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			125 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			125 lines
		
	
	
		
			4.0 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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| 
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| #include "fastdeploy/vision/common/processors/stride_pad.h"
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| 
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| namespace fastdeploy {
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| namespace vision {
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| 
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| bool StridePad::CpuRun(Mat* mat) {
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|   if (mat->layout != Layout::HWC) {
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|     FDERROR << "StridePad: The input data must be Layout::HWC format!"
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|             << std::endl;
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|     return false;
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|   }
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|   if (mat->Channels() > 4) {
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|     FDERROR << "StridePad: Only support channels <= 4." << std::endl;
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|     return false;
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|   }
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|   if (mat->Channels() != value_.size()) {
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|     FDERROR
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|         << "StridePad: Require input channels equals to size of padding value, "
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|            "but now channels = "
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|         << mat->Channels() << ", the size of padding values = " << value_.size()
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|         << "." << std::endl;
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|     return false;
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|   }
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|   int origin_w = mat->Width();
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|   int origin_h = mat->Height();
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| 
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|   int pad_h = (mat->Height() / stride_) * stride_ +
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|               (mat->Height() % stride_ != 0) * stride_ - mat->Height();
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|   int pad_w = (mat->Width() / stride_) * stride_ +
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|               (mat->Width() % stride_ != 0) * stride_ - mat->Width();
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|   if (pad_h == 0 && pad_w == 0) {
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|     return true;
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|   }
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|   cv::Mat* im = mat->GetCpuMat();
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|   cv::Scalar value;
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|   if (value_.size() == 1) {
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|     value = cv::Scalar(value_[0]);
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|   } else if (value_.size() == 2) {
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|     value = cv::Scalar(value_[0], value_[1]);
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|   } else if (value_.size() == 3) {
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|     value = cv::Scalar(value_[0], value_[1], value_[2]);
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|   } else {
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|     value = cv::Scalar(value_[0], value_[1], value_[2], value_[3]);
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|   }
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|   // top, bottom, left, right
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|   cv::copyMakeBorder(*im, *im, 0, pad_h, 0, pad_w, cv::BORDER_CONSTANT, value);
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|   mat->SetHeight(origin_h + pad_h);
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|   mat->SetWidth(origin_w + pad_w);
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|   return true;
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| }
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| 
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| #ifdef ENABLE_OPENCV_CUDA
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| bool StridePad::GpuRun(Mat* mat) {
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|   if (mat->layout != Layout::HWC) {
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|     FDERROR << "StridePad: The input data must be Layout::HWC format!"
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|             << std::endl;
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|     return false;
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|   }
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|   if (mat->Channels() > 4) {
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|     FDERROR << "StridePad: Only support channels <= 4." << std::endl;
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|     return false;
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|   }
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|   if (mat->Channels() != value_.size()) {
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|     FDERROR
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|         << "StridePad: Require input channels equals to size of padding value, "
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|            "but now channels = "
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|         << mat->Channels() << ", the size of padding values = " << value_.size()
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|         << "." << std::endl;
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|     return false;
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|   }
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| 
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|   int origin_w = mat->Width();
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|   int origin_h = mat->Height();
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|   int pad_h = (mat->Height() / stride_) * stride_ +
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|               (mat->Height() % stride_ != 0) * stride_;
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|   int pad_w = (mat->Width() / stride_) * stride_ +
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|               (mat->Width() % stride_ != 0) * stride_;
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|   if (pad_h == 0 && pad_w == 0) {
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|     return true;
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|   }
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| 
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|   cv::cuda::GpuMat* im = mat->GetGpuMat();
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|   cv::Scalar value;
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|   if (value_.size() == 1) {
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|     value = cv::Scalar(value_[0]);
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|   } else if (value_.size() == 2) {
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|     value = cv::Scalar(value_[0], value_[1]);
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|   } else if (value_.size() == 3) {
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|     value = cv::Scalar(value_[0], value_[1], value_[2]);
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|   } else {
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|     value = cv::Scalar(value_[0], value_[1], value_[2], value_[3]);
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|   }
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| 
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|   // top, bottom, left, right
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|   cv::cuda::copyMakeBorder(*im, *im, 0, pad_h, 0, pad_w, cv::BORDER_CONSTANT,
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|                            value);
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|   mat->SetHeight(origin_h + pad_h);
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|   mat->SetWidth(origin_w + pad_w);
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|   return true;
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| }
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| #endif
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| 
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| bool StridePad::Run(Mat* mat, int stride, const std::vector<float>& value,
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|                     ProcLib lib) {
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|   auto p = StridePad(stride, value);
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|   return p(mat, lib);
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| }
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| 
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| }  // namespace vision
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| }  // namespace fastdeploy
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