PaddleX/libs/ultra-infer/ultra_infer/vision/tracking/pptracking/lapjv.h

//   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.

// The code is based on:
// https://github.com/gatagat/lap/blob/master/lap/lapjv.h
// The copyright of gatagat/lap is as follows:
// MIT License

#pragma once
#define LARGE 1000000

#if !defined TRUE
#define TRUE 1
#endif
#if !defined FALSE
#define FALSE 0
#endif

#define NEW(x, t, n)                                                           \
  if ((x = reinterpret_cast<t *>(malloc(sizeof(t) * (n)))) == 0) {             \
    return -1;                                                                 \
  }
#define FREE(x)                                                                \
  if (x != 0) {                                                                \
    free(x);                                                                   \
    x = 0;                                                                     \
  }
#define SWAP_INDICES(a, b)                                                     \
  {                                                                            \
    int_t _temp_index = a;                                                     \
    a = b;                                                                     \
    b = _temp_index;                                                           \
  }
#include <opencv2/opencv.hpp>

namespace ultra_infer {
namespace vision {
namespace tracking {

typedef signed int int_t;
typedef unsigned int uint_t;
typedef double cost_t;
typedef char boolean;
typedef enum fp_t { FP_1 = 1, FP_2 = 2, FP_DYNAMIC = 3 } fp_t;

int lapjv_internal(const cv::Mat &cost, const bool extend_cost,
                   const float cost_limit, int *x, int *y);

} // namespace tracking
} // namespace vision
} // namespace ultra_infer