Questions - OpenCV Q&A Forum

423

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1

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no

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2019-07-09 21:44:00 -0600 supra56

‘MARKER_CROSS’ was not declared in this scope

3k

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1

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no

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2019-08-08 14:43:03 -0600 mshabunin

VideoWriter with gstreamer pipeline which writes frames in I420 format

1k

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1

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no

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2019-12-06 06:59:34 -0600 mvuori

HELP FOR VIDEOIO Error

2k

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no

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no

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2013-07-06 06:33:30 -0600 Gibtnix

Problems with OpenCV 2.4.5 and MonoDevelop

359

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no

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no

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2013-09-18 12:24:51 -0600 mainul

Compiling prgram with OpenCV in Linux

opencv
linux

1k

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no

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no

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2015-02-11 10:27:53 -0600 Potato

How do I install different openCV versions without conflict?

283

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2015-03-23 02:50:41 -0600 John5012

(opencv249\sources\samples\c\motempl.c): cvCalcGlobalOrientation always get 0 angle in Ubuntu Linux?

153

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2015-04-16 16:49:51 -0600 Joblo

Big problem when I build with arm-linux-gnueabi compiler (linux)

170

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no

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2015-07-27 18:20:27 -0600 cl

setWindowTitle() linux/OSX creates new window

815

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no

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2015-08-19 12:56:09 -0600 H4NZ0

Problem writing video files

745

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no

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2015-09-06 17:30:14 -0600 tripped

Attempted compilation results of unsuccessful sample code

1k

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2015-09-09 07:12:03 -0600 jackbrucesimspon

OpenCV cannot read MP4 videos

268

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2016-02-01 04:46:55 -0600 satti

Hi How we can use posix threads in opencv program

3k

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2016-04-01 17:33:45 -0600 lonroth

This is how you install opencv 3.1.0 python3.4 on ubuntu

2k

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no

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2016-04-07 11:48:09 -0600 KathyLee

“Undefined reference to `avcodec_alloc_frame” Error when compile and install Opencv on linux

713

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no

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no

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2016-04-17 23:35:56 -0600 spectssri

Install opencv 3.0.0 in linux RHEL with python2.7

opencv
linux

1k

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no

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no

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2016-05-14 16:08:49 -0600 sohail

I don't understand why I get this error - malloc(): memory corruption: 0xb6ea46a5 ***

182

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no

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2016-05-28 18:33:13 -0600 michaeln

Seeking part-time Python, OpenCV, Tesseract Developer [closed]

451

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2016-06-29 13:45:32 -0600 murat1212

Tkinter dont allow me to use memory for refreshing GUI [closed]

576

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2016-08-14 12:57:08 -0600 arcsinus

videoio error v4l2 setting property #0 is not supported

298

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no

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2016-09-21 09:43:41 -0600 codeforge

opencv2/ts.hpp file not found

523

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2016-11-15 07:36:33 -0600 sunny127

How to use opencv dft with Neon support from Qt on Raspberry Pi 3

159

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2016-12-11 22:14:51 -0600 marlin

Select Time out for BeagleBone

5k

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no

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1

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2016-12-13 00:43:56 -0600 joseph3010

OpenCV Error: Assertion failed (channels () == CV_MAT_CN (dtype)) in copyTo, file /home/tau/opencv/opencv-3.1.0/modules/core/src/copy.cpp, line 257

704

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no

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2017-02-12 12:11:56 -0600 ibrahim.kaa

Error in Using TrackerKCF in Ubuntu /Linux [closed]

723

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no

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2017-07-20 09:36:28 -0600 ysr06

How to use gstreamer with opencv ?

691

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no

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-2

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2017-09-14 20:11:51 -0600 louarnold

Best free IDE for OpenCV on Linux Mint for GUI development? [closed]

149

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no

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no

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2017-09-20 00:44:24 -0600 archengel

Help me in labeling the object detected in image and then traking its position under that label.

216

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no

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no

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2017-09-30 18:44:23 -0600 DallasMaverick

OpenCV 2.4.13 not compiling on Suse Linux 11 SP1 64 bit [closed]

540

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no

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no

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2017-11-24 01:17:33 -0600 BAHRAMUDIN ADIL

74 questions

‘MARKER_CROSS’ was not declared in this scope

VideoWriter with gstreamer pipeline which writes frames in I420 format

HELP FOR VIDEOIO Error

Problems with OpenCV 2.4.5 and MonoDevelop

Compiling prgram with OpenCV in Linux

How do I install different openCV versions without conflict?

(opencv249\sources\samples\c\motempl.c): cvCalcGlobalOrientation always get 0 angle in Ubuntu Linux?

Big problem when I build with arm-linux-gnueabi compiler (linux)

setWindowTitle() linux/OSX creates new window

Problem writing video files

Attempted compilation results of unsuccessful sample code

OpenCV cannot read MP4 videos

Hi How we can use posix threads in opencv program

This is how you install opencv 3.1.0 python3.4 on ubuntu

“Undefined reference to `avcodec_alloc_frame” Error when compile and install Opencv on linux

Install opencv 3.0.0 in linux RHEL with python2.7

I don't understand why I get this error - malloc(): memory corruption: 0xb6ea46a5 ***

Seeking part-time Python, OpenCV, Tesseract Developer [closed]

Tkinter dont allow me to use memory for refreshing GUI [closed]

videoio error v4l2 setting property #0 is not supported

opencv2/ts.hpp file not found

How to use opencv dft with Neon support from Qt on Raspberry Pi 3

Select Time out for BeagleBone

OpenCV Error: Assertion failed (channels () == CV_MAT_CN (dtype)) in copyTo, file /home/tau/opencv/opencv-3.1.0/modules/core/src/copy.cpp, line 257

Error in Using TrackerKCF in Ubuntu /Linux [closed]

How to use gstreamer with opencv ?

Best free IDE for OpenCV on Linux Mint for GUI development? [closed]

Help me in labeling the object detected in image and then traking its position under that label.

OpenCV 2.4.13 not compiling on Suse Linux 11 SP1 64 bit [closed]

Is there any working tutorial to show how to build OpenCV on Linux (CentOS) with GStreamer?

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