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95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/**
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* @file
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* @brief Header file for Negate class
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* @author Jonathan Thomas <jonathan@openshot.org>
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*
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* @section LICENSE
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*
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* Copyright (c) 2008-2014 OpenShot Studios, LLC
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* <http://www.openshotstudios.com/>. This file is part of
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* OpenShot Library (libopenshot), an open-source project dedicated to
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* delivering high quality video editing and animation solutions to the
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* world. For more information visit <http://www.openshot.org/>.
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*
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* OpenShot Library (libopenshot) is free software: you can redistribute it
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* and/or modify it under the terms of the GNU Affero General Public License
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* as published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* OpenShot Library (libopenshot) is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Also, if your software can interact with users remotely through a computer
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* network, you should also make sure that it provides a way for users to
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* get its source. For example, if your program is a web application, its
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* interface could display a "Source" link that leads users to an archive
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* of the code. There are many ways you could offer source, and different
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* solutions will be better for different programs; see section 13 for the
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* specific requirements.
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*
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* You should also get your employer (if you work as a programmer) or school,
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* if any, to sign a "copyright disclaimer" for the program, if necessary.
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* For more information on this, and how to apply and follow the GNU AGPL, see
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* <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPENSHOT_NEGATE_EFFECT_H
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#define OPENSHOT_NEGATE_EFFECT_H
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#include "../EffectBase.h"
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#include <cmath>
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#include <ctime>
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#include <iostream>
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#include <omp.h>
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#include <stdio.h>
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#include <tr1/memory>
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#include "Magick++.h"
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#include "../Color.h"
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#include "../Exceptions.h"
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#include "../KeyFrame.h"
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using namespace std;
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namespace openshot
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{
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/**
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* @brief This class uses the ImageMagick++ libraries, to negate image (i.e. negative)
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*
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* This produces a common negative effect popular in photography.
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*/
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class Negate : public EffectBase
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{
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public:
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/// Default constructor
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Negate();
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/// @brief This method is required for all derived classes of EffectBase, and returns a
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/// modified openshot::Frame object
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///
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/// The frame object is passed into this method, and a frame_number is passed in which
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/// tells the effect which settings to use from it's keyframes (starting at 1).
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///
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/// @returns The modified openshot::Frame object
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/// @param frame The frame object that needs the effect applied to it
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/// @param frame_number The frame number (starting at 1) of the effect on the timeline.
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tr1::shared_ptr<Frame> GetFrame(tr1::shared_ptr<Frame> frame, int frame_number);
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/// Get and Set JSON methods
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string Json(); ///< Generate JSON string of this object
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void SetJson(string value) throw(InvalidJSON); ///< Load JSON string into this object
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Json::Value JsonValue(); ///< Generate Json::JsonValue for this object
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void SetJsonValue(Json::Value root); ///< Load Json::JsonValue into this object
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};
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}
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#endif
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