Example #1
0
int main(int argc,char **argv)
{
  float fact,fsigm;
  float gmax,gmean,gmin,gsd;
  int   npx,npy,meshsiz_x,meshsiz_y;

  int   nmesh_x=0,nmesh_y=0,mesh=0;
  int   ncycle;
  char fnamin[BUFSIZ]="";
  char fnamout[BUFSIZ]="";
  struct icom icomin={0},icomout={0},icomref={0};
  struct imh imhin={""},imhout={""},imhref={""};               

  int i,j;

  float *g,*g2;
  float *rmesh;
  float *sgmesh;

  char fnamref[BUFSIZ]="";
  char buffer[BUFSIZ];
  char skymap[BUFSIZ]="";

  float bzero=0.,bscale=1.;
  float bzero_new=FLT_MIN,bscale_new=FLT_MIN;
  int bzeroset=0;

  int fitsdtype;

  FILE *fpin,*fpout,*fpref;
  FILE *fmap;
  int mode;
  char dtype[80]="";


  float msky,msigm;

  int dtypein;
  int binflag;
  float ignor=(float)INT_MIN;
  float imax=(float)INT_MIN;
  float imin=(float)INT_MAX;

  int pixignr;


  getargopt opts[20];
  char *files[3]={NULL};
  int n=0;
  int helpflag;

  /***************************************/

  files[0]=fnamin;
  files[1]=fnamout;

  setopts(&opts[n++],"-mesh=", OPTTYP_INT , &mesh,
	  "mesh size (default:full image)");
  setopts(&opts[n++],"-meshx=", OPTTYP_INT , &nmesh_x,
	  "mesh x-size (default:not used)");
  setopts(&opts[n++],"-meshy=", OPTTYP_INT , &nmesh_y,
	  "mesh y-size (default:not used)");

  setopts(&opts[n++],"-skyref=", OPTTYP_STRING , &fnamref,
	  "sky determination reference (default:use input image)");

  setopts(&opts[n++],"-imax=", OPTTYP_FLOAT , &imax,
	  "flux upper limit to estimate sky(default:unlimited)");
  setopts(&opts[n++],"-imin=", OPTTYP_FLOAT , &imin,
	  "flux lower limit to estimate sky(default:unlimited)");

  /* */

  setopts(&opts[n++],"-bzero=", OPTTYP_FLOAT , &bzero_new,
	  "bzero");
  setopts(&opts[n++],"-bscale=", OPTTYP_FLOAT , &bscale_new,
	  "bscale");
  setopts(&opts[n++],"-dtype=", OPTTYP_STRING , dtype,
	  "datatyp(FITSFLOAT,FITSSHORT...)");
  setopts(&opts[n++],"-pixignr=", OPTTYP_FLOAT , &ignor,
	  "pixignr value");

  /* To be implemented in next major version */
  /*
    setopts(&opts[n++],"-fit", OPTTYP_FLAG , &fit_param,
    "fitting (default:no)",1);
  */

  setopts(&opts[n++],"",0,NULL,NULL);

  helpflag=parsearg(argc,argv,opts,files,NULL);

  if(fnamout[0]=='\0')
   {
      fprintf(stderr,"Error: No input file specified!!\n");
      helpflag=1;
    }
  if(helpflag==1)
    {
      print_help("Usage: skysb3b <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }

  if(nmesh_x==0) nmesh_x=mesh;
  if(nmesh_y==0) nmesh_y=mesh;

  if(bzero_new!=FLT_MIN)
    {
      bzero=bzero_new;
      bzeroset=1;
    }
  if(bscale_new!=FLT_MIN)
    {
      bscale=bscale_new;
      bzeroset=1;
    }

  /*
    printf("debug:nmesh_x=%d nmesh_y=%d\n",nmesh_x,nmesh_y);
  */
  
  mode=1;     /* default */
  fsigm=70.0; /* default */


  /*
 *** DATA INPUT ***
 */
  
  /**** read image ****/
  fprintf(stderr,"%s\n",fnamin);  
  if ((fpin= imropen(fnamin,&imhin,&icomin))==NULL) 
    {
      printf("File %s not found !!\n",fnamin);
      exit(-1);
    }
  
  pixignr=(int)imget_pixignr( &imhin );
  
  printf("pixignr_in=%f\n",(float)pixignr);
  
  if(imhin.dtype==DTYPFITS)
    {
      imc_fits_get_dtype( &imhin, &dtypein, NULL, NULL, NULL);
      if(dtypein==FITSFLOAT)
	binflag=0;
      else
	binflag=1;	    
    }
  else
	{
	  if(imhin.dtype==DTYPR4 || imhin.dtype==DTYPR8)
	    binflag=0;
	  else
	    binflag=1;
	}

