xserver git update 15/5/2010

1 files changed, 1962 insertions, 1962 deletions

diff --git a/xorg-server/Xext/xvdisp.c b/xorg-server/Xext/xvdisp.c
index 4345672ab..34ea61ad3 100644
--- a/xorg-server/Xext/xvdisp.c
+++ b/xorg-server/Xext/xvdisp.c
@@ -1,1962 +1,1962 @@
-/***********************************************************
-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.
-******************************************************************/
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-
-#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
-#include <X11/extensions/shmproto.h>
-#endif
-
-#include "xvdisp.h"
-
-#ifdef PANORAMIX
-#include "panoramiX.h"
-#include "panoramiXsrv.h"
-
-unsigned long XvXRTPort;
-#endif
-
-static int
-SWriteQueryExtensionReply(
-   ClientPtr client,
-   xvQueryExtensionReply *rep
-){
-  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
-){
-  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
-){
-  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
-){
-  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
-){
-  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
-){
-  char n;
-
-  swapl(&pFormat->visual, n);
-  (void)WriteToClient(client, sz_xvFormat, (char *)pFormat);
-
-  return Success;
-}
-
-static int
-SWriteAttributeInfo(
-   ClientPtr client,
-   xvAttributeInfo *pAtt
-){
-  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
-){
-  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
-){
-  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
-){
-  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
-){
-  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
-){
-  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
-){
-  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
-){
-  char n;
-
-  swaps(&rep->sequenceNumber, n);
-  swapl(&rep->length, n);
-  swapl(&rep->num_formats, n);
-
-  (void)WriteToClient(client, sz_xvListImageFormatsReply, (char *)rep);
-
-  return Success;
-}
-
-#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
-
-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, na, nf, rc;
-  int nameSize;
-  XvAdaptorPtr pa;
-  XvFormatPtr pf;
-  WindowPtr pWin;
-  ScreenPtr pScreen;
-  XvScreenPtr pxvs;
-
-  REQUEST(xvQueryAdaptorsReq);
-  REQUEST_SIZE_MATCH(xvQueryAdaptorsReq);
-
-  rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
-  if (rc != Success)
-      return rc;
-
-  pScreen = pWin->drawable.pScreen;
-  pxvs = (XvScreenPtr)dixLookupPrivate(&pScreen->devPrivates,
-				       XvGetScreenKey());
-  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 += pad_to_int32(strlen(pa->name));
-      totalSize += pa->nFormats * sz_xvFormat;
-      pa++;
-    }
-
-  rep.length = bytes_to_int32(totalSize);
-
-  _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 = nameSize = strlen(pa->name);
-      ainfo.num_formats = pa->nFormats;
-
-      _WriteAdaptorInfo(client, &ainfo);
-
-      WriteToClient(client, nameSize, 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;
-  int nameSize;
-  XvPortPtr pPort;
-  int ne;
-  XvEncodingPtr pe;
-  int status;
-
-  REQUEST(xvQueryEncodingsReq);
-  REQUEST_SIZE_MATCH(xvQueryEncodingsReq);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 += pad_to_int32(strlen(pe->name));
-      pe++;
-    }
-
-  rep.length = bytes_to_int32(totalSize);
-
-  _WriteQueryEncodingsReply(client, &rep);
-
-  ne = pPort->pAdaptor->nEncodings;
-  pe = pPort->pAdaptor->pEncodings;
-  while (ne--) 
-    {
-      einfo.encoding = pe->id;
-      einfo.name_size = nameSize = 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, nameSize, pe->name);
-      pe++;
-    }
-
-  return (client->noClientException);
-}
-
-static int
-ProcXvPutVideo(ClientPtr client)
-{
-  DrawablePtr pDraw;
-  XvPortPtr pPort;
-  GCPtr pGC;
-  int status;
-
-  REQUEST(xvPutVideoReq);
-  REQUEST_SIZE_MATCH(xvPutVideoReq);
-
-  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess);
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 = XvdiMatchPort(pPort, pDraw);
-  if (status != Success)
-    {
-      return status;
-    }
-
-  return XvdiPutVideo(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)
-{
-  DrawablePtr pDraw;
-  XvPortPtr pPort;
-  GCPtr pGC;
-  int status;
-
-  REQUEST(xvPutStillReq);
-  REQUEST_SIZE_MATCH(xvPutStillReq);
-
-  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess);
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 = XvdiMatchPort(pPort, pDraw);
-  if (status != Success)
-    {
-      return status;
-    }
-
-  return XvdiPutStill(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)
-{
-  DrawablePtr pDraw;
-  XvPortPtr pPort;
-  GCPtr pGC;
-  int status;
-
-  REQUEST(xvGetVideoReq);
-  REQUEST_SIZE_MATCH(xvGetVideoReq);
-
-  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess);
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 = XvdiMatchPort(pPort, pDraw);
-  if (status != Success)
-    {
-      return status;
-    }
-
-  return XvdiGetVideo(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)
-{
-  DrawablePtr pDraw;
-  XvPortPtr pPort;
-  GCPtr pGC;
-  int status;
-
-  REQUEST(xvGetStillReq);
-  REQUEST_SIZE_MATCH(xvGetStillReq);
-
-  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess);
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 = XvdiMatchPort(pPort, pDraw);
-  if (status != Success)
-    {
-      return status;
-    }
-
-  return XvdiGetStill(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)
-{
-  DrawablePtr pDraw;
-  int rc;
-  REQUEST(xvSelectVideoNotifyReq);
-  REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq);
-
-  rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixReceiveAccess);
-  if (rc != Success)
-    return rc;
-
-  return XvdiSelectVideoNotify(client, pDraw, stuff->onoff);
-}
-
-static int
-ProcXvSelectPortNotify(ClientPtr client)
-{
-  int status;
-  XvPortPtr pPort;
-  REQUEST(xvSelectPortNotifyReq);
-  REQUEST_SIZE_MATCH(xvSelectPortNotifyReq);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
-    {
