Bibliothèque de traitements d'images en virgule flottante. http://la.buvette.org/photos/cumul/
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/*
* ADDTGA
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <tthimage.h>
#include "../floatimg.h"
/* --------------------------------------------------------------------- */
int add_tga_to_fimg(char *srcname, char *dstname, int notused)
{
Image_Desc *src;
FloatImg dst;
int foo, x, y;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( '%s' %s' )\n", __func__, srcname, dstname);
#endif
if (NULL==(src = Image_TGA_alloc_load(srcname))) {
return -2;
}
foo = fimg_create_from_dump(dstname, &dst);
if (foo) fprintf(stderr, "create fimg from '%s' -> %d\n", dstname, foo);
#if DEBUG_LEVEL
fimg_describe(&dst, "created fimg");
#endif
for (y=0; y<src->height; y++) {
for (x=0; x<src->width; x++) {
foo = fimg_add_rgb(&dst, x, y,
(float)Image_R_pixel(src, x, y),
(float)Image_G_pixel(src, x, y),
(float)Image_B_pixel(src, x, y));
}
}
foo = fimg_dump_to_file(&dst, dstname, 0);
if (foo) { fprintf(stderr, "fimg dump -> %d\n", foo); }
return 0;
}
/* --------------------------------------------------------------------- */
int main(int argc, char *argv[])
{
int foo;
int tgaW, tgaH;
int infos[3];
if (3 != argc) {
fimg_print_version(1);
fprintf(stderr, "usage:\n\t%s img.tga cumul.fimg\n", argv[0]);
exit(1);
}
/* first, check the TGA file dimensions */
// Image_print_version(0);
foo = Image_TGA_get_dims(argv[1], &tgaW, &tgaH);
if (foo) {
fprintf(stderr, "get dims of '%s' -> %d\n", argv[1], foo);
Image_print_error("tga get dims", foo);
exit(1);
}
if ( 0==access(argv[2], R_OK) ) { /* fimg is readable */
fprintf(stderr, "%s is ok.\n", argv[2]);
}
else {
fprintf(stderr, "*** must create '%s' %dx%d first !!!\n",
argv[2], tgaW, tgaH);
exit(1);
}
foo = fimg_fileinfos(argv[2], infos);
// fprintf(stderr, "get dims of '%s' -> %d\n", argv[2], foo);
if (foo) {
fprintf(stderr, "*** %s is badly broken\n", argv[2]);
exit(2);
}
if ( (tgaW != infos[0]) || (tgaW != infos[0]) ) {
fprintf(stderr, " TGA %5d %5d\n", tgaW, tgaH);
fprintf(stderr, " FIMG %5d %5d\n", infos[0], infos[1]);
fprintf(stderr, " No dimension match.\n");
exit(3);
}
foo = add_tga_to_fimg(argv[1], argv[2], 0);
return 0;
}
/* --------------------------------------------------------------------- */