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I just wanted to add a little more information. I will reinforce that mp3gain will only modify the file if you tell it to; otherwise it will merely add a tag. Also, SoundKonverter will provide a GUI interface to mp3gain and several other tools to calculate gain for other files. There is an option in SoundKonverter to modify the file, but it is off by ...


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It is also worth noting other pieces out of man youtube-dl (a online copy can be found here): FORMAT SELECTION By default youtube-dl tries to download the best quality, but sometimes you may want to download other format. The simplest case is requesting a specific format, for example -f 22. You can get the list of available formats using ...


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From man youtube-dl -x, --extract-audio Convert video files to audio-only files (requires ffmpeg or avconv and ffprobe or avprobe) --audio-format FORMAT Specify audio format: "best", "aac", "vorbis", "mp3", "m4a", "opus", or "wav"; "best" by default --audio-quality QUALITY Specify ffmpeg/avconv audio quality, ...


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MP3 uses lossy compression. Just by recompressing it and doing nothing else, you lose data and introduce artefacts. That said, such a drop probably means it's changing bitrate or the sample rate so there's even less data being stored. Or maybe the old compression was rubbish. Either way, I wouldn't recompress. Use something like ReplayGain. This is a ...


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LAME is an audio compressor, used to create compressed audio files, so it's normally make the size smaller. Running man lame gives: NAME lame - create mp3 audio files SYNOPSIS lame [options] <infile> <outfile> DESCRIPTION LAME is a program which can be used to create compressed audio files. You can still having the ...



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