Questions - OpenCV Q&A Forum

1k

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3

answers

1

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2015-06-24 08:56:20 -0600 Karthikeyan

Fill irregular area

deleted

15k

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3

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2

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2019-12-10 06:51:01 -0600 holger

Is there a way to keep imwrite from overwriting files..?

4k

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3

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no

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2015-07-23 21:42:42 -0600 sturkmen

How to write the output image of an Opencv program in an excel sheet

1k

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3

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1

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2015-07-16 12:13:54 -0600 valentine

How to read a Matrix from a child node with FileStorage API

3k

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3

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1

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2015-07-31 23:03:32 -0600 chr0x

Rotate Landmarks

12k

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3

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3

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2016-11-27 18:06:20 -0600 Eduardo

Can i get 2d world coordinates from a single image ([u,v] coords)?

10k

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3

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no

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2016-01-14 10:38:54 -0600 sergiomb

Error building OpenCV 3.0.0 with FFMPEG

24k

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3

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4

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2016-06-07 06:18:04 -0600 Balaji R

Adding Noise to Image - Opencv

noise

3k

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2015-11-08 13:19:43 -0600 Eponymous

Is OpenCv 3.0 compatible for VS 2015

vs2015

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1

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2015-09-15 12:27:21 -0600 sturkmen

Detect spaces and fill with rectangle

7k

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2

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2016-11-29 01:40:33 -0600 sturkmen

recognise colours in 3x3 grid

2k

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1

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2015-09-26 03:28:28 -0600 Leo_

Template Matching for Coins

7k

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3

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1

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2015-11-04 06:49:25 -0600 Milosz

Assertion failure calling cv fisheye::calibrate

2k

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3

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4

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2018-07-19 07:53:06 -0600 lrocher

What classifier and algorithm would you use to detect the cars in this image?

1k

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3

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no

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2017-12-14 02:58:19 -0600 francesco_moz

Access violation when using imwrite to save an imageMat

735

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3

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1

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2015-10-24 12:47:57 -0600 LorenaGdL

improving poor blob contours

8k

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3

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1

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2015-10-26 10:22:28 -0600 theodore

Efficient way to remove holes in an object

51k

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3

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no

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2020-05-03 08:27:18 -0600 Mujeeb Ishaque

How does np.zeros() create a black background?

opencv

1k

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3

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no

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2015-11-02 19:44:21 -0600 drVit

Fitting a point-cloud

3k

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3

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no

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2017-11-17 11:35:26 -0600 Yyyye

Problem extracting ippicv_.zip

57k

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3

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5

votes

2015-11-17 04:43:28 -0600 pklab

How to make auto-adjustments(brightness and contrast) for image Android Opencv Image Correction

1k

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3

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2

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2015-11-25 16:59:45 -0600 sturkmen

how can I find the coordinates with the given step?

3k

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3

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2

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2016-01-14 10:55:04 -0600 sturkmen

How to record the time of stay by detected people in a video?

1k

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3

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1

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2016-09-15 05:59:35 -0600 _AdT_

Feature Detector corrupts KeyPoint vector in OpenCV3.0 using MSVC 14: _BIG_ALLOCATION_ALIGNMENT Assertion message

21k

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3

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no

votes

2019-07-03 07:30:12 -0600 Balaji R

YUYV422 to BGR

YUYV422
BGR

23k

views

3

answers

no

votes

2018-02-06 02:44:23 -0600 VxW

Detect blur, sharpness of the single image

1k

views

3

answers

1

vote

2016-03-10 04:26:52 -0600 essamzaky

Fast element access macro in C++ API

11k

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3

answers

3

votes

2016-03-18 08:20:27 -0600 mshabunin

Is it poosible to make OpenCV read multiple page tiff

9k

views

3

answers

no

votes

2020-01-02 10:17:25 -0600 arnthorg

Delay when grabbing frames from webcam

grab
webcam

9k

views

3

answers

1

vote

2016-03-31 05:22:31 -0600 theodore

29,830 questions

Fill irregular area

Is there a way to keep imwrite from overwriting files..?

How to write the output image of an Opencv program in an excel sheet

How to read a Matrix from a child node with FileStorage API

Rotate Landmarks

Can i get 2d world coordinates from a single image ([u,v] coords)?

Error building OpenCV 3.0.0 with FFMPEG

Adding Noise to Image - Opencv

Is OpenCv 3.0 compatible for VS 2015

Detect spaces and fill with rectangle

recognise colours in 3x3 grid

Template Matching for Coins

Assertion failure calling cv fisheye::calibrate

What classifier and algorithm would you use to detect the cars in this image?

Access violation when using imwrite to save an imageMat

improving poor blob contours

Efficient way to remove holes in an object

How does np.zeros() create a black background?

Fitting a point-cloud

Problem extracting ippicv_.zip

How to make auto-adjustments(brightness and contrast) for image Android Opencv Image Correction

how can I find the coordinates with the given step?

How to record the time of stay by detected people in a video?

Feature Detector corrupts KeyPoint vector in OpenCV3.0 using MSVC 14: _BIG_ALLOCATION_ALIGNMENT Assertion message

YUYV422 to BGR

Detect blur, sharpness of the single image

Fast element access macro in C++ API

Is it poosible to make OpenCV read multiple page tiff

Delay when grabbing frames from webcam

find all the colors of a given image and their pixel position

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