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30,553 questions
Tagged
27
views
1
answer
no
votes
2020-11-27 03:13:58 -0500
ieliz
Single Object Tracking in RealTime without cuda
object-tracking
realtime
1
view
no
answers
no
votes
2020-11-27 03:00:45 -0500
Phil2
guidance for mapping 2D image onto 3D geometry
2d-3d-mapping
texture
calibration
4
views
no
answers
-1
votes
2020-11-27 01:22:28 -0500
Gur
How to detect lens flare /glare in images
lens
Flare
Glare
44
views
3
answers
no
votes
2020-11-26 13:38:03 -0500
AndyK
Use Opencl to access Umat data
opencl
UMat
12
views
1
answer
no
votes
2020-11-26 08:27:48 -0500
marius
OpenCV 4 and TermCriteria CV_TERMCRIT_ITER [closed]
TermCriteria
22
views
1
answer
no
votes
2020-11-26 08:06:40 -0500
berak
Error "Assertion failed (scn == 3 || scn == 4) in cvtColor" when calculating ORB features on point cloud
3dreconstruction
cvCvtColor
ORB
featuredetector
12
views
no
answers
no
votes
2020-11-26 04:51:41 -0500
DaShirley
How to reduce the time cost of the first DNN inferring with INFERENCE_ENGINE backend ?
cv2.dnn
dnn
opencl
11
views
1
answer
no
votes
2020-11-26 02:57:24 -0500
berak
Trying to use MultiBandBlender in Java
MultiBandBlender
java
15
views
1
answer
no
votes
2020-11-25 20:14:10 -0500
crackwitz
Tracking a large number of dots on a cloth
Blob-tracking
object-tracking
opticalflow
13
views
no
answers
-1
votes
2020-11-25 15:49:52 -0500
serge
How to know the exact location of an object in an image after detecting it using haar-cascade?
robotics
planning
23
views
1
answer
no
votes
2020-11-25 11:55:52 -0500
crackwitz
Technique to find corresponding objects across stereo views
stereo_match
stereo-calibration
3dreconstruction
3d-image
24
views
1
answer
no
votes
2020-11-25 11:11:59 -0500
crackwitz
How do I read raw RGB data with Python?
python
raw
13
views
no
answers
no
votes
2020-11-25 09:20:23 -0500
DanKutz
Adding subtitles from .srt file C++ [closed]
c++
opencv
21
views
no
answers
no
votes
2020-11-24 22:57:47 -0500
Shabana
OpenCV with android not detecting image blur [closed]
android
opencv
22
views
no
answers
-2
votes
2020-11-24 21:33:38 -0500
gentle_rain
How can I segment text from images with complex backgrounds?
image-segmentation
OCR
computer-vision
21
views
no
answers
no
votes
2020-11-24 13:46:38 -0500
berak
heap errors without using anything from the lib
heap
error
21
views
no
answers
no
votes
2020-11-24 12:09:28 -0500
mael15
c++ heap error without using the library?! [closed]
heap
corruption
error
18
views
no
answers
no
votes
2020-11-24 10:44:25 -0500
daniel_vdc
Unable to open or export written video
cv2
opencv
python
58
views
1
answer
no
votes
2020-11-24 02:58:40 -0500
berak
How to eliminate Text underline?
grayText
darkerText
darkenText
ScannedDoc
19
views
no
answers
no
votes
2020-11-23 05:49:59 -0500
smitra
Perspective warping using QR codes as anchors in the image
cv2.warpPerspective
qrcode
20
views
no
answers
no
votes
2020-11-23 05:31:46 -0500
Ahmed
Cut faraway objects based on depth map
java
18
views
no
answers
no
votes
2020-11-23 04:37:45 -0500
Antrac1t
reading CPU data
OCR
neural_network
20
views
no
answers
no
votes
2020-11-23 02:49:36 -0500
genzy9
Demosaicing c++
demosaicing
debayer
125
views
no
answers
no
votes
2020-11-22 20:03:37 -0500
sunitha premjee
Didn't find class "android.view.JavaCameraView" on path: DexPathList[[zip file "==/base.apk"],nativeLibraryDirectories=[==/lib/arm64, ==/base.apk!/lib/arm64-v8a, /system/lib64]]
android
opencv
26
views
no
answers
no
votes
2020-11-22 10:53:01 -0500
Joanne
dnn with custom layer: Assertion failed !empty() in function 'forward'
dnn
layer
empty
dnn.forward
20
views
no
answers
no
votes
2020-11-22 09:17:03 -0500
sachet12345
Merging lines given end points
linesegmentdetector
37
views
no
answers
no
votes
2020-11-21 15:35:02 -0500
Ghetto82
RaspberryPI & OpenCV + Yolo: AttributeError: module 'cv2' has no attribute 'dnn'
RaspberryPi
yolo
opencv
dnn
objectdetection
112
views
no
answers
-2
votes
2020-11-21 14:28:23 -0500
berak
cv2.error: OpenCV(4.4.0)error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor', 14errors module cv2
cv2
python
assertionerror
facial_expression
50
views
1
answer
no
votes
2020-11-21 10:03:42 -0500
berak
Can I use OpenCV Android for commercial sales [2020]?
android
Licence
commercial
60
views
1
answer
-1
votes
2020-11-21 09:49:33 -0500
berak
Hello, I am working on the image face recognition project. I am getting error as follows. Please guide.
assertion_failed
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