This means the video timewindow is cut down, so it looks not to be useful for shrink file size without cut timewindow of the video. However, "-fs 10M" option stops renderring when it reaches to the file size (it might be limited in some cases). However, the output file reaches to 19MB. $ ffmpeg -i IMG_1381.MOV -vf transpose=2 -metadata:s:v:0 rotate=0 \įor making video file < 10MB, I tried the command of "variable bit rate" like ffmpeg -i input_video -vcodec libx264 -crf 25 -preset medium -vf scale=-2:1080 -acodec libmp3lame -q:a 4 -ar 48000 -ac 2 output_video.mp4. ![]() ffmpeg -i -vf transpose=2 -metadata:s:v:0 rotate=0 ffmpeg -i -vf transpose=1 -metadata:s:v:0 rotate=0 $ ffmpeg -i PoTone_Outline_FA2020week2.mp4 \ Scaled with pad option by ffmpeg (720:720 in pad(1028:768) 15.4MB) ■Crop video If you want to keep aspect rate of the video, specify "scale=:-1". $ ffmpeg -i PoTone_Outline_FA2020week2.mp4 ![]() Original video by ffmpeg (1024:768, 11.3MB) ■Scale video
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