update

Update the resampler parameters for this.

This function should not be called concurrently with any other function on this.

When in_rate or out_rate is 0, its value is unchanged.

When options is null, the previously configured options are reused.

Parameters:

this	a Resampler
in_rate	new input rate
out_rate	new output rate
options	new options or null

Returns:

true if the new parameters could be set