github-starred/airwindows
2
0
Fork 0
mirror of https://github.com/airwindows/airwindows.git synced 2026-05-21 06:46:21 -06:00
Code Issues 33 Projects Packages Wiki Activity Actions

DitherFloat update

Browse source
This commit is contained in:
Chris Johnson 2019-02-19 08:35:31 -05:00
parent e5da517d26
commit 83f022409a
15 changed files with 234 additions and 158 deletions
Download patch file Download diff file Expand all files Collapse all files

3
plugins/LinuxVST/src/DitherFloat/DitherFloat.cpp
View file

@ -14,8 +14,7 @@ DitherFloat::DitherFloat(audioMasterCallback audioMaster) :
{
A = 0.0;
B = 1.0;
fpNShapeL = 0.0;
fpNShapeR = 0.0;
fpd = 17;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.

3
plugins/LinuxVST/src/DitherFloat/DitherFloat.h
View file

@ -53,8 +53,7 @@ private:
char _programName[kVstMaxProgNameLen + 1];
std::set< std::string > _canDo;
long double fpNShapeL;
long double fpNShapeR;
uint32_t fpd;
//default stuff
float A;

26
plugins/LinuxVST/src/DitherFloat/DitherFloatProc.cpp
View file

@ -68,15 +68,14 @@ void DitherFloat::processReplacing(float **inputs, float **outputs, VstInt32 sam
//stereo 32 bit dither, made small and tidy.
//begin stereo 32 bit floating point dither
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleL += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleR += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
//end stereo 32 bit floating point dither
inputSampleL = (float)inputSampleL; //equivalent of 'floor' for 32 bit floating point
@ -154,15 +153,14 @@ void DitherFloat::processDoubleReplacing(double **inputs, double **outputs, VstI
//stereo 32 bit dither, made small and tidy.
//begin stereo 32 bit floating point dither
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleL += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleR += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
//end stereo 32 bit floating point dither
inputSampleL = (float)inputSampleL; //equivalent of 'floor' for 32 bit floating point

31
plugins/MacAU/DitherFloat/DitherFloat.cpp
View file

@ -165,7 +165,7 @@ ComponentResult DitherFloat::Initialize()
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void DitherFloat::DitherFloatKernel::Reset()
{
fpNShape = 0.0;
fpd = 17;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@ -226,26 +226,37 @@ void DitherFloat::DitherFloatKernel::Process( const Float32 *inSourceP,
case 32: gain = 4294967296.0; break;
}
//we are directly punching in the gain values rather than calculating them
//gain *= gain; //for testing with double precision, 64 bit
while (nSampleFrames-- > 0) {
long double inputSample = *sourceP + (gain-1); //this offsets the float into total truncation-land.
//begin 32 bit floating point dither
int expon; frexpf((Float32)inputSample, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo
inputSample += (dither-fpNShape); fpNShape = dither;
int expon; frexpf((float)inputSample, &expon);
fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
inputSample += (fpd*3.4e-36l*pow(2,expon+62) * blend); //remove 'blend' for real use, it's for the demo
//end 32 bit floating point dither
/* copy and paste into code, fpd is a uint32_t initialized as 17 (NOT 0)
//begin 32 bit floating point dither
int expon; frexpf((float)inputSample, &expon);
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSample += (fpd*3.4e-36l*pow(2,expon+62));
//end 32 bit floating point dither
//begin 64 bit floating point dither
int expon; frexp((double)inputSample, &expon);
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSample += (fpd*6.4e-45l*pow(2,expon+62));
//end 64 bit floating point dither
*/
inputSample = (Float32)inputSample; //equivalent of 'floor' for 32 bit floating point
inputSample = (float)inputSample; //equivalent of 'floor' for 32 bit floating point
//We do that separately, we're truncating to floating point WHILE heavily offset.
*destP = inputSample - (gain-1); //this de-offsets the float.

