Merge branch 'nxagent'

1 files changed, 2286 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c.NX.original b/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c.NX.original
new file mode 100644
index 000000000..f6dad312a
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c.NX.original
@@ -0,0 +1,2286 @@
+/**************************************************************************/
+/*                                                                        */
+/* Copyright (c) 2001, 2011 NoMachine, http://www.nomachine.com/.         */
+/*                                                                        */
+/* NXAGENT, NX protocol compression and NX extensions to this software    */
+/* are copyright of NoMachine. Redistribution and use of the present      */
+/* software is allowed according to terms specified in the file LICENSE   */
+/* which comes in the source distribution.                                */
+/*                                                                        */
+/* Check http://www.nomachine.com/licensing.html for applicability.       */
+/*                                                                        */
+/* NX and NoMachine are trademarks of Medialogic S.p.A.                   */
+/*                                                                        */
+/* All rights reserved.                                                   */
+/*                                                                        */
+/**************************************************************************/
+
+/* $XdotOrg: xc/programs/Xserver/Xext/xvdisp.c,v 1.6 2005/07/03 08:53:36 daniels Exp $ */
+/***********************************************************
+Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts,
+and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
+
+                        All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its 
+documentation for any purpose and without fee is hereby granted, 
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in 
+supporting documentation, and that the names of Digital or MIT not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.  
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+******************************************************************/
+/* $XFree86: xc/programs/Xserver/Xext/xvdisp.c,v 1.27 2003/07/16 01:38:31 dawes Exp $ */
+
+/*
+** File: 
+**
+**   xvdisp.c --- Xv server extension dispatch module.
+**
+** Author: 
+**
+**   David Carver (Digital Workstation Engineering/Project Athena)
+**
+** Revisions:
+**
+**   11.06.91 Carver
+**     - changed SetPortControl to SetPortAttribute
+**     - changed GetPortControl to GetPortAttribute
+**     - changed QueryBestSize
+**
+**   15.05.91 Carver
+**     - version 2.0 upgrade
+**
+**   24.01.91 Carver
+**     - version 1.4 upgrade
+**
+*/
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "misc.h"
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "pixmapstr.h"
+#include "gcstruct.h"
+#include "dixstruct.h"
+#include "resource.h"
+#include "opaque.h"
+
+#include <X11/extensions/Xv.h>
+#include <X11/extensions/Xvproto.h>
+#include "xvdix.h"
+#ifdef MITSHM
+#define _XSHM_SERVER_
+#include <X11/extensions/shmstr.h>
+#endif
+
+#include "Trap.h"
+
+#undef  TEST
+#undef  DEBUG
+
+#ifdef EXTMODULE
+#include "xf86_ansic.h"
+#endif
+
+#include "xvdisp.h"
+
+#ifdef PANORAMIX
+#include "panoramiX.h"
+#include "panoramiXsrv.h"
+
+unsigned long XvXRTPort;
+
+#ifdef MITSHM
+static int XineramaXvShmPutImage(ClientPtr);
+#endif
+static int XineramaXvPutImage(ClientPtr);
+static int XineramaXvPutVideo(ClientPtr);
+static int XineramaXvPutStill(ClientPtr);
+static int XineramaXvSetPortAttribute(ClientPtr);
+static int XineramaXvStopVideo(ClientPtr);
+#endif
+
+/* INTERNAL */
+
+static int ProcXvQueryExtension(ClientPtr);
+static int ProcXvQueryAdaptors(ClientPtr);
+static int ProcXvQueryEncodings(ClientPtr);
+static int ProcXvPutVideo(ClientPtr);
+static int ProcXvPutStill(ClientPtr);
+static int ProcXvGetVideo(ClientPtr);
+static int ProcXvGetStill(ClientPtr);
+static int ProcXvGrabPort(ClientPtr);
+static int ProcXvUngrabPort(ClientPtr);
+static int ProcXvSelectVideoNotify(ClientPtr);
+static int ProcXvSelectPortNotify(ClientPtr);
+static int ProcXvStopVideo(ClientPtr);
+static int ProcXvSetPortAttribute(ClientPtr);
+static int ProcXvGetPortAttribute(ClientPtr);
+static int ProcXvQueryBestSize(ClientPtr);
+static int ProcXvQueryPortAttributes(ClientPtr);
+static int ProcXvPutImage(ClientPtr);
+#ifdef MITSHM
+static int ProcXvShmPutImage(ClientPtr);
+#endif
+static int ProcXvQueryImageAttributes(ClientPtr);
+static int ProcXvListImageFormats(ClientPtr);
+
+static int SProcXvQueryExtension(ClientPtr);
+static int SProcXvQueryAdaptors(ClientPtr);
+static int SProcXvQueryEncodings(ClientPtr);
+static int SProcXvPutVideo(ClientPtr);
+static int SProcXvPutStill(ClientPtr);
+static int SProcXvGetVideo(ClientPtr);
+static int SProcXvGetStill(ClientPtr);
+static int SProcXvGrabPort(ClientPtr);
+static int SProcXvUngrabPort(ClientPtr);
+static int SProcXvSelectVideoNotify(ClientPtr);
+static int SProcXvSelectPortNotify(ClientPtr);
+static int SProcXvStopVideo(ClientPtr);
+static int SProcXvSetPortAttribute(ClientPtr);
+static int SProcXvGetPortAttribute(ClientPtr);
+static int SProcXvQueryBestSize(ClientPtr);
+static int SProcXvQueryPortAttributes(ClientPtr);
+static int SProcXvPutImage(ClientPtr);
+#ifdef MITSHM
+static int SProcXvShmPutImage(ClientPtr);
+#endif
+static int SProcXvQueryImageAttributes(ClientPtr);
+static int SProcXvListImageFormats(ClientPtr);
+
+static int SWriteQueryAdaptorsReply(ClientPtr, xvQueryAdaptorsReply *);
+static int SWriteQueryExtensionReply(ClientPtr, xvQueryExtensionReply *);
+static int SWriteQueryEncodingsReply(ClientPtr, xvQueryEncodingsReply *);
+static int SWriteAdaptorInfo(ClientPtr, xvAdaptorInfo *);
+static int SWriteEncodingInfo(ClientPtr, xvEncodingInfo *);
+static int SWriteFormat(ClientPtr, xvFormat *);
+static int SWriteAttributeInfo(ClientPtr, xvAttributeInfo *);
+static int SWriteGrabPortReply(ClientPtr, xvGrabPortReply *);
+static int SWriteGetPortAttributeReply(ClientPtr, xvGetPortAttributeReply *);
