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//
//
// This tool will read ARToolKit pattern files (size 16x16) and save
// them mirrored in y-direction.
//
// Usage: MirrorPatt [infilename] [outfilename]
//
//
#include <stdio.h>
#include <assert.h>
void
readLine(FILE* fp, char* line)
{
*line++ = fgetc(fp);
while(line[-1] != '\n')
*line++ = fgetc(fp);
*line++ = 0;
}
void mirrorMarkerFile(const char* nInName, const char* nOutName, int nMarkerWidth, int nMarkerHeight)
{
FILE *finp = fopen(nInName, "r"),
*foutp = fopen(nOutName, "w");
if(!finp)
return;
const int strMax = 256, numPix = nMarkerWidth*nMarkerHeight;
char str[32][strMax+1];
int y,channel,rot;
for(rot=0; rot<4; rot++)
{
for(channel=0; channel<3; channel++)
{
for(y=0; y<nMarkerHeight; y++)
{
readLine(finp, str[y]);
}
for(y=0; y<nMarkerHeight; y++)
{
fprintf(foutp, "%s", str[nMarkerHeight-1-y]);
// fprintf(foutp, "%s", str[y]);
}
}
readLine(finp, str[0]);
fprintf(foutp, "\n");
}
fclose(finp);
fclose(finp);
}
int main(int argc, char** argv)
{
if(argc<3)
{
printf("ERROR: to few parameters\n");
return -1;
}
const char *inName = argv[1],
*outName = argv[2];
mirrorMarkerFile(inName, outName, 16,16);
return 0;
}
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