Added project rubberband-dll to create Windows DLL files (32-bit and 64-bit)

that expose the Rubber Band API as a flat API that can be imported through
runtime linking.

Added project rubberband-sharp to provide a .NET wrapper of the rubberband-dll
files, dynamically dispatching to the 32- or 64-bit DLL based on the process
platform. Configured NuGet package creation, with compatibility for both
packages.config and PackageReference style consumers.
This commit is contained in:
Jonathan Gilbert
2019-01-03 03:05:13 -06:00
parent 26c7635c9e
commit 3b1235c937
16 changed files with 1313 additions and 0 deletions

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Param
(
$InstallPath,
$ToolsPath,
$Package,
$Project
)
# Save current project state.
$Project.Save()
# Load project XML.
$ProjectFullName = $Project.FullName
$Doc = New-Object System.Xml.XmlDocument
$Doc.Load($ProjectFullName)
$Namespace = 'http://schemas.microsoft.com/developer/msbuild/2003'
# Find the node containing the file. The tag "Content" may be replace by "None" depending of the case, check your .csproj file.
$ContentNodes = Select-Xml "//msb:Project/msb:ItemGroup/msb:Content[starts-with(@Include, 'rubberband-dll-') and (substring(@Include, string-length(@Include) - 3) = '.dll')]" $Doc -Namespace @{msb = $Namespace}
#check if the node exists.
If ($ContentNodes -ne $Null)
{
$CopyNodeName = "CopyToOutputDirectory"
ForEach ($ContentNode In $ContentNodes)
{
$NoneNode = $Doc.CreateElement("None", $Namespace)
$NoneNode.SetAttribute("Include", $ContentNode.Node.Attributes["Include"].Value)
$CopyNode = $Doc.CreateElement($CopyNodeName, $Namespace)
$CopyNode.InnerText = "PreserveNewest"
$NoneNode.AppendChild($CopyNode)
$ContentNode.Node.ParentNode.ReplaceChild($NoneNode, $ContentNode.Node)
}
$DTE = $Project.DTE
$Project.Select("vsUISelectionTypeSelect")
$DTE.ExecuteCommand("Project.UnloadProject")
$Doc.Save($ProjectFullName)
$DTE.ExecuteCommand("Project.ReloadProject")
}

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using System;
using System.Runtime.InteropServices;
namespace RubberBand
{
internal class RubberBandNativeMethods
{
public static IntPtr RubberBandStretcher_Create(IntPtr sampleRate, IntPtr channels, int options = 0, double initialTimeRatio = 1.0, double initialPitchScale = 1.0)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_Create(sampleRate, channels, options, initialTimeRatio, initialPitchScale);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_Create(sampleRate, channels, options, initialTimeRatio, initialPitchScale);
}
public static void RubberBandStretcher_Delete(IntPtr rbs)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_Delete(rbs);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_Delete(rbs);
}
public static void RubberBandStretcher_Reset(IntPtr rbs)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_Reset(rbs);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_Reset(rbs);
}
public static void RubberBandStretcher_SetTimeRatio(IntPtr rbs, double ratio)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetTimeRatio(rbs, ratio);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetTimeRatio(rbs, ratio);
}
public static void RubberBandStretcher_SetPitchScale(IntPtr rbs, double scale)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetPitchScale(rbs, scale);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetPitchScale(rbs, scale);
}
public static double RubberBandStretcher_GetTimeRatio(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetTimeRatio(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetTimeRatio(rbs);
}
public static double RubberBandStretcher_GetPitchScale(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetPitchScale(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetPitchScale(rbs);
}
public static IntPtr RubberBandStretcher_GetLatency(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetLatency(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetLatency(rbs);
}
public static void RubberBandStretcher_SetTransientsOption(IntPtr rbs, int options)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetTransientsOption(rbs, options);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetTransientsOption(rbs, options);
}
public static void RubberBandStretcher_SetDetectorOption(IntPtr rbs, int options)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetDetectorOption(rbs, options);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetDetectorOption(rbs, options);
