Use ffmpeg to connect to an ip cctv camera and create video files on the fly that can be viewed in an mpeg-dash compatible browser using dash.js and an html5 video element.
A linux server, such as Ubuntu
Apache web server installed, running, and reachable via its ip address
| #!/bin/bash | |
| set -euo pipefail | |
| openssl req -new -text -passout pass:abcd -subj /CN=localhost -out server.req -keyout privkey.pem | |
| openssl rsa -in privkey.pem -passin pass:abcd -out server.key | |
| openssl req -x509 -in server.req -text -key server.key -out server.crt | |
| chmod 600 server.key | |
| test $(uname -s) = Linux && chown 70 server.key | |
| docker run -d --name postgres -e POSTGRES_HOST_AUTH_METHOD=trust -v "$(pwd)/server.crt:/var/lib/postgresql/server.crt:ro" -v "$(pwd)/server.key:/var/lib/postgresql/server.key:ro" postgres:12-alpine -c ssl=on -c ssl_cert_file=/var/lib/postgresql/server.crt -c ssl_key_file=/var/lib/postgresql/server.key |
| axios({ | |
| url: 'http://localhost:5000/static/example.pdf', | |
| method: 'GET', | |
| responseType: 'blob', // important | |
| }).then((response) => { | |
| const url = window.URL.createObjectURL(new Blob([response.data])); | |
| const link = document.createElement('a'); | |
| link.href = url; | |
| link.setAttribute('download', 'file.pdf'); | |
| document.body.appendChild(link); |
Direct copy of pre-encoded file:
$ ffmpeg -i filename.mp4 -codec: copy -start_number 0 -hls_time 10 -hls_list_size 0 -f hls filename.m3u8
| #!/bin/bash | |
| # Improved as per feedback from @pascal - https://gist.github.com/julianxhokaxhiu/c0a8e813eabf9d6d9873#gistcomment-3086462 | |
| find . -type f -iname "*.png" -exec optipng -nb -nc {} \; | |
| find . -type f -iname "*.png" -exec advpng -z4 {} \; | |
| find . -type f -iname "*.png" -exec pngcrush -rem gAMA -rem alla -rem cHRM -rem iCCP -rem sRGB -rem time -ow {} \; | |
| find . -type f \( -iname "*.jpg" -o -iname "*.jpeg" \) -exec jpegoptim -f --strip-all {} \; |
| Copyright 2015 Matthew Brush | |
| Permission is hereby granted, free of charge, to any person obtaining a | |
| copy of this software and associated documentation files (the | |
| "Software"), to deal in the Software without restriction, including | |
| without limitation the rights to use, copy, modify, merge, publish, | |
| distribute, sublicense, and/or sell copies of the Software, and to | |
| permit persons to whom the Software is furnished to do so, subject to | |
| the following conditions: |
| #!/bin/bash | |
| #============================================================================== | |
| #TITLE: mysql_backup.sh | |
| #DESCRIPTION: script for automating the daily mysql backups on development computer | |
| #AUTHOR: tleish | |
| #DATE: 2013-12-20 | |
| #VERSION: 0.4 | |
| #USAGE: ./mysql_backup.sh | |
| #CRON: | |
| # example cron for daily db backup @ 9:15 am |
| #!/bin/bash | |
| # | |
| # This script configures WordPress file permissions based on recommendations | |
| # from http://codex.wordpress.org/Hardening_WordPress#File_permissions | |
| # | |
| # Author: Michael Conigliaro <mike [at] conigliaro [dot] org> | |
| # | |
| WP_OWNER=www-data # <-- wordpress owner | |
| WP_GROUP=www-data # <-- wordpress group | |
| WP_ROOT=$1 # <-- wordpress root directory |