| Server IP : 79.136.114.73 / Your IP : 216.73.216.37 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/self/root/home/b8009/php-5.6.22/ext/gd/libgd/ |
Upload File : |
#include "gd.h"
int gdImagePixelate(gdImagePtr im, int block_size, const unsigned int mode)
{
int x, y;
if (block_size <= 0) {
return 0;
} else if (block_size == 1) {
return 1;
}
switch (mode) {
case GD_PIXELATE_UPPERLEFT:
for (y = 0; y < im->sy; y += block_size) {
for (x = 0; x < im->sx; x += block_size) {
if (gdImageBoundsSafe(im, x, y)) {
int c = gdImageGetPixel(im, x, y);
gdImageFilledRectangle(im, x, y, x + block_size - 1, y + block_size - 1, c);
}
}
}
break;
case GD_PIXELATE_AVERAGE:
for (y = 0; y < im->sy; y += block_size) {
for (x = 0; x < im->sx; x += block_size) {
int a, r, g, b, c;
int total;
int cx, cy;
a = r = g = b = c = total = 0;
/* sampling */
for (cy = 0; cy < block_size; cy++) {
for (cx = 0; cx < block_size; cx++) {
if (!gdImageBoundsSafe(im, x + cx, y + cy)) {
continue;
}
c = gdImageGetPixel(im, x + cx, y + cy);
a += gdImageAlpha(im, c);
r += gdImageRed(im, c);
g += gdImageGreen(im, c);
b += gdImageBlue(im, c);
total++;
}
}
/* drawing */
if (total > 0) {
c = gdImageColorResolveAlpha(im, r / total, g / total, b / total, a / total);
gdImageFilledRectangle(im, x, y, x + block_size - 1, y + block_size - 1, c);
}
}
}
break;
default:
return 0;
}
return 1;
}