samples

[EsounD.git] / Sound / EsounD / Filter.hs

diff --git a/Sound/EsounD/Filter.hs b/Sound/EsounD/Filter.hs
index 21413647b2fc5e728fc03a98c221d1ef46edbf03..26b6336fe417b52c1a4884d2a02c53632585e980 100644 (file)
--- a/Sound/EsounD/Filter.hs
+++ b/Sound/EsounD/Filter.hs
@@ -67,11 +67,17 @@ instance Frame fr ⇒ ReadableStream (Filter fr Stereo) (L.Vector fr, L.Vector f
 
 instance Frame fr ⇒ WritableStream (Filter fr Mono) (L.Vector fr) where 
     writeFrames fi v
-        = liftIO $ sanitizeIOError $ L.hPut (fiHandle fi) v
+        = liftIO $
+          sanitizeIOError $
+          do L.hPut (fiHandle fi) v
+             hFlush (fiHandle fi) 
 
 instance Frame fr ⇒ WritableStream (Filter fr Stereo) (L.Vector fr, L.Vector fr) where
     writeFrames fi (l, r)
-        = liftIO $ sanitizeIOError $ L.hPut (fiHandle fi) (interleave l r)
+        = liftIO $
+          sanitizeIOError $
+          do L.hPut (fiHandle fi) (interleave l r)
+             hFlush (fiHandle fi)
 
 -- | Open an ESD handle for filtering sound produced by ESD.
 --