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QualityOverrideOp.h
1/*
2
3MIT License
4
5Copyright (c) 2017 FMI Open Development / Markus Peura, first.last@fmi.fi
6
7Permission is hereby granted, free of charge, to any person obtaining a copy
8of this software and associated documentation files (the "Software"), to deal
9in the Software without restriction, including without limitation the rights
10to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11copies of the Software, and to permit persons to whom the Software is
12furnished to do so, subject to the following conditions:
13
14The above copyright notice and this permission notice shall be included in all
15copies or substantial portions of the Software.
16
17THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23SOFTWARE.
24
25*/
26/*
27Part of Rack development has been done in the BALTRAD projects part-financed
28by the European Union (European Regional Development Fund and European
29Neighbourhood Partnership Instrument, Baltic Sea Region Programme 2007-2013)
30*/
31#ifndef QUALITYOVERRIDEOP_H_
32#define QUALITYOVERRIDEOP_H_
33
34
35//#include "ImageOp.h"
36#include "QualityOp.h"
37
38namespace drain
39{
40
41namespace image
42{
43
44
46
70{
71
72public:
73
74 typedef float quality_t;
75
81 QualityOverrideOp(quality_t advantage = 1.0, quality_t decay = 1.0): QualityOp(__FUNCTION__,
82 "Compares two images, preserving pixels having higher alpha value. Src alpha is pre-multiplied with advantage."){
83 parameters.link("advantage", this->advantage = advantage, "0.8..1.2");
84 parameters.link("decay", this->decay = decay, "0...1");
85 };
86
87 /*
88 inline
89 QualityOverrideOp(const QualityOverrideOp & op) : QualityOp(op){
90 parameters.copyStruct(op.getParameters(), op, *this);
91 };
92 */
93
94 virtual
96
97 virtual
98 void traverseChannels(const ImageTray<const Channel> & src, ImageTray<Channel> & dst) const;
99
100 virtual
101 void traverseChannels(const ImageTray<const Channel> & src1, const ImageTray<const Channel> & src2, ImageTray<Channel> & dst) const;
102
103 // Inapplicable for separate images.
104 virtual inline
105 void traverseChannel(const Channel &src, Channel &dst) const {
106 Logger mout(getImgLog(), __FILE__, __FUNCTION__);
107 mout.error("Inapplicable for single channels, needs alpha channels" );
108 }
109
111 virtual inline
112 void traverseChannel(const Channel &src, const Channel &srcWeight, Channel &dst, Channel &dstWeight) const {
113 Logger mout(getImgLog(), __FILE__, __FUNCTION__);
114 mout.note("fwd as trays" );
115 traverseAsChannelTrays(src, srcWeight, dst, dstWeight);
116 }
117
118
119 quality_t advantage;
120 quality_t decay;
121
122};
123
124
125
126}
127
128}
129
130#endif /*QUALITYOVERRIDE_H_*/
131
132// Drain
LogSourc e is the means for a function or any program segment to "connect" to a Log.
Definition Log.h:312
Logger & note(const TT &... args)
For top-level information.
Definition Log.h:489
Logger & error(const TT &... args)
Echoes.
Definition Log.h:416
Image with static geometry.
Definition ImageChannel.h:60
void traverseAsChannelTrays(const ImageFrame &src, ImageFrame &dst) const
Redirect to processing as trays. This is the opposite of processChannels...() functions.
Definition ImageOp.h:216
Container applicable for Channels and Images, with alpha support.
Definition ImageTray.h:267
Definition QualityOp.h:44
Overwrites pixels of destination image in locations where destination weight is lower.
Definition QualityOverrideOp.h:70
virtual void traverseChannel(const Channel &src, const Channel &srcWeight, Channel &dst, Channel &dstWeight) const
fwd as trays
Definition QualityOverrideOp.h:112
virtual void traverseChannel(const Channel &src, Channel &dst) const
Apply to single channel.
Definition QualityOverrideOp.h:105
QualityOverrideOp(quality_t advantage=1.0, quality_t decay=1.0)
Definition QualityOverrideOp.h:81
Definition DataSelector.cpp:1277