-      client->errorValue = stuff->port;
-      return (status);
-    }
-
-  return XvdiSelectPortNotify(client, pPort, stuff->onoff);
-}
-
-static int
-ProcXvGrabPort(ClientPtr client)
-{
-  int result, status;
-  XvPortPtr pPort;
-  xvGrabPortReply rep;
-  REQUEST(xvGrabPortReq);
-  REQUEST_SIZE_MATCH(xvGrabPortReq);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
-    {
-      client->errorValue = stuff->port;
-      return (status);
-    }
-
-  status = XvdiGrabPort(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);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
-    {
-      client->errorValue = stuff->port;
-      return (status);
-    }
-
-  return XvdiUngrabPort(client, pPort, stuff->time);
-}
-
-static int
-ProcXvStopVideo(ClientPtr client)
-{
-  int status, rc;
-  DrawablePtr pDraw;
-  XvPortPtr pPort;
-  REQUEST(xvStopVideoReq);
-  REQUEST_SIZE_MATCH(xvStopVideoReq);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
-    {
-      client->errorValue = stuff->port;
-      return (status);
-    }
-
-  rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess);
-  if (rc != Success)
-    return rc;
-
-  return XvdiStopVideo(client, pPort, pDraw);
-}
-
-static int
-ProcXvSetPortAttribute(ClientPtr client)
-{
-  int status;
-  XvPortPtr pPort;
-  REQUEST(xvSetPortAttributeReq);
-  REQUEST_SIZE_MATCH(xvSetPortAttributeReq);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixSetAttrAccess);
-
-  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
-    {
-      client->errorValue = stuff->port;
-      return (status);
-    }
-
-  if (!ValidAtom(stuff->attribute))
-    {
-      client->errorValue = stuff->attribute;
-      return(BadAtom);
-    }
-
-  status = XvdiSetPortAttribute(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);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess);
-
-  if ((status = _AllocatePort(stuff->port, pPort)) != Success)
-    {
-      client->errorValue = stuff->port;
-      return (status);
-    }
-
-  if (!ValidAtom(stuff->attribute))
-    {
-      client->errorValue = stuff->attribute;
-      return(BadAtom);
-    }
-
-  status = XvdiGetPortAttribute(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);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess);
-
-  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 < pPort->pAdaptor->nAttributes; i++, pAtt++) 
-  {    
-      rep.text_size += pad_to_int32(strlen(pAtt->name) + 1);
-  }
-
-  rep.length = (pPort->pAdaptor->nAttributes * sz_xvAttributeInfo)
-      + rep.text_size;
-  rep.length >>= 2;
-
-  _WriteQueryPortAttributesReply(client, &rep);
-
-  for(i = 0, pAtt = pPort->pAdaptor->pAttributes; 
-      i < pPort->pAdaptor->nAttributes; 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 = pad_to_int32(size);
-
-      _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, DixWriteAccess);
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 = XvdiMatchPort(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 = bytes_to_int32(size);
-  
-  if((width < stuff->width) || (height < stuff->height))
-     return BadValue;
-
-  if(client->req_len < size)
-     return BadLength;
-
-  return XvdiPutImage(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, DixWriteAccess);
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  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 = XvdiMatchPort(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;
-
-  status = dixLookupResourceByType((pointer *)&shmdesc, stuff->shmseg,
-				   ShmSegType, serverClient, DixReadAccess);
-  if (status != Success)
-      return (status == BadValue) ? BadShmSegCode : status;
- 
-  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 = XvdiPutImage(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;
-}
-#else /* !MITSHM */
-static int
-ProcXvShmPutImage(ClientPtr client)
-{
-    SendErrorToClient(client, XvReqCode, xv_ShmPutImage, 0, BadImplementation);
-    return(BadImplementation);
-}
-#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;
-  int planeLength;
-  REQUEST(xvQueryImageAttributesReq);
-
-  REQUEST_SIZE_MATCH(xvQueryImageAttributesReq);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-  
-  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 = planeLength = 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, planeLength);
-  WriteToClient(client, planeLength << 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);
-
-  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);
-
-  rep.type = X_Reply;
-  rep.sequenceNumber = client->sequence;
-  rep.num_formats = pPort->pAdaptor->nImages;
-  rep.length = bytes_to_int32(pPort->pAdaptor->nImages * sz_xvImageFormatInfo);
-
-  _WriteListImageFormatsReply(client, &rep);
-
-  pImage = pPort->pAdaptor->pImages;
-  
-  for(i = 0; i < pPort->pAdaptor->nImages; 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;
-}
-
-static int (*XvProcVector[xvNumRequests])(ClientPtr) = {
-    ProcXvQueryExtension,
-    ProcXvQueryAdaptors,
-    ProcXvQueryEncodings,
-    ProcXvGrabPort,
-    ProcXvUngrabPort,
-    ProcXvPutVideo,
-    ProcXvPutStill,
-    ProcXvGetVideo,
-    ProcXvGetStill,
-    ProcXvStopVideo,
-    ProcXvSelectVideoNotify,
-    ProcXvSelectPortNotify,
-    ProcXvQueryBestSize,
-    ProcXvSetPortAttribute,
-    ProcXvGetPortAttribute,
-    ProcXvQueryPortAttributes,
-    ProcXvListImageFormats,
-    ProcXvQueryImageAttributes,
-    ProcXvPutImage,
-    ProcXvShmPutImage,
-};
-
-int
-ProcXvDispatch(ClientPtr client)
-{
-  REQUEST(xReq);
-
-  UpdateCurrentTime();
-
-  if (stuff->data > xvNumRequests) {
-    SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest);
-    return(BadRequest);
-  }
-
-  return XvProcVector[stuff->data](client);
-}
-
-/* Swapped Procs */
-
-static int
-SProcXvQueryExtension(ClientPtr client)
-{
-  char n;
-  REQUEST(xvQueryExtensionReq);
-  swaps(&stuff->length, n);
-  return XvProcVector[xv_QueryExtension](client);
-}
-
-static int
-SProcXvQueryAdaptors(ClientPtr client)
-{
-  char n;
