Questions - OpenCV Q&A Forum

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2020-07-10 03:36:43 -0600 Christushka

Please tell us more about the algorithm " color_histogram.py" in the OpenCV library. I just can't find any information about this algorithm, and I can't understand how it works. Please explain.

сolor_histogram.py

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2020-07-13 05:26:19 -0600 Wimpos

Ideal Pinhole Camera consistency

562

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1

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2020-07-10 12:45:01 -0600 supra56

is there parallel computation or not

3k

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2020-07-10 12:41:34 -0600 supra56

how to get duration/length video.webm video file ..

python

859

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2020-07-11 03:35:42 -0600 supra56

what does this warning mean? warning : field of class type without a DLL interface used in a class with a DLL interface

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2020-07-11 03:32:40 -0600 supra56

can someone help me out

python3#importError

835

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2020-07-11 02:21:43 -0600 berak

How to rotate putText from the Android studio.

3k

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1

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-1

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2020-07-11 08:15:46 -0600 berak

how to resolve (-215:Assertion failed) !_src.empty() in function 'cv::boxFilter'

java
opencv

309

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1

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2020-07-12 16:24:23 -0600 muroromoi

Finding a complex template on a image

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2

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1

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2020-07-12 03:33:50 -0600 supra56

cv2 imshow displaying black images sometimes

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2020-07-12 07:32:44 -0600 Omar-AE

running my cv2 dnn model with cv2.dnn.DNN_TARGET_MYRIAD on MYRIAD cores

159

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2020-07-12 11:30:59 -0600 Christos M.

Contribute to documentation tutorial that belongs to a book

629

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2020-07-12 13:15:56 -0600 superfly

why invert pose

520

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2020-07-12 14:58:16 -0600 Open_compile

Unable to access a logitech 270 webcam through openCV

121

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2020-07-12 15:54:46 -0600 gdlemail

Comparing old photos and finding the same people [closed]

facialrecognition

679

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2020-07-12 22:31:59 -0600 NamanAgarwal

Open Cv Headless

Jetsonnano

578

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1

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2020-07-13 02:14:05 -0600 berak

OpenCV Clasification Neural Network + Image Flattening Question

158

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2020-07-13 03:36:48 -0600 Markovicz

OpenCV simple showimage command takes 70ms on RPI4

3k

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1

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2020-07-13 08:15:24 -0600 ch

android opencv 4.3.0 Assertion failed (buf.checkVector(1, CV_8U) > 0)

AndroidOpenCV

735

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2020-07-13 07:39:24 -0600 Forest96

CUDA acceleration on opencv is too slow

1opencv4.3

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2020-07-13 09:56:54 -0600 Malathi_72

smooth edges in binary images

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1

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2020-07-14 01:42:29 -0600 berak

import cv2 error on windows: missing configuration files

523

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2020-07-13 22:39:41 -0600 Gordon Kong

Issue Building OpenCV 4.3.0 in Docker

build-error

162

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-1

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2020-07-14 04:07:43 -0600 werther

edge detection in garden [closed]

edgedetection

5k

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1

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2020-07-14 04:47:44 -0600 Painter123

Make the background of the image transparent using a mask

c++
opencv

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2020-07-14 05:57:00 -0600 dlrnae

Change a particular color in an Image Python

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2020-07-14 14:00:42 -0600 selamie

VideoCapture.read() freezing when reading from gstreamer

86

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2020-07-14 15:38:44 -0600 RobD

Image substraction

768

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2020-07-14 20:16:24 -0600 pardeep kumar

How to use a keras custom trained classifier's .pb file inside OpenCV DNN module

91

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2020-07-15 02:46:58 -0600 Skaldr

29,830 questions

Please tell us more about the algorithm " color_histogram.py" in the OpenCV library. I just can't find any information about this algorithm, and I can't understand how it works. Please explain.

Ideal Pinhole Camera consistency

is there parallel computation or not

how to get duration/length video.webm video file ..

what does this warning mean? warning : field of class type without a DLL interface used in a class with a DLL interface

can someone help me out

How to rotate putText from the Android studio.

how to resolve (-215:Assertion failed) !_src.empty() in function 'cv::boxFilter'

Finding a complex template on a image

cv2 imshow displaying black images sometimes

running my cv2 dnn model with cv2.dnn.DNN_TARGET_MYRIAD on MYRIAD cores

Contribute to documentation tutorial that belongs to a book

why invert pose

Unable to access a logitech 270 webcam through openCV

Comparing old photos and finding the same people [closed]

Open Cv Headless

OpenCV Clasification Neural Network + Image Flattening Question

OpenCV simple showimage command takes 70ms on RPI4

android opencv 4.3.0 Assertion failed (buf.checkVector(1, CV_8U) > 0)

CUDA acceleration on opencv is too slow

smooth edges in binary images

import cv2 error on windows: missing configuration files

Issue Building OpenCV 4.3.0 in Docker

edge detection in garden [closed]

Make the background of the image transparent using a mask

Change a particular color in an Image Python

VideoCapture.read() freezing when reading from gstreamer

Image substraction

How to use a keras custom trained classifier's .pb file inside OpenCV DNN module

Which algorithm are implemented in cv::reg::Mapper classes?

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