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239 questions
Tagged
java
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android
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3k
views
4
answers
no
votes
2013-01-17 06:26:55 -0600
Alexander Smorkalov
camera preview gives gray images
android
java
15k
views
4
answers
5
votes
2014-03-01 14:27:20 -0600
Rui Marques
Set a threshold on FAST feature detection?
android
java
fast
featuredetector
8k
views
4
answers
1
vote
2016-06-10 04:43:37 -0600
AsparaJoe
Find the number of white pixels in contour
android
java
contours
pixel
489
views
3
answers
1
vote
2013-04-22 07:00:49 -0600
Andrey Pavlenko
Running the OpenCV4Android application on my PC
opencv4android
android
java
8k
views
3
answers
no
votes
2019-11-30 08:47:40 -0600
rtrahms
Importing OpenCV 4.X android SDK module into Android Studio
android
studio
java
opencv
drawcontour
6k
views
2
answers
2
votes
2012-07-09 07:45:02 -0600
Andrey Pavlenko
Unresolved inclusion in OpenCV+Android tutorial
native
java
jni
android
ndk
1k
views
2
answers
2
votes
2012-07-09 03:33:21 -0600
Andrey Pavlenko
How to contribute with a Java wrapper for native code functionality?
android
documentation
java
1k
views
2
answers
1
vote
2012-07-18 03:00:34 -0600
Ayan Acharya
native opencv camera for LBP based detection
android
java
cascade
xml
LBP
2k
views
2
answers
3
votes
2012-12-14 03:09:02 -0600
V.G.
tuto Android 4.1.1 + OpenCV 2.4.2 + Nexus S
android
camera
java
nexus-s
opencv
tutorial
5k
views
2
answers
no
votes
2012-12-14 03:11:29 -0600
V.G.
Android java convertTo
convertTo
watershed
android
java
828
views
2
answers
1
vote
2012-12-14 03:10:46 -0600
V.G.
Work with function calcOpticalFlowPyrLK
android
opencv
java
1k
views
2
answers
2
votes
2013-01-20 09:23:22 -0600
Alexander Smorkalov
Is there a way to grab all the pixels of a matrix in Java, operate on every pixel, and then put them all back into the image, using only two JNI calls?
android
jni
opencv
java
optimization
6k
views
2
answers
no
votes
2013-02-09 14:18:03 -0600
pietmau
CascadeClassifier with haarcascade apparently not working
android
java
cascadeclassifier
haarcascade
detectMultiScale
1k
views
2
answers
1
vote
2013-03-05 01:58:38 -0600
Alexander Smorkalov
GaussianBlur error with tutorial Camera-control
android
java
opencv
Gaussian
15k
views
2
answers
2
votes
2013-03-25 03:04:04 -0600
Andrey Pavlenko
make Mat from buffer byte
android
AndroidOpenCV
opencv
java
756
views
2
answers
no
votes
2013-04-23 09:10:56 -0600
MysticBE
NullpointerException when using a descriptor
android
opencv
opencv4android
java
6k
views
2
answers
2
votes
2013-04-26 03:08:59 -0600
StevenPuttemans
Face recognition using java in Android
Face-Recognition
android
java
Face-Detection
opencv
6k
views
2
answers
no
votes
2013-10-24 04:45:42 -0600
surodip
OpenCV error unsupported format or comibation of formats when doing FlannBased matching
opencv
android
java
FlannBasedMatcher
650
views
2
answers
1
vote
2013-09-30 01:04:55 -0600
itay
Replicate with mask in Opencv
opencv
java
android
Matlab
2k
views
2
answers
no
votes
2013-09-24 02:36:36 -0600
JohannesZ
Video Stabilization for moving camera
android
opencv4android
java
237
views
2
answers
no
votes
2013-12-04 04:14:40 -0600
Alexander Smorkalov
Why does my Android program fire "Tegra compatible GPU found" like crazy?
android
java
tegra
2k
views
2
answers
no
votes
2014-09-03 03:20:59 -0600
Namrata
Video Processing in Android
android
java
opencv
video-processing
4k
views
2
answers
2
votes
2015-01-23 17:29:44 -0600
Der Luftmensch
Measuring Distance from Camera to Target in Image
camera
java
android
4k
views
2
answers
1
vote
2015-11-14 07:17:29 -0600
Savail
OpenCV Manager not installing correct libraries for some devices
android
java
5k
views
2
answers
1
vote
2017-11-16 03:16:25 -0600
ChukZ
Detecting rectangle on android
android
java
opencv
object_recognition
855
views
2
answers
no
votes
2017-12-21 21:33:45 -0600
moHe
Measuring height and weight of rectangle
android
java
1k
views
2
answers
no
votes
2020-10-22 00:54:59 -0600
sohamgandhi
Video writer in java not saving
java
opencv
videowriter
android
CreateVideoWriter
1k
views
2
answers
1
vote
2020-04-27 01:45:58 -0600
pivdet
How to declare a small image for test in openCV Android?
android
java
kotlin
837
views
1
answer
2
votes
2012-07-11 04:29:56 -0600
Andrey Pavlenko
Performance issues on porting warpPerspective into my project
java
jni
opencv
performance
android
8k
views
1
answer
3
votes
2012-12-01 14:05:33 -0600
pcbje
Face Recognition on Android
android
java
FaceRecognizer
train
contrib
javacv
1
2
3
4
5
...
8
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