Questions - OpenCV Q&A Forum

4k

views

2

answers

no

votes

2014-07-14 12:26:08 -0600 Abhishek Kumar Annamraju

How to determine the distance between the camera and the face in Android?

camera

410

views

no

answers

no

votes

2014-07-13 18:34:48 -0600 Petter

OpenCV CameraBridgeViewBase gives 14 FPS at best. Why?

1k

views

no

answers

no

votes

2014-07-25 10:57:26 -0600 jfmamjjasond

Image capture from USB camera with Python

188

views

1

answer

no

votes

2014-08-27 10:41:51 -0600 FooBar

distance in the real world

2k

views

no

answers

no

votes

2014-08-29 00:10:12 -0600 bleater

Android Native Camera: dlopen errors

1k

views

2

answers

no

votes

2014-09-22 02:06:26 -0600 itay

Q: Live Camera feed without preview?

2k

views

1

answer

no

votes

2014-10-09 08:04:01 -0600 StevenPuttemans

Built OpenCV highgui without GSTREAMER support but with PvAPI support fails, adapting cmake doesn't work

883

views

1

answer

no

votes

2014-11-04 01:08:27 -0600 danielpeterson

What is the easiest way for camera post estimation

574

views

1

answer

no

votes

2014-11-07 16:47:05 -0600 wolfram79

Stereo Camera Code: Both are on but only one capture window

876

views

1

answer

no

votes

2015-01-03 04:10:02 -0600 FooBar

Camera suggestion for laser skeet/shooting gallery?

482

views

no

answers

no

votes

2015-01-09 03:10:01 -0600 FooBar

Errors using OpenCV source code for camera calibration

334

views

1

answer

no

votes

2015-01-07 09:48:45 -0600 paulpl

Train movement analysis. Movement direction detecion.

240

views

no

answers

no

votes

2015-01-13 11:30:22 -0600 palumbs

parameters to set in calibration(circle grid)

1k

views

no

answers

no

votes

2015-01-13 11:56:15 -0600 palumbs

asymmetric circle grid camera calibration error "OpenCV Error: Bad argument (Unknown array type) in cvarrToMat"

504

views

1

answer

no

votes

2015-01-25 03:10:11 -0600 Aotearoa

Cannot set properties (frame_width, _height, ...) for Ximea camera (OpenCV 2.4.10 compiled with WITH_XIMEA flag)

1k

views

2

answers

no

votes

2015-02-04 16:00:24 -0600 Graf

Use a camera to detect an object and mark it in the real world with a beamer

829

views

1

answer

no

votes

2015-02-10 06:31:23 -0600 razvan

Problem when automatically calculating the intrinsic camera values for reduced camera resolutions

788

views

no

answers

no

votes

2015-02-09 01:39:29 -0600 Gabor Meszaros

Cheap camera recommendation for short distance recognition

487

views

no

answers

no

votes

2015-02-10 13:03:09 -0600 nimou

libnative_camera_*.so cannot locate symbol on Samsung Galaxy S5 only

240

views

no

answers

no

votes

2015-02-10 07:51:19 -0600 Danella

What to do after successful calibration?

1k

views

1

answer

no

votes

2015-02-17 02:52:16 -0600 martoon

fisheye::calibrate

550

views

no

answers

no

votes

2015-02-21 03:34:38 -0600 Kailegh

How to play a .mov from a rtsp

734

views

1

answer

no

votes

2015-02-22 04:08:49 -0600 maria_otago

Streaming from Ximea camera in OpenCV 2.4.10

311

views

no

answers

no

votes

2015-03-08 01:17:53 -0600 slycheese

USB 3 Camera read incorrectly via OpenCV

504

views

no

answers

no

votes

2015-03-12 10:02:27 -0600 lc7229469

There is something wrong when I read 2+ cameras. [closed]

151

views

no

answers

no

votes

2015-03-16 17:36:29 -0600 slycheese

Camera image blurry (but not in Cheese)

831

views

1

answer

no

votes

2015-03-18 12:19:12 -0600 FooBar

Converting pixel distance to move camera

3k

views

1

answer

no

votes

2015-03-20 02:48:34 -0600 David_86

how to find world coordinates of a object in a image using single camera

86

views

no

answers

no

votes

2015-03-28 10:07:29 -0600 pkpkpk

Android - I try to get simple access to Mat

1k

views

no

answers

no

votes

2015-03-29 06:04:51 -0600 woshijpf

574 questions

How to determine the distance between the camera and the face in Android?

OpenCV CameraBridgeViewBase gives 14 FPS at best. Why?

Image capture from USB camera with Python

distance in the real world

Android Native Camera: dlopen errors

Q: Live Camera feed without preview?

Built OpenCV highgui without GSTREAMER support but with PvAPI support fails, adapting cmake doesn't work

What is the easiest way for camera post estimation

Stereo Camera Code: Both are on but only one capture window

Camera suggestion for laser skeet/shooting gallery?

Errors using OpenCV source code for camera calibration

Train movement analysis. Movement direction detecion.

parameters to set in calibration(circle grid)

asymmetric circle grid camera calibration error "OpenCV Error: Bad argument (Unknown array type) in cvarrToMat"

Cannot set properties (frame_width, _height, ...) for Ximea camera (OpenCV 2.4.10 compiled with WITH_XIMEA flag)

Use a camera to detect an object and mark it in the real world with a beamer

Problem when automatically calculating the intrinsic camera values for reduced camera resolutions

Cheap camera recommendation for short distance recognition

libnative_camera_*.so cannot locate symbol on Samsung Galaxy S5 only

What to do after successful calibration?

fisheye::calibrate

How to play a .mov from a rtsp

Streaming from Ximea camera in OpenCV 2.4.10

USB 3 Camera read incorrectly via OpenCV

There is something wrong when I read 2+ cameras. [closed]

Camera image blurry (but not in Cheese)

Converting pixel distance to move camera

how to find world coordinates of a object in a image using single camera

Android - I try to get simple access to Mat

How to Modify OpenCV4Android Source Code to support USB Camera On Android device

Links

Contributors

Tags