hms
/
aptdec
spogulis no https://github.com/Xerbo/aptdec
1
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clean code & indent

tags/v1.7
Thierry Leconte pirms 20 gadiem
vecāks
7116169da8
revīzija
0358b9baa8
8 mainītis faili ar 737 papildinājumiem un 774 dzēšanām
Dalītais skats
Salīdzināšanas iespējas
Rādīt statistiku Lejupielādēt ielāpa failu Lejupielādēt izmaiņu failu
  1. +2
    -2
      Makefile
  2. +0
    -36
      dres.c
  3. +161
    -146
      dsp.c
  4. +121
    -127
      fcolor.c
  5. +84
    -78
      filter.c
  6. +223
    -232
      image.c
  7. +140
    -147
      reg.c
  8. +6
    -6
      satcal.h

+ 2
- 2
Makefile Parādīt failu

@@ -1,9 +1,9 @@

INCLUDES=-I.

CFLAGS= -O3 $(INCLUDES)
CFLAGS= -O3 -Wall $(INCLUDES)

OBJS= main.o image.o dsp.o filter.o reg.o fcolor.o dres.o
OBJS= main.o image.o dsp.o filter.o reg.o fcolor.o

atpdec: $(OBJS)
$(CC) -o $@ $(OBJS) -lm -lsndfile -lpng


+ 0
- 36
dres.c Parādīt failu

@@ -1,36 +0,0 @@
#include <stdlib.h>
#include <math.h>

float vcoef(float av, float at, float bv, float bt)
{
float dv,dt;
float f;

#define K 500

dv=av-bv;
dt=at-bt;

f=dv*dv+dt*dt;

return (1.0/(1.0+K*f));
}

void dres(
float av, float at, float bv, float bt,
float cv, float ct, float dv, float dt,
float *v , float *t)
{
float wab,wac,wda,wbc,wbd,wcd;

wab=vcoef(av,at,bv,bt);
wac=vcoef(av,at,cv,ct);
wda=vcoef(dv,dt,av,at);
wbc=vcoef(bv,bt,cv,ct);
wbd=vcoef(bv,bt,dv,dt);
wcd=vcoef(cv,ct,dv,dt);

*v=(wab*(av+bv)+wac*(av+cv)+wda*(dv+av)+wbc*(bv+cv)+wbd*(bv+dv)+wcd*(cv+dv))/(2.0*(wab+wac+wda+wbc+wbd+wcd));
*t=(wab*(at+bt)+wac*(at+ct)+wda*(dt+at)+wbc*(bt+ct)+wbd*(bt+dt)+wcd*(ct+dt))/(2.0*(wab+wac+wda+wbc+wbd+wcd));
}


+ 161
- 146
dsp.c Parādīt failu

@@ -1,6 +1,6 @@
/*
* Atpdec
* Copyright (c) 2003 by Thierry Leconte (F4DWV)
* Copyright (c) 2004 by Thierry Leconte (F4DWV)
*
* $Id$
*
@@ -18,14 +18,15 @@
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
*/
#include <string.h>
#include <math.h>
#ifndef M_PI
#define M_PI 3.14159265358979323846 /* for OS that don't know it */
#endif /* */
#define M_PI 3.14159265358979323846 /* for OS that don't know it */
#endif /* */
#include "filter.h"
#include "filtercoeff.h"
#define Fe 11025.0
#define Fc 2400.0
#define DFc 50.0
@@ -35,161 +36,175 @@
#define Fi (Fp*RSMULT)
static double FreqOsc = Fc / Fe;
static double FreqLine = 1.0;
extern int getsample (float *inbuff, int nb);
static float
pll (float In)

extern int getsample(float *inbuff, int nb);

static float pll(float In)
{
/* pll coeff */
/* pll coeff */
#define K1 5e-3
#define K2 3e-6
static double PhaseOsc = 0.0;
static iirbuff_t Ifilterbuff, Qfilterbuff;
double Io, Qo;
double Ip, Qp;
double DPhi;
double DF;
/* quadrature oscillator */
Io = cos (PhaseOsc);
Qo = sin (PhaseOsc);
/* phase detector */
Ip = iir (In * Io, &Ifilterbuff, &PhaseFilterCf);
Qp = iir (In * Qo, &Qfilterbuff, &PhaseFilterCf);
DPhi = -atan2 (Qp, Ip) / M_PI;
/* loop filter */
static double PhaseOsc = 0.0;
static iirbuff_t Ifilterbuff, Qfilterbuff;
double Io, Qo;
double Ip, Qp;
double DPhi;
double DF;
/* quadrature oscillator */
Io = cos(PhaseOsc);
Qo = sin(PhaseOsc);
/* phase detector */
Ip = iir(In * Io, &Ifilterbuff, &PhaseFilterCf);
Qp = iir(In * Qo, &Qfilterbuff, &PhaseFilterCf);
DPhi = -atan2(Qp, Ip) / M_PI;
/* loop filter */
DF = K1 * DPhi + FreqOsc;
FreqOsc += K2 * DPhi;
if (FreqOsc > ((Fc + DFc) / Fe))
FreqOsc = (Fc + DFc) / Fe;
if (FreqOsc < ((Fc - DFc) / Fe))
FreqOsc = (Fc - DFc) / Fe;
PhaseOsc += 2.0 * M_PI * DF;
if (PhaseOsc > M_PI)
PhaseOsc -= 2.0 * M_PI;
if (PhaseOsc <= -M_PI)
PhaseOsc += 2.0 * M_PI;
return (float) (In * Io);
} static double fr = Fc / Fe;
FreqOsc += K2 * DPhi;
if (FreqOsc > ((Fc + DFc) / Fe))
FreqOsc = (Fc + DFc) / Fe;
if (FreqOsc < ((Fc - DFc) / Fe))
FreqOsc = (Fc - DFc) / Fe;
PhaseOsc += 2.0 * M_PI * DF;
if (PhaseOsc > M_PI)
PhaseOsc -= 2.0 * M_PI;
if (PhaseOsc <= -M_PI)
PhaseOsc += 2.0 * M_PI;
return (float) (In * Io);
}

static double fr = Fc / Fe;
static double offset = 0.0;
getamp (float *ambuff, int nb)