+static int SWriteQueryBestSizeReply(ClientPtr, xvQueryBestSizeReply *);
+static int SWriteQueryPortAttributesReply(
+		ClientPtr, xvQueryPortAttributesReply *);
+static int SWriteQueryImageAttributesReply(
+		ClientPtr, xvQueryImageAttributesReply*);
+static int SWriteListImageFormatsReply(ClientPtr, xvListImageFormatsReply*);
+static int SWriteImageFormatInfo(ClientPtr, xvImageFormatInfo*);
+
+#define _WriteQueryAdaptorsReply(_c,_d) \
+  if ((_c)->swapped) SWriteQueryAdaptorsReply(_c, _d); \
+  else WriteToClient(_c, sz_xvQueryAdaptorsReply, (char*)_d)
+
+#define _WriteQueryExtensionReply(_c,_d) \
+  if ((_c)->swapped) SWriteQueryExtensionReply(_c, _d); \
+  else WriteToClient(_c, sz_xvQueryExtensionReply, (char*)_d)
+
+#define _WriteQueryEncodingsReply(_c,_d) \
+  if ((_c)->swapped) SWriteQueryEncodingsReply(_c, _d); \
+  else WriteToClient(_c, sz_xvQueryEncodingsReply, (char*)_d)
+
+#define _WriteAdaptorInfo(_c,_d) \
+  if ((_c)->swapped) SWriteAdaptorInfo(_c, _d); \
+  else WriteToClient(_c, sz_xvAdaptorInfo, (char*)_d)
+
+#define _WriteAttributeInfo(_c,_d) \
+  if ((_c)->swapped) SWriteAttributeInfo(_c, _d); \
+  else WriteToClient(_c, sz_xvAttributeInfo, (char*)_d)
+
+#define _WriteEncodingInfo(_c,_d) \
+  if ((_c)->swapped) SWriteEncodingInfo(_c, _d); \
+  else WriteToClient(_c, sz_xvEncodingInfo, (char*)_d)
+
+#define _WriteFormat(_c,_d) \
+  if ((_c)->swapped) SWriteFormat(_c, _d); \
+  else WriteToClient(_c, sz_xvFormat, (char*)_d)
+
+#define _WriteGrabPortReply(_c,_d) \
+  if ((_c)->swapped) SWriteGrabPortReply(_c, _d); \
+  else WriteToClient(_c, sz_xvGrabPortReply, (char*)_d)
+
+#define _WriteGetPortAttributeReply(_c,_d) \
+  if ((_c)->swapped) SWriteGetPortAttributeReply(_c, _d); \
+  else WriteToClient(_c, sz_xvGetPortAttributeReply, (char*)_d)
+
+#define _WriteQueryBestSizeReply(_c,_d) \
+  if ((_c)->swapped) SWriteQueryBestSizeReply(_c, _d); \
+  else WriteToClient(_c, sz_xvQueryBestSizeReply,(char*) _d)
+
+#define _WriteQueryPortAttributesReply(_c,_d) \
+  if ((_c)->swapped) SWriteQueryPortAttributesReply(_c, _d); \
+  else WriteToClient(_c, sz_xvQueryPortAttributesReply,(char*) _d)
+
+#define _WriteQueryImageAttributesReply(_c,_d) \
+  if ((_c)->swapped) SWriteQueryImageAttributesReply(_c, _d); \
+  else WriteToClient(_c, sz_xvQueryImageAttributesReply,(char*) _d)
+
+#define _WriteListImageFormatsReply(_c,_d) \
+  if ((_c)->swapped) SWriteListImageFormatsReply(_c, _d); \
+  else WriteToClient(_c, sz_xvListImageFormatsReply,(char*) _d)
+
+#define _WriteImageFormatInfo(_c,_d) \
+  if ((_c)->swapped) SWriteImageFormatInfo(_c, _d); \
+  else WriteToClient(_c, sz_xvImageFormatInfo, (char*)_d)
+
+#define _AllocatePort(_i,_p) \
+  ((_p)->id != _i) ? (* (_p)->pAdaptor->ddAllocatePort)(_i,_p,&_p) : Success
+
+/*
+** ProcXvDispatch
+**
+**
+**
+*/
+
+int
+ProcXvDispatch(ClientPtr client)
+{
+  int result;
+
+  REQUEST(xReq);
+
+  UpdateCurrentTime();
+
+  /*
+   * Report upstream that we are
+   * dispatching a XVideo operation.
+   */
+
+  nxagentXvTrap = 1;
+
+  #ifdef TEST
+  fprintf(stderr, "ProcXvDispatch: Going to dispatch XVideo operation [%d] for client [%d].\n", 
+              stuff->data, client -> index);
+  #endif
+
+  switch (stuff->data) 
+    {
+    case xv_QueryExtension: result = (ProcXvQueryExtension(client)); break;
+    case xv_QueryAdaptors: result = (ProcXvQueryAdaptors(client)); break;
+    case xv_QueryEncodings: result = (ProcXvQueryEncodings(client)); break;
+    case xv_PutVideo:
+#ifdef PANORAMIX
+        if(!noPanoramiXExtension)
+            result = (XineramaXvPutVideo(client)); break;
+        else
+#endif
+            result = (ProcXvPutVideo(client)); break;
+    case xv_PutStill:
+#ifdef PANORAMIX
+        if(!noPanoramiXExtension)
+            result = (XineramaXvPutStill(client)); break
+        else
+#endif
+    	    result = (ProcXvPutStill(client)); break;
+    case xv_GetVideo: result = (ProcXvGetVideo(client)); break;
+    case xv_GetStill: result = (ProcXvGetStill(client)); break;
+    case xv_GrabPort: result = (ProcXvGrabPort(client)); break;
+    case xv_UngrabPort: result = (ProcXvUngrabPort(client)); break;
+    case xv_SelectVideoNotify: result = (ProcXvSelectVideoNotify(client)); break;
+    case xv_SelectPortNotify: result = (ProcXvSelectPortNotify(client)); break;
+    case xv_StopVideo: 
+#ifdef PANORAMIX
+        if(!noPanoramiXExtension)
+	    result = (XineramaXvStopVideo(client)); break;
+	else
+#endif
+	    result = (ProcXvStopVideo(client)); break;
+    case xv_SetPortAttribute: 
+#ifdef PANORAMIX
+        if(!noPanoramiXExtension)
+	    result = (XineramaXvSetPortAttribute(client)); break;
+	else
+#endif
+	    result = (ProcXvSetPortAttribute(client)); break;
+    case xv_GetPortAttribute: result = (ProcXvGetPortAttribute(client)); break;
+    case xv_QueryBestSize: result = (ProcXvQueryBestSize(client)); break;
+    case xv_QueryPortAttributes: result = (ProcXvQueryPortAttributes(client)); break;
+    case xv_PutImage:
+#ifdef PANORAMIX
+        if(!noPanoramiXExtension)
+	    result = (XineramaXvPutImage(client)); break;
+	else
+#endif
+	    result = (ProcXvPutImage(client)); break;
+#ifdef MITSHM
+    case xv_ShmPutImage: 
+#ifdef PANORAMIX
+        if(!noPanoramiXExtension)
+	    result = (XineramaXvShmPutImage(client)); break;
+	else
+#endif
+	    result = (ProcXvShmPutImage(client)); break;
+#endif
+    case xv_QueryImageAttributes: result = (ProcXvQueryImageAttributes(client)); break;
+    case xv_ListImageFormats: result = (ProcXvListImageFormats(client)); break;
+    default:
+      if (stuff->data < xvNumRequests)
+	{
+	  SendErrorToClient(client, XvReqCode, stuff->data, 0, 
+			    BadImplementation);
+	  result = (BadImplementation); break;
+	}
+      else
+	{
+	  SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest);
+	  result = (BadRequest);  break;
+	}
+    }
+
+  nxagentXvTrap = 0;
+
+  #ifdef TEST
+  fprintf(stderr, "ProcXvDispatch: Dispatched XVideo operation [%d] for client [%d].\n", 
+              stuff->data, client -> index);
+  #endif
+
+  return result;
+}
+
+int
+SProcXvDispatch(ClientPtr client)
+{
+  int result;
+
+  REQUEST(xReq);
+
+  UpdateCurrentTime();
+
+  /*
+   * Report upstream that we are
+   * dispatching a XVideo operation.
