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
Emil Maran maranemil
maranemil
/ transformKeys.php
Created
May 22, 2022 16:33
— forked from goldsky/transformKeys.php
Convert under_score type array's keys to camelCase type array's keys and likewise
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| <?php | |
| /** | |
| * Convert under_score type array's keys to camelCase type array's keys | |
| * @param array $array array to convert | |
| * @param array $arrayHolder parent array holder for recursive array | |
| * @return array camelCase array | |
| */ | |
| public function camelCaseKeys($array, $arrayHolder = array()) { | |
| $camelCaseArray = !empty($arrayHolder) ? $arrayHolder : array(); |
maranemil
/ myscript.sh
Created
October 17, 2021 19:31
— forked from bradtraversy/myscript.sh
Basic Shell Scripting
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| #! /bin/bash | |
| # ECHO COMMAND | |
| # echo Hello World! | |
| # VARIABLES | |
| # Uppercase by convention | |
| # Letters, numbers, underscores | |
| NAME="Bob" | |
| # echo "My name is $NAME" |
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| ffmpeg -i in.mp4 -vf " | |
| split [main][tmp]; | |
| [tmp] | |
| lutyuv=y=negval:enable='(between(t,3,3.1))', | |
| lutyuv=u='(val-maxval/2)*2+maxval/2':v='(val-maxval/2)*2+maxval/2':enable='(between(t,3,3.4))', | |
| lutyuv="y=3*val":enable='(between(t,3,3.4))', | |
| hue=s=3:enable='(between(t,3,3.4))', | |
| eq=contrast=3:enable='(between(t,3,3.4))', |
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| Credits for visuals: | |
| Taryn Ashleigh Elliott https://www.instagram.com/tea_for_taryn/?hl=de | |
| Peanut Butter Visuals https://www.instagram.com/peanutbuttervisuals/ | |
| Cinema Professionals https://www.instagram.com/thatbluemymind/ | |
| Paulo Renato https://www.instagram.com/paulorenato/ | |
| Pixabay https://www.instagram.com/pixabay/?hl=de | |
| Piotr Wróbel https://www.instagram.com/ats_dron/ | |
| Paulo Renato https://www.instagram.com/paulorenato/ | |
| James Cheney https://www.instagram.com/cheneymediaproductions/ |
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| https://www.pexels.com/de-de/video/854638/ https://www.pexels.com/de-de/video/854662/ | |
| https://www.pexels.com/de-de/video/854697/ https://www.pexels.com/de-de/video/855257/ | |
| https://www.pexels.com/de-de/video/856077/ https://www.pexels.com/de-de/video/856666/ | |
| https://www.pexels.com/de-de/video/857026/ https://www.pexels.com/de-de/video/857069/ | |
| https://www.pexels.com/de-de/video/1234161/ https://www.pexels.com/de-de/video/1321208/ | |
| https://www.pexels.com/de-de/video/1390942/ https://www.pexels.com/de-de/video/1416529/ | |
| https://www.pexels.com/de-de/video/1448735/ https://www.pexels.com/de-de/video/1550080/ | |
| https://www.pexels.com/de-de/video/1649831/ https://www.pexels.com/de-de/video/1739010/ | |
| https://www.pexels.com/de-de/video/1806115/ https://www.pexels.com/de-de/video/2099595/ | |
| https://www.pexels.com/de-de/video/2257002/ https://www.pexels.com/de-de/video/2386442/ |
maranemil
/ ffmpeg.md
Created
October 30, 2020 13:02
— forked from steven2358/ffmpeg.md
FFmpeg cheat sheet
maranemil
/ read_serial.py
Last active
May 29, 2020 09:11
Python3 Read serial COM1 - simulate input Linux
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| # !/usr/bin/python | |
| # sudo apt install python3-pip | |
| # pip3 install pyxid | |
| # sudo pip3 install --upgrade pyserial | |
| # pip3 install --ignore-installed pyserial | |
| # sudo apt-get install python3-serial | |
| # python3 -c "import serial; print(serial.VERSION); print(serial.__dict__.keys()); print(serial.__file__)" |
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| #!/bin/sh | |
| # resize | |
| ffmpeg -loglevel quiet -stats -i video01.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1A.mp4 | |
| ffmpeg -loglevel quiet -stats -i video02.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1B.mp4 | |
| ffmpeg -loglevel quiet -stats -i video03.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1C.mp4 | |
| ffmpeg -loglevel quiet -stats -i video04.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1D.mp4 | |
| ffmpeg -loglevel quiet -stats -i video05.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1E.mp4 | |
| ffmpeg -loglevel quiet -stats -i video06.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1F.mp4 | |
| ffmpeg -loglevel quiet -stats -i video07.mp4 -vf "scale=960:540" -crf 20 -threads 6 -t 15 -y video1G.mp4 |
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| #!/bin/bash | |
| convert example4.png +flop ref.png | |
| cp ref.png flip1.png | |
| convert flip1.png +flop flip3.png | |
| convert flip3.png +flip flip2.png | |
| convert flip2.png +flop flip4.png | |
| convert flip3.png flip1.png -rotate 90 -append out1.png |
maranemil
/ delauna_triangulation.js
Created
December 27, 2019 20:38
Delaunay triangulation Javascript
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"/> | |
| <title>Triangulation Image Generator - js do it</title> | |
| <meta name="Description" content="jsdo.it - share JavaScript, HTML5 and CSS - "/> | |
| <meta name="Keywords" content="JavaScript,HTML5,CSS"/> | |
| <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1, maximum-scale=1"> | |
| <!-- | |
| python -m SimpleHTTPServer |
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