From 4ff41ecbb090e36a394ab4c6721e763085961c91 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 8 Apr 2009 03:47:18 +0200
Subject: print smallest attenuation/sample

---
 src/tests/voltest.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tests/voltest.c b/src/tests/voltest.c
index 0c6d2ea6..2dcfa53c 100644
--- a/src/tests/voltest.c
+++ b/src/tests/voltest.c
@@ -9,6 +9,9 @@ int main(int argc, char *argv[]) {
     float b;
     pa_channel_map map;
 
+    printf("Attenuation of sample 1 against 32767: %g dB\n", 20.0*log10(1.0/32767.0));
+    printf("Smallest possible attenutation > 0 applied to 32767: %li\n", lrint(32767.0*pa_sw_volume_to_linear(1)));
+
     for (v = PA_VOLUME_MUTED; v <= PA_VOLUME_NORM*2; v += 256) {
 
         double dB = pa_sw_volume_to_dB(v);
-- 
cgit