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29,830 questions
Tagged
862
views
no
answers
no
votes
2020-07-19 06:40:59 -0600
Niessoh
Why is setting frame height and width prevents saving the webcam stream to disk?
opencv
python
cv2
504
views
no
answers
no
votes
2020-07-20 06:16:19 -0600
Syamim
Finding suitable HSV color
cv2.COLOR_RGB2HSV
colortracking
832
views
no
answers
1
vote
2020-07-20 07:52:28 -0600
pardeep kumar
How to Generate a .pbtxt from .pb which is trained with the New TF 2 Object detection API
cv2.dnn
dnn
2k
views
no
answers
no
votes
2020-07-29 17:30:02 -0600
sydsdk
Compiling Tracker from tutorial leads to error: ‘Tracker’ was not declared in this scope
tracking
cpp
c++
opencv_contrib
492
views
no
answers
no
votes
2020-08-05 23:03:35 -0600
supra56
Is it possible to use tee in gstreamer pipeline inside VideoCapture() API?
1#opencv#c++
225
views
no
answers
no
votes
2020-07-20 23:26:33 -0600
cookiecookie
CUDA headers still appear even if -DWithCUDA=OFF ?
CUDA
ios
491
views
no
answers
no
votes
2020-07-21 07:40:39 -0600
resge98
don't know how to predict classes with RCNN ResNet50 and the dnn method
dnn
python
readNetFromTensor
faster_rcnn
371
views
no
answers
no
votes
2020-07-21 12:05:21 -0600
rgov
Assign to a single channel of GpuMat
CUDA
gpumat
cudaGpuMat
792
views
no
answers
no
votes
2020-07-22 09:49:43 -0600
logidelic
getPerspectiveTransform & perspectiveTransform
perspectiveTransform
perspective
189
views
no
answers
no
votes
2020-07-22 05:32:14 -0600
xjf
loading tensorflow model with dropout layers by opencv
tensorflow
1k
views
no
answers
no
votes
2020-07-22 08:26:09 -0600
totolia
How to convert cv2.cuda_GpuMat to cv::cuda::GpuMat
opencv
CUDA
451
views
no
answers
no
votes
2020-07-22 09:29:24 -0600
astronaut
Surface Matching never get any results with any data, why?
pose
99
views
no
answers
no
votes
2020-07-22 12:00:47 -0600
exalight
tonemap result black image
Tonemap
Reinhard
715
views
no
answers
no
votes
2020-07-22 15:56:04 -0600
SeanStephensenAIRM
Trackbars sometimes fail to show up
trackbar
GUI
window
resize
576
views
no
answers
no
votes
2020-07-23 00:30:52 -0600
Aravind R
ImportError: dlopen failed: "/data/data/ravag3r.imagecomparison.imagecomparison/files/app/_python_bundle/site-packages/cv2/cv2.so" is 64-bit instead of 32-bit [closed]
python3
opencv-python
kivy
androidapplication
409
views
no
answers
no
votes
2020-07-23 08:54:58 -0600
Xerror
how to use pyopencv_to function
c++
opencv
CUDA
588
views
no
answers
no
votes
2020-07-23 09:29:44 -0600
Will
Enabling Address Sanitizer for OpenCV builds
build
cmake
785
views
no
answers
no
votes
2020-07-23 11:08:41 -0600
art3mis
Compiling OpenCv with CUDA support in Windows 10
CUDA
windows
501
views
no
answers
no
votes
2020-07-23 19:29:10 -0600
Edson.Ferraz
VideoCapture can open an multicast video stream UDP protocol
videocapture
URLMulticastStream
124
views
no
answers
no
votes
2020-07-23 23:20:37 -0600
jayjt1
getting java.lang.UnsatisfiedLinkError in android project
unsatisfiedlinkerror
3k
views
no
answers
-1
votes
2020-08-05 22:53:20 -0600
supra56
Capture Video from Camera using cv2.VideoCapture(0) not working
cv2VideoCapture
954
views
no
answers
1
vote
2020-07-24 10:31:57 -0600
Sfeeeen
Is there a better approach to stitch images if they are linearly spaced
stitching
stitcher
289
views
no
answers
-3
votes
2020-07-25 03:38:21 -0600
HardTracker
Why you use chessboard? [closed]
calibration
tracking
rectangle
251
views
no
answers
-1
votes
2020-07-25 07:37:49 -0600
SezerD
Finding Perpendicular Speed of a Ball [closed]
balltracking
speed
1k
views
no
answers
no
votes
2020-08-07 02:35:14 -0600
bgengine
compare two pictures of color
Color
comparison
480
views
no
answers
no
votes
2020-07-26 10:42:25 -0600
usuf
how to convert xy coordinates to Gcode [closed]
opencv#nodejs
602
views
no
answers
no
votes
2020-07-26 17:23:22 -0600
Epiphron
Comparing webpage screenshots to identify changes? [closed]
website
webpage
screenshot
screenshots
comparison
compare
868
views
no
answers
no
votes
2020-07-27 18:11:11 -0600
Brendon Costa
What options exist in OpenCV to improve the thresholding algorithm used for contour detection of fish arches on sonar images?
Thresholding
1k
views
no
answers
no
votes
2020-07-27 13:22:35 -0600
GarhwalRifles
c++ dnn text detection cpp sample with https://github.com/MaybeShewill-CV/CRNN_Tensorflow
c++#dnn#opencv
5k
views
no
answers
no
votes
2020-08-05 23:24:32 -0600
supra56
global /io/opencv/modules/videoio/src/cap_v4l.cpp (880) open VIDEOIO(V4L2): can't find camera device
ubuntu18.04
camera
imagerecognition
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