+   */
+
+  nxagentXvTrap = 1;
+
+  #ifdef TEST
+  fprintf(stderr, "SProcXvDispatch: Going to dispatch XVideo operation [%d] for client [%d].\n", 
+              stuff->data, client -> index);
+  #endif
+
+  switch (stuff->data) 
+    {
+    case xv_QueryExtension: result = (SProcXvQueryExtension(client)); break;
+    case xv_QueryAdaptors: result = (SProcXvQueryAdaptors(client)); break;
+    case xv_QueryEncodings: result = (SProcXvQueryEncodings(client)); break;
+    case xv_PutVideo: result = (SProcXvPutVideo(client)); break;
+    case xv_PutStill: result = (SProcXvPutStill(client)); break;
+    case xv_GetVideo: result = (SProcXvGetVideo(client)); break;
+    case xv_GetStill: result = (SProcXvGetStill(client)); break;
+    case xv_GrabPort: result = (SProcXvGrabPort(client)); break;
+    case xv_UngrabPort: result = (SProcXvUngrabPort(client)); break;
+    case xv_SelectVideoNotify: result = (SProcXvSelectVideoNotify(client)); break;
+    case xv_SelectPortNotify: result = (SProcXvSelectPortNotify(client)); break;
+    case xv_StopVideo: result = (SProcXvStopVideo(client)); break;
+    case xv_SetPortAttribute: result = (SProcXvSetPortAttribute(client)); break;
+    case xv_GetPortAttribute: result = (SProcXvGetPortAttribute(client)); break;
+    case xv_QueryBestSize: result = (SProcXvQueryBestSize(client)); break;
+    case xv_QueryPortAttributes: result = (SProcXvQueryPortAttributes(client)); break;
+    case xv_PutImage: result = (SProcXvPutImage(client)); break;
+#ifdef MITSHM
+    case xv_ShmPutImage: result = (SProcXvShmPutImage(client)); break;
+#endif
+    case xv_QueryImageAttributes: result = (SProcXvQueryImageAttributes(client)); break;
+    case xv_ListImageFormats: result = (SProcXvListImageFormats(client)); break;
+    default:
+      if (stuff->data < xvNumRequests)
+	{
+	  SendErrorToClient(client, XvReqCode, stuff->data, 0, 
+			    BadImplementation);
+	  result = (BadImplementation); break;
+	}
+      else
+	{
+	  SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest);
+	  result = (BadRequest); break;
+	}
+    }
+
+  nxagentXvTrap = 0;
+
+  #ifdef TEST
+  fprintf(stderr, "ProcXvDispatch: Dispatched XVideo operation [%d] for client [%d].\n", 
+              stuff->data, client -> index);
+  #endif
+
+  return result;
+}
+
+static int
+ProcXvQueryExtension(ClientPtr client)
+{
+  xvQueryExtensionReply rep;
+  /* REQUEST(xvQueryExtensionReq); */
+  REQUEST_SIZE_MATCH(xvQueryExtensionReq);
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.length = 0;
+  rep.version = XvVersion;
+  rep.revision = XvRevision;
+
+  _WriteQueryExtensionReply(client, &rep);
+
+  return Success;
+
+}
+
+static int
+ProcXvQueryAdaptors(ClientPtr client)
+{
+  xvFormat format;
+  xvAdaptorInfo ainfo;
+  xvQueryAdaptorsReply rep;
+  int totalSize;
+  int na;
+  XvAdaptorPtr pa;
+  int nf;
+  XvFormatPtr pf;
+  WindowPtr pWin;
+  ScreenPtr pScreen;
+  XvScreenPtr pxvs;
+
+  REQUEST(xvQueryAdaptorsReq);
+  REQUEST_SIZE_MATCH(xvQueryAdaptorsReq);
+
+  if(!(pWin = (WindowPtr)LookupWindow(stuff->window, client) ))
+    {
+      client->errorValue = stuff->window;
+      return (BadWindow);
+    }
+
+  pScreen = pWin->drawable.pScreen;
+  pxvs = (XvScreenPtr)pScreen->devPrivates[XvScreenIndex].ptr;
+
+  if (!pxvs)
+    {
+      rep.type = X_Reply;
+      rep.sequenceNumber = client->sequence;
+      rep.num_adaptors = 0;
+      rep.length = 0;
+
+      _WriteQueryAdaptorsReply(client, &rep);
+
+      return Success;
+    }
+
+  (* pxvs->ddQueryAdaptors)(pScreen, &pxvs->pAdaptors, &pxvs->nAdaptors);
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.num_adaptors = pxvs->nAdaptors;
+
+  /* CALCULATE THE TOTAL SIZE OF THE REPLY IN BYTES */
+
+  totalSize = pxvs->nAdaptors * sz_xvAdaptorInfo;
+
+  /* FOR EACH ADPATOR ADD UP THE BYTES FOR ENCODINGS AND FORMATS */
+
+  na = pxvs->nAdaptors;
+  pa = pxvs->pAdaptors;
+  while (na--)
+    {
+      totalSize += (strlen(pa->name) + 3) & ~3;
+      totalSize += pa->nFormats * sz_xvFormat;
+      pa++;
+    }
+
+  rep.length = totalSize >> 2;
+
+  _WriteQueryAdaptorsReply(client, &rep);
+
+  na = pxvs->nAdaptors;
+  pa = pxvs->pAdaptors;
+  while (na--)
+    {
+
+      ainfo.base_id = pa->base_id;
+      ainfo.num_ports = pa->nPorts;
+      ainfo.type = pa->type;
+      ainfo.name_size = strlen(pa->name);
+      ainfo.num_formats = pa->nFormats;
+
+      _WriteAdaptorInfo(client, &ainfo);
+
+      WriteToClient(client, ainfo.name_size, pa->name);
+
+      nf = pa->nFormats;
+      pf = pa->pFormats;
+      while (nf--)
+	{
+	  format.depth = pf->depth;
+	  format.visual = pf->visual;
+	  _WriteFormat(client, &format);
+	  pf++;
+	}
+
+      pa++;
+
+    }
+
+  return (client->noClientException);
+
+}
+
+static int
+ProcXvQueryEncodings(ClientPtr client)
+{
+  xvEncodingInfo einfo;
+  xvQueryEncodingsReply rep;
+  int totalSize;
+  XvPortPtr pPort;
+  int ne;
+  XvEncodingPtr pe;
+  int status;
+
+  REQUEST(xvQueryEncodingsReq);
+  REQUEST_SIZE_MATCH(xvQueryEncodingsReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.num_encodings = pPort->pAdaptor->nEncodings;
+
+  /* FOR EACH ENCODING ADD UP THE BYTES FOR ENCODING NAMES */
+
+  ne = pPort->pAdaptor->nEncodings;
+  pe = pPort->pAdaptor->pEncodings;
+  totalSize = ne * sz_xvEncodingInfo;
+  while (ne--)
+    {
+      totalSize += (strlen(pe->name) + 3) & ~3;
+      pe++;
+    }
+
+  rep.length = totalSize >> 2;
+
+  _WriteQueryEncodingsReply(client, &rep);
+
+  ne = pPort->pAdaptor->nEncodings;
+  pe = pPort->pAdaptor->pEncodings;
+  while (ne--) 
+    {
+      einfo.encoding = pe->id;
+      einfo.name_size = strlen(pe->name);
+      einfo.width = pe->width;
+      einfo.height = pe->height;
+      einfo.rate.numerator = pe->rate.numerator;
+      einfo.rate.denominator = pe->rate.denominator;
+      _WriteEncodingInfo(client, &einfo);
+      WriteToClient(client, einfo.name_size, pe->name);
+      pe++;
+    }
+
+  return (client->noClientException);
+
+}
+
+static int
+ProcXvPutVideo(ClientPtr client)
+{
+  register DrawablePtr pDraw;
+  XvPortPtr pPort;
+  register GCPtr pGC;
+  int status;
+
+  REQUEST(xvPutVideoReq);
+  REQUEST_SIZE_MATCH(xvPutVideoReq);
+
+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!(pPort->pAdaptor->type & XvInputMask) ||
+	!(pPort->pAdaptor->type & XvVideoMask))
+    {
+      client->errorValue = stuff->port;
+      return (BadMatch);
+    }
+
+  status = XVCALL(diMatchPort)(pPort, pDraw);
+  if (status != Success)
+    {
+      return status;
+    }
+
+  return XVCALL(diPutVideo)(client, pDraw, pPort, pGC,
+			    stuff->vid_x, stuff->vid_y,
+			    stuff->vid_w, stuff->vid_h,
+			    stuff->drw_x, stuff->drw_y,
+			    stuff->drw_w, stuff->drw_h);
+
+}
+
+static int
+ProcXvPutStill(ClientPtr client)
+{
+  register DrawablePtr pDraw;
+  XvPortPtr pPort;
+  register GCPtr pGC;
+  int status;
+
+  REQUEST(xvPutStillReq);
