Top "Opencv3.0" questions

OpenCV (Open Source Computer Vision) is a library for real time computer vision.

OpenCV Error: (-215)size.width>0 && size.height>0 in function imshow

I am trying to make a face tracker that combines Haar Cascade Classification with Lucas Kanade good feature detection. However, …

python image opencv computer-vision opencv3.0
OpenCV resize fails on large image with "error: (-215) ssize.area() > 0 in function cv::resize"

I'm using OpenCV 3.0.0 and Python 3.4.3 to process a very large RGB image (107162,79553,3). While I'm trying to resize it using the …

image opencv python-3.x image-processing opencv3.0
What is the cv2.cv replacement in OpenCV3?

I'm using OpenCV3, and with the python bindings there is no cv2.cv module: In [1]: import cv2 In [2]: from cv2 …

python opencv3.0
Anaconda: cannot import cv2 even though opencv is installed (how to install opencv3 for python3)

I have Anaconda (version: conda 4.2.9, python3) installed and am trying to do import cv2 when I get the following error: …

python python-3.x opencv anaconda opencv3.0
Python3 - OpenCV & cv2.error: (-215) Unable to show captured image

I am trying to using opencv-3.3.0, cv2 & python3.5. But, I can't seem to show image I have captured. I …

python-3.x opencv3.0 cv2
why cv2.imwrite() changes the color of pics?

I have the following piece of code: imgs = glob.glob('/home/chipin/heart/tray.png') current_img = io.imread(…

python opencv opencv3.0
attributeerror: module 'cv2.face' has no attribute 'createlbphfacerecognizer'

So i'm doing a little personal project but i keep getting this error when I try to create the recognizer. …

python python-3.x opencv3.0 opencv-contrib
TypeError: Required argument 'outImg' (pos 6) not found

When I run my python code import numpy as np import cv2 import matplotlib.pyplot as plt img1 = cv2.imread(…

python opencv opencv3.0
How do I use SIFT in OpenCV 3.0 with c++?

I have OpenCV 3.0, and I have compiled & installed it with the opencv_contrib module so that's not a problem. …

c++ opencv sift opencv3.0
what is the difference between OpenCV 2.4.11 and 3.0.0

The latest release of OpenCV shows 2.4.11 Feb,2015 which is more recent then 3.0.0 which is in Beta. What is the difference …

opencv opencv3.0