FloatImg/contrib/demo_fmorph.c

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2023-01-22 15:26:55 +01:00
/*
* DEMONSTRATOR FOR FMORPHO
*/
#include <stdio.h>
#include <stdlib.h>
#include <floatimg.h>
int verbosity = 1;
#define DF_W 512
#define DF_H 128
/* ~~~ -------------------------------------------------------------- +++ */
int demo_fmorph(char *srcf, char *dsti, int mode)
{
FloatImg simg, // image source
timg, uimg, // intermediaires
dimg; // destination
FimgArea51 rect;
char line[200];
int foo, pass, hpos;
fprintf(stderr, ">>> %s ( '%s' '%s' %d )\n", __func__, srcf, dsti, mode);
/*
* chargement image source
*/
foo = fimg_create_from_dump(srcf, &simg);
fprintf(stderr, " load of %s --> %d\n", srcf, foo);
if (foo) {
return foo;
}
/*
* images temporaires
*/
foo = fimg_create(&timg, DF_W, DF_H, FIMG_TYPE_RGB);
if (foo) {
fprintf(stderr, "err %d create T img\n", foo);
return foo;
}
foo = fimg_create(&uimg, DF_W, DF_H, FIMG_TYPE_RGB);
if (foo) {
fprintf(stderr, "err %d create U img\n", foo);
return foo;
}
/*
* image de destination
*/
foo = fimg_create(&dimg, DF_W, DF_H*9, FIMG_TYPE_RGB);
if (foo) {
fprintf(stderr, "err %d create D img\n", foo);
return foo;
}
/*
* this is an iterator
*/
rect.x = 20; rect.y = 20;
rect.w = DF_W; rect.h = DF_H;
for (pass=0; pass<9; pass++) {
hpos = pass * DF_H;
fprintf(stderr, "pass %d, hpos %d\n", pass, hpos);
foo = fimg_extractor(&simg, &timg, &rect);
// sprintf(line, "S_%02d.png", pass);
// foo = fimg_save_as_png(&timg, line, 0);
foo = fimg_filtre_morpho_0(&timg, &uimg, pass);
if (foo) {
fprintf(stderr, "err %d filtre morpho, pass %d\n",
foo, pass);
exit(1);
}
sprintf(line, "D_%02d.png", pass);
foo = fimg_save_as_png(&uimg, line, 0);
foo = fimg_incrustator_0(&uimg, &dimg, 0, hpos, 0);
if (foo) {
fprintf(stderr, "err %d incrustator\n", foo);
exit(1);
}
}
foo = fimg_save_as_png(&dimg, dsti, 0);
/*
* do some cleanup
*/
fimg_destroy(&simg); fimg_destroy(&timg); fimg_destroy(&dimg);
return 0;
}
/* ~~~ -------------------------------------------------------------- +++ */
int main(int argc, char *argv[])
{
int foo;
fimg_print_version(1);
if (3 != argc) {
fprintf(stderr, "usage:\n\t%s src.fimg dst.png\n", argv[0]);
exit(1);
}
foo = demo_fmorph(argv[1], argv[2], 0);
fprintf(stderr, " got --> %d\n", foo);
return 0;
}
/* ~~~ -------------------------------------------------------------- +++ */