      npx=imhin.npx;
      npy=imhin.npy;


      if(nmesh_x<1) nmesh_x=npx;
      if(nmesh_y<1) nmesh_y=npy;

      g=(float*)malloc(sizeof(float)*npx*npy);
      g2=(float*)malloc(sizeof(float)*npx*npy);
      if (g==NULL||g2==NULL) { printf("Error cannot allocate image buffer"); exit(-1);}
      
      if(imrall_tor(&imhin,fpin,g2,npx*npy)) 
	printf("npx, npy =%d %d \n",npx,npy);
      else {
	printf("Error. cannot read data.\n");
	exit(-1);
      }

      /* 2002/05/21 */
      if(fnamref[0]=='\0') 
	{
	  memcpy(g,g2,sizeof(float)*npx*npy);	  
	}
      else
	{
	  if ((fpref=imropen(fnamref,&imhref,&icomref))==NULL) 
	    {
	      printf("Reference File %s not found !!\n",fnamref);
	      exit(-1);
	    }
	  if (npx!=imhref.npx||npy!=imhref.npy)
	    {
	      printf("Error: Ref. size (%dx%d) differ from input (%dx%d)\n",
		     imhref.npx,imhref.npy,npx,npy);
	      exit(-1);
	    }
	  if(! imrall_tor(&imhref,fpref,g,npx*npy)) 
	    {
	      printf("Error: cannot read ref data.\n");
	      exit(-1);
	    }
	  imclose(fpref,&imhref,&icomref);
	}
      
      /* 2001/07/19 preformat (masking) */
      
      if(imax>(float)INT_MIN||imin<(float)INT_MAX)
	for(i=0;i<npx*npy;i++)
	  if(g[i]>imax||g[i]<imin) g[i]=pixignr;
      
      /*
     *** SATAISTICS
     */
      
      printf("Calculating statistics \n");

      /* TODO */
      /* to be tunable ?*/
      fact=2.0;
      ncycle=2;
      statsk(g,npx,npy,fact,ncycle,&gmax,&gmin,&gmean,&gsd,pixignr);
      
      printf("\n");
      printf(" =>  GMAX GMIN GMEAN GSD= %f %f %f %f \n",gmax,gmin,gmean,gsd);
      
      /*
       *** SKY DETERMINATION AND SUBTRACTION ***
       */

      printf("Sky subtraction under way\n");

      meshsiz_x=(int)((npx*2.)/nmesh_x)-1; /* meshsiz_x > 0 */
      if(meshsiz_x<1) meshsiz_x=1;

      meshsiz_y=(int)((npy*2.)/nmesh_y)-1; /* meshsiz_y > 0 */
      if(meshsiz_y<1) meshsiz_y=1;

      rmesh=(float*)malloc(sizeof(float)*meshsiz_x*meshsiz_y);
      sgmesh=(float*)malloc(sizeof(float)*meshsiz_x*meshsiz_y);

      /* 97/09/12 Yagi */
      skydet2b(g,npx,npy,rmesh,meshsiz_x,meshsiz_y,
	       nmesh_x,nmesh_y,gmean,gsd,fsigm,sgmesh,binflag,pixignr);

      if(meshsiz_x*meshsiz_y>2)
	{
	  /* 3X3 median filter */
	  /* 
	     msky=skysigmadet(rmesh,meshsiz_x,meshsiz_y);
	  */
	  msky=medfilter_skysb
	    (rmesh,meshsiz_x,meshsiz_y,1);
	  msigm=skysigmadet(sgmesh,meshsiz_x,meshsiz_y);
	}
      else if (meshsiz_x*meshsiz_y==2)	
	{
	  msky=0.5*(rmesh[0]+rmesh[1]);
	  msigm=0.5*(sgmesh[0]+sgmesh[1]);
	}
      else if(meshsiz_x*meshsiz_y==1)
	{
	  msky=rmesh[0];
	  msigm=sgmesh[0];	 
	}
      else 
	{
	  msky=0;/* Error */
	  msigm=-1.0; /* Error */
	}

      printf("SSB-EST %g\n",msky);
      printf("SSGM-EST %g\n",msigm);

