configs/arch-config/Dokumente/Commands.md

# Commands

## Normalize audio
```bash
ffmpeg-normalize *.<format> -v -pr -c:a <audio codec> -ext <extension>
```
Examples:
```bash
ffmpeg-normalize *.flac -v -pr -c:a flac -ext flac
ffmpeg-normalize *.m4a -v -pr -c:a libopus -ext opus
ffmpeg-normalize *.opus -v -pr -c:a libopus -ext opus
```

## extract images from video
```bash
ffmpeg -i "file.mpg" -r 1/1 xyz%03d.png
```

## copy lightdm configured themes
```bash
sudo cp -r /var/lib/lightdm/.local/share/webkitgtk/localstorage/ ~/ && sudo chmod -Rv 777 ~/localstorage/
```

## Single 4KiB random write process
```bash
fio --output=fio-4K-randw.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=4k --size=4g --numjobs=1 --iodepth=1 --runtime=120 --time_based --end_fsync=1
```

## 16 parallel 64KiB random write processes
```bash
fio --output=fio-64K-randw-x16.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=64k --size=256m --numjobs=16 --iodepth=16 --runtime=120 --time_based --end_fsync=1
```

## Single 1MiB random write process (16gb file)
```bash
fio --output=fio-1M-randw.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=1m --size=16g --numjobs=1 --iodepth=1 --runtime=120 --time_based --end_fsync=1
```

## Single 1MiB random write process (32gb file, 5 min)
```bash
fio --output=fio-1M-randw-32gb.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=1m --size=32g --numjobs=1 --iodepth=1 --runtime=300 --time_based --end_fsync=1
```

## Single 1MiB random write process (64gb file, 10 min)
```bash
fio --output=fio-1M-randw-64gb.txt --name=random-write --ioengine=posixaio --rw=randwrite --bs=1m --size=64g --numjobs=1 --iodepth=1 --runtime=600 --time_based --end_fsync=1
```

## smartctl test
```bash
sudo smartctl -t <short|long> <disk>
```

## smartctl status
```bash
sudo smartctl -a <disk>
```

## fake identity
```bash
rig
```

## Mangohud
In Steam: ``` mangohud %command% MANGOHUD_OUTPUT /home/marc/Dokumente/log ```
Lutris: command prefix: ``` mangohud, Environment Variables: MANGOHUD_OUTPUT | /home/marc/Dokumente/log ```

## lm_sensors realtime display
```bash
watch sensors
```

## analyze startup time
```bash
systemd-analyze plot > detail[X].svg
systemd-analyze blame > detail[X].txt
```

## add kernel patch
```bash
patch -Np1 -i *file*
```

## create mkinitcpio
```bash
sudo mkinitcpio -g /boot/initramfs-[kernel].img -k [kernel from /usr/lib/modules]
```

## depmod
```bash
depmod -a
```

## network traffic
```bash
nload
```

## pacman remove old packages
```bash
pacman -Sc
```

## Video as background
```bash
xwinwrap -g 1920x1080 -ov -- mpv -wid WID --loop --no-audio --keepaspect=no --no-osc <file>
```

### testing
```bash
xwinwrap -g 1920x1080 -ov -- mpv -wid WID --loop --no-audio --keepaspect=no --no-osc --vo=gpu /home/marc/Bilder/Backgrounds/Animated\ Backgrounds/Dune/Dune.mp4
xwinwrap -g 1920x1080 -ov -- mpv -wid WID --loop --no-audio --keepaspect=no --no-osc --vo=vaapi /home/marc/Bilder/Backgrounds/Animated\ Backgrounds/Dune/Dune.mp4
```

## Building LineageOS 17.1 for microG
```bash
sudo docker build -t fremontt/losbuilder https://gitlab.com/fremontt/minimal-docker-for-lineageos/image.git
sudo docker run -v /mnt/1d90c4d5-21d2-4455-bb4a-814de8496744/dockerphone/lineageosformicrog/:/root/los-build -e DEVICE_VENDOR="oneplus" -e DEVICE_CODENAME="oneplus3" -e LOS_SIGSPOOF_TYPE="RESTRICTED" -e LOS_ENABLE_CUSTOM_PACKAGES="YES" -e LOS_CUSTOM_PACKAGES="GmsCore GsfProxy FakeStore MozillaNlpBackend FDroid FDroidPrivilegedExtension AuroraStore AuroraServices NominatimNlpBackend OpenWeatherMapWeatherProvider" fremontt/losbuilder
```

## ssh
```
root@realstickman.xyz
root@nextcloud.realstickman.xyz
```

## generate keys per computer, only once!
```bash
ssh-keygen
```

## allow access through ssh key
```bash
ssh-copy-id -i <file location> <user>@<ip/domain>
ssh-copy-id -i ~/.ssh/id_rsa.pub <user>@<ip/domain>
```

## Ventoy
### install
```bash
sudo bash Ventoy2Disk.sh -i -g /dev/XXX
```
### update
```bash
sudo bash Ventoy2Disk.sh -u /dev/XXX
```

## PATH Variables
```
/home/marc/.local/bin:/home/marc/.bin:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/var/lib/flatpak/exports/bin:/usr/lib/jvm/default/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl
```

## export path Variables
```bash
export PATH="$PATH":<path>
```

## Dots per inch
```bash
xdpyinfo | grep -B 2 resolution
```