int getamp(float *ambuff, int nb)
{
#define BLKIN 1024
float inbuff[BLKIN];
int n;
int res;
res = getsample (inbuff, nb > BLKIN ? BLKIN : nb);
for (n = 0; n < res; n++) {
ambuff[n] = pll (inbuff[n]);
fr = 0.25 * FreqOsc + 0.75 * fr;
}
return (res);
float inbuff[BLKIN];
int n;
int res;

res = getsample(inbuff, nb > BLKIN ? BLKIN : nb);
for (n = 0; n < res; n++) {
ambuff[n] = pll(inbuff[n]);
fr = 0.25 * FreqOsc + 0.75 * fr;
}
return (res);
}
int
getpixelv (float *pvbuff, int nb)
int getpixelv(float *pvbuff, int nb)
{
#define BLKAMP 256
static float ambuff[BLKAMP];
static int nam = 0;
static int idxam = 0;
int n;
for (n = 0; n < nb; n++) {
double mult;
int shift;
if (nam < BLKAMP) {
int res;
memmove (ambuff, &(ambuff[idxam]), nam * sizeof (float));
idxam = 0;
res = getamp (&(ambuff[nam]), BLKAMP - nam);
nam += res;
if (nam < BLKAMP)
return (n);
static float ambuff[BLKAMP];
static int nam = 0;
static int idxam = 0;
int n;

for (n = 0; n < nb; n++) {
double mult;
int shift;

if (nam < BLKAMP) {
int res;
memmove(ambuff, &(ambuff[idxam]), nam * sizeof(float));
idxam = 0;
res = getamp(&(ambuff[nam]), BLKAMP - nam);
nam += res;
if (nam < BLKAMP)
return (n);
}

mult = (double) Fi *fr / Fc * FreqLine;

pvbuff[n] =
rsfir(&(ambuff[idxam]), rsfilter, RSFilterLen, offset,
mult) * mult * 2 * 256.0;

shift = (int) ((RSMULT - offset + mult - 1) / mult);
offset = shift * mult + offset - RSMULT;
idxam += shift;
nam -= shift;
}
mult = (double) Fi *fr / Fc * FreqLine;
pvbuff[n] =
rsfir (&(ambuff[idxam]), rsfilter, RSFilterLen, offset,
mult) * mult * 2 * 256.0;
shift = (int) ((RSMULT - offset + mult - 1) / mult);
offset = shift * mult + offset - RSMULT;
idxam += shift;
nam -= shift;
} return (nb);
return (nb);
}
int
getpixelrow (float *pixelv)

int getpixelrow(float *pixelv)
{
static float pixels[PixelLine + SyncFilterLen];
static int npv = 0;
static int synced = 0;
static double max = 0.0;
double corr, ecorr, lcorr;
double ph;
int n, res;
if (npv > 0)
memmove (pixelv, pixels, npv * sizeof (float));
if (npv < SyncFilterLen + 2) {
res = getpixelv (&(pixelv[npv]), SyncFilterLen + 2 - npv);
npv += res;
if (npv < SyncFilterLen + 2)
return (0);
}
/* test sync */
corr = fir (&(pixelv[1]), Sync, SyncFilterLen);
ecorr = fir (pixelv, Sync, SyncFilterLen);
lcorr = fir (&(pixelv[2]), Sync, SyncFilterLen);
FreqLine = 1.0 + (ecorr - lcorr) / corr / PixelLine / 4.0;
if (corr < 0.75 * max) {
synced = 0;
FreqLine = 1.0;
}
max = corr;
if (synced < 8) {
int shift, mshift;
if (npv < PixelLine + SyncFilterLen) {
res = getpixelv (&(pixelv[npv]), PixelLine + SyncFilterLen - npv);
npv += res;
if (npv < PixelLine + SyncFilterLen)
return (0);
}
/* lookup sync start */
mshift = 0;
for (shift = 1; shift < PixelLine; shift++) {
double corr;
corr = fir (&(pixelv[shift + 1]), Sync, SyncFilterLen);
if (corr > max) {
mshift = shift;
max = corr;
}
static float pixels[PixelLine + SyncFilterLen];
static int npv = 0;
static int synced = 0;
static double max = 0.0;

double corr, ecorr, lcorr;
int res;

if (npv > 0)
memmove(pixelv, pixels, npv * sizeof(float));
if (npv < SyncFilterLen + 2) {
res = getpixelv(&(pixelv[npv]), SyncFilterLen + 2 - npv);
npv += res;
if (npv < SyncFilterLen + 2)
return (0);
}
if (mshift != 0) {
memmove (pixelv, &(pixelv[mshift]), (npv - mshift) * sizeof (float));
npv -= mshift;
synced = 0;
FreqLine = 1.0;

/* test sync */
corr = fir(&(pixelv[1]), Sync, SyncFilterLen);
ecorr = fir(pixelv, Sync, SyncFilterLen);
lcorr = fir(&(pixelv[2]), Sync, SyncFilterLen);
FreqLine = 1.0 + (ecorr - lcorr) / corr / PixelLine / 4.0;
if (corr < 0.75 * max) {
synced = 0;
FreqLine = 1.0;
}
else
synced += 1;
}
if (npv < PixelLine) {
res = getpixelv (&(pixelv[npv]), PixelLine - npv);
npv += res;
if (npv < PixelLine)
return (0);
}
if (npv == PixelLine) {
npv = 0;
}
else {
memmove (pixels, &(pixelv[PixelLine]),
(npv - PixelLine) * sizeof (float));
npv -= PixelLine;
} return (1);
}
max = corr;
if (synced < 8) {
int shift, mshift;

if (npv < PixelLine + SyncFilterLen) {
res =
getpixelv(&(pixelv[npv]), PixelLine + SyncFilterLen - npv);
npv += res;
if (npv < PixelLine + SyncFilterLen)
return (0);
}

