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41 questions
Tagged
opencv
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opencv4android
×
264
views
no
answers
no
votes
2019-04-11 12:05:47 -0600
ManyToLearn
opencv4android for 3d reconstruction
java
opencv
opencv4android
3dreconstruction
3dmodel
pointcloud
637
views
1
answer
no
votes
2017-04-18 13:56:27 -0600
g3org3
Building OpenCV4Android With OpenGL and OpenCL Support
opencv4android
android
opencv
3k
views
1
answer
no
votes
2016-07-23 10:27:27 -0600
Solace
Is it possible to overlay a transparent image over a live camera view, such that it is overlayed over the captured photo as well?
opencv4android
Opencv3.0
opencv
overlay
displayoverlay
598
views
1
answer
no
votes
2016-07-13 17:36:08 -0600
Tetragramm
Looking for a way to turn a circle (unfilled) into a line.
android
opencv
opencv4android
778
views
no
answers
no
votes
2016-06-26 18:44:38 -0600
Solace
Why am I getting this Assertion Failed error in my calcHist() call? [closed]
opencv4android
opencv
Opencv3.0
histogram
calcHist
881
views
1
answer
no
votes
2016-06-26 18:46:10 -0600
Solace
Why does calcHist() method create an empty black histogram Mat?
opencv4android
opencv
Opencv3.0
histogram
calcHist
1k
views
1
answer
no
votes
2016-06-28 00:02:26 -0600
berak
Converting histogram Mat to BitMap - Getting OpenCV Error (src.type() == CV_8UC1 || src.type() == CV_8UC3 || src.type() == CV_8UC4)
opencv4android
opencv
Opencv3.0
histogram
bitmap
750
views
1
answer
no
votes
2016-06-26 09:38:52 -0600
sturkmen
How to draw contours INSIDE the edges of detected shape/blob?
opencv4android
opencv
Opencv3.0
215
views
no
answers
no
votes
2016-06-24 13:12:11 -0600
jojo94
how to use opencv4android pca to train svm model? [closed]
android
opencv
Opencv3.0
opencv4android
PCA
4k
views
no
answers
no
votes
2016-04-28 06:41:07 -0600
WhoAmI
Cannot load info library for OpenCV
opencv4android
android
opencv
411
views
1
answer
no
votes
2016-06-27 14:51:16 -0600
Solace
Why is the drawContour() in OpenCV generating this strange Mask?
opencv
opencv4android
Opencv3.0
contour
submat
1k
views
1
answer
no
votes
2016-04-20 08:43:08 -0600
sturkmen
How to create an ROI (Region-Of-Interest or submat) from a contour?
opencv
opencv4android
Opencv3.0
contour
submat
96
views
no
answers
no
votes
2016-04-19 04:02:09 -0600
Solace
How to determine if OpenCV4Android has already been initialized?
opencv4android
opencv
initasync
OpenCVLoader
409
views
1
answer
no
votes
2016-04-10 22:44:17 -0600
Tetragramm
Using OpenCV4Android, how to blur a part of an image?
opencv4android
opencv
Opencv3.0
blur
blurring
156
views
no
answers
no
votes
2016-02-24 03:40:15 -0600
Mustansar Saeed
Detect real time face only [closed]
opencv4android
android
opencv
558
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
2k
views
no
answers
no
votes
2016-01-12 03:01:33 -0600
Solace
How to change the values of HSV channels of a pixel using OpenCV4Android?
opencv4android
android#opencv
opencv
HSV
imageprocessing
android
112
views
no
answers
no
votes
2015-09-28 11:53:43 -0600
Silberlicht
OpenCV4Android - Get 16bit pixel values?
android
opencv
opencv4android
113
views
no
answers
no
votes
2015-08-27 15:31:55 -0600
DDS_Mytheral
Converting pixel data from MatLab to something useable in OpenCV4Android
android
opencv
Matlab
opencv4android
223
views
1
answer
no
votes
2015-08-03 19:16:57 -0600
unxnut
Isolating a change in color in OpenCV.
beginner
opencv
opencv4android
952
views
no
answers
no
votes
2015-05-08 09:41:30 -0600
KevinWorkman
Android4OpenCV: setting resolution at startup
opencv4android
android
opencv
1k
views
no
answers
1
vote
2015-04-05 11:07:27 -0600
nicolausYes
Detect type of document in a real-time
opencv
opencv4android
android
image-recognition
image-processing
1k
views
1
answer
no
votes
2015-03-18 12:38:29 -0600
Haris
OpenCV - Computing a best fit grid
opencv
opencv4android
circlesgrid
2k
views
no
answers
no
votes
2015-03-17 08:26:07 -0600
Mytheral
OpenCV4Android - Otsu's Method: Error [closed]
android
opencv4android
opencv
261
views
no
answers
no
votes
2015-03-04 13:31:53 -0600
Mytheral
Android - Does OpenCV4Android support sortIdx? [closed]
android
opencv
opencv4android
409
views
no
answers
1
vote
2014-01-19 09:03:49 -0600
Azwan
Converting threshold image to binary data [closed]
opencv
opencv4android
threshold
binary
convert
200
views
1
answer
no
votes
2013-05-31 17:41:51 -0600
Notas
How much byte does BRIEF use with the Java wrapper?
brief
opencv
opencv4android
1k
views
2
answers
no
votes
2013-05-16 12:02:38 -0600
StevenPuttemans
Convert String to Mat Java
java
opencv
opencv4android
1k
views
1
answer
1
vote
2013-05-12 17:08:49 -0600
MysticBE
How rotation invariant is FAST + FREAK in practice?
android
opencv
freak
fast
opencv4android
685
views
3
answers
no
votes
2013-05-14 06:34:12 -0600
MysticBE
Does the matching work in OpenCV 2.4.4?
opencv
java
opencv4android
1
2
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