Questions - OpenCV Q&A Forum

4k

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2

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2019-12-03 04:36:09 -0600 supra56

TypeError: UMat() missing required argument 'ranges' (pos 2)

imageprocessing

890

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no

answers

3

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2019-12-02 13:54:19 -0600 JamesBaxter

Why OpenCV uses Rodrigues rotation vector instead of Cayley's formula?

886

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1

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no

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2019-12-03 03:18:05 -0600 mvuori

openCV image Stitching wide angle 160 degrees

image-stitching

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2019-12-02 10:42:39 -0600 faghjezu

How to obtain correct homography values?

456

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2019-12-02 08:13:39 -0600 ajava

fisheye module in openCV

325

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2019-12-02 08:16:50 -0600 Kitnos

Problem displaying rectangle in a callBack function [closed]

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3

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2019-12-02 09:17:47 -0600 supra56

Unable to see and take the picture in second time

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2019-12-02 04:10:30 -0600 Martian

CUDA BLAS library - libcublas

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1

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2019-12-02 02:51:18 -0600 berak

Why were cmake options invalid? How can I disable OpenCL, IPP and enable CV_SIMD?

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2019-12-02 00:39:22 -0600 raspi_opencv

Device with "CPU" name is not registered in the InferenceEngine in function 'initPlugin'

172

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2019-12-01 19:38:31 -0600 new_vision

Getting matrices via Stitch class

image-stitching

225

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2019-12-01 09:33:46 -0600 Frdtsyer

Connect component of specific mask with a certain shape and distance

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2019-12-01 05:54:31 -0600 Wingzero

get frame and conver to image from a raw bytes array on iOS/macOS

ios
mac

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no

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-1

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2019-11-30 18:18:23 -0600 132ikl

Cross Compiling OpenCV with GStreamer

543

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2019-11-30 11:44:56 -0600 bllu

OpenCV Compilation/Linking Errors in async.hpp, version.hpp, dict.hpp, etc. when #include <opencv2/dnn.hpp> and <opencv2/opencv.hpp>

325

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2019-11-30 09:26:35 -0600 hemanth007

cv2.error: /tmp/binarydeb/ros-kinetic-opencv3-3.3.1/modules/highgui/src/window.cpp:331: error: (-215) size.width>0

342

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1

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2

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2019-11-30 01:43:53 -0600 ojesus

python liveliness detection

315

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1

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2019-11-29 20:57:32 -0600 blorgggg

Structured Light Module Missing "decode" function

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2019-11-29 14:13:07 -0600 TakiEddine

How can I resolve conflicting declaration 'typedef uint32_t uint' ?

480

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2019-11-30 11:19:34 -0600 Kitnos

Knn for keypoints and descriptors of SIFT

115

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2019-11-29 08:51:23 -0600 berak

visual studio2017 can't find "gfluidimgproc_func.simd.hpp''

685

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1

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no

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2019-12-02 08:58:03 -0600 mael15

HoughCircles freezes

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2019-11-29 06:53:18 -0600 bkarpati

Setting codec parameters with FFMPEG backend

857

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1

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2019-11-29 05:32:18 -0600 lusi

Laplacian Pyramid not matching

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1

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2019-12-04 07:24:03 -0600 cudawarped

CUDA backend for DNN module requires CC 5.3 or higher

CUDA

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1

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no

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2019-11-29 05:35:35 -0600 berak

Convert 3 channel Mat into 4 channel doesn't work?

2k

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2019-11-28 14:12:01 -0600 supra56

Code won't run Atom/opencv AttributeError:'cv2.cv2' win 10

1k

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1

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no

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2019-11-29 06:46:56 -0600 kbarni

Get 3d point from clicked depth map pixel?

900

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1

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no

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2019-11-28 12:57:21 -0600 mvuori

Save image using callBack Function

341

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no

answers

2

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2019-11-28 10:27:13 -0600 Elis4

29,830 questions

TypeError: UMat() missing required argument 'ranges' (pos 2)

Why OpenCV uses Rodrigues rotation vector instead of Cayley's formula?

openCV image Stitching wide angle 160 degrees

How to obtain correct homography values?

fisheye module in openCV

Problem displaying rectangle in a callBack function [closed]

Unable to see and take the picture in second time

CUDA BLAS library - libcublas

Why were cmake options invalid? How can I disable OpenCL, IPP and enable CV_SIMD?

Device with "CPU" name is not registered in the InferenceEngine in function 'initPlugin'

Getting matrices via Stitch class

Connect component of specific mask with a certain shape and distance

get frame and conver to image from a raw bytes array on iOS/macOS

Cross Compiling OpenCV with GStreamer

OpenCV Compilation/Linking Errors in async.hpp, version.hpp, dict.hpp, etc. when #include <opencv2/dnn.hpp> and <opencv2/opencv.hpp>

cv2.error: /tmp/binarydeb/ros-kinetic-opencv3-3.3.1/modules/highgui/src/window.cpp:331: error: (-215) size.width>0

python liveliness detection

Structured Light Module Missing "decode" function

How can I resolve conflicting declaration 'typedef uint32_t uint' ?

Knn for keypoints and descriptors of SIFT

visual studio2017 can't find "gfluidimgproc_func.simd.hpp''

HoughCircles freezes

Setting codec parameters with FFMPEG backend

Laplacian Pyramid not matching

CUDA backend for DNN module requires CC 5.3 or higher

Convert 3 channel Mat into 4 channel doesn't work?

Code won't run Atom/opencv AttributeError:'cv2.cv2' win 10

Get 3d point from clicked depth map pixel?

Save image using callBack Function

How to use dnn as a detector for facemark ?

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