175 lines
3.9 KiB
C
175 lines
3.9 KiB
C
/*
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* classif.c novembre 2002
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* --------- -------------
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*/
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#include <stdio.h>
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#include <math.h>
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#include "../tthimage.h"
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/*::------------------------------------------------------------------::*/
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/*
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* A vrai dire, je ne sais pas trop comment traiter ce genre
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* de truc. Il va falloir que je me documente serieusement.
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*/
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static Une_Classe_Sph classes[] =
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{
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{ 64, 64, 64, 50, 128, 128, 128 },
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{ 64, 192, 64, 50, 128, 255, 128 },
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{ 64, 64, 192, 50, 128, 128, 255 },
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{ 64, 192, 192, 50, 255, 255, 255 },
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{ 192, 64, 64, 50, 255, 128, 128 },
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{ 192, 192, 64, 50, 255, 255, 128 },
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{ 192, 64, 192, 50, 255, 128, 255 },
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{ 192, 192, 192, 50, 255, 255, 255 }
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};
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#define NBC (sizeof(classes)/sizeof(Une_Classe_Sph))
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#define CUB(x) ((x)*(x))
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/*::------------------------------------------------------------------::*/
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int
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Image_classif_0(Image_Desc *src, Image_Desc *dst)
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{
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int foo, x, y, z, r, g, b, plotted;
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long nbrplot;
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if ( (foo=Image_compare_desc(src, dst)) )
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{
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fprintf(stderr, "Image classif 0: images are differents %d\n", foo);
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return foo;
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}
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#if DEBUG_LEVEL
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fprintf(stderr, "Classif 0: nombre de classes = %d\n", NBC);
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#endif
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nbrplot = 0;
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for (y=0; y<src->height; y++)
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{
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for (x=0; x<src->width; x++)
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{
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Image_getRGB(src, x, y, &r, &g, &b);
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plotted = 0;
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for (foo=0; foo<(int)NBC; foo++)
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{
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z = CUB(r-classes[foo].rc) +
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CUB(g-classes[foo].gc) +
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CUB(b-classes[foo].bc);
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if (z < CUB(classes[foo].rad))
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{
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Image_plotRGB(dst, x, y,
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classes[foo].r, classes[foo].g, classes[foo].b);
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plotted = 1;
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nbrplot++;
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break;
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}
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}
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if ( ! plotted ) Image_plotRGB(dst, x, y, 0, 0, 0);
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} /* fin for x */
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}
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dst->modified = 1;
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#if DEBUG_LEVEL
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fprintf(stderr, " plotted: %ld / %d : %4.2f %%\n", nbrplot,
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src->width*src->height,
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((float)nbrplot)/(float)(src->width*src->height) * 100.0);
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#endif
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return FUNC_IS_BETA;
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}
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/*::------------------------------------------------------------------::*/
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/* new 14 mai 2007, avenue St Exupery */
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int
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Image_classif_1(Image_Desc *src, Image_Desc *dst,
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Une_Classe_Sph *classes, int nbrclasses, int flag)
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{
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int foo, x, y, z, r, g, b, plotted;
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long nbrplot;
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if ( (foo=Image_compare_desc(src, dst)) ) {
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fprintf(stderr, "Image classif 1: images are differents %d\n", foo);
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return foo;
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}
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#if DEBUG_LEVEL
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fprintf(stderr, " Classif 1: nombre de classes = %d\n", nbrclasses);
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fprintf(stderr, " Classif 1: flag is %d\n", flag);
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#endif
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nbrplot = 0;
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for (y=0; y<src->height; y++)
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{
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for (x=0; x<src->width; x++)
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{
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Image_getRGB(src, x, y, &r, &g, &b);
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plotted = 0;
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for (foo=0; foo<nbrclasses; foo++)
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{
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z = CUB(r-classes[foo].rc) +
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CUB(g-classes[foo].gc) +
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CUB(b-classes[foo].bc);
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if (z < CUB(classes[foo].rad))
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{
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if (flag)
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Image_plotRGB(dst, x, y,
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classes[foo].r, classes[foo].g, classes[foo].b);
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else
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Image_plotRGB(dst, x, y, r, g, b);
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plotted = 1;
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nbrplot++;
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break;
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}
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} /* fin for classe */
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if ( ! plotted ) Image_plotRGB(dst, x, y, 0, 0, 0);
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} /* fin for x */
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}
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dst->modified = 1;
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#if DEBUG_LEVEL
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fprintf(stderr, " plotted: %ld / %d\n", nbrplot, src->width*src->height);
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#endif
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return FUNC_NOT_FINISH;
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}
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/*::------------------------------------------------------------------::*/
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int Image_display_classes(Une_Classe_Sph *cla, int nbr, char *texte, int flags)
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{
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int foo;
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#if DEBUG_LEVEL
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fprintf(stderr, "%s ( %p %4d $%04x %s )\n", __func__, cla, nbr, flags, texte);
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#endif
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if (flags) {
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fprintf(stderr, "%s --> flags 0x%04X !\n", __func__, flags);
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/* return error ? */
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}
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for (foo=0; foo<nbr; foo++) {
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printf("%3d '%-20s' ", foo, texte);
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printf("%5d %5d %5d ", cla[foo].rc, cla[foo].gc, cla[foo].bc) ;
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puts("");
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}
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puts("-- "); /* #include <sigrot.h> */
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return FUNC_IS_BETA;
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}
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/*::------------------------------------------------------------------::*/
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