/* lookup sync start */
mshift = 0;
for (shift = 1; shift < PixelLine; shift++) {
double corr;

corr = fir(&(pixelv[shift + 1]), Sync, SyncFilterLen);
if (corr > max) {
mshift = shift;
max = corr;
}
}
if (mshift != 0) {
memmove(pixelv, &(pixelv[mshift]),
(npv - mshift) * sizeof(float));
npv -= mshift;
synced = 0;
FreqLine = 1.0;
} else
synced += 1;
}
if (npv < PixelLine) {
res = getpixelv(&(pixelv[npv]), PixelLine - npv);
npv += res;
if (npv < PixelLine)
return (0);
}
if (npv == PixelLine) {
npv = 0;
} else {
memmove(pixels, &(pixelv[PixelLine]),
(npv - PixelLine) * sizeof(float));
npv -= PixelLine;
}

return (1);
}

+ 121
- 127
fcolor.c Parādīt failu

@@ -2,146 +2,140 @@
#include <math.h>


typedef struct
{
float h, s, v;
typedef struct {
float h, s, v;
} hsvpix_t;

static void
HSVtoRGB (float *r, float *g, float *b, hsvpix_t pix)
static void HSVtoRGB(float *r, float *g, float *b, hsvpix_t pix)
{
int i;
double f, p, q, t, h;
if (pix.s == 0) {
// achromatic (grey)
*r = *g = *b = pix.v;
return;
}
h = pix.h / 60; // sector 0 to 5
i = floor (h);
f = h - i; // factorial part of h
p = pix.v * (1 - pix.s);
q = pix.v * (1 - pix.s * f);
t = pix.v * (1 - pix.s * (1 - f));
switch (i) {
case 0:
*r = pix.v;
*g = t;
*b = p;
break;
case 1:
*r = q;
*g = pix.v;
*b = p;
break;
case 2:
*r = p;
*g = pix.v;
*b = t;
break;
case 3:
*r = p;
*g = q;
*b = pix.v;
break;
case 4:
*r = t;
*g = p;
*b = pix.v;
break;
default: // case 5:
*r = pix.v;
*g = p;
*b = q;
break;
}
int i;
double f, p, q, t, h;
if (pix.s == 0) {
// achromatic (grey)
*r = *g = *b = pix.v;
return;
}
h = pix.h / 60; // sector 0 to 5
i = floor(h);
f = h - i; // factorial part of h
p = pix.v * (1 - pix.s);
q = pix.v * (1 - pix.s * f);
t = pix.v * (1 - pix.s * (1 - f));
switch (i) {
case 0:
*r = pix.v;
*g = t;
*b = p;
break;
case 1:
*r = q;
*g = pix.v;
*b = p;
break;
case 2:
*r = p;
*g = pix.v;
*b = t;
break;
case 3:
*r = p;
*g = q;
*b = pix.v;
break;
case 4:
*r = t;
*g = p;
*b = pix.v;
break;
default: // case 5:
*r = pix.v;
*g = p;
*b = q;
break;
}

}

static struct
{
float Seathresold;
float Landthresold;
float Tthresold;
hsvpix_t CloudTop;
hsvpix_t CloudBot;
hsvpix_t SeaTop;
hsvpix_t SeaBot;
hsvpix_t GroundTop;
hsvpix_t GroundBot;
static struct {
float Seathresold;
float Landthresold;
float Tthresold;
hsvpix_t CloudTop;
hsvpix_t CloudBot;
hsvpix_t SeaTop;
hsvpix_t SeaBot;
hsvpix_t GroundTop;
hsvpix_t GroundBot;
} fcinfo = {
30.0, 90.0, 100.0, {
230, 0.2, 0.3}, {
230, 0.0, 1.0}, {
200.0, 0.7, 0.6}, {
240.0, 0.6, 0.4}, {
60.0, 0.6, 0.2}, {
100.0, 0.0, 0.5}
30.0, 90.0, 100.0, {
230, 0.2, 0.3}, {
230, 0.0, 1.0}, {
200.0, 0.7, 0.6}, {
240.0, 0.6, 0.4}, {
60.0, 0.6, 0.2}, {
100.0, 0.0, 0.5}
};

void
readfconf (char *file)
void readfconf(char *file)
{
FILE *fin;
fin = fopen (file, "r");
if (fin == NULL)
return;
fscanf (fin, "%g\n", &fcinfo.Seathresold);
fscanf (fin, "%g\n", &fcinfo.Landthresold);
fscanf (fin, "%g\n", &fcinfo.Tthresold);
fscanf (fin, "%g %g %g\n", &fcinfo.CloudTop.h, &fcinfo.CloudTop.s,
&fcinfo.CloudTop.v);
fscanf (fin, "%g %g %g\n", &fcinfo.CloudBot.h, &fcinfo.CloudBot.s,
&fcinfo.CloudBot.v);
fscanf (fin, "%g %g %g\n", &fcinfo.SeaTop.h, &fcinfo.SeaTop.s,
&fcinfo.SeaTop.v);
fscanf (fin, "%g %g %g\n", &fcinfo.SeaBot.h, &fcinfo.SeaBot.s,
&fcinfo.SeaBot.v);
fscanf (fin, "%g %g %g\n", &fcinfo.GroundTop.h, &fcinfo.GroundTop.s,
&fcinfo.GroundTop.v);
fscanf (fin, "%g %g %g\n", &fcinfo.GroundBot.h, &fcinfo.GroundBot.s,
&fcinfo.GroundBot.v);
fclose (fin);
FILE *fin;
fin = fopen(file, "r");
if (fin == NULL)
return;
fscanf(fin, "%g\n", &fcinfo.Seathresold);
fscanf(fin, "%g\n", &fcinfo.Landthresold);
fscanf(fin, "%g\n", &fcinfo.Tthresold);
fscanf(fin, "%g %g %g\n", &fcinfo.CloudTop.h, &fcinfo.CloudTop.s,
&fcinfo.CloudTop.v);
fscanf(fin, "%g %g %g\n", &fcinfo.CloudBot.h, &fcinfo.CloudBot.s,
&fcinfo.CloudBot.v);
fscanf(fin, "%g %g %g\n", &fcinfo.SeaTop.h, &fcinfo.SeaTop.s,
&fcinfo.SeaTop.v);
fscanf(fin, "%g %g %g\n", &fcinfo.SeaBot.h, &fcinfo.SeaBot.s,
&fcinfo.SeaBot.v);
fscanf(fin, "%g %g %g\n", &fcinfo.GroundTop.h, &fcinfo.GroundTop.s,
&fcinfo.GroundTop.v);
fscanf(fin, "%g %g %g\n", &fcinfo.GroundBot.h, &fcinfo.GroundBot.s,
&fcinfo.GroundBot.v);
fclose(fin);

