test.c

c语言环境下的 RLE编码的串行程序

#include <stdio.h>
#include <math.h>
#include <stdlib.h>

#define HEAD 128
#define H_CSP 1        //第二个数据定义炮号
#define H_DeltaT 8     //第九个数据定义的采样间隔
#define H_Time 9       //第十个数据为炮集记录的时间长度    
#define H_PStake 17  
#define H_SStake 20
#define points 108576   //每一道的采样点数
#define ROW 1
int main(void)
{
	FILE *fp,*fpick;
  
	int i,j,count;
	int k=1;
	float buffer[110000];
    fp=fopen("wavelet.dat","rb");
    fpick=fopen("part_file.dat","wb");
	if(fpick==NULL)
	{
		printf("an error to open the file %s\n","part_file");
		exit(0);
	}

	if(fp==NULL)
	{
		printf("an error to open the file !");
		exit(0);
	}
	else

		count=0;
	for(i=0;i<points;i++)
	
		fread(&buffer[i],sizeof(float),1,fp);

	
			//fwrite(&buffer[j][i],sizeof(float),points,fpick); //样点数据写回到文件part_file.dat
            //////以文本方式写入文件part_file.dat//////
		
			
	for(i=0; i<points; i++)
		

		/*for(i=0;i<points;i++)
		{
			fprintf(fpick,"  %15f",buffer[i]);
		}
		*/

   /*for(i=0;i<points;i++)
   {
	   fwrite(&buffer[i],sizeof(float),1,fpick);
   }
   */

   for(i=0;i<points;i++)

	 {

		if(buffer[i+1]!=buffer[i])

		{

			

			fwrite(&buffer[i],sizeof(float),1,fpick);/////压缩后数据写入文件fp1
			//fwrite(&k,sizeof(int),1,fpick);

			k=1;

		}

		else k++;
   }

 



	fclose(fp);
	fclose(fpick);
	system("PAUSE");	
	return 0;
}