mirror of https://github.com/opencv/opencv.git
release: 4.1.2 / 3.4.8
Alexander Alekhin
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ChangeLog.md
177
ChangeLog.md
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@ -2,6 +2,183 @@ OpenCV Change Logs
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==================
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version:4.1.2
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-------------
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*October, 2019*
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Fall update for OpenCV 4.x has been released.
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Highlights of this release:
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- DNN module:
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- Intel(R) Inference Engine backend (OpenVINO(TM)):
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- 2019R3 has been supported
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- support modern IE Core API
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- **TBD**
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- Performance improvements and platforms support:
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- MSA SIMD implementation has been contributed for MIPS platforms: https://github.com/opencv/opencv/pull/15422
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- OpenCV.js optimization (threading and SIMD as part of GSoC project): https://github.com/opencv/opencv/pull/15371
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- More optimizations using SIMD intrinsics: dotProd, FAST corners, HOG, LK pyramid (VSX), norm, warpPerspective, etc
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- Fixed detection of Cascade Lake
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- And many other great patches from OpenCV community:
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- GUI: support topmost window mode (Win32/COCOA): https://github.com/opencv/opencv/pull/14872
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- Java: fix Mat.toString() for higher dimensions: https://github.com/opencv/opencv/pull/15181
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- Implementation of colormap "Turbo" https://github.com/opencv/opencv/pull/15388
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- QR-Code detection accuracy improvement: https://github.com/opencv/opencv/pull/15356
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- GSoC: Add learning-based super-resolution module: https://github.com/opencv/opencv_contrib/pull/2229 and https://github.com/opencv/opencv_contrib/pull/2231
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- Detection accuracy improvement of the white marker aruco corners: https://github.com/opencv/opencv_contrib/pull/2236
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- Added pattern generator tool for aruco: https://github.com/opencv/opencv_contrib/pull/2250
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- and special thanks to [@sturkmen72](http://github.com/sturkmen72) for improvind and cleaning up code of samples/tutorials
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- Breaking changes:
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- fixed values thresholding accuracy in calcHist()
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### Contributors
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<details>
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<summary>opencv (74 contributors)</summary>
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```
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git shortlog --no-merges -ns 4.1.1..4.1.2
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55 Alexander Alekhin
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18 Dmitry Kurtaev
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16 Maksim Shabunin
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8 Vitaly Tuzov
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7 Paul E. Murphy
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6 Andrey Golubev
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6 Lubov Batanina
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5 Suleyman TURKMEN
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4 AsyaPronina
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4 luz.paz
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3 Anton Potapov
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3 Chip Kerchner
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3 ChipKerchner
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3 Sebastián Gurin
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3 smirnov-alexey
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2 Braedy Kuzma
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2 Dmitry Budnikov
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2 Hugo Lindström
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2 John Smith
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2 Marcin Tolysz
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2 Talamanov, Anatoliy
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2 TheGoddessInari
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2 Tomoaki Teshima
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2 Victor Romero
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2 Zyrin
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2 atinfinity
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2 dab0bby
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2 ilbalance
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1 APrigarina
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1 Alexey Smirnov
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1 Andrew Ryrie
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1 Brandon
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1 Daniel Kapusi
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1 David Carlier
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1 Diego
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1 Dmitry Matveev
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1 Douwe Gelling
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1 Elms
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1 Everton Constantino
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1 Evgeny Latkin
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1 Giles Payne
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1 Ilya Lavrenov
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1 Jaime
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1 Jake Howard
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1 Kazuma Furuhashi
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1 LaurentBerger
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1 Mark Harfouche
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1 Martti Laine
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1 Matt Bennett
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1 Matthias Gehre
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1 OrestChura
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1 Philippe FOUBERT
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1 Pinaev Danil
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1 Prakhar Varshney
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1 Rosen Penev
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1 Sayed Adel
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1 Sean McBride
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1 Sebastián Gurín
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1 Thang Tran
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1 Vishal Chiluka
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1 Wenzhao Xiang
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1 Wise86
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1 andrey-golubev
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1 ann
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1 berak
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1 collin
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1 craterkamath
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1 dcouwenh
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1 fishjam
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1 huihut
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1 mipsopen-fwu
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1 takacsd
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1 xitong
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1 yaohai [姚海]
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```
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</details>
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<details>
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<summary>opencv_contrib (24 contributors)</summary>
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```
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git shortlog --no-merges -ns 4.1.1..4.1.2
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4 Alexander Alekhin
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2 Maksim Shabunin
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2 Marcin Tolysz
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2 Tomoaki Teshima
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1 Daniel Canelhas
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1 Fanny Monori
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1 Geert Willems
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1 Graham Reeves
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1 Josh Chien
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1 Moeed
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1 Nicolas Abril
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1 Nuzhny007
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1 Paul Debus
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1 Rajkiran Natarajan
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1 SSE4
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1 Suleyman TURKMEN
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1 Tobias Senst
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1 Vishal Bhaskar Chiluka
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1 Xavier Weber
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1 adilfaqah
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1 berak
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1 clunietp
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1 kqwyf
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1 lizeth huertas
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```
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</details>
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version:3.4.8
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-------------
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*October, 2019*
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OpenCV 3.4.8 has been released. Bug fixes, optimizations and other enhancements are propagated into OpenCV 4.1.2.
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version:4.1.1
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-------------
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2
Home.md
2
Home.md
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@ -9,7 +9,7 @@ General resources
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- :speech_balloon: [Q&A forum](http://answers.opencv.org) - ask questions and share your knowledge by answering others' questions
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- :books: [Documentation](https://docs.opencv.org/):
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- latest releases: [4.1.1](https://docs.opencv.org/4.1.1), [3.4.7](https://docs.opencv.org/3.4.7) and [2.4.13.7](https://docs.opencv.org/2.4.13.7)
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- latest releases: [4.1.2](https://docs.opencv.org/4.1.2), [3.4.8](https://docs.opencv.org/3.4.8) and [2.4.13.7](https://docs.opencv.org/2.4.13.7)
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- nightly releases: [master](https://docs.opencv.org/master) / [3.4](https://docs.opencv.org/3.4) / [2.4](https://docs.opencv.org/2.4) branch
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- :hammer_and_wrench: [Changelog](ChangeLog) - highlights for each library release
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