FloatImg4PythonBinding/tools/mkfimg.c

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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
#include <unistd.h>
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#include <time.h>
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#include "../floatimg.h"
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int verbosity;
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/* --------------------------------------------------------------------- */
#define T_BLACK 1
#define T_DRAND48 2
#define T_GRAY 3
typedef struct {
int code;
char *name;
} Type;
Type types[] = {
{ T_BLACK, "black" },
{ T_DRAND48, "drand48" },
{ T_GRAY, "gray" },
{ T_GRAY, "grey" }
};
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static int get_type(char *name)
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{
Type *type;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %s ( '%s' )\n", __func__, name);
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#endif
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// #define TEST(str) ( ! strcmp(name, str) )
for (type = types; type->code; type++) {
// printf("\t%-15s %d\n", type->name, type->code);
if (!strcmp(name, type->name)) {
return type->code;
}
}
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return -1;
}
/* --------------------------------------------------------------------- */
static void help(int lj)
{
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puts("Usage:\tmkfimg [options] quux.fimg width height");
puts("\t-k N.N\tgive a float parameter");
puts("\t-t bla\t\thowto make the pic");
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puts("\t\t\tblack, drand48...");
puts("\t-v\tincrease verbosity");
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if (verbosity) fimg_print_version(1);
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exit(0);
}
/* --------------------------------------------------------------------- */
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int main(int argc, char *argv[])
{
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int foo, opt;
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int width, height;
char *fname;
float fvalue = 0.01;
int type = T_BLACK;
char *tname = "wtf?";
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FloatImg fimg;
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while ((opt = getopt(argc, argv, "hk:t:v")) != -1) {
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switch(opt) {
case 'h': help(0); break;
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case 'k': fvalue = atof(optarg); break;
case 't': type = get_type(tname=optarg); break;
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case 'v': verbosity++; break;
}
}
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#if DEBUG_LEVEL
fprintf(stderr, "argc %d optind %d\n", argc, optind);
for (foo=0; foo<argc; foo++)
fprintf(stderr, "%3d %s\n", foo, argv[foo]);
#endif
if (3 != argc-optind) {
fprintf(stderr, "%s need filename, width & height\n", argv[0]);
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exit(1);
}
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if (type < 0) {
fprintf(stderr, "type '%s' is unknow\n", tname);
exit(2);
}
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fname = argv[optind];
width = atoi(argv[optind+1]); height = atoi(argv[optind+2]);
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if (verbosity) fprintf(stderr, "making '%s' %d x %d\n", fname, width, height);
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srand48(getpid() ^ time(NULL));
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foo = fimg_create(&fimg, width, height, 3);
if (foo) {
fprintf(stderr, "create floatimg -> %d\n", foo);
exit(3);
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}
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switch(type) {
default:
case T_BLACK: fimg_clear(&fimg); break;
case T_DRAND48: fimg_drand48(&fimg, fvalue); break;
case T_GRAY: fimg_rgb_constant(&fimg, fvalue, fvalue, fvalue);
break;
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}
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foo = fimg_dump_to_file(&fimg, fname, 0);
if (foo) {
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fprintf(stderr, "dump fimg -> %d\n", foo);
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exit(1);
}
return 0;
}
/* --------------------------------------------------------------------- */