NAME

AMaxInputGain − get maximum input gain supported by audio controller

SYNOPSIS

#include <audio/Alib.h>

AGainDB AMaxInputGain(Audio *audio);

DESCRIPTION

AMaxInputGain() gets the maximum input gain, in decibels, supported by the audio controller associated with the audio connection.  If the application specifies a gain higher than this, the maximum supported value is used. 

audio specifies the Audio structure associated with this connection. 

RETURN VALUE

Upon successful completion, AMaxInputGain() returns the maximum input gain, in decibels, that the audio controller supports. 

ERRORS

AMaxInputGain does not return an error status. 

EXAMPLES

The following example gets the maximum input gain supported by the audio controller:

AGainDB max_in; /* max input gain */
Audio *audio; /* audio connection */
.
.
.
/* get max input gain */
max_in = AMaxInputGain(audio);

DEPENDENCIES

This function belongs to the Audio Library of functions that manage connections to an audio server.  The audio server must run on a system that has audio hardware.  To find out whether or not your system has audio hardware, refer to the hardware manual that accompanies your system. 

AUTHOR

AMaxInputGain() was developed by HP. 

SEE ALSO

AGetChannelGain(3X) AGetGain(3X), AGetSystemChannelGain(3X), AGMGainRestricted(3X), AInputChannels(3X), AInputSources(3X), AMaxOutputGain(3X), AMinInputGain(3X), AMinOutputGain(3X), AOutputChannels(3X), AOutputDestinations(3X), ASetChannelGain(3X), ASetGain(3X), ASetSystemChannelGain(3X), ASimplePlayer(3X), ASimpleRecorder(3X). 

Using the Audio Application Program Interface.

Hewlett-Packard Company  —  HP-UX Release 9.10: April 1995