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30,795 questions
Tagged
51
views
1
answer
no
votes
2019-06-27 05:51:06 -0500
amansheaven
How to make dull text bold
opencv
python
23
views
no
answers
no
votes
2019-06-27 04:26:07 -0500
avj
VideoCapture.isOpened() is always returning false
c++
xcode
opencv
Video
videocapture
4
views
no
answers
no
votes
2019-06-27 03:45:15 -0500
BuenaVentura
No segmentation fault while it should
segmentation-fault
17
views
no
answers
no
votes
2019-06-26 13:56:46 -0500
Darkhunter9
Number of bins in histogram after apply CLAHE from cv2 in python
CLAHE
11
views
no
answers
no
votes
2019-06-26 11:46:51 -0500
andresoares
No opencv jar file created in build/bin
opencv
java
cmake-gui
java11
21
views
1
answer
-1
votes
2019-06-26 11:40:44 -0500
crackwitz
Exception thrown when converting OpenCV Mat to array for 1024x1024 but not 512x512?
exception
20
views
1
answer
no
votes
2019-06-26 11:33:13 -0500
crackwitz
Direct conversion of pixels to millimeters?
Pixels
internal_camera
externalCamera
imageConversion
problems
pixeltranslation
11
views
no
answers
no
votes
2019-06-26 10:00:01 -0500
heflie
Classification with machine learning and a small database
c++
opencv
HOG
machine-learning
image-preprocessing
17
views
no
answers
no
votes
2019-06-26 09:39:40 -0500
berak
Segment the "cupules" of a prehistoric engraving.
segmentation
holes
9
views
no
answers
no
votes
2019-06-26 08:09:51 -0500
kevincvanhorn
CalcHist gives different results on C++ vs Python
calcHist
python
c++
15
views
no
answers
no
votes
2019-06-26 06:20:28 -0500
danzix
Real-time Stitching from camera not performing well
image-stitching
stitching
unity
opencvforunity
12
views
no
answers
-1
votes
2019-06-26 05:39:58 -0500
tsuda
Cursive character recognition
character
image
OpencCV
22
views
1
answer
no
votes
2019-06-26 03:20:02 -0500
tgpsantos
Video writer in java not saving
java
opencv
videowriter
android
CreateVideoWriter
18
views
1
answer
no
votes
2019-06-26 00:34:48 -0500
berak
Problem using cmake to compile opencv-contrib
python
14
views
no
answers
no
votes
2019-06-25 23:09:27 -0500
johlon101
OpenCV - make backgroundsubtractormog2 motion detection robust against changes in light and shadows
BackgroundSub
python
motion-detection
15
views
no
answers
no
votes
2019-06-25 20:36:49 -0500
xiejing
Unable to load image in Visual studio c++ [closed]
opencv
visualstudio2019
c++
21
views
2
answers
no
votes
2019-06-25 17:53:01 -0500
Tetragramm
Translating from camera space, into see through display space
translation
17
views
no
answers
no
votes
2019-06-25 15:59:28 -0500
Aglo
cv2.VideoCapture(0).isOpened() return always false
videocapture
false
windows
python
17
views
no
answers
no
votes
2019-06-25 13:47:00 -0500
opencvsri
Debugging HoughCircles code to detect Yellow circles in an image [closed]
houghcircle
threshold
21
views
no
answers
no
votes
2019-06-25 06:26:47 -0500
claude
Confusing 3d to 2d point projection
projection
14
views
no
answers
no
votes
2019-06-25 05:14:03 -0500
IHopeUStepOnLEGO
OpenCV.js and webassembly - access/use variables in both js and opencv.js
OpenCV.js
webassembly
javascript
html
wasm
9
views
no
answers
no
votes
2019-06-25 04:40:47 -0500
Jayapriya
Oncamera Find largest rectangle, it all rectangle one by One
findcountours
12
views
no
answers
no
votes
2019-06-25 04:37:38 -0500
gongjing1996
how to calibrate two cameras placed up and down?
camera
calibration
50
views
no
answers
no
votes
2019-06-25 03:17:31 -0500
LBerger
cv2.error: OpenCV(4.1.0) C:\projects\opencv-python\opencv\modules\highgui\src\window.cpp:627: error: (-2:Unspecified error) The function is not implemented
opencv
GTK+
2.x
Cocoa
support
30
views
1
answer
no
votes
2019-06-24 22:51:28 -0500
kesselstein
34 Failed Test in OpenCV 4.1.0's core test
opencv_test_core
opencv-4.1.0
23
views
no
answers
-1
votes
2019-06-24 20:18:34 -0500
supra56
How can I export each image match using a template in opencv?
opencv
python
25
views
1
answer
-1
votes
2019-06-24 17:23:54 -0500
Tetragramm
How hard is it to only extract specific class and functions?
c++
opencv
extraction
core
Mat
highgui
25
views
no
answers
no
votes
2019-06-24 15:50:35 -0500
memorandom
VideoWriter creates video with 600 FPS.
videowriter
fps
43
views
2
answers
no
votes
2019-06-24 13:33:56 -0500
dolgom
Eigen compilation error
Eigen
compile
29
views
1
answer
no
votes
2019-06-24 07:46:17 -0500
LBerger
Is imread necessary in the sfm module?
lopencv_sfm
lopencv_imgcodecs
link
error
1
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5
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