catree
5a9fe9dedb
Replace the chessboard.png image with the pattern.png image since the chessboard.png image does not have proper squares which is not good for camera calibration accuracy.
2 years ago
Markus Heck
619e038de9
move tutorial to imgproc and example to ImgTrans
2 years ago
Markus Heck
5408949951
fix typo and simplify example (grayscale template)
2 years ago
Markus Heck
e2a9cff3dc
Include code snippets with doxygen notation and small fix in table_of_content_objdetect.markdown
2 years ago
Markus Heck
c3b83b8354
Tutorial for Generalized Hough Ballard and Guil Transform
2 years ago
Yulv-git
9074b3e980
Fix some typos in platforms/, samples/, 3rdparty/.
2 years ago
catree
837e41f9a7
Add -ws flag for cornerSubPix params (backported from 4.x).
...
Add flags to set the camera intrinsic parameters as an initial guess (can allow converging to the correct camera intrinsic parameters).
Add -imshow-scale flag to resize the image when displaying the results.
Add -enable-k3 flag to enable or disable the estimation of the K3 distortion coefficient.
2 years ago
Alexander Alekhin
44b2f9637a
Revert "suppress warning on GCC 7 and later"
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This reverts commit a630ad73cb
.
2 years ago
Tomoaki Teshima
87ef6a9cc1
build: suppress the warning
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DRY
bump the version
2 years ago
Tomoaki Teshima
a630ad73cb
suppress warning on GCC 7 and later
2 years ago
Alexander Alekhin
0f3de805f4
build: fix warnings
2 years ago
Kumataro
dd7b9000ad
Merge pull request #22064 from Kumataro:3.4-fix22052
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* imgcodecs: jpeg: add IMWRITE_JPEG_SAMPLING_FACTOR parameter
* fix compile error
* imgcodecs: jpeg: add CV_LOG_WARNING() and fix how to initilize Mat
* imgcodecs: jpeg: fix for C++98 mode.
* samples: imgcodec_jpeg: Remove license
2 years ago
catree
a04f9e7a59
Add more references. Update missing references with webarchive. Use mathbf for matrices. Check that the determinant of the rotation matrix is not negative (reflection), and correct it if it is the case.
2 years ago
berak
8f9c36b730
Update text_detection.py
...
there is a recent change, how `std::vector<int>` is wrapped in python,
it used to be a 2d array (requirig that weird `[0]` indexing), now it is only 1d
3 years ago
Suleyman TURKMEN
2647902fee
Update python samples
3 years ago
Alexander Alekhin
a47952146a
samples: query for Python 3.10 setup
3 years ago
APrigarina
ada16fd188
prevent index error in find_obj sample
3 years ago
Alexander Alekhin
b1a57c4cb2
fix 3.4 links
3 years ago
UncleLLD
62a010a25d
Merge pull request #21224 from UncleLLD:fix-cvtColor-error
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fix cvtColor-error
* fix gray image channel error
* fix gray image channel error
* fix cvtColor error after the video end
* fix cvtColor error after the video end and change next variable
* fix cvtColor error after the video end
* reset next variable
* fix cvtColor error after the video end
* fix cvtColor error after the video end
3 years ago
Alexander Alekhin
65392d5e6b
cmake: fix OPENGL_LIBRARIES handling
3 years ago
Christian Clauss
ebe4ca6b60
Fix typos discovered by codespell
3 years ago
Christian Clauss
9cc60c9dd3
Use ==/!= to compare constant literals (str, bytes, int, float, tuple)
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Avoid `SyntaxWarning` on Python >= 3.8
```
>>> "convolutional" == "convolutional"
True
>>> "convolutional" is "convolutional"
<stdin>:1: SyntaxWarning: "is" with a literal. Did you mean "=="?
True
```
Related to #21121
3 years ago
Nikolaos Pappas
968d94d417
Fix trackbar in falsecolor cpp sample
3 years ago
Alexander Alekhin
f77fdc0ce8
samples: fix build without threading support
3 years ago
Stanislaw Halik
3d93675ff9
fix link error on shared libs with -MT
3 years ago
Suleyman TURKMEN
9b76872708
restore LSD
3 years ago
Tsukasa Sugiura
f9bd83c854
fix cast in text detection sample
3 years ago
Suleyman TURKMEN
9d1e8b1e1d
Update convexhull.cpp
3 years ago
Alexander Alekhin
076587425e
build: eliminate build warnings
3 years ago
Alexander Panov
d6306f8ccb
Merge pull request #20564 from AleksandrPanov:update_kalman_sample
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Update kalman sample
* updated view and comments, fixed dims
* updated view and comments, added statePost
3 years ago
Roland Meertens
2113af9c52
Updated grabcut example to show the background in a transparant way
3 years ago
berak
fd16222613
dnn: update links for the colorization samples
3 years ago
Vladimir
90be83ae99
Fix an arg for calcHist() in demos
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`float* histRange = { range };` doesn't make much sense. `histRange` is
an array of array(s), so it should have a type of ptr to ptr. Strangely
some domos are correct as well as the example for the function
https://docs.opencv.org/master/d6/dc7/group__imgproc__hist.html#ga4b2b5fd75503ff9e6844cc4dcdaed35d
3 years ago
APrigarina
5e80bd3cc9
fix samples 3.4
3 years ago
jogo-
f4a79b0554
Merge pull request #20223 from jogo-:3.4_wp8_samples_typos
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* Fix typo in App.xaml.cs
* Fix typo in App.xaml.cs
* Fix typo in App.xaml.cs
4 years ago
changh95
101d50703c
fix typo 'undistorsed'->'undistorted'
4 years ago
berak
1bced43e96
samples/dnn: better errormsg in openpose.py
4 years ago
Alex Kalmuk
b04d6a2d9b
Fix squares sample failure when a single file passed
4 years ago
Alexander Alekhin
7664e6d090
ml: use OpenCV license header for logistic regression
4 years ago
Daniel Playfair Cal
65b51e1538
Merge pull request #19690 from hedgepigdaniel:fix/calibration_fisheye
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* fix(samples/camera_calibration): set new camera matrix for fisheye
* fix(camera_calibration): ignore inapplicable flags for fisheye
4 years ago
Alexander Smorkalov
4c48f1eed2
Removed unused variables found by pylint.
4 years ago
Alexander Alekhin
85009800b3
videoio(docs): fixes
4 years ago
Suleyman TURKMEN
9b399f3960
Update python samples
4 years ago
APrigarina
96570820ef
handle empty cameraMatrix
4 years ago
Anastasia M
eb90186614
Merge pull request #19417 from LupusSanctus:am/text_graph_identity
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* Corrected SSD text graph generation for Identity nodes
* Added minor code corrections
4 years ago
Suleyman TURKMEN
2387813428
Update imageSegmentation.cpp, imageSegmentation.py
4 years ago
Anastasia Murzova
449ebc1b70
Corrected SSD text graph generation
4 years ago
Ixarias
3f14341629
Change Keymap wording for gray image in curve mode
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Instead of being a copy of line 76, line 79 instead correctly indicates that it will show a histogram for a gray image in curve mode, as given by the code block at line 103 referencing image "gray" instead of image "im".
4 years ago
Maksim Shabunin
f65d75f5c8
Updated more links to forum.opencv.org
4 years ago
Alexander Reynolds
e3856dfe5d
hotfix: call isOpened() in python bg sub tutorial
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https://github.com/opencv/opencv/issues/19299
4 years ago