OpenShot Library | libopenshot  0.2.6
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  * @ref License
7  */
8 
9 /* LICENSE
10  *
11  * Copyright (c) 2008-2019 OpenShot Studios, LLC
12  * <http://www.openshotstudios.com/>. This file is part of
13  * OpenShot Library (libopenshot), an open-source project dedicated to
14  * delivering high quality video editing and animation solutions to the
15  * world. For more information visit <http://www.openshot.org/>.
16  *
17  * OpenShot Library (libopenshot) is free software: you can redistribute it
18  * and/or modify it under the terms of the GNU Lesser General Public License
19  * as published by the Free Software Foundation, either version 3 of the
20  * License, or (at your option) any later version.
21  *
22  * OpenShot Library (libopenshot) is distributed in the hope that it will be
23  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
24  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25  * GNU Lesser General Public License for more details.
26  *
27  * You should have received a copy of the GNU Lesser General Public License
28  * along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
29  */
30 
31 #ifndef OPENSHOT_RENDERER_BASE_H
32 #define OPENSHOT_RENDERER_BASE_H
33 
34 #include "Frame.h"
35 #include <cstdlib> // for realloc
36 #include <memory>
37 
38 namespace openshot
39 {
40  class Frame;
41 
42  /**
43  * @brief This is the base class of all Renderers in libopenshot.
44  *
45  * Renderers are responsible for rendering images of a video onto a
46  * display device.
47  */
49  {
50  public:
51 
52  /// Paint(render) a video Frame.
53  void paint(const std::shared_ptr<openshot::Frame> & frame);
54 
55  /// Allow manual override of the QWidget that is used to display
56  virtual void OverrideWidget(int64_t qwidget_address) = 0;
57 
58  protected:
59  RendererBase();
60  virtual ~RendererBase();
61 
62  virtual void render(std::shared_ptr<QImage> image) = 0;
63  };
64 
65 }
66 
67 #endif
virtual void OverrideWidget(int64_t qwidget_address)=0
Allow manual override of the QWidget that is used to display.
Header file for Frame class.
void paint(const std::shared_ptr< openshot::Frame > &frame)
Paint(render) a video Frame.
virtual void render(std::shared_ptr< QImage > image)=0
This namespace is the default namespace for all code in the openshot library.
Definition: Compressor.h:46
This is the base class of all Renderers in libopenshot.
Definition: RendererBase.h:48