158 lines
3.4 KiB
C
158 lines
3.4 KiB
C
/*
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* INTERPOLATOR 2070
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*
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* Don't use that software in real life !
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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 "glitches.h"
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#include "crapulator.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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int interpolator(char *pattern, char *outdir, int Nsteps)
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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 iarray[3];
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char *cptr, line[200];
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float coef;
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fprintf(stderr, "\nfrom %s to %s with %d steps.\n", 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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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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fimg_create(&B, w, h, 3); pSecond = &B;
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fimg_create(&Out, w, h, 3);
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ipng = 0;
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for (idx=0; idx<globbuf.gl_pathc; idx++) {
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cptr = globbuf.gl_pathv[idx];
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/* read the next file in B */
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fprintf(stderr, "loading %s\r", 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 #%d from dump -> %d\n", idx, foo);
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continue;
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}
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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, 0, 256.7);
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if (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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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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kill_a_few_lines(&Out, 150.5, 5+(rand()%20));
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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, "generated %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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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, "hv")) != -1) {
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switch(opt) {
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case 'h': help(); break;
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case 'v': verbosity++; break;
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}
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}
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/* TO BE CONTINUED *****/
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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[3]);
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foo = interpolator(argv[1], argv[2], nbrsteps);
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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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