diff options
author | Chris Johnson <jinx6568@sover.net> | 2019-01-27 21:13:54 -0500 |
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committer | Chris Johnson <jinx6568@sover.net> | 2019-01-27 21:13:54 -0500 |
commit | 966f2d253cd2ee6ce140ad68095a20a9d2b63052 (patch) | |
tree | b0400d95bd06512531ade6ddf55190a58b6a5623 /plugins/MacAU/uLawDecode | |
parent | 0887543349dbbec0721a1fc8b1c7deba9afefa8b (diff) | |
download | airwindows-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/MacAU/uLawDecode')
3 files changed, 64 insertions, 63 deletions
diff --git a/plugins/MacAU/uLawDecode/uLawDecode.cpp b/plugins/MacAU/uLawDecode/uLawDecode.cpp index 8bf3e5a..3f4581c 100755 --- a/plugins/MacAU/uLawDecode/uLawDecode.cpp +++ b/plugins/MacAU/uLawDecode/uLawDecode.cpp @@ -231,23 +231,15 @@ void uLawDecode::uLawDecodeKernel::Process( const Float32 *inSourceP, } //Dry/Wet control, defaults to the last slider - //noise shaping to 32-bit floating point - Float32 fpTemp = inputSample; - fpNShape += (inputSample-fpTemp); - inputSample += fpNShape; - //for deeper space and warmth, we try a non-oscillating noise shaping - //that is kind of ruthless: it will forever retain the rounding errors - //except we'll dial it back a hair at the end of every buffer processed - //end noise shaping on 32 bit output + //32 bit dither, made small and tidy. + int expon; frexpf((Float32)inputSample, &expon); + long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62); + inputSample += (dither-fpNShape); fpNShape = dither; + //end 32 bit dither *destP = inputSample; sourceP += inNumChannels; destP += inNumChannels; } - fpNShape *= 0.999999; - //we will just delicately dial back the FP noise shaping, not even every sample - //this is a good place to put subtle 'no runaway' calculations, though bear in mind - //that it will be called more often when you use shorter sample buffers in the DAW. - //So, very low latency operation will call these calculations more often. } diff --git a/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.pbxuser b/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.pbxuser index 7c52743..fa546fe 100755 --- a/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.pbxuser +++ b/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.pbxuser @@ -10,7 +10,7 @@ PBXFileTableDataSourceColumnSortingKey = PBXFileDataSource_Filename_ColumnID; PBXFileTableDataSourceColumnWidthsKey = ( 20, - 292, + 382, 20, 48, 43, @@ -49,33 +49,54 @@ PBXFileDataSource_Warnings_ColumnID, ); }; - PBXPerProjectTemplateStateSaveDate = 561231051; - PBXWorkspaceStateSaveDate = 561231051; + PBXPerProjectTemplateStateSaveDate = 569686304; + PBXWorkspaceStateSaveDate = 569686304; }; perUserProjectItems = { - 8B2720A82173B5FC00396442 /* PBXTextBookmark */ = 8B2720A82173B5FC00396442 /* PBXTextBookmark */; + 8B79321B21F4B952006E9731 /* PBXTextBookmark */ = 8B79321B21F4B952006E9731 /* PBXTextBookmark */; + 8B79321D21F4B952006E9731 /* PBXTextBookmark */ = 8B79321D21F4B952006E9731 /* PBXTextBookmark */; + 8B79322221F4B963006E9731 /* PBXTextBookmark */ = 8B79322221F4B963006E9731 /* PBXTextBookmark */; 8BE1D69D2145372700D5F5B6 /* PlistBookmark */ = 8BE1D69D2145372700D5F5B6 /* PlistBookmark */; - 8BE626FE2159745A00E4E476 /* PBXTextBookmark */ = 8BE626FE2159745A00E4E476 /* PBXTextBookmark */; }; sourceControlManager = 8BD3CCB8148830B20062E48C /* Source Control */; userBuildSettings = { }; }; - 8B2720A82173B5FC00396442 /* PBXTextBookmark */ = { + 8B79321B21F4B952006E9731 /* PBXTextBookmark */ = { + isa = PBXTextBookmark; + fRef = 8BC6025B073B072D006C4272 /* uLawDecode.h */; + name = "uLawDecode.h: 67"; + rLen = 0; + rLoc = 3125; + rType = 0; + vrLen = 1015; + vrLoc = 4252; + }; + 8B79321D21F4B952006E9731 /* PBXTextBookmark */ = { + isa = PBXTextBookmark; + fRef = 8BA05A660720730100365D66 /* uLawDecode.cpp */; + name = "uLawDecode.cpp: 244"; + rLen = 0; + rLoc = 10226; + rType = 0; + vrLen = 974; + vrLoc = 9255; + }; + 8B79322221F4B963006E9731 /* PBXTextBookmark */ = { isa = PBXTextBookmark; fRef = 8BA05A660720730100365D66 /* uLawDecode.cpp */; - name = "uLawDecode.cpp: 224"; + name = "uLawDecode.cpp: 244"; rLen = 0; - rLoc = 9598; + rLoc = 10226; rType = 0; - vrLen = 437; - vrLoc = 10287; + vrLen = 1006; + vrLoc = 9223; }; 8BA05A660720730100365D66 /* uLawDecode.cpp */ = { uiCtxt = { - sepNavIntBoundsRect = "{{0, 0}, {621, 3471}}"; - sepNavSelRange = "{9598, 0}"; - sepNavVisRange = "{10287, 437}"; + sepNavIntBoundsRect = "{{0, 0}, {670, 3471}}"; + sepNavSelRange = "{10226, 0}"; + sepNavVisRange = "{9223, 1006}"; sepNavWindowFrame = "{{587, 45}, {816, 833}}"; }; }; @@ -89,9 +110,9 @@ }; 8BC6025B073B072D006C4272 /* uLawDecode.h */ = { uiCtxt = { - sepNavIntBoundsRect = "{{0, 0}, {843, 1664}}"; + sepNavIntBoundsRect = "{{0, 0}, {894, 1781}}"; sepNavSelRange = "{3125, 0}"; - sepNavVisRange = "{1679, 1855}"; + sepNavVisRange = "{4252, 1015}"; sepNavWindowFrame = "{{15, 63}, {890, 810}}"; }; }; @@ -121,16 +142,6 @@ rLen = 0; rLoc = 9223372036854775808; }; - 8BE626FE2159745A00E4E476 /* PBXTextBookmark */ = { - isa = PBXTextBookmark; - fRef = 8BA05A660720730100365D66 /* uLawDecode.cpp */; - name = "uLawDecode.cpp: 224"; - rLen = 0; - rLoc = 9598; - rType = 0; - vrLen = 434; - vrLoc = 10290; - }; 8D01CCC60486CAD60068D4B7 /* uLawDecode */ = { activeExec = 0; }; diff --git a/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.perspectivev3 b/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.perspectivev3 index b412088..a73a00a 100755 --- a/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.perspectivev3 +++ b/plugins/MacAU/uLawDecode/uLawDecode.xcodeproj/christopherjohnson.perspectivev3 @@ -256,8 +256,6 @@ <key>Layout</key> <array> <dict> - <key>BecomeActive</key> - <true/> <key>ContentConfiguration</key> <dict> <key>PBXBottomSmartGroupGIDs</key> @@ -282,7 +280,7 @@ <dict> <key>PBXSmartGroupTreeModuleColumnWidthsKey</key> <array> - <real>288</real> + <real>198</real> </array> <key>PBXSmartGroupTreeModuleColumnsKey_v4</key> <array> @@ -309,7 +307,7 @@ </array> </array> <key>PBXSmartGroupTreeModuleOutlineStateVisibleRectKey</key> - <string>{{0, 0}, {288, 595}}</string> + <string>{{0, 0}, {198, 595}}</string> </dict> <key>PBXTopSmartGroupGIDs</key> <array/> @@ -319,19 +317,19 @@ <key>GeometryConfiguration</key> <dict> <key>Frame</key> - <string>{{0, 0}, {305, 613}}</string> + <string>{{0, 0}, {215, 