答案1
High Profile 不支持 4:2:2 采样方案,因此请使用
ffmpeg -i c:\AVerRecord170702a.avi -vcodec libx264 -preset veryslow
-b:v 6000k -maxrate 6000k -bufsize 145000k
-profile:v high -level 4.1 -pix_fmt yuv420p -an AVerRecord170702b.mp4
或者
ffmpeg -i c:\AVerRecord170702a.avi -vcodec libx264 -preset veryslow
-b:v 6000k -maxrate 6000k -bufsize 145000k
-profile:v high422 -level 4.1 -an AVerRecord170702b.mp4