cf: https://blog.programster.org/change-audio-level-in-video
ffmpeg -i my.mp4 -vcodec copy -af "volume=25dB" my_25dB.mp4
Or,
for i in *.mp4; do \
ffmpeg -i $i -vcodec \
copy -af "volume=25dB" \
${i%.*}_25dB.mp4 ; \
done
-
cf: https://www.tenforums.com/tutorials/101274-uninstall-printer-driver-windows-10-a.html Open cmd in administer mode Run printmanagement...
-
cf: https://forums.raspberrypi.com/viewtopic.php?t=278033 For linux: First run the command: route -n It will show the metrics of the i... -
cf: https://askubuntu.com/questions/1276111/error-upgrading-grub-efi-amd64-signed-special-device-old-ssd-does-not-exist sudo mv /var/cache...