-section "The amplify filter"
-
option "amp" a
+#~~~~~~~~~~~~~
"amplification value"
int typestr="number"
default="32"
which the amplitude of the audio stream is multiplied. The
formula for the scaling factor is
- factor = 1 + amp / 64
+ factor = 1 + amp / 64.
- amp value scaling factor
- ~~~~~~~~~ ~~~~~~~~~~~~~~
- 0 1
- 32 1.5
- 64 2
- 128 3
+ For example, an amplifiction value of zero results in a
+ scaling factor of one while an amplification value of 64
+ means to double the volume.
"