mirror of
https://github.com/PaddlePaddle/FastDeploy.git
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60 lines
2.0 KiB
C++
60 lines
2.0 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/vision/common/processors/resize.h"
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namespace fastdeploy {
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namespace vision {
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bool Resize::ImplByOpenCV(Mat* mat) {
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if (mat->layout != Layout::HWC) {
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FDERROR << "Resize: The format of input is not HWC." << std::endl;
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return false;
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}
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cv::Mat* im = mat->GetOpenCVMat();
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int origin_w = im->cols;
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int origin_h = im->rows;
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if (width_ > 0 && height_ > 0) {
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if (use_scale_) {
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float scale_w = width_ * 1.0 / origin_w;
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float scale_h = height_ * 1.0 / origin_h;
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cv::resize(*im, *im, cv::Size(0, 0), scale_w, scale_h, interp_);
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} else {
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cv::resize(*im, *im, cv::Size(width_, height_), 0, 0, interp_);
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}
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} else if (scale_w_ > 0 && scale_h_ > 0) {
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cv::resize(*im, *im, cv::Size(0, 0), scale_w_, scale_h_, interp_);
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} else {
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FDERROR << "Resize: the parameters must satisfy (width > 0 && height > 0) "
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"or (scale_w > 0 && scale_h > 0)."
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<< std::endl;
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return false;
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}
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mat->SetWidth(im->cols);
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mat->SetHeight(im->rows);
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return true;
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}
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bool Resize::Run(Mat* mat, int width, int height, float scale_w, float scale_h,
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int interp, bool use_scale, ProcLib lib) {
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if (mat->Height() == height && mat->Width() == width) {
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return true;
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}
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auto r = Resize(width, height, scale_w, scale_h, interp, use_scale);
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return r(mat, lib);
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}
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} // namespace vision
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} // namespace fastdeploy
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