From: kramm <kramm>
Date: Wed, 30 Apr 2003 14:43:51 +0000 (+0000)
Subject: added fix for 64 byte bug also for swf_SetLossLessBitsIndexed.
X-Git-Tag: release-0-5-0~255
X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=commitdiff_plain;h=0e4e674622c2f2adb7946bca3b773bcaf0750d5d

added fix for 64 byte bug also for swf_SetLossLessBitsIndexed.
---

diff --git a/lib/modules/swfbits.c b/lib/modules/swfbits.c
index bad776b..0454f10 100644
--- a/lib/modules/swfbits.c
+++ b/lib/modules/swfbits.c
@@ -418,6 +418,17 @@ int swf_SetLosslessBitsIndexed(TAG * t,U16 width,U16 height,U8 * bitmap,RGBA * p
   
   if (!palette) free(pal);
 
+  while(t->len < 64) { /* actually, 63 and above is o.k., but let's stay on the safe side */
+
+      /* Flash players up to MX crash or do strange things if they encounter a 
+	 DefineLossless(2) Tag with a payload of less than 63 bytes. They also
+	 substitute the whole bitmap by a red rectangle.
+
+	 This loop fills up the tag with zeroes so that this doesn't happen.
+      */
+      swf_SetU8(t, 0);
+  }
+  
   return res;
 }