summaryrefslogtreecommitdiff
path: root/libs/ardour/ardour
diff options
context:
space:
mode:
Diffstat (limited to 'libs/ardour/ardour')
-rw-r--r--libs/ardour/ardour/dsp_filter.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/libs/ardour/ardour/dsp_filter.h b/libs/ardour/ardour/dsp_filter.h
index 1ffccd3319..a8f000acc6 100644
--- a/libs/ardour/ardour/dsp_filter.h
+++ b/libs/ardour/ardour/dsp_filter.h
@@ -229,9 +229,9 @@ namespace ARDOUR { namespace DSP {
*/
void compute (Type t, double freq, double Q, double gain);
- /** filter transfer function (for spectrum visualization)
+ /** filter transfer function (filter response for spectrum visualization)
* @param freq frequency
- * @return gain at given frequency in dB
+ * @return gain at given frequency in dB (clamped to -120..+120)
*/
float dB_at_freq (float freq) const;