X-Git-Url: https://code.delx.au/transcoding/blobdiff_plain/4eacb8faed77ce95453b500b0fc6e1aecac5fcbd..52aaeb4a1977365819e39f1705e9f841f473b335:/trim-audio

diff --git a/trim-audio b/trim-audio
new file mode 100755
index 0000000..4b68b1a
--- /dev/null
+++ b/trim-audio
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+if [ -z "$1" -o -z "$2" -o -z "$3" ]; then
+	echo "Usage: $0 input start end"
+	exit 1
+fi
+
+input="$1"
+ss="$2"
+endpos="$3"
+let duration="$endpos - $ss"
+output="${input%%.*}-trimmed.${input##*.}"
+
+if [ "$input" = "$output" ]; then
+	echo "Internal error! Would overwrite "$input" with output file"
+	exit 1
+fi
+
+ffmpeg -ss "$ss" -t "$duration" -i "$input" -acodec copy "$output"
+