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FastDeploy/fastdeploy/vision/common/processors/pad.cc
jiangjiajun 9d87046d78 first commit
2022-07-05 09:30:15 +00:00

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// 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.
#include "fastdeploy/vision/common/processors/pad.h"
namespace fastdeploy {
namespace vision {
bool Pad::CpuRun(Mat* mat) {
if (mat->layout != Layout::HWC) {
FDERROR << "Pad: The input data must be Layout::HWC format!" << std::endl;
return false;
}
if (mat->Channels() > 4) {
FDERROR << "Pad: Only support channels <= 4." << std::endl;
return false;
}
if (mat->Channels() != value_.size()) {
FDERROR << "Pad: Require input channels equals to size of padding value, "
"but now channels = "
<< mat->Channels()
<< ", the size of padding values = " << value_.size() << "."
<< std::endl;
return false;
}
cv::Mat* im = mat->GetCpuMat();
cv::Scalar value;
if (value_.size() == 1) {
value = cv::Scalar(value_[0]);
} else if (value_.size() == 2) {
value = cv::Scalar(value_[0], value_[1]);
} else if (value_.size() == 3) {
value = cv::Scalar(value_[0], value_[1], value_[2]);
} else {
value = cv::Scalar(value_[0], value_[1], value_[2], value_[3]);
}
cv::copyMakeBorder(*im, *im, top_, bottom_, left_, right_,
cv::BORDER_CONSTANT, value);
mat->SetHeight(im->rows);
mat->SetWidth(im->cols);
return true;
}
#ifdef ENABLE_OPENCV_CUDA
bool Pad::GpuRun(Mat* mat) {
if (mat->layout != Layout::HWC) {
FDERROR << "Pad: The input data must be Layout::HWC format!" << std::endl;
return false;
}
if (mat->Channels() > 4) {
FDERROR << "Pad: Only support channels <= 4." << std::endl;
return false;
}
if (mat->Channels() != value_.size()) {
FDERROR << "Pad: Require input channels equals to size of padding value, "
"but now channels = "
<< mat->Channels()
<< ", the size of padding values = " << value_.size() << "."
<< std::endl;
return false;
}
cv::cuda::GpuMat* im = mat->GetGpuMat();
cv::Scalar value;
if (value_.size() == 1) {
value = cv::Scalar(value_[0]);
} else if (value_.size() == 2) {
value = cv::Scalar(value_[0], value_[1]);
} else if (value_.size() == 3) {
value = cv::Scalar(value_[0], value_[1], value_[2]);
} else {
value = cv::Scalar(value_[0], value_[1], value_[2], value_[3]);
}
cv::cuda::copyMakeBorder(*im, *im, top_, bottom_, left_, right_,
cv::BORDER_CONSTANT, value);
mat->SetHeight(im->rows);
mat->SetWidth(im->cols);
return true;
}
#endif
bool Pad::Run(Mat* mat, const int& top, const int& bottom, const int& left,
const int& right, const std::vector<float>& value,
ProcLib lib) {
auto p = Pad(top, bottom, left, right, value);
return p(mat, lib);
}
} // namespace vision
} // namespace fastdeploy