From 0bd662b2d7fc11c0b4c02372f97cf6062940c570 Mon Sep 17 00:00:00 2001
From: JP Cimalando <jpcima@users.noreply.github.com>
Date: Tue, 10 Apr 2018 12:55:03 +0200
Subject: support for 32 bit mixing, and multiple sample formats

---
 src/adlmidi_private.hpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'src/adlmidi_private.hpp')

diff --git a/src/adlmidi_private.hpp b/src/adlmidi_private.hpp
index caaf4f9..63cadb3 100644
--- a/src/adlmidi_private.hpp
+++ b/src/adlmidi_private.hpp
@@ -131,6 +131,25 @@ typedef int32_t ssize_t;
 
 extern std::string ADLMIDI_ErrorString;
 
+/*
+  Sample conversions to various formats
+*/
+template <class Real>
+inline Real adl_cvtReal(int32_t x)
+{
+    return x * ((Real)1 / INT16_MAX);
+}
+inline int32_t adl_cvtS16(int32_t x)
+{
+    x = (x < INT16_MIN) ? INT16_MIN : x;
+    x = (x > INT16_MAX) ? INT16_MAX : x;
+    return x;
+}
+inline int32_t adl_cvtS8(int32_t x)
+{
+    return adl_cvtS16(x) / 256;
+}
+
 /*
     Smart pointer for C heaps, created with malloc() call.
     FAQ: Why not std::shared_ptr? Because of Android NDK now doesn't supports it
@@ -909,7 +928,7 @@ public:
 #endif
     OPL3 opl;
 
-    int16_t outBuf[1024];
+    int32_t outBuf[1024];
 
     Setup m_setup;
 
-- 
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