-  REQUEST(xvQueryAdaptorsReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->window, n);
-  return XvProcVector[xv_QueryAdaptors](client);
-}
-
-static int
-SProcXvQueryEncodings(ClientPtr client)
-{
-  char n;
-  REQUEST(xvQueryEncodingsReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  return XvProcVector[xv_QueryEncodings](client);
-}
-
-static int
-SProcXvGrabPort(ClientPtr client)
-{
-  char n;
-  REQUEST(xvGrabPortReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  swapl(&stuff->time, n);
-  return XvProcVector[xv_GrabPort](client);
-}
-
-static int
-SProcXvUngrabPort(ClientPtr client)
-{
-  char n;
-  REQUEST(xvUngrabPortReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  swapl(&stuff->time, n);
-  return XvProcVector[xv_UngrabPort](client);
-}
-
-static int
-SProcXvPutVideo(ClientPtr client)
-{
-  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 XvProcVector[xv_PutVideo](client);
-}
-
-static int
-SProcXvPutStill(ClientPtr client)
-{
-  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 XvProcVector[xv_PutStill](client);
-}
-
-static int
-SProcXvGetVideo(ClientPtr client)
-{
-  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 XvProcVector[xv_GetVideo](client);
-}
-
-static int
-SProcXvGetStill(ClientPtr client)
-{
-  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 XvProcVector[xv_GetStill](client);
-}
-
-static int
-SProcXvPutImage(ClientPtr client)
-{
-  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 XvProcVector[xv_PutImage](client);
-}
-
-#ifdef MITSHM
-static int
-SProcXvShmPutImage(ClientPtr client)
-{
-  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);
-  swapl(&stuff->offset, 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 XvProcVector[xv_ShmPutImage](client);
-}
-#else /* MITSHM */
-#define SProcXvShmPutImage ProcXvShmPutImage
-#endif
-
-static int
-SProcXvSelectVideoNotify(ClientPtr client)
-{
-  char n;
-  REQUEST(xvSelectVideoNotifyReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->drawable, n);
-  return XvProcVector[xv_SelectVideoNotify](client);
-}
-
-static int
-SProcXvSelectPortNotify(ClientPtr client)
-{
-  char n;
-  REQUEST(xvSelectPortNotifyReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  return XvProcVector[xv_SelectPortNotify](client);
-}
-
-static int
-SProcXvStopVideo(ClientPtr client)
-{
-  char n;
-  REQUEST(xvStopVideoReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  swapl(&stuff->drawable, n);
-  return XvProcVector[xv_StopVideo](client);
-}
-
-static int
-SProcXvSetPortAttribute(ClientPtr client)
-{
-  char n;
-  REQUEST(xvSetPortAttributeReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  swapl(&stuff->attribute, n);
-  swapl(&stuff->value, n);
-  return XvProcVector[xv_SetPortAttribute](client);
-}
-
-static int
-SProcXvGetPortAttribute(ClientPtr client)
-{
-  char n;
-  REQUEST(xvGetPortAttributeReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  swapl(&stuff->attribute, n);
-  return XvProcVector[xv_GetPortAttribute](client);
-}
-
-static int
-SProcXvQueryBestSize(ClientPtr client)
-{
-  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 XvProcVector[xv_QueryBestSize](client);
-}
-
-static int
-SProcXvQueryPortAttributes(ClientPtr client)
-{
-  char n;
-  REQUEST(xvQueryPortAttributesReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  return XvProcVector[xv_QueryPortAttributes](client);
-}
-
-static int
-SProcXvQueryImageAttributes(ClientPtr client)
-{
-  char n;
-  REQUEST(xvQueryImageAttributesReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  swapl(&stuff->id, n);
-  swaps(&stuff->width, n);
-  swaps(&stuff->height, n);
-  return XvProcVector[xv_QueryImageAttributes](client);
-}
-
-static int
-SProcXvListImageFormats(ClientPtr client)
-{
-  char n;
-  REQUEST(xvListImageFormatsReq);
-  swaps(&stuff->length, n);
-  swapl(&stuff->port, n);
-  return XvProcVector[xv_ListImageFormats](client);
-}
-
-static int (*SXvProcVector[xvNumRequests])(ClientPtr) = {
-    SProcXvQueryExtension,
-    SProcXvQueryAdaptors,
-    SProcXvQueryEncodings,
-    SProcXvGrabPort,
-    SProcXvUngrabPort,
-    SProcXvPutVideo,
-    SProcXvPutStill,
-    SProcXvGetVideo,
-    SProcXvGetStill,
-    SProcXvStopVideo,
-    SProcXvSelectVideoNotify,
-    SProcXvSelectPortNotify,
-    SProcXvQueryBestSize,
-    SProcXvSetPortAttribute,
-    SProcXvGetPortAttribute,
-    SProcXvQueryPortAttributes,
-    SProcXvListImageFormats,
-    SProcXvQueryImageAttributes,
-    SProcXvPutImage,
-    SProcXvShmPutImage,
-};
-
-int
-SProcXvDispatch(ClientPtr client)
-{
-  REQUEST(xReq);
-
-  UpdateCurrentTime();
-
-  if (stuff->data > xvNumRequests) {
-    SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest);
-    return(BadRequest);
-  }
-
-  return SXvProcVector[stuff->data](client);
-}
-
-#ifdef PANORAMIX
-static int
-XineramaXvStopVideo(ClientPtr client)
-{
-   int result, i;
-   PanoramiXRes *draw, *port;
-   REQUEST(xvStopVideoReq);
-   REQUEST_SIZE_MATCH(xvStopVideoReq);
-
-   result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,
-				     XRC_DRAWABLE, client, DixWriteAccess);
-   if (result != Success)
-       return (result == BadValue) ? BadDrawable : result;
-
-   result = dixLookupResourceByType((pointer *)&port, stuff->port,
-				    XvXRTPort, client, DixReadAccess);
-   if (result != Success)
-       return (result == BadValue) ? _XvBadPort : result;
-
-   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, i;
-
-    REQUEST_SIZE_MATCH(xvSetPortAttributeReq);
-
-    result = dixLookupResourceByType((pointer *)&port, stuff->port,
-				     XvXRTPort, client, DixReadAccess);
-    if (result != Success)
-	return (result == BadValue) ? _XvBadPort : result;
-
-    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, i, x, y;
-
-    REQUEST_SIZE_MATCH(xvShmPutImageReq);
-
-    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,
-				      XRC_DRAWABLE, client, DixWriteAccess);
-    if (result != Success)
-	return (result == BadValue) ? BadDrawable : result;
-
-    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,
