OpenCV4Android

Contact owners and managers

1–21 of 903

This group is read-only (used for announcements only).

All questions should be asked at answers.opencv.org
All bugs should be reported to code.opencv.org
OpenCV for Android home page: opencv.org/android

0 selected

Andrey Pavlenko

1/17/13

Q&A

Re: after import opencv library, Error won't go away!

In my system these errors disappear after right click on the 'OpenCV Library' project and

unread,

Re: after import opencv library, Error won't go away!

In my system these errors disappear after right click on the 'OpenCV Library' project and

1/17/13

Andrey Pavlenko

1/17/13

Q&A

Re: Problems with equalizeHist function

what OpenCV version do you use? I've checked the latest 2.4.3.2 and the code works OK with

unread,

Re: Problems with equalizeHist function

what OpenCV version do you use? I've checked the latest 2.4.3.2 and the code works OK with

1/17/13

Alexander Smorkalov, Andrey Pavlenko2

11/12/12

Q&A

Re: [OpenCV4Android] Re: OpenCV 2.4.3 on Android. Work with CameraBridgeViewBase

I guess you need something like this: http://developer.android.com/reference/android/hardware/Camera.

unread,

Re: [OpenCV4Android] Re: OpenCV 2.4.3 on Android. Work with CameraBridgeViewBase

I guess you need something like this: http://developer.android.com/reference/android/hardware/Camera.

11/12/12

Alexander Smorkalov

11/12/12

Q&A

Re: [OpenCV4Android] Are there any guides that walkthrough building an app using native C++ from the ground up?

Hi Roger Lam, It is not OpenCV related question. Use official Android documentation and samples. Also

unread,

Re: [OpenCV4Android] Are there any guides that walkthrough building an app using native C++ from the ground up?

Hi Roger Lam, It is not OpenCV related question. Use official Android documentation and samples. Also

11/12/12

Droidkie, Andrey Pavlenko3

9/27/12

Q&A

Static Initialization Problem

i did what you posted but it still doesn't work. here is the log: Trying to get library list

unread,

Static Initialization Problem

i did what you posted but it still doesn't work. here is the log: Trying to get library list

9/27/12

Alexander Smorkalov, … Andrey Pavlenko3

9/27/12

Q&A

Re: [OpenCV4Android] OpenCV Tutorial 1 - Add OpenCV on API 8

As Alexander stated above, you should build the sample for API 11 target, but if it has MinSdkVersion

unread,

Re: [OpenCV4Android] OpenCV Tutorial 1 - Add OpenCV on API 8

As Alexander stated above, you should build the sample for API 11 target, but if it has MinSdkVersion

9/27/12

Rui Marques, Andrey Kamaev2

8/22/12

Q&A

Re: Does OpenCV for Android have the same functions than the "standard" OpenCV?

There are only two real cuts in OpenCV for Android: * no GUI functionality (imshow, namedWindow, etc)

unread,

Re: Does OpenCV for Android have the same functions than the "standard" OpenCV?

There are only two real cuts in OpenCV for Android: * no GUI functionality (imshow, namedWindow, etc)

8/22/12

Pedro Evaristo Gonzalez Sanchez

5/29/12

Q&A

What am I doing wrong?. I don't get to translate the ROI of one Image to a new one.

I get the same Image as the original, but I don't get a bigger one with the ROI in the center.

unread,

What am I doing wrong?. I don't get to translate the ROI of one Image to a new one.

I get the same Image as the original, but I don't get a bigger one with the ROI in the center.

5/29/12

RyanfaeScotland, … Andrey Pavlenko8

6/18/12

Q&A

Is the source to opencv_java.so available?

Sorry Andrey, didn't mean to make you repeat yourself. My opencv\android\build\modules\java

unread,

Is the source to opencv_java.so available?

