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12,357 questions
Tagged
861
views
no
answers
no
votes
2018-03-06 17:22:10 -0600
nikifaets
Segmentation fault (core dumped) when using opencv_createsamples
Haar-like
createsamples
segmentation
fault
traincascade
Haar
8k
views
no
answers
no
votes
2014-07-14 06:25:43 -0600
drgs
Assertion failed error python
python
920
views
no
answers
1
vote
2014-03-28 22:59:19 -0600
freesunshine
how to open 4 channels CMYK JPG file?
jpg
cmyk
imread
2k
views
no
answers
no
votes
2017-05-02 13:01:46 -0600
FooBar
what is the solution to this error
imshow
929
views
no
answers
no
votes
2019-09-13 02:49:00 -0600
MHZ
Color detection and OCR
python
opencv
176
views
no
answers
no
votes
2015-03-17 11:27:24 -0600
215
Drawing histogram of hue channel of picture
c++
opencv
836
views
no
answers
1
vote
2017-04-04 06:17:40 -0600
kyranf
solvePnP issue with sudden rotation change, with occluded point/s
solvePnP
3d
Opencv3.2.0
1k
views
no
answers
no
votes
2015-02-16 05:54:28 -0600
A C
Track people coordinates in room using webcamera
person
tracking
677
views
no
answers
no
votes
2014-08-20 13:57:53 -0600
VladTheImpala
Preserve CMYK colorspace in OpenCV
cmyk
colorspace
352
views
no
answers
no
votes
2018-12-20 05:29:41 -0600
Eos Pengwern
Building in Linux using IPP-enhanced Zlib
cmake
zlib
intel
IPP
322
views
no
answers
no
votes
2019-01-05 10:11:41 -0600
wpadka
Haar cascade classifier - Multiple detecting same object
cascadeclassifier
haartraning
c++
opencv
284
views
no
answers
no
votes
2016-09-09 10:53:15 -0600
ricor29
Background model technique with disparity map
stereo
disparity
background
foregroundextraction
526
views
no
answers
no
votes
2017-06-28 03:12:47 -0600
berak
opencv3.2.0 java svm train error
java#opencv3.2#svm#
4k
views
no
answers
no
votes
2017-05-31 08:39:20 -0600
aligoglos
how to add openh264 to opencv
H264
616
views
no
answers
no
votes
2013-06-21 05:59:16 -0600
Rajat
Detecting neck of a human
#opencv
262
views
no
answers
no
votes
2015-01-08 00:24:26 -0600
Gopi Krishnan
architecture x86_64 error,While using c++ code in flandmark detection on mac osX
c++
opencv
mac_OSX
netbeans
1k
views
no
answers
no
votes
2017-12-24 07:32:10 -0600
Gina
Out of range error in delaunay-triangulation
subdiv2d
out_of_range
Delaunay
985
views
no
answers
no
votes
2019-09-26 10:18:57 -0600
Gandalf2019
linking opencv4.1.0 with code::blocks on Jetson nano
opencv4.1
codeblocks
Linking
171
views
no
answers
no
votes
2014-11-04 05:19:08 -0600
alti
Matching doesn't work for stored data depending on descriptor
#FeatureDetector
#matching
#surf
#ORB
#descriptors
653
views
no
answers
3
votes
2015-11-09 05:15:15 -0600
chr0x
C++ vs Python, the cost of the abstraction
python
c++
548
views
no
answers
no
votes
2014-07-15 06:02:43 -0600
pthbrk
OpenCV not detecting webcam on BeagleBone Black
webcam
arch
beaglebone
arm
alarm
2k
views
no
answers
no
votes
2020-07-14 05:57:00 -0600
dlrnae
Change a particular color in an Image Python
opencv
python
1k
views
no
answers
no
votes
2020-02-24 21:53:01 -0600
cwr
display OpenCV image at full “Retina” resolution on macOS
mac
OSX
resolution
Retina
macos
799
views
no
answers
no
votes
2014-08-19 20:42:34 -0600
troniousCV
opencv_traincascade.exe = Assertion Failed (s >= 0) Help?
opencv_traincascacde
264
views
no
answers
no
votes
2020-11-06 03:57:20 -0600
RegisAG
How to change color of all non transparent pixels to black?
android
162
views
no
answers
no
votes
2014-04-14 02:03:50 -0600
mats
Following a curve
curve
detection
221
views
no
answers
no
votes
2018-12-07 14:12:43 -0600
wus1
Why cv2.StereoSGBM.compute(left, right, disp) has no mask input
StereoSGBM
1k
views
no
answers
no
votes
2015-02-22 02:42:36 -0600
nikitos1550
findCircleGrid detection, how to debug?
findCirclesGrid
symmetric
Debug
recognition
4k
views
no
answers
no
votes
2018-10-15 11:14:58 -0600
agbj
minAreaRect internal Error
minAreaRect
convexHull
assertion
855
views
no
answers
no
votes
2013-12-31 05:08:55 -0600
mohsen
problem with cv.h header file
cv.h
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