First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity ▼
answers
votes
115 questions
Tagged
opencv
×
camera
×
1k
views
no
answers
no
votes
2020-12-07 12:20:58 -0600
coldheat
tvec and coordinate systems q
opencv
camera
matrix
solvePnP
planes
coordinates
5k
views
4
answers
no
votes
2020-11-20 01:41:09 -0600
dkurt
Android OpenCV + camera is just showing black screen
android
opencv
camera
1k
views
1
answer
no
votes
2020-10-09 02:45:32 -0600
RashidLadj
OpenCV solvePnPRansac() function
opencv
python
3dreconstruction
computervision
camera
solvePnP
677
views
no
answers
no
votes
2020-09-21 07:14:06 -0600
Sanju
No FPS change when using MJPEG format
fps
opencv
camera
c++
151
views
no
answers
no
votes
2020-09-21 07:13:31 -0600
Sanju
No FPS change when using MJPEG format
fps
opencv
camera
c++
518
views
no
answers
no
votes
2020-09-11 09:23:10 -0600
berak
Why VideoCapture fails to open Aravis Camera?
CaptureVideo
opencv
camera
228
views
no
answers
1
vote
2020-09-06 10:48:10 -0600
photogenx
OpenCV iOS - Camera Selection
ios
opencv
camera
iphone
444
views
1
answer
no
votes
2020-08-05 21:59:05 -0600
supra56
I’m using raspberry pi with python3. I don’t have the raspo camera. So how would make the videocapture(0) go to a web page? I have seen very complicated ways that I don’t understand yet. Are there basic ways to do this?
camera
webpage
opencv
python3
1k
views
no
answers
no
votes
2020-06-12 04:03:47 -0600
xynx
Get 3D world coordinates from 2D image coordinates
python
camera
opencv
calibrateCamera
PnP
159
views
no
answers
no
votes
2020-06-06 16:20:15 -0600
Kiwi_gamer01
Is there a way to use the final OpenCV image as a camera?
opencv
python
camera
putText
asCameraOutput
254
views
no
answers
no
votes
2020-05-27 19:59:29 -0600
jadengao
Is OpenCV allowed to use in windows user space driver of camera?
windows
opencv
camera
driver
MFT
242
views
1
answer
no
votes
2020-05-27 13:16:15 -0600
kpachinger
OpenCV camera works really strange (Android)
android
opencv
camera
2k
views
no
answers
1
vote
2020-05-19 10:55:50 -0600
cegaton
using k1, k2, k3 distortion values in blender
calibrateCamera
blender
opencv
camera
18k
views
no
answers
no
votes
2020-05-13 13:43:14 -0600
aviramPi
openCV connect and process an ip camera stream (rtsp protocol)
opencv
python
rtsp
camera
ipcamera
2k
views
2
answers
no
votes
2020-05-06 01:07:47 -0600
berak
Create mock OpenCV camera on Python
mock
opencv
camera
1k
views
no
answers
no
votes
2020-04-06 13:06:20 -0600
stefanos.dimos
How to properly estimate the Z rotation using ArUco Markers
aruco
opencv
camera
pose_estimation
orientation
100
views
no
answers
no
votes
2020-03-27 19:22:27 -0600
Gabriel0233
You can you use the camera of an application in opencv?
camera
opencv
357
views
no
answers
no
votes
2020-03-12 04:14:24 -0600
ToanVnET
How did they make a Dash Camera?
opencv
mp4
camera
fps
720p
430
views
no
answers
no
votes
2020-02-27 04:35:13 -0600
supra56
Two camera objects in Flask app provides freeze
opencv
python
RaspberryPi
camera
python3
541
views
no
answers
no
votes
2019-12-30 04:41:01 -0600
GW
How to get daytime of each frame when use cv2.VideoCapture("ip camera") python?
camera
opencv
python
daytime
cv2VideoCapture
time
264
views
1
answer
no
votes
2019-11-12 07:07:31 -0600
berak
Check camera activity
opencv
camera
on
Off
774
views
1
answer
no
votes
2019-10-14 10:49:06 -0600
Kitnos
Maximum camera tablet resolution 1080p giving 640x480
camera
opencv
resolution
tablet
334
views
no
answers
no
votes
2019-10-13 08:28:39 -0600
counter
[Help - OpenCV C++] Thread loop reconnects the camera
c++
opencv
multi-thread
camera
417
views
no
answers
no
votes
2019-09-21 17:01:47 -0600
paulino
Calib3d.undistort - OpenCV(3.4.0-dev) Error: Assertion failed (distorted.type()
android
opencv
camera
calibration
203
views
no
answers
no
votes
2019-08-22 02:17:36 -0600
Dharmalingam.K
How to access cameras using OpenCV with Python [closed]
machine-vision
machinevision
opencv
camera
python
ubuntu
987
views
no
answers
no
votes
2019-08-02 15:51:52 -0600
gamedude_7
why opencv fails to capture video from ip axis camera in C++ but works in Python
c++
qt
opencv
AXIS
ip
camera
291
views
no
answers
no
votes
2019-07-11 09:33:44 -0600
Dronzer
How to automatically find pattern size for Opencv Camera Calibration?
c++
opencv
camera
calibration
432
views
no
answers
-1
votes
2019-06-12 03:25:39 -0600
Daverry
Is it possible to record in 4 bit greyscale with recording in color then converting to 4 bit greyscale? [closed]
opencv
python
calibrateCamera
camera
8bit
greyscale
1k
views
1
answer
no
votes
2019-05-28 19:16:33 -0600
Tetragramm
one point (u,v) to actual (x,y) w.r.t camera frame?
c++
opencv
camera
circle
252
views
no
answers
no
votes
2019-05-22 13:35:50 -0600
Jaques
calculate Z from two images possible?
opencv
python
math
camera
computer-vision
computervision
1
2
3
4
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
camera
×30
opencv
×30
python
×9
c++
×6
android
×3
calibrateCamera
×3
fps
×3
calibration
×2
computervision
×2
python3
×2
solvePnP
×2
3dreconstruction
×1
720p
×1
8bit
×1
aruco
×1
asCameraOutput
×1
AXIS
×1
blender
×1
CaptureVideo
×1
circle
×1
computer-vision
×1
coordinates
×1
cv2VideoCapture
×1
daytime
×1
driver
×1
greyscale
×1
ios
×1
ip
×1
ipcamera
×1
iphone
×1
machinevision
×1
machine-vision
×1
math
×1
matrix
×1
MFT
×1
mock
×1
mp4
×1
multi-thread
×1
Off
×1
on
×1
orientation
×1
planes
×1
PnP
×1
pose_estimation
×1
putText
×1
qt
×1
RaspberryPi
×1
resolution
×1
rtsp
×1
tablet
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×
