forked from tTh/FloatImg
working on histogram computation
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4b2d2c264f
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@ -4,7 +4,7 @@ COPT = -Wall -fpic -g -no-pie -DDEBUG_LEVEL=0
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DEPS = ../floatimg.h Makefile
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OBJS = fimg-png.o fimg-tiff.o misc-plots.o filtrage.o utils.o \
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fimg-libpnm.o rampes.o sfx0.o geometry.o rotate.o \
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equalize.o fimg-fits.o saturation.o
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equalize.o fimg-fits.o saturation.o histogram.o
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#---------------------------------------------------------------
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@ -45,6 +45,9 @@ rotate.o: rotate.c $(DEPS)
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saturation.o: saturation.c $(DEPS)
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gcc $(COPT) -c $<
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histogram.o: histogram.c $(DEPS)
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gcc $(COPT) -c $<
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equalize.o: equalize.c $(DEPS)
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gcc $(COPT) -c $<
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@ -34,9 +34,9 @@ dr = minmax[1] - minmax[0];
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dg = minmax[3] - minmax[2];
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db = minmax[5] - minmax[4];
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printf("Rmin %12.4g Rmax %12.4g delta %12.4g\n", minmax[0], minmax[1], dr);
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printf("Gmin %12.4g Gmax %12.4g delta %12.4g\n", minmax[2], minmax[3], dg);
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printf("Bmin %12.4g Bmax %12.4g delta %12.4g\n", minmax[4], minmax[5], db);
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printf("Rmin %12.4g Rmax %12.4g delta %12.4g\n", minmax[0], minmax[1], dr);
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printf("Gmin %12.4g Gmax %12.4g delta %12.4g\n", minmax[2], minmax[3], dg);
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printf("Bmin %12.4g Bmax %12.4g delta %12.4g\n", minmax[4], minmax[5], db);
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if ( (minmax[0]<0.0) || (minmax[2]<0.0) || (minmax[4]<0.0) ) {
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fprintf(stderr, "%s: negative value ?\n", __func__);
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35
funcs/t.c
35
funcs/t.c
@ -401,7 +401,36 @@ fprintf(stderr, "save as png -> %d\n", foo);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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enum nCmd { Equalize=1, Rotate, Sfx0, F3x3, MIRE, Wfits, Wpng, Wtiff };
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/* func in histogram.c */
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int fimg_essai_histo(FloatImg *src, char *outpic, int k);
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int essai_histogramme(char *fname, int k)
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{
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FloatImg fimg;
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int foo;
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fprintf(stderr, ">>> %s ( '%s' %d )\n", __func__, fname, k);
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foo = fimg_create_from_dump(fname, &fimg);
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if (foo) {
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fprintf(stderr, "%s: err load '%s'\n", __func__, fname);
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return foo;
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}
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foo = fimg_essai_histo(&fimg, "out.png", k);
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if (foo) {
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fprintf(stderr, "essai_histo -> %d\n", foo);
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return foo;
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}
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fprintf(stderr, "\\o/ end of %s\n", __func__);
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return -1;
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}
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/* --------------------------------------------------------------------- */
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enum nCmd { Equalize=1, Rotate, Sfx0, F3x3, MIRE, Wfits, Wpng, Wtiff,
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Histo };
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typedef struct {
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char *name;
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int Cmd;
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@ -416,6 +445,7 @@ Command commands[] = {
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{ "wfits", Wfits },
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{ "wpng", Wpng },
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{ "wtiff", Wtiff },
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{ "histo", Histo },
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{ NULL, 0 }
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} ;
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@ -506,6 +536,9 @@ switch(opt) {
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case Wtiff:
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foo = essai_ecriture_tiff(filename);
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break;
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case Histo:
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foo = essai_histogramme(filename, 0);
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break;
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default:
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fprintf(stderr, "%s : bad command\n", command);
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exit(1);
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