diff -Nru vdr-1.5.9-vanilla/PLUGINS.html vdr-1.5.9-closefilter/PLUGINS.html
--- vdr-1.5.9-vanilla/PLUGINS.html	2007-08-24 16:45:02.000000000 +0300
+++ vdr-1.5.9-closefilter/PLUGINS.html	2007-09-28 17:57:47.484049900 +0300
@@ -1778,7 +1778,7 @@
 <p><table><tr><td bgcolor=#F0F0F0><pre>
 virtual bool ProvidesSource(int Source) const;
 virtual bool ProvidesTransponder(const cChannel *Channel) const;
-virtual bool ProvidesChannel(const cChannel *Channel, int Priority = -1, bool *NeedsDetachReceivers = NULL);
+virtual bool ProvidesChannel(const cChannel *Channel, int Priority = -1, bool *NeedsDetachReceivers = NULL) const;
 virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView);
 </pre></td></tr></table><p>
 
@@ -1838,7 +1838,7 @@
 functionality:
 
 <p><table><tr><td bgcolor=#F0F0F0><pre>
-virtual bool GrabImage(const char *FileName, bool Jpeg = true, int Quality = -1, int Si
+virtual bool GrabImage(const char *FileName, bool Jpeg = true, int Quality = -1, int SizeX = -1, int SizeY = -1);
 virtual void SetVideoFormat(bool VideoFormat16_9);
 virtual void SetVolumeDevice(int Volume);
 </pre></td></tr></table><p>
@@ -1846,14 +1846,15 @@
 <p>
 <b>Section Filtering</b>
 <p>
-If your device provides section filtering capabilities it can implement
-the function
+If your device provides section filtering capabilities it can implement 
+functions
 
 <p><table><tr><td bgcolor=#F0F0F0><pre>
 virtual int OpenFilter(u_short Pid, u_char Tid, u_char Mask);
+virtual bool CloseFilter(int Handle);
 </pre></td></tr></table><p>
 
-which must open a file handle that delivers section data for the given
+which must open and close a file handle that delivers section data for the given
 filter parameters.
 <p>
 In order to actually start section handling, the
diff -Nru vdr-1.5.9-vanilla/device.c vdr-1.5.9-closefilter/device.c
--- vdr-1.5.9-vanilla/device.c	2007-08-26 14:11:42.000000000 +0300
+++ vdr-1.5.9-closefilter/device.c	2007-09-28 17:53:49.734049900 +0300
@@ -576,6 +576,11 @@
   return -1;
 }
 
+bool cDevice::CloseFilter(int Handle)
+{
+  return false;
+}
+
 void cDevice::AttachFilter(cFilter *Filter)
 {
   if (sectionHandler)
diff -Nru vdr-1.5.9-vanilla/device.h vdr-1.5.9-closefilter/device.h
--- vdr-1.5.9-vanilla/device.h	2007-07-22 14:20:13.000000000 +0300
+++ vdr-1.5.9-closefilter/device.h	2007-09-28 17:53:49.749674900 +0300
@@ -303,6 +303,8 @@
        ///< Opens a file handle for the given filter data.
        ///< A derived device that provides section data must
        ///< implement this function.
+  virtual bool CloseFilter(int Handle);
+       ///< Closes a file handle
   void AttachFilter(cFilter *Filter);
        ///< Attaches the given filter to this device.
   void Detach(cFilter *Filter);
diff -Nru vdr-1.5.9-vanilla/dvbdevice.c vdr-1.5.9-closefilter/dvbdevice.c
--- vdr-1.5.9-vanilla/dvbdevice.c	2007-08-17 16:37:56.000000000 +0300
+++ vdr-1.5.9-closefilter/dvbdevice.c	2007-09-28 17:53:49.765299900 +0300
@@ -711,6 +711,11 @@
   return -1;
 }
 
+bool cDvbDevice::CloseFilter(int Handle)
+{
+  return (close(Handle) == 0);
+}
+
 void cDvbDevice::TurnOffLiveMode(bool LiveView)
 {
   if (LiveView) {
diff -Nru vdr-1.5.9-vanilla/dvbdevice.h vdr-1.5.9-closefilter/dvbdevice.h
--- vdr-1.5.9-vanilla/dvbdevice.h	2007-02-25 14:23:57.000000000 +0200
+++ vdr-1.5.9-closefilter/dvbdevice.h	2007-09-28 17:53:49.765299900 +0300
@@ -83,6 +83,7 @@
 
 protected:
   virtual int OpenFilter(u_short Pid, u_char Tid, u_char Mask);
+  virtual bool CloseFilter(int Handle);
 
 // Common Interface facilities:
 
diff -Nru vdr-1.5.9-vanilla/sections.c vdr-1.5.9-closefilter/sections.c
--- vdr-1.5.9-vanilla/sections.c	2005-09-18 14:30:29.000000000 +0300
+++ vdr-1.5.9-closefilter/sections.c	2007-09-28 17:53:49.780924900 +0300
@@ -105,7 +105,7 @@
   for (fh = filterHandles.First(); fh; fh = filterHandles.Next(fh)) {
       if (fh->filterData.Is(FilterData->pid, FilterData->tid, FilterData->mask)) {
          if (--fh->used <= 0) {
-            close(fh->handle);
+            device->CloseFilter(fh->handle);
             filterHandles.Del(fh);
             break;
             }