110 lines
2.4 KiB
Markdown
110 lines
2.4 KiB
Markdown
### ffx.sh
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quick apply audio effects w/ ffmpeg <br>
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<pre>
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supports
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mp3, wav, flac, ogg, opus, m4a, aac, mka
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features
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-bass, treble, volume, distortion
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-trim audio
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-tempo change with pitch preservation
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-pitch change with duration preservation
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example usage
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./ffx.sh bass audio.mp3 10 1
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helper commands
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ffbass "audio.mp3" 10 1 bassboosted.mp3
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bass audio.mp3 10 1
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bassboost audio.mp3
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</pre>
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---
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<pre>
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help docs
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help and version
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./ffx.sh --help
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./ffx.sh --version
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commands
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./ffx.sh bass INPUT PERCENT [FINE_DB] [OUTPUT]
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./ffx.sh treble INPUT PERCENT [FINE_DB] [OUTPUT]
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./ffx.sh volume INPUT DB [OUTPUT]
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./ffx.sh distort INPUT [DRIVE_0_TO_10] [OUTPUT]
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./ffx.sh trim INPUT START_SECONDS [END_SECONDS] [OUTPUT]
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./ffx.sh tempo INPUT SPEED_0.125_TO_8 [OUTPUT]
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./ffx.sh pitch INPUT SEMITONES_-36_TO_36 [OUTPUT]
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bass and treble
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./ffx.sh bass song.mp3 25 1 bass-song.mp3
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./ffx.sh treble song.mp3 20 1 bright-song.mp3
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33 = 16.5 db
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66 = 33 db
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100 = 50 db
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fine_db is added or subtracted afterward.
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volume
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./ffx.sh volume song.mp3 -6 quieter-song.mp3
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./ffx.sh volume song.mp3 3 louder-song.mp3
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distortion
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./ffx.sh distort guitar.wav 5 distorted-guitar.wav
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trim audio
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./ffx.sh trim song.mp3 10 30 clip.mp3
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./ffx.sh trim podcast.mp3 30 60 no-intro.mp3
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tempo with pitch preservation
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./ffx.sh tempo lecture.mp3 1.5 fast-lecture.mp3
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./ffx.sh tempo song.mp3 0.75 slower-song.mp3
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pitch with duration preservation
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./ffx.sh pitch vocal.wav 3 higher-vocal.wav
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./ffx.sh pitch vocal.wav -5 lower-vocal.wav
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convert while editing
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./ffx.sh volume input.wav -3 output.mp3
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automatic output filename
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./ffx.sh bass song.mp3 30
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input: star.mp3
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output: star333033.mp3
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</pre>
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<pre>
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install helper commands
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./ffx.sh --add-helper-cmd
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remove helper commands
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./ffx.sh --remove-helper-cmd
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cmd helpers
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ffbass INPUT PERCENT [FINE_DB] [OUTPUT]
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fftreble INPUT PERCENT [FINE_DB] [OUTPUT]
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ffvolume INPUT DB [OUTPUT]
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ffdistort INPUT [DRIVE_0_TO_10] [OUTPUT]
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fftrim INPUT START_SECONDS [END_SECONDS] [OUTPUT]
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fftempo INPUT SPEED_0.125_TO_8 [OUTPUT]
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ffpitch INPUT SEMITONES_-36_TO_36 [OUTPUT]
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defaults
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-output uses the source extension and a unique suffix.
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-use an explicit filename ending in .mp3 for mp3 output.
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examples
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ffbass "audio.mp3" 33 2
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ffbass "song.wav" 33 2 "bass.mp3"
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fftreble "song.flac" 66 -4 "treble.flac"
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ffvolume "song.mp3" -3
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ffdistort "song.wav" 4 "distorted.mp3"
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fftrim "song.mp3" 12.5 48 "clip.mp3"
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fftempo "song.mp3" 0.5 "slow.mp3"
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ffpitch "song.mp3" -3 "lower.mp3"
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</pre>
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