2
plugins/MacAU/DitherFloat/DitherFloat.h
View file

@ -128,7 +128,7 @@ public:
virtual void Reset();
private:
long double fpNShape;
uint32_t fpd;
};
};

58
plugins/MacAU/DitherFloat/DitherFloat.xcodeproj/christopherjohnson.pbxuser
View file

@ -49,24 +49,44 @@
PBXFileDataSource_Warnings_ColumnID,
);
};
PBXPerProjectTemplateStateSaveDate = 569802726;
PBXWorkspaceStateSaveDate = 569802726;
PBXPerProjectTemplateStateSaveDate = 572274037;
PBXWorkspaceStateSaveDate = 572274037;
};
perUserProjectItems = {
8B6F22BF221C34010084A947 /* PBXTextBookmark */ = 8B6F22BF221C34010084A947 /* PBXTextBookmark */;
8B6F22E7221C35D70084A947 /* PBXTextBookmark */ = 8B6F22E7221C35D70084A947 /* PBXTextBookmark */;
8BEF85AB21F6801300FEF113 /* PlistBookmark */ = 8BEF85AB21F6801300FEF113 /* PlistBookmark */;
8BEF85AC21F6801300FEF113 /* PBXBookmark */ = 8BEF85AC21F6801300FEF113 /* PBXBookmark */;
8BEF85AD21F6801300FEF113 /* PBXTextBookmark */ = 8BEF85AD21F6801300FEF113 /* PBXTextBookmark */;
};
sourceControlManager = 8BD3CCB8148830B20062E48C /* Source Control */;
userBuildSettings = {
};
};
8B6F22BF221C34010084A947 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 8BA05A660720730100365D66 /* DitherFloat.cpp */;
name = "DitherFloat.cpp: 257";
rLen = 0;
rLoc = 10887;
rType = 0;
vrLen = 1139;
vrLoc = 9739;
};
8B6F22E7221C35D70084A947 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 8BA05A660720730100365D66 /* DitherFloat.cpp */;
name = "DitherFloat.cpp: 257";
rLen = 0;
rLoc = 10887;
rType = 0;
vrLen = 1139;
vrLoc = 9739;
};
8BA05A660720730100365D66 /* DitherFloat.cpp */ = {
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {1048, 3588}}";
sepNavSelRange = "{10182, 58}";
sepNavVisRange = "{9784, 862}";
sepNavWindowFrame = "{{643, 56}, {1300, 822}}";
sepNavIntBoundsRect = "{{0, 0}, {824, 3731}}";
sepNavSelRange = "{10887, 0}";
sepNavVisRange = "{9739, 1139}";
sepNavWindowFrame = "{{526, 20}, {901, 799}}";
};
};
8BA05A690720730100365D66 /* DitherFloatVersion.h */ = {
@ -80,9 +100,9 @@
8BC6025B073B072D006C4272 /* DitherFloat.h */ = {
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {1253, 1794}}";
sepNavSelRange = "{3211, 0}";
sepNavVisRange = "{2595, 1482}";
sepNavWindowFrame = "{{717, 56}, {1300, 822}}";
sepNavSelRange = "{5227, 16}";
sepNavVisRange = "{3668, 1685}";
sepNavWindowFrame = "{{140, 56}, {1300, 822}}";
};
};
8BD3CCB8148830B20062E48C /* Source Control */ = {
@ -109,21 +129,7 @@
);
name = /Users/christopherjohnson/Desktop/MacAU/DitherFloat/Info.plist;
rLen = 0;
rLoc = 9223372036854775807;
};
8BEF85AC21F6801300FEF113 /* PBXBookmark */ = {
isa = PBXBookmark;
fRef = 8BA05A660720730100365D66 /* DitherFloat.cpp */;
};
8BEF85AD21F6801300FEF113 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 8BA05A660720730100365D66 /* DitherFloat.cpp */;
name = "DitherFloat.cpp: 240";
rLen = 58;
rLoc = 10182;
rType = 0;
vrLen = 862;
vrLoc = 9784;
rLoc = 9223372036854775808;
};
8D01CCC60486CAD60068D4B7 /* DitherFloat */ = {
activeExec = 0;

37
plugins/MacAU/DitherFloat/DitherFloat.xcodeproj/christopherjohnson.perspectivev3
View file

