forked from tTh/FloatImg
importing the Interpolator for R325 project
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@ -65,4 +65,5 @@ tools/*.tiff
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Fonderie/*.o
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Fonderie/fonderie
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Fonderie/interpolator
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@ -20,11 +20,10 @@ sfx.o: sfx.c ${DEPS} Makefile
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gcc ${COPT} -c $<
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# ---------------------------------------------------------
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#
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# another way...
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TOTAR = *.c *.h Makefile \
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*.sh
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interpolator: interpolator.c Makefile
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gcc ${COPT} $< ${LIBS} -lz -o $@
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# ---------------------------------------------------------
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@ -1,11 +1,11 @@
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# Fonderie
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# Fonderie et Interpolator
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Avec toutes ces fonctions disponibles et `grabvidseq`, nous
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savons faire des images **floues***. L'étape suivante, les plus
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pervers d'entre vous le savent déja, est celle de la création
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de **films flous**.
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## fonderie
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## Fonderie
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Le programme principal, utilisé à partir de la ligne de commande
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avec une foule d'options aux mnémoniques abscons.
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@ -65,5 +65,8 @@ aussi bien en entrée qu'en sortie. Il est, à l'heure actuelle,
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assez rudimentaire, avec un paramétrage simpliste, et un manque
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criant de documentation...
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## Interpolator
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**Use the source, Luke**
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118
Fonderie/interpolator.c
Normal file
118
Fonderie/interpolator.c
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@ -0,0 +1,118 @@
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/*
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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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// XXX #include "fonctions.h"
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int verbosity;
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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, *pTmp;
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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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w = iarray[0], h = iarray[1];
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fprintf(stderr, "\tfirst 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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pTmp = NULL;
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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\n", 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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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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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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/* 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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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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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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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 -> %d\n", foo);
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return 0;
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}
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/* -------------------------------------------------------------- */
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@ -56,6 +56,7 @@ int to_gray = 0;
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char *output_file = "out.fimg";
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FloatImg accu, temp;
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int src_loaded = 0;
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float vals[6];
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g_width = g_height = 0;
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@ -74,11 +75,9 @@ fprintf(stderr, "argc = %d, optind = %d\n", argc, optind);
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#endif
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for (idx=optind; idx<argc; idx++) {
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#if DEBUG_LEVEL
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fprintf(stderr, "%5d %s\n", idx, argv[idx]);
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#endif
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foo = testfile(argv[idx]);
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if (foo) {
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fprintf(stderr, "testfile %s -> %d\n", argv[idx],foo);
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@ -98,12 +97,9 @@ for (idx=optind; idx<argc; idx++) {
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}
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fimg_add_2(&temp, &accu);
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}
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}
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if (to_gray) {
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foo = fimg_desaturate(&accu, &accu, 0);
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if (foo) {
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fprintf(stderr, "desaturate: error %d\n", foo);
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@ -116,6 +112,21 @@ if (foo) {
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exit(1);
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}
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if (verbosity) {
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/* show some numbers about resultant picture */
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foo = fimg_get_minmax_rgb(&accu, vals);
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if (foo) {
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fprintf(stderr, "err %d on fimg_get_minmax_rgb\n", foo);
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return foo;
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}
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printf("Rmin %12.4g Rmax %12.4g delta %12g\n",
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vals[0], vals[1], vals[1]-vals[0]);
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printf("Gmin %12.4g Gmax %12.4g %12g\n",
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vals[2], vals[3], vals[3]-vals[2]);
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printf("Bmin %12.4g Bmax %12.4g %12g\n",
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vals[4], vals[5], vals[5]-vals[4]);
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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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* PNG ---> FIMG
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*
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* Attention : certains fichiers PNG ne passent pas cette
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* moulinette, mais le bug est dans la bibliotheque de
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* fonctions 'libpnglite'. Une solution de remplacement
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* devrait etre a l'etude un de ces jours...
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*/
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#include <stdio.h>
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@ -17,6 +22,10 @@ int main(int argc, char *argv[])
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FloatImg fimg;
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int foo;
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/*
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* pas de traitement des options ?
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*/
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if (3 != argc) {
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fimg_print_version(1);
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fprintf(stderr, "usage:\n\t%s foo.png bar.fimg\n", argv[0]);
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@ -31,7 +40,7 @@ if (foo) {
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exit(1);
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}
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fimg_describe(&fimg, argv[2]);
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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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fprintf(stderr, "save as fimg -> %d\n", foo);
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