v4l2捕获

v4l2捕获 建造 gcc -O2 -std=gnu2x -Wall -Wextra -Wpedantic -Werror v4l2-capture.c -o v4l2-capture -lpthread 执行 ./v4l2-capture ./v4l2-capture ovideo.raw 观看输出的RAW视频文件 gst-launch-1.0 filesrc location=demo.raw ! videoparse width=1280 height=960 format=4 interlaced=true ! autovideosink