1 files changed, 29 insertions, 0 deletions
diff --git a/tools/audio_extract b/tools/audio_extract
new file mode 100644
index 0000000..bd0afa8
--- /dev/null
+++ b/tools/audio_extract
@@ -0,0 +1,29 @@
+#!/bin/bash
+#
+# Date:    2009-11-30
+# Author:  Ole Kristian Lien
+# License: GNU General Public License
+#
+# Extract audio from video-file
+
+EXT=`echo "$1"|awk -F . '{print $NF}'`
+NAME=`basename $1 .$EXT`
+FORMAT=`./audio_format $1`
+
+if [ -z "$1" ]; then
+	echo "Usage: $0 <video-file> [<start-pos> <duration>]"
+	exit 1
+fi
+
+if [ "$FORMAT" == "pcm_s16le" ]; then
+	FORMAT="wav"
+fi
+
+if [ "$3" ]; then
+	#DURATION="30" #`./duration$1`
+	DURATION="$3"
+	#echo "start: $2 - Dur: $DURATION"
+	ffmpeg -i $1 -ss $2 -t $DURATION -vn -acodec copy $NAME.$FORMAT 2> /dev/null
+else
+	ffmpeg -i $1 -vn -acodec copy $NAME.$FORMAT 2> /dev/null
+fi