+  REQUEST_SIZE_MATCH(xvPutStillReq);
+
+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!(pPort->pAdaptor->type & XvInputMask) ||
+	!(pPort->pAdaptor->type & XvStillMask))
+    {
+      client->errorValue = stuff->port;
+      return (BadMatch);
+    }
+
+  status = XVCALL(diMatchPort)(pPort, pDraw);
+  if (status != Success)
+    {
+      return status;
+    }
+
+  return XVCALL(diPutStill)(client, pDraw, pPort, pGC,
+			    stuff->vid_x, stuff->vid_y,
+			    stuff->vid_w, stuff->vid_h,
+			    stuff->drw_x, stuff->drw_y,
+			    stuff->drw_w, stuff->drw_h);
+
+}
+
+
+static int
+ProcXvGetVideo(ClientPtr client)
+{
+  register DrawablePtr pDraw;
+  XvPortPtr pPort;
+  register GCPtr pGC;
+  int status;
+
+  REQUEST(xvGetVideoReq);
+  REQUEST_SIZE_MATCH(xvGetVideoReq);
+
+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!(pPort->pAdaptor->type & XvOutputMask) ||
+	!(pPort->pAdaptor->type & XvVideoMask))
+    {
+      client->errorValue = stuff->port;
+      return (BadMatch);
+    }
+
+  status = XVCALL(diMatchPort)(pPort, pDraw);
+  if (status != Success)
+    {
+      return status;
+    }
+
+  return XVCALL(diGetVideo)(client, pDraw, pPort, pGC,
+			    stuff->vid_x, stuff->vid_y,
+			    stuff->vid_w, stuff->vid_h,
+			    stuff->drw_x, stuff->drw_y,
+			    stuff->drw_w, stuff->drw_h);
+
+}
+
+
+static int
+ProcXvGetStill(ClientPtr client)
+{
+  register DrawablePtr pDraw;
+  XvPortPtr pPort;
+  register GCPtr pGC;
+  int status;
+
+  REQUEST(xvGetStillReq);
+  REQUEST_SIZE_MATCH(xvGetStillReq);
+
+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!(pPort->pAdaptor->type & XvOutputMask) ||
+	!(pPort->pAdaptor->type & XvStillMask))
+    {
+      client->errorValue = stuff->port;
+      return (BadMatch);
+    }
+
+  status = XVCALL(diMatchPort)(pPort, pDraw);
+  if (status != Success)
+    {
+      return status;
+    }
+
+  return XVCALL(diGetStill)(client, pDraw, pPort, pGC,
+			    stuff->vid_x, stuff->vid_y,
+			    stuff->vid_w, stuff->vid_h,
+			    stuff->drw_x, stuff->drw_y,
+			    stuff->drw_w, stuff->drw_h);
+
+}
+
+static int
+ProcXvSelectVideoNotify(ClientPtr client)
+{
+  register DrawablePtr pDraw;
+  REQUEST(xvSelectVideoNotifyReq);
+  REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq);
+
+  if(!(pDraw = (DrawablePtr)LOOKUP_DRAWABLE(stuff->drawable, client) ))
+    {
+      client->errorValue = stuff->drawable;
+      return (BadWindow);
+    }
+
+  return XVCALL(diSelectVideoNotify)(client, pDraw, stuff->onoff);
+
+}
+
+static int
+ProcXvSelectPortNotify(ClientPtr client)
+{
+  int status;
+  XvPortPtr pPort;
+  REQUEST(xvSelectPortNotifyReq);
+  REQUEST_SIZE_MATCH(xvSelectPortNotifyReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  return XVCALL(diSelectPortNotify)(client, pPort, stuff->onoff);
+
+}
+
+static int
+ProcXvGrabPort(ClientPtr client)
+{
+  int result, status;
+  XvPortPtr pPort;
+  xvGrabPortReply rep;
+  REQUEST(xvGrabPortReq);
+  REQUEST_SIZE_MATCH(xvGrabPortReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  status = XVCALL(diGrabPort)(client, pPort, stuff->time, &result);
+
+  if (status != Success)
+    {
+      return status;
+    }
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.length = 0;
+  rep.result = result;
+
+  _WriteGrabPortReply(client, &rep);
+
+  return Success;
+
+}
+
+static int
+ProcXvUngrabPort(ClientPtr client)
+{
+  int status;
+  XvPortPtr pPort;
+  REQUEST(xvGrabPortReq);
+  REQUEST_SIZE_MATCH(xvGrabPortReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  return XVCALL(diUngrabPort)(client, pPort, stuff->time);
+
+}
+
+
+static int
+ProcXvStopVideo(ClientPtr client)
+{
+  int status;
+  register DrawablePtr pDraw;
+  XvPortPtr pPort;
+  REQUEST(xvStopVideoReq);
+  REQUEST_SIZE_MATCH(xvStopVideoReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if(!(pDraw = LOOKUP_DRAWABLE(stuff->drawable, client) ))
+    {
+      client->errorValue = stuff->drawable;
+      return (BadDrawable);
+    }
+
+  return XVCALL(diStopVideo)(client, pPort, pDraw);
+
+}
+
+static int
+ProcXvSetPortAttribute(ClientPtr client)
+{
+  int status;
+  XvPortPtr pPort;
+  REQUEST(xvSetPortAttributeReq);
+  REQUEST_SIZE_MATCH(xvSetPortAttributeReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!ValidAtom(stuff->attribute))
+    {
+      client->errorValue = stuff->attribute;
+      return(BadAtom);
+    }
+
+  status = XVCALL(diSetPortAttribute)(client, pPort, 
+				    stuff->attribute, stuff->value);
+
+  if (status == BadMatch) 
+      client->errorValue = stuff->attribute;
+  else
+      client->errorValue = stuff->value;
+
+  return status;
+}
+
+static int
+ProcXvGetPortAttribute(ClientPtr client)
+{
+  INT32 value;
+  int status;
+  XvPortPtr pPort;
+  xvGetPortAttributeReply rep;
+  REQUEST(xvGetPortAttributeReq);
+  REQUEST_SIZE_MATCH(xvGetPortAttributeReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!ValidAtom(stuff->attribute))
+    {
+      client->errorValue = stuff->attribute;
+      return(BadAtom);
+    }
+
+  status = XVCALL(diGetPortAttribute)(client, pPort, stuff->attribute, &value);
+  if (status != Success)
+    {
+      client->errorValue = stuff->attribute;
+      return status;
+    }
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.length = 0;
+  rep.value = value;
+ 
+  _WriteGetPortAttributeReply(client, &rep);
+
+  return Success;
+}
+
+static int
+ProcXvQueryBestSize(ClientPtr client)
+{
+  int status;
+  unsigned int actual_width, actual_height;
+  XvPortPtr pPort;
+  xvQueryBestSizeReply rep;
+  REQUEST(xvQueryBestSizeReq);
+  REQUEST_SIZE_MATCH(xvQueryBestSizeReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.length = 0;
+
+  (* pPort->pAdaptor->ddQueryBestSize)(client, pPort, stuff->motion,
+				       stuff->vid_w, stuff->vid_h, 
+				       stuff->drw_w, stuff->drw_h, 
+				       &actual_width, &actual_height);
+
+  rep.actual_width = actual_width;
+  rep.actual_height = actual_height;
+ 
+  _WriteQueryBestSizeReply(client, &rep);
+
+  return Success;
+}
+
+
+static int
+ProcXvQueryPortAttributes(ClientPtr client)
+{
+  int status, size, i;
+  XvPortPtr pPort;
+  XvAttributePtr pAtt;
+  xvQueryPortAttributesReply rep;
+  xvAttributeInfo Info;
+  REQUEST(xvQueryPortAttributesReq);
+  REQUEST_SIZE_MATCH(xvQueryPortAttributesReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.num_attributes = pPort->pAdaptor->nAttributes;
+  rep.text_size = 0;
+
+  for(i = 0, pAtt = pPort->pAdaptor->pAttributes; 
+      i < rep.num_attributes; i++, pAtt++) 
+  {    
+      rep.text_size += (strlen(pAtt->name) + 1 + 3) & ~3L;
+  }
+
+  rep.length = (rep.num_attributes * sz_xvAttributeInfo) + rep.text_size;
+  rep.length >>= 2;
+
+  _WriteQueryPortAttributesReply(client, &rep);
+
+  for(i = 0, pAtt = pPort->pAdaptor->pAttributes; 
+      i < rep.num_attributes; i++, pAtt++) 
+  {
+      size = strlen(pAtt->name) + 1;  /* pass the NULL */
+      Info.flags = pAtt->flags;
