public static void MXNDListGet(NDListHandle handle,
uint index,
out string out_key,
out float[] out_data,
out uint[] out_shape,
out uint out_ndim)
{
var ret = NativeMethods.MXNDListGet(handle.NativePtr, index, out var out_key_ptr, out var out_data_ptr,
out var out_shape_ptr, out out_ndim);
if (ret != NativeMethods.OK)
{
throw CreateMXNetException($"Failed to get list from {nameof(NDListHandle)}");
}
out_shape = new uint[out_ndim];
NativeMethods.memcpy(out_shape, out_shape_ptr, out_ndim * sizeof(uint));
var size = 1u;
for (var i = 0u; i < out_ndim; ++i)
{
size *= out_shape[i];
}
out_data = new float[size];
NativeMethods.memcpy(out_data, out_data_ptr, size * sizeof(float));
out_key = Marshal.PtrToStringAnsi(out_key_ptr);
}
public static void MXNDListCreate(byte[] nd_file_bytes,
int nd_file_size,
out NDListHandle handle,
out uint out_length)
{
var ret = NativeMethods.MXNDListCreate(nd_file_bytes, nd_file_size, out var @out, out out_length);
if (ret != NativeMethods.OK)
{
throw CreateMXNetException($"Failed to create {nameof(PredictorHandle)}");
}
handle = new NDListHandle(@out);
}