Sorry Andrey, didn't mean to make you repeat yourself. My opencv\android\build\modules\java

6/18/12

@BonozoApps, … Andrey Pavlenko3

5/23/12

Q&A

Read and Write OpenCV Videos on Android

OpenCV is a native library with just thin wrappers to Java on Android. Currently Android doesn't

unread,

Read and Write OpenCV Videos on Android

OpenCV is a native library with just thin wrappers to Java on Android. Currently Android doesn't

5/23/12

Yau Mun, … sanju9

9/19/12

Q&A

How to use openCV with Android?

sir i'm beginner I followed your all step when i gives this command on command prompt the error

unread,

How to use openCV with Android?

sir i'm beginner I followed your all step when i gives this command on command prompt the error

9/19/12

diegovarese, … Andrey Pavlenko5

6/18/12

Q&A

Use Android OpenCV wrapper from java Console application in Eclipse

Currently we support Java API on Android only.

unread,

Use Android OpenCV wrapper from java Console application in Eclipse

Currently we support Java API on Android only.

6/18/12

@BonozoApps, … AL4

5/17/12

Q&A

cvCreateImage in Java on Android

Il giorno martedì 15 maggio 2012 19:43:27 UTC+2, @BonozoApps ha scritto: Dear OpenCV Android users,

unread,

cvCreateImage in Java on Android

Il giorno martedì 15 maggio 2012 19:43:27 UTC+2, @BonozoApps ha scritto: Dear OpenCV Android users,

5/17/12

@BonozoApps, … Andrey Pavlenko5

5/11/12

Q&A

Cannot build opencv-2.4.0.jar: Video.java error (very latest OpenCV, AndroidSDK, JDK, Eclipse Classi

The samples are targeted to Android 3 (to keep compatibility with wide versions range), but

unread,

Cannot build opencv-2.4.0.jar: Video.java error (very latest OpenCV, AndroidSDK, JDK, Eclipse Classi

The samples are targeted to Android 3 (to keep compatibility with wide versions range), but

5/11/12

AKA, peppschmier6

5/14/12

Q&A

Matrix data

thanks it was just a type mismatch with the rotation and translation matrices it works now :D Le

unread,

thanks it was just a type mismatch with the rotation and translation matrices it works now :D Le

5/14/12

AKA, Rui Marques3

4/27/12

Q&A

JAVA imshow location

Hi, Thanks a lot, I'll use the samples then. Le jeudi 26 avril 2012 16:45:01 UTC+2, Rui Marques a

unread,

Hi, Thanks a lot, I'll use the samples then. Le jeudi 26 avril 2012 16:45:01 UTC+2, Rui Marques a

4/27/12

peppschmier, Andrey Pavlenko3

4/17/12

Q&A

JAVAC Error at building trunk OpenCV for Android

I suggest you use the 2.4 branch of OpenCV, now we're stabilizing it and less attention is paid

unread,

JAVAC Error at building trunk OpenCV for Android

I suggest you use the 2.4 branch of OpenCV, now we're stabilizing it and less attention is paid

4/17/12

Richard, Rui Marques5

4/18/12

Q&A

Newbie trying and failing at using resource drawable in image detection.

Have the following in mind: - openCV functions treats matrices as if they were BGR that's why you

unread,

Newbie trying and failing at using resource drawable in image detection.

Have the following in mind: - openCV functions treats matrices as if they were BGR that's why you

4/18/12

dschaudel5

4/13/12

Q&A

OpenCV4Android an cvblob

tried this with "tutorial-4-mixed" - no errors! ;-) On Wednesday, April 11, 2012 11:23:41

unread,

OpenCV4Android an cvblob

tried this with "tutorial-4-mixed" - no errors! ;-) On Wednesday, April 11, 2012 11:23:41

4/13/12

Richard, Andrey Pavlenko3

2/29/12

JavaCV or Java API

Ahh, that clarifies. Thanks Andrey. On Tue, Feb 28, 2012 at 8:56 PM, Andrey Pavlenko <andrey.

unread,

Ahh, that clarifies. Thanks Andrey. On Tue, Feb 28, 2012 at 8:56 PM, Andrey Pavlenko <andrey.

2/29/12

Russar, Kirill Kornyakov2

8/1/11

SetImageROI

In OpenCV 2.x submatrices are used instead of ROI. You can create 2 submatrices (first on src, second

unread,

android

java

SetImageROI

In OpenCV 2.x submatrices are used instead of ROI. You can create 2 submatrices (first on src, second

8/1/11