+      Info.min = pAtt->min_value;
+      Info.max = pAtt->max_value;
+      Info.size = (size + 3) & ~3L;
+
+      _WriteAttributeInfo(client, &Info);
+
+      WriteToClient(client, size, pAtt->name);
+  }
+
+  return Success;
+}
+
+
+
+static int 
+ProcXvPutImage(ClientPtr client)
+{
+  DrawablePtr pDraw;
+  XvPortPtr pPort;
+  XvImagePtr pImage = NULL;
+  GCPtr pGC;
+  int status, i, size;
+  CARD16 width, height;
+
+  REQUEST(xvPutImageReq);
+  REQUEST_AT_LEAST_SIZE(xvPutImageReq);
+
+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!(pPort->pAdaptor->type & XvImageMask) ||
+	!(pPort->pAdaptor->type & XvInputMask))
+    {
+      client->errorValue = stuff->port;
+      return (BadMatch);
+    }
+
+  status = XVCALL(diMatchPort)(pPort, pDraw);
+  if (status != Success)
+    {
+      return status;
+    }
+
+  for(i = 0; i < pPort->pAdaptor->nImages; i++) {
+      if(pPort->pAdaptor->pImages[i].id == stuff->id) {
+	  pImage = &(pPort->pAdaptor->pImages[i]);
+	  break;
+      }
+  }
+
+  if(!pImage)
+     return BadMatch;
+
+  width = stuff->width;
+  height = stuff->height;
+  size = (*pPort->pAdaptor->ddQueryImageAttributes)(client, 
+			pPort, pImage, &width, &height, NULL, NULL);
+  size += sizeof(xvPutImageReq);
+  size = (size + 3) >> 2;
+  
+  if((width < stuff->width) || (height < stuff->height))
+     return BadValue;
+
+  if(client->req_len < size)
+     return BadLength;
+
+  return XVCALL(diPutImage)(client, pDraw, pPort, pGC, 
+			    stuff->src_x, stuff->src_y,
+			    stuff->src_w, stuff->src_h,
+			    stuff->drw_x, stuff->drw_y,
+			    stuff->drw_w, stuff->drw_h,
+			    pImage, (unsigned char*)(&stuff[1]), FALSE,
+			    stuff->width, stuff->height);
+}
+
+#ifdef MITSHM
+/* redefined here since it's not in any header file */
+typedef struct _ShmDesc {
+    struct _ShmDesc *next;
+    int shmid;
+    int refcnt;
+    char *addr;
+    Bool writable;
+    unsigned long size;
+} ShmDescRec, *ShmDescPtr;
+
+extern RESTYPE ShmSegType;
+extern int BadShmSegCode;
+extern int ShmCompletionCode;
+
+static int 
+ProcXvShmPutImage(ClientPtr client)
+{
+  ShmDescPtr shmdesc;
+  DrawablePtr pDraw;
+  XvPortPtr pPort;
+  XvImagePtr pImage = NULL;
+  GCPtr pGC;
+  int status, size_needed, i;
+  CARD16 width, height;
+
+  REQUEST(xvShmPutImageReq);
+  REQUEST_SIZE_MATCH(xvShmPutImageReq);
+
+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, pGC, client);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
+    {
+      client->errorValue = stuff->port;
+      return (status);
+    }
+
+  if (!(pPort->pAdaptor->type & XvImageMask) ||
+	!(pPort->pAdaptor->type & XvInputMask))
+    {
+      client->errorValue = stuff->port;
+      return (BadMatch);
+    }
+
+  status = XVCALL(diMatchPort)(pPort, pDraw);
+  if (status != Success)
+    {
+      return status;
+    }
+
+  for(i = 0; i < pPort->pAdaptor->nImages; i++) {
+      if(pPort->pAdaptor->pImages[i].id == stuff->id) {
+	  pImage = &(pPort->pAdaptor->pImages[i]);
+	  break;
+      }
+  }
+
+  if(!pImage)
+     return BadMatch;
+
+  if(!(shmdesc = (ShmDescPtr)LookupIDByType(stuff->shmseg, ShmSegType))) 
+    {
+      client->errorValue = stuff->shmseg;
+      return BadShmSegCode;  
+    }	
+ 
+  width = stuff->width;
+  height = stuff->height;
+  size_needed = (*pPort->pAdaptor->ddQueryImageAttributes)(client, 
+			pPort, pImage, &width, &height, NULL, NULL);
+  if((size_needed + stuff->offset) > shmdesc->size)
+      return BadAccess;
+
+  if((width < stuff->width) || (height < stuff->height))
+     return BadValue;
+     
+  status = XVCALL(diPutImage)(client, pDraw, pPort, pGC, 
+			    stuff->src_x, stuff->src_y,
+			    stuff->src_w, stuff->src_h,
+			    stuff->drw_x, stuff->drw_y,
+			    stuff->drw_w, stuff->drw_h, pImage,
+			    (unsigned char *)shmdesc->addr + stuff->offset, 
+			    stuff->send_event, stuff->width, stuff->height);
+
+  if((status == Success) && stuff->send_event) {
+        xShmCompletionEvent ev;
+
+        ev.type = ShmCompletionCode;
+        ev.drawable = stuff->drawable;
+        ev.sequenceNumber = client->sequence;
+        ev.minorEvent = xv_ShmPutImage;
+        ev.majorEvent = XvReqCode;
+        ev.shmseg = stuff->shmseg;
+        ev.offset = stuff->offset;
+        WriteEventsToClient(client, 1, (xEvent *) &ev);
+  }
+
+  return status;
+}
+#endif
+
+#ifdef XvMCExtension
+#include "xvmcext.h"
+#endif
+
+static int 
+ProcXvQueryImageAttributes(ClientPtr client)
+{
+  xvQueryImageAttributesReply rep;
+  int size, num_planes, i;
+  CARD16 width, height;
+  XvImagePtr pImage = NULL;
+  XvPortPtr pPort;
+  int *offsets;
+  int *pitches;
+  REQUEST(xvQueryImageAttributesReq);
+
+  REQUEST_SIZE_MATCH(xvQueryImageAttributesReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+  
+  for(i = 0; i < pPort->pAdaptor->nImages; i++) {
+      if(pPort->pAdaptor->pImages[i].id == stuff->id) {
+	  pImage = &(pPort->pAdaptor->pImages[i]);
+	  break;
+      }
+  }
+
+#ifdef XvMCExtension
+  if(!pImage)
+     pImage = XvMCFindXvImage(pPort, stuff->id);
+#endif
+
+  if(!pImage)
+     return BadMatch;
+
+  num_planes = pImage->num_planes;
+
+  if(!(offsets = xalloc(num_planes << 3)))
+	return BadAlloc;
+  pitches = offsets + num_planes;
+
+  width = stuff->width;
+  height = stuff->height;
+
+  size = (*pPort->pAdaptor->ddQueryImageAttributes)(client, pPort, pImage,
+					&width, &height, offsets, pitches);
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.length = num_planes << 1;
+  rep.num_planes = num_planes;
+  rep.width = width;
+  rep.height = height;
+  rep.data_size = size;
+ 
+  _WriteQueryImageAttributesReply(client, &rep);
+  if(client->swapped)
+    SwapLongs((CARD32*)offsets, rep.length);
+  WriteToClient(client, rep.length << 2, (char*)offsets);
+
+  xfree(offsets);
+
+  return Success;
+}
+
+static int 
+ProcXvListImageFormats(ClientPtr client)
+{
+  XvPortPtr pPort;
+  XvImagePtr pImage;
+  int i;
+  xvListImageFormatsReply rep;
+  xvImageFormatInfo info;
+  REQUEST(xvListImageFormatsReq);
+
+  REQUEST_SIZE_MATCH(xvListImageFormatsReq);
+
+  if(!(pPort = LOOKUP_PORT(stuff->port, client) ))
+    {
+      client->errorValue = stuff->port;
+      return (_XvBadPort);
+    }
+
+  rep.type = X_Reply;
+  rep.sequenceNumber = client->sequence;
+  rep.num_formats = pPort->pAdaptor->nImages;
+  rep.length = rep.num_formats * sz_xvImageFormatInfo >> 2;
+
+  _WriteListImageFormatsReply(client, &rep);
+
+  pImage = pPort->pAdaptor->pImages;
+  
+  for(i = 0; i < rep.num_formats; i++, pImage++) {
+     info.id = pImage->id; 	
+     info.type = pImage->type; 	
+     info.byte_order = pImage->byte_order; 
+     memcpy(&info.guid, pImage->guid, 16);	
+     info.bpp = pImage->bits_per_pixel; 	
+     info.num_planes = pImage->num_planes; 	
+     info.depth = pImage->depth; 	
+     info.red_mask = pImage->red_mask; 	
+     info.green_mask = pImage->green_mask; 	
