text: /*ckwg +29
   * Copyright 2015 by Kitware, Inc.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   *  * Redistributions of source code must retain the above copyright notice,
   *    this list of conditions and the following disclaimer.
   *
   *  * Redistributions in binary form must reproduce the above copyright notice,
   *    this list of conditions and the following disclaimer in the documentation
   *    and/or other materials provided with the distribution.
   *
   *  * Neither name of Kitware, Inc. nor the names of any contributors may be used
   *    to endorse or promote products derived from this software without specific
   *    prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  /**
   * \file
   * \brief C Interface to track_features algorithm implementation
   */
  
  #include "track_features.h"
  
  #include <vital/algo/track_features.h>
  
  #include <vital/bindings/c/helpers/algorithm.h>
  #include <vital/bindings/c/helpers/image_container.h>
  #include <vital/bindings/c/helpers/track_set.h>
  
  
  /// Common API implementation
  DEFINE_COMMON_ALGO_API( track_features );
  
  
  /// Extend a previous set of tracks using the current frame
  vital_trackset_t*
  vital_algorithm_track_features_track( vital_algorithm_t *algo,
                                        vital_trackset_t *prev_tracks,
                                        unsigned int frame_num,
                                        vital_image_container_t *ic,
                                        vital_error_handle_t *eh )
  {
    STANDARD_CATCH(
      "C::algorithm::track_features::track", eh,
      using namespace kwiver::vital_c;
      kwiver::vital::track_set_sptr ts_sptr = ALGORITHM_track_features_SPTR_CACHE.get( algo )->track(
        TRACK_SET_SPTR_CACHE.get( prev_tracks ),
        frame_num,
        IMGC_SPTR_CACHE.get( ic )
        );
      TRACK_SET_SPTR_CACHE.store( ts_sptr );
      return reinterpret_cast<vital_trackset_t*>( ts_sptr.get() );
    );
    return 0;
  }
  
  
  /// Extend a previous set of tracks using the current frame, masked version
  vital_trackset_t*
  vital_algorithm_track_features_track_with_mask( vital_algorithm_t *algo,
                                                  vital_trackset_t *prev_tracks,
                                                  unsigned int frame_num,
                                                  vital_image_container_t *ic,
                                                  vital_image_container_t *mask,
                                                  vital_error_handle_t *eh )
  {
    STANDARD_CATCH(
      "C::algorithm::track_features::track", eh,
      using namespace kwiver::vital_c;
      kwiver::vital::track_set_sptr ts_sptr =
        ALGORITHM_track_features_SPTR_CACHE.get( algo )->track(
          TRACK_SET_SPTR_CACHE.get( prev_tracks ),
          frame_num,
          IMGC_SPTR_CACHE.get( ic ),
          IMGC_SPTR_CACHE.get( mask )
        );
      TRACK_SET_SPTR_CACHE.store( ts_sptr );
      return reinterpret_cast<vital_trackset_t*>( ts_sptr.get() );
    );
    return 0;
  }
  