Files
FastDeploy/csrc/fastdeploy/backends/openvino/ov_backend.h
Jason cf4afa4220 Add OpenVINO backend support (#148)
* Add OpenVINO backend support

* fix pybind

* fix python library path
2022-08-24 16:22:38 +08:00

63 lines
1.8 KiB
C++

// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// 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.
#pragma once
#include <iostream>
#include <memory>
#include <string>
#include <vector>
#include "fastdeploy/backends/backend.h"
#include "openvino/openvino.hpp"
namespace fastdeploy {
struct OpenVINOBackendOption {
int cpu_thread_num = 8;
std::map<std::string, std::vector<int64_t>> shape_infos;
};
class OpenVINOBackend : public BaseBackend {
public:
OpenVINOBackend() {}
virtual ~OpenVINOBackend() = default;
bool
InitFromPaddle(const std::string& model_file, const std::string& params_file,
const OpenVINOBackendOption& option = OpenVINOBackendOption());
bool
InitFromOnnx(const std::string& model_file,
const OpenVINOBackendOption& option = OpenVINOBackendOption());
bool Infer(std::vector<FDTensor>& inputs, std::vector<FDTensor>* outputs);
int NumInputs() const;
int NumOutputs() const;
TensorInfo GetInputInfo(int index);
TensorInfo GetOutputInfo(int index);
private:
ov::Core core_;
ov::CompiledModel compiled_model_;
ov::InferRequest request_;
OpenVINOBackendOption option_;
std::vector<TensorInfo> input_infos_;
std::vector<TensorInfo> output_infos_;
};
} // namespace fastdeploy