+     info.blue_mask = pImage->blue_mask; 	
+     info.format = pImage->format; 	
+     info.y_sample_bits = pImage->y_sample_bits; 	
+     info.u_sample_bits = pImage->u_sample_bits; 	
+     info.v_sample_bits = pImage->v_sample_bits; 	
+     info.horz_y_period = pImage->horz_y_period; 	
+     info.horz_u_period = pImage->horz_u_period; 	
+     info.horz_v_period = pImage->horz_v_period; 	
+     info.vert_y_period = pImage->vert_y_period; 	
+     info.vert_u_period = pImage->vert_u_period; 	
+     info.vert_v_period = pImage->vert_v_period; 	
+     memcpy(&info.comp_order, pImage->component_order, 32);	
+     info.scanline_order = pImage->scanline_order;
+     _WriteImageFormatInfo(client, &info);
+  }  
+
+  return Success;
+}
+
+
+
+/* Swapped Procs */
+
+static int
+SProcXvQueryExtension(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvQueryExtensionReq);
+  swaps(&stuff->length, n);
+  return ProcXvQueryExtension(client);
+}
+
+static int
+SProcXvQueryAdaptors(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvQueryAdaptorsReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->window, n);
+  return ProcXvQueryAdaptors(client);
+}
+
+static int
+SProcXvQueryEncodings(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvQueryEncodingsReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  return ProcXvQueryEncodings(client);
+}
+
+static int
+SProcXvGrabPort(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvGrabPortReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->time, n);
+  return ProcXvGrabPort(client);
+}
+
+static int
+SProcXvUngrabPort(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvUngrabPortReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->time, n);
+  return ProcXvUngrabPort(client);
+}
+
+static int
+SProcXvPutVideo(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvPutVideoReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  swapl(&stuff->gc, n);
+  swaps(&stuff->vid_x, n);
+  swaps(&stuff->vid_y, n);
+  swaps(&stuff->vid_w, n);
+  swaps(&stuff->vid_h, n);
+  swaps(&stuff->drw_x, n);
+  swaps(&stuff->drw_y, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  return ProcXvPutVideo(client);
+}
+
+static int
+SProcXvPutStill(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvPutStillReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  swapl(&stuff->gc, n);
+  swaps(&stuff->vid_x, n);
+  swaps(&stuff->vid_y, n);
+  swaps(&stuff->vid_w, n);
+  swaps(&stuff->vid_h, n);
+  swaps(&stuff->drw_x, n);
+  swaps(&stuff->drw_y, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  return ProcXvPutStill(client);
+}
+
+static int
+SProcXvGetVideo(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvGetVideoReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  swapl(&stuff->gc, n);
+  swaps(&stuff->vid_x, n);
+  swaps(&stuff->vid_y, n);
+  swaps(&stuff->vid_w, n);
+  swaps(&stuff->vid_h, n);
+  swaps(&stuff->drw_x, n);
+  swaps(&stuff->drw_y, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  return ProcXvGetVideo(client);
+}
+
+static int
+SProcXvGetStill(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvGetStillReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  swapl(&stuff->gc, n);
+  swaps(&stuff->vid_x, n);
+  swaps(&stuff->vid_y, n);
+  swaps(&stuff->vid_w, n);
+  swaps(&stuff->vid_h, n);
+  swaps(&stuff->drw_x, n);
+  swaps(&stuff->drw_y, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  return ProcXvGetStill(client);
+}
+
+static int
+SProcXvPutImage(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvPutImageReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  swapl(&stuff->gc, n);
+  swapl(&stuff->id, n);
+  swaps(&stuff->src_x, n);
+  swaps(&stuff->src_y, n);
+  swaps(&stuff->src_w, n);
+  swaps(&stuff->src_h, n);
+  swaps(&stuff->drw_x, n);
+  swaps(&stuff->drw_y, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  swaps(&stuff->width, n);
+  swaps(&stuff->height, n);
+  return ProcXvPutImage(client);
+}
+
+#ifdef MITSHM
+static int
+SProcXvShmPutImage(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvShmPutImageReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  swapl(&stuff->gc, n);
+  swapl(&stuff->shmseg, n);
+  swapl(&stuff->id, n);
+  swaps(&stuff->src_x, n);
+  swaps(&stuff->src_y, n);
+  swaps(&stuff->src_w, n);
+  swaps(&stuff->src_h, n);
+  swaps(&stuff->drw_x, n);
+  swaps(&stuff->drw_y, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  swaps(&stuff->offset, n);
+  swaps(&stuff->width, n);
+  swaps(&stuff->height, n);
+  return ProcXvShmPutImage(client);
+}
+#endif
+
+
+static int
+SProcXvSelectVideoNotify(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvSelectVideoNotifyReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->drawable, n);
+  return ProcXvSelectVideoNotify(client);
+}
+
+static int
+SProcXvSelectPortNotify(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvSelectPortNotifyReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  return ProcXvSelectPortNotify(client);
+}
+
+static int
+SProcXvStopVideo(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvStopVideoReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->drawable, n);
+  return ProcXvStopVideo(client);
+}
+
+static int
+SProcXvSetPortAttribute(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvSetPortAttributeReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->attribute, n);
+  return ProcXvSetPortAttribute(client);
+}
+
+static int
+SProcXvGetPortAttribute(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvGetPortAttributeReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swapl(&stuff->attribute, n);
+  return ProcXvGetPortAttribute(client);
+}
+
+static int
+SProcXvQueryBestSize(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvQueryBestSizeReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  swaps(&stuff->vid_w, n);
+  swaps(&stuff->vid_h, n);
+  swaps(&stuff->drw_w, n);
+  swaps(&stuff->drw_h, n);
+  return ProcXvQueryBestSize(client);
+}
+
+static int
+SProcXvQueryPortAttributes(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvQueryPortAttributesReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  return ProcXvQueryPortAttributes(client);
+}
+
+static int
+SProcXvQueryImageAttributes(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvQueryImageAttributesReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->id, n);
+  swaps(&stuff->width, n);
+  swaps(&stuff->width, n);
+  return ProcXvQueryImageAttributes(client);
+}
+
+static int
+SProcXvListImageFormats(ClientPtr client)
+{
+  register char n;
+  REQUEST(xvListImageFormatsReq);
+  swaps(&stuff->length, n);
+  swapl(&stuff->port, n);
+  return ProcXvListImageFormats(client);
+}
+
+
+static int
+SWriteQueryExtensionReply(
+   ClientPtr client,
+   xvQueryExtensionReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swaps(&rep->version, n);
+  swaps(&rep->revision, n);
+  
