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5,271 questions
Tagged
opencv
×
868
views
no
answers
-1
votes
2020-06-07 10:10:11 -0600
supra56
error: (-215) scn == 3 || scn == 4 in function cv::cvtColor
opencv
135
views
1
answer
no
votes
2020-06-08 02:45:17 -0600
berak
for using readNET, should i have to train model with channel first input type?
opencv
526
views
no
answers
no
votes
2020-06-08 09:24:47 -0600
nvedia
Delete frames from video with a specific color or object in it
python
Open
Video
c++
opencv
video-editing
580
views
no
answers
no
votes
2020-06-09 04:32:51 -0600
samkro
Split a cv::mat into submats based on each containing a contour
c++
opencv
image-processing
Split
480
views
no
answers
no
votes
2020-06-09 16:58:21 -0600
PointOneSixEgt
1D data interpolation
opencv
204
views
no
answers
no
votes
2020-06-10 02:09:53 -0600
berak
Camera Exposure Time Get Problem
opencv
555
views
no
answers
no
votes
2020-06-10 03:07:01 -0600
berak
How to find the real distance between two ArUco markers.
aruco
computervision
opencv
python
tetragramm
574
views
no
answers
no
votes
2020-06-11 02:31:16 -0600
berak
Mobile app crashes when detecting facial landmarks [closed]
opencv
python
android
face
249
views
no
answers
no
votes
2020-06-11 06:35:45 -0600
supra56
how to extract minutiea from image using python-openCV?
opencv
minutiae
2d-image
1k
views
no
answers
no
votes
2020-06-12 04:03:47 -0600
xynx
Get 3D world coordinates from 2D image coordinates
python
camera
opencv
calibrateCamera
PnP
4k
views
1
answer
no
votes
2020-06-13 02:13:58 -0600
berak
I Am Trying To Do Face-recognition With Python But I Am Getting This Error: cv2.error: OpenCV(4.2.0) /Users/travis/build/skvark/opencv-python/opencv/modules/imgproc/src/resize.cpp:4045: error: (-215:Assertion failed) !ssize.empty() in function 'resize'
opencv
python
5k
views
2
answers
no
votes
2020-06-13 11:18:58 -0600
HYPEREGO
Passing an array of cv::GpuMat to a cuda kernel?
CUDA
opencv
gpumat
352
views
no
answers
no
votes
2020-06-13 14:29:37 -0600
10may
OpenCV DirectX 11 Interoperability
directx
opencv
c++
visual
studio
72
views
no
answers
-1
votes
2020-06-14 22:22:32 -0600
Zenora
How do i add the webcam feed from my AI facial detection software onto the top panel in my frame?
opencv
python
242
views
no
answers
no
votes
2020-06-15 12:14:18 -0600
superfly
Cx, Cy not equal to specs?
opencv
matrix
imager
805
views
no
answers
no
votes
2020-06-16 00:57:46 -0600
Volker Siegel
Install TensorFlow and OpenCV together - best practices?
installation
setup
tensorflow
opencv
ubuntu
linux
736
views
1
answer
no
votes
2020-06-18 02:45:13 -0600
berak
gcc: error: long: No such file or directory
qt
opencv
windres.exe
589
views
1
answer
no
votes
2020-06-18 08:37:22 -0600
gus
Compilation errors with g++-8 for OpenCV 4.3.0 with opencv_contrib (xfeatures2d namespace conflict)
compilation-error
g++
opencv_contrib4.3.0
opencv
opencv4.3.0
xfeatures2d
106
views
no
answers
no
votes
2020-06-19 02:17:56 -0600
jsbluecat
how to find two acircles grids
opencv
clib3d
2k
views
no
answers
no
votes
2020-06-19 07:56:26 -0600
YuriiChernyshov
OpenCV 4.3.0 can not detect CUDA 10.2
CUDA10.2
opencv
cuDNN
367
views
no
answers
no
votes
2020-06-21 08:07:58 -0600
Hormuz
OpenCV VideoCapture/FFMPEG/VLC , which one for realtime Systems ?
opencv
vlc
FFMEPG
videocapture
realtime
328
views
no
answers
no
votes
2020-06-21 14:29:47 -0600
VCAS
Face detection model doesn't detect any face (OpenCV with IE) [closed]
opencv
InferenceEngine
c#.net
1k
views
1
answer
no
votes
2020-06-22 02:40:14 -0600
palladin
OpenCV + WebCam + H.264 Streaming
c++
opencv
160
views
no
answers
no
votes
2020-06-22 09:47:34 -0600
VCAS
How to infer head pose with IE [closed]
opencv
Inference_engine
c#.net
262
views
no
answers
no
votes
2020-06-24 00:19:00 -0600
RaspberryLover
call opencv and guizero in raspberry [closed]
opencv
python
RaspberryPi
10k
views
1
answer
1
vote
2020-06-25 03:51:55 -0600
Eduardo
What are the differences between OpenCV 4.x and 3.x
opencv
branches
418
views
no
answers
no
votes
2020-06-26 03:22:47 -0600
supra56
convert IPLImage to unsigned short [closed]
opencv
c++
512
views
1
answer
no
votes
2020-06-26 11:46:50 -0600
berak
Train from haarcascade frontface
cascadeclassifier
opencv
traincascade
354
views
1
answer
-1
votes
2020-06-27 05:20:25 -0600
supra56
Python type casting [closed]
python
opencv
216
views
2
answers
no
votes
2020-06-27 07:56:41 -0600
supra56
Opencv Doxygen for python
opencv
python
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