Commit Graph

3 Commits

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
```
2023-11-24 11:35:36 +03:00
Vincent Rabaud
e9414169a3 Fix compilation when HAVE_QUIRC is not set.
One variable is unknown while the other one is unused.
Fixed build warnings.
2023-07-03 11:35:05 +03:00
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
2023-06-02 16:18:24 +03:00