Create ffencoder.sh
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ffencoder.sh
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273
ffencoder.sh
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#!/bin/bash
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# Script for mass video encoding with ffmpeg
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DEF='\e[0m'; RED='\e[31m'; GRN='\e[32m'; WHT='\e[37m'; BLD='\e[1m';
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ScriptName=$(echo "$0" | awk -F '/' '{print $NF;}')
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ScriptDir=$(dirname $(readlink -e "$0"))
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ExtRegex='.*\(mkv\|mp4\|wmv\|avi\)'
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RateAbbr="ntsc|pal|qntsc|qpal|sntsc|spal|film|ntsc-film"
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CopyACodec="FLAC|vorbis"
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FFmpeg=$(which 'ffmpeg')
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Wrapper=$(which 'x264-10bit')
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Priority=""
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Nice=""
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Jobs=""
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WriteLog=""
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LogDir="Logs"
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Log="/dev/null"
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Resolution=""
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OutputDir=""
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InputDir=""
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BitDepth=""
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Bitrate=""
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Audio=""
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VCodec=""
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Format=""
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Fps=""
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view_help ()
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{
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echo "Usage: ./$ScriptName [KEY]... [ARG]..."
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echo "This is script for mass video encoding to libx264/mkv with custom bitdepth, bitrate, resolution and fps."
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echo "-i, --input set the input directory (required)"
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echo "-o, --output set output directory (required)"
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echo "-d, --depth set bit depth (8 or 10)"
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echo "-r, --resolution set resolution (<Width>x<Height>)"
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echo "-f, --fps set fps (\"http://ffmpeg.org/ffmpeg-all.html#Video-rate\")"
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echo "-b, --bitrate set bitrate (integer value with \"k\" or \"m\" postfix)"
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echo "-p, --priority set priority (integer value from -19 to 20. Transferred to \"nice -n\")"
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echo "-l, --log creates a directory with logs in output directory"
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echo "-h, --help shows this page and exit"
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exit 1
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}
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check_args ()
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{
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local Errors=""
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# InputDir
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if [[ -z "$InputDir" ]]; then
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echo -e "${BLD}${RED}Error:${DEF} InputDir not set."; Errors="True"
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elif [[ -d "$InputDir" ]]; then
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InputDir=$(readlink -e "$InputDir")
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if [[ $(find "$InputDir" -maxdepth 1 -type f -regex "$ExtRegex" | wc -l) == '0' ]]; then
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echo -e "${BLD}${RED}Error:${DEF} $InputDir does not contain any video files."; Errors="True"
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fi
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else
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echo -e "${BLD}${RED}Error:${DEF} $Input not a directory."; Errors="True"
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fi
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# OutputDir
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if [[ -z "$OutputDir" ]]; then
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echo -e "${BLD}${RED}Error:${DEF} OutputDir not set."; Errors="True"
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elif [[ -d "$OutputDir" ]]; then
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OutputDir=$(readlink -e "$OutputDir")
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elif ! mkdir -p "$OutputDir"; then
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echo -e "${BLD}${RED}Error:${DEF} Can't create ${OutputDir}!"; Errors="True"
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else
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OutputDir=$(readlink -e "$OutputDir")
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fi
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# BitDepth
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if [[ (! -z "$BitDepth") && ("$BitDepth" != '8' && "$BitDepth" != '10') ]]; then
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echo -e "${BLD}${RED}Error:${DEF} BitDepth must be '8' or '10', not \"${BitDepth}\"."; Errors="True"
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fi
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# Resolution
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if ! echo "$Resolution" | grep -Po '^[0-9]+x[0-9]+$' &> /dev/null && [[ ! -z $Resolution ]]; then
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echo -e "${BLD}${RED}Error:${DEF} Unknown resolution format: \"$Resolution\".\n\tMust be: <widht>x<height>"; Errors="True"
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fi
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# Fps
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if ! echo "$Fps" | grep -Po "^([0-9]+(/[0-9]+)?|${RateAbbr})$" &> /dev/null && [[ ! -z $Fps ]]; then
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echo -e "${BLD}${RED}Error:${DEF} Unknown fps format: \"$Fps\".\n\tIt has to be a string in the format frame_rate_num/frame_rate_den, an integer number, a float number or a valid video frame rate abbreviation"; Errors="True"
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fi
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# Bitrate
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if ! echo "$Bitrate" | grep -Po '^[0-9]+(k|m)?$' &> /dev/null && [[ ! -z $Bitrate ]]; then
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echo -e "${BLD}${RED}Error:${DEF} Unknown bitrate format: \"$Bitrate\".\n\tMust be integer value (with 'k' or 'm' postfix)."; Errors="True"
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fi
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# Priority
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if [[ ! -z "$Priority" ]]; then
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if ! echo "$Priority" | grep -P '[-0-9]{1,3}' &> /dev/null; then
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echo -e "${BLD}${RED}Error:${DEF} Unknown priority: \"$Priority\".\n\tMust be integer value from -19 to 20."; Errors="True"
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elif [[ "$Priority" -lt "-19" || "$Priority" -gt "20" ]]; then
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echo -e "${BLD}${RED}Error:${DEF} Priority must be from -19 to 20."; Errors="True"
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else
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Nice="nice -n $Priority"
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fi
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fi
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# Jobs
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#if [[ ! -z "$Jobs" ]]; then
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# if ! echo "$Jobs" | grep -P '^[0-9]+$' &> /dev/null; then
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# echo -e "${BLD}${RED}Error:${DEF} Unknown jobs count: \"$Jobs\".\n\tMust be integer value from 1 to 99."; Errors="True"
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# elif [[ "$Jobs" -lt "1" ]]; then
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# echo -e "${BLD}${RED}Error:${DEF} Jobs count must be integer value from 1 to 99."; Errors="True"
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# else
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# Jobs="-threads $Jobs"
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# fi
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#fi
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# VCodec/Format
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VCodec="libx264"
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Format="matroska"
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if [[ ! -z $Errors ]]; then exit 3; fi
