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29,830 questions
Tagged
11k
views
1
answer
4
votes
2016-01-15 19:42:56 -0600
mozzis
OpenCV Build process warning : field of class type without a DLL interface used in a class with a DLL interface
opencv
CUDA
cmake
ALL_BUILD
306
views
1
answer
no
votes
2016-01-15 18:58:42 -0600
mozzis
Could OpenCV return a matrix for a function? [closed]
matrix
function
opencv
error
7k
views
1
answer
no
votes
2016-01-15 17:06:18 -0600
Tetragramm
Why is opencv's Template Matching method TM_SQDIFF so fast?
matchTemplate
cv_tm_sqdiff
98
views
no
answers
no
votes
2016-01-15 12:48:22 -0600
WH
Raspberry pi strange disk space [closed]
RaspberryPi
59
views
no
answers
no
votes
2016-01-15 12:20:16 -0600
ryu
i am unable to perform basic opration with python.
Basic
1k
views
1
answer
no
votes
2016-01-15 10:22:53 -0600
baro
canny on RGB color
canny
1k
views
1
answer
no
votes
2016-01-15 07:44:30 -0600
Albert
Camera Flash with OpenCV3.0.0 Android not working767
opencv
android
VideoProcessing
243
views
no
answers
no
votes
2016-01-15 06:18:47 -0600
Pedro Batista
How to compare compare contour of two image
opencv
c++
648
views
no
answers
1
vote
2016-01-15 05:50:07 -0600
RenanRosa
Train a classifier to detect objects based on its form and colors
Color
Haar
2k
views
1
answer
no
votes
2016-01-15 04:11:14 -0600
Kellerspeicher
Can't create lib files with CMake
cmake
opencv
Library
directory
PATH
351
views
1
answer
no
votes
2016-01-15 03:34:56 -0600
StevenPuttemans
I am a new in programming and opencv as well, I would like to learn it in a perfect way possible. how can I read a video from a file? is there any requirement to do so?
c++#opencv
12k
views
1
answer
1
vote
2016-01-15 00:27:40 -0600
Nbb
Normalized camera / image coordinates
coordinates
290
views
1
answer
no
votes
2016-01-14 16:31:37 -0600
Tetragramm
How can I store a char[] in Matrix Object in OpenCV Java?
matrix
char
put
opencv
java
805
views
no
answers
no
votes
2016-01-14 12:00:17 -0600
hybridrules
Unhandled exception (opencv_world300.dll)
exception
imwrite
CaptureDevice
3k
views
3
answers
2
votes
2016-01-14 10:55:04 -0600
sturkmen
How to record the time of stay by detected people in a video?
detection
multipleTracking
stay
multiple
tracking
bodytracking
6k
views
no
answers
no
votes
2016-01-14 10:43:51 -0600
Viotto
videocapture.read() returning black frame if camera did not have time to initialize
cam
black
frame
Initialization
10k
views
3
answers
no
votes
2016-01-14 10:38:54 -0600
sergiomb
Error building OpenCV 3.0.0 with FFMPEG
compilation-error
cap_ffmpeg_impl.hpp
ffmpeg
3k
views
1
answer
no
votes
2016-01-14 10:29:45 -0600
Kellerspeicher
opencv mat object thread safety
multi-thread
c++
opencv
846
views
no
answers
no
votes
2016-01-14 07:09:55 -0600
thesis_
Opencv Chamfer Matching Error in Results
opencv
python
templateMatching
327
views
1
answer
no
votes
2016-01-14 07:06:13 -0600
Tetragramm
How to track a letter T
contour
779
views
no
answers
no
votes
2016-01-14 05:57:21 -0600
grisi
opencv videocapture lag
lag
delay
buffersize
311
views
no
answers
no
votes
2016-01-14 05:24:57 -0600
edward
fisheye camea calibration
fisheye
932
views
no
answers
no
votes
2016-01-14 04:25:13 -0600
ocv_user
Imgproc.cvtColor or Imgproc.demosaicing for Bayer to RGB conversion in OpenCV Java
java
opencv
demosaicing
cvtColor
imwrite
BufferedImage
208
views
1
answer
no
votes
2016-01-14 03:48:49 -0600
ocv_user
Unable to store stort[] array in Matrix object : OpenCV Java
opencv
java
matrix
imwrite
imgcodecs
5k
views
1
answer
no
votes
2016-01-14 03:40:43 -0600
kbarni
Why pixels can have float values?
opencv
pixel
float
contours
137
views
1
answer
no
votes
2016-01-14 03:23:38 -0600
Adi
A raw format for testing purposes?
ppm
498
views
1
answer
no
votes
2016-01-14 02:24:45 -0600
tomnjerry
Save detected eyes in form of images
eyedetection
Facedetection
Haar
savefromwebcam
22k
views
no
answers
1
vote
2016-01-13 14:54:22 -0600
SSteve
Is there a function to see if a polygon is contained within another polygon?
polygon
pointPolygonTest
1k
views
no
answers
no
votes
2016-01-13 14:21:13 -0600
ocv_user
In OpenCV , failed to create an RGB image from a Bayer binary file. [closed]
java
Bayer
demosaicing
cvtColor
BufferedImage
566
views
no
answers
no
votes
2016-01-13 13:46:45 -0600
Solace
Why is pointPolygonTest() method of OpenCV4Android returning -1 for every pixel? [closed]
opencv4android
opencv
android
pointPolygonTest
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