/numeric| Y | Y | Y | Y |
+ext/toolbox| Y | Y | Y | Y |
+ **build config:** | Boost.Build, CMake | CMake | Boost.Build, UBSan | Boost.Build |
# Boost.GIL
## Documentation
-- Latest release: https://boost.org/libs/gil
-- Development: http://boostorg.github.io/gil/
+- [Latest release](https://boost.org/libs/gil)
+- [Branch master](http://boostorg.github.io/gil/) (latest release with minor changes)
+- [Branch develop](http://boostorg.github.io/gil/develop/)
+
+See [RELEASES.md](RELEASES.md) for release notes.
See [CONTRIBUTING.md](CONTRIBUTING.md) for instructions about how to build and
run tests, examples.
The Boost Generic Image Library (GIL) requires:
-- C++11 compiler
+- C++11 compiler (GCC 4.9, clang 3.3, MSVC++ 14.0 (1900) or any later version)
- Boost header-only libraries
Optionally, in order to build and run tests and examples:
- Boost.Filesystem
- Boost.Test
+- Headers and libraries of libjpeg, libpng, libtiff, libraw for the I/O extension
## Branches
The official repository contains the following branches:
-* [**master**](https://github.com/boostorg/gil/tree/master) This
+- [**master**](https://github.com/boostorg/gil/tree/master) This
holds the most recent snapshot with code that is known to be stable.
-* [**develop**](https://github.com/boostorg/gil/tree/develop) This
+- [**develop**](https://github.com/boostorg/gil/tree/develop) This
holds the most recent snapshot. It may contain unstable code.
## Community
- Mailing list [boost-gil](https://lists.boost.org/mailman/listinfo.cgi/boost-gil) ([archive](https://lists.boost.org/boost-gil/)) as well as official Boost lists, [boost-users](https://lists.boost.org/mailman/listinfo.cgi/boost-users) and
[boost](https://lists.boost.org/mailman/listinfo.cgi/boost).
- Gitter chat room [boostorg//gil](https://gitter.im/boostorg/gil).
-- [cpplang.slack.com](https://cpplang.slack.com) chat rooms [#boost_user](https://cpplang.slack.com/messages/CEWTCFDN0/) and [#boost](https://cpplang.slack.com/messages/C27KZLB0X/).
-- IRC channel [#boost](irc://chat.freenode.net/#osgeo-geos) on FreeNode.
+- [cpplang.slack.com](https://cpplang.slack.com) chat rooms [\#boost-user](https://cpplang.slack.com/messages/CEWTCFDN0/) and [\#boost](https://cpplang.slack.com/messages/C27KZLB0X/).
+- IRC channel [\#boost](irc://chat.freenode.net/#boost) on FreeNode.
- You can also ask questions via GitHub issue.
## Contributing (We Need Your Help!)
- [status/need-help](https://github.com/boostorg/gil/labels/status%2Fneed-help)
- [status/need-feedback](https://github.com/boostorg/gil/labels/status%2Fneed-feedback)
-- [need-minimal-example ](https://github.com/boostorg/gil/labels/status%2Fneed-minimal-example)
+- [need-minimal-example](https://github.com/boostorg/gil/labels/status%2Fneed-minimal-example)
Any feedback from users and developers, even simple questions about how things work
or why they were done a certain way, carries value and can be used to improve the library.