74 lines
1.3 KiB
C
74 lines
1.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdarg.h>
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#include "loadpng.h"
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//static short gr_offsets[]={
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// 0x400,0x480,0x500,0x580,0x600,0x680,0x700,0x780,
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// 0x428,0x4a8,0x528,0x5a8,0x628,0x6a8,0x728,0x7a8,
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// 0x450,0x4d0,0x550,0x5d0,0x650,0x6d0,0x750,0x7d0,
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//};
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/* Converts a PNG to a RAW memory image */
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int main(int argc, char **argv) {
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int row=0;
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int col=0;
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// int x;
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// unsigned char out_buffer[1024];
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unsigned char *image;
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int xsize,ysize;
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FILE *outfile;
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if (argc<3) {
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fprintf(stderr,"Usage:\t%s INFILE OUTFILE\n\n",argv[0]);
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exit(-1);
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}
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outfile=fopen(argv[2],"w");
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if (outfile==NULL) {
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fprintf(stderr,"Error! Could not open %s\n",argv[2]);
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exit(-1);
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}
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if (loadpng(argv[1],&image,&xsize,&ysize,PNG_WHOLETHING)<0) {
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fprintf(stderr,"Error loading png!\n");
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exit(-1);
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}
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fprintf(stderr,"Loaded image %d by %d\n",xsize,ysize);
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// memset(out_buffer,0,1024);
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// for(row=0;row<24;row++) {
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// for(col=0;col<40;col++) {
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// out_buffer[(gr_offsets[row]-0x400)+col]=
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// image[row*xsize+col];
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// }
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// }
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// for(x=0;x<1024;x++) fputc( out_buffer[x],outfile);
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for(row=0;row<ysize/2;row++) {
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for(col=0;col<40;col++) {
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fputc(image[row*xsize+col],outfile);
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}
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}
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fclose(outfile);
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return 0;
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}
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