      /* Write skymap to file*/
      
      if(skymap[0]!='\0') 
	{
	  if(skymap[0]=='-')
	    {
	      fmap=stdout;
	      printf("mapfile:stdout\n");
	      fprintf(stderr,"mapfile:stdout\n");
	    }
	  else
	    {
	      printf("mapfile:%s\n",skymap);
	      fprintf(stderr,"mapfile:%s\n",skymap);
	      fmap=fopen(skymap,"a");
	    }

	  if(fmap==NULL) 
	    {
	      printf("Cannot write to \"%s\" -- writeing to stdout.\n",skymap);
	      fprintf(stderr,
		      "Cannot write to \"%s\" -- writeing to stdout.\n",skymap);
	      fmap=stdout;
	    }

	  fprintf(fmap,"# %s\n",fnamin);
	  fprintf(fmap,"# %d %d # (mesh size)\n",nmesh_x,nmesh_y);
	  fprintf(fmap,"# %d %d # meshsiz_x meshsiz_y\n",meshsiz_x,meshsiz_y);
	  fprintf(fmap,"# %g %g # msky msigma\n",msky,msigm);
	  for(j=0;j<meshsiz_y;j++)
	    {
	      for(i=0;i<meshsiz_x;i++)
		{
		  fprintf(fmap,"%d %d %6.2f\n",i,j,rmesh[i+meshsiz_x*j]);
		}
	    }
	  if(fmap!=stdout) fclose(fmap);
	}


      /*
       *** prepare for output ***
       */  

      /* Now sky subtract */

      skysub(g2,npx,npy,rmesh,meshsiz_x,meshsiz_y,
	     nmesh_x,nmesh_y,mode,pixignr);
      free(rmesh);
      free(sgmesh);      

      statsk(g2,npx,npy,fact,ncycle,&gmax,&gmin,&gmean,&gsd,pixignr);
      
      /***** set output format *******/

      fprintf(stderr,"%s\n",fnamout);

      imh_inherit(&imhin,&icomin,&imhout,&icomout,fnamout);
      imclose(fpin,&imhin,&icomin);

      if (imhout.dtype==DTYPFITS)
	{
	  if(dtype[0]=='\0'||(fitsdtype=imc_fits_dtype_string(dtype))==-1)
	    (void)imc_fits_get_dtype( &imhout, &fitsdtype, NULL, NULL, NULL);

	  /* 2000/07/02 */
	  if(bzeroset!=1)
	    (void)imc_fits_get_dtype( &imhout, NULL, &bzero, &bscale, NULL);

	  /* re-set bzero & bscale */
	  if(imc_fits_set_dtype(&imhout,fitsdtype,bzero,bscale)==0)
	    {
	      printf("Error\nCannot set FITS %s\n",fnamout);
	      printf("Type %d BZERO %f BSCALE %f\n",fitsdtype,bzero,bscale);
	      exit(-1);
	    }
	}
      else
	{	  
	  if (strstr(dtype,"I2"))
	    {
	      imhout.dtype=DTYPI2;
	    }
	  else if (strstr(dtype,"INT"))
	    {
	      imhout.dtype=DTYPINT;
	    }
	  else if (strstr(dtype,"I4"))
	    {
	      imhout.dtype=DTYPI4;
	    }
	  else if (strstr(dtype,"R4"))
	    {
	      imhout.dtype=DTYPR4;
	    }
	  else if (strstr(dtype,"R8"))
	    {
	      imhout.dtype=DTYPR8;
	    }
	  else
	    {
	      imhout.dtype=DTYPU2;
	      imset_u2off(&imhout,&icomout,500);  
	    }
	}
    

      if(ignor!=(float)INT_MIN)
	{
	  imset_pixignr(&imhout, &icomout, (int)ignor);
	  /* replace pixignr */
	  for(i=0;i<imhout.npx*imhout.npy;i++)
	    if(g2[i]==(float)pixignr) g2[i]=(float)ignor;
	  pixignr=ignor;
	}
      else
	{
	  imset_pixignr(&imhout, &icomout, pixignr);
	}

      /**** output image ****/


      imaddhistf(&icomout,
		 "Sky subtracted by skysb3b, mesh %3dx%3d sky%7.2f+%7.2f",
		 nmesh_x,nmesh_y,msky,msigm);
      
      if (imget_fits_value(&icomout, "SSBMSH-I", buffer )==0)
	{
	  imupdate_fitsf(&icomout, "SSBMSH-I", "%20d / %-46.46s", 
		      nmesh_x , "SKY MESH X PIXEL" );
	  imupdate_fitsf(&icomout, "SSBMSH-J", "%20d / %-46.46s", 
		      nmesh_y , "SKY MESH Y PIXEL" );
	  imupdate_fitsf(&icomout, "SSB-EST", "%20.4f / %-46.46s", 
		      msky, "TYPICAL SKY ADC ESTIMATED" );
	  imupdate_fitsf(&icomout, "SSGM-EST", "%20.4f / %-46.46s", 
		      msigm, "TYPICAL SKY SIGMA ADC ESTIMATED" );
	}                  
	  
      if ((fpout= imwopen(fnamout,&imhout,&icomout))==NULL) 
	{
	  printf("Cannot open file %s !!\n",fnamout);
	  exit(-1);
	}

      imwall_rto( &imhout, fpout, g2 );
     
      free(g);
      imclose(fpout,&imhout,&icomout);


