133 lines
2.9 KiB
C
133 lines
2.9 KiB
C
/*
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----------------------------------------------
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utilitaire pour egalizer (uh?) une image
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----------------------------------------------
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http://la.buvette.org/devel/libimage/
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----------------------------------------------
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "tga_outils.h"
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/*::------------------------------------------------------------------::*/
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#define EQ_STD 4
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#define EQ_GRAY 8
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#define EQ_2X2 12
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#define EQ_LUMIN 14
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#define EQ_SQUARE 16
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#define EQ_SQROOT 17
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#define EQ_GAMMA 20
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#define EQ_MULT 21
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mot_clef mots_clef[] =
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{
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{ "std", EQ_STD, "", "standard method" },
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{ "rgb", EQ_STD, "", "same as 'std'" },
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{ "gray", EQ_GRAY, "", "gray based" },
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{ "2x2", EQ_2X2, "", "2x2 matrix" },
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{ "lumin", EQ_LUMIN, "i", "param: ident is 256" },
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/* { "gamma", EQ_GAMMA, "d", "not implemented" },*/
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{ "square", EQ_SQUARE, "", "pix**2" },
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{ "sqroot", EQ_SQROOT, "", "sqr(pix)" },
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{ "mult", EQ_MULT, "d", "multiply by const" },
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{ NULL, 0, NULL, NULL }
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};
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/*::------------------------------------------------------------------::*/
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void usage()
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{
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fprintf(stderr, "* tga_equalize v 0.0.21 [%s] (dwtfywl) tonton Th\n",
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TGA_OUTILS_VERSION);
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fprintf(stderr, " compiled %s at %s\n", __DATE__, __TIME__);
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fprintf(stderr, "usage:\n\ttga_equalize avant.tga mode apres.tga [params]\n");
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liste_mots_clefs(mots_clef, 42);
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exit(5);
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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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Image_Desc *src, *dst;
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int foo;
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int commande, nbargs, idx;
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dump_command_line(argc, argv, 0);
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if (argc < 4) usage();
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idx = cherche_mot_clef(argv[2], mots_clef, &commande, &nbargs);
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if (idx < 0)
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{
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fprintf(stderr, "tga_equalize: mot-clef %s inconnu...\n", argv[2]);
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exit(5);
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}
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#if DEBUG_LEVEL
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fprintf(stderr, "idx %d commande %d nbargs %d argc %d\n",
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idx, commande, nbargs, argc);
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#endif
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foo = parse_parametres(argc, argv, mots_clef[idx].ptypes, 4);
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if ( (src=Image_TGA_alloc_load(argv[1])) == NULL )
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{
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fprintf(stderr, "tga_equalize: err load %s\n", argv[1]);
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exit(5);
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}
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if ( (dst=Image_clone(src, 0)) == NULL )
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{
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fprintf(stderr, "no mem for image cloning\n");
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exit(5);
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}
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switch (commande)
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{
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case EQ_STD:
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foo = Image_egalise_RGB(src, dst, 0);
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break;
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case EQ_GRAY:
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foo = Image_egalise_mono_0(src, dst, 0);
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break;
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case EQ_2X2:
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foo = Image_2x2_contrast(src, dst);
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break;
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case EQ_LUMIN:
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foo = Image_luminance(src, dst, GIP(0));
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break;
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case EQ_SQUARE:
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foo = Image_pix_square(src, dst, 0);
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break;
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case EQ_SQROOT:
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foo = Image_pix_sqroot(src, dst, 0);
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break;
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case EQ_GAMMA:
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fprintf(stderr, "no gamma func in %d\n", getpid());
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foo = FULL_NUCKED;
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break;
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case EQ_MULT:
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foo = PASTIS;
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break;
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default:
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foo=-1;
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break;
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}
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#if DEBUG_LEVEL
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if (foo)
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fprintf(stderr, "retour = %d, %s\n", foo, Image_err2str(foo));
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#endif
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foo = Image_TGA_save(argv[3], dst, 0);
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return 0;
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}
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/*::------------------------------------------------------------------::*/
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