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29,830 questions
Tagged
6k
views
no
answers
no
votes
2019-05-04 10:50:13 -0600
Nbb
Having problem trying to write mp4 video
videowriter
426
views
1
answer
no
votes
2019-05-03 17:22:40 -0600
nikogamulin
How to detect circular erosion/dilation
opencv
python
houghcircle
2k
views
1
answer
no
votes
2019-05-03 15:56:30 -0600
Nbb
How to use DualTLV1Optical Flow in python ?
opticalflow
931
views
1
answer
no
votes
2019-05-06 09:15:45 -0600
gpcbitnik
(ubuntu 18.04) opencv 4.0.1 cv::ocl::setUseOpenCL(true); does not work
c++#opencv#opencl
259
views
1
answer
no
votes
2019-05-04 04:09:47 -0600
berak
[4.1.0-dev] Issue while compiling FaceDetection.cpp example
Facedetection
persistence.cpp
exception
310
views
no
answers
no
votes
2019-05-03 06:47:13 -0600
berak
How to use external camera or webcam with cone_detectortf ? [closed]
webcam
camera
object
detection
128
views
no
answers
no
votes
2019-05-04 00:29:54 -0600
Vikas Nagpal
subset of opencv library
lightweight
sourcecodepruning
148
views
no
answers
no
votes
2019-05-03 04:41:08 -0600
iveccc
Better approach to locate/segment a band in a noisy image
segmentation
extraction
contours
feature-detection
2d-image
134
views
no
answers
no
votes
2019-05-03 03:34:44 -0600
apedro79
How to fix shift in y-direction of mouse position
cvSetMouseCallback
OSX
491
views
no
answers
-1
votes
2019-05-02 16:59:47 -0600
sentientnativeplant
What is the best way to plot real time line graphs in opencv? [closed]
python
557
views
no
answers
1
vote
2019-05-02 14:17:40 -0600
mfischer-gundlach
Python HoughLines Does Not Return Votes (4.1)
HoughLines
opencv4
1k
views
1
answer
no
votes
2019-05-04 15:57:49 -0600
rfm0110
"stuck" frames being skipped when using VideoWriter?
python#opencv#
4k
views
no
answers
no
votes
2019-05-02 10:31:56 -0600
Laurentiu
How to read videos from three cameras in the same time?
opencv
python
Video
240
views
no
answers
no
votes
2019-05-02 22:49:51 -0600
iamM
Not able to create cv::MatIterator_ in visual studio 2015.
opencv
visual
studio
367
views
no
answers
no
votes
2019-05-02 07:16:09 -0600
detection_tracking_etc
Is it possible to make an Aruco dictionary containing 1 marker, by taking a marker out of a base dictionary.
aruco
dictionary
Generate
152
views
no
answers
no
votes
2019-05-02 06:50:12 -0600
jxllopencv
cvEigenVV corresponds to which API in python? [closed]
python#opencv
311
views
1
answer
no
votes
2019-05-05 08:04:33 -0600
Chris
Building an adjacency matrix from Harris CD output
cornerHarris
imageprocessing
2d-image
759
views
no
answers
no
votes
2019-05-01 18:19:36 -0600
Filippo9669
Rho and Theta resolution in Hough Transform
HoughLines
1k
views
1
answer
no
votes
2019-05-01 17:38:24 -0600
JamesB
LNK1104 cannot open file 'opencv_core343d.lib'
linker-error
368
views
no
answers
no
votes
2019-05-01 16:48:53 -0600
abka
countNonZero isn't detecting filled bubble and returning big value [closed]
omr
bubble
countNonZero
1k
views
no
answers
no
votes
2019-05-01 16:47:17 -0600
Aeroxander
Metal 2 support?+
metal
metal2
opencl
vulkan
mac
Mojave
196
views
no
answers
no
votes
2019-05-01 14:30:29 -0600
AlanHadley
Problem with video on 32 bit Android sdk
android
Video
32bit_app
android-sdk
205
views
no
answers
no
votes
2019-05-01 12:26:13 -0600
Ronilson Magalhães
Whats I need to do for integrate Color Moments and FLANN using OpenCV?
java
android
3k
views
1
answer
no
votes
2019-05-01 13:52:07 -0600
SSteve
How to make the track bar move in steps e.g. step 1 = 25.5 and step 10= 255
opencv
python
spyder
86
views
no
answers
no
votes
2019-05-01 09:56:48 -0600
randomhero
record mouse pixel position inside video [closed]
opencv
python
Video
4k
views
2
answers
no
votes
2019-05-01 13:19:19 -0600
supra56
Error in findtransformECC
error
295
views
no
answers
no
votes
2019-05-01 05:55:57 -0600
antithing
Triangulate from stereo fisheye cameras?
triangulatePoints
undistortpoints
fisheye
drawcontour
75
views
no
answers
no
votes
2019-05-01 04:23:59 -0600
thom
How can I save and load a trained Hashtable of a object model in surface_matching.
surface_matching
1k
views
no
answers
no
votes
2019-05-02 04:09:13 -0600
Mattpiz
How to decode an image using Emscripten?
Emscripten
webassembly
849
views
1
answer
no
votes
2019-04-30 11:16:57 -0600
Marcelo Souza
Stitching similar images
image-stitching
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