From: Pierre Ossman <ossman@cendio.se>
Date: Sun, 7 Jun 2020 11:36:15 +0000 (+0200)
Subject: Fix bad BasicCompression check in Tight decoder
X-Git-Tag: v1.3.0~53^2~2
X-Git-Url: https://git.proxmox.com/?p=mirror_novnc.git;a=commitdiff_plain;h=34f52a8f41ec677463dc331ae31b89db32883817

Fix bad BasicCompression check in Tight decoder
---

diff --git a/core/decoders/tight.js b/core/decoders/tight.js
index b207419..81335ab 100644
--- a/core/decoders/tight.js
+++ b/core/decoders/tight.js
@@ -56,7 +56,7 @@ export default class TightDecoder {
         } else if (this._ctl === 0x0A) {
             ret = this._pngRect(x, y, width, height,
                                 sock, display, depth);
-        } else if ((this._ctl & 0x80) == 0) {
+        } else if ((this._ctl & 0x08) == 0) {
             ret = this._basicRect(this._ctl, x, y, width, height,
                                   sock, display, depth);
         } else {