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12,357 questions
Tagged
255
views
no
answers
no
votes
2013-09-12 11:56:22 -0600
neoirto
GPU::VideoReader_GPU output strange color with YUV420 source
NVCUVID
444
views
no
answers
no
votes
2016-10-11 03:51:14 -0600
pmousoul
Convolution of ROI using as border the pixels outside the ROI
Convolution
roi
border
filter2D
Rect
516
views
no
answers
no
votes
2016-11-12 21:29:59 -0600
FooBar
How to find a segment location after applying PyrMeanShiftFiltering.
c-api
color-segmentation
483
views
no
answers
no
votes
2015-04-01 15:53:43 -0600
mario jack
beginner errors with Raspberry PI / Opencv / Python
opencv
207
views
no
answers
no
votes
2018-09-26 13:09:17 -0600
Ryan Lewkowicz
Simple logo haar file I created causes tons of false positives.
cvhaartraining
haartraning
Haar
525
views
no
answers
no
votes
2017-01-25 05:41:24 -0600
gregkr
OpenCV build error
build
cmake
957
views
no
answers
no
votes
2017-12-26 04:56:30 -0600
Davidfun
C++ access violation exception in the function findContours()
c++
opencv
466
views
no
answers
no
votes
2020-03-01 11:03:18 -0600
Maksat
Zero-normalised cross correlation for Template Matching
matchTemplate
ZNCC
186
views
no
answers
no
votes
2018-05-30 12:52:03 -0600
jshannon
Generic calibration for 90 degree FOV camera
fisheye
calibration
394
views
no
answers
no
votes
2013-10-10 04:27:53 -0600
bunta
how to extract Mouth data from image in javaCV
java
javacv
#opencv
303
views
no
answers
no
votes
2019-10-01 11:43:01 -0600
WolfG
CMake save config
cmake
save
config
5k
views
no
answers
no
votes
2018-01-22 01:52:11 -0600
student_turkey
How to stream from an ip camera?
ipcamera
opencv3
python2
806
views
no
answers
no
votes
2014-03-07 01:44:49 -0600
Ričards
Problem connecting multiple IP-Cameras C++
videocapture
ipcameras
256
views
no
answers
no
votes
2017-09-02 09:26:39 -0600
the_parzival
Problems in focusing when calibrating a DSLR--using OpenCV for Calibration
stereo-calibration
opencv
depthoffield
365
views
no
answers
no
votes
2016-10-11 16:39:22 -0600
chodi150
Adding nonfree module
c++
164
views
no
answers
no
votes
2020-02-21 07:25:45 -0600
cjacquel
LPQ with OpenCV
opencv
LPQ
277
views
no
answers
no
votes
2015-04-13 16:26:52 -0600
cyrus
Traincascade maxcatcount
traincascade
LBP
228
views
no
answers
no
votes
2017-02-28 02:23:22 -0600
Crazor
Recognizing and locating object from a bunch of Hough lines
opencv
detection
classification
recognition
1k
views
no
answers
no
votes
2018-07-13 01:25:56 -0600
ascii92
Camera properties
opencv
1k
views
no
answers
no
votes
2020-01-31 10:30:25 -0600
waitin450
Problem when building OpenCV with nvjpeg library
nvjpeg
168
views
no
answers
no
votes
2019-12-16 11:25:16 -0600
Jiangnan Cai
how to get an edge from the unconnected points?
edge
edgedetection
1k
views
no
answers
2
votes
2013-11-13 18:31:24 -0600
Phando
GPUImage and OpenCV
custom
filter
ios
gpuimage
#edgedetection
133
views
no
answers
1
vote
2016-10-19 07:41:15 -0600
r6colin
Cannot classify correctly.
LogisticRegression
438
views
no
answers
no
votes
2018-11-14 16:37:49 -0600
DanaChang
How to record video with 1 gigE camera and 1 USB camera at different framerates?
framerate
camera
639
views
no
answers
no
votes
2015-07-09 12:09:43 -0600
LBerger
iOS VideoCapture cap(0); Code will never be executed
xcode
Video
capture
110
views
no
answers
no
votes
2019-01-12 08:30:59 -0600
LBerger
Problem with Opencv tutorials and Opencv-Python tutorials
tutorials
265
views
no
answers
no
votes
2016-09-10 16:06:53 -0600
medou
Problem with compiling a code opencv2.4.9
c++
opencv
mingw
viola-jones
591
views
no
answers
no
votes
2018-02-03 10:38:40 -0600
karavas
Motion detection inside a view port of a map (minimap?)
viewport
minimap
862
views
no
answers
no
votes
2020-06-06 04:23:23 -0600
supra56
Why can't I get 3 webcam to run in parallel with pthreads?
threads
c++
Multithreading
mutex
pthread
1k
views
no
answers
no
votes
2015-06-18 13:15:21 -0600
darshan1810
Error for cv::FileStorage in JNI
android
c++
opencv
android-ndk
file-storage
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