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
175
views
no
answers
no
votes
2019-07-12 21:13:30 -0600
nvmnghia
Cannot compile with MKL
cmake
1k
views
1
answer
no
votes
2019-07-13 11:31:02 -0600
MaggPI
cv.imwrite is not a fuction error
OpenCV.js
imwrite
function
1k
views
no
answers
no
votes
2019-07-13 04:42:27 -0600
supra56
How to decrease sensitivity when detecting objects in image. [closed]
measure
Dimensions
opencv
detection
2k
views
no
answers
no
votes
2019-07-13 07:25:51 -0600
ifandroid
Play 360° video with openCV
opencv
python
20k
views
1
answer
no
votes
2019-07-12 10:53:21 -0600
robcatinello
Why does VideoCapture(1) take so long?
cv2.videocapture
592
views
no
answers
no
votes
2019-07-12 08:59:03 -0600
the_phet
Python, when making a video it seems to ignore the set FPS
python
fps
Video
2k
views
2
answers
no
votes
2019-07-15 21:53:51 -0600
supra56
Building OpenCV as a static library gives thousands of undefined references[SOLVED]
linux
ubuntu14.04
opencv
static
615
views
no
answers
no
votes
2019-07-15 01:54:14 -0600
vishnu021988
Unable to use convertTo function in opencv gpumat when the gpumat created with cudamallocmanaged
opencv
CUDA
2k
views
1
answer
no
votes
2019-07-12 21:05:29 -0600
supra56
Open videofile with using opencv and gstreamer
python
opencv
381
views
no
answers
no
votes
2019-07-12 03:37:27 -0600
berak
hierarchical clustering
k-Means
hierarchicalCluster
segmentation#fault
563
views
1
answer
no
votes
2019-07-15 21:49:01 -0600
supra56
DNN module different results on windows and ubuntu for a custom yolov2 based model[SOLVED]
dnn
inference
4.0.1
ubuntu
darknet
2k
views
1
answer
no
votes
2019-07-12 06:18:33 -0600
supra56
python cv2.drawContours function is not drawing contours. I don't have any error in the program. I need help.
opencv
python
426
views
no
answers
no
votes
2019-07-12 01:01:18 -0600
chinesestud
How to hash - Opencv matrix, lbph histogram? [closed]
LBPH
hash
matrix
102
views
1
answer
no
votes
2019-07-12 01:46:06 -0600
berak
Draw difference in countours using reference images
python
opencv
1k
views
2
answers
no
votes
2019-07-12 00:57:48 -0600
berak
Can i use sift/ surf features in python for my project, if yes how?
SURF
SIFT
python
2k
views
1
answer
no
votes
2019-07-16 11:39:02 -0600
pgorley
Display raw 12 bpp grayscale image
Mat
c++
1k
views
1
answer
no
votes
2019-09-07 11:39:44 -0600
kobeking
How does stereo SGBM algorithm really work inside ?
StereoSGBM
edges
413
views
no
answers
no
votes
2019-07-11 09:33:44 -0600
Dronzer
How to automatically find pattern size for Opencv Camera Calibration?
c++
opencv
camera
calibration
895
views
no
answers
no
votes
2019-07-11 07:55:42 -0600
ROSpioneer
cannot find -lopencv_gapi
c++
opencv
1k
views
no
answers
no
votes
2019-07-11 03:59:56 -0600
thewoz
find4QuadCornerSubpix vs cornerSubPix
cornersubpix
ChessboardCorners
corners
370
views
no
answers
no
votes
2019-07-11 04:25:13 -0600
berak
how to import lstm net in opencv?
lstm
505
views
no
answers
no
votes
2019-07-11 06:34:32 -0600
supra56
I'm facing "[Errno 13] Permission denied" error can any one help
PermissionError
746
views
no
answers
-1
votes
2019-07-11 22:47:26 -0600
supra56
I have got this (-215:Assertion failed) Error, and i couldn't find any solution for this, please help
AssertionFailed-215
815
views
no
answers
no
votes
2019-07-11 01:52:54 -0600
Lgum
Still image capture at high resolution
videocapture
713
views
1
answer
no
votes
2020-04-07 09:06:53 -0600
zelda
Android studio: undefined reference to cv::Stitcher
android
stitcher
CMakeLists
154
views
no
answers
no
votes
2019-07-11 03:04:28 -0600
berak
Python Open CV Homography giving unexpected results. Pleaase suggest what changes in code needed!!!!
python
opencv
cvFindHomography
150
views
no
answers
no
votes
2019-07-10 18:56:09 -0600
SRG-FTL
Why do not the parameter values change using the trainAuto () function of the SVM class of OpenCV 3.4?
SVM
machine-learning
java
412
views
no
answers
no
votes
2019-07-10 17:46:59 -0600
bronstein87
can't build OpenCV + GStreamer correctly (MinGW, Windows)
gstreamer
1k
views
1
answer
-1
votes
2019-07-10 16:29:14 -0600
emmanuelsiqueira
Error line: 49 id = names[id] IndexError: list index out of range
opencv-python
1k
views
1
answer
no
votes
2019-07-11 04:18:30 -0600
berak
OpenCV.JS cv.Sift is not a constructor
opencvjs
« previous
1
...
100
101
102
103
104
...
995
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×10
python
×7
c++
×3
4.0.1
×1
android
×1
AssertionFailed-215
×1
calibration
×1
camera
×1
ChessboardCorners
×1
cmake
×1
CMakeLists
×1
corners
×1
cornersubpix
×1
CUDA
×1
cv2.videocapture
×1
cvFindHomography
×1
darknet
×1
detection
×1
Dimensions
×1
dnn
×1
edges
×1
fps
×1
function
×1
gstreamer
×1
hash
×1
hierarchicalCluster
×1
imwrite
×1
inference
×1
java
×1
k-Means
×1
LBPH
×1
linux
×1
lstm
×1
machine-learning
×1
Mat
×1
matrix
×1
measure
×1
opencvjs
×1
OpenCV.js
×1
opencv-python
×1
PermissionError
×1
segmentation#fault
×1
SIFT
×1
static
×1
StereoSGBM
×1
stitcher
×1
SURF
×1
SVM
×1
ubuntu
×1
ubuntu14.04
×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
×