+  (void)WriteToClient(client, sz_xvQueryExtensionReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteQueryAdaptorsReply(
+   ClientPtr client,
+   xvQueryAdaptorsReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swaps(&rep->num_adaptors, n);
+  
+  (void)WriteToClient(client, sz_xvQueryAdaptorsReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteQueryEncodingsReply(
+   ClientPtr client,
+   xvQueryEncodingsReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swaps(&rep->num_encodings, n);
+  
+  (void)WriteToClient(client, sz_xvQueryEncodingsReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteAdaptorInfo(
+   ClientPtr client,
+   xvAdaptorInfo *pAdaptor
+){
+  register char n;
+
+  swapl(&pAdaptor->base_id, n);
+  swaps(&pAdaptor->name_size, n);
+  swaps(&pAdaptor->num_ports, n);
+  swaps(&pAdaptor->num_formats, n);
+
+  (void)WriteToClient(client, sz_xvAdaptorInfo, (char *)pAdaptor);
+
+  return Success;
+}
+
+static int
+SWriteEncodingInfo(
+   ClientPtr client,
+   xvEncodingInfo *pEncoding
+){
+  register char n;
+  
+  swapl(&pEncoding->encoding, n);
+  swaps(&pEncoding->name_size, n);
+  swaps(&pEncoding->width, n);
+  swaps(&pEncoding->height, n);
+  swapl(&pEncoding->rate.numerator, n);
+  swapl(&pEncoding->rate.denominator, n);
+  (void)WriteToClient(client, sz_xvEncodingInfo, (char *)pEncoding);
+
+  return Success;
+}
+
+static int
+SWriteFormat(
+   ClientPtr client,
+   xvFormat *pFormat
+){
+  register char n;
+
+  swapl(&pFormat->visual, n);
+  (void)WriteToClient(client, sz_xvFormat, (char *)pFormat);
+
+  return Success;
+}
+
+static int
+SWriteAttributeInfo(
+   ClientPtr client,
+   xvAttributeInfo *pAtt
+){
+  register char n;
+
+  swapl(&pAtt->flags, n);
+  swapl(&pAtt->size, n);
+  swapl(&pAtt->min, n);
+  swapl(&pAtt->max, n);
+  (void)WriteToClient(client, sz_xvAttributeInfo, (char *)pAtt);
+
+  return Success;
+}
+
+static int
+SWriteImageFormatInfo(
+   ClientPtr client,
+   xvImageFormatInfo *pImage
+){
+  register char n;
+
+  swapl(&pImage->id, n);
+  swapl(&pImage->red_mask, n);
+  swapl(&pImage->green_mask, n);
+  swapl(&pImage->blue_mask, n);
+  swapl(&pImage->y_sample_bits, n);
+  swapl(&pImage->u_sample_bits, n);
+  swapl(&pImage->v_sample_bits, n);
+  swapl(&pImage->horz_y_period, n);
+  swapl(&pImage->horz_u_period, n);
+  swapl(&pImage->horz_v_period, n);
+  swapl(&pImage->vert_y_period, n);
+  swapl(&pImage->vert_u_period, n);
+  swapl(&pImage->vert_v_period, n);
+
+  (void)WriteToClient(client, sz_xvImageFormatInfo, (char *)pImage);
+
+  return Success;
+}
+
+
+
+static int
+SWriteGrabPortReply(
+   ClientPtr client,
+   xvGrabPortReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+
+  (void)WriteToClient(client, sz_xvGrabPortReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteGetPortAttributeReply(
+   ClientPtr client,
+   xvGetPortAttributeReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swapl(&rep->value, n);
+
+  (void)WriteToClient(client, sz_xvGetPortAttributeReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteQueryBestSizeReply(
+   ClientPtr client,
+   xvQueryBestSizeReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swaps(&rep->actual_width, n);
+  swaps(&rep->actual_height, n);
+
+  (void)WriteToClient(client, sz_xvQueryBestSizeReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteQueryPortAttributesReply(
+   ClientPtr client,
+   xvQueryPortAttributesReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swapl(&rep->num_attributes, n);
+  swapl(&rep->text_size, n);
+
+  (void)WriteToClient(client, sz_xvQueryPortAttributesReply, (char *)&rep);
+
+  return Success;
+}
+
+static int
+SWriteQueryImageAttributesReply(
+   ClientPtr client,
+   xvQueryImageAttributesReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swapl(&rep->num_planes, n);
+  swapl(&rep->data_size, n);
+  swaps(&rep->width, n);
+  swaps(&rep->height, n);
+
+  (void)WriteToClient(client, sz_xvQueryImageAttributesReply, (char *)&rep);
+
+  return Success;
+}
+
+
+static int
+SWriteListImageFormatsReply(
+   ClientPtr client,
+   xvListImageFormatsReply *rep
+){
+  register char n;
+
+  swaps(&rep->sequenceNumber, n);
+  swapl(&rep->length, n);
+  swapl(&rep->num_formats, n);
+
+  (void)WriteToClient(client, sz_xvListImageFormatsReply, (char *)&rep);
+
+  return Success;
+}
+
+
+#ifdef PANORAMIX
+
+
+
+
+static int
+XineramaXvStopVideo(ClientPtr client)
+{
+   int result = Success, i;
+   PanoramiXRes *draw, *port;
+   REQUEST(xvStopVideoReq);
+   REQUEST_SIZE_MATCH(xvStopVideoReq);
+
+   if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
+                client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
+        return BadDrawable;
+
+   if(!(port = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->port, XvXRTPort, SecurityReadAccess)))
+        return _XvBadPort;
+
+   FOR_NSCREENS_BACKWARD(i) {
+	if(port->info[i].id) {
+	   stuff->drawable = draw->info[i].id;
+	   stuff->port = port->info[i].id;
+	   result = ProcXvStopVideo(client);
+     	}
+   }
+
+   return result;
+}
+
+static int
+XineramaXvSetPortAttribute(ClientPtr client)
+{
+    REQUEST(xvSetPortAttributeReq);
+    PanoramiXRes *port;
+    int result = Success, i;
+
+    REQUEST_SIZE_MATCH(xvSetPortAttributeReq);
+
+    if(!(port = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->port, XvXRTPort, SecurityReadAccess)))
+        return _XvBadPort;
+
+    FOR_NSCREENS_BACKWARD(i) {
+	if(port->info[i].id) {
+	   stuff->port = port->info[i].id;
+	   result = ProcXvSetPortAttribute(client);
+	}
+    }
+    return result;
+}
+
+
+#ifdef MITSHM
+static int 
+XineramaXvShmPutImage(ClientPtr client)
+{
+    REQUEST(xvShmPutImageReq);
+    PanoramiXRes *draw, *gc, *port;
+    Bool send_event = stuff->send_event;
+    Bool isRoot;
+    int result = Success, i, x, y;
+
+    REQUEST_SIZE_MATCH(xvShmPutImageReq);
+
+    if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
+                client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
+        return BadDrawable;
+
+    if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->gc, XRT_GC, SecurityReadAccess)))
+        return BadGC;    
+
+    if(!(port = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->port, XvXRTPort, SecurityReadAccess)))
+        return _XvBadPort;
+ 
+    isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
+
+    x = stuff->drw_x;
+    y = stuff->drw_y;
+
+    FOR_NSCREENS_BACKWARD(i) {
+	if(port->info[i].id) {
+	   stuff->drawable = draw->info[i].id;
+	   stuff->port = port->info[i].id;
+	   stuff->gc = gc->info[i].id;
+	   stuff->drw_x = x;
+	   stuff->drw_y = y;
+	   if(isRoot) {
+		stuff->drw_x -= panoramiXdataPtr[i].x;
+		stuff->drw_y -= panoramiXdataPtr[i].y;
+	   }
+	   stuff->send_event = (send_event && !i) ? 1 : 0;
+
+	   result = ProcXvShmPutImage(client);
+	}
+    }
+    return result;
+}
+#endif
+
+static int 
