aboutsummaryrefslogtreecommitdiffstats
path: root/plugins/MacVST/Average
diff options
context:
space:
mode:
authorChris Johnson <jinx6568@sover.net>2019-01-27 21:13:54 -0500
committerChris Johnson <jinx6568@sover.net>2019-01-27 21:13:54 -0500
commit966f2d253cd2ee6ce140ad68095a20a9d2b63052 (patch)
treeb0400d95bd06512531ade6ddf55190a58b6a5623 /plugins/MacVST/Average
parent0887543349dbbec0721a1fc8b1c7deba9afefa8b (diff)
downloadairwindows-lv2-port-966f2d253cd2ee6ce140ad68095a20a9d2b63052.tar.gz
airwindows-lv2-port-966f2d253cd2ee6ce140ad68095a20a9d2b63052.tar.bz2
airwindows-lv2-port-966f2d253cd2ee6ce140ad68095a20a9d2b63052.zip
Floating Point Dither For All
Diffstat (limited to 'plugins/MacVST/Average')
-rwxr-xr-xplugins/MacVST/Average/Average.xcodeproj/christopherjohnson.pbxuser12
-rwxr-xr-xplugins/MacVST/Average/Average.xcodeproj/christopherjohnson.perspectivev313
-rwxr-xr-xplugins/MacVST/Average/Average.xcodeproj/project.pbxproj4
-rwxr-xr-xplugins/MacVST/Average/source/Average.cpp7
-rwxr-xr-xplugins/MacVST/Average/source/Average.h7
-rwxr-xr-xplugins/MacVST/Average/source/AverageProc.cpp66
6 files changed, 38 insertions, 71 deletions
diff --git a/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.pbxuser b/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.pbxuser
index cede59c..1b8551b 100755
--- a/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.pbxuser
+++ b/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.pbxuser
@@ -2,7 +2,7 @@
{
089C1669FE841209C02AAC07 /* Project object */ = {
activeBuildConfigurationName = Release;
- activeTarget = 8D01CCC60486CAD60068D4B7 /* Average */;
+ activeTarget = 8D01CCC60486CAD60068D4B7 /* AudioUnit */;
codeSenseManager = 8B02375F1D42B1C400E1E8C8 /* Code sense */;
perUserDictionary = {
PBXConfiguration.PBXFileTableDataSource3.PBXFileTableDataSource = {
@@ -49,8 +49,8 @@
PBXFileDataSource_Warnings_ColumnID,
);
};
- PBXPerProjectTemplateStateSaveDate = 530376878;
- PBXWorkspaceStateSaveDate = 530376878;
+ PBXPerProjectTemplateStateSaveDate = 569718186;
+ PBXWorkspaceStateSaveDate = 569718186;
};
sourceControlManager = 8B02375E1D42B1C400E1E8C8 /* Source Control */;
userBuildSettings = {
@@ -82,9 +82,9 @@
};
24D8286F09A914000093AEF8 /* AverageProc.cpp */ = {
uiCtxt = {
- sepNavIntBoundsRect = "{{0, 0}, {848, 4719}}";
+ sepNavIntBoundsRect = "{{0, 0}, {848, 4329}}";
sepNavSelRange = "{9111, 0}";
- sepNavVisRange = "{8668, 2468}";
+ sepNavVisRange = "{4985, 1917}";
sepNavWindowFrame = "{{460, 41}, {895, 831}}";
};
};
@@ -102,7 +102,7 @@
isa = PBXCodeSenseManager;
indexTemplatePath = "";
};
- 8D01CCC60486CAD60068D4B7 /* Average */ = {
+ 8D01CCC60486CAD60068D4B7 /* AudioUnit */ = {
activeExec = 0;
};
}
diff --git a/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.perspectivev3 b/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.perspectivev3
index 01ca524..53bb902 100755
--- a/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.perspectivev3
+++ b/plugins/MacVST/Average/Average.xcodeproj/christopherjohnson.perspectivev3
@@ -300,8 +300,9 @@
<key>PBXSmartGroupTreeModuleOutlineStateSelectionKey</key>
<array>
<array>
- <integer>10</integer>
- <integer>9</integer>
+ <integer>6</integer>
+ <integer>4</integer>
+ <integer>0</integer>
</array>
</array>
<key>PBXSmartGroupTreeModuleOutlineStateVisibleRectKey</key>
@@ -468,11 +469,11 @@
</array>
<key>TableOfContents</key>
<array>
- <string>8BB863411F9CE8E100FC8156</string>
+ <string>8B79340521F535C0006E9731</string>
<string>1CA23ED40692098700951B8B</string>
- <string>8BB863421F9CE8E100FC8156</string>
+ <string>8B79340621F535C0006E9731</string>
<string>8B0237581D42B1C400E1E8C8</string>
- <string>8BB863431F9CE8E100FC8156</string>
+ <string>8B79340721F535C0006E9731</string>
<string>1CA23EDF0692099D00951B8B</string>
<string>1CA23EE00692099D00951B8B</string>
<string>1CA23EE10692099D00951B8B</string>
@@ -625,7 +626,7 @@
<key>StatusbarIsVisible</key>
<true/>
<key>TimeStamp</key>
- <real>530376929.99594998</real>
+ <real>569718208.35486102</real>
<key>ToolbarConfigUserDefaultsMinorVersion</key>
<string>2</string>
<key>ToolbarDisplayMode</key>
diff --git a/plugins/MacVST/Average/Average.xcodeproj/project.pbxproj b/plugins/MacVST/Average/Average.xcodeproj/project.pbxproj
index a4f3ebf..b01e8d9 100755
--- a/plugins/MacVST/Average/Average.xcodeproj/project.pbxproj
+++ b/plugins/MacVST/Average/Average.xcodeproj/project.pbxproj
@@ -1894,7 +1894,7 @@
/* End PBXHeadersBuildPhase section */
/* Begin PBXNativeTarget section */
- 8D01CCC60486CAD60068D4B7 /* Average */ = {
+ 8D01CCC60486CAD60068D4B7 /* AudioUnit */ = {
isa = PBXNativeTarget;
buildConfigurationList = 24BEAAED08919AE700E695F9 /* Build configuration list for PBXNativeTarget "Average" */;
buildPhases = (
@@ -1947,7 +1947,7 @@
);
projectRoot = "";
targets = (
- 8D01CCC60486CAD60068D4B7 /* Average */,
+ 8D01CCC60486CAD60068D4B7 /* AudioUnit */,
);
};
/* End PBXProject section */
diff --git a/plugins/MacVST/Average/source/Average.cpp b/plugins/MacVST/Average/source/Average.cpp
index 945c76c..2f39ca1 100755
--- a/plugins/MacVST/Average/source/Average.cpp
+++ b/plugins/MacVST/Average/source/Average.cpp
@@ -17,11 +17,8 @@ Average::Average(audioMasterCallback audioMaster) :
for(int count = 0; count < 11; count++) {bL[count] = 0.0; bR[count] = 0.0; f[count] = 0.0;}
- fpNShapeLA = 0.0;
- fpNShapeLB = 0.0;
- fpNShapeRA = 0.0;
- fpNShapeRB = 0.0;
- fpFlip = true;
+ fpNShapeL = 0.0;
+ fpNShapeR = 0.0;
//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.