}
public static void RubberBandStretcher_SetPhaseOption(IntPtr rbs, int options)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetPhaseOption(rbs, options);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetPhaseOption(rbs, options);
}
public static void RubberBandStretcher_SetFormantOption(IntPtr rbs, int options)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetFormantOption(rbs, options);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetFormantOption(rbs, options);
}
public static void RubberBandStretcher_SetPitchOption(IntPtr rbs, int options)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetPitchOption(rbs, options);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetPitchOption(rbs, options);
}
public static void RubberBandStretcher_SetExpectedInputDuration(IntPtr rbs, IntPtr samples)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetExpectedInputDuration(rbs, samples);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetExpectedInputDuration(rbs, samples);
}
public static void RubberBandStretcher_SetMaxProcessSize(IntPtr rbs, IntPtr samples)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetMaxProcessSize(rbs, samples);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetMaxProcessSize(rbs, samples);
}
public static IntPtr RubberBandStretcher_GetSamplesRequired(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetSamplesRequired(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetSamplesRequired(rbs);
}
public static void RubberBandStretcher_SetKeyFrameMap(IntPtr rbs, IntPtr[] mappingData, int numberOfMappings)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetKeyFrameMap(rbs, mappingData, numberOfMappings);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetKeyFrameMap(rbs, mappingData, numberOfMappings);
}
public static void RubberBandStretcher_Study(IntPtr rbs, float[] input, IntPtr samples, int channels, bool final)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_Study(rbs, input, samples, channels, final);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_Study(rbs, input, samples, channels, final);
}
public static void RubberBandStretcher_Process(IntPtr rbs, float[] input, IntPtr samples, int channels, bool final)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_Process(rbs, input, samples, channels, final);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_Process(rbs, input, samples, channels, final);
}
public static int RubberBandStretcher_Available(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_Available(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_Available(rbs);
}
public static IntPtr RubberBandStretcher_Retrieve(IntPtr rbs, float[] output, IntPtr samples, int channels)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_Retrieve(rbs, output, samples, channels);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_Retrieve(rbs, output, samples, channels);
}
public static float RubberBandStretcher_GetFrequencyCutoff(IntPtr rbs, int n)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetFrequencyCutoff(rbs, n);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetFrequencyCutoff(rbs, n);
}
public static void RubberBandStretcher_SetFrequencyCutoff(IntPtr rbs, int n, float f)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetFrequencyCutoff(rbs, n, f);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetFrequencyCutoff(rbs, n, f);
}
public static IntPtr RubberBandStretcher_GetInputIncrement(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetInputIncrement(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetInputIncrement(rbs);
}
public static IntPtr RubberBandStretcher_GetOutputIncrements(IntPtr rbs, int[] buffer, IntPtr bufferSize)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetOutputIncrements(rbs, buffer, bufferSize);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetOutputIncrements(rbs, buffer, bufferSize);
}
public static IntPtr RubberBandStretcher_GetPhaseResetCurve(IntPtr rbs, float[] buffer, IntPtr bufferSize)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetPhaseResetCurve(rbs, buffer, bufferSize);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetPhaseResetCurve(rbs, buffer, bufferSize);
}
