Convert and optimize source video file to web ready webm and mp4

convert-to-webm-mp4.sh

#!/bin/bash

# Optimize and optionally downsize videos to WEBM and MP4
# Requires ffmpeg installed in your PATH or in CWD

read -e -p "Source file: " SOURCE
read -e -p "Output filename base: " OUTPUTBASE

read -p 'Video width (no px): ' -e -i '1280' VIDEOWIDTH
read -p 'Video height (no px): ' -e -i '720' VIDEOHEIGHT

ffmpeg -i "$SOURCE" -c:v libvpx -crf 10 -b:v 1M -c:a libvorbis -vf scale="$VIDEOWIDTH:$VIDEOHEIGHT" "$OUTPUTBASE.webm" ; 
ffmpeg -i "$SOURCE" -vcodec h264 -acodec copy -vf scale="$VIDEOWIDTH:$VIDEOHEIGHT" "$OUTPUTBASE.mp4"