Bibliothèque de traitements d'images en virgule flottante.
http://la.buvette.org/photos/cumul/
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54 lines
1.1 KiB
54 lines
1.1 KiB
/*
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* metriques.c
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "../floatimg.h"
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#include "metriques.h"
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extern int verbosity;
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/* -------------------------------------------------------------- */
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/*
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* premier essai...
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*/
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int get_float_metric(FloatImg *pimg, float *where)
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{
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float means[4];
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int foo;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %s ( %p %f %d )\n", __func__, pimg, where, whot);
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#endif
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foo = fimg_meanvalues(pimg, means);
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if (foo) {
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fprintf(stderr, "fatal error in %s\n", __func__);
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exit(1);
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}
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*where = means[0] + means[1] + means[2];
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return 0;
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}
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/* -------------------------------------------------------------- */
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int get_float_metric_from_file(char *fname, float *where)
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{
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FloatImg image;
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int foo;
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float fval;
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foo = fimg_create_from_dump(fname, &image);
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if (foo) {
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fprintf(stderr, "%s: err %d loading %s\n", __func__, foo, fname);
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return foo;
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}
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fval = -1.0; /* sensible default value */
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foo = get_float_metric(&image, &fval);
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*where = fval;
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// fprintf(stderr, "metric of '%s' = %f\n", fname, fval);
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fimg_destroy(&image);
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return 0;
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}
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/* -------------------------------------------------------------- */
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