public static IntPtr RubberBandStretcher_GetExactTimePoints(IntPtr rbs, int[] buffer, IntPtr bufferSize)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetExactTimePoints(rbs, buffer, bufferSize);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetExactTimePoints(rbs, buffer, bufferSize);
}
public static IntPtr RubberBandStretcher_GetChannelCount(IntPtr rbs)
{
if (IntPtr.Size == 8)
return RubberBandNativeMethodsx64.RubberBandStretcher_GetChannelCount(rbs);
else
return RubberBandNativeMethodsWin32.RubberBandStretcher_GetChannelCount(rbs);
}
public static void RubberBandStretcher_CalculateStretch(IntPtr rbs)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_CalculateStretch(rbs);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_CalculateStretch(rbs);
}
public static void RubberBandStretcher_SetDebugLevel(IntPtr rbs, int level)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetDebugLevel(rbs, level);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetDebugLevel(rbs, level);
}
public static void RubberBandStretcher_SetDefaultDebugLevel(int level)
{
if (IntPtr.Size == 8)
RubberBandNativeMethodsx64.RubberBandStretcher_SetDefaultDebugLevel(level);
else
RubberBandNativeMethodsWin32.RubberBandStretcher_SetDefaultDebugLevel(level);
}
}
}

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using System;
using System.Runtime.InteropServices;
namespace RubberBand
{
internal class RubberBandNativeMethodsWin32
{
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_Create(IntPtr sampleRate, IntPtr channels, int options = 0, double initialTimeRatio = 1.0, double initialPitchScale = 1.0);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_Delete(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_Reset(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetTimeRatio(IntPtr rbs, double ratio);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetPitchScale(IntPtr rbs, double scale);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern double RubberBandStretcher_GetTimeRatio(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern double RubberBandStretcher_GetPitchScale(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetLatency(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetTransientsOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetDetectorOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetPhaseOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetFormantOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetPitchOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetExpectedInputDuration(IntPtr rbs, IntPtr samples);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetMaxProcessSize(IntPtr rbs, IntPtr samples);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetSamplesRequired(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetKeyFrameMap(IntPtr rbs, IntPtr[] mappingData, int numberOfMappings);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_Study(IntPtr rbs, float[] input, IntPtr samples, int channels, bool final);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_Process(IntPtr rbs, float[] input, IntPtr samples, int channels, bool final);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern int RubberBandStretcher_Available(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_Retrieve(IntPtr rbs, float[] output, IntPtr samples, int channels);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern float RubberBandStretcher_GetFrequencyCutoff(IntPtr rbs, int n);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetFrequencyCutoff(IntPtr rbs, int n, float f);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetInputIncrement(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetOutputIncrements(IntPtr rbs, int[] buffer, IntPtr bufferSize);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetPhaseResetCurve(IntPtr rbs, float[] buffer, IntPtr bufferSize);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetExactTimePoints(IntPtr rbs, int[] buffer, IntPtr bufferSize);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr RubberBandStretcher_GetChannelCount(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_CalculateStretch(IntPtr rbs);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetDebugLevel(IntPtr rbs, int level);
[DllImport("rubberband-dll-Win32", CallingConvention = CallingConvention.Cdecl)]
public static extern void RubberBandStretcher_SetDefaultDebugLevel(int level);
}
}

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using System;
