opencv_contrib

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cv2.cudacodec.createVideoReader error when input is a video stream

35

##### System information (version) - OpenCV => 4.5.2 - Operating System / Platform => linux - Compiler => gcc ##### Detailed description I built opencv_contrib_python by myself. Here is the...

wqh17101

Bug in cv::cuda::warpPerspective

13

##### System information (version) - OpenCV => `4.1.0` - Operating System / Platform => `debian10` - Compiler => `g++-8.3.0` - Cuda => `cuda-10.1` ##### Detailed description With some matricies (perspective...

andrejlevkovitch

Colored_kinfu too slow when running upate method

1

##### System information (version) - OpenCV => 4.5.3 - Operating System / Platform => Windows 64 Bit - Compiler => Visual Studio 2019 ##### Detailed description Hi, I am trying...

carlos-martinez

wechat_qrcode crash about dnn

3

##### System information (version) - OpenCV => 4.1.1 - Operating System / Platform => iOS10+ - Compiler => Xcode ##### Detailed description Here's crash data from Bugly, in more than...

DoubleHeartLi

java wechat_qrcode error: (-215:Assertion failed) mapIt != reuseMap.end() in function 'cv::dnn::dnn4_v20210301::BlobManager::releaseReference'

8

error: (-215:Assertion failed) mapIt != reuseMap.end() in function 'cv::dnn::dnn4_v20210301::BlobManager::releaseReference'

z4265826

AttributeError: 'module' object has no attribute 'createFisherFaceRecognizer'

2

Hi everyone, I am new to python. After I finished the installing steps of the opencv_contrib, I still got the error message as following: AttributeError: 'module' object has no attribute...

ldhl103

Hi everyone, does the surface_matching module permit commercial use? Or how to use it commercially?

DevAnkylosaurus

##### System information (version) - OpenCV => 4.5.5 - Operating System / Platform => Windows 64 Bit - Compiler => Visual Studio 2015 ##### Detailed description In img_hash/src/radial_variance_hash.cpp:afterHalfProjections(), there are...

EliteWeapon

Aruco Java - crash

17

##### System information (version) - OpenCV => 3.2 - Operating System / Platform => Android/java ##### Detailed description I build OpenCV and Aruco module, from Git. Download OpenCV master branch...

westman2000

Add letterbox resize feature

3

This PR adds a new letterbox resize function in ximgproc. For machine learning models, images often need to be resized to specific dimensions (width x height). In many cases, it...

ptelang