From 4e46d2bb3bbcaa72bc106170d9a7dd0ec77ddd0d Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Thu, 10 Sep 2015 14:18:38 +0200
Subject: [PATCH] The width and height of the OSD are now limited to the actual
 maximum dimensions of the output device

---
 HISTORY | 2 ++
 osd.c   | 6 +++---
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/HISTORY b/HISTORY
index 85bd1709..bb2919f0 100644
--- a/HISTORY
+++ b/HISTORY
@@ -8818,3 +8818,5 @@ Video Disk Recorder Revision History
 - Fixed a possible stack overflow in cListBase::Sort() (thanks to Oliver Endriss).
 - Changed the description of the --chartab option in the INSTALL file to refer to
   "DVB SI table strings" instead of "EPG data".
+- The width and height of the OSD are now limited to the actual maximum dimensions
+  of the output device, taking into account the top and left offset.
diff --git a/osd.c b/osd.c
index 579c54db..524700ae 100644
--- a/osd.c
+++ b/osd.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: osd.c 4.2 2015/03/25 08:57:05 kls Exp $
+ * $Id: osd.c 4.3 2015/09/10 14:12:06 kls Exp $
  */
 
 #include "osd.h"
@@ -2042,8 +2042,8 @@ void cOsdProvider::UpdateOsdSize(bool Force)
   if (Width != oldWidth || Height != oldHeight || !DoubleEqual(Aspect, oldAspect) || Force) {
      Setup.OSDLeft = int(round(Width * Setup.OSDLeftP));
      Setup.OSDTop = int(round(Height * Setup.OSDTopP));
-     Setup.OSDWidth = int(round(Width * Setup.OSDWidthP)) & ~0x07; // OSD width must be a multiple of 8
-     Setup.OSDHeight = int(round(Height * Setup.OSDHeightP));
+     Setup.OSDWidth = min(Width - Setup.OSDLeft, int(round(Width * Setup.OSDWidthP))) & ~0x07; // OSD width must be a multiple of 8
+     Setup.OSDHeight = min(Height - Setup.OSDTop, int(round(Height * Setup.OSDHeightP)));
      Setup.OSDAspect = Aspect;
      Setup.FontOsdSize = int(round(Height * Setup.FontOsdSizeP));
      Setup.FontFixSize = int(round(Height * Setup.FontFixSizeP));