613}}</string> <key>GroupTreeTableConfiguration</key> <array> <string>MainColumn</string> - <real>288</real> + <real>198</real> </array> <key>RubberWindowFrame</key> - <string>585 216 841 654 0 0 1440 878 </string> + <string>464 204 841 654 0 0 1440 878 </string> </dict> <key>Module</key> <string>PBXSmartGroupTreeModule</string> <key>Proportion</key> - <string>305pt</string> + <string>215pt</string> </dict> <dict> <key>Dock</key> @@ -354,11 +352,12 @@ <key>_historyCapacity</key> <integer>0</integer> <key>bookmark</key> - <string>8B2720A82173B5FC00396442</string> + <string>8B79322221F4B963006E9731</string> <key>history</key> <array> <string>8BE1D69D2145372700D5F5B6</string> - <string>8BE626FE2159745A00E4E476</string> + <string>8B79321B21F4B952006E9731</string> + <string>8B79321D21F4B952006E9731</string> </array> </dict> <key>SplitCount</key> @@ -372,18 +371,18 @@ <key>GeometryConfiguration</key> <dict> <key>Frame</key> - <string>{{0, 0}, {531, 173}}</string> + <string>{{0, 0}, {621, 497}}</string> <key>RubberWindowFrame</key> - <string>585 216 841 654 0 0 1440 878 </string> + <string>464 204 841 654 0 0 1440 878 </string> </dict> <key>Module</key> <string>PBXNavigatorGroup</string> <key>Proportion</key> - <string>173pt</string> + <string>497pt</string> </dict> <dict> <key>Proportion</key> - <string>435pt</string> + <string>111pt</string> <key>Tabs</key> <array> <dict> @@ -397,9 +396,7 @@ <key>GeometryConfiguration</key> <dict> <key>Frame</key> - <string>{{10, 27}, {531, 408}}</string> - <key>RubberWindowFrame</key> - <string>585 216 841 654 0 0 1440 878 </string> + <string>{{10, 27}, {621, 84}}</string> </dict> <key>Module</key> <string>XCDetailModule</string> @@ -453,7 +450,9 @@ <key>GeometryConfiguration</key> <dict> <key>Frame</key> - <string>{{10, 27}, {531, 339}}</string> + <string>{{10, 27}, {621, 84}}</string> + <key>RubberWindowFrame</key> + <string>464 204 841 654 0 0 1440 878 </string> </dict> <key>Module</key> <string>PBXBuildResultsModule</string> @@ -462,7 +461,7 @@ </dict> </array> <key>Proportion</key> - <string>531pt</string> + <string>621pt</string> </dict> </array> <key>Name</key> @@ -481,11 +480,11 @@ </array> <key>TableOfContents</key> <array> - <string>8B2720A92173B5FC00396442</string> + <string>8B79322321F4B963006E9731</string> <string>1CA23ED40692098700951B8B</string> - <string>8B2720AA2173B5FC00396442</string> + <string>8B79322421F4B963006E9731</string> <string>8BD7274A1D46E5A5000176F0</string> - <string>8B2720AB2173B5FC00396442</string> + <string>8B79322521F4B963006E9731</string> <string>1CA23EDF0692099D00951B8B</string> <string>1CA23EE00692099D00951B8B</string> <string>1CA23EE10692099D00951B8B</string> @@ -658,7 +657,7 @@ <key>StatusbarIsVisible</key> <true/> <key>TimeStamp</key> - <real>561231356.44708204</real> + <real>569686371.96209395</real> <key>ToolbarConfigUserDefaultsMinorVersion</key> <string>2</string> <key>ToolbarDisplayMode</key> @@ -675,11 +674,10 @@ <integer>5</integer> <key>WindowOrderList</key> <array> - <string>8B2720AC2173B5FC00396442</string> <string>/Users/christopherjohnson/Desktop/MacAU/uLawDecode/uLawDecode.xcodeproj</string> </array> <key>WindowString</key> - <string>585 216 841 654 0 0 1440 878 </string> + <string>464 204 841 654 0 0 1440 878 </string> <key>WindowToolsV3</key> <array> <dict> |