};

void
falsecolor (double v, double t, float *r, float *g, float *b)
void falsecolor(double v, double t, float *r, float *g, float *b)
{
hsvpix_t top, bot, c;
double scv, sct;

if (t < fcinfo.Tthresold) {
if (v < fcinfo.Seathresold) {
/* sea */
top = fcinfo.SeaTop, bot = fcinfo.SeaBot;
scv = v / fcinfo.Seathresold;
sct = t / fcinfo.Tthresold;
}
else {
/* ground */
top = fcinfo.GroundTop, bot = fcinfo.GroundBot;
scv =
(v - fcinfo.Seathresold) / (fcinfo.Landthresold - fcinfo.Seathresold);
sct = t / fcinfo.Tthresold;
hsvpix_t top, bot, c;
double scv, sct;

if (t < fcinfo.Tthresold) {
if (v < fcinfo.Seathresold) {
/* sea */
top = fcinfo.SeaTop, bot = fcinfo.SeaBot;
scv = v / fcinfo.Seathresold;
sct = t / fcinfo.Tthresold;
} else {
/* ground */
top = fcinfo.GroundTop, bot = fcinfo.GroundBot;
scv =
(v - fcinfo.Seathresold) / (fcinfo.Landthresold -
fcinfo.Seathresold);
sct = t / fcinfo.Tthresold;
}
} else {
/* clouds */
top = fcinfo.CloudTop, bot = fcinfo.CloudBot;
scv = v / 255.0;
sct = t / 255.0;
}
}
else {
/* clouds */
top = fcinfo.CloudTop, bot = fcinfo.CloudBot;
scv = v / 255.0;
sct = t / 255.0;
}

c.s = top.s + sct * (bot.s - top.s);
c.v = top.v + scv * (bot.v - top.v);
c.h = top.h + scv * sct * (bot.h - top.h);

HSVtoRGB (r, g, b, c);

c.s = top.s + sct * (bot.s - top.s);
c.v = top.v + scv * (bot.v - top.v);
c.h = top.h + scv * sct * (bot.h - top.h);

HSVtoRGB(r, g, b, c);
};

+ 84
- 78
filter.c Parādīt failu

@@ -1,82 +1,88 @@
/*
* Atpdec
* Copyright (c) 2003 by Thierry Leconte (F4DWV)
*
* $Id$
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library 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 Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "filter.h"
float
fir (float *buff, const float *coeff, const int len)
{
int i;
double r;
r = 0.0;
for (i = 0; i < len; i++) {
r += buff[i] * coeff[i];
}
return r;
}
void
iqfir (float *buff, const float *Icoeff, const float *Qcoeff, const int len,
float *Iptr, float *Qptr)
/*
* Atpdec
* Copyright (c) 2004 by Thierry Leconte (F4DWV)
*
* $Id$
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library 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 Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "filter.h"

float fir(float *buff, const float *coeff, const int len)
{
int i;
float I, Q;
I = Q = 0.0;
for (i = 0; i < len; i++) {
double v;
v = buff[i];
I += v * Icoeff[i];
Q += v * Qcoeff[i];
} *Iptr = I;
*Qptr = Q;
} float
rsfir (float *buff, const float *coeff, const int len, const double offset,
const double delta)
int i;
double r;

r = 0.0;
for (i = 0; i < len; i++) {
r += buff[i] * coeff[i];
}
return r;
}

void
iqfir(float *buff, const float *Icoeff, const float *Qcoeff, const int len,
float *Iptr, float *Qptr)
{
int i;
double n;
double out;
out = 0.0;
for (i = 0, n = offset; n < len - 1; n += delta, i++) {
int k;
double alpha;
k = (int) n;
alpha = n - k;
out += buff[i] * (coeff[k] * (1.0 - alpha) + coeff[k + 1] * alpha);
} return out;
}
double
iir (double x, iirbuff_t * buff, const iircoeff_t * coeff)
int i;
float I, Q;

I = Q = 0.0;
for (i = 0; i < len; i++) {
double v;

v = buff[i];
I += v * Icoeff[i];
Q += v * Qcoeff[i];
} *Iptr = I;
*Qptr = Q;
}

float
rsfir(float *buff, const float *coeff, const int len, const double offset,
const double delta)
{
buff->x[4] = buff->x[3];
buff->x[3] = buff->x[2];
buff->x[2] = buff->x[1];
buff->x[1] = buff->x[0];
buff->x[0] = x / coeff->G;
buff->y[2] = buff->y[1];
buff->y[1] = buff->y[0];
buff->y[0] = buff->x[4]
+coeff->x[2] * buff->x[3]
+coeff->x[1] * buff->x[2]
+coeff->x[0] * buff->x[1]
+buff->x[0] +coeff->y[1] * buff->y[2] +coeff->y[0] * buff->y[1];
return (buff->y[0]);
}
int i;
double n;
double out;

out = 0.0;
for (i = 0, n = offset; n < len - 1; n += delta, i++) {
int k;
double alpha;

k = (int) n;
alpha = n - k;
out += buff[i] * (coeff[k] * (1.0 - alpha) + coeff[k + 1] * alpha);
} return out;
}

double iir(double x, iirbuff_t * buff, const iircoeff_t * coeff)
{
buff->x[4] = buff->x[3];
buff->x[3] = buff->x[2];
buff->x[2] = buff->x[1];
buff->x[1] = buff->x[0];
buff->x[0] = x / coeff->G;
buff->y[2] = buff->y[1];
buff->y[1] = buff->y[0];
buff->y[0] = buff->x[4]
+ coeff->x[2] * buff->x[3]
+ coeff->x[1] * buff->x[2]
+ coeff->x[0] * buff->x[1]
+ buff->x[0] + coeff->y[1] * buff->y[2] + coeff->y[0] * buff->y[1];
return (buff->y[0]);
}

+ 223
- 232
image.c Parādīt failu

@@ -1,6 +1,6 @@
/*
* Atpdec
* Copyright (c) 2003 by Thierry Leconte (F4DWV)
* Copyright (c) 2004 by Thierry Leconte (F4DWV)
*
* $Id$
*
@@ -26,307 +26,298 @@
#include <math.h>

