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29,830 questions
Tagged
9k
views
2
answers
-1
votes
2014-09-17 18:19:26 -0600
1000eyes
Core hpp header must be compiled with C++
#IOS#OpenCV
381
views
2
answers
-1
votes
2014-07-07 06:48:22 -0600
thdrksdfthmn
How to save an image from OpenCV
c++
image
imagesaving
image-processing
3k
views
2
answers
1
vote
2014-07-08 11:25:02 -0600
abelis
How to play UDP multicast transport stream (not RTP!)
play
ts
udp
4k
views
2
answers
no
votes
2014-07-14 12:26:08 -0600
Abhishek Kumar Annamraju
How to determine the distance between the camera and the face in Android?
camera
656
views
2
answers
no
votes
2014-07-09 09:52:29 -0600
Mathieu Barnachon
Ubuntu destroyAllWindows bug?
display+windowing
closeAllWindows
2k
views
2
answers
2
votes
2014-07-15 02:38:59 -0600
Adi
What is TAPI?
tapi
5k
views
2
answers
no
votes
2014-07-14 06:04:38 -0600
StevenPuttemans
OpenCV: Find original coordinates of a rotated point
c++
backprojection
921
views
2
answers
1
vote
2014-07-15 21:24:43 -0600
Witek
like the picture below,how can i deal with the blue edges?
edges
3k
views
2
answers
2
votes
2015-12-19 12:13:51 -0600
sturkmen
OpenCV HOG is not detecting people
c++
peopledetect
HOG
932
views
2
answers
no
votes
2014-08-05 16:47:47 -0600
MarcoK
Error during installation does not find file libopencv_core.so.2.4.0
install
#notfound
llibopencv_core
lubuntu
25k
views
2
answers
2
votes
2014-07-17 04:50:49 -0600
FooBar
How to compute intersections of two contours
contours
intersection
12k
views
2
answers
no
votes
2014-07-25 08:21:56 -0600
alejandrozuleta
tracking multiple objects by color Python OpenCV 2.x wrapper
opencv
python
HSV
Color
detection
629
views
2
answers
no
votes
2014-07-24 01:23:44 -0600
Abhishek Kumar Annamraju
SVM in OpenCV
SVM
12k
views
2
answers
4
votes
2014-07-24 05:53:14 -0600
JohannesZ
Meaning of Keypoints and Descriptors
keypoint
descriptor
4k
views
2
answers
no
votes
2014-07-25 13:48:23 -0600
rwong
working with pixel in Mat
#Mat#c++
585
views
2
answers
no
votes
2014-07-29 04:03:20 -0600
JohannesZ
use SIFt detector with SURF algorithm for image matching
#feature-detection
#sift
#surf
263
views
2
answers
no
votes
2014-07-29 03:03:00 -0600
Siegfried
i have drawn the rectangle for mouth and i would like to crop that drawn position .how to do it?i am a beginner to openCV
dynamiccropping
8k
views
2
answers
1
vote
2015-08-12 04:26:55 -0600
Menuka Ishan
Need dataset for: car, truck, bus, motorbikes
dataset
car-detection
2k
views
2
answers
no
votes
2014-08-03 09:12:57 -0600
daytan46
Bird Species Recognition - which algorithm? sample code?
bird
recognition
algorithm
2k
views
2
answers
no
votes
2014-08-01 19:30:43 -0600
rwong
Detecting spreaded white spots of light on a noisy gray-scale image.
#image-processing
#detection
#Shapedetection
#contours
563
views
2
answers
no
votes
2014-08-04 08:00:01 -0600
StevenPuttemans
License plates
Rect
roi
1k
views
2
answers
no
votes
2014-08-12 07:02:35 -0600
Plouf
warpAffine execution time varying
#warpAffine
#executiontime
22k
views
2
answers
2
votes
2014-08-07 12:33:58 -0600
Ilya Lysenkov
how to detect ellipse and get centers of ellipse
ellipse
3k
views
2
answers
5
votes
2015-12-06 16:32:27 -0600
sturkmen
fitEllipse - angle of resulting rotated rect
fitEllipse
Angle
rotatedrect
474
views
2
answers
no
votes
2015-01-27 06:46:48 -0600
StevenPuttemans
rebuild opencv2.4.9 with GStreamer ,but this option does not exist
Win7
gstreamer
ffmpeg
10k
views
2
answers
no
votes
2014-08-24 08:28:01 -0600
Olivier
error: (-215) (npoints = prevPtsMat.checkVector(2, CV_32F, true)) >= 0 in function calcOpticalFlowPyrLK
calcOpticalFlowPyrLK
4k
views
2
answers
1
vote
2014-08-21 04:50:18 -0600
berak
overlay smaller image over bigger image in a particular area
android
overlay
efficiency
size
8k
views
2
answers
1
vote
2014-08-25 11:22:44 -0600
Haris
count the number of objects from the edges
#android#opencv
34k
views
2
answers
4
votes
2015-05-01 06:00:52 -0600
Lightsolver
Cannot compile OpenCV 3.0
3.0.0
build
mingw
1k
views
2
answers
no
votes
2014-08-26 07:24:26 -0600
StevenPuttemans
how to detect face occluded image??
face
Occlusion
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