#!/bin/bash

file="$HOME/recording_$(date +%Y-%m-%d_%H-%M)"

if [[ -n $1 ]]; then
  file="$1"
fi

ffmpeg \
  -y \
  -video_size 2880x1800 \
  -framerate 10 \
  -f x11grab \
  -i :0.0 \
  -f pulse \
  -ac 2 \
  -i default \
  "$file"