@ -256,6 +256,8 @@
<key>Layout</key>
<array>
<dict>
<key>BecomeActive</key>
<true/>
<key>ContentConfiguration</key>
<dict>
<key>PBXBottomSmartGroupGIDs</key>
@ -300,7 +302,7 @@
<key>PBXSmartGroupTreeModuleOutlineStateSelectionKey</key>
<array>
<array>
<integer>4</integer>
<integer>3</integer>
<integer>2</integer>
<integer>1</integer>
<integer>0</integer>
@ -324,7 +326,7 @@
<real>288</real>
</array>
<key>RubberWindowFrame</key>
<string>566 208 841 654 0 0 1440 878 </string>
<string>75 187 841 654 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXSmartGroupTreeModule</string>
@ -335,8 +337,6 @@
<key>Dock</key>
<array>
<dict>
<key>BecomeActive</key>
<true/>
<key>ContentConfiguration</key>
<dict>
<key>PBXProjectModuleGUID</key>
@ -354,11 +354,11 @@
<key>_historyCapacity</key>
<integer>0</integer>
<key>bookmark</key>
<string>8BEF85AD21F6801300FEF113</string>
<string>8B6F22E7221C35D70084A947</string>
<key>history</key>
<array>
<string>8BEF85AB21F6801300FEF113</string>
<string>8BEF85AC21F6801300FEF113</string>
<string>8B6F22BF221C34010084A947</string>
</array>
</dict>
<key>SplitCount</key>
@ -372,18 +372,18 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{0, 0}, {531, 413}}</string>
<string>{{0, 0}, {531, 399}}</string>
<key>RubberWindowFrame</key>
<string>566 208 841 654 0 0 1440 878 </string>
<string>75 187 841 654 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXNavigatorGroup</string>
<key>Proportion</key>
<string>413pt</string>
<string>399pt</string>
</dict>
<dict>
<key>Proportion</key>
<string>195pt</string>
<string>209pt</string>
<key>Tabs</key>
<array>
<dict>
@ -397,9 +397,9 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{10, 27}, {531, 168}}</string>
<string>{{10, 27}, {531, 182}}</string>
<key>RubberWindowFrame</key>
<string>566 208 841 654 0 0 1440 878 </string>
<string>75 187 841 654 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>XCDetailModule</string>
@ -453,7 +453,7 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{10, 27}, {531, 365}}</string>
<string>{{10, 27}, {531, 175}}</string>
</dict>
<key>Module</key>
<string>PBXBuildResultsModule</string>
@ -481,11 +481,11 @@
</array>
<key>TableOfContents</key>
<array>
<string>8BEF85AE21F6801300FEF113</string>
<string>8B6F22E8221C35D70084A947</string>
<string>1CA23ED40692098700951B8B</string>
<string>8BEF85AF21F6801300FEF113</string>
<string>8B6F22E9221C35D70084A947</string>
<string>8BD7274A1D46E5A5000176F0</string>
<string>8BEF85B021F6801300FEF113</string>
<string>8B6F22EA221C35D70084A947</string>
<string>1CA23EDF0692099D00951B8B</string>
<string>1CA23EE00692099D00951B8B</string>
<string>1CA23EE10692099D00951B8B</string>
@ -658,7 +658,7 @@
<key>StatusbarIsVisible</key>
<true/>
<key>TimeStamp</key>
<real>569802771.16773605</real>
<real>572274135.023754</real>
<key>ToolbarConfigUserDefaultsMinorVersion</key>
<string>2</string>
<key>ToolbarDisplayMode</key>
@ -675,10 +675,11 @@
<integer>5</integer>
<key>WindowOrderList</key>
<array>
<string>8B6F22EB221C35D70084A947</string>
<string>/Users/christopherjohnson/Desktop/MacAU/DitherFloat/DitherFloat.xcodeproj</string>
</array>
<key>WindowString</key>
<string>566 208 841 654 0 0 1440 878 </string>
<string>75 187 841 654 0 0 1440 878 </string>
<key>WindowToolsV3</key>
<array>
<dict>

81
plugins/MacVST/DitherFloat/DitherFloat.xcodeproj/christopherjohnson.pbxuser
View file

