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Diffstat (limited to 'libs/appleutility/CoreAudio/PublicUtility/CAMixMap.h')
-rw-r--r--libs/appleutility/CoreAudio/PublicUtility/CAMixMap.h54
1 files changed, 27 insertions, 27 deletions
diff --git a/libs/appleutility/CoreAudio/PublicUtility/CAMixMap.h b/libs/appleutility/CoreAudio/PublicUtility/CAMixMap.h
index 62e95d4aa5..58d476489c 100644
--- a/libs/appleutility/CoreAudio/PublicUtility/CAMixMap.h
+++ b/libs/appleutility/CoreAudio/PublicUtility/CAMixMap.h
@@ -2,14 +2,14 @@
File: CAMixMap.h
Abstract: Part of CoreAudio Utility Classes
Version: 1.1
-
+
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
Inc. ("Apple") in consideration of your agreement to the following
terms, and your use, installation, modification or redistribution of
this Apple software constitutes acceptance of these terms. If you do
not agree with these terms, please do not use, install, modify or
redistribute this Apple software.
-
+
In consideration of your agreement to abide by the following terms, and
subject to these terms, Apple grants you a personal, non-exclusive
license, under Apple's copyrights in this original Apple software (the
@@ -25,13 +25,13 @@
implied, are granted by Apple herein, including but not limited to any
patent rights that may be infringed by your derivative works or by other
works in which the Apple Software may be incorporated.
-
+
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
-
+
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
@@ -40,45 +40,45 @@
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
-
+
Copyright (C) 2014 Apple Inc. All Rights Reserved.
-
+
*/
#ifndef __CAMixMap_h__
#define __CAMixMap_h__
// manages the setting of mix map volumes
-
+
class CAMixMap {
public:
CAMixMap ()
: mIns(0), mOuts (0), mMixMap(NULL)
{}
-
- CAMixMap (const CAMixMap &mm)
+
+ CAMixMap (const CAMixMap &mm)
: mIns(0), mOuts (0), mMixMap(NULL)
{ *this = mm; }
-
- CAMixMap (UInt32 numIns, UInt32 numOuts)
+
+ CAMixMap (UInt32 numIns, UInt32 numOuts)
: mIns(numIns), mOuts (numOuts), mMixMap(NULL)
- {
- mMixMap = new Float32[numIns * numOuts];
+ {
+ mMixMap = new Float32[numIns * numOuts];
memset (mMixMap, 0, ByteSize());
}
-
+
~CAMixMap () { delete [] mMixMap; }
-
- CAMixMap& operator=(const CAMixMap& mm)
- {
+
+ CAMixMap& operator=(const CAMixMap& mm)
+ {
if (mMixMap) { delete [] mMixMap; mMixMap = NULL; }
mIns = mm.mIns; mOuts = mm.mOuts;
- if (NumIns() && NumOuts()) {
+ if (NumIns() && NumOuts()) {
mMixMap = new Float32 [ NumIns() * NumOuts() ];
memcpy (mMixMap, mm.mMixMap, ByteSize());
}
return *this;
}
-
+
UInt32 NumIns () const { return mIns; }
UInt32 NumOuts () const { return mOuts; }
@@ -100,10 +100,10 @@ public:
mMixMap[i * NumOuts() + i] = val;
}
}
-
+
void Clear () { memset (mMixMap, 0, ByteSize()); }
-
-
+
+
Float32* MM() { return mMixMap; }
const Float32* MM() const { return mMixMap; }
UInt32 ByteSize () const { return NumIns() * NumOuts() * sizeof(Float32); }
@@ -116,7 +116,7 @@ public:
}
return sum;
}
-
+
void Normalize()
{
// ensure that no output channel will sum over unity.
@@ -129,25 +129,25 @@ public:
}
if (sum > maxsum) maxsum = sum;
}
-
+
if (maxsum == 0.f) return;
Float32 scale = 1.f / maxsum;
for (UInt32 i = 0; i < mIns * mOuts; ++i) {
mixmap[i] *= scale;
}
}
-
+
void Print ()
{
printf ("Num Ins: %d, Num Outs: %d\n", (int)mIns, (int)mOuts);
for (unsigned int ins = 0; ins < mIns; ++ins) {
printf ("\t%d: ", ins);
for (unsigned int outs = 0; outs < mOuts; ++outs)
- printf ("(%.3f) ", mMixMap[ins * NumOuts() + outs]);
+ printf ("(%.3f) ", mMixMap[ins * NumOuts() + outs]);
printf("\n");
}
}
-
+
private:
UInt32 mIns;
UInt32 mOuts;