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}
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auto_exec ()
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{
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local Info="$1"
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local Depth="8"
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local Exec="$FFmpeg"
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if [[ -z "$BitDepth" && ! -z $(echo "$Info" | grep -Po 'High 10') ]]; then
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Depth='10'
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else
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Depth="$BitDepth"
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fi
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if [[ "$Depth" == "10" ]]; then
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Exec="$Wrapper $Exec"
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fi
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echo "$Exec"
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}
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auto_resolution ()
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{
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local Info="$1"
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if [[ -z "$Resolution" ]]; then
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echo "-s "$(echo "$Info" | sed -r 's/.+ ([0-9]+x[0-9]+)[, ].+/\1/g')
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else
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echo "-s $Resolution"
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fi
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}
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auto_fps ()
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{
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local Info="$1"
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if [[ -z "$Fps" ]] && echo "$Info" | grep -P '[0-9\.] fps' &> /dev/null; then
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Fps=$(echo "$Info" | sed -r 's/.+ ([0-9\.]+) fps.+/\1/g')
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fi
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if [[ ! -z "$Fps" ]]; then
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Fps="-r $Fps"
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fi
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echo "$Fps"
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}
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auto_bitrate ()
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{
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local Info="$1"
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if [[ -z "$Bitrate" ]]; then
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echo "-b:v "$(echo "$Info" | sed -r 's/.+bitrate: ([0-9]+) ([kmg]?).+/\1\2/g')
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else
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echo "-b:v $Bitrate"
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fi
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}
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auto_audio ()
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{
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local Info="$1"
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local OnlyCopy=$(echo "$Info" | grep -Po '($CopyACodec)')
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local ABitrate=$(echo "$Info" | sed -r 's/.+ ([0-9]+) kb\/s.*/\1/g')
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if [[ $ABitrate -lt 128 ]]; then
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ABitrate="128"
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fi
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if [[ -z "$OnlyCopy" ]]; then
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echo "-acodec libvorbis -b:a ${ABitrate}k"
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else
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echo "-acodec copy"
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fi
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}
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# Check FFmpeg and Wrapper
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if [[ -z "$FFmpeg" ]]; then
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echo -e "${BLD}${RED}Error:${DEF} ffmpeg not found."; exit 1
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fi
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if [[ -z "$Wrapper" ]]; then
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echo -e "${BLD}${RED}Error:${DEF} 10bit wrapper not found."; exit 1
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fi
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# Processing arguments
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while [[ $# -gt 0 ]]; do case $1 in
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-i|--input ) InputDir="$2" ; shift; shift;;
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-o|--output ) OutputDir="$2" ; shift; shift;;
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-d|--depth ) BitDepth="$2" ; shift; shift;;
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-r|--resolution ) Resolution="$2" ; shift; shift;;
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-f|--fps ) Fps="$2" ; shift; shift;;
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-b|--bitrate ) Bitrate="$2" ; shift; shift;;
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-p|--priority ) Priority="$2" ; shift; shift;;
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-l|--log ) WriteLog="True" ; shift;;
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-h|--help ) view_help ; shift;;
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# -j|--jobs ) Jobs="$2" ; shift; shift;;
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# -a|--acodec ) ACodec="$2" ; shift; shift;;
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# -v|--vcodec ) VCodec="$2" ; shift; shift;;
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*) echo "Unknown argument: \"$1\""; exit 2;;
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esac; done; check_args
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LogDir="$OutputDir/$LogDir"
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if [[ ! -z $WriteLog && ! -d "$LogDir" ]]; then
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mkdir "$LogDir"
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fi
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# Main
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Index='1'
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Count=$(find "$InputDir" -maxdepth 1 -type f -regex "$ExtRegex" | wc -l)
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while IFS= read -r -d $'\n' InputFile <&3
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do
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InputFileName=$(echo "$InputFile" | awk -F '/' '{print $NF;}')
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InputFileNameCrop=$(echo "$InputFileName" | sed -r 's/\.[a-Z0-9]+$//g')
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printf "${BLD}[----] %#3d/%-3d${DEF} %s" "$Index" "$Count" "$InputFileNameCrop"
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OutputFile="$OutputDir/$InputFileNameCrop.mkv"
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if [[ ! -z $WriteLog ]]; then
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Log="$LogDir/$InputFileNameCrop.log"
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fi
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InfoP1=$("$FFmpeg" -i "$InputFile" 2>&1 | grep 'Video:')
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InfoP2=$("$FFmpeg" -i "$InputFile" 2>&1 | grep 'bitrate')
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InfoP3=$("$FFmpeg" -i "$InputFile" 2>&1 | grep -P 'Stream #0:1.+Audio:')
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Exec=$(auto_exec "$InfoP1")
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# Uncomment for fast debug:
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# VCodec="copy"
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if $Nice $Jobs $Exec \
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-i "$InputFile" \
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-f "$Format" \
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-vcodec "$VCodec" \
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$(auto_audio "$InfoP3") \
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$(auto_resolution "$InfoP1") \
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$(auto_bitrate "$InfoP2") \
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$(auto_fps "$InfoP3") \
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-y "$OutputFile" &> "$Log"; then
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printf "\r${BLD}[${GRN}DONE${DEF}${BLD}]\n"
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else
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printf "\r${BLD}[${RED}FAIL${DEF}${BLD}]\n"
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#break
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fi
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((Index++))
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done 3< <(find "$InputDir" -maxdepth 1 -type f -regex "$ExtRegex")
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