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64 Commits

Author SHA1 Message Date
Alexander Smorkalov 40ddc700aa Merge pull request #29230 from asmorkalov:as/move_undistort
Inverted imgproc-geometry dependency and moved more functions to geometry #29230

Fixes: https://github.com/opencv/opencv/issues/20267
Continues: https://github.com/opencv/opencv/pull/29175

OpenCV Contrib: https://github.com/opencv/opencv_contrib/pull/4137
OpenCV Extra: https://github.com/opencv/opencv_extra/pull/1377

Summary:
- LSD returned back to imgproc
- drawing functions moved to imgproc
- undistort image and related perf-pixel functions moved to imgproc
- moments moved to geometry
- estimateXXXtransform moved to geometry

After the patch the geometry module depends on code and Flann and may be used everywhere without potential circular dependencies

### Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [ ] The PR is proposed to the proper branch
- [ ] There is a reference to the original bug report and related work
- [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [ ] The feature is well documented and sample code can be built with the project CMake
2026-06-05 10:13:45 +03:00
Alexander Smorkalov aac582119c Merge pull request #29101 from asmorkalov:as/geometry_module
Moved geometry transformations from imgproc to 3d, future geometry module #29101

The first step of 2d geometry operations migration to the future geometry module.
I created 2d.hpp to isolate the moved functions for now. I propose to create geometry.hpp when the module is renamed and include all things there.

OpenCV contrib: https://github.com/opencv/opencv_contrib/pull/4126

### Pull Request Readiness Checklist

See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request

- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [ ] The PR is proposed to the proper branch
- [ ] There is a reference to the original bug report and related work
- [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
      Patch to opencv_extra has the same branch name.
- [ ] The feature is well documented and sample code can be built with the project CMake
2026-05-28 21:09:52 +03:00
Alexander Smorkalov c9070f9f35 Merge branch 4.x 2026-05-20 17:57:51 +03:00
kirilllapi 26a1ef30c8 Refactor code: lsd.cpp 2026-04-30 04:22:29 +03:00
Alexander Smorkalov 6c995c768f Merge branch 4.x 2026-02-20 22:05:35 +03:00
Vincent Rabaud 5622958189 Replace pow with std::pow
The C pow casts to double while std::pow has overloads that can be
optimized by the compiler.
Also replace pow(*, 1./3) by cbrt.
2026-01-04 15:12:59 +01:00
Alexander Smorkalov bd67770dcb Merge branch 4.x 2025-07-22 09:47:19 +03:00
Souriya Trinh ba70d1104f Check for empty vector to avoid throwing an exception in LineSegmentDetectorImpl::drawSegments() function. 2025-06-24 04:58:54 +02:00
Alexander Smorkalov 97620c053f Merge branch 4.x 2023-10-23 11:53:04 +03:00
Sean McBride 5fb3869775 Merge pull request #23109 from seanm:misc-warnings
* Fixed clang -Wnewline-eof warnings
* Fixed all trivial clang -Wextra-semi and -Wc++98-compat-extra-semi warnings
* Removed trailing semi from various macros
* Fixed various -Wunused-macros warnings
* Fixed some trivial -Wdocumentation warnings
* Fixed some -Wdocumentation-deprecated-sync warnings
* Fixed incorrect indentation
* Suppressed some clang warnings in 3rd party code
* Fixed QRCodeEncoder::Params documentation.

---------

Co-authored-by: Alexander Smorkalov <alexander.smorkalov@xperience.ai>
2023-10-06 13:33:21 +03:00
Alexander Smorkalov 5af40a0269 Merge branch 4.x 2023-07-05 15:51:10 +03:00
Simon Lynen 6033599c88 Make LineSegmentDetector deterministic by using stable_sort for ordering keypoints prior to region growing
This makes LineSegmentDetector deterministic by using stable_sort for ordering points by norm. Without this change the region growing in LSD is non-determinstic and thus the returned lines are changing between invocations.

This is a replacement for https://github.com/opencv/opencv/pull/23370
2023-03-22 04:12:51 +01:00
Ibai Gorordo c280cd7290 Merge pull request #23210 from ibaiGorordo:rect_nfa_bugfix
Fix rect_nfa (lsd)

* Fix missing log_gamma in nfa()

Comparing the nfa function with the function in the binomial_nfa repository (https://github.com/rafael-grompone-von-gioi/binomial_nfa/blob/main/C99/log_binomial_nfa.c#L152), the first log_gamma call is missing.

* Fix rect_nfa pixel index

* Replace std::rotate

* Rename tmp to v_tmp

* Replace auto and std::min_element

* Change slope equality check to int

* Fix left limit check
2023-02-08 17:33:06 +00:00
Alexander Alekhin 7ba26ada12 Merge branch 4.x 2021-10-15 21:53:39 +00:00
Suleyman TURKMEN 259c39a63a additional changes 2021-10-02 13:34:56 +03:00
Suleyman TURKMEN 9b76872708 restore LSD 2021-10-01 16:23:16 +03:00
Alexander Alekhin 690725980c imgproc: drop LineSegmentDetector stubs 2020-10-30 00:57:09 +00:00
Alexander Alekhin 332c37f332 Merge remote-tracking branch 'upstream/3.4' into merge-3.4 2019-03-06 11:43:16 +03:00
Alexander Alekhin 3ba49ccecc imgproc: removed LSD code due original code license conflict 2019-03-01 16:25:39 +03:00
tompollok 0b77600718 change area() emptiness checks to empty() 2018-10-13 21:35:10 +02:00
Hamdi Sahloul 5d54def264 Add semicolons after CV_INSTRUMENT macros 2018-09-14 06:45:31 +09:00
Maksim Shabunin 1da46fe6fb Fixed issues found by static analysis (mostly DBZ) 2018-07-17 16:14:54 +03:00
shimat e172935658 LSD: support vector<Vec4i> lines (#11042)
* add LSD supportsVec4iResult

