convert all the .flv contained in the current directory to .mp4 and to .webm

flv2web.sh

#!/bin/bash

ipad_preset_path="/Applications/Miro Video Converter.app/Contents/Resources/ffmpeg_presets/libx264-ipod640.ffpreset"

for filename in *.flv
do
  echo "Converting video: $filename ... "
  echo "Converting to mp4 ..."
  ffmpeg -i "$filename" -threads 0 -strict experimental -f mp4 -vcodec libx264 -vpre slow -fpre "$ipad_preset_path" -b 1200k -acodec aac -ab 160000 -ac 2 "${filename%.*}.mp4"
  echo "Done."
  echo "Converting to webm ..."
  ffmpeg -i "$filename" -f webm -vcodec libvpx -acodec libvorbis -ab 160000 -crf 22 "${filename%.*}.webm"
  echo "Done."
done

see https://gist.github.com/968153 for the content of the ipad preset