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29,830 questions
Tagged
111
views
no
answers
-1
votes
2019-03-10 12:44:32 -0600
fl1ppyXD
Hide the Executable [closed]
cmd
hidden
image
display
445
views
no
answers
-1
votes
2019-03-13 04:03:28 -0600
viohh
decomposeHomographyMat isn't working
c++
opencv
homography
decomposehomography
6k
views
no
answers
no
votes
2019-03-13 13:46:54 -0600
Bill Quesy
Imshow MultiThreading
imshow
54
views
no
answers
no
votes
2019-03-14 14:58:58 -0600
rlliles
Need help with finding containers that are running empty [closed]
volume
containers
104
views
no
answers
no
votes
2019-03-16 13:28:53 -0600
two4two
can it find particular images within a video file [closed]
image-recognition
98
views
no
answers
-1
votes
2019-03-16 16:31:54 -0600
Danilo Sotto
Help with recognition [closed]
image-recognition
246
views
no
answers
no
votes
2019-03-17 20:50:00 -0600
supra56
how to solve this error error: C:\build\2_4_winpack-bindings-win32-vc14-static\opencv\modules\imgproc\src\color.cpp:3783: error: (-215) scn == 3 || scn == 4 in function cv::cvtColor
python
CheckDataANDProcess
1k
views
1
answer
no
votes
2019-03-20 10:12:00 -0600
velicko91
OpenCV 4.01 face module for Java
java
face
make
766
views
no
answers
no
votes
2019-03-19 03:47:18 -0600
lucacc
imwrite write on usb drive [closed]
python
linux
opencv
146
views
no
answers
no
votes
2019-03-20 06:13:02 -0600
prb
how to get better human silhouettes from a video?
opencv
image_processing
1k
views
2
answers
-1
votes
2019-03-22 05:03:17 -0600
berak
ORB implementation in Java(Android package)
ORB
android
971
views
no
answers
-1
votes
2019-03-21 06:35:55 -0600
shariq_azim
How to measure distance of object (in image) with openCV.js
OpenCV.js
351
views
no
answers
no
votes
2019-03-22 15:52:29 -0600
zAsdf
How to measure a pixel's color every frame of a video?
pixel
Video
python
openvc
164
views
no
answers
no
votes
2019-03-24 20:34:04 -0600
PraveenRG
I had tried to build opencv source file but it it shows the errors as given in scheenshot
opencvbuild
297
views
no
answers
-1
votes
2019-03-25 23:35:33 -0600
Arnab190201
Code for crack detection on tracks
c++
opencv
image-processing
crackdeection
136
views
no
answers
-1
votes
2019-03-26 13:03:05 -0600
resolver101757
How do I make the characters standout on the following [closed]
background
greyscale
165
views
1
answer
-1
votes
2019-03-30 03:39:26 -0600
berak
Why 'resize' become error after looping function was added?
resize
looping
image-processing
13k
views
1
answer
no
votes
2019-03-29 01:44:40 -0600
berak
How to draw line with alpha transparency?
draw
Line
69
views
no
answers
-1
votes
2019-04-04 08:55:28 -0600
Der Luftmensch
Error using calculLut and/or getMinMaxHistogram
deleted-sample1
960
views
no
answers
no
votes
2019-04-04 05:58:46 -0600
droog_the_droog
Using OpenCV in Python via a C# application [closed]
c#
opencv
feature
detection
detectandcompute
python
928
views
1
answer
no
votes
2019-04-13 15:08:22 -0600
supra56
i was making motion detection for detecting alphabets using opencv mnp models(SOLVED)
opencv
opencvpython
python
584
views
no
answers
no
votes
2019-04-08 09:01:00 -0600
jonasiyou
Haar Cascade for fingers [closed]
finger
xml
Haar
cascade
2k
views
1
answer
no
votes
2019-04-11 07:33:38 -0600
Grillteller
Detecting Very light particles in an image
Count
dots-pattern
dots
objectrecognition
600
views
no
answers
-1
votes
2019-04-11 11:10:03 -0600
Daniel Internovam
Can you recognize the foot and then put a shoe, so that it follows the movement and turn of the foot? [closed]
Foot
reconigtion
AR
6k
views
2
answers
-1
votes
2019-04-13 10:05:16 -0600
supra56
error: OpenCV(3.4.1) C:\Miniconda3\conda-bld\opencv-suite_1533128839831\work\modules\highgui\src\window.cpp:356: error: (-215) size.width>0 && size.height>0 in function cv::imshow
opencv-python
CheckDataANDProcess
1k
views
1
answer
-1
votes
2019-04-15 04:50:32 -0600
StevenPuttemans
Trying to create own haarcascade xml file for pens
haartraning
257
views
no
answers
-1
votes
2019-04-18 03:10:13 -0600
cjacquel
Patent on Surf and Sift [closed]
SURF
CameraGLSurfaceView
935
views
1
answer
no
votes
2019-04-22 05:45:03 -0600
supra56
python requests mjpeg url
python
434
views
no
answers
-1
votes
2019-04-23 16:45:39 -0600
sazr
Calculate median/mode but ignore black colour
python
masking
68
views
no
answers
-1
votes
2019-04-24 01:24:33 -0600
berak
Hi. Trying to troubleshoot this error
windows
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