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--- debian:tips [2022/03/14 22:05]
nanodano
+++ debian:tips [2022/04/06 01:30] (current)
nanodano
@@ Line 71: / Line 71: @@
   * Convert .m4v video to .ogg video with ''ffmpeg -i x.m4v x.ogg''
   * Extract audio only from a video with ''ffmpeg -i x.m4v -vn x.ogg''
+  * Flip video vertically with ''ffmpeg -i in.avi -vf vflip -c:a copy out''
   * Play PC speaker beep: `echo -ne '\007'` or `sudo apt install beep; beep`
   * Use `vlc` or `easytag` to edit metadata on a song/video file.
+  * Rip music from CDs with [[https://abcde.einval.com/wiki|abcde]]. (''apt install abcde'') Just run it. It will prompt you and automate everything.
+  * Rip videos from DVD with ''handbrake'' or ''vlc'' (Media->Convert/Save)
+  * Dump CD to ISO image: ''dd if=/dev/sr0 of=disc.iso bs=1MB''
 ==== sudo ====
@@ Line 95: / Line 100: @@
+  * To update from Debian 10 to 11, run ''apt edit-sources'' and replace each instance of ''buster'' with ''bullseye''. One exception is the security line which should switch ''buster/updates'' with ''bullseye-security''. Then run ''apt update && apt updgrade'' followed by ''apt full-upgrade''.

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