Другой метод, использующий mplayer
mplayer -quiet \
sourcefile.mp4 -ao pcm:fast:file=output.wav \
-vc dummy -vo null -channels 2 \
-ss 1:00 -endpos 0:30
, отмечает, что выходной файл будет начинаться с 1:00 в течение 30 секунд.
-endpos здесь означает продолжительность.
Прочитайте man htop, особенно часть INTERACTIVE COMMANDS:
F "Follow" process: if the sort order causes the currently selected process to move in the list, make the selection bar follow it. This is useful for monitoring a process: this
way, you can keep a process always visible on screen. When a movement key is used, "follow" loses effect.
После того, как вы /, F
Прочитайте man htop, особенно часть INTERACTIVE COMMANDS:
F "Follow" process: if the sort order causes the currently selected process to move in the list, make the selection bar follow it. This is useful for monitoring a process: this
way, you can keep a process always visible on screen. When a movement key is used, "follow" loses effect.
После того, как вы /, F
Прочитайте man htop, особенно часть INTERACTIVE COMMANDS:
F "Follow" process: if the sort order causes the currently selected process to move in the list, make the selection bar follow it. This is useful for monitoring a process: this
way, you can keep a process always visible on screen. When a movement key is used, "follow" loses effect.
После того, как вы /, F