91 lines
1.9 KiB
C
91 lines
1.9 KiB
C
/*
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* ADDPNM
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "../floatimg.h"
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int verbosity;
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/* --------------------------------------------------------------------- */
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int add_pnm_to_fimg(char *srcname, char *dstname, int notused)
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{
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FloatImg dst, src;
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int foo, x, y, idx;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %s ( '%s' %s' )\n", __func__, srcname, dstname);
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#endif
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foo = fimg_create_from_dump(dstname, &dst);
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if (foo) fprintf(stderr, "create dst fimg from '%s' -> %d\n", dstname, foo);
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#if DEBUG_LEVEL
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fimg_describe(&dst, "created fimg from dump");
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#endif
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foo = fimg_load_from_pnm(srcname, &src, 0);
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if (foo) fprintf(stderr, "create src fimg from '%s' -> %d\n", dstname, foo);
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#if DEBUG_LEVEL
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fimg_describe(&src, "created fimg from PNM");
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#endif
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// fprintf(stderr, "src is %dx%d\n", src.width, src.height);
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idx = 0;
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for (y=0; y<src.height; y++) {
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for (x=0; x<src.width; x++) {
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dst.R[idx] += src.R[idx];
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dst.G[idx] += src.G[idx];
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dst.B[idx] += src.B[idx];
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idx++;
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}
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}
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foo = fimg_dump_to_file(&dst, dstname, 0);
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if (foo) { fprintf(stderr, "fimg dump -> %d\n", foo); }
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return 0;
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}
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/* --------------------------------------------------------------------- */
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int main(int argc, char *argv[])
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{
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int foo;
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// int srcW, srcH;
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int infos[3];
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if (3 != argc) {
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fimg_print_version(1);
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fprintf(stderr, "usage:\n\t%s img.fimg cumul.fimg\n", argv[0]);
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exit(1);
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}
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verbosity = 0;
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if ( 0==access(argv[2], R_OK|W_OK) ) { /* fimg is readable */
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// fprintf(stderr, "%s exist\n", argv[2]);
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}
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/*
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else {
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fprintf(stderr, "*** must create '%s' %dx%d first !!!\n",
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argv[2], tgaW, tgaH);
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exit(1);
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} */
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foo = fimg_fileinfos(argv[2], infos);
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// fprintf(stderr, "get dims of '%s' -> %d\n", argv[2], foo);
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if (foo) {
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fprintf(stderr, "*** %s is badly broken\n", argv[2]);
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exit(2);
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}
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foo = add_pnm_to_fimg(argv[1], argv[2], 0);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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