civx Code

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <tiffio.h>

extern "C" {
int from_tif_ (char *path,char IN[2048*2048*2],int *NBPP,int *PNGX, int *PNGY) {
	int i, j;
//	char sig_buf [SIG_CHECK_SIZE];
	TIFF *image;
	tsize_t stripSize;

	int bit_depth, color_type, interlace_type,rowbytes;
	unsigned char **row_pointers;
	char *path_tmp;
	uint16 bps,nsamples;
	uint width,length;
	int stripMax,stripCount;
	unsigned long imageOffset,result,bufferSize;
	char *buffer;
	uint32* raster;
	unsigned long cpt,r,g,b,a;
	uint16 *array;
	
	path_tmp=strtok(path,"\\");
	 // Open the TIFF image
	if((image = TIFFOpen(path_tmp, "r")) == NULL){
	  fprintf(stderr, "Could not open incoming image\n");
	  exit(42);
	}
	else

	  printf("opened %s\n",path_tmp);

	 if((TIFFGetField(image, TIFFTAG_BITSPERSAMPLE, &bps) == 0)){
	   fprintf(stderr, "Either undefined or unsupported number of bits per sample %d\n",bps);
	   exit(42);
	 }
	 else
	   printf("bit per pixel: %d\n",bps);

	 TIFFGetField(image, TIFFTAG_SAMPLESPERPIXEL, &nsamples);
	 printf("samplesperpixels %d\n",nsamples);
	 

	 *NBPP=bps;
	  if(TIFFGetField(image, TIFFTAG_IMAGEWIDTH, &width) == 0){
	   fprintf(stderr, "Image does not define its width\n");
	   exit(42);
	 }

	 if(TIFFGetField(image, TIFFTAG_IMAGELENGTH, &length) == 0){
	   fprintf(stderr, "Image does not define its length\n");
	   exit(42);
	 }
	 
	 *PNGX=width;
	 *PNGY=length;
	 printf("image size %d x %d x %d\n",*PNGX,*PNGY,*NBPP);

	 uint32 linesize = TIFFScanlineSize(image);
	 
	 printf("linesize is %d\n",linesize);

	 //char *buf = (char*)malloc(linesize * length);
	 for (i = 0; i < length; i++)
	   TIFFReadScanline(image, &IN[i * linesize], i, 0);

	 
	 TIFFClose(image);
	 uint32 total,totalTMP;
	 uint32 cpt2=0;
	 uint16 min;
	 uint16 max;
	 min=65000;
	 max=0;
	 total=0;
	 totalTMP=0;
	 uint16 cur;
	 for(i=0;i<length;i++)
	   {
	   for(j=0;j<width;j++)
	     {cur=((uint16 *)IN)[j+i*width];
	     if(cur>max)
	       max=cur;
	     if(cur<min)
	       min=cur;
	     total+=cur;
	     }
	 totalTMP+=total/width;
	 total=0;
	   }
	 printf(" %d %d %f \n",min,max,(float)totalTMP/length);
}
}