OpenShot Library | libopenshot  0.1.9
RendererBase.h
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1 /**
2  * @file
3  * @brief Header file for RendererBase class
4  * @author Duzy Chan <code@duzy.info>
5  *
6  * @section LICENSE
7  *
8  * Copyright (c) 2008-2014 OpenShot Studios, LLC
9  * <http://www.openshotstudios.com/>. This file is part of
10  * OpenShot Library (libopenshot), an open-source project dedicated to
11  * delivering high quality video editing and animation solutions to the
12  * world. For more information visit <http://www.openshot.org/>.
13  *
14  * OpenShot Library (libopenshot) is free software: you can redistribute it
15  * and/or modify it under the terms of the GNU Lesser General Public License
16  * as published by the Free Software Foundation, either version 3 of the
17  * License, or (at your option) any later version.
18  *
19  * OpenShot Library (libopenshot) is distributed in the hope that it will be
20  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22  * GNU Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public License
25  * along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
26  */
27 
28 #ifndef OPENSHOT_RENDERER_BASE_H
29 #define OPENSHOT_RENDERER_BASE_H
30 
31 #include "../include/Frame.h"
32 #include <stdlib.h> // for realloc
33 #include <memory>
34 
35 namespace openshot
36 {
37  class Frame;
38 
39  /**
40  * @brief This is the base class of all Renderers in libopenshot.
41  *
42  * Renderers are responsible for rendering images of a video onto a
43  * display device.
44  */
46  {
47  public:
48 
49  /// Paint(render) a video Frame.
50  void paint(const std::shared_ptr<Frame> & frame);
51 
52  /// Allow manual override of the QWidget that is used to display
53  virtual void OverrideWidget(int64_t qwidget_address) = 0;
54 
55  protected:
56  RendererBase();
57  virtual ~RendererBase();
58 
59  virtual void render(std::shared_ptr<QImage> image) = 0;
60  };
61 
62 }
63 
64 #endif
virtual void OverrideWidget(int64_t qwidget_address)=0
Allow manual override of the QWidget that is used to display.
virtual void render(std::shared_ptr< QImage > image)=0
This namespace is the default namespace for all code in the openshot library.
void paint(const std::shared_ptr< Frame > &frame)
Paint(render) a video Frame.
This is the base class of all Renderers in libopenshot.
Definition: RendererBase.h:45