mirror of
https://github.com/PaddlePaddle/FastDeploy.git
synced 2025-10-05 16:48:03 +08:00
74 lines
3.0 KiB
C++
74 lines
3.0 KiB
C++
// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "fastdeploy/backends/paddle/paddle_backend.h"
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namespace fastdeploy {
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void ShareTensorFromCpu(paddle_infer::Tensor* tensor, FDTensor& fd_tensor) {
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std::vector<int> shape(fd_tensor.shape.begin(), fd_tensor.shape.end());
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tensor->Reshape(shape);
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if (fd_tensor.dtype == FDDataType::FP32) {
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tensor->ShareExternalData(static_cast<const float*>(fd_tensor.Data()),
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shape, paddle_infer::PlaceType::kCPU);
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return;
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} else if (fd_tensor.dtype == FDDataType::INT32) {
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tensor->ShareExternalData(static_cast<const int32_t*>(fd_tensor.Data()),
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shape, paddle_infer::PlaceType::kCPU);
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return;
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} else if (fd_tensor.dtype == FDDataType::INT64) {
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tensor->ShareExternalData(static_cast<const int64_t*>(fd_tensor.Data()),
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shape, paddle_infer::PlaceType::kCPU);
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return;
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}
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FDASSERT(false, "Unexpected data type(" + Str(fd_tensor.dtype) +
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") while infer with PaddleBackend.");
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}
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void CopyTensorToCpu(std::unique_ptr<paddle_infer::Tensor>& tensor,
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FDTensor* fd_tensor) {
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auto fd_dtype = PaddleDataTypeToFD(tensor->type());
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fd_tensor->Allocate(tensor->shape(), fd_dtype, tensor->name());
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if (fd_tensor->dtype == FDDataType::FP32) {
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tensor->CopyToCpu(static_cast<float*>(fd_tensor->MutableData()));
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return;
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} else if (fd_tensor->dtype == FDDataType::INT32) {
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tensor->CopyToCpu(static_cast<int32_t*>(fd_tensor->MutableData()));
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return;
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} else if (fd_tensor->dtype == FDDataType::INT64) {
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tensor->CopyToCpu(static_cast<int64_t*>(fd_tensor->MutableData()));
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return;
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}
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FDASSERT(false, "Unexpected data type(" + Str(fd_tensor->dtype) +
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") while infer with PaddleBackend.");
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}
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FDDataType PaddleDataTypeToFD(const paddle_infer::DataType& dtype) {
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auto fd_dtype = FDDataType::FP32;
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if (dtype == paddle_infer::FLOAT32) {
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fd_dtype = FDDataType::FP32;
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} else if (dtype == paddle_infer::INT64) {
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fd_dtype = FDDataType::INT64;
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} else if (dtype == paddle_infer::INT32) {
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fd_dtype = FDDataType::INT32;
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} else if (dtype == paddle_infer::UINT8) {
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fd_dtype = FDDataType::UINT8;
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} else {
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FDASSERT(false, "Unexpected data type:" + std::to_string(int(dtype)) +
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" while call CopyTensorToCpu in PaddleBackend.");
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}
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return fd_dtype;
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}
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} // namespace fastdeploy
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