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//*****************************************************************************
// Copyright 2017-2019 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//*****************************************************************************
// tool to serialize an ONNX model to an ngraph json graph
#include <fstream>
#include <iostream>
#include <string>
#include "ngraph/frontend/onnx_import/onnx.hpp"
#include "ngraph/serializer.hpp"
#include "ngraph/util.hpp"
using namespace std;
void help()
{
cout << R"###(
DESCRIPTION
Serialize an ONNX model
SYNOPSIS
serialize_onnx [-i|--input <input file>] [-o|--output <output file>]
OPTIONS
-i or --input input ONNX file
-o or --output output serialized model
)###";
}
int main(int argc, char** argv)
{
string input;
string output;
for (size_t i = 1; i < argc; i++)
{
string arg = argv[i];
if (arg == "-o" || arg == "--output")
{
output = argv[++i];
}
else if (arg == "-i" || arg == "--input")
{
input = argv[++i];
}
else if (arg == "-h" || arg == "--help")
{
help();
return 0;
}
}
ifstream f(input);
if (f)
{
std::shared_ptr<ngraph::Function> function = ngraph::onnx_import::import_onnx_model(input);
ngraph::stopwatch timer;
timer.start();
ngraph::serialize(output, function, 2);
timer.stop();
cout << "serialize took " << timer.get_milliseconds() << "ms\n";
}
else
{
cout << "failed to open '" << input << "' for input\n";
return 2;
}
return 0;
}