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FFmpeg cheat sheet

A list of useful commands for the FFmpeg command line tool.

Download FFmpeg: https://www.ffmpeg.org/download.html

Full documentation: https://www.ffmpeg.org/ffmpeg.html

Basic conversion

ffmpeg Cheatsheet

Join TS Files
Convert TS to MP4
Download Online AES-128 Encrypted HLS video
Convert Video to GIF
Extract Audio and Convert it to MP3
Burn Subtitles into Video

Join TS Files

Useful commands to use in Shell or others:

This is a simple guide for non-pro bash users to do random but annoying tasks in just seconds

Your boss will be happy and you'll be less stressed ;)

Files

Search a file name using a string:

Last updated: April 2021

Also known as itag or format codes and way back they could be specified with the fmt parameter (e.g. &fmt=22). Depending on the age and/or popularity of the video, not all formats will be available.

DASH video

Resolution	AV1 HFR High	AV1 HFR	AV1	VP9.2 HDR HFR	VP9 HFR	VP9	H.264 HFR	H.264
	MP4	MP4	MP4	WebM	WebM	WebM	MP4	MP4

Getting Started with Go 1.8 on macOS Sierra Version 10.12.3

I spent substantial amount of time when first setting up my Go development environment on macOS Sierra Version 10.12.3 as it is not as straight forward as I expected it to be. After going through numerous hiccups, I finally managed to get it done. So, I would like to share my experience with new Go developers to help them speed up their preparation process.

Get Started in 6 Easy Steps

Download and install Go via
Test your Go installation

macOS 10.12 Sierra Setup

Custom recipe to get macOS 10.12 Sierra running from scratch, setup applications and developer environment. This is very similar (and currently mostly the same) as my 10.11 El Capitan setup recipe and 10.10 Yosemite setup recipe. I am currently tweaking this for 10.12 Sierra and expect to refine this gist over the next few weeks.

I use this gist to keep track of the important software and steps required to have a functioning system after a semi-annual fresh install. I generally reinstall each computer from scratch every 6 months, and I do not perform upgrades between releases.

This keeps the system performing at top speeds, clean of trojans, spyware, and ensures that I maintain good organizational practices for my content and backups. I highly recommend this.

You are encouraged to fork this and modify it to your heart's content to match your o

Howto Install clamav on OSX with brew

Note: on legacy intel system the path may be /usr/local/etc/clamav instead of /opt/homebrew/etc/clamav/

$ brew install clamav
$ cd /opt/homebrew/etc/clamav/
$ cp freshclam.conf.sample freshclam.conf

	The Task

	Convert an entire folder of RAW images, typically produced by DSLR camera at 300dpi and convert them all to web-ready, 72dpi JPEG's in a single bash command while utilizing all eight threads in parallel on a quad-core i5 CPU.

	OS X Prerequesites

	Install ImageMagick with RAW support via Homebrew.

	If you don't already have Homebrew, shame on you. Grab it like so:

	brew options ffmpeg

	brew install ffmpeg \
	--with-chromaprint \
	--with-fdk-aac \
	--with-fontconfig \
	--with-freetype \
	--with-frei0r \
	--with-game-music-emu \
	--with-libass \