Questions - OpenCV Q&A Forum

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2020-02-28 14:44:41 -0600 ROMEL

from an image having multiple rectangles some rectangles are filled with lines an some are empty like given below in the image.i need to remove all the rectangles which are empty.Any suggestions?

165

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2015-11-07 03:27:18 -0600 octopode

convertTo() and pixel-wise transformations with TBB

306

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2014-04-24 05:22:10 -0600 maverh

compile opencv example in eclipse cannot find -llibopencv_core...

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2013-07-11 12:58:45 -0600 bllmica

Camera preview freezed after switching camera

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2018-08-24 04:43:33 -0600 Samjith888

Error : assertion failed (depth ==5 || depth==6) in cv::pow,fill c:\opencv\...\mathfuncs.cpp

649

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2015-07-23 16:43:07 -0600 Banquin

How do I use SimpleBlobDetection with Color?

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2014-05-01 04:34:02 -0600 AR0x7E7

OpenCV Error: OpenGL API call (Can't load OpenGL extension [glBindBuffer]) in IntGetProcAddress, file sources\modules\core\src\gl_core_3_1.cpp, line 146

66

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2014-08-29 09:52:41 -0600 Solo-Alex

OpenCV How to run two videos at same speed?

#opencv

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2014-12-28 22:11:46 -0600 ollie

OpenCV Java Setup on OSX

java

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2017-04-01 01:36:26 -0600 sfma

pose estimation: determine whether rotation and transmation matrix are right

pose-estimation

80

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2017-10-03 22:22:17 -0600 Gagazet

Cant capture and work with any vide

Video

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2018-01-10 01:33:56 -0600 opencv-newb

How do I fix the issue of vertical images getting rotated on stitching?

opencv

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2019-03-28 06:20:48 -0600 noblerabbit

Double digit recognition

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2015-07-28 04:42:38 -0600 jrm

Install Opencv on FreeBSD 8.2

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2014-06-17 10:05:58 -0600 Nuetrino

Open CV object detection : ORB_GPU detector and SURF_GPU descriptor extractor

194

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2

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2014-12-03 15:34:20 -0600 Jors

Problem training SVM with sigmoid kernel

560

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2020-07-17 04:41:23 -0600 opencvr

How to get accurate transformation between two 2D point cloud?

397

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2014-12-01 14:44:43 -0600 pb-soo

OpenCV 3 beta ffmpeg complied?

#ffmpeg

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2016-07-11 16:04:14 -0600 Exponential_Sinusoid

capture not remaining open

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2015-08-06 03:46:33 -0600 franken

How to properly install opencv 3 with QT on Raspberry

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2017-01-12 01:53:48 -0600 KungPaoBurrito

How to process streaming HDMI footage live

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2018-09-07 22:58:37 -0600 FragileX

Speeding up filtering features from binary image by size

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2017-11-05 15:15:56 -0600 Guilmort

WARNING: Can't build ffmpeg test code

ffmpeg

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2019-03-12 07:06:44 -0600 opencvr

How to solve real_time_pose_estimation Debug error? abort() has been called

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2015-01-19 12:16:16 -0600 Alireza

'Segmentation fault (core dumped)' error for opencv with kinect & ROS

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2016-04-01 08:56:34 -0600 nadia

Comparing bounding box with an image from sqlite database

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2020-06-24 20:37:50 -0600 open_ranger

How to make findChessboardCorners run faster?

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2016-04-04 09:09:29 -0600 marcoE

generate Delaunay triangle mesh

196

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2019-10-19 06:04:25 -0600 fogx

dnn module getPerfProfile tick output?

dnn#opencv

149

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no

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2016-10-11 02:56:26 -0600 abhi0329

RaspiCam with OpenCV on pi3

raspicam

12,357 questions

from an image having multiple rectangles some rectangles are filled with lines an some are empty like given below in the image.i need to remove all the rectangles which are empty.Any suggestions?

convertTo() and pixel-wise transformations with TBB

compile opencv example in eclipse cannot find -llibopencv_core...

Camera preview freezed after switching camera

Error : assertion failed (depth ==5 || depth==6) in cv::pow,fill c:\opencv\...\mathfuncs.cpp

How do I use SimpleBlobDetection with Color?

OpenCV Error: OpenGL API call (Can't load OpenGL extension [glBindBuffer]) in IntGetProcAddress, file sources\modules\core\src\gl_core_3_1.cpp, line 146

OpenCV How to run two videos at same speed?

OpenCV Java Setup on OSX

pose estimation: determine whether rotation and transmation matrix are right

Cant capture and work with any vide

How do I fix the issue of vertical images getting rotated on stitching?

Double digit recognition

Install Opencv on FreeBSD 8.2

Open CV object detection : ORB_GPU detector and SURF_GPU descriptor extractor

Problem training SVM with sigmoid kernel

How to get accurate transformation between two 2D point cloud?

OpenCV 3 beta ffmpeg complied?

capture not remaining open

How to properly install opencv 3 with QT on Raspberry

How to process streaming HDMI footage live

Speeding up filtering features from binary image by size

WARNING: Can't build ffmpeg test code

How to solve real_time_pose_estimation Debug error? abort() has been called

'Segmentation fault (core dumped)' error for opencv with kinect & ROS

Comparing bounding box with an image from sqlite database

How to make findChessboardCorners run faster?

generate Delaunay triangle mesh

dnn module getPerfProfile tick output?

RaspiCam with OpenCV on pi3

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