using System.Runtime.InteropServices;
namespace RubberBand
{
internal class RubberBandNativeMethodsx64
{
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_Create(IntPtr sampleRate, IntPtr channels, int options = 0, double initialTimeRatio = 1.0, double initialPitchScale = 1.0);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_Delete(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_Reset(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetTimeRatio(IntPtr rbs, double ratio);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetPitchScale(IntPtr rbs, double scale);
[DllImport("rubberband-dll-x64")]
public static extern double RubberBandStretcher_GetTimeRatio(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern double RubberBandStretcher_GetPitchScale(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetLatency(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetTransientsOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetDetectorOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetPhaseOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetFormantOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetPitchOption(IntPtr rbs, int options);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetExpectedInputDuration(IntPtr rbs, IntPtr samples);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetMaxProcessSize(IntPtr rbs, IntPtr samples);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetSamplesRequired(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetKeyFrameMap(IntPtr rbs, IntPtr[] mappingData, int numberOfMappings);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_Study(IntPtr rbs, float[] input, IntPtr samples, int channels, bool final);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_Process(IntPtr rbs, float[] input, IntPtr samples, int channels, bool final);
[DllImport("rubberband-dll-x64")]
public static extern int RubberBandStretcher_Available(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_Retrieve(IntPtr rbs, float[] output, IntPtr samples, int channels);
[DllImport("rubberband-dll-x64")]
public static extern float RubberBandStretcher_GetFrequencyCutoff(IntPtr rbs, int n);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetFrequencyCutoff(IntPtr rbs, int n, float f);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetInputIncrement(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetOutputIncrements(IntPtr rbs, int[] buffer, IntPtr bufferSize);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetPhaseResetCurve(IntPtr rbs, float[] buffer, IntPtr bufferSize);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetExactTimePoints(IntPtr rbs, int[] buffer, IntPtr bufferSize);
[DllImport("rubberband-dll-x64")]
public static extern IntPtr RubberBandStretcher_GetChannelCount(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_CalculateStretch(IntPtr rbs);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetDebugLevel(IntPtr rbs, int level);
[DllImport("rubberband-dll-x64")]
public static extern void RubberBandStretcher_SetDefaultDebugLevel(int level);
}
}

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using System;
using System.Collections.Generic;
namespace RubberBand
{
public class RubberBandStretcher : IDisposable
{
public enum Options
{
None = 0,
ProcessOffline = 0x00000000,
ProcessRealTime = 0x00000001,
StretchElastic = 0x00000000,
StretchPrecise = 0x00000010,
TransientsCrisp = 0x00000000,
TransientsMixed = 0x00000100,
TransientsSmooth = 0x00000200,
DetectorCompound = 0x00000000,
DetectorPercussive = 0x00000400,
DetectorSoft = 0x00000800,
PhaseLaminar = 0x00000000,
PhaseIndependent = 0x00002000,
ThreadingAuto = 0x00000000,
ThreadingNever = 0x00010000,
ThreadingAlways = 0x00020000,
WindowStandard = 0x00000000,
WindowShort = 0x00100000,
WindowLong = 0x00200000,
SmoothingOff = 0x00000000,
SmoothingOn = 0x00800000,
FormantShifted = 0x00000000,
FormantPreserved = 0x01000000,
PitchHighSpeed = 0x00000000,
PitchHighQuality = 0x02000000,
PitchHighConsistency = 0x04000000,
ChannelsApart = 0x00000000,
ChannelsTogether = 0x10000000,
}
public const Options DefaultOptions = Options.None;
public const Options PercussiveOptions = Options.WindowShort | Options.PhaseIndependent;
IntPtr _rbs;
public RubberBandStretcher(int sampleRate, int channels, Options options = DefaultOptions, double initialTimeRatio = 1.0, double initialPitchScale = 1.0)
{
