Bibliothèque de traitements d'images en virgule flottante. http://la.buvette.org/photos/cumul/
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/*
* FONDERIE
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <glob.h>
#include <floatimg.h>
#include "fonctions.h"
#include "glitches.h"
#include "crapulator.h"
int verbosity;
int convert_to_gray;
/* -------------------------------------------------------------- */
int traite_une_image(FloatImg *image, int proc, int step, char *outd)
{
static int numero;
int foo;
char ligne[200];
/* here, we put the picz in the fifo machinery */
foo = insert_picture(image);
if (foo) {
fprintf(stderr, "%s: err %d on insert\n", __func__, foo);
return foo;
}
sprintf(ligne, "%s/%05d.png", outd, numero);
foo = export_fifo(ligne, proc, step);
if (foo) {
fprintf(stderr, "%s: err %d on export\n", __func__, foo);
return foo;
}
numero++; /* VERY IMPORTANT :) */
return 0;
}
/* -------------------------------------------------------------- */
int insert_blank(FloatImg *image, int nbre, int pproc,
float fval, char *outd)
{
int idx, foo;
fimg_clear(image);
for (idx=0; idx<nbre; idx++) {
fimg_vdeg_a(image, fval);
// brotche_rand48_b(image, drand48()*0.10, 1e5);
if ((foo=traite_une_image(image, pproc, 1, outd))) {
fprintf(stderr, "%s : err %d from 'traite_une_image'\n",
__func__, foo);
break;
}
printf("\t%c\r", "ABCDEF"[idx%6]); fflush(stdout);
}
puts("");
return 0;
}
/* -------------------------------------------------------------- */
int demarre_la_machine(char *pattern, char *outdir, int szfifo,
int infx, int outfx, int step, int blk)
{
int foo, idx, width, height;
glob_t globbuf;
char *cptr;
FloatImg input;
double fin;
float maxvalue;
int datas[3];
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( '%s' -> '%s' %d eff:%d:%d)\n", __func__,
pattern, outdir, szfifo, infx, outfx);
#endif
if (1 != step) fprintf(stderr, "\tstep is %d\n", step);
(void)fimg_timer_set(0);
if (infx) fprintf(stderr, "\tin fx #%d\n", infx);
else fprintf(stderr, "\tno in fx\n");
if (outfx) fprintf(stderr, "\tout fx #%d\n", outfx);
else fprintf(stderr, "\tno out fx\n");
memset(&globbuf, 0, sizeof(glob_t));
foo = glob(pattern, 0, NULL, &globbuf);
if (foo) {
fprintf(stderr, "glob failure %d\n", foo);
exit(1);
}
fprintf(stderr, "glob '%s' -> %d, %d files found\n", pattern, foo,
(int)globbuf.gl_pathc);
/* get the size of the inputs images */
foo = fimg_fileinfos(globbuf.gl_pathv[0], datas);
width = datas[0]; height = datas[1];
fprintf(stderr, "first image size %dx%d\n", width, height);
fimg_create(&input, width, height, 3);
/* get the maximum value of the first pic */
foo = fimg_load_from_dump(globbuf.gl_pathv[0], &input);
if (foo) {
fprintf(stderr, "%s: err %d loading %s\n",
__func__, foo, globbuf.gl_pathv[0]);
exit(1);
}
maxvalue = fimg_get_maxvalue(&input);
fprintf(stderr, "first image maxvalue %f\n", maxvalue);
foo = create_fifo(szfifo, width, height, FIMG_TYPE_RGB);
fprintf(stderr, "init fifo (%d slots) --> %d\n", szfifo, foo);
/* XXX inject a few strange pics in the fifo */
insert_blank(&input, blk, outfx, maxvalue, outdir);
for (idx=0; idx<globbuf.gl_pathc; idx++) {
cptr = globbuf.gl_pathv[idx];
/* first step : read the current grabed picz from disk,
and put it in our private buffer */
foo = fimg_load_from_dump(cptr, &input);
if (foo) {
fprintf(stderr, "load #%d from dump -> %d\n", idx, foo);
continue;
}
/* fscking input filter here */
foo = crapulator(&input, infx, 0.42);
if (foo) {
fprintf(stderr, "%s crapulator -> %d\n", __func__, foo);
exit(1);
}
foo = traite_une_image(&input, outfx, step, outdir);
if (foo) {
fprintf(stderr, "traitement %s -> %d WTF?\n", cptr, foo);
break;
}
fprintf(stderr, "\t%5d / %5d\r", idx, (int)globbuf.gl_pathc);
}
fputs("\n", stderr);
insert_blank(&input, blk, outfx, maxvalue, outdir);
/*
* PLEASE, FLUSH THE FIFO !
*/
fin = fimg_timer_get(0);
if (idx) {
fprintf(stderr, "\nelapsed %.2f seconds, %.2f s/pic\n", fin, fin/idx);
}
else {
fprintf(stderr, "\nelapsed %.2f seconds\n", fin);
}
return 8; /* why 9 ? */
}
/* -------------------------------------------------------------- */
void help(void)
{
puts("\tFONDERIE\noptions:");
puts("\t-g\tconvert to gray");
puts("\t-I\tinput glob pattern");
puts("\t-O\toutput directory");
puts("\t-T\tfifo size");
puts("\t-v\tincrease verbosity");
puts("\t-w\tinput effect");
puts("\t-x\toutput effect");
exit(0);
}
/* -------------------------------------------------------------- */
int main (int argc, char *argv[])
{
int foo, opt;
int fifosize = 10;
char *in_pattern = "capture/?????.fimg";
char *out_dir = "p8";
int in_effect = 0;
int out_effect = 0;
int steps = 1;
int blanks = 20;
fprintf(stderr, "*** %s :\n\tcompiled by tTh, %s %s\n\tpid %d\n",
argv[0], __DATE__, __TIME__, getpid());
fimg_print_version(2);
while ((opt = getopt(argc, argv, "B:ghI:O:s:T:vw:x:")) != -1) {
switch(opt) {
case 'B': blanks = atoi(optarg);
break;
case 'g': convert_to_gray = 1;
break;
case 'h': help();
break;
case 'I': in_pattern = optarg;
break;
case 'O': out_dir = optarg;
break;
case 'T': fifosize = atoi(optarg);
break;
case 'v': verbosity++;
break;
case 'w': in_effect = atoi(optarg);
break;
case 'x': out_effect = atoi(optarg);
break;
case 's': steps = atoi(optarg);
break;
}
}
if (verbosity) {
fprintf(stderr, "input glob %s\n", in_pattern);
fprintf(stderr, "output dir %s\n", out_dir);
}
foo = demarre_la_machine(in_pattern, out_dir, fifosize, in_effect,
out_effect, steps, blanks);
fprintf(stderr, "retour du big-run de la machine -> %d\n", foo);
return 0;
}
/* -------------------------------------------------------------- */