openshot-audio  0.1.6
juce_ImageConvolutionKernel.h
Go to the documentation of this file.
1 /*
2  ==============================================================================
3 
4  This file is part of the JUCE library.
5  Copyright (c) 2015 - ROLI Ltd.
6 
7  Permission is granted to use this software under the terms of either:
8  a) the GPL v2 (or any later version)
9  b) the Affero GPL v3
10 
11  Details of these licenses can be found at: www.gnu.org/licenses
12 
13  JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
14  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
15  A PARTICULAR PURPOSE. See the GNU General Public License for more details.
16 
17  ------------------------------------------------------------------------------
18 
19  To release a closed-source product which uses JUCE, commercial licenses are
20  available: visit www.juce.com for more information.
21 
22  ==============================================================================
23 */
24 
25 #ifndef JUCE_IMAGECONVOLUTIONKERNEL_H_INCLUDED
26 #define JUCE_IMAGECONVOLUTIONKERNEL_H_INCLUDED
27 
28 
29 //==============================================================================
36 {
37 public:
38  //==============================================================================
44  ImageConvolutionKernel (int size);
45 
48 
49  //==============================================================================
51  void clear();
52 
54  float getKernelValue (int x, int y) const noexcept;
55 
62  void setKernelValue (int x, int y, float value) noexcept;
63 
68  void setOverallSum (float desiredTotalSum);
69 
71  void rescaleAllValues (float multiplier);
72 
80  void createGaussianBlur (float blurRadius);
81 
82  //==============================================================================
87  int getKernelSize() const { return size; }
88 
89  //==============================================================================
98  void applyToImage (Image& destImage,
99  const Image& sourceImage,
100  const Rectangle<int>& destinationArea) const;
101 
102 private:
103  //==============================================================================
104  HeapBlock <float> values;
105  const int size;
106 
108 };
109 
110 
111 #endif // JUCE_IMAGECONVOLUTIONKERNEL_H_INCLUDED
int getKernelSize() const
Definition: juce_ImageConvolutionKernel.h:87
#define noexcept
Definition: juce_CompilerSupport.h:141
Definition: juce_ImageConvolutionKernel.h:35
#define JUCE_API
Definition: juce_StandardHeader.h:139
Definition: juce_Rectangle.h:36
#define JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(className)
Definition: juce_PlatformDefs.h:198
Definition: juce_HeapBlock.h:90
Definition: juce_Image.h:54