一切都很好,但我的视频质量结果太低,这是我第一次使用ffmpeg
这是我的命令
I/System.out: "-y" "-noautorotate" "-ss" "0" "-t" "31" "-i" "/storage/emulated/0/Download/20210227_175547.mp4" "-vf" "crop=w=3837:h=2160:x=1:y=-2070" "-r" "15" "-vcodec" "mpeg4" "-acodec" "copy" "-b:v" "2500k" "/storage/emulated/0/VEditor/VideoCroper/20210227_175547-0-13.mp4"发布于 2021-10-10 04:57:30
使用libx264代替旧的mpeg4
I/System.out: "-y" "-noautorotate" "-ss" "0" "-t" "31" "-i" "/storage/emulated/0/Download/20210227_175547.mp4" "-vf" "crop=w=3837:h=2160:x=1:y=-2070" "-r" "15" "-vcodec" "libx264" "-crf" "23" "-acodec" "copy" "-movflags +faststart" "/storage/emulated/0/VEditor/VideoCroper/20210227_175547-0-13.mp4"使用-crf选项控制质量。更多信息请访问FFmpeg Wiki: H.264。
https://stackoverflow.com/questions/68961198
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