// 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/warp_affine.h"

namespace fastdeploy {
namespace vision {

bool WarpAffine::ImplByOpenCV(Mat* mat) {
  if (mat->layout != Layout::HWC) {
    FDERROR << "WarpAffine: The format of input is not HWC." << std::endl;
    return false;
  }
  cv::Mat* im = mat->GetOpenCVMat();
  if (width_ > 0 && height_ > 0) {
    cv::warpAffine(*im, *im, trans_matrix_, cv::Size(width_, height_), interp_, border_mode_, borderValue_);
  } else {
    FDERROR << "WarpAffine: the parameters must satisfy (width > 0 && height > 0) ."
            << std::endl;
    return false;
  }
  mat->SetWidth(im->cols);
  mat->SetHeight(im->rows);

  return true;
}

bool WarpAffine::Run(Mat* mat,
                     const cv::Mat& trans_matrix,
                     int width, int height, 
                     int interp, 
                     int border_mode, 
                     const cv::Scalar& borderValue,
                     ProcLib lib) {
  auto r = WarpAffine(trans_matrix, width, height, interp, border_mode, borderValue);
  return r(mat, lib);    
}

} // namespace vision
} // namespace fastdeploy