#define REGORDER 3
typedef struct
{
double cf[REGORDER + 1];
typedef struct {
double cf[REGORDER + 1];
} rgparam;

static void
rgcomp (double x[16], rgparam * rgpr)
static void rgcomp(double x[16], rgparam * rgpr)
{
/*{ 0.106,0.215,0.324,0.433,0.542,0.652,0.78,0.87 ,0.0 }; */
const double y[9] =
{ 31.07, 63.02, 94.96, 126.9, 158.86, 191.1, 228.62, 255.0, 0.0 };
extern void polyreg (const int m, const int n, const double x[],
const double y[], double c[]);
const double y[9] =
{ 31.07, 63.02, 94.96, 126.9, 158.86, 191.1, 228.62, 255.0, 0.0 };
extern void polyreg(const int m, const int n, const double x[],
const double y[], double c[]);

polyreg (REGORDER, 9, x, y, rgpr->cf);
polyreg(REGORDER, 9, x, y, rgpr->cf);
}

static double
rgcal (float x, rgparam * rgpr)
static double rgcal(float x, rgparam * rgpr)
{
double y, p;
int i;
for (i = 0, y = 0.0, p = 1.0; i < REGORDER + 1; i++) {
y += rgpr->cf[i] * p;
p = p * x;
}
return (y);
double y, p;
int i;
for (i = 0, y = 0.0, p = 1.0; i < REGORDER + 1; i++) {
y += rgpr->cf[i] * p;
p = p * x;
}
return (y);
}


static double tele[16];
static double Cs;
static nbtele;
static int nbtele;

int
Calibrate (float **prow, int nrow, int offset)
int Calibrate(float **prow, int nrow, int offset)
{

double teleline[3000];
double wedge[16];
rgparam regr[30];
int n;
int k;
int mtelestart, telestart;
int channel = -1;
float max;
double teleline[3000];
double wedge[16];
rgparam regr[30];
int n;
int k;
int mtelestart, telestart;
int channel = -1;
float max;

printf ("Calibration ");
fflush (stdout);
printf("Calibration ... ");
fflush(stdout);

/* build telemetry values lines */
for (n = 0; n < nrow; n++) {
int i;
for (n = 0; n < nrow; n++) {
int i;

teleline[n] = 0.0;
for (i = 3; i < 43; i++) {
teleline[n] += prow[n][i + offset + 956];
teleline[n] = 0.0;
for (i = 3; i < 43; i++) {
teleline[n] += prow[n][i + offset + 956];
}
teleline[n] /= 40.0;
}
teleline[n] /= 40.0;
}

if (nrow < 192) {
fprintf (stderr, " impossible, not enought row\n");
return (0);
}
if (nrow < 192) {
fprintf(stderr, " impossible, not enought row\n");
return (0);
}

/* find telemetry start in the 2nd third */
max = 0.0;
mtelestart = 0;
for (n = nrow / 3 - 64; n < 2 * nrow / 3 - 64; n++) {
float df;
df =
(teleline[n - 4] + teleline[n - 3] + teleline[n - 2] +
teleline[n - 1]) / (teleline[n] + teleline[n + 1] + teleline[n + 2] +
teleline[n + 3]);
if (df > max) {
mtelestart = n;
max = df;
max = 0.0;
mtelestart = 0;
for (n = nrow / 3 - 64; n < 2 * nrow / 3 - 64; n++) {
float df;
df = (teleline[n - 4] + teleline[n - 3] + teleline[n - 2] +
teleline[n - 1]) / (teleline[n] + teleline[n + 1] +
teleline[n + 2] + teleline[n + 3]);
if (df > max) {
mtelestart = n;
max = df;
}
}
}

mtelestart -= 64;
telestart = mtelestart % 128;
mtelestart -= 64;
telestart = mtelestart % 128;

if (mtelestart < 0 || nrow < telestart + 128) {
fprintf (stderr, " impossible, not enought row\n");
return (0);
}
if (mtelestart < 0 || nrow < telestart + 128) {
fprintf(stderr, " impossible, not enought row\n");
return (0);
}

/* compute wedges and regression */
for (n = telestart, k = 0; n < nrow - 128; n += 128, k++) {
int j;
for (n = telestart, k = 0; n < nrow - 128; n += 128, k++) {
int j;

for (j = 0; j < 16; j++) {
int i;
for (j = 0; j < 16; j++) {
int i;

wedge[j] = 0.0;
for (i = 1; i < 7; i++)
wedge[j] += teleline[n + j * 8 + i];
wedge[j] /= 6;
}
wedge[j] = 0.0;
for (i = 1; i < 7; i++)
wedge[j] += teleline[n + j * 8 + i];
wedge[j] /= 6;
}

rgcomp (wedge, &(regr[k]));
rgcomp(wedge, &(regr[k]));

if (k == nrow / 256) {
int i, l;
if (k == nrow / 256) {
int i, l;

/* telemetry calibration */
for (j = 0; j < 16; j++) {
tele[j] = rgcal (wedge[j], &(regr[k]));
}
/* telemetry calibration */
for (j = 0; j < 16; j++) {
tele[j] = rgcal(wedge[j], &(regr[k]));
}



/* channel ID */
for (j = 0, max = 10000.0, channel = -1; j < 6; j++) {
float df;
df = wedge[15] - wedge[j];
df = df * df;
if (df < max) {
channel = j;
max = df;
}
}

/* Cs computation */
for (Cs = 0.0, i = 0, j = n; j < n + 128; j++) {
double csline;

for (csline = 0.0, l = 3; l < 43; l++)
csline += prow[n][l + offset];
csline /= 40.0;
if (csline > 50.0) {
Cs += csline;
i++;
/* channel ID */
for (j = 0, max = 10000.0, channel = -1; j < 6; j++) {
float df;

df = wedge[15] - wedge[j];
df = df * df;
if (df < max) {
channel = j;
max = df;
}
}

