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Output: Halve volume when downmixing to mono

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Signed-off-by: Christopher Snowhill <kode54@gmail.com>
This commit is contained in:
Christopher Snowhill 2025-06-24 03:38:15 -07:00
parent 23248b2f22
commit f7b1ebca27
3 changed files with 11 additions and 85 deletions
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2
Audio/Chain/DSP/Downmix.m
View file

@ -157,6 +157,8 @@ static void downmix_to_mono(const float *inBuffer, int channels, uint32_t config
} }
cblas_scopy((int)count, inBuffer, 2, outBuffer, 1); cblas_scopy((int)count, inBuffer, 2, outBuffer, 1);
vDSP_vadd(outBuffer, 1, inBuffer + 1, 2, outBuffer, 1, count); vDSP_vadd(outBuffer, 1, inBuffer + 1, 2, outBuffer, 1, count);
const float scale = 0.5f;
vDSP_vsmul(outBuffer, 1, &scale, outBuffer, 1, count);
} }
static void upmix(const float *inBuffer, int inchannels, uint32_t inconfig, float *outBuffer, int outchannels, uint32_t outconfig, size_t count) { static void upmix(const float *inBuffer, int inchannels, uint32_t inconfig, float *outBuffer, int outchannels, uint32_t outconfig, size_t count) {

76
Plugins/libvgmPlayer/libvgmPlayer.xcodeproj/xcshareddata/xcschemes/GME Plugin.xcscheme
View file

@ -1,76 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Scheme
LastUpgradeVersion = "1640"
version = "1.3">
<BuildAction
parallelizeBuildables = "YES"
buildImplicitDependencies = "YES">
<BuildActionEntries>
<BuildActionEntry
buildForTesting = "YES"
buildForRunning = "YES"
buildForProfiling = "YES"
buildForArchiving = "YES"
buildForAnalyzing = "YES">
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D5B49AC048680CD000E48DA"
BuildableName = "GME.bundle"
BlueprintName = "GME Plugin"
ReferencedContainer = "container:GME.xcodeproj">
</BuildableReference>
</BuildActionEntry>
</BuildActionEntries>
</BuildAction>
<TestAction
buildConfiguration = "Debug"
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
shouldUseLaunchSchemeArgsEnv = "YES">
<Testables>
</Testables>
</TestAction>
<LaunchAction
buildConfiguration = "Debug"
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
launchStyle = "0"
useCustomWorkingDirectory = "NO"
ignoresPersistentStateOnLaunch = "NO"
debugDocumentVersioning = "YES"
debugServiceExtension = "internal"
allowLocationSimulation = "YES">
<MacroExpansion>
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D5B49AC048680CD000E48DA"
BuildableName = "GME.bundle"
BlueprintName = "GME Plugin"
ReferencedContainer = "container:GME.xcodeproj">
</BuildableReference>
</MacroExpansion>
</LaunchAction>
<ProfileAction
buildConfiguration = "Release"
shouldUseLaunchSchemeArgsEnv = "YES"
savedToolIdentifier = ""
useCustomWorkingDirectory = "NO"
debugDocumentVersioning = "YES">
<MacroExpansion>
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D5B49AC048680CD000E48DA"
BuildableName = "GME.bundle"
BlueprintName = "GME Plugin"
ReferencedContainer = "container:GME.xcodeproj">
</BuildableReference>
</MacroExpansion>
</ProfileAction>
<AnalyzeAction
buildConfiguration = "Debug">
</AnalyzeAction>
<ArchiveAction
buildConfiguration = "Release"
revealArchiveInOrganizer = "YES">
</ArchiveAction>
</Scheme>

18
Plugins/minimp3/minimp3.xcodeproj/xcshareddata/xcschemes/MAD.xcscheme → Plugins/minimp3/minimp3.xcodeproj/xcshareddata/xcschemes/minimp3.xcscheme
View file

@ -15,9 +15,9 @@
<BuildableReference <BuildableReference
BuildableIdentifier = "primary" BuildableIdentifier = "primary"
BlueprintIdentifier = "8372C92227C785BD00E250C9" BlueprintIdentifier = "8372C92227C785BD00E250C9"
BuildableName = "MAD.bundle" BuildableName = "minimp3.bundle"
BlueprintName = "MAD" BlueprintName = "minimp3"
ReferencedContainer = "container:MAD.xcodeproj"> ReferencedContainer = "container:minimp3.xcodeproj">
</BuildableReference> </BuildableReference>
</EnvironmentBuildable> </EnvironmentBuildable>
</ActionContent> </ActionContent>
@ -33,9 +33,9 @@
<BuildableReference <BuildableReference
BuildableIdentifier = "primary" BuildableIdentifier = "primary"
BlueprintIdentifier = "8372C92227C785BD00E250C9" BlueprintIdentifier = "8372C92227C785BD00E250C9"
BuildableName = "MAD.bundle" BuildableName = "minimp3.bundle"
BlueprintName = "MAD" BlueprintName = "minimp3"
ReferencedContainer = "container:MAD.xcodeproj"> ReferencedContainer = "container:minimp3.xcodeproj">
</BuildableReference> </BuildableReference>
</BuildActionEntry> </BuildActionEntry>
</BuildActionEntries> </BuildActionEntries>
@ -69,9 +69,9 @@
<BuildableReference <BuildableReference
BuildableIdentifier = "primary" BuildableIdentifier = "primary"
BlueprintIdentifier = "8372C92227C785BD00E250C9" BlueprintIdentifier = "8372C92227C785BD00E250C9"
BuildableName = "MAD.bundle" BuildableName = "minimp3.bundle"
BlueprintName = "MAD" BlueprintName = "minimp3"
ReferencedContainer = "container:MAD.xcodeproj"> ReferencedContainer = "container:minimp3.xcodeproj">
</BuildableReference> </BuildableReference>
</MacroExpansion> </MacroExpansion>
</ProfileAction> </ProfileAction>