      /*
	printf("\n");
	printf("                 --- skysb3b  PROGRAM ENDED ---\n");
      */
  return 0;
}
Example #2
0
int main(int argc,char *argv[])
{
  struct imh imhin={""},imhout={""};
  struct icom icomin={0},icomout={0};

  char fnamin[100]="";
  char fnamout[100]="";
  char tmp[100]="";

  FILE *fp,*fp2;
  float dp[XMAX];
  float data[OSMAX]; /* temporary */
  int ix,iy;
  int xmin=-1,xmax=-1,ymin=-1,ymax=-1;
  int offst;
  float bzero=0,bscale=1.0,bzero_new=FLT_MIN,bscale_new=FLT_MIN;
  float blank_new=FLT_MIN;
  float pixignr=INT_MIN;
  int fitsdtype=-1;

  int efpmin1,efprng1,efpmin2,efprng2;

  int j=0;
  char dtype[BUFSIZ]="";

  int fit_param=-1;
  float os[4096];
  int notrim=0;

  getargopt opts[20];
  char *files[3]={NULL};
  int n=0;
  int helpflag;

  files[0]=fnamin;
  files[1]=fnamout;

  setopts(&opts[n++],"-xmin=", OPTTYP_INT , &xmin,
	  "effective region (default:0)");
  setopts(&opts[n++],"-xmax=", OPTTYP_INT , &xmax,
	  "effective region (default:npx-1)");
  setopts(&opts[n++],"-ymin=", OPTTYP_INT , &ymin,
	  "effective region (default:0)");
  setopts(&opts[n++],"-ymax=", OPTTYP_INT , &ymax,
	  "effective region (default:npy-1)");
  setopts(&opts[n++],"-notrim", OPTTYP_FLAG , &notrim,
	  "not trim off(default:trim)",1);
  /* */

  setopts(&opts[n++],"-bzero=", OPTTYP_FLOAT , &bzero_new,
	  "bzero");
  setopts(&opts[n++],"-bscale=", OPTTYP_FLOAT , &bscale_new,
	  "bscale");
  setopts(&opts[n++],"-dtype=", OPTTYP_STRING , dtype,
	  "datatyp(FITSFLOAT,FITSSHORT...)");
  setopts(&opts[n++],"-pixignr=", OPTTYP_FLOAT , &blank_new,
	  "pixignr value");
  /*
    setopts(&opts[n++],"-fit", OPTTYP_FLAG , &fit_param,
    "fitting (default:no)",1);
  */
  setopts(&opts[n++],"",0,NULL,NULL);

  helpflag=parsearg(argc,argv,opts,files,NULL);

  if(fnamout[0]=='\0')
   {
      fprintf(stderr,"Error: No input file specified!!\n");
      helpflag=1;
    }
  if(helpflag==1)
    {
      print_help("Usage: osmed4 <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }

  /*
   * ... Open Input
   */

  (void)printf("\n Input = %s\n",fnamin );

  if( (fp = imropen ( fnamin, &imhin, &icomin )) == NULL ) 
    {
      print_help("Usage: %s <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }

  imget_fits_value(&icomin,"EFP-MIN1",tmp);
  efpmin1=atoi(tmp);
  imget_fits_value(&icomin,"EFP-MIN2",tmp);
  efpmin2=atoi(tmp);
  imget_fits_value(&icomin,"EFP-RNG1",tmp);
  efprng1=atoi(tmp);
  imget_fits_value(&icomin,"EFP-RNG2",tmp);
  efprng2=atoi(tmp);


#if 0 /* included in imc_WCS 2002/05/07 */
  /* 2000/09/26 */
  imget_fits_value(&icomin,"CRPIX1",tmp);
  crpix1=atof(tmp);
  imget_fits_value(&icomin,"CRPIX2",tmp);
  crpix2=atof(tmp);
#endif

  if(xmin<0&&xmax<0&&ymin<0&&ymax<0)
    {
      xmin=efpmin1-1;
      ymin=efpmin2-1;
      xmax=xmin+efprng1-1;
      ymax=ymin+efprng2-1;
    }