/* Cs computation */
for (Cs = 0.0, i = 0, j = n; j < n + 128; j++) {
double csline;

for (csline = 0.0, l = 3; l < 43; l++)
csline += prow[n][l + offset];
csline /= 40.0;
if (csline > 50.0) {
Cs += csline;
i++;
}
}
Cs /= i;
Cs = rgcal(Cs, &(regr[k]));
}
}
Cs /= i;
Cs = rgcal (Cs, &(regr[k]));
}
}
nbtele = k;
nbtele = k;

/* calibrate */
for (n = 0; n < nrow; n++) {
float *pixelv;
int i, c;

pixelv = prow[n];
for (i = 0; i < 1001; i++) {
float pv;
int k, kof;

pv = pixelv[i + offset];

k = (n - telestart) / 128;
if (k >= nbtele)
k = nbtele - 1;
kof = (n - telestart) % 128;
if (kof < 64) {
if (k < 1) {
pv = rgcal (pv, &(regr[k]));
}
else {
pv = rgcal (pv, &(regr[k])) * (64 + kof) / 128.0 +
rgcal (pv, &(regr[k - 1])) * (64 - kof) / 128.0;
}
}
else {
if ((k + 1) >= nbtele) {
pv = rgcal (pv, &(regr[k]));
}
else {
pv = rgcal (pv, &(regr[k])) * (192 - kof) / 128.0 +
rgcal (pv, &(regr[k + 1])) * (kof - 64) / 128.0;
for (n = 0; n < nrow; n++) {
float *pixelv;
int i;

pixelv = prow[n];
for (i = 0; i < 1001; i++) {
float pv;
int k, kof;

pv = pixelv[i + offset];

k = (n - telestart) / 128;
if (k >= nbtele)
k = nbtele - 1;
kof = (n - telestart) % 128;
if (kof < 64) {
if (k < 1) {
pv = rgcal(pv, &(regr[k]));
} else {
pv = rgcal(pv, &(regr[k])) * (64 + kof) / 128.0 +
rgcal(pv, &(regr[k - 1])) * (64 - kof) / 128.0;
}
} else {
if ((k + 1) >= nbtele) {
pv = rgcal(pv, &(regr[k]));
} else {
pv = rgcal(pv, &(regr[k])) * (192 - kof) / 128.0 +
rgcal(pv, &(regr[k + 1])) * (kof - 64) / 128.0;
}
}

if (pv > 255.0)
pv = 255.0;
if (pv < 0.0)
pv = 0.0;
pixelv[i + offset] = pv;
}
}

if (pv > 255.0)
pv = 255.0;
if (pv < 0.0)
pv = 0.0;
pixelv[i + offset] = pv;
}
}
printf ("Done\n");
return (channel);
printf("Done\n");
return (channel);
}

/* ------------------------------temperature calibration -----------------------*/
extern int satnum;
const struct
{
float d[4][3];
struct
{
float vc, A, B;
} rad[3];
struct
{
float Ns;
float b[3];
} cor[3];
const struct {
float d[4][3];
struct {
float vc, A, B;
} rad[3];
struct {
float Ns;
float b[3];
} cor[3];
} satcal[2] =
#include "satcal.h"
typedef struct
{
double Nbb;
double Cs;
double Cb;
int ch;

typedef struct {
double Nbb;
double Cs;
double Cb;
int ch;
} tempparam;

/* temperature compensation for IR channel */
static void
tempcomp (double t[16], int ch, tempparam * tpr)
static void tempcomp(double t[16], int ch, tempparam * tpr)
{
double Tbb, T[4];
double C;
double r;
int n;

tpr->ch = ch - 3;

/* compute equivalent T black body */
for (n = 0; n < 4; n++) {
float d0, d1, d2;

C = t[9 + n] * 4.0;
d0 = satcal[satnum].d[n][0];
d1 = satcal[satnum].d[n][1];
d2 = satcal[satnum].d[n][2];
T[n] = d0;
T[n] += d1 * C;
C = C * C;
T[n] += d2 * C;
}
Tbb = (T[0] + T[1] + T[2] + T[3]) / 4.0;
Tbb = satcal[satnum].rad[tpr->ch].A + satcal[satnum].rad[tpr->ch].B * Tbb;

/* compute radiance Black body */
C = satcal[satnum].rad[tpr->ch].vc;
tpr->Nbb = c1 * C * C * C / (exp (c2 * C / Tbb) - 1.0);
/* store Count Blackbody and space */
tpr->Cs = Cs * 4.0;
tpr->Cb = t[14] * 4.0;
double Tbb, T[4];
double C;
int n;

tpr->ch = ch - 3;

/* compute equivalent T black body */
for (n = 0; n < 4; n++) {
float d0, d1, d2;

C = t[9 + n] * 4.0;
d0 = satcal[satnum].d[n][0];
d1 = satcal[satnum].d[n][1];
d2 = satcal[satnum].d[n][2];
T[n] = d0;
T[n] += d1 * C;
C = C * C;
T[n] += d2 * C;
}
Tbb = (T[0] + T[1] + T[2] + T[3]) / 4.0;
Tbb =
satcal[satnum].rad[tpr->ch].A +
satcal[satnum].rad[tpr->ch].B * Tbb;

/* compute radiance Black body */
C = satcal[satnum].rad[tpr->ch].vc;
tpr->Nbb = c1 * C * C * C / (exp(c2 * C / Tbb) - 1.0);
/* store Count Blackbody and space */
tpr->Cs = Cs * 4.0;
tpr->Cb = t[14] * 4.0;
}

static double
tempcal (float Ce, tempparam * rgpr)
static double tempcal(float Ce, tempparam * rgpr)
{
double Nl, Nc, Ns, Ne;
double T, vc;
double Nl, Nc, Ns, Ne;
double T, vc;

Ns = satcal[satnum].cor[rgpr->ch].Ns;
Nl = Ns + (rgpr->Nbb - Ns) * (rgpr->Cs - Ce * 4.0) / (rgpr->Cs - rgpr->Cb);
Nc = satcal[satnum].cor[rgpr->ch].b[0] +
satcal[satnum].cor[rgpr->ch].b[1] * Nl +
satcal[satnum].cor[rgpr->ch].b[2] * Nl * Nl;
Ns = satcal[satnum].cor[rgpr->ch].Ns;
Nl = Ns + (rgpr->Nbb - Ns) * (rgpr->Cs - Ce * 4.0) / (rgpr->Cs -
rgpr->Cb);
Nc = satcal[satnum].cor[rgpr->ch].b[0] +
satcal[satnum].cor[rgpr->ch].b[1] * Nl +
satcal[satnum].cor[rgpr->ch].b[2] * Nl * Nl;

