Fix detach and attach bug.

softhddev.c

@@ -2810,6 +2810,9 @@ void MainThreadHook(void)
 //	Suspend/Resume
 //////////////////////////////////////////////////////////////////////////////
 
+    /// call VDR support function
+extern void DelPip(void);
+
 /**
 **	Suspend plugin.
 **
@@ -2827,6 +2830,8 @@ void Suspend(int video, int audio, int dox11)
 
     Debug(3, "[softhddev]%s:\n", __FUNCTION__);
 
+    DelPip();				// must stop PIP
+
     MyVideoStream->SkipStream = 1;
     SkipAudio = 1;
 

softhddevice.cpp

@@ -1542,7 +1542,7 @@ static void NewPip(int channel_nr)
 /**
 **	Stop PIP.
 */
-static void DelPip(void)
+extern "C" void DelPip(void)
 {
     fprintf(stderr, "pip: stopped\n");
 

video.c

@@ -6594,6 +6594,7 @@ static void VdpauExit(void)
 	    VdpauDecoders[i] = NULL;
 	}
     }
+    VdpauDecoderN = 0;
 
     if (VdpauDevice) {
 	VdpauExitOutputQueue();