forked from tTh/FloatImg
tweaking
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99bbd20b47
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cd6f045789
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@ -20,7 +20,6 @@ int calcul_histo_gray(FloatImg *img, char *fname, int nbslots, float *pmax)
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int offset, nbpix, ival;
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FILE *fp;
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float pixel, minp, maxp;
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int *counts;
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#if DEBUG_LEVEL
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@ -29,6 +28,7 @@ fprintf(stderr, ">>> %s ( %p '%s' %d )\n", __func__,
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#endif
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if (FIMG_TYPE_GRAY != img->type) {
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fprintf(stderr, "%s: image is not in greylevel\n", __func__);
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return -2;
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}
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@ -64,7 +64,7 @@ if (NULL == (fp = fopen(fname, "w"))) {
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exit(1);
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}
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for (ival=0; ival<nbslots; ival++) {
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fprintf(fp, "%6d %6d\n", ival, counts[ival]);
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fprintf(fp, "%6d %8d\n", ival, counts[ival]);
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}
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fclose(fp);
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@ -90,6 +90,15 @@ float pente, minp, maxp, seuil;
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fprintf(stderr, ">>> %s ( %p %p )\n", __func__, src, dst);
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#endif
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/*
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* trying some preprocessor filters
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*/
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//foo = fimg_lissage_2x2(src);
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foo = fimg_lissage_3x3(src);
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if (foo) fprintf(stderr, " lissage -> %d\n", foo);
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foo = fimg_killborders(src);
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if (foo) fprintf(stderr, " killborder -> %d\n", foo);
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#define W (src->width)
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#define DX 1.0
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#define DY 1.0
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@ -122,8 +131,8 @@ if (foo) fprintf(stderr, "<<< calcul histo -> %d\n", foo);
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minp = 1e10;
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seuil = 0.640 * maxp;
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fprintf(stderr, "seuil = %f\n", seuil);
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seuil = 0.700 * maxp;
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fprintf(stderr, " seuil = %f\n", seuil);
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for (offset=0; offset<(src->width*src->height); offset++) {
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pente = tmp.R[offset];
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@ -132,7 +141,7 @@ for (offset=0; offset<(src->width*src->height); offset++) {
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}
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if (pente > maxp) maxp = pente;
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}
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fprintf(stderr, "minp --> %f maxp --> %f\n", minp, maxp);
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// fprintf(stderr, " minp = %f maxp = %f\n", minp, maxp);
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/* recopie dans l'image destination avec translation hauteur */
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for (offset=0; offset<(src->width*src->height); offset++) {
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@ -143,6 +152,9 @@ for (offset=0; offset<(src->width*src->height); offset++) {
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dst->B[offset] = pente;
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}
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foo = fimg_killborders(dst);
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if (foo) fprintf(stderr, " killborder -> %d\n", foo);
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/* clean the memory */
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fimg_destroy(&tmp);
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