OpenCV4Android

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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

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Aleksey Odinochenko

7/19/13

Q&A

Conversation focal distance from mm to pixels

For my calculations i need the local length in pixels(opencv format). The andriod API

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Conversation focal distance from mm to pixels

For my calculations i need the local length in pixels(opencv format). The andriod API

7/19/13

Alexander Smorkalov

11/21/12

Q&A

Re: [OpenCV4Android] color blob detection with front camera

Hello Марко Живковић, You cannot do it without changing OpenCV Java files. It is Known problem and we

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Re: [OpenCV4Android] color blob detection with front camera

Hello Марко Живковић, You cannot do it without changing OpenCV Java files. It is Known problem and we

11/21/12

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

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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

Andrey Kamaev, … Andrey Pavlenko3

9/10/12

Q&A

Re: [OpenCV4Android] openCV support for mobiles lesser than 2.4.2 version

BTW, SIFT is not included into OpenCV4Android SDK v 2.4.2 since it's patented. You need to use

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Re: [OpenCV4Android] openCV support for mobiles lesser than 2.4.2 version

BTW, SIFT is not included into OpenCV4Android SDK v 2.4.2 since it's patented. You need to use

9/10/12

Raul Carvente

8/25/12

Q&A

Re: [OpenCV4Android] Native camera crashes

I saw this error once testing over Hauwei u8510 and searching a little on the net i assume that it`sa

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camera

Q&A

Re: [OpenCV4Android] Native camera crashes

I saw this error once testing over Hauwei u8510 and searching a little on the net i assume that it`sa

8/25/12

Rui Marques

8/28/12

Q&A

Re: android OpenCV native camera question

About which forum to use, i guess this group is more suitable to discuss code and bugs (either your

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android

camera

Q&A

Re: android OpenCV native camera question

About which forum to use, i guess this group is more suitable to discuss code and bugs (either your

8/28/12

Israel Dejene Gebru, nedaa fadhel4

8/18/12

Q&A

Re: building Image recognition on Android

please can you explain it more , if you dont mind another question my project start tacking a iris

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android

camera

Q&A

Re: building Image recognition on Android

please can you explain it more , if you dont mind another question my project start tacking a iris

8/18/12

Andrey Pavlenko, Dmitry3

8/5/12

Q&A

Re: Running samples on JB

Just want to confirm that this also seems to happen with Tutorial 3, OpenCV 2.4.2 and 4.1.1 AOSP. My

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Re: Running samples on JB

Just want to confirm that this also seems to happen with Tutorial 3, OpenCV 2.4.2 and 4.1.1 AOSP. My

8/5/12

Rui Marques

6/25/12

Q&A

Re: problems with manipulating a farme using android camera

Have you checked the size of intermidiateMat1 to see if it is not empty?

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camera

Q&A

Re: problems with manipulating a farme using android camera

Have you checked the size of intermidiateMat1 to see if it is not empty?

6/25/12

phingage, AlexG2

5/8/12

Q&A

[Noob] Camera orientation

Modify android:screenOrientation to be "portrait" in AndroidManifest.xml. On Monday, May 7,

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[Noob] Camera orientation

Modify android:screenOrientation to be "portrait" in AndroidManifest.xml. On Monday, May 7,

5/8/12

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

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

5/14/12

AlexG, … Alexander Smorkalov4

5/11/12

Q&A

Opencv camera and autofocus

I check this problem on the same device with Android 4.0.3. It works fine. OpenCV native camera sets

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Opencv camera and autofocus

I check this problem on the same device with Android 4.0.3. It works fine. OpenCV native camera sets

5/11/12

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

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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

dschaudel, Rui Marques7

4/18/12

Q&A

color segmenation problems with android camera

used WHITE_BALANCE_INCANDESCENT option and modified the thresholding parameters -> it works!

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camera

ndk

Q&A

color segmenation problems with android camera

used WHITE_BALANCE_INCANDESCENT option and modified the thresholding parameters -> it works!

4/18/12

epsilonorion

4/8/12

Q&A

Major OpenCV-Android for Windows Installing and Running Issues.

I first installed the OpenCV-Android setup as described in the following tutorial. >> http://

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Major OpenCV-Android for Windows Installing and Running Issues.

I first installed the OpenCV-Android setup as described in the following tutorial. >> http://

4/8/12