I. Window Modules
2. Code Analysis
Brightness Sensing and Exposure
Auto exposure and 18% gray
Window Layer Overlay
I. Window Modules
To use ZBar for barcode recognition, the input can be a video stream or an image stream.
In the ...
Posted on Sun, 05 Dec 2021 17:42:57 -0500 by gdure
C language provides us with multiple built-in types, such as int, char, double... Which we often use, but in fact, built-in types can not solve all the complex problems in our life. For example, we need a student type, which includes class, grade, name... This is what a built-in type can do, and the definition of multiple built-in types is too ...
Posted on Sun, 05 Dec 2021 16:39:34 -0500 by gdrums
1, Overview of producer consumer issues
Description: two or more threads share the same buffer. One or more threads as a "producer" will constantly add data to the buffer, and the other or more threads as a "consumer" will take data from the buffer. Note the following:
Producers and consumers must use buffers that ar ...
Posted on Sun, 05 Dec 2021 13:33:42 -0500 by gingerboy101
Bloggers have stepped through many holes, many tutorials are built by Visual Studio (non CMake project), many tutorials are Python 2, and some common errors (mainly from environment configuration problems). This article is mainly to teach Mengxin how to build with official use cases (there are many bloody and tearful histories of stepping o ...
uC/OS is a scalable, preemptive, real-time multitasking kernel that can run based on ROM. it is highly portable. It is especially suitable for microprocessors and controllers. It is suitable for many real-time operating systems (RTOS) with comparable performance of commercial operating systems.
The programs we wrote in the ...
Posted on Sat, 04 Dec 2021 17:46:57 -0500 by guybrush
Create three files
1. Create the main operation file (test.c)
2. Create a game running file (game.c)
3. Create a global variable header file (game.h)
First, reference the header file
1. Introduce header file in (game.h)
2. Create the main function in (game.c)
Posted on Sat, 04 Dec 2021 13:55:27 -0500 by symantec
this paper implements four disk scheduling algorithms FCFS/SSTF/SCAN/CSCAN in C language. It provides manual input of track number and random generation of track number. The output is the track number accessed at each step, the moving distance at each step and the average moving distance. in addition to the consiste ...
Posted on Fri, 03 Dec 2021 15:12:18 -0500 by Archy
1. What is a linked list
2. Creating a static single-chain table
3. Creating dynamic single-chain lists
1. About Initialization
2. About memory allocation:
3. Storage of structural addresses
Establishing Single Chain List by Tail Interpolation
Head Interpolation for Single Chain Table
3. Addition, deletion, examin ...
Posted on Fri, 03 Dec 2021 14:26:08 -0500 by gio2k
Based on linux kernel 5.4.54Yesterday I shared the principle of veth:veth principle -- the sending and receiving path of data packets when two containers communicate through vethGenerally, containers do not communicate directly through veth, but through docker0 bridgeToday, analyze the communication path of the container through veth and docker ...
Posted on Fri, 03 Dec 2021 05:59:53 -0500 by mulysa