mirror of
https://github.com/claunia/cuetools.net.git
synced 2025-12-16 18:14:25 +00:00
86 lines
4.0 KiB
C#
86 lines
4.0 KiB
C#
using System;
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using System.Runtime.InteropServices;
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namespace CUETools.Codecs.libwavpack
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{
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internal unsafe static class wavpackdll
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{
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internal const string DllName = "wavpackdll";
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internal const CallingConvention DllCallingConvention = CallingConvention.Cdecl;
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[DllImport("kernel32.dll")]
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private static extern IntPtr LoadLibrary(string dllToLoad);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern WavpackContext* WavpackOpenFileInputEx64 (WavpackStreamReader64 *reader, void *wv_id, void *wvc_id,
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[param: MarshalAs(UnmanagedType.LPTStr), Out()] out string error,
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OpenFlags flags, int norm_offset);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern long WavpackGetNumSamples64 (WavpackContext *wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackSeekSample64 (WavpackContext *wpc, long sample);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern WavpackContext* WavpackCloseFile (WavpackContext *wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern uint WavpackUnpackSamples (WavpackContext *wpc, int *buffer, uint samples);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackGetBitsPerSample(WavpackContext* wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackGetNumChannels(WavpackContext* wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern uint WavpackGetSampleRate(WavpackContext* wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackGetChannelMask(WavpackContext* wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern IntPtr WavpackGetLibraryVersionString();
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackStoreMD5Sum(WavpackContext* wpc, byte* data);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackFlushSamples(WavpackContext* wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackPackSamples(WavpackContext* wpc, int* sample_buffer, uint sample_count);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern string WavpackGetErrorMessage(WavpackContext* wpc);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern WavpackContext* WavpackOpenFileOutput(EncoderBlockOutput blockout, void* wv_id, void* wvc_id);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackSetConfiguration64(WavpackContext* wpc, WavpackConfig* config, long total_samples, byte* chan_ids);
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[DllImport(DllName, CallingConvention = DllCallingConvention)]
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internal static extern int WavpackPackInit(WavpackContext* wpc);
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static wavpackdll()
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{
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var myPath = new Uri(typeof(wavpackdll).Assembly.CodeBase).LocalPath;
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var myFolder = System.IO.Path.GetDirectoryName(myPath);
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var is64 = IntPtr.Size == 8;
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var subfolder = is64 ? "x64" : "win32";
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#if NET40
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IntPtr Dll = LoadLibrary(System.IO.Path.Combine(myFolder, subfolder, DllName + ".dll"));
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#else
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IntPtr Dll = LoadLibrary(System.IO.Path.Combine(System.IO.Path.Combine(myFolder, subfolder), DllName + ".dll"));
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#endif
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if (Dll == IntPtr.Zero)
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Dll = LoadLibrary(DllName + ".dll");
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if (Dll == IntPtr.Zero)
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throw new DllNotFoundException();
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}
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};
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}
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