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12,357 questions
Tagged
802
views
no
answers
no
votes
2019-07-20 10:45:24 -0600
Amulya
Bar code and QR code detector
barcode
textdetection
121
views
no
answers
no
votes
2019-07-20 21:19:01 -0600
supra56
I am trying to convert rectengle image to bigger square with 17 padding. following is my code. but that is not working
iosopencv
693
views
no
answers
no
votes
2019-07-21 02:56:21 -0600
dwalker
VideoCapture failing for ~25% of videos from IP Camera
python
videocapture
492
views
no
answers
no
votes
2019-07-20 23:29:20 -0600
phellipex
getting select timeout on Linux, quirks solution doesn't work
select_timeout
opencv
python
201
views
no
answers
no
votes
2019-07-21 09:31:33 -0600
marcelbr1991
Different chessboard corner orders in stereo images
stereo-calibration
6k
views
no
answers
no
votes
2019-07-23 03:46:52 -0600
supra56
Changing gstreamer pipeline to opencv in python[SOLVED]
gstreamer
opencv
python
183
views
no
answers
no
votes
2019-07-22 02:45:19 -0600
Eric Peter
how can load a frozen.pb model in nodejs using opencv4nodejs
opencv4nodejs
189
views
no
answers
no
votes
2019-07-22 04:14:34 -0600
ymw
Mat array[20] to unsigned short array
Mat
array
convert
unsigined
short
264
views
no
answers
no
votes
2019-07-22 09:26:17 -0600
karnhack
libopencv_stitching.so.4.1.0: file too short
4.1.0
RaspberryPi3
make
1k
views
no
answers
no
votes
2019-07-22 12:35:40 -0600
karnivaurus
Changing channel ordering in OpenCV prevents rectangle being drawn
numpy
channel
255
views
no
answers
no
votes
2019-07-22 12:44:30 -0600
Ejok
cv::ocl::Kernel run method generate exception ( error: (-215) clEnqueueReadBuffer) (OpenCV 4.1.0)
opencv410
qt
kernel
ocl
127
views
no
answers
no
votes
2019-07-23 08:59:29 -0600
supra56
in here I get error for roi it is 'inconsistent use of tabs and spaces in indentation '
opencv
python
181
views
no
answers
no
votes
2019-07-23 07:26:29 -0600
govi2010
copyTo with () operator is not working on IOS
ios
326
views
no
answers
no
votes
2019-07-23 12:35:39 -0600
Eric31
How to force cross compile build?
build-error
1k
views
no
answers
no
votes
2019-07-24 06:33:25 -0600
supra56
On downloading opencv 3.4.0 i got an error
install
error
23
views
no
answers
no
votes
2019-07-24 05:04:34 -0600
majaja
why normrect discard one pixel of each boundary when applying Viola-Jones Obj detection
objectdetect.
viola-jones.
Image_Normalization.
2k
views
no
answers
no
votes
2019-07-25 02:09:28 -0600
Rafutek
How to cast a Rect to a Rect2d ?
Facedetection
tracking
266
views
no
answers
no
votes
2019-07-24 12:42:01 -0600
stephannash
Minimum distance my setup can detect
DisparityMap
disparity
16k
views
no
answers
no
votes
2019-07-26 22:08:48 -0600
supra56
AttributeError: module 'cv2.cv2' has no attribute 'saliency'[SOLVED]
saliency
import
modules
443
views
no
answers
no
votes
2019-07-25 01:27:15 -0600
ibrahim_5403
Error in loading .pb file from readNetFromTensorflow?
dnn
c++dnnopencv
opencvpython
readNetFromTensor
514
views
no
answers
no
votes
2019-08-06 06:53:42 -0600
kavikode
use surf (part of opencv-contrib,module xfeatures2d) in opencv.js
js
OpenCV.js
SURF
SIFT
feature-matching
720
views
no
answers
no
votes
2019-07-25 07:14:33 -0600
christophe_nguyen
Jetbrains / Clion & OpenCv Installation
install
113
views
no
answers
no
votes
2019-07-25 21:00:23 -0600
rkandury
findContours function in C++ not giving same number as Python
FindContour
1k
views
no
answers
no
votes
2019-07-26 01:22:09 -0600
sahilrider
How to use opencv_contrib functions?
install
1k
views
no
answers
no
votes
2019-07-26 07:16:16 -0600
supra56
Windows 10 building openCV.js
opencvjs
805
views
no
answers
no
votes
2019-07-26 08:06:15 -0600
Uday
How to read video from Thorlabs DCC1545M camera using opencv python
camera
python
microsoft_visual
457
views
no
answers
no
votes
2019-07-26 09:14:18 -0600
Raki
What's the frame OpenCV uses?
stereo-calibration
monocular
CameraFrames
transformations
backprojection
project3dToPixel
1k
views
no
answers
no
votes
2019-07-26 12:41:35 -0600
antithing
Fisheye undistorted image, does the camera matrix change?
aruco
fisheye
calibration
140
views
no
answers
no
votes
2019-07-27 01:21:55 -0600
vishwesh5
EXE Installer Creation for OpenCV 4.1.0
installation
windows
4.1.0
939
views
no
answers
no
votes
2019-07-27 16:00:38 -0600
stiv-yakovenko
undefined reference to cv::cuda::dft
cmake
linux
opencv
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