Questions - OpenCV Q&A Forum

488

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1

answer

no

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2016-01-21 23:30:06 -0600 berak

Memory error accessing grayscale pixel data

1k

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1

answer

no

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2016-01-24 21:33:19 -0600 MartinTarrou

Normalizing Sobel Filter Noise

7k

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1

answer

-1

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2016-03-11 22:41:00 -0600 gseif

How to capture in GRAYSCALE directly from source

1k

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1

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no

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2016-04-22 12:03:16 -0600 berak

convert the RGB image to a grayscale representation of its redness

2k

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1

answer

no

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2016-08-29 10:08:36 -0600 berak

CV_8UC3 returns grayscale

1k

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1

answer

-1

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2017-07-13 05:11:52 -0600 alkasm

How do i convert a Grayscale video to a Tensor?

269

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1

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no

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2018-07-30 22:45:44 -0600 Stéphane Charette

How are RGB images converted to greyscale?

453

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1

answer

1

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2018-08-14 10:51:49 -0600 berak

Is it possible to create a BGR image from predefined 3 (1-channel) image

518

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1

answer

no

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2018-11-21 23:38:14 -0600 berak

why load an image with input 0 gives a different result that converting the same image with input 1 to grey scale with opencv crtcolor method?

grayscale

599

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1

answer

no

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2019-04-27 15:23:55 -0600 Tetragramm

Why at() return 3 values for a grayscale image

grayscale

79k

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2

answers

3

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2012-11-21 20:11:39 -0600 Martin Peris

How to create a binary image mat?

3k

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2

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1

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2013-03-11 09:31:31 -0600 StevenPuttemans

surf descriptor accepts only grayscale images?

2k

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2

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no

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2013-03-26 10:16:23 -0600 pocahentez

problem in cvtColor function

1k

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2

answers

no

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2015-03-25 15:38:33 -0600 ClintFromVa

custom grayscale conversion

977

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2

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no

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2013-09-11 09:16:41 -0600 Spas Hristov

Grayscale to Lbp image

4k

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2

answers

no

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2015-06-09 14:27:06 -0600 anatrong0

16bit raw file stream analysis

1k

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2

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1

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2015-12-22 22:55:30 -0600 Ralph058

Why should an RGB image be converted to grayscale for carrying out deblurring/blur detection?

3k

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2

answers

1

vote

2017-03-21 04:30:12 -0600 pvt.peter

Result of CLAHE is different on 8 and 16 bit

5k

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2

answers

no

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2018-05-05 14:15:21 -0600 pedro_lafuente

VideoCapture with grayscale camera

9k

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3

answers

1

vote

2013-11-28 10:57:49 -0600 Linke Seitentasche

Select only gray pixels in color image

31k

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3

answers

2

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2014-07-05 04:59:34 -0600 Mathieu Barnachon

51 questions

Memory error accessing grayscale pixel data

Normalizing Sobel Filter Noise

How to capture in GRAYSCALE directly from source

convert the RGB image to a grayscale representation of its redness

CV_8UC3 returns grayscale

How do i convert a Grayscale video to a Tensor?

How are RGB images converted to greyscale?

Is it possible to create a BGR image from predefined 3 (1-channel) image

why load an image with input 0 gives a different result that converting the same image with input 1 to grey scale with opencv crtcolor method?

Why at() return 3 values for a grayscale image

How to create a binary image mat?

surf descriptor accepts only grayscale images?

problem in cvtColor function

custom grayscale conversion

Grayscale to Lbp image

16bit raw file stream analysis

Why should an RGB image be converted to grayscale for carrying out deblurring/blur detection?

Result of CLAHE is different on 8 and 16 bit

VideoCapture with grayscale camera

Select only gray pixels in color image

how to know grayscale or color img loaded

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