moshcycle - repeatedly corrupt and reencode videosHEADmaster

1 files changed, 25 insertions, 0 deletions

diff --git a/moshcycle b/moshcycle
new file mode 100755
index 0000000..c45dcfb
--- /dev/null
+++ b/moshcycle
@@ -0,0 +1,25 @@
+#!/bin/sh
+
+file="$1"
+out="$2"
+
+if [ -z "$file" ] || [ -z "$out" ]; then
+	echo "usage $0 <file> <out> [iterations] [intensity]" >&2
+	exit 255
+fi
+
+n="$3"
+[ -z "$3" ] && n=1
+intensity="$4"
+[ -z "$4" ] && intensity="0.0005"
+
+ffmpeg -y -i "$file" "$out"
+tmp="$(mktemp /tmp/tmp-XXXXXX-"$(basename -- "$file")")"
+for i in $(seq "$n"); do
+	garbage "$intensity" < "$out" > "$tmp"
+	ffmpeg -y -i "$tmp" -preset fast -c:v h264 -c:a aac "$out" || { 
+		echo failed! >&2
+		exit 255
+	}
+done
+rm "$tmp"