scripts

• concat_audio.sh - given a directory containing audio files of a single format, concatenates the audio to a single file using the same input format. NB: files are sorted by however bash defaults; generally the standard bash directory sorting, i.e. symbols > numerical > alphabetical. this was intended to combine dj mixes that have been split into files by track, and relies on track numbers in the file name to order correctly. uses ffmpeg
• download_audio.sh - downloads audio from a URL (YouTube, etc.) using yt-dlp. extracts at highest quality, keeps best available format (no conversion), and prefers audio-only streams. requires yt-dlp and ffmpeg. usage: ./download_audio.sh <url>
• extract_video_audio.sh - extracts audio from a video file using ffmpeg. outputs audio as a WAV file to the same dir as the source file using the same name