opencv_contrib

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QR code recognition module has bugs

2

### System Information OpenCV version: 4.7.0 Operating System / Platform: win11 Compiler & compiler version: C:/Program Files (x86)/Microsoft Visual Studio/2019/Community/VC/Tools/MSVC/14.29.30133/bin/Hostx64/x64/cl.exe ### Detailed description ok，Above is the compilation environment and runtime...

zsffuture

fix(wechat_code): Modify `isnan` for compatibility with -ffast_math.

1

fix #3150 Merge with https://github.com/opencv/opencv/pull/23881 Reference: https://stackoverflow.com/questions/7263404/mingw32-stdisnan-with-ffast-math ### 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. -...

Konano

wechat_qrcode,Unable to recognize white and black QR code.

1

##### System information (version) - OpenCV => 4.x branch with commit：97c021b17af1d40a11515c3b8e7a491a36aa4d6c - Operating System / Platform => MacOS Monterey 12.6 - Compiler => xcode:14.2 (14C18); python:3.9.6;CMake:3.24.0 ##### Detailed description qrcode...

pei625569

https://github.com/opencv/opencv_contrib/blob/353e37e91f01ae16caca919806b7c38bd255db0c/modules/tracking/src/mosseTracker.cpp#L66-L71 The code above seems to have a discrepancy between the comment and the actual implementation of complex division. While the comment states that complex division is being implemented, the...

Youngjae-Lee

complling errors on ubuntu 20.04

2

My computer configurations are: gcc (Ubuntu 7.5.0-6ubuntu2) 7.5.0 cuda 11.3 cudnn 8.2.1 numpy 1.24.3 pandas 2.0.2 matplotlib 3.7.1 scipy 1.10.1 scikit-mage 0.21.0 scikit-learn 1.2.2 lapack 3.11.0 **I installed all the...

zengletian1491

Module cvv requires gcc12 to compile

1

##### System information (version) - OpenCV => master - Operating System / Platform => Linux 64-bit - Compiler => g++-10 ##### Detailed description Compilation of cvv fails with gcc10 due...

derinsh

##### System information (version) - OpenCV => :grey_question: - Operating System / Platform => :grey_question: - Compiler => :grey_question: ##### Detailed description I am working with the ridge detector, which...

tungts1101

【问题】：使用最新的opencv 4.x分支，和当前仓库的4.x分支编译出的iOS平台的opencv2.framework，使用wechat_qrcode无法识别白色黑底二维码。 【编译环境】： OpenCV => commit：97c021b17af1d40a11515c3b8e7a491a36aa4d6c 操作系统 => MacOS Monterey 12.6 Xcode => 14.2 (14C18) python => 3.9.6 CMake => 3.24.0 ##### System information (version) ##### Detailed description ##### Steps...

pei625569

## Detailed description I am confused about the implementation of absolute depth calculation in [omnidir.cpp](https://github.com/opencv/opencv_contrib/blob/8dfeed73b9389ba09411498dc1e923431d7fe292/modules/ccalib/src/omnidir.cpp#L1489), which is different from the original paper (**Binocular Spherical Stereo**). specifically, the depth is calculated...

wtyuan96

[Opencv Make Error]: ‘SolvePnPMethod’ does not name a type; did you mean ‘solvePnPRansac’?

1

I'm trying to install opencv 3.4.6 on ubuntu 18.04. My CUDA toolkit version is 10.2 with nvidia driver 470. I downloaded opencv in [https://opencv.org/releases/ ](https://opencv.org/releases/ ) and downloaded opencv_contrib by...

LightwishWONG