summaryrefslogtreecommitdiff
path: root/apps/eq.c
diff options
context:
space:
mode:
Diffstat (limited to 'apps/eq.c')
-rw-r--r--apps/eq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/apps/eq.c b/apps/eq.c
index 7921028403..eecfc650d9 100644
--- a/apps/eq.c
+++ b/apps/eq.c
@@ -130,8 +130,8 @@ static long dbtoA(long db)
130} 130}
131 131
132/* Calculate second order section peaking filter coefficients. 132/* Calculate second order section peaking filter coefficients.
133 cutoff is a value from 0 to 0xffffffff, where 0 represents 0 hz and 133 cutoff is a value from 0 to 0x80000000, where 0 represents 0 hz and
134 0xffffffff represents nyquist (samplerate/2). 134 0x80000000 represents nyquist (samplerate/2).
135 Q is an unsigned 16.16 fixed point number, lower bound is artificially set 135 Q is an unsigned 16.16 fixed point number, lower bound is artificially set
136 at 0.5. 136 at 0.5.
137 db is s15.16 fixed point and describes gain/attenuation at peak freq. 137 db is s15.16 fixed point and describes gain/attenuation at peak freq.