* LineSegmentDetector.drawSegments: support vector<Vec4i>

* test_lsd.cpp: replace detect()

* test_lsd.cpp: add compareSegments tests

* lsd.cpp: LSD.compareSegments support Vec4i

* test_lsd.cpp: fix trailing whitespace
2018-04-09 17:31:56 +03:00
Alexander Alekhin 5d36ee2fe7 imgproc: apply CV_OVERRIDE/CV_FINAL 2018-03-28 17:57:59 +03:00
yuki takehara 41f8e788b2 Merge pull request #11083 from take1014:lsd_#9363
* Fix #9363

* Renamed the structure and added a new function to the LineSegmentDetectorImpl class as a static member

* Added a new function to the LineSegmentDetectorImpl class as a static member
2018-03-16 19:31:55 +03:00
Vitaly Tuzov 51cb56ef2c Implementation of bit-exact resize. Internal calls to linear resize updated to use bit-exact version. (#9468) 2017-12-13 15:00:38 +03:00
Vadim Pisarevsky 4781f0a337 Merge pull request #10024 from iago-suarez:bugfix-lsd-multiple-imgs-issue#10023 2017-12-06 09:01:37 +00:00
Suleyman TURKMEN 992a81dcaa Update lsd.cpp 2017-11-11 22:26:44 +03:00
Iago Suárez 42d942e19c Clearing data into the detect method of the class cv::LineSegmentDetectorImpl 2017-11-04 17:12:20 +01:00
Maksim Shabunin a769d69a9d Fixed several issues found by static analysis 2017-06-28 18:06:18 +03:00
Maksim Shabunin 32d4af36e2 Fixing some static analysis issues 2017-06-27 14:30:26 +03:00
Francisco Facioni 8283ddb52f LSD: Use a fixed size array instead of using std::vector 2016-09-22 12:39:49 +01:00
Francisco Facioni de9c0d9926 LSD: Avoid re allocating the histogram for multiple calls of LineSegmentDetector::detect in ll_angle
This is useful when reusing the same instance of LineSegmentDetector for multiple images
2016-09-22 12:39:47 +01:00
Francisco Facioni ef6b696446 LSD: Avoid pre allocating a big region, std::vector allocations is quite expensive 2016-09-22 12:39:45 +01:00
Francisco Facioni a12207c3ad LSD: Avoid using pointers directly, image could be non continuous 2016-09-22 12:39:43 +01:00
Francisco Facioni f5a0b226f2 LSD: Optimization, avoid converting the image to double 2016-09-22 12:39:37 +01:00
Francisco Facioni 31bd84de12 LSD: Removes unused code 2016-09-19 15:29:30 +01:00
Pavel Vlasov 30a6cee2fe Instrumentation for OpenCV API regions and IPP functions; 2016-08-19 18:10:03 +03:00
karelknoest b5bd2fd880 Improved documentation and method comment to clarify that LineSegmentDetector::detect method accepts both Vec4i and Vec4f as return vector. 2015-01-20 17:05:57 +01:00
karelknoest 1ded2de2dd Let LineSegmentDetector output line segment coordinates in float precision, as supported by the LSD algorithm. 2015-01-20 17:05:38 +01:00
Adil Ibragimov 8a4a1bb018 Several type of formal refactoring:
1. someMatrix.data -> someMatrix.prt()
2. someMatrix.data + someMatrix.step * lineIndex -> someMatrix.ptr( lineIndex )
3. (SomeType*) someMatrix.data -> someMatrix.ptr<SomeType>()
4. someMatrix.data -> !someMatrix.empty() ( or !someMatrix.data -> someMatrix.empty() ) in logical expressions
2014-08-13 15:21:35 +04:00
Roman Donchenko e89e3066e8 Merge pull request #2774 from 23pointsNorth:lsd-nfa-fix 2014-06-26 17:29:27 +04:00
abidrahmank 530fc99947 Issue #3709 - PyBindings for LSD
Corrected crashing in Python bindings while using LSD_REFINE_NONE flags
Corrected not drawing lines in drawSegments and compareSegments in Python bindings
2014-06-03 14:25:33 +05:30
Daniel Angelov 3ca7717e17 Fixed scanning bug identified in comments in pull request #1119.
NFA calculations now generate better line segments.
2014-05-20 21:25:31 +01:00
Maks Naumov 9e10c09f2d remove unused variable in LineSegmentDetectorImpl::compareSegments() 2014-04-17 00:14:13 +03:00
Ilya Lavrenov 35d9ce0c0c fixed warnings 2013-10-08 12:46:43 +04:00
Alexander Mordvintsev 0a8d62e5fd createLineSegmentDetectorPtr -> createLineSegmentDetector 2013-09-30 14:30:01 +04:00
Roman Donchenko 4ee5599d4b Merge pull request #1381 from 23pointsNorth:master 2013-09-09 19:53:56 +04:00
Roman Donchenko 254d4ae429 Boring changes - imgproc. 2013-09-05 18:26:43 +04:00
Daniel Angelov 25c0d5978c Update on the compare lines method. 2013-09-05 00:02:24 +03:00