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fdc2544ad1
...
e1e32b1a99
3
.gitignore
vendored
3
.gitignore
vendored
@ -64,9 +64,6 @@ tools/*.png
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tools/*.tiff
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Fonderie/*.o
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Fonderie/*.png
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Fonderie/*.pnm
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Fonderie/fonderie
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Fonderie/interpolator
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Fonderie/t
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@ -8,12 +8,7 @@ LIBS = ../libfloatimg.a -lpnglite -lm
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OBJS = fonctions.o sfx.o crapulator.o glitches.o metriques.o
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DEPS = fonctions.h crapulator.h metriques.h glitches.h
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all: fonderie interpolator t
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# ---------------------------------------------------------
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t: t.c Makefile glitches.o
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gcc ${COPT} $< glitches.o ${LIBS} -lz -o $@
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all: fonderie interpolator
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# ---------------------------------------------------------
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@ -117,9 +117,6 @@ switch (idFx) {
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retval = trinarize(image, 0);
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break;
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/* --- WTF -- */
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case 25:
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retval = vertical_singlitch(image, 250, fval, 18, 0);
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break;
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default :
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fprintf(stderr, "%s : effect #%d invalid\n",
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__func__, idFx);
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@ -10,7 +10,6 @@
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#include <floatimg.h>
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#include "fonctions.h"
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#include "glitches.h"
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#include "crapulator.h"
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int verbosity;
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@ -126,8 +125,8 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
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fprintf(stderr, "load #%d from dump -> %d\n", idx, foo);
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continue;
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}
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/* fscking input filter here */
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/* ========================= */
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/* FSCKING INPUT FILTER HERE */
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foo = crapulator(&input, infx, 0.42);
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if (foo) {
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fprintf(stderr, "%s crapulator -> %d\n", __func__, foo);
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@ -113,36 +113,4 @@ int poke_a_random_pixel(FloatImg *picz, float fval, int kaboo)
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return -1;
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}
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/* -------------------------------------------------------------- */
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int vertical_singlitch(FloatImg *picz, int xpos, float fval,
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float omega, float phi)
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{
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int y, x, w, h;
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double dy;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %s ( %p %d %f %f )\n", __func__, picz,
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xpos, omega, phi);
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#endif
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h = picz->height; w = picz->width;
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#define BB 10
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for (y=BB; y<h-BB; y++) {
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dy = (double)y * omega;
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x = xpos + (int)(10.9*sin(dy+phi)); /* add sinus deviation */
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/* compute bounding box */
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if ( (x>BB) && (x<w-BB) ) {
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/* an make the glitch */
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fimg_plot_rgb(picz, x, y, fval, fval, fval);
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if (rand() & 8)
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fimg_plot_rgb(picz, x-1, y, 0.0, 0.0, 0.0);
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if (rand() & 8)
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fimg_plot_rgb(picz, x+1, y, 0.0, 0.0, 0.0);
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}
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}
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return 0;
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}
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/* -------------------------------------------------------------- */
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@ -9,7 +9,4 @@ int un_petit_flou_8x8(FloatImg *picture, int x, int y);
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int un_moyen_flou_8x8(FloatImg *picture, int x, int y);
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int poke_a_random_pixel(FloatImg *picz, float fval, int kaboo);
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int vertical_singlitch(FloatImg *picz, int xpos, float fv, float omega,
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float phi);
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/* this is a wtf file */
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@ -39,7 +39,7 @@ static int cmp_idxvalues(const void *pa, const void *pb)
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return ( ((IdxValue *)pa)->value > ((IdxValue *)pb)->value);
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}
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int tentative_triage(glob_t *ptr_glob, IdxValue **ptr_idxval, int method)
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int tentative_triage(glob_t *ptr_glob, IdxValue **ptr_idxval)
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{
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int idx, foo, nombre;
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float metrique;
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@ -47,8 +47,7 @@ char *filename;
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IdxValue *idxvalues;
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#if DEBUG_LEVEL
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fprintf(stderr, ">>> %s ( %p %p %d )\n", __func__, ptr_glob,
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ptr_idxval, method);