Ne = Nl + Nc;
Ne = Nl + Nc;

vc = satcal[satnum].rad[rgpr->ch].vc;
T = c2 * vc / log (c1 * vc * vc * vc / Ne + 1.0);
T = (T - satcal[satnum].rad[rgpr->ch].A) / satcal[satnum].rad[rgpr->ch].B;
vc = satcal[satnum].rad[rgpr->ch].vc;
T = c2 * vc / log(c1 * vc * vc * vc / Ne + 1.0);
T = (T -
satcal[satnum].rad[rgpr->ch].A) / satcal[satnum].rad[rgpr->ch].B;

/* rescale to range 0-255 for +40-60 °C */
T = (-T + 273.15 + 40) / 100.0 * 255.0;
/* rescale to range 0-255 for +40-60 °C */
T = (-T + 273.15 + 40) / 100.0 * 255.0;

return (T);
return (T);
}

int
Temperature (float **prow, int nrow, int channel, int offset)
void Temperature(float **prow, int nrow, int channel, int offset)
{
tempparam temp;
int n;
tempparam temp;
int n;

printf ("Temperature ");
printf("Temperature ... ");
fflush(stdout);

tempcomp (tele, channel, &temp);
tempcomp(tele, channel, &temp);


for (n = 0; n < nrow; n++) {
float *pixelv;
int i, c;
for (n = 0; n < nrow; n++) {
float *pixelv;
int i;

pixelv = prow[n];
for (i = 0; i < 1001; i++) {
float pv;
pixelv = prow[n];
for (i = 0; i < 1001; i++) {
float pv;

pv = tempcal (pixelv[i + offset], &temp);
pv = tempcal(pixelv[i + offset], &temp);

if (pv > 255.0)
pv = 255.0;
if (pv < 0.0)
pv = 0.0;
pixelv[i + offset] = pv;
if (pv > 255.0)
pv = 255.0;
if (pv < 0.0)
pv = 0.0;
pixelv[i + offset] = pv;
}
}
}
printf ("Done\n");
printf("Done\n");
}

+ 140
- 147
reg.c Parādīt failu

@@ -1,151 +1,144 @@
/* ---------------------------------------------------------------------------
Polynomial regression, freely adapted from :
NUMERICAL METHODS: C Programs, (c) John H. Mathews 1995
Algorithm translated to C by: Dr. Norman Fahrer
NUMERICAL METHODS for Mathematics, Science and Engineering, 2nd Ed, 1992
Prentice Hall, International Editions: ISBN 0-13-625047-5
This free software is compliments of the author.
E-mail address: in%"mathews@fullerton.edu"
*/
#include<math.h>
#define DMAX 5 /* Maximum degree of polynomial */
#define NMAX 10 /* Maximum number of points */
static void FactPiv (int N, double A[DMAX][DMAX], double B[], double Cf[]);
void
polyreg (const int M, const int N, const double X[], const double Y[],
double C[])
/* ---------------------------------------------------------------------------
Polynomial regression, freely adapted from :
NUMERICAL METHODS: C Programs, (c) John H. Mathews 1995
Algorithm translated to C by: Dr. Norman Fahrer
NUMERICAL METHODS for Mathematics, Science and Engineering, 2nd Ed, 1992
Prentice Hall, International Editions: ISBN 0-13-625047-5
This free software is compliments of the author.
E-mail address: in%"mathews@fullerton.edu"
*/
#include<math.h>
#define DMAX 5 /* Maximum degree of polynomial */
#define NMAX 10 /* Maximum number of points */
static void FactPiv(int N, double A[DMAX][DMAX], double B[], double Cf[]);
void
polyreg(const int M, const int N, const double X[], const double Y[],
double C[])
{
int R, K, J; /* Loop counters */
double A[DMAX][DMAX]; /* A */
double B[DMAX];
double P[2 * DMAX + 1];
double x, y;
double p;
/* Zero the array */
for (R = 0; R < M + 1; R++)
B[R] = 0;
/* Compute the column vector */
for (K = 0; K < N; K++)
{
y = Y[K];
x = X[K];
p = 1.0;
for (R = 0; R < M + 1; R++)
{
B[R] += y * p;
p = p * x;
}
}
/* Zero the array */
for (J = 1; J <= 2 * M; J++)
P[J] = 0;
P[0] = N;
/* Compute the sum of powers of x_(K-1) */
for (K = 0; K < N; K++)
{
x = X[K];
p = X[K];
for (J = 1; J <= 2 * M; J++)
{
P[J] += p;
p = p * x;
}
}
/* Determine the matrix entries */
for (R = 0; R < M + 1; R++)
{
for (K = 0; K < M + 1; K++)
A[R][K] = P[R + K];
}
/* Solve the linear system of M + 1 equations : A*C = B
for the coefficient vector C = (c_1,c_2,..,c_M,c_(M+1)) */
FactPiv (M + 1, A, B, C);
} /* end main */

/*--------------------------------------------------------*/
static void
FactPiv (int N, double A[DMAX][DMAX], double B[], double Cf[])
int R, K, J; /* Loop counters */
double A[DMAX][DMAX]; /* A */
double B[DMAX];
double P[2 * DMAX + 1];
double x, y;
double p;


/* Zero the array */
for (R = 0; R < M + 1; R++)
B[R] = 0;

/* Compute the column vector */
for (K = 0; K < N; K++) {
y = Y[K];
x = X[K];
p = 1.0;
for (R = 0; R < M + 1; R++) {
B[R] += y * p;
p = p * x;
}
}

/* Zero the array */
for (J = 1; J <= 2 * M; J++)
P[J] = 0;
P[0] = N;

/* Compute the sum of powers of x_(K-1) */
for (K = 0; K < N; K++) {
x = X[K];
p = X[K];
for (J = 1; J <= 2 * M; J++) {
P[J] += p;
p = p * x;
}
}

/* Determine the matrix entries */
for (R = 0; R < M + 1; R++) {
for (K = 0; K < M + 1; K++)
A[R][K] = P[R + K];
}

