Apparatus, method, and manufacture for connectable gain-sharing automixers

A device for audio mixing, comprising:

• a cascade input port that is configured to receive a first upstream sum audio signal and a first upstream mix audio signal;
• a first cascade input component, including:
• a first cascade input level detector component that is configured to provide an upstream sum level value corresponding to an audio level of the first upstream sum audio signal;
• a first cascade gain computation component that is configured to provide a first cascade gain value corresponding to a difference between the upstream sum level value and an input sum level value;
• and
• a first cascade attenuator component that is configured to provide a first attenuated upstream mix signal by attenuating the first upstream mix audio signal based on the first cascade gain value,
• a summer component that is configured to provide an input sum audio signal by summing together each signal provided as an input to the summer component, wherein at least the first upstream sum audio signal is provided as an input to the summer component;
• an input sum level detector component that is configured to provide the input sum level value corresponding to an audio level of the input sum audio signal;
• and
• a mixer component that is configured to provide a mix output signal by summing together each signal provided as an input to the mixer component, wherein at least the first attenuated upstream mix signal is provided as an input to the mixer component.

A method for audio mixing, comprising:

• providing an upstream sum level value corresponding to an audio level of a first upstream sum audio signal;
• providing a first cascade gain value corresponding to a difference between the upstream sum level value and an input sum level value;
• providing a first attenuated upstream mix signal by attenuating a first upstream mix audio signal based on the first cascade gain value;
• providing an input sum audio signal by summing together a plurality of summing input signals, wherein the plurality of summing input signals include at least the first upstream sum audio signal;
• providing the input sum level value corresponding to an audio level of the input sum audio signal;
• and
• providing a mix output signal by summing together a plurality of mixer input signals, wherein the plurality of mixer input signals include at least the first attenuated upstream mix signal.

A manufacture including a processor-readable medium having processor-executable code encoded therein, which when executed by one or more processors, enables actions for audio mixing, comprising:

• providing an upstream sum level value corresponding to an audio level of a first upstream sum audio signal;
• providing a first cascade gain value corresponding to a difference between the upstream sum level value and an input sum level value;
• providing a first attenuated upstream mix signal by attenuating a first upstream mix audio signal based on the first cascade gain value;
• providing an input sum audio signal by summing together a plurality of summing input signals, wherein the plurality of summing input signals include at least the first upstream sum audio signal;
• providing the input sum level value corresponding to an audio level of the input sum audio signal;
• and
• providing a mix output signal by summing together a plurality of mixer input signals, wherein the plurality of mixer input signals include at least the first attenuated upstream mix signal.

A system for audio mixing, comprising:

• a first automixer having at least a cascade output port;
• and
• a second automixer, including:
• a cascade input port that is arranged to receive a first upstream sum audio signal and a first upstream mix audio signal from the cascade output port of the first automixer;
• a first cascade input component, including:
• a first cascade input level detector component that is configured to provide an upstream sum level value corresponding to an audio level of the first upstream sum audio signal;
• a first cascade gain computation component that is configured to provide a first cascade gain value corresponding to a difference between the first upstream sum level value and an input sum level value;
• and
• a first cascade attenuator component that is configured to provide a first attenuated upstream mix signal by attenuating the first upstream mix audio signal based on the first cascade gain value;
• a summer component that is configured to provide an input sum audio signal by summing together each signal provided as an input to the summer component, wherein at least the first upstream sum audio signal is provided as an input to the summer component;
• an input sum level detector component that is configured to provide the input sum level value corresponding to an audio level of the input sum audio signal;
• and
• a mixer component that is configured to provide a mix output signal by summing together each signal provided as an input to the mixer component, wherein at least the first attenuated upstream mix signal is provided as an input to the mixer component.