Questions - OpenCV Q&A Forum

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2019-09-20 15:11:32 -0500 c_h_g

How to detect black rectangle corners?

9

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1

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2019-09-20 14:27:07 -0500 LBerger

got error while converting HSV2BGR

13

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1

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2019-09-20 10:14:45 -0500 karlosos

Interpolation of transformation matrix

8

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2019-09-20 09:11:18 -0500 aruncv

Segmentation fault when check OpenCV version.

34

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2019-09-20 08:41:23 -0500 jjsword

How do I transfer buffer data to a Mat object using memcpy?

16

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2019-09-20 08:35:57 -0500 LBerger

BM3D strange artifacts

BM3D

21

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2019-09-20 03:29:21 -0500 Witek

Scaning work place

14

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2019-09-20 02:31:01 -0500 nickhsu

objdetect module qrcode cant decode QR Code version 6

qrcode

8

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2019-09-20 02:19:10 -0500 yomomano

Feature Detection: WarpPerspective not ok for low res images

cvWarpPerspective

12

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2019-09-19 15:34:23 -0500 ArutyunovG

OpenVINO IR support

17

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2019-09-19 15:24:58 -0500 rkit

Help porting dnn edge_detection example to C++

11

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2019-09-19 13:40:13 -0500 Rhapsodus

Using SuperResolution with a Lepton 3.5 PureThermal 2

38

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-1

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2019-09-19 09:15:55 -0500 ciao_johnny

I get a image at top , i want a result as gray value summary with location same as top, how can i makeit . I did try with histogram but proved useless. thanks!

histogramcomparison

17

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2019-09-19 07:10:02 -0500 dkprog

Is Haar cascade classifier suitable for bottle label detection?

18

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2019-09-19 06:21:31 -0500 Matha

Geany settings for user builds in RPi under Buster

25

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-2

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2019-09-19 04:13:12 -0500 MHZ

Finding ROI

15

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2019-09-19 02:21:37 -0500 RootbeerDev

Opencv 3.4.6 Tensorflow c++ crashes on setInput

18

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2019-09-19 01:04:24 -0500 Mustafa Gönül

OpenCL: HDR Imaging

HDR
opencl

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2019-09-18 23:03:32 -0500 Vizier87

Access denied when debugging ALL_BUILD in CMake

VS2019

19

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2019-09-18 21:43:04 -0500 vasanthahr

Opencv.js: Getting (index):413 Uncaught (in promise) abort("OOM"). Build with -s ASSERTIONS=1 for more info.

13

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2019-09-18 21:10:24 -0500 gino0717

trying to disable VIDEOIO ERROR message

error

43

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1

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2019-09-18 21:05:21 -0500 Hellcho

unable to get keypoints in opencv.js by orb detect and compute.

22

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2019-09-18 16:33:42 -0500 surfreta

the problem of loading mov file in opencv 4

19

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2019-09-18 13:09:52 -0500 Alladiz

Split video

39

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1

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2019-09-18 12:17:16 -0500 dbots94

Get Rotation and Translation Matrix

30

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2019-09-18 11:49:49 -0500 tom91automation

Linux Terminal Command to test the OpenCV

24

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1

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2019-09-18 11:45:17 -0500 cccoleman

ORB feature detection is being confused by repetitive elements (black bars). How do I fix?

21

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1

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2019-09-18 09:43:35 -0500 frank95

How could I get more accurate images detects and crops?

13

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2019-09-18 08:58:44 -0500 AndreasM

Why is max not equal to beta after using normalize?

10

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2019-09-18 05:38:29 -0500 ArthurAttout

31,395 questions

How to detect black rectangle corners?

got error while converting HSV2BGR

Interpolation of transformation matrix

Segmentation fault when check OpenCV version.

How do I transfer buffer data to a Mat object using memcpy?

BM3D strange artifacts

Scaning work place

objdetect module qrcode cant decode QR Code version 6

Feature Detection: WarpPerspective not ok for low res images

OpenVINO IR support

Help porting dnn edge_detection example to C++

Using SuperResolution with a Lepton 3.5 PureThermal 2

I get a image at top , i want a result as gray value summary with location same as top, how can i makeit . I did try with histogram but proved useless. thanks!

Is Haar cascade classifier suitable for bottle label detection?

Geany settings for user builds in RPi under Buster

Finding ROI

Opencv 3.4.6 Tensorflow c++ crashes on setInput

OpenCL: HDR Imaging

Access denied when debugging ALL_BUILD in CMake

Opencv.js: Getting (index):413 Uncaught (in promise) abort("OOM"). Build with -s ASSERTIONS=1 for more info.

trying to disable VIDEOIO ERROR message

unable to get keypoints in opencv.js by orb detect and compute.

the problem of loading mov file in opencv 4

Split video

Get Rotation and Translation Matrix

Linux Terminal Command to test the OpenCV

ORB feature detection is being confused by repetitive elements (black bars). How do I fix?

How could I get more accurate images detects and crops?

Why is max not equal to beta after using normalize?

undefined reference to 'cv::imwrite with Android SDK

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