  /*
     printf("xmin %d xmax %d ymin %d ymax %d\n",
	  xmin,xmax,ymin,ymax);
	  */

  if (xmin<0) xmin=0;
  if (xmax>imhin.npx-1||xmax<xmin) xmax=imhin.npx-1;
  if (ymin<0) ymin=0;
  if (ymax>imhin.npy-1||ymax<ymin) ymax=imhin.npy-1;

  printf("(%d,%d) - (%d,%d)\n",
	 xmin,ymin,xmax,ymax);

  /* output */
  
  imh_inherit(&imhin,&icomin,&imhout,&icomout,fnamout);
  if(!notrim)
    {
      imhout.npx   = (xmax - xmin + 1);
      imhout.npy   = (ymax - ymin + 1);
      imhout.ndatx = imhout.npx;
      imhout.ndaty = imhout.npy;
    }
  

  /* !! need 2000/07/02 or later version of IMC */

  if(dtype[0]=='\0')
    imc_fits_get_dtype( &imhout, &fitsdtype, &bzero, &bscale, &offst );
  else
    if ((fitsdtype=imc_fits_dtype_string(dtype))==-1)
      {
	printf("\nWarning: Unknown fits dtype %s. Inheriting original.\n",dtype);
	imc_fits_get_dtype( &imhout, &fitsdtype, &bzero, &bscale, &offst );
      }

  if(bzero_new!=FLT_MIN)
    {
      bzero=bzero_new;
    }
  if(bscale_new!=FLT_MIN)
    {
      bscale=bscale_new;
    }

  
  (void)imc_fits_set_dtype( &imhout, fitsdtype, bzero, bscale );

  if(blank_new!=FLT_MIN)
    imset_pixignr(&imhout,&icomout,(int)blank_new);    
  else
    {
      pixignr=(float)imget_pixignr(&imhin);
      imset_pixignr(&imhout,&icomout,(int)pixignr);
    }

  if (fit_param>0)
    {
      imaddhist(&icomout,"OSMED4: Overscan value is smoothed");
    }
  else
    {
      imaddhist(&icomout,"OSMED4: Overscan median is subtracted line by line.");
    }

  if (!notrim)
    {
      imaddhistf(&icomout,"OSMED4: And extracted [%d:%d,%d:%d] (0-origin)",
		 xmin,xmax,ymin,ymax);
    }

  (void)printf("\n Output = %s\n",fnamout );

  /* 2000/09/26 EFP-MIN revise */
  /* 2001/09/17 debug */
  if(efpmin1-xmin<1)
    {
      efprng1-=(xmin+1-efpmin1);
      efpmin1=xmin+1;
    }
  if(efpmin1-1+efprng1-1>=xmax)
    {
      efprng1=xmax-(efpmin1-1)+1;
    }
  if(efpmin2-ymin<1)
    {
      efprng2-=(ymin+1-efpmin2);
      efpmin2=ymin+1;
    }
  if(efpmin2-2+efprng2-1>=ymax)
    {
      efprng2=ymax-(efpmin2-1)+1;
    }

  if(!notrim)
    {


      imupdate_fitsf(&icomout, "EFP-MIN1",IMC_FITS_INTFORM,
		    efpmin1-xmin,
		    "Start position of effective frame in axis-1");

      imupdate_fitsf(&icomout, "EFP-MIN2",IMC_FITS_INTFORM,
		    efpmin2-ymin,
		    "Start position of effective frame in axis-2");

      imupdate_fitsf(&icomout, "EFP-RNG1",IMC_FITS_INTFORM,
		    xmax-xmin+1,
		    "Range of effective frame in axis-1");

      imupdate_fitsf(&icomout, "EFP-RNG2",IMC_FITS_INTFORM,
		    ymax-ymin+1,
		    "Range of effective frame in axis-2");

#if 0      
      /* 2000/09/26 CRPIX revise */
      imupdate_fitsf(&icomout, "CRPIX1",
		    "%20.1f / %-47.47s",
		    crpix1-(float)xmin,
		    "Reference pixel coordinate system in axis1");


      imupdate_fitsf(&icomout, "CRPIX2",
		    "%20.1f / %-47.47s",
		    crpix2-(float)ymin,
		    "Reference pixel coordinate system in axis2");
#else
      imc_shift_WCS(&icomout,(float)xmin,(float)ymin);
#endif
    }

  for( iy=0; iy<imhin.npy; iy++ ) 
    {
      j=0;
      (void) imrl_tor( &imhin, fp, dp, iy );
      for( ix=0; ix<xmin; ix++ ) 
	{
	  data[j++]=dp[ix];
	}
      for(ix=xmax+1;ix<imhin.npx;ix++)
	{
	  data[j++]=dp[ix];
	}
      os[iy]=floatmedian(j,data);
    }