@ -49,12 +49,15 @@
PBXFileDataSource_Warnings_ColumnID,
);
};
PBXPerProjectTemplateStateSaveDate = 569801710;
PBXWorkspaceStateSaveDate = 569801710;
PBXPerProjectTemplateStateSaveDate = 572274028;
PBXWorkspaceStateSaveDate = 572274028;
};
perUserProjectItems = {
8BEF85B121F6801400FEF113 /* XCBuildMessageTextBookmark */ = 8BEF85B121F6801400FEF113 /* XCBuildMessageTextBookmark */;
8BEF85B621F6802400FEF113 /* PBXTextBookmark */ = 8BEF85B621F6802400FEF113 /* PBXTextBookmark */;
8B6F22ED221C35E90084A947 /* PBXBookmark */ = 8B6F22ED221C35E90084A947 /* PBXBookmark */;
8B6F22F6221C37910084A947 /* PBXTextBookmark */ = 8B6F22F6221C37910084A947 /* PBXTextBookmark */;
8B6F22F7221C37910084A947 /* XCBuildMessageTextBookmark */ = 8B6F22F7221C37910084A947 /* XCBuildMessageTextBookmark */;
8B6F22F8221C37910084A947 /* PBXTextBookmark */ = 8B6F22F8221C37910084A947 /* PBXTextBookmark */;
8B6F22FB221C37910084A947 /* PBXTextBookmark */ = 8B6F22FB221C37910084A947 /* PBXTextBookmark */;
};
sourceControlManager = 8B02375E1D42B1C400E1E8C8 /* Source Control */;
userBuildSettings = {
@ -62,34 +65,34 @@
};
2407DEB6089929BA00EB68BF /* DitherFloat.cpp */ = {
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {848, 1664}}";
sepNavSelRange = "{3601, 0}";
sepNavVisRange = "{2649, 2103}";
sepNavIntBoundsRect = "{{0, 0}, {848, 1651}}";
sepNavSelRange = "{496, 0}";
sepNavVisRange = "{0, 2132}";
sepNavWindowFrame = "{{166, 47}, {895, 831}}";
};
};
245463B80991757100464AD3 /* DitherFloat.h */ = {
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {866, 845}}";
sepNavSelRange = "{2508, 0}";
sepNavVisRange = "{292, 2228}";
sepNavWindowFrame = "{{20, 47}, {895, 831}}";
sepNavIntBoundsRect = "{{0, 0}, {866, 832}}";
sepNavSelRange = "{2416, 0}";
sepNavVisRange = "{268, 2219}";
sepNavWindowFrame = "{{471, 47}, {895, 831}}";
};
};
24A2FFDB0F90D1DD003BB5A7 /* audioeffectx.cpp */ = {
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {859, 20267}}";
sepNavIntBoundsRect = "{{0, 0}, {838, 19760}}";
sepNavSelRange = "{10616, 0}";
sepNavVisRange = "{9653, 2414}";
sepNavVisRange = "{10459, 280}";
sepNavWindowFrame = "{{15, 42}, {895, 831}}";
};
};
24D8286F09A914000093AEF8 /* DitherFloatProc.cpp */ = {
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {649, 2652}}";
sepNavSelRange = "{569, 0}";
sepNavVisRange = "{451, 169}";
sepNavWindowFrame = "{{68, 47}, {895, 831}}";
sepNavIntBoundsRect = "{{0, 0}, {848, 2431}}";
sepNavSelRange = "{5133, 0}";
sepNavVisRange = "{0, 1576}";
sepNavWindowFrame = "{{64, 47}, {895, 831}}";
};
};
8B02375E1D42B1C400E1E8C8 /* Source Control */ = {
@ -106,24 +109,48 @@
isa = PBXCodeSenseManager;
indexTemplatePath = "";
};
8BEF85B121F6801400FEF113 /* XCBuildMessageTextBookmark */ = {
isa = PBXTextBookmark;
comments = "Unused variable 'blend'";
8B6F22ED221C35E90084A947 /* PBXBookmark */ = {
isa = PBXBookmark;
fRef = 24D8286F09A914000093AEF8 /* DitherFloatProc.cpp */;
fallbackIsa = XCBuildMessageTextBookmark;
rLen = 1;
rLoc = 21;
rType = 1;
};
8BEF85B621F6802400FEF113 /* PBXTextBookmark */ = {
8B6F22F6221C37910084A947 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24D8286F09A914000093AEF8 /* DitherFloatProc.cpp */;
name = "DitherFloatProc.cpp: 22";
rLen = 0;
rLoc = 569;
rType = 0;
vrLen = 169;
vrLoc = 451;
vrLen = 139;
vrLoc = 479;
};
8B6F22F7221C37910084A947 /* XCBuildMessageTextBookmark */ = {
isa = PBXTextBookmark;
comments = "Deprecated conversion from string constant to 'char*'";
fRef = 24A2FFDB0F90D1DD003BB5A7 /* audioeffectx.cpp */;
fallbackIsa = XCBuildMessageTextBookmark;
rLen = 1;
rLoc = 306;
rType = 1;
};
8B6F22F8221C37910084A947 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24A2FFDB0F90D1DD003BB5A7 /* audioeffectx.cpp */;
name = "audioeffectx.cpp: 307";
rLen = 0;
rLoc = 10616;
rType = 0;
vrLen = 280;
vrLoc = 10459;
};
8B6F22FB221C37910084A947 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24D8286F09A914000093AEF8 /* DitherFloatProc.cpp */;
name = "DitherFloatProc.cpp: 164";
rLen = 0;
rLoc = 5133;
rType = 0;
vrLen = 1576;
vrLoc = 0;
};
8D01CCC60486CAD60068D4B7 /* DitherFloat */ = {
activeExec = 0;

