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Replaced C++/CLR version of Monkey's Audio plugin with a .dll and a PInvoke plugin

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This commit is contained in:
Grigory Chudov
2018-03-26 20:11:49 -04:00
parent 320e75d709
commit e7c6a9c854
24 changed files with 732 additions and 1034 deletions
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74
CUETools.Codecs.MACLib/MACLibDll.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace CUETools.Codecs.MACLib
{
internal unsafe static class MACLibDll
{
internal const string DllName = "MACLibDll";
internal const CallingConvention DllCallingConvention = CallingConvention.StdCall;
[DllImport("kernel32.dll")]
private static extern IntPtr LoadLibrary(string dllToLoad);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int GetVersionNumber();
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern IntPtr GetVersionString();
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern IntPtr c_APECompress_Create(out int error);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern void c_APECompress_Destroy(IntPtr hAPECompress);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int c_APECompress_Finish(IntPtr hAPECompress, char* pTerminatingData, int nTerminatingBytes, int nWAVTerminatingBytes);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int c_APECompress_AddData(IntPtr hAPECompress, byte* pData, int nBytes);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int c_APECompress_StartEx(
IntPtr hAPECompress,
APE_CIO_Callbacks* pCIO,
WAVEFORMATEX* pwfeInput,
int nMaxAudioBytes,
int nCompressionLevel,
void* pHeaderData,
int nHeaderBytes);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern IntPtr c_APEDecompress_CreateEx(APE_CIO_Callbacks* pCIO, out int pErrorCode);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int c_APEDecompress_GetInfo(IntPtr hAPEDecompress, APE_DECOMPRESS_FIELDS Field, int nParam1 = 0, int nParam2 = 0);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int c_APEDecompress_Seek(IntPtr hAPEDecompress, int nBlockOffset);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern int c_APEDecompress_GetData(IntPtr hAPEDecompress, char* pBuffer, IntPtr nBlocks, out long pBlocksRetrieved);
[DllImport(DllName, CallingConvention = DllCallingConvention)]
internal static extern void c_APEDecompress_Destroy(IntPtr hAPEDecompress);
static MACLibDll()
{
var myPath = new Uri(typeof(MACLibDll).Assembly.CodeBase).LocalPath;
var myFolder = System.IO.Path.GetDirectoryName(myPath);
var is64 = IntPtr.Size == 8;
var subfolder = is64 ? "x64" : "win32";
#if NET40
IntPtr Dll = LoadLibrary(System.IO.Path.Combine(myFolder, subfolder, DllName + ".dll"));
#else
IntPtr Dll = LoadLibrary(System.IO.Path.Combine(System.IO.Path.Combine(myFolder, subfolder), DllName + ".dll"));
#endif
if (Dll == IntPtr.Zero)
Dll = LoadLibrary(DllName + ".dll");
if (Dll == IntPtr.Zero)
throw new DllNotFoundException();
}
};
}