  /* fit, if needed, not implemented */

  /**** OPEN output ****/

  if( (fp2 = imwopen( fnamout, &imhout, &icomout )) == NULL )
    {
      (void) imclose(fp,&imhin,&icomin);
      print_help("Usage: %s <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }
  if (notrim)
    {
      xmin=0;
      xmax=imhin.npx-1;
    }

  for( iy=0; iy<imhin.npy; iy++ ) 
    {
      j=0;
      (void) imrl_tor( &imhin, fp, dp, iy );
      for(ix=xmin;ix<=xmax;ix++)
	dp[ix]-=os[iy];
      (void) imwl_rto( &imhout, fp2, dp+xmin, iy);
    }

  (void) imclose(fp,&imhin,&icomin);  
  (void) imclose(fp2,&imhout,&icomout);
  return 0;
}
Example #3
0
int main(int argc,char *argv[])
{
  struct imh imhin={""},imhout={""};
  struct icom icomin={0},icomout={0};

  char fnamin[100]="";
  char fnamout[100]="";
  char tmp[100]="";

  FILE *fp,*fp2;
  float *f,*g,*h;
  int i;
  int xmin=-1,xmax=-1,ymin=-1,ymax=-1;
  int ymin2,ymax2;
  int offst;
  float bzero=0,bscale=1.0,bzero_new=FLT_MIN,bscale_new=FLT_MIN;
  float blank_new=FLT_MIN;
  float pixignr=INT_MIN;
  int fitsdtype=-1;

  int npx,npy,npx2,npy2,npxos,npyos,npxef[NREGION],npyef[NREGION];
  int npxef0=0;
  int xflip,yflip;
  int region;
  char regid[2],key[10],comment[80];

  int efminx[NREGION],efmaxx[NREGION],efminy[NREGION],efmaxy[NREGION];
  int osminx[NREGION],osmaxx[NREGION],osminy[NREGION],osmaxy[NREGION];

  int j=0;
  char dtype[BUFSIZ]="";

  int notrim=0; 
  int no_y=0;

  /* test */
  int flag_norm=0;

  float gain[NREGION]={0};


  int fit_param=-1;


  getargopt opts[20];
  char *files[3]={NULL};
  int nopt=0;
  int helpflag;

  files[0]=fnamin;
  files[1]=fnamout;


  /* only trim version is supported now */
  setopts(&opts[nopt++],"-notrim", OPTTYP_FLAG , &notrim,
	  "not trim off(default:trim)",1);
  setopts(&opts[nopt++],"-no-y", OPTTYP_FLAG , &no_y,
	  "not subtract y-overscan(default:subtract)",1);

  setopts(&opts[nopt++],"-bzero=", OPTTYP_FLOAT , &bzero_new,
	  "bzero");
  setopts(&opts[nopt++],"-bscale=", OPTTYP_FLOAT , &bscale_new,
	  "bscale");
  setopts(&opts[nopt++],"-dtype=", OPTTYP_STRING , dtype,
	  "datatyp(FITSFLOAT,FITSSHORT...)");
  setopts(&opts[nopt++],"-pixignr=", OPTTYP_FLOAT , &blank_new,
	  "pixignr value");
  setopts(&opts[nopt++],"",0,NULL,NULL);

  helpflag=parsearg(argc,argv,opts,files,NULL);

  if(fnamout[0]=='\0')
   {
      fprintf(stderr,"Error: No input file specified!!\n");
      helpflag=1;
    }
  if(helpflag==1)
    {
      print_help("Usage: osmed4 <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }

  /*
   * ... Open Input
   */

  (void)printf("\n Input = %s\n",fnamin );

  if( (fp = imropen ( fnamin, &imhin, &icomin )) == NULL ) 
    {
      print_help("Usage: %s <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }

  npx=imhin.npx;
  npy=imhin.npy;

  /* get information here */
  npx2=0;
  npy2=0;
  npxos=0;
  npyos=0;

  imget_fits_value(&icomin,"S_XFLIP",tmp);
  printf("debug: xflip [%s]\n",tmp);
  if (tmp[0]=='T') xflip=1; else xflip=0;

  imget_fits_value(&icomin,"S_YFLIP",tmp);
  if (tmp[0]=='T') yflip=1; else yflip=0;

  xmin=npx;
  xmax=-1;
  ymin=npy;
  ymax=-1;
  ymin2=npy;
  ymax2=-1;

  for(region=0;region<NREGION;region++)
    {
      if (xflip==0)
	sprintf(regid,"%1d",region+1);
      else
	sprintf(regid,"%1d",NREGION-region);

