X-Git-Url: https://code.delx.au/transcoding/blobdiff_plain/cdba15d01c5c9cf934360e5e6e8aaa4432af40fa..0e73df4a0a1266c75f2a83b5b5262d7823d4e28e:/fix-pal-speedup

diff --git a/fix-pal-speedup b/fix-pal-speedup
index c951ed2..74681c1 100755
--- a/fix-pal-speedup
+++ b/fix-pal-speedup
@@ -3,33 +3,34 @@
 # Many DVDs released in Australia are sped up from 24fps to 25fps.
 # This script reverses the procedure, correcting the audio pitch.
 # The video framerate is adjusted without re-encoding. The audio is slowed and
-# normalised then re-encoded as mp3.
+# volume normalised then re-encoded as mp3.
 
 if [ -z "$1" -o -z "$2" ]; then
-	echo "Usage: $0 destdir infile"
-	exit 1
+    echo "Usage: $0 destdir infile [infile ...]"
+    exit 1
 fi
 
 FORCEFPS="24"
 SLOWDOWN="0.96"
 
 destdir="$1"
-infile="$2"
-outfile="$destdir/$(basename "$infile")"
-tmpdir="$(tempfile -p 'pal-')"
-rm "$tmpdir"
-
-if [ -f "$outfile" ]; then
-	echo "Not overwriting $outfile"
-	exit 0
-fi
+shift
+
+for infile in "$@"; do
+    outfile="$destdir/$(basename "$infile")"
+
+    if [ -f "$outfile" ]; then
+        echo "Not overwriting $outfile"
+        continue
+    fi
 
-set -x
-mkdir "$tmpdir"
-mplayer -novideo -ao pcm:file="${tmpdir}/audio.wav" -vo null "$infile"
-sox "${tmpdir}/audio.wav" "${tmpdir}/audio-fixed.wav" speed "${SLOWDOWN}" gain -n
-lame --preset standard "${tmpdir}/audio-fixed.wav" "${tmpdir}/audio.mp3"
-mkvmerge -o "${outfile}" --default-duration "1:${FORCEFPS}fps" --no-audio "$infile" "${tmpdir}/audio.mp3"
+    set -x
+    tmpdir="$(mktemp -d "${TMPDIR:-/var/tmp}/pal-XXXXXXXX")"
+    mplayer -novideo -ao pcm:file="${tmpdir}/audio.wav" -vo null "$infile"
+    sox "${tmpdir}/audio.wav" "${tmpdir}/audio-fixed.wav" speed "${SLOWDOWN}" gain -n
+    lame --preset standard "${tmpdir}/audio-fixed.wav" "${tmpdir}/audio.mp3"
+    mkvmerge -o "${outfile}" --default-duration "1:${FORCEFPS}fps" --no-audio "$infile" "${tmpdir}/audio.mp3"
 
-rm -rf "$tmpdir"
+    rm -rf "$tmpdir"
+done