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29,830 questions
Tagged
167
views
no
answers
1
vote
2019-12-14 06:23:50 -0600
Gourav
How to write tutorials for opencv
tutorial
contribute
5k
views
1
answer
no
votes
2019-12-13 21:21:51 -0600
supra56
How to display Android camera preview[SOLVED]
opencv3.1.0
CvCameraViewFrame
CameraBridgeViewBase
AndroidOpenCV
1k
views
2
answers
no
votes
2019-12-13 14:45:56 -0600
supra56
Traceback (most recent call last): File "./Documents/S.py", line 36, in <module> roi_gray, NameError: name 'roi_gray' is not defined
opencv
python
93
views
no
answers
no
votes
2019-12-13 13:49:30 -0600
amigo421
FaceRecognizer - prediction value [closed]
facerecognize
770
views
1
answer
no
votes
2019-12-13 13:47:55 -0600
supra56
I am trying to run yolo in opencv using darknet on cpu code works fine but not getting camera displayed.[Solved]
opencv
python
CaptureVideo
Video
182
views
no
answers
no
votes
2019-12-13 04:28:48 -0600
CNieberding
How to install OpenCV 32bit on Win64 machine
win32
installation
c++
opencv
1k
views
no
answers
no
votes
2019-12-13 04:28:44 -0600
KingDav33
Cannot load my custom Tensorflow-Model into cv:dnn::readNetFromTensorflow
tensorflow
inference
frozen_model
optimize
204
views
no
answers
no
votes
2019-12-12 20:59:20 -0600
HelloWorld
How to use DescriptorMatcher to get matching images? [closed]
flann
254
views
1
answer
no
votes
2019-12-12 20:08:55 -0600
arafat
How to combine two descriptors result
descriptors
calcHist
LBP
4k
views
1
answer
no
votes
2019-12-12 14:52:08 -0600
LBerger
Writing raw video using VideoWriter
VideoWriter_fourcc
raw
251
views
no
answers
1
vote
2019-12-12 13:53:53 -0600
exbigboss
cv::findContours doesn't append to the OutputArrayOfArrays [closed]
findContours
c++
9k
views
2
answers
no
votes
2019-12-12 08:46:51 -0600
supra56
Python, eliminate small contours
findContours
136
views
1
answer
no
votes
2019-12-12 08:32:09 -0600
kbarni
Why does OpenCV calcHistDemo differ from other histogram generators
histogram
2k
views
no
answers
no
votes
2019-12-12 07:34:09 -0600
sarslan
X11 ssh forwarding not working with imshow.
SSH
X11
imshow
795
views
no
answers
1
vote
2019-12-12 07:04:02 -0600
ARYL518
Jitter problem of the pose estimated by SolvePnp
pose-estimation
450
views
no
answers
no
votes
2019-12-12 05:41:37 -0600
berak
I have tried installing opencv on raspberry pi but i get this error on cmake
raspberypi3
opencv
RaspberryPi
1k
views
no
answers
no
votes
2019-12-12 05:35:38 -0600
antithing
Calculating depth with Ptr<StereoSGBM>, black bar on image
fisheye
stereo
stereo-calibration
depth
depthmap
pointcloud
845
views
1
answer
no
votes
2019-12-12 03:57:00 -0600
kbarni
Calculate hue distance from hue histogram?
image-processing
object-tracking
histogram
opencv
python
1k
views
no
answers
no
votes
2019-12-12 03:21:17 -0600
Glychee
waitKey(1) freezes display output, is there a fix?
Interface
gtk
waitkey
215
views
no
answers
no
votes
2019-12-12 02:45:44 -0600
ARYL518
Pose estimation of a needle
pose-estimation
136
views
no
answers
no
votes
2019-12-11 06:13:59 -0600
dineshlama
list of segmentation algorithms
segmentation
99
views
no
answers
no
votes
2019-12-11 02:21:36 -0600
it_master
How to associate a color value to a number?
c++
opencv
377
views
1
answer
1
vote
2019-12-11 02:02:53 -0600
berak
Test Changes in forked repo
contribution
build
654
views
no
answers
no
votes
2019-12-10 14:28:04 -0600
sundowatch
Opencv.js Uncaught TypeError: fields[fieldName].write is not a function
gaussianblur
blur
283
views
no
answers
no
votes
2019-12-10 12:12:04 -0600
LBerger
Max Categories, MaxDepth in Random Forest
randomforest
SetMaxCategories
SetMaxDepth
550
views
no
answers
no
votes
2019-12-10 12:04:53 -0600
sameh4
How to rectify an image based to the intrinsics of another camera
Rectification
1k
views
1
answer
no
votes
2019-12-10 11:50:22 -0600
berak
Unable to locate library file (running OpenCV4.1.2 using pre-built binaries and CodeLite on Windows)
codelite
mingw
windows
4.1.2
478
views
no
answers
no
votes
2019-12-10 08:52:37 -0600
Shay Weissman
Does OpenCv 4.1.2 support darknet yolo xor presented by AlexeyAB
dnn
opencv4.1.2
darknet
tiny-Yolov3
15k
views
3
answers
2
votes
2019-12-10 06:51:01 -0600
holger
Is there a way to keep imwrite from overwriting files..?
opencv
fileIO
c++
linux
414
views
no
answers
no
votes
2019-12-10 05:17:39 -0600
Bletsu
Streaming via rtsp
streaming
rtsp
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