Browse Source

faire des bords sombres

master
le vieux 2 years ago
parent
commit
54ee71119d
  1. 3
      Fonderie/Makefile
  2. 13
      Fonderie/crapulator.c
  3. 1
      Fonderie/fonctions.h
  4. 7
      Fonderie/fonderie.c
  5. 6
      Fonderie/interpolator.c
  6. 32
      Fonderie/sfx.c

3
Fonderie/Makefile

@ -1,5 +1,6 @@ @@ -1,5 +1,6 @@
#
# compilation de la fonderie
# compilation de la fonderie, du crapulator
# et de tout le crap...
#
COPT = -g -no-pie -Wall -DDEBUG_LEVEL=0 -Werror=parentheses

13
Fonderie/crapulator.c

@ -53,6 +53,9 @@ return 0; @@ -53,6 +53,9 @@ return 0;
* This is the main filter engine
* used both for input and output
*/
#define DEBUG_THIS_CRAP 1
int crapulator(FloatImg *image, int idFx, float fval)
{
int retval;
@ -67,11 +70,13 @@ fprintf(stderr, ">>> %s ( %p %d %f )\n", __func__, @@ -67,11 +70,13 @@ fprintf(stderr, ">>> %s ( %p %d %f )\n", __func__,
retval = 0;
#if DEBUG_THIS_CRAP
if (666==count) {
flag_debug = 1;
fprintf(stderr, "DEBUG PT 1 in %s:%d\n", __func__, __LINE__);
fimg_save_as_png(image, "crap_before.png", 0);
}
#endif
switch (idFx) {
case 0: /* DO NOTHING */
@ -117,6 +122,9 @@ switch (idFx) { @@ -117,6 +122,9 @@ switch (idFx) {
case 11:
retval = trinarize(image, 0);
break;
case 24: /* experiment ! */
retval = des_bords_sombres_a(image, 260);
break;
case 25:
/* please make this function more tweakable */
retval = vertical_singlitch(image, 290+rand()%35,
@ -128,12 +136,15 @@ switch (idFx) { @@ -128,12 +136,15 @@ switch (idFx) {
return -77;
}
#if DEBUG_THIS_CRAP
if (flag_debug) {
fprintf(stderr, "DEBUG PT 2 in %s:%d\n", __func__, __LINE__);
fimg_save_as_png(image, "crap_after.png", 0);
flag_debug = 0;
}
#endif
count++; flag_debug = 0;
count++;
return retval;
}

1
Fonderie/fonctions.h

@ -40,6 +40,7 @@ int create_fifo(int nbslot, int w, int h, int t); @@ -40,6 +40,7 @@ int create_fifo(int nbslot, int w, int h, int t);
* funcs in 'sfx.c'
*/
int des_bords_sombres_a(FloatImg *pimg, int offset);
int trinarize(FloatImg *pimg, int notused);
int binarize(FloatImg *pimg, int notused);

7
Fonderie/fonderie.c

@ -89,6 +89,11 @@ else fprintf(stderr, "\tno out fx\n"); @@ -89,6 +89,11 @@ 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, %ld files found\n", pattern, foo,
globbuf.gl_pathc);
@ -136,7 +141,7 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) { @@ -136,7 +141,7 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
fprintf(stderr, "traitement %s -> %d WTF?\n", cptr, foo);
break;
}
fprintf(stderr, "\t%5d\r", idx);
fprintf(stderr, "\t%5d / %5ld\r", idx, globbuf.gl_pathc);
}
fputs("\n", stderr);

6
Fonderie/interpolator.c

@ -164,7 +164,7 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) { @@ -164,7 +164,7 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
/* OK try it ... */
foo = crapulator(&B, infx, value/2.0);
if (foo) {
fprintf(stderr, "in fx crapulator failure %d\n", foo);
fprintf(stderr, "%s: input fx fail %d\n", __func__, foo);
exit(1);
}
@ -175,8 +175,8 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) { @@ -175,8 +175,8 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
/* here we can insert the OUTPUT filter */
foo = crapulator(&Out, outfx, value);
if (foo) {
fprintf(stderr, "\nout fx %d crapulator failure %d\n",
outfx, foo);
fprintf(stderr, "\n%s: out fx %d failure %d\n",
__func__, outfx, foo);
exit(1);
}

32
Fonderie/sfx.c

@ -17,6 +17,38 @@ @@ -17,6 +17,38 @@
*/
extern int verbosity;
/* -------------------------------------------------------------- */
/* nouveau du 20 novembre 2020, pour encoder une vidz du vernissage
* du festival Sauvageonnes de Mixart-Myrys */
int des_bords_sombres_a(FloatImg *pimg, int offset)
{
float coef;
int xpos, lidx, y;
#if DEBUG_LEVEL
fprintf(stderr, ">>> %s ( %p %d )\n", __func__, pimg, offset);
#endif
if (offset<0 || offset>pimg->width) {
fprintf(stderr, "%s offset %d is bad\n", __func__, offset);
return -66;
}
for (y=0; y<pimg->height; y++) {
lidx = y * pimg->width;
for (xpos=0; xpos<offset; xpos++) {
coef = (float)xpos / (float)offset;
pimg->R[xpos+lidx] *= coef;
pimg->G[xpos+lidx] *= coef;
pimg->B[xpos+lidx] *= coef;
pimg->R[(pimg->width-xpos)+lidx] *= coef;
pimg->G[(pimg->width-xpos)+lidx] *= coef;
pimg->B[(pimg->width-xpos)+lidx] *= coef;
}
}
return 0;
}
/* -------------------------------------------------------------- */
int trinarize(FloatImg *pimg, int notused)
{

Loading…
Cancel
Save