Questions - OpenCV Q&A Forum

270

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2

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2020-01-24 02:51:19 -0600 ganesh-k13

How to trigger tests in misc/python/test

429

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no

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no

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2020-01-23 21:36:24 -0600 Matha

No rule to make target '/usr/local/lib/libopencv_dnn.so.4.2.0'

257

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no

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no

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2020-01-23 07:22:01 -0600 ThomasRy

Different result between Python and Android [closed]

resize

21k

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1

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no

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2020-01-23 05:10:22 -0600 berak

opencv/cv.h not found

7k

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2

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2

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2020-01-23 01:05:23 -0600 Lucy8

point inside rect

598

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1

answer

-1

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2020-01-22 23:06:57 -0600 Tetragramm

Unexpected Results at Subtracting Two Images

1k

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1

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no

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2020-01-22 11:18:04 -0600 Bensuperpc

How to copy vector of Mat and write video ?

c++#opencv

1k

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no

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2020-01-22 08:33:01 -0600 LangdalePikes

Where should I use OpenCV LBPHFaceRecognizer parameters [closed]

346

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no

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2020-01-22 04:31:49 -0600 Tonifds

Single shot structured light

3dreconstruction

906

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1

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no

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2020-01-22 04:07:55 -0600 mvuori

How can an undistorted image have the same resolution as the original?

calibrateCamera

216

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no

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2020-01-22 03:33:28 -0600 neo_nedo

How to make measure distance between 2 objects with Open CV and camera Hayear ?

151

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no

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no

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2020-01-22 02:46:35 -0600 Periklis

VideoCapture with VideoCapture.Api.Images fails: OPENCV_HAVE_FILESYSTEM_SUPPORT is set to “FALSE” on iOS

985

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no

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-1

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2020-01-21 12:15:07 -0600 rexendz

Draw bounding box around transparent bottle

python#opencv

267

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no

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no

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2020-01-21 05:18:43 -0600 smoki3

Cascade Classifier Circle Detection [closed]

circle
xml

1k

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1

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no

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2020-01-21 03:19:48 -0600 berak

h264 encode data -> socket -> opencv decode ??

H264
socket

265

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1

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no

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2020-01-20 21:48:16 -0600 danilsun

How can I change car recognition to people recognition?

139

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1

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no

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2020-01-20 14:14:25 -0600 mvuori

opencv equivalent of cell2matfrom matlab

cell2mat

2k

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1

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no

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2020-01-20 12:09:10 -0600 cudawarped

Cuda ORB keypoints

287

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2020-01-20 11:08:24 -0600 Kitnos

The meaning of minHessian in SIFT

8k

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3

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2020-01-20 08:36:02 -0600 supra56

How to draw contour lines between every colour?

funny

4k

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no

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no

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2020-01-20 08:03:16 -0600 Allaye

Initialising yolo3 weight

Yolov3

273

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1

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no

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2020-01-20 06:39:41 -0600 BadMachine

Run Openvino model [closed]

openvino

3k

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no

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no

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2020-01-20 01:40:46 -0600 alon_yair

how to reconnect to rtsp stream with VideoCapture in c++

videocapture

154

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no

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no

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2020-01-19 21:41:28 -0600 pliablepixels

Multiple concurrent detections using a single net

dnn

836

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1

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no

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2020-01-19 20:02:21 -0600 supra56

vector results inconsistent what am I doing?[SOLVED]

1k

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no

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no

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2020-01-19 13:39:33 -0600 alex1306

How to group points using treshold? [closed]

cv#opencv#python

1k

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no

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2020-01-19 13:33:22 -0600 jgauthier

cv.h: No such file or directory [closed]

code
header

287

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no

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no

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2020-01-19 11:32:45 -0600 g40

Take 2: Building cv2_xxx.pyd for Windows x64/Python3.7

620

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-1

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2020-01-19 04:45:29 -0600 vijaya

After encryption of an image array using aes, when i try to save the encrypted image in jpg format using imwrite then the jpg image will have 0 bytes and type of the image becomes none

560

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1

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1

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2020-01-18 20:43:16 -0600 Larry

29,830 questions

How to trigger tests in misc/python/test

No rule to make target '/usr/local/lib/libopencv_dnn.so.4.2.0'

Different result between Python and Android [closed]

opencv/cv.h not found

point inside rect

Unexpected Results at Subtracting Two Images

How to copy vector of Mat and write video ?

Where should I use OpenCV LBPHFaceRecognizer parameters [closed]

Single shot structured light

How can an undistorted image have the same resolution as the original?

How to make measure distance between 2 objects with Open CV and camera Hayear ?

VideoCapture with VideoCapture.Api.Images fails: OPENCV_HAVE_FILESYSTEM_SUPPORT is set to “FALSE” on iOS

Draw bounding box around transparent bottle

Cascade Classifier Circle Detection [closed]

h264 encode data -> socket -> opencv decode ??

How can I change car recognition to people recognition?

opencv equivalent of cell2matfrom matlab

Cuda ORB keypoints

The meaning of minHessian in SIFT

How to draw contour lines between every colour?

Initialising yolo3 weight

Run Openvino model [closed]

how to reconnect to rtsp stream with VideoCapture in c++

Multiple concurrent detections using a single net

vector results inconsistent what am I doing?[SOLVED]

How to group points using treshold? [closed]

cv.h: No such file or directory [closed]

Take 2: Building cv2_xxx.pyd for Windows x64/Python3.7

After encryption of an image array using aes, when i try to save the encrypted image in jpg format using imwrite then the jpg image will have 0 bytes and type of the image becomes none

GIMP 2.10 Style Unsharp Mask

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