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// Copyright (c) 2014 libmv authors.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
// Author: mierle@gmail.com (Keir Mierle)
#ifndef LIBMV_AUTOTRACK_TRACKS_H_
#define LIBMV_AUTOTRACK_TRACKS_H_
#include "libmv/base/vector.h"
#include "libmv/autotrack/marker.h"
namespace mv {
using libmv::vector;
// The Tracks container stores correspondences between frames.
class Tracks {
public:
Tracks() { }
Tracks(const Tracks &other);
// Create a tracks object with markers already initialized. Copies markers.
explicit Tracks(const vector<Marker>& markers);
// All getters append to the output argument vector.
bool GetMarker(int clip, int frame, int track, Marker* marker) const;
void GetMarkersForTrack(int track, vector<Marker>* markers) const;
void GetMarkersForTrackInClip(int clip,
int track,
vector<Marker>* markers) const;
void GetMarkersInFrame(int clip, int frame, vector<Marker>* markers) const;
// Get the markers in frame1 and frame2 which have a common track.
//
// This is not the same as the union of the markers in frame1 and
// frame2; each marker is for a track that appears in both images.
void GetMarkersForTracksInBothImages(int clip1, int frame1,
int clip2, int frame2,
vector<Marker>* markers) const;
void AddMarker(const Marker& marker);
// Moves the contents of *markers over top of the existing markers. This
// destroys *markers in the process (but avoids copies).
void SetMarkers(vector<Marker>* markers);
bool RemoveMarker(int clip, int frame, int track);
void RemoveMarkersForTrack(int track);
int MaxClip() const;
int MaxFrame(int clip) const;
int MaxTrack() const;
int NumMarkers() const;
const vector<Marker>& markers() const { return markers_; }
private:
vector<Marker> markers_;
// TODO(keir): Consider adding access-map data structures to avoid all the
// linear lookup penalties for the accessors.
};
} // namespace mv
#endif // LIBMV_AUTOTRACK_TRACKS_H_
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