dbamp

dbamp — Returns the decibel equivalent of the raw amplitude x.

Description

Returns the decibel equivalent of the raw amplitude x.

Syntax

dbamp(x)  (init-rate or control-rate args only)

Examples

Here is an example of the dbamp opcode. It uses the files dbamp.orc and dbamp.sco.

Example 91. Example of the dbamp opcode.

/* dbamp.orc */
; Initialize the global variables.
sr = 44100
kr = 4410
ksmps = 10
nchnls = 1

; Instrument #1.
instr 1
  iamp = 30000
  idb = dbamp(iamp)

  print idb
endin
/* dbamp.orc */

        
/* dbamp.sco */
; Play Instrument #1 for one second.
i 1 0 1
e
/* dbamp.sco */

        

Its output should include lines like this:

instr 1:  idb = 89.542
      

See Also

ampdb, ampdbfs, dbfsamp

Credits

Example written by Kevin Conder.