/* This code applies a low-pass filter to an image stored in array a. */
/* Low-pass filters accentuate low frequencies in an image---that is, */
/* the resulting image has lower changes between neighboring color values */
/* This code has been parameterized for arbitrary coefficients */
/*
-- Submitted By: David Kolson (dkolson@ics.uci.edu) - 08 Dec 94
--
-- Verification Information:
--
-- Verified By whom? Date Simulator
-- -------- ------------ -------- ------------
-- Syntax yes Preeti R. Panda 17 Jan 95 -
-- Functionality yes David Kolson ? -
*/
#define MAX 100
main ()
{
int i, j;
float c0, c1, c2, c3, c4, c5, c6, c7, c8;
float a[MAX][MAX];
for (i=0; i<MAX; i++) {
for (j=0; j<MAX; j++) {
a[i][j] = c0 * a[i-1][j-1] + c1 * a[i-1][j] + c2 * a[i-1][j+1] +
c3 * a[i][j-1] + c4 * a[i][j] + c5 * a[i][j+1] +
c6 * a[i+1][j-1] + c7 * a[i+1][j] + c8 * a[i+1][j+1];
}
}
}
<div align="center"><br /><script type="text/javascript"><!--
google_ad_client = "pub-7293844627074885";
//468x60, Created at 07. 11. 25
google_ad_slot = "8619794253";
google_ad_width = 468;
google_ad_height = 60;
//--></script>
<script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js">
</script><br /> </div>