-				     XRT_GC, client, DixReadAccess);
-    if (result != Success)
-        return (result == BadValue) ? BadGC : result;
-
-    result = dixLookupResourceByType((pointer *)&port, stuff->port,
-				     XvXRTPort, client, DixReadAccess);
-    if (result != Success)
-	return (result == BadValue) ? _XvBadPort : result;
- 
-    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;
-}
-#else
-#define XineramaXvShmPutImage ProcXvShmPutImage
-#endif
-
-static int 
-XineramaXvPutImage(ClientPtr client)
-{
-    REQUEST(xvPutImageReq);
-    PanoramiXRes *draw, *gc, *port;
-    Bool isRoot;
-    int result, i, x, y;
-
-    REQUEST_AT_LEAST_SIZE(xvPutImageReq);
-
-    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,
-				      XRC_DRAWABLE, client, DixWriteAccess);
-    if (result != Success)
-	return (result == BadValue) ? BadDrawable : result;
-
-    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,
-				     XRT_GC, client, DixReadAccess);
-    if (result != Success)
-        return (result == BadValue) ? BadGC : result;
-
-    result = dixLookupResourceByType((pointer *)&port, stuff->port,
-				     XvXRTPort, client, DixReadAccess);
-    if (result != Success)
-	return (result == BadValue) ? _XvBadPort : result;
- 
-    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, i, x, y;
-
-    REQUEST_AT_LEAST_SIZE(xvPutVideoReq);
-
-    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,
-				      XRC_DRAWABLE, client, DixWriteAccess);
-    if (result != Success)
-	return (result == BadValue) ? BadDrawable : result;
-
-    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,
-				     XRT_GC, client, DixReadAccess);
-    if (result != Success)
-        return (result == BadValue) ? BadGC : result;
-
-    result = dixLookupResourceByType((pointer *)&port, stuff->port,
-				     XvXRTPort, client, DixReadAccess);
-    if (result != Success)
-	return (result == BadValue) ? _XvBadPort : result;
-
-    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, i, x, y;
-
-    REQUEST_AT_LEAST_SIZE(xvPutImageReq);
-
-    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,
-				      XRC_DRAWABLE, client, DixWriteAccess);
-    if (result != Success)
-	return (result == BadValue) ? BadDrawable : result;
-
-    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,
-				     XRT_GC, client, DixReadAccess);
-    if (result != Success)
-        return (result == BadValue) ? BadGC : result;
-
-    result = dixLookupResourceByType((pointer *)&port, stuff->port,
-				     XvXRTPort, client, DixReadAccess);
-    if (result != Success)
-	return (result == BadValue) ? _XvBadPort : result;
-
-    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;
-}
-
-static Bool
-isImageAdaptor(XvAdaptorPtr pAdapt)
-{
-    return (pAdapt->type & XvImageMask) && (pAdapt->nImages > 0);
-}
-
-static Bool
-hasOverlay(XvAdaptorPtr pAdapt)
-{
-    int i;
-    for(i = 0; i < pAdapt->nAttributes; i++)
-	if(!strcmp(pAdapt->pAttributes[i].name, "XV_COLORKEY"))
-	    return TRUE;
-    return FALSE;
-}
-
-static XvAdaptorPtr
-matchAdaptor(ScreenPtr pScreen, XvAdaptorPtr refAdapt, Bool isOverlay)
-{
-    int i;
-    XvScreenPtr xvsp = dixLookupPrivate(&pScreen->devPrivates, XvGetScreenKey());
-    /* Do not try to go on if xv is not supported on this screen */
-    if(xvsp == NULL)
-	return NULL;
-
-    /* if the adaptor has the same name it's a perfect match */
-    for(i = 0; i < xvsp->nAdaptors; i++) {
-	XvAdaptorPtr pAdapt = xvsp->pAdaptors + i;
-	if(!strcmp(refAdapt->name, pAdapt->name))
-	    return pAdapt;
-    }
-
-    /* otherwise we only look for XvImage adaptors */
-    if(!isImageAdaptor(refAdapt))
-	return NULL;
-
-    /* prefer overlay/overlay non-overlay/non-overlay pairing */
-    for(i = 0; i < xvsp->nAdaptors; i++) {
-	XvAdaptorPtr pAdapt = xvsp->pAdaptors + i;
-	if(isImageAdaptor(pAdapt) && isOverlay == hasOverlay(pAdapt))
-	    return pAdapt;
-    }
-
-    /* but we'll take any XvImage pairing if we can get it */
-    for(i = 0; i < xvsp->nAdaptors; i++) {
-	XvAdaptorPtr pAdapt = xvsp->pAdaptors + i;
-	if(isImageAdaptor(pAdapt))
-	    return pAdapt;
-    }
-    return NULL;
-}
-
-void XineramifyXv(void)
-{
-   XvScreenPtr xvsp0 = dixLookupPrivate(&screenInfo.screens[0]->devPrivates, XvGetScreenKey());
-   XvAdaptorPtr MatchingAdaptors[MAXSCREENS];
-   int i, j, k;
-
-   XvXRTPort = CreateNewResourceType(XineramaDeleteResource, "XvXRTPort");
-
-   if (!xvsp0 || !XvXRTPort) return;
-
-   for(i = 0; i < xvsp0->nAdaptors; i++) {
-      Bool isOverlay;
-      XvAdaptorPtr refAdapt = xvsp0->pAdaptors + i;
-      if(!(refAdapt->type & XvInputMask)) continue;
-
-      MatchingAdaptors[0] = refAdapt;
-      isOverlay = hasOverlay(refAdapt);
-      for(j = 1; j < PanoramiXNumScreens; j++)
-	 MatchingAdaptors[j] = matchAdaptor(screenInfo.screens[j], refAdapt, isOverlay);
-
-      /* now create a resource for each port */
-      for(j = 0; j < refAdapt->nPorts; j++) {
-	 PanoramiXRes *port = xalloc(sizeof(PanoramiXRes));
-	 if(!port)
-	    break;
-
-	 for(k = 0; 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;
-	 } 
-	 AddResource(port->info[0].id, XvXRTPort, port);
-      }
-   }
-
-   /* munge the dispatch vector */
-   XvProcVector[xv_PutVideo]		= XineramaXvPutVideo;
-   XvProcVector[xv_PutStill]		= XineramaXvPutStill;
-   XvProcVector[xv_StopVideo]		= XineramaXvStopVideo;
-   XvProcVector[xv_SetPortAttribute]	= XineramaXvSetPortAttribute;
-   XvProcVector[xv_PutImage]		= XineramaXvPutImage;
-   XvProcVector[xv_ShmPutImage]		= XineramaXvShmPutImage;
-}
-#endif /* PANORAMIX */
-
-void
-XvResetProcVector(void)
-{
-#ifdef PANORAMIX
-   XvProcVector[xv_PutVideo]		= ProcXvPutVideo;
-   XvProcVector[xv_PutStill]		= ProcXvPutStill;
-   XvProcVector[xv_StopVideo]		= ProcXvStopVideo;
-   XvProcVector[xv_SetPortAttribute]	= ProcXvSetPortAttribute;
-   XvProcVector[xv_PutImage]		= ProcXvPutImage;
-   XvProcVector[xv_ShmPutImage]		= ProcXvShmPutImage;
-#endif
-}
+/***********************************************************

