is fonderie ok ?

This commit is contained in:
Tonton Th 2020-11-05 21:07:38 +01:00
parent c9de7cdc80
commit e0d154c37e
6 changed files with 55 additions and 41 deletions

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@ -1,6 +1,6 @@
COPT = -g -pg -no-pie -Wall -DDEBUG_LEVEL=0 -Werror=parentheses
COPT = -g -no-pie -Wall -DDEBUG_LEVEL=0 -Werror=parentheses
LIBS = -lfloatimg -lpnglite -lm
OBJS = fonctions.o sfx.o crapulator.o
DEPS = fonctions.h crapulator.h

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@ -10,8 +10,8 @@ de **films flous**.
Le programme principal, utilisé à partir de la ligne de commande
avec une foule d'options aux mnémoniques abscons.
Rassurez-vous, en général ils sont wrappables dans des scripts
shell. Il est même possible un jour qu'ils puissent lire des
Rassurez-vous, en général il est wrappable dans des scripts
écrits en Bash. Il est même possible un jour qu'ils puissent lire des
paramètres dans `$(env)`.
```
@ -45,16 +45,17 @@ GLOB=${GRABDIR}'/?????.fimg'
${FONDEUR} -v -T 40 -I "$GLOB" -w 10 -x 0
```
Ensuite il suffit d'encoder toutes les images générées dans
`p8/` (répertoire de sortie par défaut
avec une incantation de ffmpeg :
```
ffmpeg -nostdin \
-loglevel error \
-y -r 30 -f image2 -i p8/%05d.png \
-c:v libx264 -pix_fmt yuv420p \
foo.mp4
ffmpeg -nostdin \
-loglevel error \
-y -r 30 -f image2 -i p8/%05d.png \
-c:v libx264 -pix_fmt yuv420p \
foo.mp4
```
## crapulator.c

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@ -55,8 +55,8 @@ return 0;
*/
int crapulator(FloatImg *image, int idFx, float fval)
{
int retval, foo;
FloatImg imgtmp;
int retval;
// FloatImg imgtmp;
static int count = 0;
int flag_debug = 0;
@ -116,6 +116,10 @@ switch (idFx) {
}
break;
case 10:
retval = binarize(image, 0);
break;
default :
fprintf(stderr, "%s : effect #%d invalid\n",
__func__, idFx);

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@ -41,13 +41,13 @@ numero++; /* VERY IMPORTANT :) */
return 0;
}
/* -------------------------------------------------------------- */
int insert_blank(FloatImg *image, int nbre, int pproc)
int insert_blank(FloatImg *image, int nbre, int pproc, float fval)
{
int idx, foo;
fimg_clear(image);
for (idx=0; idx<nbre; idx++) {
fimg_vdeg_a(image, 16.64);
fimg_vdeg_a(image, fval);
// brotche_rand48_b(image, drand48()*0.10, 1e5);
if ((foo=traite_une_image(image, pproc, 1))) {
fprintf(stderr, "%s : err %d from 'traite_une_image'\n",
@ -61,7 +61,7 @@ puts("");
return 0;
}
/* -------------------------------------------------------------- */
#define BLANK 40
#define BLANK 30
int demarre_la_machine(char *pattern, char *outdir, int szfifo,
int infx, int outfx, int step)
@ -71,11 +71,12 @@ glob_t globbuf;
char *cptr;
FloatImg input;
double fin;
float maxvalue;
int datas[3];
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( '%s' -> '%s' %d )\n", __func__,
pattern, outdir, szfifo);
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);
@ -94,21 +95,29 @@ fprintf(stderr, "glob '%s' -> %d, %ld files found\n", pattern, foo,
/* get the size of the inputs images */
foo = fimg_fileinfos(globbuf.gl_pathv[0], datas);
width = datas[0];
height = datas[1];
width = datas[0]; height = datas[1];
fprintf(stderr, "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, "maxvalue %f\n", maxvalue);
foo = create_fifo(szfifo, width, height, FIMG_TYPE_RGB);
fprintf(stderr, "init fifo (%d slots) --> %d\n", szfifo, foo);
fimg_create(&input, width, height, 3);
/* XXX inject a few stange pics in the fifo */
insert_blank(&input, BLANK, outfx);
/* XXX inject a few strange pics in the fifo */
insert_blank(&input, BLANK, outfx, maxvalue);
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);
@ -116,7 +125,6 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
fprintf(stderr, "load #%d from dump -> %d\n", idx, foo);
continue;
}
/* ========================= */
/* FSCKING INPUT FILTER HERE */
foo = crapulator(&input, infx, 0.42);
@ -124,7 +132,6 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
fprintf(stderr, "%s crapulator -> %d\n", __func__, foo);
exit(1);
}
foo = traite_une_image(&input, outfx, step);
if (foo) {
fprintf(stderr, "traitement %s -> %d WTF?\n", cptr, foo);
@ -132,10 +139,13 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
}
fprintf(stderr, "\t%5d\r", idx);
}
fputs("\n", stderr);
insert_blank(&input, BLANK, outfx);
insert_blank(&input, BLANK*2, outfx, maxvalue);
/*
* PLEASE, FLUSH THE FIFO !
*/
fin = fimg_timer_get(0);
if (idx) {

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@ -21,8 +21,7 @@ extern int verbosity;
int binarize(FloatImg *pimg, int notused)
{
float mm[6], mR, mG, mB;
int foo, x, y;
float rgb[3];
int foo, size;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %d )\n", __func__, pimg, notused);
@ -34,19 +33,17 @@ mG = (mm[3] - mm[2]) / 2.0;
mB = (mm[5] - mm[4]) / 2.0;
if (verbosity > 1)
fprintf(stderr, "%s: %f %f %f\n", __func__, mR, mG, mB);
fprintf(stderr, "%s: %f %f %f\n", __func__, mR, mG, mB);
for (y=0; y<pimg->height; y++) {
for (x=0; x<pimg->width; x++) {
fimg_get_rgb(pimg, x, y, rgb);
if (rgb[0] < mR) rgb[0] = mm[0];
else rgb[0] = mm[1];
if (rgb[1] < mG) rgb[1] = mm[2];
else rgb[1] = mm[3];
if (rgb[2] < mB) rgb[2] = mm[4];
else rgb[2] = mm[5];
fimg_put_rgb(pimg, x, y, rgb);
}
size = pimg->width * pimg->height;
for (foo=0; foo<size; foo++) {
if (pimg->R[foo] < mR) pimg->R[foo] = mm[0];
else pimg->R[foo] = mm[1];
if (pimg->G[foo] < mG) pimg->G[foo] = mm[2];
else pimg->G[foo] = mm[3];
if (pimg->B[foo] < mB) pimg->B[foo] = mm[4];
else pimg->B[foo] = mm[5];
}
return 0;

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@ -46,3 +46,5 @@ Certains outils externes sont aussi utiles :
Encore trop légère, mais déja [présente](doc/).
C'est à vous de compiler le
[PDF](http://la.buvette.org/photos/cumul/the_floatimg_hack.pdf)
Your mileage may vary...