Pouya Pouya-moh

Pouya-moh / ffmpeg_hacks.txt

Last active March 6, 2018 00:21

	# reduce file size and remove audio (-an removes audio)
	$ ffmpeg -i input.mp4 -vcodec h264 -acodec mp2 output.mp4

	# split mp3
	$ ffmpeg -i source.mp3 -acodec copy -ss START_TIME -to END_TIME LITTLE_FILE
	# e.g. ffmpeg -i source.mp3 -acodec copy -ss 09:29 -to 14:56 03_some_name.mp3
	# for equal part:
	$ ffmpeg -i somefile.mp3 -f segment -segment_time SECONDS_AS_INT -c copy out%03d.mp3

	# converting MTS to mp4

Pouya-moh / gist:87cb16e98997e776803ae9c6884cf5b5

Created March 22, 2018 13:55

	#
	# Copyright (C) 2016 Cogimon
	# Author: Enrico Mingo Hoffman
	# email: [email protected]
	#
	# This program is free software: you can redistribute it and/or modify
	# it under the terms of the GNU Lesser General Public License as published by
	# the Free Software Foundation, either version 3 of the License, or
	# (at your option) any later version.
	#

Pouya-moh / ping-in-loop

Created November 14, 2018 13:53

ping all addresses in current subnet in loop instead of ping -b

	$ time ( s=192.168.0 ; for i in $(seq 1 254) ; do ( ping -n -c 1 -w 1 $s.$i 1>/dev/null 2>&1 && printf "%-16s %s\n" $s.$i responded ) & done ; wait ; echo )

	## credit: https://superuser.com/a/487014/195348

Pouya-moh / emacs

Last active February 3, 2019 15:16

Bootstraping new install

	https://github.com/Pouya-moh/.emacs.d.git ~/.emacs.d
	cd ~/.emacs.d && mkdir etc && cd etc
	git clone https://github.com/Pouya-moh/yamt-theme.git
	git clone https://github.com/targzeta/move-lines.git

Pouya-moh / python-virtualenv

Created April 22, 2019 11:38

Python virtualenv

	# creating the env
	$ virtualenv --no-site-packages -p /path/to/python3 virtualenv_name
	## --no-site-packages seems to be depricated as said here:
	## https://virtualenv.pypa.io/en/stable/reference/#cmdoption-no-site-packages

	## mind PYTHONPATH and pip -E, and to freez system pip:
	## https://stackoverflow.com/questions/1382925/virtualenv-no-site-packages-and-pip-still-finding-global-packages

	# activate/de
	$ source virtualenv_name/bin/activate