Questions - OpenCV Q&A Forum

3k

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2

answers

1

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2018-04-25 15:32:40 -0600 wlei

PYTHON C++ SWIG share image pixel data in memory

6k

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2

answers

1

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2018-11-05 09:55:12 -0600 ameypar94

TypeError: integer argument expected, got float line 35

python

289

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2

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2

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2018-07-16 23:03:57 -0600 js4267

make python binder return a list

c++
python

5k

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2

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1

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2018-07-20 08:04:40 -0600 jsxyhelu

How to find dimensions of an object in the image

710

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2

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no

votes

2018-09-22 23:00:19 -0600 onthegrid007

upgrading to opencv 3.4.2 to run a programme the camera release( capture.release() ) function not working

368

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2

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1

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2018-11-03 10:55:04 -0600 supra56

Odd values of the dices did not return the centroid on python opencv

python

357

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2

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-1

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2018-11-28 06:39:09 -0600 kbarni

Extract the contour of two images

python

2k

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2

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no

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2018-11-24 13:07:51 -0600 Ahmed

Extracting information from national id

python

4k

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2

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no

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2018-11-26 22:33:41 -0600 supra56

Converting an OpenCV frame to JPEG format in app

445

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2

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no

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2019-01-07 07:46:18 -0600 supra56

Is there any way to recognize the camera device using HDMI cable(without USB)?

554

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2

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no

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2019-01-08 09:04:18 -0600 supra56

Code from the tutorial doesn't work

9k

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2

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no

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2019-04-10 01:38:49 -0600 Nitinnaik

Install gstreamer support for opencv python package

6k

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2

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no

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2019-02-14 03:49:34 -0600 Kushal

cv2.VideoCapture(0).read() return always 'none' value

22k

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2

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1

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2019-02-13 13:40:45 -0600 supra56

What is the difference between cv2.resize() and imutils.resize()?

5k

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2

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no

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2019-02-20 13:31:27 -0600 supra56

Color of single shape detected,how to detect color of each shape?

python

1k

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2

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no

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2019-04-20 13:40:55 -0600 supra56

Remove white noise between white horizontal line

1k

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2

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no

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2019-07-12 00:57:48 -0600 berak

Can i use sift/ surf features in python for my project, if yes how?

11k

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2

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no

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2019-08-01 06:00:46 -0600 LBerger

How could do sharpness images?

664

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2

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no

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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

534

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2

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no

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2019-09-14 00:11:32 -0600 holger

import cv2 error in python

7k

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2

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no

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2019-10-10 08:24:10 -0600 nicolasabril

Error while working with contours

6k

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2

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no

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2020-02-25 08:03:19 -0600 Imran B

resize in cuda from python.

762

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2

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no

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2019-11-06 14:04:15 -0600 supra56

OpenCV does not read Logitech C920 .wmv files

392

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2

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no

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2020-01-29 06:16:00 -0600 cudawarped

Why SURF_CUDA does not bind to python?

10k

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2

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no

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2019-12-03 13:16:16 -0600 supra56

Detect ellipses, ovals in images with OpenCV python[SOLVED]

1k

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2

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no

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2019-12-13 14:45:56 -0600 supra56

Traceback (most recent call last): File "./Documents/S.py", line 36, in <module> roi_gray, NameError: name 'roi_gray' is not defined

2k

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2

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no

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2020-03-12 02:45:00 -0600 KTeddy

OpenCV build for Windows x64/Python3.7 from source. Where is the .pyd file?

14k

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2

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no

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2020-02-10 10:11:00 -0600 Agustin

How to crop rectangles from a image with opencv

1k

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2

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-1

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2020-02-01 21:10:44 -0600 supra56

How to get the number of centroids in a rectangle?[SOLVED]

3k

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2

answers

no

votes

2020-04-06 02:48:08 -0600 berak

2,171 questions

PYTHON C++ SWIG share image pixel data in memory

TypeError: integer argument expected, got float line 35

make python binder return a list

How to find dimensions of an object in the image

upgrading to opencv 3.4.2 to run a programme the camera release( capture.release() ) function not working

Odd values of the dices did not return the centroid on python opencv

Extract the contour of two images

Extracting information from national id

Converting an OpenCV frame to JPEG format in app

Is there any way to recognize the camera device using HDMI cable(without USB)?

Code from the tutorial doesn't work

Install gstreamer support for opencv python package

cv2.VideoCapture(0).read() return always 'none' value

What is the difference between cv2.resize() and imutils.resize()?

Color of single shape detected,how to detect color of each shape?

Remove white noise between white horizontal line

Can i use sift/ surf features in python for my project, if yes how?

How could do sharpness images?

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

import cv2 error in python

Error while working with contours

resize in cuda from python.

OpenCV does not read Logitech C920 .wmv files

Why SURF_CUDA does not bind to python?

Detect ellipses, ovals in images with OpenCV python[SOLVED]

Traceback (most recent call last): File "./Documents/S.py", line 36, in <module> roi_gray, NameError: name 'roi_gray' is not defined

OpenCV build for Windows x64/Python3.7 from source. Where is the .pyd file?

How to crop rectangles from a image with opencv

How to get the number of centroids in a rectangle?[SOLVED]

'NoneType' object is not subscriptable error after read some fames

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