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* reuse-managed license/copyright headers reuse is a tool for compliance with the REUSE recommendations. See <https://reuse.software/> for more information, and <https://reuse.readthedocs.io/> for the online documentation. * Set jsoncpp license * Add MIT license for Decklink sources * Explicitly license examples/ - Add headers to source files - Change blanket licensing in .reuse/dep5 to only cover binary media - Import CC-BY-3.0 license and assign to sintel_trailer
95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
/**
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* @file
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* @brief Header file for the TrackedObjectBase class
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* @author Jonathan Thomas <jonathan@openshot.org>
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* @author Brenno Caldato <brenno.caldato@outlook.com>
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*
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* @ref License
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*/
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// Copyright (c) 2008-2019 OpenShot Studios, LLC
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//
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// SPDX-License-Identifier: LGPL-3.0-or-later
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#ifndef OPENSHOT_TRACKEDOBJECTBASE_H
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#define OPENSHOT_TRACKEDOBJECTBASE_H
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#include <vector>
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#include <string>
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#include "KeyFrame.h"
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#include "Json.h"
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namespace openshot {
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// Forward decls
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class ClipBase;
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/**
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* @brief This abstract class is the base class of all Tracked Objects.
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*
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* A Tracked Object is an object or a desired set of pixels in a digital image
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* which properties (such as position, width and height) can be detected and
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* predicted along the frames of a clip.
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*/
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class TrackedObjectBase {
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protected:
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std::string id;
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std::string childClipId;
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ClipBase* parentClip;
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public:
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Keyframe visible;
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Keyframe draw_box;
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/// Default constructor
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TrackedObjectBase();
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/// Constructor which takes an object ID
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TrackedObjectBase(std::string _id);
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/// Destructor
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virtual ~TrackedObjectBase() = default;
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/// Get the id of this object
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std::string Id() const { return id; }
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/// Set the id of this object
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void Id(std::string _id) { id = _id; }
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/// Get and set the parentClip of this object
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ClipBase* ParentClip() const { return parentClip; }
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void ParentClip(ClipBase* clip) { parentClip = clip; }
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/// Get and set the Id of the childClip of this object
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std::string ChildClipId() const { return childClipId; };
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void ChildClipId(std::string _childClipId) { childClipId = _childClipId; };
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/// Check if there is data for the exact frame number
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virtual bool ExactlyContains(int64_t frame_number) const { return {}; };
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/// Scale an object's property
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virtual void ScalePoints(double scale) { return; };
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/// Return the main properties of a TrackedObjectBBox instance - such as position, size and rotation
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virtual std::map<std::string, float> GetBoxValues(int64_t frame_number) const { std::map<std::string, float> ret; return ret; };
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/// Return the main properties of the tracked object's parent clip - such as position, size and rotation
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virtual std::map<std::string, float> GetParentClipProperties(int64_t frame_number) const { std::map<std::string, float> ret; return ret; }
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/// Add a bounding box to the tracked object's BoxVec map
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virtual void AddBox(int64_t _frame_num, float _cx, float _cy, float _width, float _height, float _angle) { return; };
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/// Get and Set JSON methods
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virtual std::string Json() const = 0; ///< Generate JSON string of this object
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virtual Json::Value JsonValue() const = 0; ///< Generate Json::Value for this object
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virtual void SetJson(const std::string value) = 0; ///< Load JSON string into this object
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virtual void SetJsonValue(const Json::Value root) = 0; ///< Load Json::Value into this object
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/// Get all properties for a specific frame (perfect for a UI to display the current state
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/// of all properties at any time)
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virtual Json::Value PropertiesJSON(int64_t requested_frame) const = 0;
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/// Generate JSON choice for a property (dropdown properties)
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Json::Value add_property_choice_json(std::string name, int value, int selected_value) const;
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};
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} // Namespace openshot
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#endif
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