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29,830 questions
Tagged
237
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2019-07-20 16:35:28 -0600
diegostreetbob
ImportError: DLL load failed opencv4 [closed]
opencv#python
114
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
398
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
628
views
no
answers
no
votes
2019-07-21 02:56:21 -0600
dwalker
VideoCapture failing for ~25% of videos from IP Camera
python
videocapture
2k
views
1
answer
no
votes
2019-07-21 07:57:25 -0600
supra56
KNearest Java Assertion Error[SOLVED]
KNN
KNearest
OCR
assertionerror
172
views
no
answers
no
votes
2019-07-21 09:31:33 -0600
marcelbr1991
Different chessboard corner orders in stereo images
stereo-calibration
156
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
8k
views
3
answers
no
votes
2019-07-22 03:16:06 -0600
Reino
Make error __atomic_fetch_add_8 on RaspberryPi4
raspberrypi4
build
error
172
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
238
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
238
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
1k
views
1
answer
4
votes
2019-07-22 14:09:21 -0600
opalmirror
Inconsistent Disparity Map Coloration Between Frames.
stereo
depth
disparity
stereoBM
DisparityMap
stereoMatching
415
views
no
answers
1
vote
2019-07-22 21:19:36 -0600
kavikode
Adding Wrappers for Modules in OpenCV.js
opencvjs
470
views
no
answers
no
votes
2019-07-22 21:30:56 -0600
supra56
dnn darknet cifar classifier[SOLVED] [closed]
dnn
darknet
yolo
CIFAR
cifar10
1k
views
1
answer
no
votes
2019-07-22 21:41:44 -0600
pcasey92
Trying to Install OpenCV with CMake on Raspberry Pi 3+ [closed]
RaspberryPi3+
cmake
opencv
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
163
views
no
answers
no
votes
2019-07-23 07:26:29 -0600
govi2010
copyTo with () operator is not working on IOS
ios
118
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
1k
views
1
answer
no
votes
2019-07-23 12:18:07 -0600
berak
TypeError: drawKeypoints() missing required argument 'outImage' (pos 3)
opencv
288
views
no
answers
no
votes
2019-07-23 12:35:39 -0600
Eric31
How to force cross compile build?
build-error
67
views
no
answers
no
votes
2019-07-23 21:18:28 -0600
supra56
how to detect 2 other objects? use camshift
opencv
6k
views
1
answer
2
votes
2019-07-24 03:21:28 -0600
Ziri
4K VideoCapture very slow on Windows compared to MS Camera App
videocapture
windows
python
4K
21
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.
980
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
1k
views
1
answer
no
votes
2019-07-24 08:26:45 -0600
aspenlin
how to enhance text in this image
adaptiveThreshold
4k
views
no
answers
1
vote
2019-07-24 10:37:26 -0600
Witek
How to remove small black spots & make digits more clear, complete & sharp in image?
c++
opencv
204
views
no
answers
no
votes
2019-07-24 12:42:01 -0600
stephannash
Minimum distance my setup can detect
DisparityMap
disparity
409
views
1
answer
no
votes
2019-07-25 00:06:38 -0600
liam1135
OpenCV Relationship between image matrix and results of solvePnP in AR application
solvePnP
findHomography
unity3d
430
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
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