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2,575 questions
Tagged
c++
×
1k
views
1
answer
no
votes
2020-02-18 10:00:56 -0600
kbarni
how to detect discontinuity in object boundaries
opencv
c++
js
3k
views
no
answers
1
vote
2020-02-16 21:57:05 -0600
ToanVnET
OpenCV-VideoWriter can not write *.mp4 with C++ ?
ffmpeg
opencv
c++
videowriter
mp4
mpeg4
1k
views
1
answer
no
votes
2020-02-15 01:11:59 -0600
berak
error: ‘imread’ was not declared in this scope
opencv
c++
ubuntu
133
views
no
answers
1
vote
2020-02-10 04:55:13 -0600
osky
Tracing opencv functions for remap()
tracing
FPGA
profiling
c++
opencv
227
views
1
answer
no
votes
2020-03-29 05:17:01 -0600
ComputerVisionary
Is there a way to use a trained CascadeClassifier for just classification in OpenCV 3.x?
cascadeclassifier
c++
opencv
runat
setimage
classification
680
views
1
answer
1
vote
2020-02-05 04:53:23 -0600
jstefanelli
[4.2.0] FileStorage crash on getNodePtr() (Segmentation Fault)
FileStorage
getNodePtr
c++
YML
772
views
1
answer
no
votes
2020-02-04 13:31:15 -0600
mvuori
Removing circles inside larger circles
c++
721
views
1
answer
2
votes
2020-02-05 01:46:58 -0600
LBerger
How to port image registration C++ code to Python
image-registration
c++
python
1k
views
1
answer
no
votes
2020-01-29 21:31:07 -0600
chee0007
Issues compiling opencv-3.4.8 with cuda-10.2 in Ubuntu
c++
CUDA10.2
aarch64
compilation-error
659
views
no
answers
no
votes
2020-01-29 04:19:30 -0600
eLtronicsvilla
How can I re-track an object if track(using optical flow) lost?
object-tracking
image-processing
c++
opencv
computervision
opticalflow
739
views
no
answers
no
votes
2020-01-29 03:39:48 -0600
cybdev
Triangulation with multiple cameras
c++
triangulation
triangulatePoints
SfM
250
views
no
answers
no
votes
2020-01-28 10:57:06 -0600
Kitnos
Read all jpg images from a folder with glob except 2 images [closed]
glob
c++
folder
2k
views
no
answers
no
votes
2020-01-28 08:12:54 -0600
h22
How to see the contents of cv::Mat in debugger?
c++
CLION
debugging
Mat
617
views
no
answers
no
votes
2020-01-26 10:14:40 -0600
sreev
cuda nppial library not found while opencv compiling opencv-4.2.0
opencv
c++
CUDA
nvidia
415
views
no
answers
no
votes
2020-01-26 06:52:09 -0600
Huma
Execution time of OpenCvs net.forward() way too much(in minutes) than in windows
cross-compilation
c++
cv2.dnn
2k
views
no
answers
no
votes
2020-01-16 02:00:32 -0600
bozkurthan
Opencv Gstreamer Pipeline VideoCapture doesn't work on Raspberry Pi 4
gstreamer
RaspberryPi
c++
757
views
no
answers
1
vote
2020-01-09 05:00:16 -0600
Sean87
Calibrating camera only for one plane
calibrateCamera
calibration
c++
opencv
3k
views
1
answer
no
votes
2020-01-02 10:32:52 -0600
JeyP4
How to combine Color conversion(BGRA->BGR) and Remap operations?
Opencv3.0
remap
cvtColor
c++
4k
views
1
answer
1
vote
2019-12-30 06:11:12 -0600
berak
Convert a 2D array to Mat (OpenCV) using C++, but the output of the Mat is wrong
c++
2d
array
Mat
constructor
343
views
no
answers
no
votes
2019-12-29 23:20:22 -0600
jaylo
OpenCV Blender causes CL_BUILD_PROGRAM_FAILURE
stitching
opencl
c++
3k
views
no
answers
no
votes
2019-12-28 07:54:19 -0600
berak
Assertion failed (!fixedType() || ((Mat*)obj)->type() == mtype) in cv::_OutputArray::create while Performing DFT
assertion
c++
opencv
dft
160
views
no
answers
no
votes
2019-12-18 11:04:37 -0600
heisenburg007
Get video input when device not on uvc input
python
c++
opencv
159
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
222
views
no
answers
1
vote
2019-12-12 13:53:53 -0600
exbigboss
cv::findContours doesn't append to the OutputArrayOfArrays [closed]
findContours
c++
89
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
85
views
no
answers
-1
votes
2019-12-09 04:35:14 -0600
it_master
How to associate a Mat color value to an int/float value?
c++
1k
views
1
answer
no
votes
2019-12-09 12:16:06 -0600
gpcbitnik
How to pass image data from javascript to opencv c++ webassembly
Emscripten
c++
opencv
3k
views
1
answer
1
vote
2019-12-06 06:49:21 -0600
berak
Finding Dominant colors in an image in c++
c++
opencv
354
views
1
answer
no
votes
2019-12-05 12:11:35 -0600
mvuori
Mat ctor produces heap error?!?
heap
error
Mat
c++
65
views
no
answers
no
votes
2019-12-04 17:00:31 -0600
sjlee
How to use recolor effect in Excel with opencv [closed]
c++
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