From f6586af334dc3c44f03def42c38f52c266117657 Mon Sep 17 00:00:00 2001
From: Don Turner <donturner@google.com>
Date: Fri, 5 Jan 2018 16:59:56 +0000
Subject: [PATCH] Move float scaling value into constant. Fixes #21

---
 src/common/Utilities.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/common/Utilities.cpp b/src/common/Utilities.cpp
index 6bc89cde4..5df58ea86 100644
--- a/src/common/Utilities.cpp
+++ b/src/common/Utilities.cpp
@@ -24,6 +24,8 @@
 
 namespace oboe {
 
+constexpr float kScaleI16ToFloat = (1.0f / 32768.0f);
+
 void convertFloatToPcm16(const float *source, int16_t *destination, int32_t numSamples) {
     for (int i = 0; i < numSamples; i++) {
         float fval = source[i];
@@ -40,7 +42,7 @@ void convertFloatToPcm16(const float *source, int16_t *destination, int32_t numS
 
 void convertPcm16ToFloat(const int16_t *source, float *destination, int32_t numSamples) {
     for (int i = 0; i < numSamples; i++) {
-        destination[i] = source[i] * (1.0f / 32768.0f);
+        destination[i] = source[i] * kScaleI16ToFloat;
     }
 }