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44 lines (40 loc) · 1.43 KB
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using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;
namespace Tensorflow
{
/// <summary>
/// C API for TensorFlow.
/// Port from tensorflow\c\c_api.h
///
/// The API leans towards simplicity and uniformity instead of convenience
/// since most usage will be by language specific wrappers.
///
/// The params type mapping between c_api and .NET
/// TF_XX** => ref IntPtr (TF_Operation** op) => (ref IntPtr op)
/// TF_XX* => IntPtr (TF_Graph* graph) => (IntPtr graph)
/// struct => struct (TF_Output output) => (TF_Output output)
/// struct* => struct[] (TF_Output* output) => (TF_Output[] output)
/// struct* => struct* for ref
/// const char* => string
/// int32_t => int
/// int64_t* => long[]
/// size_t* => unlong[]
/// size_t* => ref uint
/// void* => IntPtr
/// string => IntPtr c_api.StringPiece(IntPtr)
/// unsigned char => byte
/// </summary>
public partial class c_api
{
public const string TensorFlowLibName = "tensorflow";
public static string StringPiece(IntPtr handle)
{
return handle == IntPtr.Zero ? String.Empty : Marshal.PtrToStringAnsi(handle);
}
public delegate void Deallocator(IntPtr data, IntPtr size, ref bool deallocator);
[DllImport(TensorFlowLibName)]
public static unsafe extern IntPtr TF_Version();
}
}