tTh/FloatImg
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tuning...

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tth 2020-10-26 18:49:37 +01:00
parent 3e820c8298
commit ce02cf96bc
4 changed files with 12 additions and 10 deletions
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4
floatimg.h
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@ -3,7 +3,7 @@
* ugly code from tTh
*/
#define FIMG_VERSION 110
#define FIMG_VERSION 111
/*
* in memory descriptor
@ -145,6 +145,8 @@ int fimg_desaturate(FloatImg *src, FloatImg *dst, int k);
/* module funcs/geometry.c */
int fimg_halfsize_0(FloatImg *src, FloatImg *dst, int notused);
int fimg_displacement_0(FloatImg *psrc, FloatImg *pdst, int flags);
/* module funcs/rampes.c */
int fimg_hdeg_a(FloatImg *img, double dcoef);
int fimg_vdeg_a(FloatImg *img, double dcoef);

12
funcs/displacement.c
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@ -43,7 +43,6 @@ foo = fimg_get_minmax_rgb(psrc, minmax);
if (verbosity) {
fimg_print_minmax(minmax, (char *)__func__);
}
dltr = minmax[1] - minmax[0];
dltg = minmax[3] - minmax[2];
dltb = minmax[5] - minmax[4];
@ -56,10 +55,10 @@ for (y=0; y<psrc->height; y++) {
fimg_get_rgb(psrc, x, y, rgb);
dispx = (float)x + (rgb[1]/dltg * 10.0);
dispx = (float)x + (rgb[1]/dltg * 20.0);
dispy = (float)y + (rgb[2]/dltb * 10.0);
dstx = (int)roundf(dispx - 5.0);
dsty = (int)roundf(dispy - 5.0);
dstx = (int)roundf(dispx - 10.0);
dsty = (int)roundf(dispy - 10.0);
if ( (dstx < 0) || (dsty < 0) ||
(dstx >= psrc->width) ||
@ -69,7 +68,10 @@ for (y=0; y<psrc->height; y++) {
out++;
}
else {
if (flags & 1) {
/* going monochrome */
rgb[1] = rgb[2] = rgb[0];
}
fimg_put_rgb(pdst, dstx, dsty, rgb);
// fprintf(stderr, "%5d %5d %f\n", dstx, dsty, rgb[1]);
in++;
@ -82,7 +84,7 @@ for (y=0; y<psrc->height; y++) {
}
}
fprintf(stderr, "%s -------> in %d out %d\n", __func__, in, out);
if (verbosity) fprintf(stderr, "%s -> in %d out %d\n", __func__, in, out);
return 0;
}

2
funcs/t.c
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@ -17,8 +17,6 @@ float global_fvalue;
/* --------------------------------------------------------------------- */
/* nouveau 24 octobre 2020, pendant le masque-flamme coronavidique */
int fimg_displacement_0(FloatImg *psrc, FloatImg *pdst, int flags);
int essai_displacement(char *infile, char *outfile)
{
int foo;

2
funcs/vroum.sh
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@ -6,7 +6,7 @@ out=out.fimg
maxi=49
W="640"
H="480"
grabopt=" -s 640x480 -vv -p 0 -n 300 -c cos01 "
grabopt=" -s 640x480 -vv -p 0 -n 500 -c cos01 "
mkdir /tmp/V