+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.

+******************************************************************/

+

+#ifdef HAVE_DIX_CONFIG_H

+#include <dix-config.h>

+#endif

+

+#include <string.h>

+

+#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

+#include <X11/extensions/shmproto.h>

+#endif

+

+#include "xvdisp.h"

+

+#ifdef PANORAMIX

+#include "panoramiX.h"

+#include "panoramiXsrv.h"

+

+unsigned long XvXRTPort;

+#endif

+

+static int

+SWriteQueryExtensionReply(

+   ClientPtr client,

+   xvQueryExtensionReply *rep

+){

+  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

+){

+  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

+){

+  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

+){

+  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

+){

+  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

+){

+  char n;

+

+  swapl(&pFormat->visual, n);

+  (void)WriteToClient(client, sz_xvFormat, (char *)pFormat);

+

+  return Success;

+}

+

+static int

+SWriteAttributeInfo(

+   ClientPtr client,

+   xvAttributeInfo *pAtt

+){

+  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

+){

+  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

+){

+  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

+){

+  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

+){

+  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

+){

+  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

+){

+  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

+){

+  char n;

+

+  swaps(&rep->sequenceNumber, n);

+  swapl(&rep->length, n);

+  swapl(&rep->num_formats, n);

+

+  (void)WriteToClient(client, sz_xvListImageFormatsReply, (char *)rep);

+

+  return Success;

+}

+

+#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

+

+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, na, nf, rc;

+  int nameSize;

+  XvAdaptorPtr pa;

+  XvFormatPtr pf;

+  WindowPtr pWin;

+  ScreenPtr pScreen;

+  XvScreenPtr pxvs;

+

+  REQUEST(xvQueryAdaptorsReq);

+  REQUEST_SIZE_MATCH(xvQueryAdaptorsReq);

+

+  rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);

+  if (rc != Success)

+      return rc;

+

+  pScreen = pWin->drawable.pScreen;

+  pxvs = (XvScreenPtr)dixLookupPrivate(&pScreen->devPrivates,

+				       XvGetScreenKey());

+  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 += pad_to_int32(strlen(pa->name));

+      totalSize += pa->nFormats * sz_xvFormat;

+      pa++;

+    }

+

+  rep.length = bytes_to_int32(totalSize);

+

+  _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 = nameSize = strlen(pa->name);

+      ainfo.num_formats = pa->nFormats;

+

+      _WriteAdaptorInfo(client, &ainfo);

+

+      WriteToClient(client, nameSize, pa->name);

+

+      nf = pa->nFormats;

+      pf = pa->pFormats;

+      while (nf--)

+	{

+	  format.depth = pf->depth;

+	  format.visual = pf->visual;

+	  _WriteFormat(client, &format);

+	  pf++;

+	}

+

+      pa++;

+

+    }

+

+  return Success;

+}

+

+static int

+ProcXvQueryEncodings(ClientPtr client)

+{

+  xvEncodingInfo einfo;

+  xvQueryEncodingsReply rep;

+  int totalSize;

+  int nameSize;

+  XvPortPtr pPort;

+  int ne;

+  XvEncodingPtr pe;

+  int status;

+

+  REQUEST(xvQueryEncodingsReq);

+  REQUEST_SIZE_MATCH(xvQueryEncodingsReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 += pad_to_int32(strlen(pe->name));

+      pe++;

+    }

+

+  rep.length = bytes_to_int32(totalSize);

+

+  _WriteQueryEncodingsReply(client, &rep);

+

+  ne = pPort->pAdaptor->nEncodings;

+  pe = pPort->pAdaptor->pEncodings;

+  while (ne--) 

+    {

+      einfo.encoding = pe->id;

+      einfo.name_size = nameSize = 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, nameSize, pe->name);

+      pe++;

+    }

+

+  return Success;

+}

+

+static int

+ProcXvPutVideo(ClientPtr client)

+{

+  DrawablePtr pDraw;

+  XvPortPtr pPort;

+  GCPtr pGC;

+  int status;

+

+  REQUEST(xvPutVideoReq);

+  REQUEST_SIZE_MATCH(xvPutVideoReq);

+

+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess);

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 = XvdiMatchPort(pPort, pDraw);

+  if (status != Success)

+    {

+      return status;

+    }

+

+  return XvdiPutVideo(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)

+{

+  DrawablePtr pDraw;

+  XvPortPtr pPort;

+  GCPtr pGC;

+  int status;

+

+  REQUEST(xvPutStillReq);

+  REQUEST_SIZE_MATCH(xvPutStillReq);

+

+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixWriteAccess);

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 = XvdiMatchPort(pPort, pDraw);

+  if (status != Success)

+    {

+      return status;

+    }

+

+  return XvdiPutStill(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)

+{

+  DrawablePtr pDraw;

+  XvPortPtr pPort;

+  GCPtr pGC;

+  int status;

+

+  REQUEST(xvGetVideoReq);

+  REQUEST_SIZE_MATCH(xvGetVideoReq);

+

+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess);

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 = XvdiMatchPort(pPort, pDraw);

+  if (status != Success)

+    {

+      return status;

+    }

+

+  return XvdiGetVideo(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)

+{

+  DrawablePtr pDraw;

+  XvPortPtr pPort;

+  GCPtr pGC;

+  int status;

+

+  REQUEST(xvGetStillReq);

+  REQUEST_SIZE_MATCH(xvGetStillReq);

+

+  VALIDATE_DRAWABLE_AND_GC(stuff->drawable, pDraw, DixReadAccess);

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 = XvdiMatchPort(pPort, pDraw);

+  if (status != Success)

+    {

+      return status;

+    }

+

+  return XvdiGetStill(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)

+{

+  DrawablePtr pDraw;

+  int rc;

+  REQUEST(xvSelectVideoNotifyReq);

+  REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq);

+

+  rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixReceiveAccess);

+  if (rc != Success)

+    return rc;

+

+  return XvdiSelectVideoNotify(client, pDraw, stuff->onoff);

+}

+

+static int

+ProcXvSelectPortNotify(ClientPtr client)

+{

+  int status;

+  XvPortPtr pPort;

+  REQUEST(xvSelectPortNotifyReq);

+  REQUEST_SIZE_MATCH(xvSelectPortNotifyReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)

+    {

+      client->errorValue = stuff->port;

+      return (status);

+    }

+

+  return XvdiSelectPortNotify(client, pPort, stuff->onoff);

+}

+

+static int

+ProcXvGrabPort(ClientPtr client)

+{

+  int result, status;

+  XvPortPtr pPort;

+  xvGrabPortReply rep;

+  REQUEST(xvGrabPortReq);

+  REQUEST_SIZE_MATCH(xvGrabPortReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)

+    {

+      client->errorValue = stuff->port;

+      return (status);

+    }

+

+  status = XvdiGrabPort(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);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)

+    {

+      client->errorValue = stuff->port;

+      return (status);

+    }

+

+  return XvdiUngrabPort(client, pPort, stuff->time);

+}

+

+static int

+ProcXvStopVideo(ClientPtr client)

+{

+  int status, rc;

+  DrawablePtr pDraw;

+  XvPortPtr pPort;

