diff --git a/ChangeLog b/ChangeLog
index 91a5128..0e756a9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 User johns
 Date:
 
+    Support multiple streams with ScaleVideo.
     Makes 4:3 and 16:9 display format configurable.
     Don't use DVB display format.
 
diff --git a/softhddev.c b/softhddev.c
index 61b6258..4c99b7d 100644
--- a/softhddev.c
+++ b/softhddev.c
@@ -1,7 +1,7 @@
 ///
 ///	@file softhddev.c	@brief A software HD device plugin for VDR.
 ///
-///	Copyright (c) 2011, 2013 by Johns.  All Rights Reserved.
+///	Copyright (c) 2011 - 2013 by Johns.  All Rights Reserved.
 ///
 ///	Contributor(s):
 ///
@@ -2836,3 +2836,18 @@ void GetStats(int *missed, int *duped, int *dropped, int *counter)
 	VideoGetStats(MyHwDecoder, missed, duped, dropped, counter);
     }
 }
+
+/**
+**	Scale the currently shown video.
+**
+**	@param x	video window x coordinate OSD relative
+**	@param y	video window y coordinate OSD relative
+**	@param width	video window width OSD relative
+**	@param height	video window height OSD relative
+*/
+void ScaleVideo(int x, int y, int width, int height)
+{
+    if (MyHwDecoder) {
+	VideoSetOutputPosition(MyHwDecoder, x, y, width, height);
+    }
+}
diff --git a/softhddev.h b/softhddev.h
index 60dfcbf..cf8bf2b 100644
--- a/softhddev.h
+++ b/softhddev.h
@@ -1,7 +1,7 @@
 ///
 ///	@file softhddev.h	@brief software HD device plugin header file.
 ///
-///	Copyright (c) 2011 - 2012 by Johns.  All Rights Reserved.
+///	Copyright (c) 2011 - 2013 by Johns.  All Rights Reserved.
 ///
 ///	Contributor(s):
 ///
@@ -95,6 +95,8 @@ extern "C"
 
     /// Get decoder statistics
     extern void GetStats(int *, int *, int *, int *);
+    /// C plugin scale video
+    extern void ScaleVideo(int, int, int, int);
 #ifdef __cplusplus
 }
 #endif
diff --git a/softhddevice.cpp b/softhddevice.cpp
index 5ac8f11..d85f52e 100644
--- a/softhddevice.cpp
+++ b/softhddevice.cpp
@@ -324,7 +324,7 @@ cSoftOsd::~cSoftOsd(void)
 
 	::GetOsdSize(&width, &height, &video_aspect);
 	// works osd relative
-	VideoSetOutputPosition(0, 0, width, height);
+	::ScaleVideo(0, 0, width, height);
     }
 #endif
 }
@@ -358,8 +358,8 @@ void cSoftOsd::Flush(void)
 	// FIXME: vidWin is OSD relative not video window.
 	// FIXME: doesn't work if fixed OSD width != real window width
 	// FIXME: solved in VideoSetOutputPosition
-	VideoSetOutputPosition(Left() + vidWin.x1, Top() + vidWin.y1,
-	    vidWin.Width(), vidWin.Height());
+	::ScaleVideo(Left() + vidWin.x1, Top() + vidWin.y1, vidWin.Width(),
+	    vidWin.Height());
     }
 #endif
 
@@ -1913,7 +1913,7 @@ void cSoftHdDevice::ScaleVideo(const cRect & rect)
     dsyslog("[softhddev]%s: %dx%d%+d%+d\n", __FUNCTION__, VidWinRect.Width(),
 	VidWinRect.Height(), VidWinRect.X(), VidWinRect.Y());
 #endif
-    VideoSetOutputPosition(rect.X(), rect.Y(), rect.Width(), rect.Height());
+    ::ScaleVideo(rect.X(), rect.Y(), rect.Width(), rect.Height());
 }
 
 #endif
diff --git a/video.c b/video.c
index 2c29047..4f5ecd8 100644
--- a/video.c
+++ b/video.c
@@ -10230,14 +10230,14 @@ void VideoSetHue(int hue)
 ///
 ///	Set video output position.
 ///
-///	@param x	video output x coordinate OSD relative
-///	@param y	video output y coordinate OSD relative
-///	@param width	video output width
-///	@param height	video output height
+///	@param hw_decoder	video hardware decoder
+///	@param x		video output x coordinate OSD relative
+///	@param y		video output y coordinate OSD relative
+///	@param width		video output width
+///	@param height		video output height
 ///
-///	@note FIXME: need to know which stream.
-///
-void VideoSetOutputPosition(int x, int y, int width, int height)
+void VideoSetOutputPosition(VideoHwDecoder * hw_decoder, int x, int y,
+    int width, int height)
 {
     static int last_x;			///< last video output window x
     static int last_y;			///< last video output window y
@@ -10277,9 +10277,9 @@ void VideoSetOutputPosition(int x, int y, int width, int height)
     // FIXME: add function to module class
 #ifdef USE_VDPAU
     if (VideoUsedModule == &VdpauModule) {
-	VdpauSetOutputPosition(VdpauDecoders[0], last_x, last_y, last_width,
+	VdpauSetOutputPosition(&hw_decoder->Vdpau, last_x, last_y, last_width,
 	    last_height);
-	VdpauUpdateOutput(VdpauDecoders[0]);
+	VdpauUpdateOutput(&hw_decoder->Vdpau);
     }
 #endif
 #ifdef USE_VAAPI
diff --git a/video.h b/video.h
index fab717f..1385122 100644
--- a/video.h
+++ b/video.h
@@ -110,7 +110,7 @@ extern void VideoSetSaturation(int);
 extern void VideoSetHue(int);
 
     /// Set video output position.
-extern void VideoSetOutputPosition(int, int, int, int);
+extern void VideoSetOutputPosition(VideoHwDecoder *, int, int, int, int);
 
     /// Set video mode.
 extern void VideoSetVideoMode(int, int, int, int);