xueliangliu

摘要： ffmpeg.exe -i sourcefile -r 0.1 -f image2 -s 240*180 foo-%03d.jpg extract 10frames per minute from the sourcefile, with the image size 240*180, and all of the file are saved as f00-%03d.jpg 阅读全文

摘要： It is a very useful pipe command that can rename multi files with the same patternrename:ls *old|sed 's/\(.*\)\.old/mv \1.old \1.new/'|sh 阅读全文