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https://github.com/PaddlePaddle/FastDeploy.git
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3589c0fa94
* Refactor the PaddleClas module * fix bug * remove debug code * clean unused code * support pybind * Update fd_tensor.h * Update fd_tensor.cc * temporary revert python api * fix ci error * fix code style problem
54 lines
1.8 KiB
C++
54 lines
1.8 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/vision/classification/ppcls/postprocessor.h"
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#include "fastdeploy/vision/utils/utils.h"
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namespace fastdeploy {
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namespace vision {
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namespace classification {
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PaddleClasPostprocessor::PaddleClasPostprocessor(int topk) {
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topk_ = topk;
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initialized_ = true;
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}
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bool PaddleClasPostprocessor::Run(const std::vector<FDTensor>& infer_result, std::vector<ClassifyResult>* results) {
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if (!initialized_) {
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FDERROR << "Postprocessor is not initialized." << std::endl;
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return false;
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}
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int batch = infer_result[0].shape[0];
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int num_classes = infer_result[0].shape[1];
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const float* infer_result_data = reinterpret_cast<const float*>(infer_result[0].Data());
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results->resize(batch);
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int topk = std::min(num_classes, topk_);
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for (int i = 0; i < batch; ++i) {
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(*results)[i].label_ids = utils::TopKIndices(infer_result_data + i * num_classes, num_classes, topk);
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(*results)[i].scores.resize(topk);
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for (int j = 0; j < topk; ++j) {
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(*results)[i].scores[j] = infer_result_data[i * num_classes + (*results)[i].label_ids[j]];
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}
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}
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return true;
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}
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} // namespace classification
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} // namespace vision
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} // namespace fastdeploy
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