music-to-mp3.bash: initial commit

bash/.gitignore

@@ -21,3 +21,6 @@ systemd-resolv.conf-generate.bash
 systemd-resolv.conf-restore.bash
 traditional-resolv.conf-generate.bash
 NetworkManager-resolv.conf-restore.bash
+# music-to-mp3.bash
+*.flac
+*.mp3

bash/music-to-mp3.bash

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+# This is just a quick script to get mp3 files for 200X or early 201X vinyl
+# player that happens to have a USB port and mp3 logo and doesn't accept
+# anything else.
+#
+# I accidentally plotted this in my head drinking tea outside.
+
+set -x
+
+# Without ffmpeg we are doomed to fail
+if ! hash ffmpeg 2> /dev/null; then
+	echo "ffmpeg not found"
+	exit 1
+fi
+
+# Convert flacs
+for flac in *.flac; do
+	if [ -f "$flac.mp3" ]; then
+		echo "$flac.mp3 already exists"
+	else
+		ffmpeg -i "$flac" "$flac.mp3"
+	fi
+done
+
+# Convert opus files too since yt-dlp has resulted into them
+for opus in *.opus; do
+	if [ -f "$opus.mp3" ]; then
+		echo "$opus.mp3 already exists"
+	else
+		ffmpeg -i "$opus" "$opus.mp3"
+	fi
+done
+
+# TODO: The output have silly extensions MUSIC.{flac,opus}.mp3
+
+set +x