Bug#652019: Uninstalllable and needs porting to zita-convolver's new API

[hermann]

Hi 

here is a patch for ir.lv2 to make it work with zita-convolver3,
just 2 small changes are needed.

regards
hermann

--- /home/brummer/Projekte/ir/ir.lv2-1.3.1/ir.cc	2011-12-16
15:18:35.000000000 +0100
+++ /home/brummer/Projekte/ir/ir.lv2-1.3.1/plug/ir.cc	2011-12-16
15:18:24.000000000 +0100
@@ -165,8 +165,8 @@
 		treq.tv_nsec = 10000000;
 		nanosleep(&treq, &trem);
 
-		conv->check();
-		state = conv->state();
+		if(conv->check_stop())
+            state = conv->state();
 	}
 	delete conv;	
 }
@@ -558,7 +558,7 @@
 			ir->nchan);
 	}
 
-	conv->start_process(0);
+	conv->start_process(0, SCHED_FIFO);
 	ir->conv_req_to_use = req_to_use;
 }