+XineramaXvPutImage(ClientPtr client)
+{
+    REQUEST(xvPutImageReq);
+    PanoramiXRes *draw, *gc, *port;
+    Bool isRoot;
+    int result = Success, i, x, y;
+
+    REQUEST_AT_LEAST_SIZE(xvPutImageReq);
+
+    if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
+                client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
+        return BadDrawable;
+
+    if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->gc, XRT_GC, SecurityReadAccess)))
+        return BadGC;    
+
+    if(!(port = (PanoramiXRes *)SecurityLookupIDByType(
+		client, stuff->port, XvXRTPort, SecurityReadAccess)))
+	return _XvBadPort;
+ 
+    isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
+
+    x = stuff->drw_x;
+    y = stuff->drw_y;
+
+    FOR_NSCREENS_BACKWARD(i) {
+	if(port->info[i].id) {
+	   stuff->drawable = draw->info[i].id;
+	   stuff->port = port->info[i].id;
+	   stuff->gc = gc->info[i].id;
+	   stuff->drw_x = x;
+	   stuff->drw_y = y;
+	   if(isRoot) {
+		stuff->drw_x -= panoramiXdataPtr[i].x;
+		stuff->drw_y -= panoramiXdataPtr[i].y;
+	   }
+
+	   result = ProcXvPutImage(client);
+	}
+    }
+    return result;
+}
+
+static int
+XineramaXvPutVideo(ClientPtr client)
+{
+    REQUEST(xvPutImageReq);
+    PanoramiXRes *draw, *gc, *port;
+    Bool isRoot;
+    int result = Success, i, x, y;
+
+    REQUEST_AT_LEAST_SIZE(xvPutVideoReq);
+
+    if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
+                client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
+        return BadDrawable;
+
+    if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->gc, XRT_GC, SecurityReadAccess)))
+        return BadGC;
+
+    if(!(port = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->port, XvXRTPort, SecurityReadAccess)))
+        return _XvBadPort;
+
+    isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
+
+    x = stuff->drw_x;
+    y = stuff->drw_y;
+
+    FOR_NSCREENS_BACKWARD(i) {
+        if(port->info[i].id) {
+           stuff->drawable = draw->info[i].id;
+           stuff->port = port->info[i].id;
+           stuff->gc = gc->info[i].id;
+           stuff->drw_x = x;
+           stuff->drw_y = y;
+           if(isRoot) {
+                stuff->drw_x -= panoramiXdataPtr[i].x;
+                stuff->drw_y -= panoramiXdataPtr[i].y;
+           }
+
+           result = ProcXvPutVideo(client);
+        }
+    }
+    return result;
+}
+
+static int
+XineramaXvPutStill(ClientPtr client)
+{
+    REQUEST(xvPutImageReq);
+    PanoramiXRes *draw, *gc, *port;
+    Bool isRoot;
+    int result = Success, i, x, y;
+
+    REQUEST_AT_LEAST_SIZE(xvPutImageReq);
+
+    if(!(draw = (PanoramiXRes *)SecurityLookupIDByClass(
+                client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
+        return BadDrawable;
+
+    if(!(gc = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->gc, XRT_GC, SecurityReadAccess)))
+        return BadGC;
+
+    if(!(port = (PanoramiXRes *)SecurityLookupIDByType(
+                client, stuff->port, XvXRTPort, SecurityReadAccess)))
+        return _XvBadPort;
+
+    isRoot = (draw->type == XRT_WINDOW) && draw->u.win.root;
+
+    x = stuff->drw_x;
+    y = stuff->drw_y;
+
+    FOR_NSCREENS_BACKWARD(i) {
+        if(port->info[i].id) {
+           stuff->drawable = draw->info[i].id;
+           stuff->port = port->info[i].id;
+           stuff->gc = gc->info[i].id;
+           stuff->drw_x = x;
+           stuff->drw_y = y;
+           if(isRoot) {
+                stuff->drw_x -= panoramiXdataPtr[i].x;
+                stuff->drw_y -= panoramiXdataPtr[i].y;
+           }
+
+           result = ProcXvPutStill(client);
+        }
+    }
+    return result;
+}
+
+
+void XineramifyXv(void)
+{
+   ScreenPtr pScreen, screen0 = screenInfo.screens[0];
+   XvScreenPtr xvsp0 = (XvScreenPtr)screen0->devPrivates[XvScreenIndex].ptr;
+   XvAdaptorPtr refAdapt, pAdapt;
+   XvAttributePtr pAttr;
+   XvScreenPtr xvsp;
+   Bool isOverlay, hasOverlay;
+   PanoramiXRes *port;
+   XvAdaptorPtr MatchingAdaptors[MAXSCREENS];
+   int i, j, k, l;
+
+   XvXRTPort = CreateNewResourceType(XineramaDeleteResource);
+
+   if(!xvsp0) return;
+   
+   for(i = 0; i < xvsp0->nAdaptors; i++) {
+      refAdapt = xvsp0->pAdaptors + i;
+
+      bzero(MatchingAdaptors, sizeof(XvAdaptorPtr) * MAXSCREENS);
+      
+      MatchingAdaptors[0] = refAdapt;
+   
+      if(!(refAdapt->type & XvInputMask)) continue;
+      
+      isOverlay = FALSE;
+      for(j = 0; j < refAdapt->nAttributes; j++) {
+         pAttr = refAdapt->pAttributes + j;
+         if(!strcmp(pAttr->name, "XV_COLORKEY")) {
+	    isOverlay = TRUE;
+	    break;
+	 }
+      }
+   
+      for(j = 1; j < PanoramiXNumScreens; j++) {
+         pScreen = screenInfo.screens[j];
+	 xvsp = (XvScreenPtr)pScreen->devPrivates[XvScreenIndex].ptr;
+
+         /* Do not try to go on if xv is not supported on this screen */
+         if (xvsp==NULL) continue ;
+	 
+         /* if the adaptor has the same name it's a perfect match */
+	 for(k = 0; k < xvsp->nAdaptors; k++) {
+	   pAdapt = xvsp->pAdaptors + k;
+           if(!strcmp(refAdapt->name, pAdapt->name)) {
+	       MatchingAdaptors[j] = pAdapt;
+	       break;
+	   }
+         }
+	 if(MatchingAdaptors[j]) continue; /* found it */
+	 
+	 /* otherwise we only look for XvImage adaptors */
+	 if(!(refAdapt->type & XvImageMask)) continue;
+	 if(refAdapt->nImages <= 0) continue;
+	 
+	 /* prefer overlay/overlay non-overlay/non-overlay pairing */
+	 for(k = 0; k < xvsp->nAdaptors; k++) {
+	    pAdapt = xvsp->pAdaptors + k;
+	    if((pAdapt->type & XvImageMask) && (pAdapt->nImages > 0)) {
+	      hasOverlay = FALSE;
+              for(l = 0; l < pAdapt->nAttributes; l++) {
+	         if(!strcmp(pAdapt->name, "XV_COLORKEY")) {
+		   hasOverlay = TRUE;
+		   break;
+		 }
+	      }
+	      if(isOverlay && hasOverlay) {
+	      	 MatchingAdaptors[j] = pAdapt;
+		 break;
+	      }
+              else if(!isOverlay && !hasOverlay) {
+	      	 MatchingAdaptors[j] = pAdapt;
+		 break;
+	      }
+	    }
+         }
+	 
+	 if(MatchingAdaptors[j]) continue; /* found it */
+	 
+	 /* but we'll take any XvImage pairing if we can get it */
+	 	 
+	 for(k = 0; k < xvsp->nAdaptors; k++) {
+	    pAdapt = xvsp->pAdaptors + k;
+	    if((pAdapt->type & XvImageMask) && (pAdapt->nImages > 0)) {
+	      	 MatchingAdaptors[j] = pAdapt;
+		 break;
+	    }
+         }
+      }
+
+      /* now create a resource for each port */
+      for(j = 0; j < refAdapt->nPorts; j++) {
+         if(!(port = xalloc(sizeof(PanoramiXRes))))
+	    break;
+	 port->info[0].id = MatchingAdaptors[0]->base_id + j;
+	 AddResource(port->info[0].id, XvXRTPort, port);
+
+	 for(k = 1; k < PanoramiXNumScreens; k++) {
+	    if(MatchingAdaptors[k] && (MatchingAdaptors[k]->nPorts > j)) 
+		port->info[k].id = MatchingAdaptors[k]->base_id + j;
+	    else
+		port->info[k].id = 0;
+	 } 
+      }
+   }
+}
+
+#endif
+