#!/bin/bash
# ssh-encode FILE SSH-ALIAS
FILE=$1
OTHER=$2
EXTENSION=".new.mp4"
# probably best this file is on a tmpfs mount as to reduce
# rw wear
TEMP="/tmp/"


if [[ -z $1 ]];
then
	echo "Pass the file to encode as the first argument."
	exit
fi

if [[ -z $2 ]];
then
	echo "Pass the ssh alias of the remote device as the second argument."
	exit
fi

# move file to other's temp drive
scp $FILE $OTHER:$TEMP
# use ffmpeg to encode on other computer
ssh $OTHER "ffmpeg -y -i $TEMP$FILE -vcodec h264_nvenc -acodec aac -pix_fmt yuv420p -g 15 -movflags frag_keyframe+empty_moov $TEMP$FILE$EXTENSION"
# move file back
scp $OTHER:$TEMP$FILE$EXTENSION .
# delete temp file
ssh $OTHER "rm $TEMP$FILE; rm $TEMP$FILE$EXTESION"