Add record_video script

install_ubuntu.sh

@@ -34,6 +34,7 @@ pulseaudio                   `# for sound` \
 alsa-base                    `# for sound` \
 pavucontrol                  `# for audio control` \
 pasystray                    `# for audio control` \
+libnvidia-compute-545        `# for mpv + nvidia` \
 iputils-ping                 `# ping etc.` \
 xfe                          `# classic file manager` \
 surf                         `# suckless lightweight browser` \

record_screen.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+ffmpeg \
+-f x11grab -framerate 30 -video_size 1920x1080 -i :0 `# this is screen` \
+-f v4l2 -framerate 30 -video_size 640x480 -i /dev/video0 `# this is camera` \
+-f alsa -i default `# this is audio` \
+-filter_complex "[0][1]overlay=main_w-overlay_w-2:main_h-overlay_h-2[v]" -map [v] -map 2 `# this is for placing camera in bottom right corner. IDK how it works` \
+video.mp4 # ouput file