video2ipad

#!/bin/bash

# Reference: https://develop.participatoryculture.org/index.php/ConversionMatrix

if [ $# -ne 1 ]
then
    echo "Usage: video2mp4 <filename.ext>"
    echo "Produces <filename.ipad.mp4>"
    exit 1 
fi

out="${1%.*}.ipad.mp4"

echo Converting "$1" to "$2".

# Ipad2: 1024x768
# Ipad3: 2048x1536 (Retina)
ffmpeg -i "$1" -acodec aac -ac 2 -strict experimental -ab 160k -s 1024x768 -vcodec libx264 -preset slow -profile:v baseline -level 30 -maxrate 10000000 -bufsize 10000000 -b:v 1200k -f mp4 -threads 0 "$out"