      sprintf(key,"S_EFMN%c1",regid[0]);
      imget_fits_int_value(&icomin,key,&(efminx[region]));
      sprintf(key,"S_EFMX%c1",regid[0]);
      imget_fits_int_value(&icomin,key,&(efmaxx[region]));
      sprintf(key,"S_EFMN%c2",regid[0]);
      imget_fits_int_value(&icomin,key,&(efminy[region]));
      sprintf(key,"S_EFMX%c2",regid[0]);
      imget_fits_int_value(&icomin,key,&(efmaxy[region]));
     
      efminx[region]--;
      efmaxx[region]--;
      efminy[region]--;
      efmaxy[region]--;

      printf("debug:EF: %d %d %d %d\n",
	     efminx[region],efmaxx[region],efminy[region],efmaxy[region]);

      if(efmaxx[region]<efminx[region]) exit(-1);
      if(efmaxy[region]<efminy[region]) exit(-1);

      npxef[region]=efmaxx[region]-efminx[region]+1;
      npyef[region]=efmaxy[region]-efminy[region]+1;    
      
      if(xmin>efminx[region]) xmin=efminx[region];
      if(xmax<efmaxx[region]) xmax=efmaxx[region];
      if(ymin>efminy[region]) ymin=efminy[region];
      if(ymax<efmaxy[region]) ymax=efmaxy[region];

      if(ymin2>efminy[region]) ymin2=efminy[region];
      if(ymax2<efmaxy[region]) ymax2=efmaxy[region];

      printf("debug: npx2=%d\n",npx2);
      npx2+=npxef[region];

      printf("debug: region %d: %d x %d \n",
	     region,npxef[region],npyef[region]);

      sprintf(key,"S_OSMN%c1",regid[0]);
      imget_fits_int_value(&icomin,key,&(osminx[region]));
      sprintf(key,"S_OSMX%c1",regid[0]);
      imget_fits_int_value(&icomin,key,&(osmaxx[region]));
      sprintf(key,"S_OSMN%c2",regid[0]);
      imget_fits_int_value(&icomin,key,&(osminy[region]));
      sprintf(key,"S_OSMX%c2",regid[0]);
      imget_fits_int_value(&icomin,key,&(osmaxy[region]));

      osminx[region]--;
      osmaxx[region]--;
      osminy[region]--;
      osmaxy[region]--;

      printf("debug:OS: %d %d %d %d\n",
	     osminx[region],osmaxx[region],osminy[region],osmaxy[region]);

      if(ymin2>osminy[region]) ymin2=osminy[region];
      if(ymax2<osmaxy[region]) ymax2=osmaxy[region];

      if (npxos<osmaxx[region]-osminx[region]+1)
	npxos=osmaxx[region]-osminx[region]+1;

      if (flag_norm==1)
	{
	  sprintf(key,"S_GAIN%c",regid[0]);
	  imget_fits_float_value(&icomin,key,&(gain[region]));
	}
      if (npyos<osmaxy[region]-osminy[region]+1)
	npyos=osmaxy[region]-osminy[region]+1;
    }
  npy2=ymax-ymin+1;

  printf("debug: y %d-%d\n",ymin,ymax);
  printf("debug: effective size: %dx%d\n",npx2,npy2);

  /* output */
  

  imh_inherit(&imhin,&icomin,&imhout,&icomout,fnamout);
  if(!notrim)
    {
      imhout.npx   = npx2;
      imhout.npy   = npy2;
      imhout.ndatx = imhout.npx;
      imhout.ndaty = imhout.npy;
    }
  else
    {
      imhout.npx   = npx;
      imhout.npy   = npy;
      imhout.ndatx = imhout.npx;
      imhout.ndaty = imhout.npy;
    }

  if(dtype[0]=='\0')
    {
      imc_fits_get_dtype( &imhout, &fitsdtype, &bzero, &bscale, &offst );
      /** force FLOAT **/
      fitsdtype=FITSFLOAT;
    }
  else
    if ((fitsdtype=imc_fits_dtype_string(dtype))==-1)
      {
	printf("\nWarning: Unknown fits dtype %s. Inheriting original.\n",dtype);
	imc_fits_get_dtype( &imhout, &fitsdtype, &bzero, &bscale, &offst );
      }

  if(bzero_new!=FLT_MIN)
    {
      bzero=bzero_new;
    }
  else
    bzero=0;

  if(bscale_new!=FLT_MIN)
    {
      bscale=bscale_new;
    }
  else
    bscale=1.0;
  