_rbs = RubberBandNativeMethods.RubberBandStretcher_Create(new IntPtr(sampleRate), new IntPtr(channels), (int)options, initialTimeRatio, initialPitchScale);
}
public void Dispose()
{
if (_rbs != IntPtr.Zero)
{
RubberBandNativeMethods.RubberBandStretcher_Delete(_rbs);
_rbs = IntPtr.Zero;
}
}
public void Reset()
{
RubberBandNativeMethods.RubberBandStretcher_Reset(_rbs);
}
public void SetTimeRatio(double ratio)
{
RubberBandNativeMethods.RubberBandStretcher_SetTimeRatio(_rbs, ratio);
}
public void SetPitchScale(double scale)
{
RubberBandNativeMethods.RubberBandStretcher_SetPitchScale(_rbs, scale);
}
public double GetTimeRatio()
{
return RubberBandNativeMethods.RubberBandStretcher_GetTimeRatio(_rbs);
}
public double GetPitchScale()
{
return RubberBandNativeMethods.RubberBandStretcher_GetPitchScale(_rbs);
}
public long GetLatency()
{
return RubberBandNativeMethods.RubberBandStretcher_GetLatency(_rbs).ToInt64();
}
public void SetTransientsOption(Options options)
{
RubberBandNativeMethods.RubberBandStretcher_SetTransientsOption(_rbs, (int)options);
}
public void SetDetectorOption(Options options)
{
RubberBandNativeMethods.RubberBandStretcher_SetDetectorOption(_rbs, (int)options);
}
public void SetPhaseOption(Options options)
{
RubberBandNativeMethods.RubberBandStretcher_SetPhaseOption(_rbs, (int)options);
}
public void SetFormantOption(Options options)
{
RubberBandNativeMethods.RubberBandStretcher_SetFormantOption(_rbs, (int)options);
}
public void SetPitchOption(Options options)
{
RubberBandNativeMethods.RubberBandStretcher_SetPitchOption(_rbs, (int)options);
}
public void SetExpectedInputDuration(long samples)
{
RubberBandNativeMethods.RubberBandStretcher_SetExpectedInputDuration(_rbs, new IntPtr(samples));
}
public void SetMaxProcessSize(long samples)
{
RubberBandNativeMethods.RubberBandStretcher_SetMaxProcessSize(_rbs, new IntPtr(samples));
}
public long GetSamplesRequired()
{
return RubberBandNativeMethods.RubberBandStretcher_GetSamplesRequired(_rbs).ToInt64();
}
public void SetKeyFrameMap(SortedDictionary<long, long> map)
{
var mappingData = new List<IntPtr>();
foreach (var mapping in map)
{
mappingData.Add(new IntPtr(mapping.Key));
mappingData.Add(new IntPtr(mapping.Value));
}
RubberBandNativeMethods.RubberBandStretcher_SetKeyFrameMap(_rbs, mappingData.ToArray(), mappingData.Count / 2);
}
float[] _studyBuffer = new float[1024];
public void Study(float[][] input, bool final)
{
for (int i = 1; i < input.Length; i++)
if (input[i].Length != input[0].Length)
throw new Exception("Invalid input data: Not all channels have the same number of samples");
Study(input, input[0].Length, final);
}
public void Study(float[][] input, long samples, bool final)
{
for (int i = 0; i < input.Length; i++)
if (input[i].Length < samples)
throw new Exception("Invalid input data: Channel " + i + " does not have " + samples + " samples of data");
long totalSamples = input.Length * samples;
if (totalSamples > _studyBuffer.Length)
_studyBuffer = new float[totalSamples];
for (int i = 0; i < input.Length; i++)
Array.Copy(input[i], 0, _studyBuffer, i * samples, samples);
RubberBandNativeMethods.RubberBandStretcher_Study(_rbs, _studyBuffer, new IntPtr(samples), input.Length, final);
}
float[] _processBuffer = new float[1024];
public void Process(float[][] input, bool final)
{
for (int i = 1; i < input.Length; i++)
if (input[i].Length != input[0].Length)
throw new Exception("Invalid input data: Not all channels have the same number of samples");
Process(input, input[0].Length, final);
}
public void Process(float[][] input, long samples, bool final)
{
for (int i = 0; i < input.Length; i++)
if (input[i].Length < samples)
throw new Exception("Invalid input data: Channel " + i + " does not have " + samples + " samples of data");
long totalSamples = input.Length * samples;
if (totalSamples > _processBuffer.Length)
_processBuffer = new float[totalSamples];
for (int i = 0; i < input.Length; i++)
Array.Copy(input[i], 0, _processBuffer, i * samples, samples);
RubberBandNativeMethods.RubberBandStretcher_Process(_rbs, _processBuffer, new IntPtr(samples), input.Length, final);
}
public int Available()
{
return RubberBandNativeMethods.RubberBandStretcher_Available(_rbs);
}
float[] _outputBuffer = new float[1024];
public long Retrieve(float[][] output)
{
for (int i = 1; i < output.Length; i++)
if (output[i].Length != output[0].Length)
