#!/bin/bash

raw_audio_temp_file=$(mktemp).aac
conv_audio_temp_file=$(mktemp).aac
./extractaudio.py "$1" "${raw_audio_temp_file}"
ffmpeg -i "${raw_audio_temp_file}" "${conv_audio_temp_file}"
rm -f "${raw_audio_temp_file}"
ffmpeg -i "$1" -i "${conv_audio_temp_file}" -c:v copy -c:a aac -map 0:v:0 -map 1:a:0 "$2.mp4"
rm -f "${conv_audio_temp_file}"