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fprintf(stderr, ">>> %s ( %p %p )\n", __func__, ptr_glob, ptr_idxval);
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#endif
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nombre = ptr_glob->gl_pathc;
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@ -72,16 +71,13 @@ for (idx=0; idx<nombre; idx++) {
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foo, filename);
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return -1;
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}
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if (verbosity)
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fprintf(stderr, "%5d %s %f\n", idx, filename, metrique);
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idxvalues[idx].idx = idx;
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idxvalues[idx].value = metrique;
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}
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if (method) {
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/* and now, we can massage all our datas */
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qsort(idxvalues, nombre, sizeof(IdxValue), cmp_idxvalues);
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}
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/* and now, we can massage all our datas */
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qsort(idxvalues, nombre, sizeof(IdxValue), cmp_idxvalues);
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for (idx=0; idx<nombre; idx++) {
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printf("%5d %9.6f %5d\n", idx,
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@ -96,8 +92,7 @@ return 0;
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/*
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* This is the mega working loop
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*/
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int interpolator(char *pattern, char *outdir, int Nsteps,
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int infx, int outfx, int sort)
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int interpolator(char *pattern, char *outdir, int Nsteps, int infx)
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{
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FloatImg A, B, Out, *pFirst, *pSecond;
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glob_t globbuf;
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@ -122,7 +117,7 @@ if (0 == globbuf.gl_pathc) {
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}
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idx_values = NULL;
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foo = tentative_triage(&globbuf, &idx_values, sort);
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foo = tentative_triage(&globbuf, &idx_values);
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fprintf(stderr, "\tTRI of %p -> %d\n\n", idx_values, foo);
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foo = fimg_fileinfos(globbuf.gl_pathv[0], iarray);
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@ -159,7 +154,7 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
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/* OK try it ... */
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foo = crapulator(&B, infx, value/2.0);
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if (foo) {
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fprintf(stderr, "in fx crapulator failure %d\n", foo);
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fprintf(stderr, "crapulator failure %d\n", foo);
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exit(1);
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}
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@ -167,12 +162,10 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
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coef = (float)step / (float)Nsteps;
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fimg_interpolate(pSecond, pFirst, &Out, coef);
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/* here we can insert the OUTPUT filter */
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foo = crapulator(&Out, outfx, value);
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if (foo) {
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fprintf(stderr, "\nout fx %d crapulator failure %d\n",
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outfx, foo);
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exit(1);
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/* here we can insert the output filter */
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if (rand() & 0x55) {
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kill_a_few_lines(&Out, value/2.0, 5+(rand()%20));
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kill_a_few_lines(&Out, 0.0, 5+(rand()%20));
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}
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sprintf(line, "%s/%05d.png", outdir, ipng);
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@ -217,36 +210,29 @@ int main (int argc, char *argv[])
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int foo;
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int nbrsteps = 9;
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int opt;
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int inFx = 0;
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int outFx = 0;
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int sort = 0;
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fprintf(stderr, "*** %s : compiled by tTh, %s %s\n", __FILE__,
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__DATE__, __TIME__);
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fimg_print_version(2);
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while ((opt = getopt(argc, argv, "hS:vw:x:")) != -1) {
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while ((opt = getopt(argc, argv, "hv")) != -1) {
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switch(opt) {
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case 'h': help(); break;
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case 'S': sort = atoi(optarg); break;
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case 'v': verbosity++; break;
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case 'w': inFx = atoi(optarg); break;
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case 'x': outFx = atoi(optarg); break;
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}
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}
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#if DEBUG_LEVEL
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fprintf(stderr, "%s : argc = %d, optind = %d\n", argv[0], argc, optind);
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#endif
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/* TO BE CONTINUED *****/
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if (3 != (argc-optind)) {
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fprintf(stderr, "args: [options] <inglob> <outdir> <nbsteep>\n");
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if (4 != argc) {
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fprintf(stderr, "args: <in globpattern> <out dir> <nbrsteep>\n");
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exit(1);
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}
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nbrsteps = atoi(argv[optind+2]);
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foo = interpolator(argv[optind], argv[optind+1], nbrsteps,
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inFx, outFx, sort);
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nbrsteps = atoi(argv[3]);
