Questions - OpenCV Q&A Forum

965

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2

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no

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2016-04-08 12:54:06 -0600 BoiseBaked

Need "How To" to Rebuild OpenCV v2.4.12 and v.3.1 for Android and NDK 11

1k

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2

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no

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2016-07-27 04:36:37 -0600 John Hany

feature2d_manual.hpp modifications don't take effect

8k

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2

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2016-12-26 17:02:51 -0600 Alice

ubuntu 16.10, OpenCV build fails - stdlib.h missing

5k

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2

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no

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2014-11-25 20:04:00 -0600 AuroraBlaze

WARNING:jni/Android.mk:detection_based_tracker: non-system libraries in linker flags: -lopencv_java

#android#opencv

587

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2

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1

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2018-03-29 05:39:19 -0600 rwong

Deleting opencv github repo after successful building from source

6k

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2

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2

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2015-06-17 08:52:35 -0600 jachstet-sea

opencv 3.0 with android nkd - undefined reference to 'std::__throw_out_of_range_fmt(char const*, ...)'

3k

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2

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2016-11-01 07:42:33 -0600 AlaaM

Linking error: libzlib

5k

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2

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no

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2016-04-07 08:12:20 -0600 just_trying_stuff

OpenCV 3.1.0 Assertion failed checkDetectorSize in cv::HOGDescriptor::setSVMDetector

435

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2

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2019-03-21 21:08:27 -0600 supra56

Error color.cpp

1k

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2

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2016-12-08 15:23:54 -0600 Nocs

Linking staticlib in mvs2013 release gives external errors [closed]

839

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2019-09-03 06:42:38 -0600 supra56

Hi I'm using this code in pycharm and I have this error.please help me

python

598

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2

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1

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2019-10-10 08:32:30 -0600 Jorge Diaz

No idea why the script gets this error code

edgedetection

2k

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2

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no

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2012-07-23 16:45:49 -0600 Ben B.

3rd party and static libs : error LNK2019 with MSVC 2010 32 bits

4k

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2

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no

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2020-11-14 12:52:52 -0600 Eduardo

At my Wit's End with OpenCV Build from Source, Please Help.

build_opencv_python

14k

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2

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2

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2019-04-01 00:00:23 -0600 TheBlackViper_Alpha

How to generate/install OpenCV for static linking?

85k

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2

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no

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2017-12-04 05:38:12 -0600 supra56

How to solve this cvtColor() error? "cv2.error: C:\builds\master_PackSlaveAddon-win32-vc12-static\opencv\modules\imgproc\src\color.cpp:7456: error: (-215) scn == 3 || scn == 4 in function cv::ipp_cvtColor"

3k

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2

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2

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2017-09-06 13:48:28 -0600 matman

Building an executable which uses opencv that can be run on another computer

2k

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2

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no

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2018-07-12 02:29:33 -0600 berak

for below code I'm getting this error: OpenCV(3.4.1) C:\build\master_winpack-bindings-win64-vc14-static\opencv\modules\imgproc\src\color.cpp:11147: error: (-215) scn == 3 || scn == 4 in function cv::cvtColor

error

3k

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2

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no

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2019-07-15 21:53:51 -0600 supra56

Building OpenCV as a static library gives thousands of undefined references[SOLVED]

1k

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1

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no

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2015-11-11 10:03:36 -0600 pklab

Image written to disk and retrieved are not the same

4k

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1

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2

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2012-07-09 09:02:18 -0600 Andrey Pavlenko

OpenCV for Android (2.4.2): OpenCV Loader imports not resolved

456

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1

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1

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2015-09-07 04:20:34 -0600 boaz001

Windows linking dll error

1k

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1

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no

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2016-03-05 08:52:22 -0600 txrxmo

How to use #include cvcam.h in opencv 3.0?

c++
opencv

603

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1

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no

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2016-06-14 11:07:04 -0600 berak

Uniform LBP - problem with histogram [C++]

c++

1k

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1

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no

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2014-05-16 09:36:17 -0600 deinspanjer

coin date ocr

3k

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1

answer

1

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2014-10-22 23:07:11 -0600 Dereck

OpenCV, & an Axis Camera (cannot open connection)

1k

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1

answer

1

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2015-07-01 20:55:27 -0600 sturkmen

Calibrate a page

250

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1

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no

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2016-02-26 08:46:07 -0600 kbarni

Undefined depth matrix [closed]

1k

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1

answer

2

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2016-06-27 04:23:57 -0600 mshabunin

OpenCV 3.1 HAL functions in lapack

15k

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1

answer

1

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2013-08-28 11:56:56 -0600 StevenPuttemans

574 questions

Need "How To" to Rebuild OpenCV v2.4.12 and v.3.1 for Android and NDK 11

feature2d_manual.hpp modifications don't take effect

ubuntu 16.10, OpenCV build fails - stdlib.h missing

WARNING:jni/Android.mk:detection_based_tracker: non-system libraries in linker flags: -lopencv_java

Deleting opencv github repo after successful building from source

opencv 3.0 with android nkd - undefined reference to 'std::__throw_out_of_range_fmt(char const*, ...)'

Linking error: libzlib

OpenCV 3.1.0 Assertion failed checkDetectorSize in cv::HOGDescriptor::setSVMDetector

Error color.cpp

Linking staticlib in mvs2013 release gives external errors [closed]

Hi I'm using this code in pycharm and I have this error.please help me

No idea why the script gets this error code

3rd party and static libs : error LNK2019 with MSVC 2010 32 bits

At my Wit's End with OpenCV Build from Source, Please Help.

How to generate/install OpenCV for static linking?

How to solve this cvtColor() error? "cv2.error: C:\builds\master_PackSlaveAddon-win32-vc12-static\opencv\modules\imgproc\src\color.cpp:7456: error: (-215) scn == 3 || scn == 4 in function cv::ipp_cvtColor"

Building an executable which uses opencv that can be run on another computer

for below code I'm getting this error: OpenCV(3.4.1) C:\build\master_winpack-bindings-win64-vc14-static\opencv\modules\imgproc\src\color.cpp:11147: error: (-215) scn == 3 || scn == 4 in function cv::cvtColor

Building OpenCV as a static library gives thousands of undefined references[SOLVED]

Image written to disk and retrieved are not the same

OpenCV for Android (2.4.2): OpenCV Loader imports not resolved

Windows linking dll error

How to use #include cvcam.h in opencv 3.0?

Uniform LBP - problem with histogram [C++]

coin date ocr

OpenCV, & an Axis Camera (cannot open connection)

Calibrate a page

Undefined depth matrix [closed]

OpenCV 3.1 HAL functions in lapack

error: (-215) func != 0 in function convertTo

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