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#define YSIZE 500 |
#define YSIZE 500 |
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#include "algorithm.h" |
#include "algorithm.h" |
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/* BMP Header |
/* BMP Header */ |
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unsigned char header[54]={0x42,0x4d, // signature BM |
unsigned char header[54]={0x42,0x4d, // signature BM |
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0xe6,0x71,0x0b,0x0, // filesize 750054 |
0xe6,0x71,0x0b,0x0, // filesize 750054 |
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0x0,0x0,0x0,0x0, // reserved |
0x0,0x0,0x0,0x0, // reserved |
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0x0,0x0,0x0,0x0, // number of colortables |
0x0,0x0,0x0,0x0, // number of colortables |
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0x0,0x0,0x0,0x0 // number of important colors |
0x0,0x0,0x0,0x0 // number of important colors |
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}; |
}; |
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*/ |
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int main(int argc, char *argv[]) |
int main(int argc, char *argv[]) |
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{ |
{ |
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char bgr[3]; |
char bgr[3]; |
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short svalue; |
short svalue; |
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int lvalue; |
int lvalue; |
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unsigned char header[54],*ptr=&header[0]; |
//unsigned char header[54],*ptr=&header[0]; |
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fd=fopen("test.bmp","wb+"); |
fd=fopen("test.bmp","wb+"); |
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if(NULL==fd) |
if(NULL==fd) |
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{ |
{ |
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perror("open"); exit(1); |
perror("open"); exit(1); |
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} |
} |
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/* Der folgende Abschnitt dient nur zur information und kann durch |
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schreiben der auskommentierten Variable header ersetzt werden */ |
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svalue=0x4d42; |
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memcpy(ptr,&svalue,2);//signatur |
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ptr+=2; |
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lvalue=XSIZE*YSIZE*3+54; |
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memcpy(ptr,&lvalue,4); //filesize |
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ptr+=4; |
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lvalue=0; |
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memcpy(ptr,&lvalue,4);//reserved |
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ptr+=4; |
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lvalue=54; |
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memcpy(ptr,&lvalue,4);//image offset |
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ptr+=4; |
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lvalue=40; |
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memcpy(ptr,&lvalue,4);//size of header follows |
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ptr+=4; |
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lvalue=XSIZE; |
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memcpy(ptr,&lvalue,4);//with of image |
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ptr+=4; |
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lvalue=YSIZE; |
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memcpy(ptr,&lvalue,4); //height of image |
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ptr+=4; |
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svalue=1; |
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memcpy(ptr,&svalue,2); //number of planes |
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ptr+=2; |
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svalue=24; |
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memcpy(ptr,&svalue,2); //number of pixel |
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ptr+=2; |
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lvalue=0; //compression |
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memcpy(ptr,&lvalue,4); //compression |
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ptr+=4; |
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lvalue=XSIZE*YSIZE*3; |
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memcpy(ptr,&lvalue,4); //size of image |
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ptr+=4; |
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lvalue=0; |
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memcpy(ptr,&lvalue,4); //xres |
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ptr+=4; |
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lvalue=0; |
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memcpy(ptr,&lvalue,4); //yres |
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ptr+=4; |
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lvalue=0; |
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memcpy(ptr,&lvalue,4); //number of colortables |
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ptr+=4; |
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lvalue=0; |
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memcpy(ptr,&lvalue,4); //number of important colors |
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ptr+=4; |
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/* Ende Information */ |
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len=fwrite(header,1,sizeof(header),fd); //write header |
len=fwrite(header,1,sizeof(header),fd); //write header |
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