81
plugins/MacVST/DitherFloat/DitherFloat.xcodeproj/christopherjohnson.perspectivev3
View file

@ -222,7 +222,48 @@
</dict>
</array>
<key>OpenEditors</key>
<array/>
<array>
<dict>
<key>Content</key>
<dict>
<key>PBXProjectModuleGUID</key>
<string>8B6F22F9221C37910084A947</string>
<key>PBXProjectModuleLabel</key>
<string>DitherFloatProc.cpp</string>
<key>PBXSplitModuleInNavigatorKey</key>
<dict>
<key>Split0</key>
<dict>
<key>PBXProjectModuleGUID</key>
<string>8B6F22FA221C37910084A947</string>
<key>PBXProjectModuleLabel</key>
<string>DitherFloatProc.cpp</string>
<key>_historyCapacity</key>
<integer>0</integer>
<key>bookmark</key>
<string>8B6F22FB221C37910084A947</string>
<key>history</key>
<array>
<string>8B6F22ED221C35E90084A947</string>
</array>
</dict>
<key>SplitCount</key>
<string>1</string>
</dict>
<key>StatusBarVisibility</key>
<true/>
</dict>
<key>Geometry</key>
<dict>
<key>Frame</key>
<string>{{0, 20}, {895, 734}}</string>
<key>PBXModuleWindowStatusBarHidden2</key>
<false/>
<key>RubberWindowFrame</key>
<string>64 103 895 775 0 0 1440 878 </string>
</dict>
</dict>
</array>
<key>PerspectiveWidths</key>
<array>
<integer>810</integer>
@ -321,7 +362,7 @@
<real>185</real>
</array>
<key>RubberWindowFrame</key>
<string>291 285 810 487 0 0 1440 878 </string>
<string>121 270 810 487 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXSmartGroupTreeModule</string>
@ -337,7 +378,7 @@
<key>PBXProjectModuleGUID</key>
<string>8B0237581D42B1C400E1E8C8</string>
<key>PBXProjectModuleLabel</key>
<string>DitherFloatProc.cpp</string>
<string>audioeffectx.cpp</string>
<key>PBXSplitModuleInNavigatorKey</key>
<dict>
<key>Split0</key>
@ -345,14 +386,15 @@
<key>PBXProjectModuleGUID</key>
<string>8B0237591D42B1C400E1E8C8</string>
<key>PBXProjectModuleLabel</key>
<string>DitherFloatProc.cpp</string>
<string>audioeffectx.cpp</string>
<key>_historyCapacity</key>
<integer>0</integer>
<key>bookmark</key>
<string>8BEF85B621F6802400FEF113</string>
<string>8B6F22F8221C37910084A947</string>
<key>history</key>
<array>
<string>8BEF85B121F6801400FEF113</string>
<string>8B6F22F6221C37910084A947</string>
<string>8B6F22F7221C37910084A947</string>
</array>
</dict>
<key>SplitCount</key>
@ -366,18 +408,18 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{0, 0}, {603, 132}}</string>
<string>{{0, 0}, {603, 117}}</string>
<key>RubberWindowFrame</key>
<string>291 285 810 487 0 0 1440 878 </string>
<string>121 270 810 487 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXNavigatorGroup</string>
<key>Proportion</key>
<string>132pt</string>
<string>117pt</string>
</dict>
<dict>
<key>Proportion</key>
<string>309pt</string>
<string>324pt</string>
<key>Tabs</key>
<array>
<dict>
@ -391,7 +433,7 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{10, 27}, {603, 414}}</string>
<string>{{10, 27}, {603, 297}}</string>
</dict>
<key>Module</key>
<string>XCDetailModule</string>
@ -445,9 +487,9 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{10, 27}, {603, 282}}</string>
<string>{{10, 27}, {603, 297}}</string>
<key>RubberWindowFrame</key>
<string>291 285 810 487 0 0 1440 878 </string>
<string>121 270 810 487 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXBuildResultsModule</string>
@ -475,11 +517,11 @@
</array>
<key>TableOfContents</key>
<array>
<string>8BEF853D21F67C3100FEF113</string>
<string>8B6F22CF221C35700084A947</string>
<string>1CA23ED40692098700951B8B</string>
<string>8BEF853E21F67C3100FEF113</string>
<string>8B6F22D0221C35700084A947</string>
<string>8B0237581D42B1C400E1E8C8</string>
<string>8BEF853F21F67C3100FEF113</string>
<string>8B6F22D1221C35700084A947</string>
<string>1CA23EDF0692099D00951B8B</string>
<string>1CA23EE00692099D00951B8B</string>
<string>1CA23EE10692099D00951B8B</string>
@ -632,7 +674,7 @@
<key>StatusbarIsVisible</key>
<true/>
<key>TimeStamp</key>
<real>569802788.52883804</real>
<real>572274577.26009297</real>
<key>ToolbarConfigUserDefaultsMinorVersion</key>
<string>2</string>
<key>ToolbarDisplayMode</key>
@ -649,10 +691,11 @@
<integer>5</integer>
<key>WindowOrderList</key>
<array>
<string>/Users/christopherjohnson/Desktop/DitherFloat/DitherFloat.xcodeproj</string>
<string>8B6F22F9221C37910084A947</string>
<string>/Users/christopherjohnson/Desktop/MacVST/DitherFloat/DitherFloat.xcodeproj</string>
</array>
<key>WindowString</key>
<string>291 285 810 487 0 0 1440 878 </string>
<string>121 270 810 487 0 0 1440 878 </string>
<key>WindowToolsV3</key>
<array>
<dict>

