Questions - OpenCV Q&A Forum

878

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1

answer

1

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2013-01-21 05:11:34 -0600 Kirill Kornyakov

CARMA DevKit Tegra 3 NEON optimizations

553

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1

answer

1

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2013-01-21 08:17:40 -0600 unxnut

how do i do a multi color tracking?

4k

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1

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no

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2013-01-23 18:16:37 -0600 Mr.Mountain

CV findHomography assertion error - counter => 4

5k

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2

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no

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2013-01-24 20:57:36 -0600 burakim

opencv cannot access my webcam

1k

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2

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2

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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?

704

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2013-01-19 13:16:15 -0600 Alexander Smorkalov

Question regarding the license

License
BSD

3k

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1

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2

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2013-01-19 13:05:49 -0600 Alexander Smorkalov

object recognition android

1k

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no

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2014-02-04 19:18:12 -0600 gussurya_w

ORB features [closed]

ORB

17k

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1

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no

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2013-01-19 02:45:34 -0600 Vladislav Vinogradov

Why am I getting assertion failed in cvtColor even when convertTo was called in the line before?

1k

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no

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no

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2013-01-21 03:27:44 -0600 hardboy111

iOS6 + Opencv (Latest Compile) Linker Only for classes in Feature2D module [closed]

498

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no

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1

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2013-01-18 16:37:57 -0600 ambro

Rectify Scaled Images

4k

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1

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no

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2013-01-18 19:02:45 -0600 rgap

Facial recognition

facial

9k

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1

answer

1

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2013-01-18 11:43:04 -0600 AMP

How to extract Frames from AVI video

362

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1

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2

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2013-01-20 03:42:16 -0600 Michael Burdinov

Equivalence between structural elements

469

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1

answer

no

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2013-01-18 13:24:40 -0600 Alexander Smorkalov

Mat object returns invalid results.

622

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2

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no

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2013-01-19 10:49:39 -0600 unxnut

Linker error

linkerError

5k

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2

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1

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2013-01-21 04:54:18 -0600 osmander

Get the image size without actually opening it

2k

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2

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3

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2013-01-20 09:51:43 -0600 Alexander Smorkalov

Different behaviour when using cv::Mat and cv::Matx types

1k

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1

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no

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2013-01-18 04:51:39 -0600 Alexander Smorkalov

how can I use only the back camera with VideoCapture?

1k

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1

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no

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2013-05-15 23:37:16 -0600 yid

Strange error when trying to use OCL library

3k

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1

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no

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2013-01-17 23:40:32 -0600 Alexander Smorkalov

Opencv and Cmake not working

cmake

2k

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1

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no

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2013-01-17 23:54:55 -0600 Alexander Smorkalov

Nice HD webcam suggestion to use with OpenCV?

camera

1k

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2

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no

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2013-07-25 08:32:36 -0600 Bluemoon10

flag of United Kingdom of Great Britain and Northern Ireland

installing OpenCV manager for emulatur

8k

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4

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3

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2016-06-02 12:41:08 -0600 Ahmed Arafa

OpenCV4Android conversion from MatOfKeyPoint to MatOfPoint2f

1k

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2

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2

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2013-01-18 07:06:40 -0600 Haris

ORB how-to.

795

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1

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no

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2013-01-17 09:38:21 -0600 Ben

What is the difference between traincascade and other feature detector?

2k

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no

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2

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2013-01-17 07:38:20 -0600 Simone

Filter the rows/columns of a Mat

869

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no

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no

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2013-01-17 07:43:52 -0600 theodore

Understanding the blobtrack_sample.cpp modules

472

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2

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1

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2013-02-19 03:26:50 -0600 Andrei Blaj

OpenCV developed in C/C++ - Run in iOS?

2k

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3

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2

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2014-02-25 22:10:22 -0600 pengx

29,830 questions

CARMA DevKit Tegra 3 NEON optimizations

how do i do a multi color tracking?

CV findHomography assertion error - counter => 4

opencv cannot access my webcam

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?

Question regarding the license

object recognition android

ORB features [closed]

Why am I getting assertion failed in cvtColor even when convertTo was called in the line before?

iOS6 + Opencv (Latest Compile) Linker Only for classes in Feature2D module [closed]

Rectify Scaled Images

Facial recognition

How to extract Frames from AVI video

Equivalence between structural elements

Mat object returns invalid results.

Linker error

Get the image size without actually opening it

Different behaviour when using cv::Mat and cv::Matx types

how can I use only the back camera with VideoCapture?

Strange error when trying to use OCL library

Opencv and Cmake not working

Nice HD webcam suggestion to use with OpenCV?

installing OpenCV manager for emulatur

OpenCV4Android conversion from MatOfKeyPoint to MatOfPoint2f

ORB how-to.

What is the difference between traincascade and other feature detector?

Filter the rows/columns of a Mat

Understanding the blobtrack_sample.cpp modules

OpenCV developed in C/C++ - Run in iOS?

Load cascade classifier from memory?

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