+  REQUEST(xvStopVideoReq);

+  REQUEST_SIZE_MATCH(xvStopVideoReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)

+    {

+      client->errorValue = stuff->port;

+      return (status);

+    }

+

+  rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess);

+  if (rc != Success)

+    return rc;

+

+  return XvdiStopVideo(client, pPort, pDraw);

+}

+

+static int

+ProcXvSetPortAttribute(ClientPtr client)

+{

+  int status;

+  XvPortPtr pPort;

+  REQUEST(xvSetPortAttributeReq);

+  REQUEST_SIZE_MATCH(xvSetPortAttributeReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixSetAttrAccess);

+

+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)

+    {

+      client->errorValue = stuff->port;

+      return (status);

+    }

+

+  if (!ValidAtom(stuff->attribute))

+    {

+      client->errorValue = stuff->attribute;

+      return(BadAtom);

+    }

+

+  status = XvdiSetPortAttribute(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);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess);

+

+  if ((status = _AllocatePort(stuff->port, pPort)) != Success)

+    {

+      client->errorValue = stuff->port;

+      return (status);

+    }

+

+  if (!ValidAtom(stuff->attribute))

+    {

+      client->errorValue = stuff->attribute;

+      return(BadAtom);

+    }

+

+  status = XvdiGetPortAttribute(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);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixGetAttrAccess);

+

+  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 < pPort->pAdaptor->nAttributes; i++, pAtt++) 

+  {    

+      rep.text_size += pad_to_int32(strlen(pAtt->name) + 1);

+  }

+

+  rep.length = (pPort->pAdaptor->nAttributes * sz_xvAttributeInfo)

+      + rep.text_size;

+  rep.length >>= 2;

+

+  _WriteQueryPortAttributesReply(client, &rep);

+

+  for(i = 0, pAtt = pPort->pAdaptor->pAttributes; 

+      i < pPort->pAdaptor->nAttributes; 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 = pad_to_int32(size);

+

+      _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, DixWriteAccess);

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 = XvdiMatchPort(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 = bytes_to_int32(size);

+  

+  if((width < stuff->width) || (height < stuff->height))

+     return BadValue;

+

+  if(client->req_len < size)

+     return BadLength;

+

+  return XvdiPutImage(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, DixWriteAccess);

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  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 = XvdiMatchPort(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;

+

+  status = dixLookupResourceByType((pointer *)&shmdesc, stuff->shmseg,

+				   ShmSegType, serverClient, DixReadAccess);

+  if (status != Success)

+      return (status == BadValue) ? BadShmSegCode : status;

+ 

+  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 = XvdiPutImage(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;

+}

+#else /* !MITSHM */

+static int

+ProcXvShmPutImage(ClientPtr client)

+{

+    SendErrorToClient(client, XvReqCode, xv_ShmPutImage, 0, BadImplementation);

+    return(BadImplementation);

+}

+#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;

+  int planeLength;

+  REQUEST(xvQueryImageAttributesReq);

+

+  REQUEST_SIZE_MATCH(xvQueryImageAttributesReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+  

+  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 = malloc(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 = planeLength = 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, planeLength);

+  WriteToClient(client, planeLength << 2, (char*)offsets);

+

+  free(offsets);

+

+  return Success;

+}

+

+static int 

+ProcXvListImageFormats(ClientPtr client)

+{

+  XvPortPtr pPort;

+  XvImagePtr pImage;

+  int i;

+  xvListImageFormatsReply rep;

+  xvImageFormatInfo info;

+  REQUEST(xvListImageFormatsReq);

+

+  REQUEST_SIZE_MATCH(xvListImageFormatsReq);

+

+  VALIDATE_XV_PORT(stuff->port, pPort, DixReadAccess);

+

+  rep.type = X_Reply;

+  rep.sequenceNumber = client->sequence;

+  rep.num_formats = pPort->pAdaptor->nImages;

+  rep.length = bytes_to_int32(pPort->pAdaptor->nImages * sz_xvImageFormatInfo);

+

+  _WriteListImageFormatsReply(client, &rep);

+

+  pImage = pPort->pAdaptor->pImages;

+  

+  for(i = 0; i < pPort->pAdaptor->nImages; 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;

+}

+

+static int (*XvProcVector[xvNumRequests])(ClientPtr) = {

+    ProcXvQueryExtension,

+    ProcXvQueryAdaptors,

+    ProcXvQueryEncodings,

+    ProcXvGrabPort,

+    ProcXvUngrabPort,

+    ProcXvPutVideo,

+    ProcXvPutStill,

+    ProcXvGetVideo,

+    ProcXvGetStill,

+    ProcXvStopVideo,

+    ProcXvSelectVideoNotify,

+    ProcXvSelectPortNotify,

+    ProcXvQueryBestSize,

+    ProcXvSetPortAttribute,

+    ProcXvGetPortAttribute,

+    ProcXvQueryPortAttributes,

+    ProcXvListImageFormats,

+    ProcXvQueryImageAttributes,

+    ProcXvPutImage,

+    ProcXvShmPutImage,

+};

+

+int

+ProcXvDispatch(ClientPtr client)

+{

+  REQUEST(xReq);

+

+  UpdateCurrentTime();

+

+  if (stuff->data > xvNumRequests) {

+    SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest);

+    return(BadRequest);

+  }

+

+  return XvProcVector[stuff->data](client);

+}

+

+/* Swapped Procs */

+

+static int

+SProcXvQueryExtension(ClientPtr client)

+{

+  char n;

+  REQUEST(xvQueryExtensionReq);

+  swaps(&stuff->length, n);

+  return XvProcVector[xv_QueryExtension](client);

+}

+

+static int

+SProcXvQueryAdaptors(ClientPtr client)

+{

+  char n;

+  REQUEST(xvQueryAdaptorsReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->window, n);

+  return XvProcVector[xv_QueryAdaptors](client);

+}

+

+static int

+SProcXvQueryEncodings(ClientPtr client)

+{

+  char n;

+  REQUEST(xvQueryEncodingsReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  return XvProcVector[xv_QueryEncodings](client);

+}

+

+static int

+SProcXvGrabPort(ClientPtr client)

+{

+  char n;

+  REQUEST(xvGrabPortReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  swapl(&stuff->time, n);

+  return XvProcVector[xv_GrabPort](client);

+}

+

+static int

+SProcXvUngrabPort(ClientPtr client)

+{

+  char n;

+  REQUEST(xvUngrabPortReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  swapl(&stuff->time, n);

+  return XvProcVector[xv_UngrabPort](client);

+}

+

+static int

+SProcXvPutVideo(ClientPtr client)