3
plugins/MacVST/DitherFloat/source/DitherFloat.cpp
View file

@ -14,8 +14,7 @@ DitherFloat::DitherFloat(audioMasterCallback audioMaster) :
{
A = 0.0;
B = 1.0;
fpNShapeL = 0.0;
fpNShapeR = 0.0;
fpd = 17;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.

3
plugins/MacVST/DitherFloat/source/DitherFloat.h
View file

@ -53,8 +53,7 @@ private:
char _programName[kVstMaxProgNameLen + 1];
std::set< std::string > _canDo;
long double fpNShapeL;
long double fpNShapeR;
uint32_t fpd;
//default stuff
float A;

26
plugins/MacVST/DitherFloat/source/DitherFloatProc.cpp
View file

@ -68,15 +68,14 @@ void DitherFloat::processReplacing(float **inputs, float **outputs, VstInt32 sam
//stereo 32 bit dither, made small and tidy.
//begin stereo 32 bit floating point dither
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleL += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleR += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
//end stereo 32 bit floating point dither
inputSampleL = (float)inputSampleL; //equivalent of 'floor' for 32 bit floating point
@ -154,15 +153,14 @@ void DitherFloat::processDoubleReplacing(double **inputs, double **outputs, VstI
//stereo 32 bit dither, made small and tidy.
//begin stereo 32 bit floating point dither
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleL += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleR += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
//end stereo 32 bit floating point dither
inputSampleL = (float)inputSampleL; //equivalent of 'floor' for 32 bit floating point

3
plugins/WinVST/DitherFloat/DitherFloat.cpp
View file

@ -14,8 +14,7 @@ DitherFloat::DitherFloat(audioMasterCallback audioMaster) :
{
A = 0.0;
B = 1.0;
fpNShapeL = 0.0;
fpNShapeR = 0.0;
fpd = 17;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.

3
plugins/WinVST/DitherFloat/DitherFloat.h
View file

@ -53,8 +53,7 @@ private:
char _programName[kVstMaxProgNameLen + 1];
std::set< std::string > _canDo;
long double fpNShapeL;
long double fpNShapeR;
uint32_t fpd;
//default stuff
float A;

26
plugins/WinVST/DitherFloat/DitherFloatProc.cpp
View file

@ -68,15 +68,14 @@ void DitherFloat::processReplacing(float **inputs, float **outputs, VstInt32 sam
//stereo 32 bit dither, made small and tidy.
//begin stereo 32 bit floating point dither
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleL += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleR += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
//end stereo 32 bit floating point dither
inputSampleL = (float)inputSampleL; //equivalent of 'floor' for 32 bit floating point
@ -154,15 +153,14 @@ void DitherFloat::processDoubleReplacing(double **inputs, double **outputs, VstI
//stereo 32 bit dither, made small and tidy.
//begin stereo 32 bit floating point dither
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleL += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62) * blend; //remove 'blend' for real use, it's for the demo;
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
fpd ^= fpd<<13; fpd ^= fpd>>17; fpd ^= fpd<<5;
inputSampleR += (fpd*3.4e-36l*pow(2,expon+62)* blend); //remove 'blend' for real use, it's for the demo;
//end stereo 32 bit floating point dither
inputSampleL = (float)inputSampleL; //equivalent of 'floor' for 32 bit floating point