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31,017 questions
Tagged
18
views
1
answer
no
votes
2019-07-24 03:42:41 -0500
Ziri
how to enhance text in this image
adaptiveThreshold
22
views
1
answer
2
votes
2019-07-24 03:21:28 -0500
Ziri
4K VideoCapture very slow on Windows compared to MS Camera App
videocapture
windows
python
4K
8
views
no
answers
no
votes
2019-07-24 00:41:17 -0500
Hongs
On downloading opencv 3.4.0 i got an error
install
error
12
views
no
answers
no
votes
2019-07-23 21:18:28 -0500
supra56
how to detect 2 other objects? use camshift
opencv
10
views
no
answers
no
votes
2019-07-23 12:35:39 -0500
Eric31
How to force cross compile build?
build-error
11
views
1
answer
no
votes
2019-07-23 12:18:07 -0500
berak
TypeError: drawKeypoints() missing required argument 'outImage' (pos 3)
opencv
16
views
no
answers
no
votes
2019-07-23 09:45:29 -0500
maimouna
OpenCV Roadmap
roadmap
project
plan
companies
cases
Future
13
views
no
answers
no
votes
2019-07-23 09:36:45 -0500
paubau
Access output of a Caffe Slice Layer
dnn#opencv
caffe
13
views
no
answers
no
votes
2019-07-23 08:59:29 -0500
supra56
in here I get error for roi it is 'inconsistent use of tabs and spaces in indentation '
opencv
python
15
views
no
answers
no
votes
2019-07-23 08:47:44 -0500
Bhavtosh
Remove black spots + noise & just keep Numbers?
opencv
c++
38
views
no
answers
no
votes
2019-07-23 08:46:20 -0500
Bhavtosh
How to remove small black spots & make digits more clear, complete & sharp in image?
c++
opencv
16
views
no
answers
no
votes
2019-07-23 07:26:29 -0500
govi2010
copyTo with () operator is not working on IOS
ios
23
views
no
answers
no
votes
2019-07-23 03:46:52 -0500
supra56
Changing gstreamer pipeline to opencv in python[SOLVED]
gstreamer
opencv
python
16
views
no
answers
no
votes
2019-07-23 03:39:59 -0500
supra56
how to detect 2 objects by use Camshift?
opencvpython
32
views
no
answers
no
votes
2019-07-22 21:41:44 -0500
pcasey92
Trying to Install OpenCV with CMake on Raspberry Pi 3+
RaspberryPi3+
cmake
opencv
20
views
no
answers
no
votes
2019-07-22 21:30:56 -0500
supra56
dnn darknet cifar classifier[SOLVED] [closed]
dnn
darknet
yolo
CIFAR
cifar10
10
views
no
answers
no
votes
2019-07-22 21:19:36 -0500
kavikode
Adding Wrappers for Modules in OpenCV.js
opencvjs
36
views
1
answer
4
votes
2019-07-22 14:09:21 -0500
opalmirror
Inconsistent Disparity Map Coloration Between Frames.
stereo
depth
disparity
stereoBM
DisparityMap
stereoMatching
21
views
no
answers
no
votes
2019-07-22 12:44:30 -0500
Ejok
cv::ocl::Kernel run method generate exception ( error: (-215) clEnqueueReadBuffer) (OpenCV 4.1.0)
opencv410
qt
kernel
ocl
18
views
no
answers
no
votes
2019-07-22 12:35:40 -0500
karnivaurus
Changing channel ordering in OpenCV prevents rectangle being drawn
numpy
channel
axes
rectangle
draw
57
views
1
answer
no
votes
2019-07-22 10:08:01 -0500
Dronzer
Generalizing the size for Detecting Horizontal and Vertical Lines [closed]
c++opencv
morphology
21
views
no
answers
no
votes
2019-07-22 09:43:44 -0500
Heniek45
Converting BGR color to HSV color gives me strange values.
BGR2HSV
Color
Color-conversion
15
views
no
answers
no
votes
2019-07-22 09:26:17 -0500
karnhack
libopencv_stitching.so.4.1.0: file too short
4.1.0
RaspberryPi3
make
19
views
no
answers
no
votes
2019-07-22 04:14:34 -0500
ymw
Mat array[20] to unsigned short array
Mat
array
convert
unsigined
short
78
views
1
answer
no
votes
2019-07-22 03:16:06 -0500
Reino
Make error __atomic_fetch_add_8 on RaspberryPi4
raspberrypi4
build
error
13
views
no
answers
no
votes
2019-07-22 02:45:19 -0500
Eric Peter
how can load a frozen.pb model in nodejs using opencv4nodejs
opencv4nodejs
13
views
no
answers
no
votes
2019-07-21 09:31:33 -0500
marcelbr1991
Different chessboard corner orders in stereo images
stereo-calibration
14
views
no
answers
no
votes
2019-07-21 09:23:12 -0500
marcelbr1991
How to provide flag arguments in pthon cv2 module function
calibration
600
views
1
answer
no
votes
2019-07-21 07:57:25 -0500
supra56
KNearest Java Assertion Error[SOLVED]
KNN
KNearest
OCR
assertionerror
31
views
no
answers
no
votes
2019-07-21 04:19:47 -0500
rami95
Steps to build native OpenCV for Android
android
build
opencv
native
c++
1
2
3
4
5
...
1034
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