华强买瓜, 但是求导_哔哩哔哩_bilibili

Name: 华强买瓜, 但是求导
Uploaded: 2026-05-10T09:30:25.000Z
Duration: 2 min 5 s
Channel: 逐鹿中原原
Description: 命令:ffmpeg -i nodup.mp4 -vf "tblend=all_expr='(A-B)/2+127.5'" -c:v libx264 -crf 18 -c:a copy derivative.mp4 对视频进行帧间作差,音频不变