opencv

Commit Graph

Author	SHA1	Message	Date
Dmitry Kurtaev	d296d29a1c	Merge pull request #24299 from dkurt:qrcode_decode In-house QR codes decoding #24299 ### Pull Request Readiness Checklist QR codes decoding pipeline without 3rdparty dependency (Quirc library). Implemented according to standard https://github.com/yansikeim/QR-Code/blob/master/ISO%20IEC%2018004%202015%20Standard.pdf Merge with extra: https://github.com/opencv/opencv_extra/pull/1124 resolves https://github.com/opencv/opencv/issues/24225 resolves https://github.com/opencv/opencv/issues/17290 resolves https://github.com/opencv/opencv/issues/24318 https://github.com/opencv/opencv/issues/24346 Resources: * https://en.wikiversity.org/wiki/Reed%E2%80%93Solomon_codes_for_coders * https://en.wikipedia.org/wiki/Berlekamp%E2%80%93Massey_algorithm ``` Geometric mean (ms) Name of Test quirc new2 new2 vs quirc (x-factor) decode::Perf_Objdetect_Not_QRCode::("chessboard", 640x480) 9.151 9.157 1.00 decode::Perf_Objdetect_Not_QRCode::("chessboard", 1280x720) 21.609 21.609 1.00 decode::Perf_Objdetect_Not_QRCode::("chessboard", 1920x1080) 42.088 41.924 1.00 decode::Perf_Objdetect_Not_QRCode::("chessboard", 3840x2160) 169.737 169.050 1.00 decode::Perf_Objdetect_Not_QRCode::("random", 640x480) 8.552 8.611 0.99 decode::Perf_Objdetect_Not_QRCode::("random", 1280x720) 21.264 21.581 0.99 decode::Perf_Objdetect_Not_QRCode::("random", 1920x1080) 42.415 43.468 0.98 decode::Perf_Objdetect_Not_QRCode::("random", 3840x2160) 175.003 174.294 1.00 decode::Perf_Objdetect_Not_QRCode::("zero", 640x480) 8.528 8.421 1.01 decode::Perf_Objdetect_Not_QRCode::("zero", 1280x720) 21.548 21.209 1.02 decode::Perf_Objdetect_Not_QRCode::("zero", 1920x1080) 42.581 42.529 1.00 decode::Perf_Objdetect_Not_QRCode::("zero", 3840x2160) 176.231 174.410 1.01 decode::Perf_Objdetect_QRCode::"kanji.jpg" 6.105 6.072 1.01 decode::Perf_Objdetect_QRCode::"link_github_ocv.jpg" 6.069 6.076 1.00 decode::Perf_Objdetect_QRCode::"link_ocv.jpg" 6.143 6.240 0.98 decode::Perf_Objdetect_QRCode::"link_wiki_cv.jpg" 6.369 6.420 0.99 decode::Perf_Objdetect_QRCode::"russian.jpg" 6.558 6.549 1.00 decode::Perf_Objdetect_QRCode::"version_1_down.jpg" 5.634 5.621 1.00 decode::Perf_Objdetect_QRCode::"version_1_left.jpg" 5.560 5.609 0.99 decode::Perf_Objdetect_QRCode::"version_1_right.jpg" 5.539 5.631 0.98 decode::Perf_Objdetect_QRCode::"version_1_top.jpg" 5.622 5.566 1.01 decode::Perf_Objdetect_QRCode::"version_1_up.jpg" 5.569 5.534 1.01 decode::Perf_Objdetect_QRCode::"version_5_down.jpg" 6.514 6.436 1.01 decode::Perf_Objdetect_QRCode::"version_5_left.jpg" 6.668 6.479 1.03 decode::Perf_Objdetect_QRCode::"version_5_top.jpg" 6.481 6.484 1.00 decode::Perf_Objdetect_QRCode::"version_5_up.jpg" 7.011 6.513 1.08 decodeMulti::Perf_Objdetect_QRCode_Multi::("2_qrcodes.png", "aruco_based") 14.885 15.089 0.99 decodeMulti::Perf_Objdetect_QRCode_Multi::("2_qrcodes.png", "contours_based") 14.896 14.906 1.00 decodeMulti::Perf_Objdetect_QRCode_Multi::("3_close_qrcodes.png", "aruco_based") 6.661 6.663 1.00 decodeMulti::Perf_Objdetect_QRCode_Multi::("3_close_qrcodes.png", "contours_based") 6.614 6.592 1.00 decodeMulti::Perf_Objdetect_QRCode_Multi::("3_qrcodes.png", "aruco_based") 14.814 14.592 1.02 decodeMulti::Perf_Objdetect_QRCode_Multi::("3_qrcodes.png", "contours_based") 15.245 15.135 1.01 decodeMulti::Perf_Objdetect_QRCode_Multi::("4_qrcodes.png", "aruco_based") 10.923 10.881 1.00 decodeMulti::Perf_Objdetect_QRCode_Multi::("4_qrcodes.png", "contours_based") 10.680 10.128 1.05 decodeMulti::Perf_Objdetect_QRCode_Multi::("5_qrcodes.png", "contours_based") 11.788 11.576 1.02 decodeMulti::Perf_Objdetect_QRCode_Multi::("6_qrcodes.png", "aruco_based") 25.887 25.979 1.00 decodeMulti::Perf_Objdetect_QRCode_Multi::("6_qrcodes.png", "contours_based") 26.183 25.627 1.02 decodeMulti::Perf_Objdetect_QRCode_Multi::("7_qrcodes.png", "aruco_based") 32.786 32.253 1.02 decodeMulti::Perf_Objdetect_QRCode_Multi::("7_qrcodes.png", "contours_based") 24.290 24.435 0.99 decodeMulti::Perf_Objdetect_QRCode_Multi::("8_close_qrcodes.png", "aruco_based") 89.696 89.247 1.01 decodeMulti::Perf_Objdetect_QRCode_Multi::("8_close_qrcodes.png", "contours_based") 89.872 89.600 1.00 ```	1 year ago
Alex	b729d8e821	added graphicalCodeDetector, remove QRCodeDetectorBase	2 years ago
