#!/usr/bin/env zsh
## Copyright © 2010 by Daniel Friesel <derf@derf.homelinux.org>
## License: WTFPL <http://sam.zoy.org/wtfpl>

set -e

INPUT=${1}
TMPOUT=/tmp/fuze/${INPUT:t:r}.tmp
OUTPUT=/tmp/fuze/${INPUT:t:r}.avi
DESTDIR=/data/derf/sansa-tmp/VIDEOS

mkdir -p /tmp/fuze

echo '--- encoding, stage 1/2'
mencoder -msglevel all=0:statusline=5 -ffourcc DX50 -ofps 20 -vf \
pp=li,expand=:::::224/176,scale=224:176,harddup -ovc lavc -lavcopts \
vcodec=mpeg4:vbitrate=683:vmax_b_frames=0:keyint=15:turbo:vpass=1 \
-srate 44100 -af resample=44100:0:1,format=s16le -oac mp3lame \
-lameopts cbr:br=128 ${INPUT} -o ${TMPOUT}

echo '--- encoding, stage 2/2'
mencoder -msglevel all=0:statusline=5 -ffourcc DX50 -ofps 20 -vf \
pp=li,expand=:::::224/176,scale=224:176,harddup -ovc lavc -lavcopts \
vcodec=mpeg4:vbitrate=683:vmax_b_frames=0:keyint=15:vpass=2 -srate 44100 \
-af resample=44100:0:1,format=s16le -oac mp3lame -lameopts cbr:br=128 \
${INPUT} -o ${TMPOUT}

echo '--- muxing'
fuzemux ${TMPOUT} ${OUTPUT}
rm ${TMPOUT}

if [[ ${HOST} != aneurysm ]] && ping -c 1 derf.homelinux.org &> /dev/null; then
	echo '--- copying to aneurysm'
	scp ${OUTPUT} aneurysm:${DESTDIR}

	# Encoding takes a long time. So it's better to be safe than sorry in
	# this case

	echo '--- verifying copy'
	if [[ -n ${commands[sha512sum]} \
		&& ${$(sha512sum ${OUTPUT})[1]} \
		== ${$(ssh aneurysm "sha512sum ${DESTDIR}/${(q)OUTPUT:t}")[1]} ]] \
	{
		echo '--- OK, removing local file'
		rm ${OUTPUT}
	} else {
		echo '--- failed'
		echo
		echo ${OUTPUT}
	}
else
	echo
	echo ${OUTPUT}
fi