throw new Exception("Invalid output buffer: Not all channels have the same number of samples");
return Retrieve(output, output[0].Length);
}
public long Retrieve(float[][] output, long samples)
{
for (int i = 0; i < output.Length; i++)
if (output[i].Length < samples)
throw new Exception("Invalid output buffer: Channel " + i + " does not have enough space for " + samples + " samples");
long totalSamples = output.Length * samples;
if (totalSamples > _outputBuffer.Length)
_outputBuffer = new float[totalSamples];
long actualSamples = RubberBandNativeMethods.RubberBandStretcher_Retrieve(_rbs, _outputBuffer, new IntPtr(samples), output.Length).ToInt64();
for (int i = 0; i < output.Length; i++)
Array.Copy(_outputBuffer, i * samples, output[i], 0, actualSamples);
return actualSamples;
}
public float GetFrequencyCutoff(int n)
{
return RubberBandNativeMethods.RubberBandStretcher_GetFrequencyCutoff(_rbs, n);
}
public void SetFrequencyCutoff(int n, float f)
{
RubberBandNativeMethods.RubberBandStretcher_SetFrequencyCutoff(_rbs, n, f);
}
public long GetInputIncrement()
{
return RubberBandNativeMethods.RubberBandStretcher_GetInputIncrement(_rbs).ToInt64();
}
public int[] GetOutputIncrements()
{
long numberOfIncrements = RubberBandNativeMethods.RubberBandStretcher_GetOutputIncrements(_rbs, null, IntPtr.Zero).ToInt64();
int[] buffer = new int[numberOfIncrements];
RubberBandNativeMethods.RubberBandStretcher_GetOutputIncrements(_rbs, buffer, new IntPtr(buffer.Length));
return buffer;
}
public float[] GetPhaseResetCurve()
{
long numberOfCurveElements = RubberBandNativeMethods.RubberBandStretcher_GetPhaseResetCurve(_rbs, null, IntPtr.Zero).ToInt64();
float[] buffer = new float[numberOfCurveElements];
RubberBandNativeMethods.RubberBandStretcher_GetPhaseResetCurve(_rbs, buffer, new IntPtr(buffer.Length));
return buffer;
}
public int[] GetExactTimePoints()
{
long numberOfTimePoints = RubberBandNativeMethods.RubberBandStretcher_GetExactTimePoints(_rbs, null, IntPtr.Zero).ToInt64();
int[] buffer = new int[numberOfTimePoints];
RubberBandNativeMethods.RubberBandStretcher_GetExactTimePoints(_rbs, buffer, new IntPtr(buffer.Length));
return buffer;
}
public long GetChannelCount()
{
return RubberBandNativeMethods.RubberBandStretcher_GetChannelCount(_rbs).ToInt64();
}
public void CalculateStretch()
{
RubberBandNativeMethods.RubberBandStretcher_CalculateStretch(_rbs);
}
public void SetDebugLevel(int level)
{
RubberBandNativeMethods.RubberBandStretcher_SetDebugLevel(_rbs, level);
}
public static void SetDefaultDebugLevel(int level)
{
RubberBandNativeMethods.RubberBandStretcher_SetDefaultDebugLevel(level);
}
}
}

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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<RootNamespace>rubberband_sharp</RootNamespace>
<AssemblyVersion>1.0.0.0</AssemblyVersion>
<FileVersion>1.0.0.0</FileVersion>
</PropertyGroup>
</Project>

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<?xml version="1.0"?>
<package >
<metadata>
<id>rubberband-sharp</id>
<version>1.0.0</version>
<title>Rubber Band Library .NET Wrapper</title>
<authors>JonathanG@iQmetrix.com</authors>
<description>C# wrapper for the Rubber Band Library audio time-stretching and pitch-shifting library.</description>
</metadata>
<files>
<!-- Content files the new way: With the new .csproj format, NuGet will import project definition from rubberband-sharp.targets, which sets up the files -->
<file src="rubberband-sharp.targets" target="build" />
<file src="..\Release\rubberband-dll-Win32.dll" target="build" />
<file src="..\x64\Release\rubberband-dll-x64.dll" target="build" />
<!-- Content files the old way: NuGet will add the .dll files as Content items, then Install.ps1 script converts them to None items with a CopyToOutputDirectory attribute. -->
<file src="Install.ps1" target="tools\Install.ps1" />
<file src="..\Release\rubberband-dll-Win32.dll" target="content" />
<file src="..\x64\Release\rubberband-dll-x64.dll" target="content" />
</files>
</package>

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<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<None Include="$(MSBuildThisFileDirectory)rubberband-dll-Win32.dll">
<Link>rubberband-dll-Win32.dll</Link>
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
<None Include="$(MSBuildThisFileDirectory)rubberband-dll-x64.dll">
<Link>rubberband-dll-x64.dll</Link>
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
</ItemGroup>
</Project>