![]() ![]() The precision is as for 32 bit floating point. ![]() internal apple speaker, or USB attached speaker) is possible define 0.000001 or 0.999999 or like. the system using an floating point value between 0 and 1.(because this is not a programmer refenece skipping the differences between "Audio Hardware Services" and "Audio Hardware Abstraction Layer") volume control, are (roughly) managed "at system level". I'm surprised with the comments, about the fractional size precison. So, when you want the volume level to be 50%, use this: $ osascript -e "set Volume 3.5" # for 50% volumeĪnd (of course) you can use $ osascript -e "set Volume 0.1" # for a really LOW volume… ) Just checked on my Mountain-Lion-running MacBook: the maximum is 7, not 10 as it was in Leopard. $ osascript -e "set Volume 7" # for maximum volume You can use the command line to set exact levels: $ osascript -e "set Volume 0" # for mute ![]()
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