261 lines
6.1 KiB
C
261 lines
6.1 KiB
C
/*
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* INTERPOLATOR 2070
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*
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* +---------------------------------------+
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* ! Do not use that software in real life !
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* +---------------------------------------+
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*
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* imported in FloatImg Mon Nov 9 19:08:57 CET 2020
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*
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <glob.h>
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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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#include "metriques.h"
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// XXX #include "fonctions.h"
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int verbosity;
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int convert_to_gray; /* needed by fonctions.c */
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/* -------------------------------------------------------------- */
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/* on va essayer de trier l'ordre d'apparition des images
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* selon une metrique approximative
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*/
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typedef struct {
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int idx; /* in globbuf.gl_pathv[n] */
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float value; /* from metric analyse */
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} IdxValue;
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static int cmp_idxvalues(const void *pa, const void *pb)
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{
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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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{
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int idx, foo, nombre;
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float metrique;
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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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#endif
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nombre = ptr_glob->gl_pathc;
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/* allocate the array for the sorting action */
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idxvalues = calloc(nombre, sizeof(IdxValue));
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if (NULL==idxvalues) {
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fprintf(stderr, "MEMORY ERROR in %s\n", __func__);
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exit(1);
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}
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fprintf(stderr, "IdxValues array at %p\n", idxvalues);
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*ptr_idxval = idxvalues;
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/* compute all the needed values */
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for (idx=0; idx<nombre; idx++) {
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filename = ptr_glob->gl_pathv[idx];
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foo = get_float_metric_from_file(filename, &metrique);
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if (foo) {
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fprintf(stderr, "%s: err %d get metric of '%s'\n", __func__,
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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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if (verbosity) {
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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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idxvalues[idx].value, idxvalues[idx].idx);
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fflush(stdout);
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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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/*
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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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{
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FloatImg A, B, Out, *pFirst, *pSecond;
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glob_t globbuf;
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int foo, idx, ipng, w, h, step;
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int curpix;
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int iarray[3];
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char *cptr, line[200];
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float coef, value;
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IdxValue *idx_values;
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fprintf(stderr, "\nfrom '%s' to '%s' with %d steps.\n",
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pattern, outdir, Nsteps);
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memset(&globbuf, 0, sizeof(glob_t));
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foo = glob(pattern, 0, NULL, &globbuf);
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fprintf(stderr, "globbing '%s' -> %d, %ld files found\n",
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pattern, foo, globbuf.gl_pathc);
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if (0 == globbuf.gl_pathc) {
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fprintf(stderr, "%s : no file found, aborting\n", __func__);
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return -1;
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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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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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if (FIMG_TYPE_RGB != iarray[2]) {
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fprintf(stderr, "can work only on RGB fimg picture, was %d\n",
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iarray[2]);
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exit(1);
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}
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w = iarray[0], h = iarray[1];
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fprintf(stderr, "first image size : %dx%d\n", w, h);
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fimg_create(&A, w, h, 3); pFirst = &A;
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// brotche_rand48_a(&A, 0.10, 250.555);
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fimg_create(&B, w, h, 3); pSecond = &B;
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// brotche_rand48_a(&B, 0.10, 250.555);
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fimg_create(&Out, w, h, 3);
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// brotche_rand48_a(&Out, 0.10, 250.555);
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ipng = 0;
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for (idx=0; idx<globbuf.gl_pathc; idx++) {
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curpix = idx_values[idx].idx;
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cptr = globbuf.gl_pathv[curpix]; /* aliasing filename */
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/* read the next file in B */
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fprintf(stderr, "%5d / %5ld : loading %s\r", idx,
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globbuf.gl_pathc, cptr);
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foo = fimg_load_from_dump(cptr, &B);
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if (foo) {
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fprintf(stderr, "load %s from dump -> %d\n", cptr, foo);
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continue;
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}
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value = idx_values[idx].value;
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/* here, we can insert the input filter */
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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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exit(1);
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}
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for (step=0; step<Nsteps; step++) {
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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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}
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sprintf(line, "%s/%05d.png", outdir, ipng);
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foo = fimg_save_as_png(&Out, line, 0);
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if (foo) {
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fprintf(stderr, "err saving %s\n", line);
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return -8;
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}
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ipng++;
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}
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#if 1
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/* temporary hack : move datas */
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fimg_copy_data(&B, &A);
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#else
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/* swap pointers to the two picz */
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pTmp = pSecond;
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pSecond = pFirst;
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pFirst = pTmp;
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/* XXX THIS CODE DON'T WORK !!! */
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#endif
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}
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fprintf(stderr, "\ngenerated %d png files\n", ipng);
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return 0;
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}
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/* -------------------------------------------------------------- */
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void help(void)
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{
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puts("\tINTERPOLATOR\noptions:");
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/* may be we can make options incoherent, like
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* the options of 'fonderie' software ?
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*/
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exit(0);
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}
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/* -------------------------------------------------------------- */
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int main (int argc, char *argv[])
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{
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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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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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if (3 != (argc-optind)) {
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fprintf(stderr, "args: [options] <inglob> <outdir> <nbsteep>\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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fprintf(stderr, "interpolator give a %d score\n", foo);
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return 0;
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}
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/* -------------------------------------------------------------- */
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