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29,830 questions
Tagged
1k
views
no
answers
no
votes
2019-03-27 09:45:14 -0600
fredand44
How to build openCV.jar?
java
499
views
no
answers
no
votes
2019-03-27 13:26:56 -0600
ladynoob
I'm got a "free(): invalid pointer" error when try using detectAndCompute
SURF
featuredetector
210
views
no
answers
no
votes
2019-04-03 22:09:36 -0600
turiya
Cannot Run Code To Use Webcam capture and analysis
opencv
c++
visualstudio
481
views
no
answers
no
votes
2019-03-27 23:06:06 -0600
mk_kannan
How to create xml file for fish detection
cvHaarCascadeClassi
haartraning
fishface
fisheye
objectdetection
1k
views
no
answers
no
votes
2019-03-28 04:16:29 -0600
Nitinnaik
getting error while importing cv2 in python2
gstreamer
619
views
no
answers
no
votes
2019-04-02 04:48:31 -0600
Akhil Patel
How to implement tesseract ocr in android using native c++ opencv [closed]
android
opencv
tesseract
native
drawcontour
246
views
no
answers
no
votes
2019-03-28 06:20:48 -0600
noblerabbit
Double digit recognition
digit_recognition
digit_detection
181
views
no
answers
no
votes
2019-03-28 08:43:24 -0600
tobix10
Find significant differences in image
background-segm
background
segmentation
924
views
no
answers
1
vote
2019-03-28 09:06:57 -0600
emlot77
How to detect an object in an image using HOG Descriptors?
HOG
objectdetection
objectrecognition
c++
opencv
926
views
no
answers
no
votes
2019-03-28 21:47:26 -0600
ice_and_ice
warning: ../../lib/libopencv_core.so, needed by ./lib/libopencv_highgui.so, not found (try using -rpath or -rpath-link)
libraries
388
views
no
answers
no
votes
2019-03-29 05:17:59 -0600
leekeifon
Memory corruption on cv::cuda::warpPerspective
memory
gpu
CUDA
472
views
no
answers
no
votes
2019-03-29 06:05:11 -0600
isra60
Video Capture read() does not maintain average fps in live source (rtsp)
videocapture
gstreamer#rtsp
2k
views
no
answers
1
vote
2019-04-01 02:45:12 -0600
t3rb3d
Memory leak with opencv Mat and std::queue
memoryleak
releasemat
buffer
4k
views
no
answers
no
votes
2019-03-30 02:19:17 -0600
Nitinnaik
Error: gst_element_get_state: assertion 'GST_IS_ELEMENT (element)' failed
gstreamer
86
views
no
answers
no
votes
2019-03-30 05:25:30 -0600
Geeeo
Open cv 4 wont link on mac
OSX
1k
views
no
answers
no
votes
2019-03-30 09:39:35 -0600
son
(-215:Assertion failed) inputs.size() == requiredOutputs in function 'getMemoryShapes'
opencv
java
dnn
973
views
no
answers
no
votes
2019-03-30 22:11:39 -0600
Ed95
Augmented Reality using custom OpenCV
AR
augmented
reality
markers
photogrammetry
79
views
no
answers
1
vote
2019-03-31 03:34:46 -0600
siddhantsahu
Is the Attention mechanism (layer) implemented in the dnn module
dnn
90
views
no
answers
1
vote
2019-03-31 23:46:14 -0600
carman espanola
Classification of Sample DNN doese not working [closed]
sample
dnn
445
views
no
answers
1
vote
2019-04-03 08:52:03 -0600
Horst
implementation calibration (zhang) homography problem [closed]
calibration
274
views
no
answers
no
votes
2019-04-01 11:19:51 -0600
gepi
Is there a way to optimize MultiTracker_update method?
MultiTracker_update
279
views
no
answers
no
votes
2019-04-02 12:32:41 -0600
wgb-2019
I am having problems saving processed video, raw video saves fine in Python.
opencv
python
290
views
no
answers
no
votes
2019-04-02 06:52:00 -0600
tobix10
Camera view is blocked, uniform image
camera
obstructed
camerablocked
blockedview
1k
views
no
answers
no
votes
2019-04-02 10:14:55 -0600
jacob
Calculate Euler angles after SolvePnp
solvePnP
attitude
rotation
yaw
pitch
roll
258
views
no
answers
no
votes
2019-04-02 18:01:25 -0600
Dilbert
Setup for Cross platform
cross
cross-platform
146
views
no
answers
no
votes
2019-04-03 01:07:05 -0600
FxOCV
Android Multiple Cameras at same time
multiple
multiplecamera
233
views
no
answers
no
votes
2019-04-03 01:23:46 -0600
edawrdlu821120
SHARED memory between GpuMat and Mat
memory
shared
121
views
no
answers
no
votes
2019-04-04 02:31:17 -0600
Abdur Rahman
integrate problem of opencv android sdk. Error Is given below :
Integrate
cpp
676
views
no
answers
no
votes
2019-04-04 02:36:45 -0600
turiya
c1083 :Cannot open include file: 'stdafx.h': No such file or directory [closed]
errorc1083
errore1696
e1696
67
views
no
answers
-1
votes
2019-04-04 08:55:28 -0600
Der Luftmensch
Error using calculLut and/or getMinMaxHistogram
deleted-sample1
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