/* Solve the linear system of M + 1 equations : A*C = B
for the coefficient vector C = (c_1,c_2,..,c_M,c_(M+1)) */
FactPiv(M + 1, A, B, C);
} /* end main */


/*--------------------------------------------------------*/
static void FactPiv(int N, double A[DMAX][DMAX], double B[], double Cf[])
{
int K, P, C, J; /* Loop counters */
int Row[NMAX]; /* Field with row-number */
double X[DMAX], Y[DMAX];
double SUM, DET = 1.0;
int T;
/* Initialize the pointer vector */
for (J = 0; J < N; J++)
Row[J] = J;
/* Start LU factorization */
for (P = 0; P < N - 1; P++) {
/* Find pivot element */
for (K = P + 1; K < N; K++) {
if (fabs (A[Row[K]][P]) > fabs (A[Row[P]][P])) {
/* Switch the index for the p-1 th pivot row if necessary */
T = Row[P];
Row[P] = Row[K];
Row[K] = T;
DET = -DET;
}
} /* End of simulated row interchange */
if (A[Row[P]][P] == 0) {
printf ("The matrix is SINGULAR !\n");
printf ("Cannot use algorithm --> exit\n");
exit (1);
}
/* Multiply the diagonal elements */
DET = DET * A[Row[P]][P];
/* Form multiplier */
for (K = P + 1; K < N; K++) {
A[Row[K]][P] = A[Row[K]][P] / A[Row[P]][P];
/* Eliminate X_(p-1) */
for (C = P + 1; C < N + 1; C++) {
A[Row[K]][C] -= A[Row[K]][P] * A[Row[P]][C];
}
}
} /* End of L*U factorization routine */
DET = DET * A[Row[N - 1]][N - 1];
/* Start the forward substitution */
for (K = 0; K < N; K++)
Y[K] = B[K];
Y[0] = B[Row[0]];
for (K = 1; K < N; K++) {
SUM = 0;
for (C = 0; C <= K - 1; C++)
SUM += A[Row[K]][C] * Y[C];
Y[K] = B[Row[K]] - SUM;
}
/* Start the back substitution */
X[N - 1] = Y[N - 1] / A[Row[N - 1]][N - 1];
for (K = N - 2; K >= 0; K--) {
SUM = 0;
for (C = K + 1; C < N; C++) {
SUM += A[Row[K]][C] * X[C];
}
X[K] = (Y[K] - SUM) / A[Row[K]][K];
} /* End of back substitution */
/* Output */
int K, P, C, J; /* Loop counters */
int Row[NMAX]; /* Field with row-number */
double X[DMAX], Y[DMAX];
double SUM, DET = 1.0;
int T;


/* Initialize the pointer vector */
for (J = 0; J < N; J++)
Row[J] = J;

/* Start LU factorization */
for (P = 0; P < N - 1; P++) {

/* Find pivot element */
for (K = P + 1; K < N; K++) {
if (fabs(A[Row[K]][P]) > fabs(A[Row[P]][P])) {

/* Switch the index for the p-1 th pivot row if necessary */
T = Row[P];
Row[P] = Row[K];
Row[K] = T;
DET = -DET;
}
} /* End of simulated row interchange */
if (A[Row[P]][P] == 0) {
/* The matrix is SINGULAR ! */
return;
}

/* Multiply the diagonal elements */
DET = DET * A[Row[P]][P];

/* Form multiplier */
for (K = P + 1; K < N; K++) {
A[Row[K]][P] = A[Row[K]][P] / A[Row[P]][P];

/* Eliminate X_(p-1) */
for (C = P + 1; C < N + 1; C++) {
A[Row[K]][C] -= A[Row[K]][P] * A[Row[P]][C];
}
}
} /* End of L*U factorization routine */
DET = DET * A[Row[N - 1]][N - 1];

/* Start the forward substitution */
for (K = 0; K < N; K++)
Cf[K] = X[K];
}
Y[K] = B[K];
Y[0] = B[Row[0]];
for (K = 1; K < N; K++) {
SUM = 0;
for (C = 0; C <= K - 1; C++)
SUM += A[Row[K]][C] * Y[C];
Y[K] = B[Row[K]] - SUM;
}

/* Start the back substitution */
X[N - 1] = Y[N - 1] / A[Row[N - 1]][N - 1];
for (K = N - 2; K >= 0; K--) {
SUM = 0;
for (C = K + 1; C < N; C++) {
SUM += A[Row[K]][C] * X[C];
}
X[K] = (Y[K] - SUM) / A[Row[K]][K];
} /* End of back substitution */

/* Output */
for (K = 0; K < N; K++)
Cf[K] = X[K];
}

+ 6
- 6
satcal.h Parādīt failu

@@ -12,9 +12,9 @@
{2695.9743 , 1.621256 , 0.998015} /* channel 3B */
},
{ /* nonlinear radiance correction Ns,b0,b1,b2 */
{-4.50 , 4.76 , -0.0932 , 0.0004524}, /* channel 4 */
{-3.61 , 3.83 , -0.0659 , 0.0002811}, /* channel 5*/
{0.0,0.0,0.0,0.0} /* channel 3B*/
{-4.50 , {4.76 , -0.0932 , 0.0004524}}, /* channel 4 */
{-3.61 , {3.83 , -0.0659 , 0.0002811}}, /* channel 5*/
{0.0,{0.0,0.0,0.0}} /* channel 3B*/
}
},
{/* NOAA 17 */
@@ -30,9 +30,9 @@
{2669.3554 , 1.702380 , 0.997378} /* channel 3B */
},
{ /* nonlinear radiance correction Ns,b0,b1,b2 */
{-8.55 , 8.22 , -0.15795 , 0.00075579}, /* channel 4 */
{-3.97 , 4.31 , -0.07318 , 0.00030976}, /* channel 5 */
{0.0,0.0,0.0,0.0} /* channel 3B*/
{-8.55 , {8.22 , -0.15795 , 0.00075579}}, /* channel 4 */
{-3.97 , {4.31 , -0.07318 , 0.00030976}}, /* channel 5 */
{0.0,{0.0,0.0,0.0}} /* channel 3B*/
}
}
};


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