基于V4L2的Linux摄像头驱动的实现

›› 2012, Vol. 25 ›› Issue (2): 86-.

基于V4L2的Linux摄像头驱动的实现

王飞,孔聪

(西安电子科技大学电子工程学院,陕西西安 710071)

出版日期:2012-02-15 发布日期:2012-02-29
作者简介:王飞(1986—),男,硕士研究生。研究方向:嵌入式系统设计。孔聪(1986—),男,硕士研究生。研究方向:嵌入式系统设计。

Implementation of Linux Video Capture Driver Based on V4L2 Architecture

WANG Fei, KONG Cong

(School of Electronic Engineering,Xidian University,Xi'an 710071,China)

Online:2012-02-15 Published:2012-02-29

摘要/Abstract

摘要：

V4L2是Linux下处理视频设备的最新标准,文中介绍了该标准的驱动模型,并在此基础上设计实现了普通USB摄像头的驱动程序及图像采集程序。在gplugD 平台上移植并测试,该驱动可以方便应用到各种嵌入式手持设备中,实时性良好。

关键词: V4L2;USB摄像头;Linux驱动

Abstract:

Video For Linux Two is the latest standard for Linux video capture driver.This article introduces the driver model of V4L2,on the basis of which a USB video capture driver is designed to achieve the function of video capture.Besides,transplantation and testing were implemented on the gplugD platform.This video capture driver can be easily applied to other hand-held devices and has good real-timeness.

Key words: V4L2;USB video capture driver;Linux driver

中图分类号:

TP334.2+5

王飞, 孔聪. 基于V4L2的Linux摄像头驱动的实现[J]. , 2012, 25(2): 86-.

WANG Fei, KONG Cong. Implementation of Linux Video Capture Driver Based on V4L2 Architecture[J]. , 2012, 25(2): 86-.