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wlanhacking

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wlanhacking [2019/06/19 08:57] – 109.192.255.244wlanhacking [2022/03/02 21:19] (current) – [ffmpeg] 178.3.198.211
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 +==== ffmpeg ====
  
 +  trim
 +  ffmpeg -i my_video.mp4 -ss 00:00:15 -t 00:00:10 -async -1 clip.mp4
 +  https://unix.stackexchange.com/questions/28803/how-can-i-reduce-a-videos-size-with-ffmpeg
 +  
 +  reencode lower qulaity crf 18-28 is sane, lower crf is higer quality
 +  ffmpeg -i input -c:v libx264 -preset slow -crf 22 -c:a copy output.mkv
 +  https://trac.ffmpeg.org/wiki/Encode/H.264
 +
 +==== LAPTOP Akku state ausgeben ====
 +
 +  upower -i /org/freedesktop/UPower/devices/battery_BAT0
 +
 +
 +
 +==== drive speed test ====
 +
 +  sudo hdparm -tT --direct /dev/sda 
 +
 +==== iperf ====
 +
 +  https://www.thomas-krenn.com/de/wiki/TCP_und_UDP_Netzwerk_Performance_mit_iperf_messen
 +
 +  Server 1 TCP:  [root@server1 ~]# iperf -s
 +  Client 2 TCP:  [root@server2 ~]# iperf -c 192.168.255.1
 +
 +
 +  Server 1 UDP: [root@server1 ~]# iperf -s -u
 +  client 2 UDP: [root@server2 ~]# iperf -c 192.168.255.1 -u -b 1000M
 +==== rest ====
 +
 +remove all tagsexept date from JPEG: exiftool -all= -tagsFromFile @ -*date* *.jpg
 +
 +
 +netdiscover -i eth0 -r 192.168.178.0/24
 +
 +
 +monitor mode https://www.elektronik-kompendium.de/sites/net/2008051.htm
 +
 +
 +https://www.aircrack-ng.org/doku.php?id=newbie_guide#sniffing_ivs
 +
 +
 +mac adresse ändern http://www.easy-network.de/mac-adresse-unter-linux-aendern.html
 +
 +https://www.aircrack-ng.org/doku.php?id=newbie_guide#sniffing_ivs