Turn from https://blog.csdn.net/chen801090/article/details/95072592 , the original text is to identify Huang Jiaju and Huang Jiaqiang. The difference is that this article changes to Wanxi and Jiang Shuying. Why do you choose them... In addition, add a recognizer to download in the link (the resource ...
Posted by alan007 on Thu, 16 Jan 2020 07:56:43 -0800
First, configure opencv3.4.5+contrib, so you only need to continue to configure cuda on this basis. For how to configure opencv-3.4.5 + opencv-3.4.5, see this blog: opencv-3.4.5+contrib
Then download cuda 10.0 at: CUDA 10.0 download
II. CUDA installation
Open the terminal ...
Posted by mwichmann4 on Wed, 15 Jan 2020 01:02:34 -0800
How to use python and nodejs to build a remote monitoring system without saying anything.
1. Platform and Environment
Python 3.6, opencv3.0 or above (or some functionality in cv2 is unavailable)
nodejs8.9.4 relies on the following
"description": "Simple live video program",
Posted by mgmoses on Mon, 13 Jan 2020 08:07:10 -0800
1. Development environment configuration
1.1 update source and software
2.1 installing Code OSS
The following is a simple demonstration of how to use Code OSS to execute Python scripts.
2.2 installation of Qt5
3. Project cases
3.1 face detection
3.1.1 installation of pip
3.1.2 install Python ...
Posted by Birmingham on Mon, 13 Jan 2020 05:21:04 -0800
opencv+Python is used to learn the basic operation of image processing. Now it is sorted out as follows, as learning notes and forgetting records.
1. Picture loading
You can read the picture from the local path and get its size:
img = cv2.imread('Tree.jpg')
shape = img.shape
The results are as follows:
2. Pic ...
Posted by spider0176 on Mon, 06 Jan 2020 00:49:18 -0800
The default channel for opencv to read pictures is bgr, which is not a common rgb. A conversion is needed to display the pictures normally. Otherwise, there will be color confusion!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Write picture seems to be asynchronous operation
You need to wait for a while to write in. If you don't set the wait, you wil ...
Posted by Wolfsoap on Sun, 05 Jan 2020 18:14:16 -0800
Recently, in the development of matting project, a colleague wants to remove a color. It's very easy to use OpenCV. I use opencv3, which has foreach to use
The pictures to be cut are as follows:
He wants to remove the black (0,0,0) background, so the code is as follows:
#include <opencv2/highgui/h ...
Posted by pod2oo5 on Sat, 04 Jan 2020 22:58:11 -0800
python version installation
$ sudo pip install opencv-python
$ sudo pip install opencv-contrib-python
Install OpenCV dependency
$ sudo apt-get update
$ sudo apt-get upgrade
# development tool
$ sudo apt-get install build-essential cmake unzip pkg-config
# Graphics library
$ sudo apt-get instal ...
Posted by xenophobia on Wed, 01 Jan 2020 17:00:48 -0800
1, How to calculate efficiency
To calculate the efficiency of a program, you need to get the time it takes for the program to run to its current location
Two simple timing functions getTickCount() and getTickFrequency() are provided in opencv
double t = (double)getTickCount();
// do something ...
t = ((double)get ...
Posted by lmaster on Sat, 21 Dec 2019 12:36:25 -0800
Written in front
In the last article, I recorded the driver of Kinect2 installed in Ubuntu and the bridge running in ROS. Now I can't wait to run the RGB-D interface under ORB-SLAM2.
After installing the Kinect2 driver, execute:
roslaunch kinect_bridge kinect_bridge.launch
Then execute the following comm ...
Posted by potatoCode on Tue, 17 Dec 2019 14:05:40 -0800