First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date ▲
activity
answers
votes
29,830 questions
Tagged
1k
views
1
answer
no
votes
2020-07-21 01:34:13 -0600
berak
Stereo Camera Calibration - World Origin
stereo
stereo-calibration
calibration
aruco
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
489
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++
224
views
no
answers
no
votes
2020-07-20 23:26:33 -0600
cookiecookie
CUDA headers still appear even if -DWithCUDA=OFF ?
CUDA
ios
468
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
366
views
no
answers
no
votes
2020-07-21 12:05:21 -0600
rgov
Assign to a single channel of GpuMat
CUDA
gpumat
cudaGpuMat
2k
views
1
answer
no
votes
2020-07-21 15:31:47 -0600
Onkar
opencv install not occuring
install
ubuntu20.04
python
743
views
no
answers
no
votes
2020-07-22 09:49:43 -0600
logidelic
getPerspectiveTransform & perspectiveTransform
perspectiveTransform
perspective
302
views
1
answer
no
votes
2020-07-22 04:49:19 -0600
Maksat
Zoom lenses to calibrate
zoom
lens
calibrate
camera
184
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
425
views
no
answers
no
votes
2020-07-22 09:29:24 -0600
astronaut
Surface Matching never get any results with any data, why?
pose
96
views
no
answers
no
votes
2020-07-22 12:00:47 -0600
exalight
tonemap result black image
Tonemap
Reinhard
696
views
no
answers
no
votes
2020-07-22 15:56:04 -0600
SeanStephensenAIRM
Trackbars sometimes fail to show up
trackbar
GUI
window
resize
575
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
3k
views
2
answers
1
vote
2020-07-23 03:52:44 -0600
sturkmen
How do I save a video multiple times in python
cv2.VideoWriter
1k
views
1
answer
-1
votes
2020-07-23 06:22:31 -0600
berak
Conversion JPEG to raw image
jpeg
5k
views
1
answer
no
votes
2020-07-23 07:03:40 -0600
jvincent
accelerate OpenCV functions on gpu through CUDA
gpu
CUDA
accelerated
1k
views
1
answer
no
votes
2020-07-23 09:22:47 -0600
berak
Accelerate undistort() with parallelism on GPU
parallelization
gpu
CUDA
Undistort
405
views
no
answers
no
votes
2020-07-23 08:54:58 -0600
Xerror
how to use pyopencv_to function
c++
opencv
CUDA
1k
views
1
answer
1
vote
2020-07-27 04:56:28 -0600
berak
NMSBoxes output with top_k parameter
nms
top_k
python
object-detection
578
views
no
answers
no
votes
2020-07-23 09:29:44 -0600
Will
Enabling Address Sanitizer for OpenCV builds
build
cmake
750
views
no
answers
no
votes
2020-07-23 11:08:41 -0600
art3mis
Compiling OpenCv with CUDA support in Windows 10
CUDA
windows
494
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
123
views
no
answers
no
votes
2020-07-23 23:20:37 -0600
jayjt1
getting java.lang.UnsatisfiedLinkError in android project
unsatisfiedlinkerror
2k
views
1
answer
no
votes
2020-07-24 02:10:20 -0600
berak
How to save video using thread
python
cv2.VideoWriter
2k
views
1
answer
no
votes
2020-07-24 03:48:27 -0600
berak
Find first non-black pixel
python
219
views
1
answer
no
votes
2020-07-24 09:46:05 -0600
kbarni
Will pay for libopencv_java.so v2.4.9 - arm64-v8a
libopencv_java.so
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
937
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
« previous
1
...
972
973
974
975
976
...
995
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
CUDA
×7
python
×5
c++
×2
cv2.VideoWriter
×2
gpu
×2
opencv
×2
1#opencv#c++
×1
accelerated
×1
androidapplication
×1
aruco
×1
build
×1
calibrate
×1
calibration
×1
camera
×1
cmake
×1
cpp
×1
cudaGpuMat
×1
cv2VideoCapture
×1
dnn
×1
faster_rcnn
×1
gpumat
×1
GUI
×1
install
×1
ios
×1
jpeg
×1
kivy
×1
lens
×1
libopencv_java.so
×1
nms
×1
object-detection
×1
opencv_contrib
×1
opencv-python
×1
parallelization
×1
perspective
×1
perspectiveTransform
×1
pose
×1
python3
×1
readNetFromTensor
×1
Reinhard
×1
resize
×1
stereo
×1
stereo-calibration
×1
stitcher
×1
stitching
×1
tensorflow
×1
Tonemap
×1
top_k
×1
trackbar
×1
tracking
×1
ubuntu20.04
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×