convert input video file to html5 video formats mod. from url: http://sandalov.org/blog/1184/

html5video_converter

#!/bin/bash

if [[ $1 ]]
then
    filename=$(basename "$1")
    filename=${filename%.*}
    #$(dirname "$1")
    directory=result
    duration=$(ffmpeg -i "$1" 2>&1 | grep Duration | awk '{print $2}' | tr -d ,)
    minutes=${duration%:*}
    hours=${minutes%:*}
    minutes=${minutes##*:}
    seconds=${duration##*:}
    seconds=${seconds%.*}
 
    hours=$((hours*3600))
    minutes=$((minutes*60))
 
    total=$(expr $hours + $minutes + $seconds)
    number=$RANDOM
    let "number %= $total"
 
    echo "make $directory folder"
    mkdir -p "$directory"

    echo "Generating thumbnail"
    ffmpeg -i "$1" -filter:v yadif -an -ss $number -t 00:00:01 -r 1 -y -vcodec mjpeg -f mjpeg "$directory/$filename.jpg" 2>&1
    echo "Converting $filename to ogv"
    ffmpeg -i "$1" -acodec libvorbis -ac 2 -ab 96k -ar 44100 -b:v 1024k "$directory/$filename.ogv"
    echo "Finished ogv"
 
    echo "Converting $filename to webm"
    ffmpeg -i "$1" -acodec libvorbis -ac 2 -ab 96k -ar 44100 -b:v 1024k "$directory/$filename.webm"
    echo "Finished webm"
 
    echo "Converting $filename to h264"
    #-b 345k
    #ffmpeg -i "$1" -acodec libfaac -ab 96k -vcodec libx264 -level 21 -refs 2 -b:v 1024k -bt 1024k -threads 0 "$directory/$filename.v1.mp4"
    ffmpeg -i "$1" -acodec aac -ab 160000 -vcodec libx264 -vpre ipod640 -b:v 1024k -threads 0 -pix_fmt yuv420p -f mp4 -strict -2 "$directory/$filename.mp4"
    echo "Finished h264"
 
    echo "All Done!"
else
    echo "Usage: [filename]"
fi