  (void)imc_fits_set_dtype( &imhout, fitsdtype, bzero, bscale );

  if(blank_new!=FLT_MIN)
    imset_pixignr(&imhout,&icomout,(int)blank_new);    
  else
    {
      pixignr=(float)imget_pixignr(&imhin);
      imset_pixignr(&imhout,&icomout,(int)pixignr);
    }

  if (fit_param>0)
    {
      imaddhist(&icomout,"OSMED5: Overscan value is smoothed");
    }
  else
    {
      imaddhist(&icomout,"OSMED5: X-Overscan median is subtracted line by line.");
      if(no_y==0)
	imaddhist(&icomout,"OSMED5: Y-Overscan median is subtracted row by row.");
    }

  if (!notrim)
    {
      imaddhistf(&icomout,"OSMED5: And trimmed");
    }
  (void)printf("\n Output = %s\n",fnamout );


  if(!notrim)
    {
      imupdate_fitsf(&icomout, "EFP-MIN1",IMC_FITS_INTFORM,
		     1,
		     "Start position of effective frame in axis-1");
      
      imupdate_fitsf(&icomout, "EFP-MIN2",IMC_FITS_INTFORM,
		     1,
		     "Start position of effective frame in axis-2");
      
      imupdate_fitsf(&icomout, "EFP-RNG1",IMC_FITS_INTFORM,
		     npx2,
		     "Range of effective frame in axis-1");
      
      imupdate_fitsf(&icomout, "EFP-RNG2",IMC_FITS_INTFORM,
		     npy2,
		     "Range of effective frame in axis-2");
      imc_shift_WCS(&icomout,(float)xmin,(float)ymin);

      /* 2008/08/28 header revision more */
      /* tenuki kimeuchi */
      /* ch1->ch4 ? ch4->ch1?? */

      /* tenuki again */
      npxef0=0;
      for (i=0;i<NREGION;i++)
	{
	  if (xflip==0)	
	    j=i+1;
	  else
	    j=NREGION-i;
	 
	  sprintf(key,"S_EFMN%d1",j);
	  sprintf(comment,"MIN pixel of x-effective range for ch%d",j);
	  imupdate_fitsf(&icomout,key,IMC_FITS_INTFORM,
			 npxef0+1,comment);
	  sprintf(key,"S_EFMX%d1",j);
	  sprintf(comment,"MAX pixel of x-effective range for ch%d",j);
	  imupdate_fitsf(&icomout,key,IMC_FITS_INTFORM,
			 npxef0+npxef[i],comment);

	  npxef0+=npxef[i];

	  sprintf(key,"S_EFMN%d2",j);
	  sprintf(comment,"MIN pixel of y-effective range for ch%d",j);
	  imupdate_fitsf(&icomout,key,IMC_FITS_INTFORM,
			 1,comment);
	  sprintf(key,"S_EFMX%d2",j);
	  sprintf(comment,"MAX pixel of y-effective range for ch%d",j);
	  imupdate_fitsf(&icomout,key,IMC_FITS_INTFORM,
			 npy2,comment);
	}
    }

  f=(float*)malloc(npx*npy*sizeof(float));  
  imrall_tor(&imhin, fp, f, npx*npy );
  imclose(fp,&imhin,&icomin);

  g=(float*)calloc(npx*npy,sizeof(float));  

  /* overscan estimation and subtract */
  for(region=0;region<NREGION;region++)
    {
      overscansub_x(npx,npy,f,g,
		    efminx[region],efmaxx[region],
		    osminx[region],osmaxx[region],
		    ymin2,ymax2);
      if(no_y==0)
	{
	  /* 2008/07/26 Overscan Y added*/
	  overscansub_y(npx,npy,g,f,
			efminy[region],efmaxy[region],
			osminy[region],osmaxy[region],
			efminx[region],efmaxx[region]);
	}
    }
  if(no_y!=0)
    memcpy(f,g,npx*npy*sizeof(float));


  if( (fp2 = imwopen( fnamout, &imhout, &icomout )) == NULL )
    {
      print_help("Usage: %s <options> [filein] [fileout]",
		 opts,
		 "");
      exit(-1);
    }

  if(notrim)
    {
      imwall_rto( &imhout, fp2, h);
    }
  else
    {
      /* copy effective regions to g */
      i=0;
      for(region=0;region<NREGION;region++)
	{
	  for(j=ymin;j<=ymax;j++)
	    {
	      memcpy(g+i+(j-ymin)*npx2,f+efminx[region]+j*npx,
		     (efmaxx[region]-efminx[region]+1)*sizeof(float));
	    }
	  i+=(efmaxx[region]-efminx[region]+1);
	}
      imwall_rto( &imhout, fp2, g);	  
    }

  (void) imclose(fp2,&imhout,&icomout);
  return 0;
}