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authorMatthias P. Braendli <matthias.braendli@mpb.li>2017-07-03 17:20:35 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2017-07-03 17:20:35 +0200
commit4870d0c148eb49ffeb5482ae55d9cc4c9cc89786 (patch)
tree0009fbe559e7e38b1cb30b7095930cfce267a83c /src/utils.hpp
parent777ef8b852aab3e95859b9042ddffb09818b28d2 (diff)
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Measure audio levels, add ensemble database WIP
Diffstat (limited to 'src/utils.hpp')
-rw-r--r--src/utils.hpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/utils.hpp b/src/utils.hpp
index 890bd50..3ff9f13 100644
--- a/src/utils.hpp
+++ b/src/utils.hpp
@@ -82,3 +82,6 @@ int sprintfMJD(char *dst, int mjd);
// as the RDS "Programme Item Number (PIN)" feature (EN 62106).
std::string pnum_to_str(uint16_t Programme_Number);
+// Convert and absolute 16-bit int value to dB. If value is zero, returns
+// -90dB
+int absolute_to_dB(int16_t value);