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You can use ffmpeg, a free command-line tool, to do this. The basic command is ffmpeg -i -vf "setpts=(PTS-STARTPTS)/30" -crf 18 The 30 indicates the factor by which the video will be sped up.


Your audio is PCM, but you're trying to streamcopy to AAC, which won't work. To extract the audio to WAV, use ffmpeg -i DSCN5008.AVI -acodec copy -y a.wav To transcode the audio to AAC, use ffmpeg -i DSCN5008.AVI -acodec aac -y a.aac Note that AAC isn't lossless. But FLAC is a lossless and compressed codec. ffmpeg -i DSCN5008.AVI -acodec flac -y ...


Use ffmpeg -i video.mp4 -filter_complex \ "[0]scale=iw*sar:ih,setsar=1,scale=-1:960,crop=960:960,split[left][right]; \ [left][right]hstack[sbs]" -map "[sbs]" -map 0:a? out.mp4


It's rather a powershell-specific question than FFmpeg, but here you go: ffmpeg -i <input> <some_encoding_options> -f mp4 "my_filename_"$(get-date).ToString("yyyy-MM-dd_HH-mm")".mp4" Change the parameter of ToString to whatever you want, you can find more info about PS date formatting syntax here. A little cheatsheet (all of these have ...

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