+{

+  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 XvProcVector[xv_PutVideo](client);

+}

+

+static int

+SProcXvPutStill(ClientPtr client)

+{

+  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 XvProcVector[xv_PutStill](client);

+}

+

+static int

+SProcXvGetVideo(ClientPtr client)

+{

+  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 XvProcVector[xv_GetVideo](client);

+}

+

+static int

+SProcXvGetStill(ClientPtr client)

+{

+  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 XvProcVector[xv_GetStill](client);

+}

+

+static int

+SProcXvPutImage(ClientPtr client)

+{

+  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 XvProcVector[xv_PutImage](client);

+}

+

+#ifdef MITSHM

+static int

+SProcXvShmPutImage(ClientPtr client)

+{

+  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);

+  swapl(&stuff->offset, 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 XvProcVector[xv_ShmPutImage](client);

+}

+#else /* MITSHM */

+#define SProcXvShmPutImage ProcXvShmPutImage

+#endif

+

+static int

+SProcXvSelectVideoNotify(ClientPtr client)

+{

+  char n;

+  REQUEST(xvSelectVideoNotifyReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->drawable, n);

+  return XvProcVector[xv_SelectVideoNotify](client);

+}

+

+static int

+SProcXvSelectPortNotify(ClientPtr client)

+{

+  char n;

+  REQUEST(xvSelectPortNotifyReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  return XvProcVector[xv_SelectPortNotify](client);

+}

+

+static int

+SProcXvStopVideo(ClientPtr client)

+{

+  char n;

+  REQUEST(xvStopVideoReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  swapl(&stuff->drawable, n);

+  return XvProcVector[xv_StopVideo](client);

+}

+

+static int

+SProcXvSetPortAttribute(ClientPtr client)

+{

+  char n;

+  REQUEST(xvSetPortAttributeReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  swapl(&stuff->attribute, n);

+  swapl(&stuff->value, n);

+  return XvProcVector[xv_SetPortAttribute](client);

+}

+

+static int

+SProcXvGetPortAttribute(ClientPtr client)

+{

+  char n;

+  REQUEST(xvGetPortAttributeReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  swapl(&stuff->attribute, n);

+  return XvProcVector[xv_GetPortAttribute](client);

+}

+

+static int

+SProcXvQueryBestSize(ClientPtr client)

+{

+  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 XvProcVector[xv_QueryBestSize](client);

+}

+

+static int

+SProcXvQueryPortAttributes(ClientPtr client)

+{

+  char n;

+  REQUEST(xvQueryPortAttributesReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  return XvProcVector[xv_QueryPortAttributes](client);

+}

+

+static int

+SProcXvQueryImageAttributes(ClientPtr client)

+{

+  char n;

+  REQUEST(xvQueryImageAttributesReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  swapl(&stuff->id, n);

+  swaps(&stuff->width, n);

+  swaps(&stuff->height, n);

+  return XvProcVector[xv_QueryImageAttributes](client);

+}

+

+static int

+SProcXvListImageFormats(ClientPtr client)

+{

+  char n;

+  REQUEST(xvListImageFormatsReq);

+  swaps(&stuff->length, n);

+  swapl(&stuff->port, n);

+  return XvProcVector[xv_ListImageFormats](client);

+}

+

+static int (*SXvProcVector[xvNumRequests])(ClientPtr) = {

+    SProcXvQueryExtension,

+    SProcXvQueryAdaptors,

+    SProcXvQueryEncodings,

+    SProcXvGrabPort,

+    SProcXvUngrabPort,

+    SProcXvPutVideo,

+    SProcXvPutStill,

+    SProcXvGetVideo,

+    SProcXvGetStill,

+    SProcXvStopVideo,

+    SProcXvSelectVideoNotify,

+    SProcXvSelectPortNotify,

+    SProcXvQueryBestSize,

+    SProcXvSetPortAttribute,

+    SProcXvGetPortAttribute,

+    SProcXvQueryPortAttributes,

+    SProcXvListImageFormats,

+    SProcXvQueryImageAttributes,

+    SProcXvPutImage,

+    SProcXvShmPutImage,

+};

+

+int

+SProcXvDispatch(ClientPtr client)

+{

+  REQUEST(xReq);

+

+  UpdateCurrentTime();

+

+  if (stuff->data > xvNumRequests) {

+    SendErrorToClient(client, XvReqCode, stuff->data, 0, BadRequest);

+    return(BadRequest);

+  }

+

+  return SXvProcVector[stuff->data](client);

+}

+

+#ifdef PANORAMIX

+static int

+XineramaXvStopVideo(ClientPtr client)

+{

+   int result, i;

+   PanoramiXRes *draw, *port;

+   REQUEST(xvStopVideoReq);

+   REQUEST_SIZE_MATCH(xvStopVideoReq);

+

+   result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,

+				     XRC_DRAWABLE, client, DixWriteAccess);

+   if (result != Success)

+       return (result == BadValue) ? BadDrawable : result;

+

+   result = dixLookupResourceByType((pointer *)&port, stuff->port,

+				    XvXRTPort, client, DixReadAccess);

+   if (result != Success)

+       return (result == BadValue) ? _XvBadPort : result;

+

+   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, i;

+

+    REQUEST_SIZE_MATCH(xvSetPortAttributeReq);

+

+    result = dixLookupResourceByType((pointer *)&port, stuff->port,

+				     XvXRTPort, client, DixReadAccess);

+    if (result != Success)

+	return (result == BadValue) ? _XvBadPort : result;

+

+    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, i, x, y;

+

+    REQUEST_SIZE_MATCH(xvShmPutImageReq);

+

+    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,

+				      XRC_DRAWABLE, client, DixWriteAccess);

+    if (result != Success)

+	return (result == BadValue) ? BadDrawable : result;

+

+    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,

+				     XRT_GC, client, DixReadAccess);

+    if (result != Success)

+        return (result == BadValue) ? BadGC : result;

+

+    result = dixLookupResourceByType((pointer *)&port, stuff->port,

+				     XvXRTPort, client, DixReadAccess);

+    if (result != Success)

+	return (result == BadValue) ? _XvBadPort : result;

+ 

+    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;

+}

+#else

+#define XineramaXvShmPutImage ProcXvShmPutImage

+#endif

+

+static int 

+XineramaXvPutImage(ClientPtr client)

+{

+    REQUEST(xvPutImageReq);

+    PanoramiXRes *draw, *gc, *port;

+    Bool isRoot;

+    int result, i, x, y;

+

+    REQUEST_AT_LEAST_SIZE(xvPutImageReq);

