From: Ilia Alshanetsky <iliaa@php.net>
Date: Sun, 9 May 2004 17:47:31 +0000 (+0000)
Subject: Fixed bug #28311 (Transparency detection code is off by 1).
X-Git-Tag: RELEASE_0_1~250
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9557b4013a071176d2185211f378e726dffcd4ac;p=php

Fixed bug #28311 (Transparency detection code is off by 1).
---

diff --git a/ext/gd/libgd/gd_topal.c b/ext/gd/libgd/gd_topal.c
index 68c74aa403..60dbb6de65 100644
--- a/ext/gd/libgd/gd_topal.c
+++ b/ext/gd/libgd/gd_topal.c
@@ -1260,7 +1260,7 @@ pass2_no_dither (j_decompress_ptr cinfo, JSAMPARRAY input_buf, JSAMPARRAY output
 			 * will later be added at the end of the palette as the transparent
 			 * index.
 			 */
-			if ((im->transparent >= 0) && (im->transparent == *inptr)) {
+			if ((im->transparent >= 0) && (im->transparent == *(inptr - 1))) {
 				*outptr++ = im->colorsTotal;
 				continue;
 			}