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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Andrey Pavlenko

1/17/13

Q&A

Re: Android NDK: Unsupported host architecture:

what host OS do you use?

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Re: Android NDK: Unsupported host architecture:

what host OS do you use?

1/17/13

Andrey Pavlenko

12/4/12

Q&A

Re: where is opencv library 2.4.3.jar?

We recommend NOT to use CygWin. Try the latest package from http://sourceforge.net/projects/

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Re: where is opencv library 2.4.3.jar?

We recommend NOT to use CygWin. Try the latest package from http://sourceforge.net/projects/

12/4/12

Andrei Zaharescu2

10/22/12

create a 3rd party android library using opencv and cmake toolchain

I've reduced the problem to a very simple toy example that can be reduced to the following: if I

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create a 3rd party android library using opencv and cmake toolchain

I've reduced the problem to a very simple toy example that can be reduced to the following: if I

10/22/12

Philip Lamb2

7/15/12

New linker error when moving to OpenCV 2.4.2 for Android (NDK, static linking)

OK, another topic on a similar question elsewhere suggested that mbstowcs and wcstombs weren't

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New linker error when moving to OpenCV 2.4.2 for Android (NDK, static linking)

OK, another topic on a similar question elsewhere suggested that mbstowcs and wcstombs weren't

7/15/12

Hendrik, Andrey Pavlenko4

7/9/12

Q&A

OpenCV 2.4.2 native samples: errors appear opening the jni_part.cpp

edit: after restarting eclipse, everything works fine... Thank you again, Andrey!!!

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jni

ndk

Q&A

OpenCV 2.4.2 native samples: errors appear opening the jni_part.cpp

edit: after restarting eclipse, everything works fine... Thank you again, Andrey!!!

7/9/12

Andrey Pavlenko, Hendrik4

7/9/12

Q&A

Re: Issue with build Android NDK project OpenCV 2.4.2

CDT Builder is configured for Windows hosts, on Linux or MacOS ... remove ”.cmd” and leave "${

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ndk

Q&A

Re: Issue with build Android NDK project OpenCV 2.4.2

CDT Builder is configured for Windows hosts, on Linux or MacOS ... remove ”.cmd” and leave "${

7/9/12

Shishir, … Alexander Smorkalov5

6/29/12

Q&A

Can I use highgui to render a video after on the screen after processing it in native code?

Hello! Higui functions for UI manipulations are not supported on Android. You need to use system API.

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Can I use highgui to render a video after on the screen after processing it in native code?

Hello! Higui functions for UI manipulations are not supported on Android. You need to use system API.

6/29/12

Rui Marques, Andrey Pavlenko2

6/25/12

Q&A

Re: How to setup OpenCV for Android

Rui is correct. A bit updated tutorial for Android is here: http://docs.opencv.org/trunk/doc/

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Re: How to setup OpenCV for Android

Rui is correct. A bit updated tutorial for Android is here: http://docs.opencv.org/trunk/doc/

6/25/12

Andrey Pavlenko, Shishir3

6/25/12

Q&A

Re: Exception Ljava/lang/UnsatisfiedLinkError thrown in a project using native functions through Java.

Got the thing to work after much tinkering. Not sure what the error was or what I did to solve it.

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Re: Exception Ljava/lang/UnsatisfiedLinkError thrown in a project using native functions through Java.

Got the thing to work after much tinkering. Not sure what the error was or what I did to solve it.

6/25/12

Artem Storozhuk, … Csaba Bolyós15

11/4/12

Q&A

Unable to link native library in OpenCV Android sample

Hi, and which NDK did you try? Неділя, 4 листопада 2012 р. 12:01:45 UTC+2 користувач bladeszasza

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Unable to link native library in OpenCV Android sample

Hi, and which NDK did you try? Неділя, 4 листопада 2012 р. 12:01:45 UTC+2 користувач bladeszasza

11/4/12

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

Radek Chudziak, … peppschmier3

4/18/12

Q&A

OpenCV and JNI Mat passing problem

or you can use: i < pMatRgb->rows; in fact: you have do dereference the pointer at first! Am

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ndk

Q&A

OpenCV and JNI Mat passing problem

or you can use: i < pMatRgb->rows; in fact: you have do dereference the pointer at first! Am

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

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OpenCV4Android an cvblob

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

4/13/12