+

+    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,

+				      XRC_DRAWABLE, client, DixWriteAccess);

+    if (result != Success)

+	return (result == BadValue) ? BadDrawable : result;

+

+    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,

+				     XRT_GC, client, DixReadAccess);

+    if (result != Success)

+        return (result == BadValue) ? BadGC : result;

+

+    result = dixLookupResourceByType((pointer *)&port, stuff->port,

+				     XvXRTPort, client, DixReadAccess);

+    if (result != Success)

+	return (result == BadValue) ? _XvBadPort : result;

+ 

+    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, i, x, y;

+

+    REQUEST_AT_LEAST_SIZE(xvPutVideoReq);

+

+    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,

+				      XRC_DRAWABLE, client, DixWriteAccess);

+    if (result != Success)

+	return (result == BadValue) ? BadDrawable : result;

+

+    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,

+				     XRT_GC, client, DixReadAccess);

+    if (result != Success)

+        return (result == BadValue) ? BadGC : result;

+

+    result = dixLookupResourceByType((pointer *)&port, stuff->port,

+				     XvXRTPort, client, DixReadAccess);

+    if (result != Success)

+	return (result == BadValue) ? _XvBadPort : result;

+

+    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, i, x, y;

+

+    REQUEST_AT_LEAST_SIZE(xvPutImageReq);

+

+    result = dixLookupResourceByClass((pointer *)&draw, stuff->drawable,

+				      XRC_DRAWABLE, client, DixWriteAccess);

+    if (result != Success)

+	return (result == BadValue) ? BadDrawable : result;

+

+    result = dixLookupResourceByType((pointer *)&gc, stuff->gc,

+				     XRT_GC, client, DixReadAccess);

+    if (result != Success)

+        return (result == BadValue) ? BadGC : result;

+

+    result = dixLookupResourceByType((pointer *)&port, stuff->port,

+				     XvXRTPort, client, DixReadAccess);

+    if (result != Success)

+	return (result == BadValue) ? _XvBadPort : result;

+

+    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;

+}

+

+static Bool

+isImageAdaptor(XvAdaptorPtr pAdapt)

+{

+    return (pAdapt->type & XvImageMask) && (pAdapt->nImages > 0);

+}

+

+static Bool

+hasOverlay(XvAdaptorPtr pAdapt)

+{

+    int i;

+    for(i = 0; i < pAdapt->nAttributes; i++)

+	if(!strcmp(pAdapt->pAttributes[i].name, "XV_COLORKEY"))

+	    return TRUE;

+    return FALSE;

+}

+

+static XvAdaptorPtr

+matchAdaptor(ScreenPtr pScreen, XvAdaptorPtr refAdapt, Bool isOverlay)

+{

+    int i;

+    XvScreenPtr xvsp = dixLookupPrivate(&pScreen->devPrivates, XvGetScreenKey());

+    /* Do not try to go on if xv is not supported on this screen */

+    if(xvsp == NULL)

+	return NULL;

+

+    /* if the adaptor has the same name it's a perfect match */

+    for(i = 0; i < xvsp->nAdaptors; i++) {

+	XvAdaptorPtr pAdapt = xvsp->pAdaptors + i;

+	if(!strcmp(refAdapt->name, pAdapt->name))

+	    return pAdapt;

+    }

+

+    /* otherwise we only look for XvImage adaptors */

+    if(!isImageAdaptor(refAdapt))

+	return NULL;

+

+    /* prefer overlay/overlay non-overlay/non-overlay pairing */

+    for(i = 0; i < xvsp->nAdaptors; i++) {

+	XvAdaptorPtr pAdapt = xvsp->pAdaptors + i;

+	if(isImageAdaptor(pAdapt) && isOverlay == hasOverlay(pAdapt))

+	    return pAdapt;

+    }

+

+    /* but we'll take any XvImage pairing if we can get it */

+    for(i = 0; i < xvsp->nAdaptors; i++) {

+	XvAdaptorPtr pAdapt = xvsp->pAdaptors + i;

+	if(isImageAdaptor(pAdapt))

+	    return pAdapt;

+    }

+    return NULL;

+}

+

+void XineramifyXv(void)

+{

+   XvScreenPtr xvsp0 = dixLookupPrivate(&screenInfo.screens[0]->devPrivates, XvGetScreenKey());

+   XvAdaptorPtr MatchingAdaptors[MAXSCREENS];

+   int i, j, k;

+

+   XvXRTPort = CreateNewResourceType(XineramaDeleteResource, "XvXRTPort");

+

+   if (!xvsp0 || !XvXRTPort) return;

+

+   for(i = 0; i < xvsp0->nAdaptors; i++) {

+      Bool isOverlay;

+      XvAdaptorPtr refAdapt = xvsp0->pAdaptors + i;

+      if(!(refAdapt->type & XvInputMask)) continue;

+

+      MatchingAdaptors[0] = refAdapt;

+      isOverlay = hasOverlay(refAdapt);

+      for(j = 1; j < PanoramiXNumScreens; j++)

+	 MatchingAdaptors[j] = matchAdaptor(screenInfo.screens[j], refAdapt, isOverlay);

+

+      /* now create a resource for each port */

+      for(j = 0; j < refAdapt->nPorts; j++) {

+	 PanoramiXRes *port = malloc(sizeof(PanoramiXRes));

+	 if(!port)

+	    break;

+

+	 for(k = 0; 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;

+	 } 

+	 AddResource(port->info[0].id, XvXRTPort, port);

+      }

+   }

+

+   /* munge the dispatch vector */

+   XvProcVector[xv_PutVideo]		= XineramaXvPutVideo;

+   XvProcVector[xv_PutStill]		= XineramaXvPutStill;

+   XvProcVector[xv_StopVideo]		= XineramaXvStopVideo;

+   XvProcVector[xv_SetPortAttribute]	= XineramaXvSetPortAttribute;

+   XvProcVector[xv_PutImage]		= XineramaXvPutImage;

+   XvProcVector[xv_ShmPutImage]		= XineramaXvShmPutImage;

+}

+#endif /* PANORAMIX */

+

+void

+XvResetProcVector(void)

+{

+#ifdef PANORAMIX

+   XvProcVector[xv_PutVideo]		= ProcXvPutVideo;

+   XvProcVector[xv_PutStill]		= ProcXvPutStill;

+   XvProcVector[xv_StopVideo]		= ProcXvStopVideo;

+   XvProcVector[xv_SetPortAttribute]	= ProcXvSetPortAttribute;

+   XvProcVector[xv_PutImage]		= ProcXvPutImage;

+   XvProcVector[xv_ShmPutImage]		= ProcXvShmPutImage;

+#endif

+}