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Add remote media resize script
This script lets users use ssh and ffmpeg to downscale online media on a remote server to get reliable playback on very slow network connections. Can work on as little as a 56k dialup connection to play a youtube video.
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remotemediaresize.sh
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203
remotemediaresize.sh
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#!/bin/bash
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# Remote Multimedia playback script for users with low bandwidth internet.
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# Written by Minki in 2023. Feel free to share and modify.
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# Client Dependencies: ffmpeg (with ffplay), ssh, dialog
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# Server Dependencies: sshd, ffmpeg, yt-dlp
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# PROCESSING SETTINGS:
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# Video stream parameters
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vStream="-vf scale=320:240 -r 8 -f matroska -c:v wmv1 -acodec libmp3lame -ac 1 -ar 44100"
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# Audio stream parameters
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aStream="-f mp3 -acodec libmp3lame -ac 1 -ar 44100"
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# SSH Server login details (user@server.top)
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sshLogin="mueller@muellers-software.org"
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# Youtube-dl installation path
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ytDlCmd="yt-dlp"
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# Initial Values:
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searchTerm=""
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inputUrl=""
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vBit="24"
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aBit="24"
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# FUNCTIONS:
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setInputType () {
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inputType=$(dialog --backtitle "Remote Media Resize Service" --menu "Input type?" 14 45 25 \
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1 "URL" \
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2 "YouTube URL" \
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3 "YouTube Search" \
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4 "Exit" \
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3>&1 1>&2 2>&3
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)
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}
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setMode () {
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mode=$(dialog --backtitle "Remote Media Resize Service" --menu "Playback type?" 14 45 25 \
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1 "Play Audio" \
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2 "Play Video" \
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3 "Download Audio" \
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4 "Download Video" \
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5 "Exit" \
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3>&1 1>&2 2>&3
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)
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}
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setAudioBitrate () {
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aBit=$(dialog --backtitle "Remote Media Resize Service" \
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--inputbox "Enter Audio Bitrate (in kbps) " 8 60 $aBit \
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3>&1 1>&2 2>&3
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)k
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}
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setVideoBitrate () {
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vBit=$(dialog --backtitle "Remote Media Resize Service" \
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--inputbox "Enter Video Bitrate (in kbps) " 8 60 $vBit \
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3>&1 1>&2 2>&3
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)k
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}
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setInputUrl () {
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inputUrl=$(dialog --backtitle "Remote Media Resize Service" \
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--inputbox "Enter URL " 8 60 \
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3>&1 1>&2 2>&3
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)
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}
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setSearchTerm () {
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searchTerm=$(dialog --backtitle "Remote Media Resize Service" \
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--inputbox "Enter search term " 8 60 \
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3>&1 1>&2 2>&3
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)
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}
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setSaveName () {
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saveName=$(dialog --backtitle "Remote Media Resize Service" \
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--inputbox "Save file as? " 8 60 \
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3>&1 1>&2 2>&3
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)
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}
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setQuery () {
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query=$(dialog --backtitle "Remote Media Resize Service" \
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--inputbox "Enter a search term " 8 60 \
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3>&1 1>&2 2>&3
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)
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}
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setFfArguments () {
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case $mode in
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1)
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setAudioBitrate
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ffArguments="$aStream -b:a $aBit "
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;;
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2)
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setAudioBitrate
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setVideoBitrate
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ffArguments="$vStream -b:a $aBit -b:v $vBit"
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;;
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3)
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setAudioBitrate
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ffArguments="$aStream -b:a $aBit "
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;;
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4)
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setAudioBitrate
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setVideoBitrate
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ffArguments="$vStream -b:a $aBit -b:v $vBit"
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;;
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5)
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normalExit
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;;
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*)
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abnormalExit
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;;
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esac
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}
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normalExit () {
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echo "Interrupted by user."
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exit 0
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}
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abnormalExit () {
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echo "Exiting abnormally..."
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exit 127
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}
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# MAIN LOOP:
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# Intro screen:
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echo ' ___ _ __ __ _ _ ___ _
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| _ \___ _ __ ___| |_ ___| \/ |___ __| (_)__ _| _ \___ __(_)______
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| / -_) " \/ _ \ _/ -_) |\/| / -_) _` | / _` | / -_|_-< |_ / -_)
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|_|_\___|_|_|_\___/\__\___|_| |_\___\__,_|_\__,_|_|_\___/__/_/__\___|
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Written by mueller_minki in 2023. Feel free to share and modify!'
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sleep 1
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clear
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echo 'IMPORTANT! If you do not have SSH keys set up, you will have to enter your password on every rempote operation. If you are using the search feature, this might get annoying.'
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sleep 1
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setInputType # Query the user for what type of input they want to provide
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case $inputType in
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1) # URL
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setInputUrl
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urlInputType="URL"
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setMode
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setFfArguments
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;;
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2) # YouTube URL
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setInputUrl
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urlInputType="YT"
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setMode
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setFfArguments
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;;
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3) # YouTube Search
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setSearchTerm
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urlInputType="YT"
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setMode
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setFfArguments
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;;
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4)
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normalExit
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;;
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*)
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abnormalExit
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;;
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esac
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if [ $mode -gt 2 ]
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then # Mode 3 or 4 aka Download
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setSaveName
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if [ $urlInputType == "URL" ]
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then
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ssh $sshLogin "ffmpeg -re -i \"$inputUrl\" $ffArguments pipe:1" > $saveName
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elif [ $urlInputType == "YT" ]
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then
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if [ $inputType == "3" ]
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then
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ssh $sshLogin "ffmpeg -re -i \$($ytDlCmd -q -f b -g \"ytsearch1:$inputUrl\" ) $ffArguments pipe:1" > $saveName
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else
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ssh $sshLogin "ffmpeg -re -i \$($ytDlCmd -q -f b -g \"$inputUrl\" ) $ffArguments pipe:1" > $saveName
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fi
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else
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abnormalExit
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fi
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else # Mode 1 or 2 aka Play
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if [ $urlInputType == "URL" ]
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then
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ssh $sshLogin "ffmpeg -re -i \"$inputUrl\" $ffArguments pipe:1" | ffplay -hide_banner -loglevel error -stats -
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elif [ $urlInputType == "YT" ]
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then
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if [ $inputType == "3" ]
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then
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ssh $sshLogin "ffmpeg -re -i \$($ytDlCmd -q -f b -g ytsearch1:\"$searchTerm\" ) $ffArguments pipe:1" | ffplay -hide_banner -loglevel error -stats -
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else
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ssh $sshLogin "ffmpeg -re -i \$($ytDlCmd -q -f b -g \"$inputUrl\" ) $ffArguments pipe:1" | ffplay -hide_banner -loglevel error -stats -
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fi
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else
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abnormalExit
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fi
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fi
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