【文件属性】：
文件名称：Video for Linux Two API Specification
文件大小：888KB
文件格式：ZIP
更新时间：2022-04-05 04:55:45
V4L2
Programming a V4L2 device consists of these steps:
• Opening the device
• Changing device properties, selecting a video and audio input, video standard, picture brightness
a. o.
• Negotiating a data format
• Negotiating an input/output method
• The actual input/output loop
• Closing the device
In practice most steps are optional and can be executed out of order. It depends on the V4L2 device type, you can read about th
【文件预览】：
v4l2_application.pdf