Alexander Panov	9fa014edcd	Merge pull request #23264 from AleksandrPanov:add_detect_qr_with_aruco Add detect qr with aruco #23264 Using Aruco to detect finder patterns to search QR codes. TODO (in next PR): - add single QR detect (update `detect()` and `detectAndDecode()`) - need reduce full enumeration of finder patterns - need add finder pattern info to `decode` step - need to merge the pipeline of the old and new algorithm [Current results:](https://docs.google.com/spreadsheets/d/1ufKyR-Zs-IGXwvqPgftssmTlceVjiQX364sbrjr2QU8/edit#gid=1192415584) +20% total detect, +8% total decode in OpenCV [QR benchmark](https://github.com/opencv/opencv_benchmarks/tree/develop/python_benchmarks/qr_codes) ![res1](https://user-images.githubusercontent.com/22337800/231228556-191d3eae-a318-44e1-af99-e7d420bf6248.png) 78.4% detect, 58.7% decode vs 58.5 detect, 50.5% decode in default [main.py.txt](https://github.com/opencv/opencv/files/10762369/main.py.txt) ![res2](https://user-images.githubusercontent.com/22337800/231229123-ed7f1eda-159a-444b-a3ff-f107d8eb4a20.png) add new info to [google docs](https://docs.google.com/spreadsheets/d/1ufKyR-Zs-IGXwvqPgftssmTlceVjiQX364sbrjr2QU8/edit?usp=sharing) ### 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 - [x] The PR is proposed to the proper branch - [x] 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	2 years ago
AleksandrPanov	a32143003d	add alignment detect	2 years ago
AleksandrPanov	d43cb4fe7c	change resize flag INTER_LINEAR to INTER_LINEAR_EXACT fix python test_detect_and_decode_multi, sort QR in multiDetect/multiDecode enable tests with "version_5_up.jpg", "version_5_top.jpg"	2 years ago
AleksandrPanov	7ffb103758	QRcode, change INTER_LINEAR to INTER_LINEAR_EXACT fix python test_detect_and_decode_multi fix python test_detect_and_decode_multi, sort QR in multiDetect/multiDecode enable tests with "version_5_up.jpg", "version_5_top.jpg" remove lambda	2 years ago
Alexander Panov	53eda42da7	Merge pull request #22025 from AleksandrPanov:fix_samplingForVersion_multiplyingFactor Fix sampling for version multiplying factor * reduce experimentalFrequencyElem and listFrequencyElem * fix large resize * fix tile in postIntermediate * add getMinSideLen(), add corrected_index * add test decode_regression_21929 author Kumataro, add test decode_regression_version_25	3 years ago
Polina Smolnikova	40973bea31	Merge pull request #16961 from rayonnant14:objdetect_different_return_value_issue QRDetectMulti : different return value bug fix * QRDetectMulti : bug fix * added tests * changed test image due to large size of previous test image	5 years ago
Polina Smolnikova	acc089ca64	Merge pull request #15338 from rayonnant14:my_detect_and_decode_3.4 QR-Code detector : multiple detection * change in qr-codes detection * change in qr-codes detection * change in test * change in test * add multiple detection * multiple detection * multiple detect * add parallel implementation * add functional for performance tests * change in test * add perftest * returned implementation for 1 qr-code, added support for vector<Mat> and vector<vector<Point2f>> in MultipleDetectAndDecode * deleted all lambda expressions * changing in triangle sort * fixed warnings * fixed errors * add java and python tests * change in java tests * change in java and python tests * change in perf test * change in qrcode.cpp * add spaces * change in qrcode.cpp * change in qrcode.cpp * change in qrcode.cpp * change in java tests * change in java tests * solved problems * solved problems * change in java and python tests * change in python tests * change in python tests * change in python tests * change in methods name * deleted sample qrcode_multi, change in qrcode.cpp * change in perf tests * change in objdetect.hpp * deleted code duplication in sample qrcode.cpp * returned spaces * added spaces * deleted draw function * change in qrcode.cpp * change in qrcode.cpp * deleted all draw functions * objdetect(QR): extractVerticalLines * objdetect(QR): whitespaces * objdetect(QR): simplify operations, avoid duplicated code * change in interface, additional checks in java and python tests, added new key in sample for saving original image from camera * fix warnings and errors in python test * fix * write in file with space key * solved error with empty mat check in python test * correct path to test image * deleted spaces * solved error with check empty mat in python tests * added check of empty vector of points * samples: rework qrcode.cpp * objdetect(QR): fix API, input parameters must be first * objdetect(QR): test/fix points layout	5 years ago
Alexander Nesterov	82c2aa6e65	Added bugfix and some tests	6 years ago
Vadim Pisarevsky	82e8657a6d	backport: refined QRCodeDetector API for OpenCV 4.0	6 years ago
Vadim Pisarevsky	8cdf7bb84b	refined QRCodeDetector API for OpenCV 4.0 (#13086 ) * refined QRCodeDetector API for OpenCV 4.0 * expanded and tested QRCodeDetector::detectAndDecode()	6 years ago
Alexander Nesterov	d305fd4fca	Added perf tests with sanity check	6 years ago

13 Commits (96dab6ba7181d2de71e014e750354b7111d10dac)