multitrack AVI to WAV conversion script

mtavi2wav.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+#
+# Stupid multitrack audio hack for stupid Premiere.
+# Turns a DOSBox-X multitrack AVI capture into several WAV files.
+# Requires FFMPEG 3.0 or higher.
+
+# get the track names. DOSBox-X always writes track names
+declare -a NAMES
+for x in `ffprobe dosbox_000.mt.avi 2>&1 | grep title | cut -d ':' -f 2 | sed -e 's/^ *//'`; do
+    NAMES=("${NAMES[@]}" "$x")
+done
+
+# do it
+i=0
+for name in ${NAMES[@]}; do
+    name=`echo "$name" | sed -e 's/ /_/'` # in case of spaces
+    ffmpeg -i "$1" -acodec copy -map 0:$i -vn -y -f wav "$1.$i-$name.wav" || break
+    i=$(($i+1))
+done
+