libtthimage/Lib/cadres84.c

94 lines
2.0 KiB
C

/*
* cadres84.c
*/
#include <stdio.h>
#include <math.h>
#include "../tthimage.h"
/*::------------------------------------------------------------------::*/
int Image_cadre_b84_a(Image_Desc *img, int parX, int parY, int k)
{
int h, w, x, y, foo;
h = img->height; w = img->width;
#if DEBUG_LEVEL
fprintf(stderr, "%s: %p px=%d py=%d k=%d\n", __func__, img, parX, parY, k);
#endif
for (y=0; y<h; y++)
{
for (foo=0; foo<parX; foo++)
{
Image_plot_channel(img, 'r', foo, y, k);
Image_plot_channel(img, 'g', foo, y, 256-k);
Image_plot_channel(img, 'b', (w-foo)-1, y, k);
Image_plot_channel(img, 'r', (w-foo)-1, y, 256-k);
}
}
return BAD_CADRE;
}
/*::------------------------------------------------------------------::*/
/* mise en place 9 avril 2010 */
int Image_cadre_b84_b(Image_Desc *img, int k0, int k1)
{
int x, y, r, g, b;
int foo;
#if DEBUG_LEVEL
fprintf(stderr, "%s ( %p %d %d )\n", __func__, img, k0, k1);
#endif
for (x=0; x<img->width; x++)
{
for (foo=0; foo<k1; foo++)
{
y = 0 + foo;
Image_getRGB(img, x, y, &r, &g, &b);
if (rand() & 0x1180)
{
r = (r/2) + 127; g = b / 3;
}
else
{
r ^= rand(); g ^= rand(); b ^= rand();
}
Image_plotRGB(img, x, y, r, g, b);
y = img->height - (foo+1);
Image_getRGB(img, x, y, &r, &g, &b);
if (rand() & 0x1180)
{
r = (r/2) + 127; g = b / 3;
}
else
{
r ^= rand(); g ^= rand(); b ^= rand();
}
Image_plotRGB(img, x, y, r, g, b);
}
}
return FUNC_IS_BETA;
}
/*::------------------------------------------------------------------::*/
int Image_cadre_b84_c(Image_Desc *img, int k0, int k1, int k2)
{
int h, w, x, y, foo;
#if DEBUG_LEVEL
fprintf(stderr, "%s: %p %d * %d %d\n", __func__, img, k0, k1, k2);
#endif
fprintf(stderr, " +------------------------------+\n");
fprintf(stderr, " | SOFTWARE FAILURE - TASK HELD |\n");
fprintf(stderr, " | FINISH ALL DISK ACTIVITIES |\n");
fprintf(stderr, " +------------------------------+\n");
return BAD_CADRE;
}
/*::------------------------------------------------------------------::*/