public static LearningProcessInfo Restore(string path, out byte[] extra)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
using var stream = File.OpenRead(path);
// read file signature
var file_type_signature = SectionType.ReadSigniture(stream, Encoding.ASCII);
if (file_type_signature != FILE_TYPE_SIGNATURE_STRING)
{
throw new Exception($"Invalid nnp file signature ({file_type_signature}).");
}
// restore file
var process = Restore(stream);
if (stream.Position < stream.Length)
{
extra = new byte[stream.Length - stream.Position];
stream.Read(extra, 0, extra.Length);
}
else
{
extra = null;
}
return(process);
}
public static object Restore(string path, out byte[] extra)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
using var stream = File.OpenRead(path);
// read file signature
var file_type_signature = SectionType.ReadSigniture(stream, Encoding.ASCII);
object result;
switch (file_type_signature)
{
case LearningProcessSerializer.FILE_TYPE_SIGNATURE_STRING:
result = LearningProcessSerializer.Restore(stream);
extra = ReadExtra(stream);
return(result);
case NeuralNetworkSerializer.FILE_TYPE_SIGNATURE_STRING:
result = NeuralNetworkSerializer.Restore(stream);
extra = ReadExtra(stream);
return(result);
case NeuralNetworkLineSerializer.FILE_TYPE_SIGNATURE_STRING:
result = NeuralNetworkLineSerializer.Restore(stream);
extra = ReadExtra(stream);
return(result);
default:
throw new Exception($"Invalid file type ({file_type_signature}).");
}
}
public static NeuralNetworkLineImage Restore(string path)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
using var stream = File.OpenRead(path);
// read file signature
var file_type_signature = SectionType.ReadSigniture(stream, Encoding.ASCII);
if (file_type_signature != FILE_TYPE_SIGNATURE_STRING)
{
throw new Exception($"Invalid nnli file signature ({file_type_signature}).");
}
// restore file
return(Restore(stream));
}
