一、轉碼並截圖的命令分析:
1、轉碼並截圖,將碼率轉換為900K
ffmpeg -i E:\\1.MOV -i E:\\123.jpg -filter_complex overlay=W-w -b:v 900k E:\\UPUPW_AP5.3\vhosts\www.wnbm110.com\yizhuan\1.mp4
2、轉碼並截圖,將視頻寬高轉換為320*240
ffmpeg -i E:\\1.MOV -i E:\\123.jpg -filter_complex overlay=W-w -s 320x240 E:\\UPUPW_AP5.3\vhosts\www.wnbm110.com\yizhuan\2.mp4
3、轉碼並截圖,原樣轉碼
ffmpeg -i E:\\1.MOV -i E:\\123.jpg -filter_complex overlay=W-w E:\\UPUPW_AP5.3\vhosts\www.wnbm110.com\yizhuan\4.mp4