/usr/include/waili/NTChannel.h is in libwaili-dev 19990723-22.1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 | //
// NTChannel Class
//
// $Id: NTChannel.h,v 4.8.2.1.2.1 1999/07/20 16:15:45 geert Exp $
//
// Copyright (C) 1996-1999 Department of Computer Science, K.U.Leuven, Belgium
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
#ifndef WAILI_NTCHANNEL_H
#define WAILI_NTCHANNEL_H
#include <assert.h>
#include "Blit.h"
// Non-Transformed Channel Class
class NTChannel : public Channel {
friend class Channel;
friend class LChannel;
friend class LChannelCR;
friend class LChannelC;
friend class LChannelR;
friend class LiftChannelR;
friend class LiftChannelC;
public:
// Construction/Destruction
NTChannel();
NTChannel(u_int cols, u_int rows, int offx = 0, int offy = 0);
NTChannel(const NTChannel &channel);
virtual ~NTChannel();
// Properties
virtual void GetMask(u_int &maskx, u_int &masky) const;
virtual u_int GetDepth(void) const;
u_int GetSubbands(void) const { return 0; };
void GetMinMax(PixType &min, PixType &max, u_int smoothing = 0) const;
u64 *Histogram(PixType min, PixType max) const;
virtual u64 *FullHistogram(PixType &min, PixType &max, u64 &numpixels)
const;
// Manipulation
virtual PixType &operator()(u_int c, u_int r);
virtual PixType operator()(u_int c, u_int r) const;
PixType *pixaddr(u_int c, u_int r);
virtual void Clear(void);
virtual void Resize(u_int cols, u_int rows);
virtual NTChannel *Clone(void) const;
virtual void SetOffsetX(int offx);
virtual void SetOffsetY(int offy);
virtual NTChannel *Crop(int x1, int y1, int x2, int y2) const;
virtual void Merge(const Channel &channel);
virtual void Add(const Channel &channel);
virtual void Subtract(const Channel &channel);
virtual NTChannel *Diff(const Channel &channel) const;
s32 *Correlate(const NTChannel &channel, u_int diff) const;
virtual void Enhance(f32 m);
virtual void Enhance(int m, u_int shift);
// Wavelet Transforms
virtual LChannel *Fwt(const TransformDescriptor transform[],
u_int depth);
virtual LChannelCR *PushFwtStepCR(const Wavelet &wavelet);
virtual LChannelC *PushFwtStepC(const Wavelet &wavelet);
virtual LChannelR *PushFwtStepR(const Wavelet &wavelet);
virtual Channel *PopFwtStep(void);
virtual LChannelCR *RedundantFwtCR(const Wavelet &wavelet);
virtual LChannelC *RedundantFwtC(const Wavelet &wavelet);
virtual LChannelR *RedundantFwtR(const Wavelet &wavelet);
// Thresholding
virtual u64 Threshold(double threshold, int soft = 0);
u64 ThresholdHard(u_int threshold);
u64 ThresholdSoft(u_int threshold);
u_int OptimalGCVThreshold(void) const;
// This should be removed later!! The user doesn't need to know
// what's the internal representation of the channel
virtual int IsLifted(void) const;
// Scaling using a duplication scheme
NTChannel *DupliScale(u_int s) const;
protected:
virtual void Destroy(void);
// Wavelet Based Operations
virtual NTChannel *DownScale(u_int s, const Wavelet &wavelet);
// Scaling using a linear interpolation scheme
void Interpolate(f32 s);
// Generalized Cross Validation
double GCV(u_int threshold) const;
static PixType Interpolate(PixType y1, PixType y2, f32 x);
protected:
PixType *Data;
private:
static const char *rcsid;
};
/////////////////////////////////////////////////////////////////////////////
//
// Inline Member Functions
//
/////////////////////////////////////////////////////////////////////////////
inline NTChannel::NTChannel()
: Channel(), Data(NULL)
{}
inline void NTChannel::GetMask(u_int &maskx, u_int &masky) const
{
maskx = masky = 0;
}
inline u_int NTChannel::GetDepth(void) const
{
return(0);
}
inline PixType &NTChannel::operator()(u_int c, u_int r)
{
#ifdef BOUNDS_CHECK
assert(Data != NULL);
assert(c < Cols);
assert(r < Rows);
#endif // BOUNDS_CHECK
return(Data[r*Cols+c]);
}
inline PixType *NTChannel::pixaddr(u_int c, u_int r)
{
#ifdef BOUNDS_CHECK
assert(Data != NULL);
assert(c < Cols);
assert(r < Rows);
#endif // BOUNDS_CHECK
return( &(Data[r*Cols+c]));
}
inline PixType NTChannel::operator()(u_int c, u_int r) const
{
#ifdef BOUNDS_CHECK
assert(Data != NULL);
assert(c < Cols);
assert(r < Rows);
#endif // BOUNDS_CHECK
return(Data[r*Cols+c]);
}
inline NTChannel *NTChannel::Clone(void) const
{
return(new NTChannel(*this));
}
inline void NTChannel::SetOffsetX(int offx)
{
OffsetX = offx;
}
inline void NTChannel::SetOffsetY(int offy)
{
OffsetY = offy;
}
inline Channel *NTChannel::PopFwtStep(void)
{
return(NULL);
}
inline u64 NTChannel::Threshold(double threshold, int soft)
{
u_int ithresh = u_int(fabs(threshold)+0.5);
return(soft ? ThresholdSoft(ithresh) : ThresholdHard(ithresh));
}
inline int NTChannel::IsLifted(void) const
{
return(0);
}
inline PixType NTChannel::Interpolate(PixType y1, PixType y2, f32 x)
{
return((PixType)rint((y2-y1)*x)+y1);
}
/////////////////////////////////////////////////////////////////////////////
//
// Inline Member Functions for Class Lifting !!!!!!
//
/////////////////////////////////////////////////////////////////////////////
#include "Lifting.inline.h"
#endif // WAILI_NTCHANNEL_H
|