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#define EFFECT 7
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foo = interpolator(argv[1], argv[2], nbrsteps, EFFECT);
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fprintf(stderr, "interpolator give a %d score\n", foo);
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65
Fonderie/t.c
65
Fonderie/t.c
@ -1,65 +0,0 @@
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/*
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* test des trucs
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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 "glitches.h"
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/* ----------------------------------------------------------- */
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int verbosity;
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#define PNG "out.png"
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#define W 512
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#define H 256
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#define LMAX 233.333
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#define TIMER 1
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int main(int argc, char *argv[])
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{
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int foo, iter, xloc, bloub;
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FloatImg image;
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char buff[1000];
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double debut, fin;
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float omega;
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verbosity = 1;
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fimg_print_version(1);
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foo = fimg_create(&image, W, H, FIMG_TYPE_RGB);
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if (foo) {
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fprintf(stderr, "err %d create image\n", foo);
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exit(1);
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}
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fimg_vdeg_a(&image, LMAX);
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debut = fimg_timer_set(TIMER);
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for (iter=0; iter<64; iter++) {
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for (bloub=0; bloub<5; bloub++) {
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xloc = rand() % W;
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omega = (float)(0.1 + drand48()*0.8) * 0.5;
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foo = vertical_singlitch(&image, xloc, LMAX,
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omega, (float)iter);
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if (foo) abort();
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}
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sprintf(buff, "out%03d.png", iter);
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foo = fimg_save_as_png(&image, buff, 0);
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if (foo) {
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fprintf(stderr, "err %d saving to '%s'\n", foo, PNG);
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exit(1);
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}
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}
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fin = fimg_timer_set(TIMER);
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fprintf(stderr, "elapsed %f\n", fin-debut);
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return 0;
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}
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/* ----------------------------------------------------------- */
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@ -694,15 +694,7 @@ int fimg_killcolors_b(FloatImg *fimg, float fval);
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int fimg_colors_mixer_a(FloatImg *fimg, float fval);
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\end{lstlisting}
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\subsection{Glitches}\index{glitch}
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Un \textsl{glitch} peut-il être classé dans la catégorie des effets
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spéciaux ou non ? \textsc{Hmha}, non. un fx est paramétrable
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et surtout répétitif. Un glitch est quasiment souvbent un phénomène
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aléatoire\index{drand48} et tout aussi paramétrable.
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J'ai commencé à étudier ces objets étranges quand j'ai commencé
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sur l'interpolator\index{interpolator} à l'automne 2020.
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% ----------------------------------
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@ -21,6 +21,7 @@ if (FIMG_TYPE_RGB != img->type) {
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fprintf(stderr, "%s bad type\n", __func__);
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return -6;
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}
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for (x=0; x<img->width; x++)
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{
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value = (float)x / (float)img->width;
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@ -33,9 +34,6 @@ for (x=0; x<img->width; x++)
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return 0;
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}
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/* --------------------------------------------------------------------- */
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/*
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* wtf ? ther's no way to have the black at the bottom ?
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*/
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int fimg_vdeg_a(FloatImg *img, double dcoef)
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{
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int x, y;
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@ -49,6 +47,7 @@ if (FIMG_TYPE_RGB != img->type) {
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fprintf(stderr, "%s bad type\n", __func__);
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return -6;
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}
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for (y=0; y<img->height; y++)
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{
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value = (float)y / (float)img->height;
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@ -43,10 +43,7 @@ if (foo) {
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if (verbosity) fimg_describe(&fimg, argv[2]);
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foo = fimg_dump_to_file(&fimg, argv[2], 0);
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if (foo) {
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fprintf(stderr, "save as '%s' -> err %d\n", argv[2], foo);
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exit(1);
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}
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fprintf(stderr, "save as fimg -> %d\n", foo);
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return 0;
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}
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