This is a test program for USB cameras on Linux or domestic systems (UOS, Kirin). The main functions are:
1. Configuration query of USB cameras on the system, including the protocols supported by the camera, supported resolutions and other information
, video preview (supports yuv422 and RGB two formats
3. Video recording
4. Video encoding 264, audio encoding MP3, encapsulated MP4
5. Take a photo and save it in jpg format?
6. Convert yuv422 to yuv420p, convert yuv422 to RGB and save it as a bmp file
7. Preview video pictures Rotation
can be used as a testing tool for USB cameras, or you can continue to develop video applications on this basis. It is also helpful for beginner video developers to learn and research. This program has been tested on ubutn16.4, UOS and Kirin systems, and the main code is in ubutn (x86_64 ) and built on Kirin arm. Program download address:
https://download.csdn.net/download/donghailin/88214480?spm=1001.2014.3001.5503