视频捕捉，用一个抓图应用程序进行测试，进入/test 目录，敲入./vgrabbj -f /tmp/1.jpg。应该会在/tmp 目录下生成一张摄像头拍摄的图片了。-video capture with a screen in application testing, access / test directory, Knock. / vgrabbj-f / tmp/1.jpg. Should the / tmp directory generated a camera shooting p

一款通过建立WAV格式文件后在利用TMediaPlay录音的软件，录音在当前目录建立tmp.wav文件。-through the establishment of new WAV format documents using TMediaPlay recording software, sound recordings in the current directory establish tmp.wav document.

ns-2 VoIP仿真器补丁。 需要先下载ns-2.34,再用一下命令加补丁： cd /usr/local/ns-allinone-2.34/ns-2.34 cat /tmp/ns2VoIP++150310.patch | patch -Np1 -ns-2 VoIP emulator patch. Need to download the ns-2.34, and then click Add patch command: cd/usr/local/ns-allinone-2.3