diff --git a/plugins/MacVST/Average/source/Average.h b/plugins/MacVST/Average/source/Average.h
index 7e4b25e..9932e99 100755
--- a/plugins/MacVST/Average/source/Average.h
+++ b/plugins/MacVST/Average/source/Average.h
@@ -57,11 +57,8 @@ private:
double f[11];
double bR[11];
- long double fpNShapeLA;
- long double fpNShapeLB;
- long double fpNShapeRA;
- long double fpNShapeRB;
- bool fpFlip;
+ long double fpNShapeL;
+ long double fpNShapeR;
//default stuff
float A;
diff --git a/plugins/MacVST/Average/source/AverageProc.cpp b/plugins/MacVST/Average/source/AverageProc.cpp
index 2b1c355..17f4783 100755
--- a/plugins/MacVST/Average/source/AverageProc.cpp
+++ b/plugins/MacVST/Average/source/AverageProc.cpp
@@ -14,9 +14,6 @@ void Average::processReplacing(float **inputs, float **outputs, VstInt32 sampleF
float* out1 = outputs[0];
float* out2 = outputs[1];
- float fpTemp;
- long double fpOld = 0.618033988749894848204586; //golden ratio!
- long double fpNew = 1.0 - fpOld;
double correctionSample;
double accumulatorSampleL;
@@ -154,25 +151,14 @@ void Average::processReplacing(float **inputs, float **outputs, VstInt32 sampleF
//in the floating point system.
- //noise shaping to 32-bit floating point
- if (fpFlip) {
- fpTemp = inputSampleL;
- fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew);
- inputSampleL += fpNShapeLA;
- fpTemp = inputSampleR;
- fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew);
- inputSampleR += fpNShapeRA;
- }
- else {
- fpTemp = inputSampleL;
- fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew);
- inputSampleL += fpNShapeLB;
- fpTemp = inputSampleR;
- fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew);
- inputSampleR += fpNShapeRB;
- }
- fpFlip = !fpFlip;
- //end noise shaping on 32 bit output
+ //stereo 32 bit dither, made small and tidy.
+ int expon; frexpf((float)inputSampleL, &expon);
+ long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
+ inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
+ frexpf((float)inputSampleR, &expon);
+ dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
+ inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
+ //end 32 bit dither
*out1 = inputSampleL;
*out2 = inputSampleR;
@@ -189,12 +175,7 @@ void Average::processDoubleReplacing(double **inputs, double **outputs, VstInt32
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
- double* out2 = outputs[1];
-
- double fpTemp;
- long double fpOld = 0.618033988749894848204586; //golden ratio!
- long double fpNew = 1.0 - fpOld;
-
+ double* out2 = outputs[1];
double correctionSample;
double accumulatorSampleL;
double accumulatorSampleR;
@@ -330,25 +311,16 @@ void Average::processDoubleReplacing(double **inputs, double **outputs, VstInt32
//if it 'won't change anything' but our sample might be at a very different scaling
//in the floating point system.
- //noise shaping to 64-bit floating point
- if (fpFlip) {
- fpTemp = inputSampleL;
- fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew);
- inputSampleL += fpNShapeLA;
- fpTemp = inputSampleR;
- fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew);
- inputSampleR += fpNShapeRA;
- }
- else {
- fpTemp = inputSampleL;
- fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew);
- inputSampleL += fpNShapeLB;
- fpTemp = inputSampleR;
- fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew);
- inputSampleR += fpNShapeRB;
- }
- fpFlip = !fpFlip;
- //end noise shaping on 64 bit output
+ //stereo 64 bit dither, made small and tidy.
+ int expon; frexp((double)inputSampleL, &expon);
+ long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
+ dither /= 536870912.0; //needs this to scale to 64 bit zone
+ inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
+ frexp((double)inputSampleR, &expon);
+ dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
+ dither /= 536870912.0; //needs this to scale to 64 bit zone
+ inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
+ //end 64 bit dither
*out1 = inputSampleL;
*out2 = inputSampleR;