Initial version of XVideo Motion Compensation video driver/render
authoriive <iive@b3059339-0415-0410-9bf9-f77b7e298cf2>
Tue, 1 Jul 2003 21:51:57 +0000 (21:51 +0000)
committeriive <iive@b3059339-0415-0410-9bf9-f77b7e298cf2>
Tue, 1 Jul 2003 21:51:57 +0000 (21:51 +0000)
git-svn-id: svn://git.mplayerhq.hu/mplayer/trunk@10361 b3059339-0415-0410-9bf9-f77b7e298cf2

libvo/vo_xvmc.c [new file with mode: 0644]

diff --git a/libvo/vo_xvmc.c b/libvo/vo_xvmc.c
new file mode 100644 (file)
index 0000000..0f07e05
--- /dev/null
@@ -0,0 +1,869 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+#include <X11/extensions/Xv.h>
+#include <X11/extensions/Xvlib.h>
+#include <X11/extensions/XvMClib.h>
+
+#include "config.h"
+#include "mp_msg.h"
+#include "video_out.h"
+#include "video_out_internal.h"
+#include "fastmemcpy.h"
+
+#include "x11_common.h"
+#include "xvmc_render.h"
+
+#include "sub.h"
+#include "aspect.h"
+
+#ifdef HAVE_NEW_GUI
+#include "../Gui/interface.h"
+#endif
+
+#undef HAVE_XINERAMA
+
+#undef NDEBUG 
+#include <assert.h>
+
+//no chanse xinerama to be suported in near future
+
+#define UNUSED(x) ((void)(x))
+
+
+extern int vo_directrendering;
+extern int vo_verbose;
+
+static void xvmc_free(void);
+
+static int image_width,image_height;
+static uint32_t  drwX,drwY;
+
+static XvPortID xv_port;
+
+//0-auto;1-backgound always keycolor;2-autopaint(by X);3-manual fill 
+static int keycolor_handling;
+static unsigned long keycolor;
+
+static XvMCSurfaceInfo surface_info;
+static XvMCContext ctx;
+static XvMCBlockArray data_blocks;
+static XvMCMacroBlockArray mv_blocks;
+
+#define MAX_SURFACES 8
+static int number_of_surfaces=0;
+static XvMCSurface surface_array[MAX_SURFACES];
+static xvmc_render_state_t surface_render[MAX_SURFACES];//these one are used in mpi->priv
+
+static xvmc_render_state_t * p_render_surface_to_show=NULL;
+static xvmc_render_state_t * p_render_surface_visible=NULL;
+
+static vo_info_t info = {
+  "XVideo Motion Compensation",
+  "xvmc",
+  "Ivan Kalvachev <iive@users.sf.net>",
+  ""
+};
+
+LIBVO_EXTERN(xvmc);
+
+static void  init_keycolor(){
+Atom xv_atom;
+XvAttribute * attributes;
+int colorkey;
+int rez;
+int attrib_count,i;
+
+   keycolor=2110;
+
+   if(keycolor_handling == 0){
+   //XV_AUTOPING_COLORKEY doesn't work for XvMC yet(NVidia 43.63)
+      attributes = XvQueryPortAttributes(mDisplay, xv_port, &attrib_count);
+      if(attributes!=NULL) 
+         for (i = 0; i < attrib_count; i++)
+            if (!strcmp(attributes[i].name, "XV_AUTOPAINT_COLORKEY"))
+            {
+               xv_atom = XInternAtom(mDisplay, "XV_AUTOPAINT_COLORKEY", False);
+               if(xv_atom!=None)
+               {
+                  rez=XvSetPortAttribute(mDisplay, xv_port, xv_atom, 1);
+                  if(rez == Success) 
+                     keycolor_handling = 2;//this is the way vo_xv works
+               }
+               break;
+            }
+         XFree(attributes);
+   }
+
+   xv_atom = XInternAtom(mDisplay, "XV_COLORKEY",False);
+   if(xv_atom == None) return;
+   rez=XvGetPortAttribute(mDisplay,xv_port, xv_atom, &colorkey);
+   if(rez == Success){
+      keycolor=colorkey;
+      if(keycolor_handling == 0){
+         keycolor_handling = 3;
+      }
+   }
+}
+
+//from vo_xmga
+static void mDrawColorKey(uint32_t x,uint32_t  y, uint32_t w, uint32_t h)
+{
+   if( (keycolor_handling != 2) || (keycolor_handling != 3) ) 
+      return ;//unknow method
+
+   XSetBackground( mDisplay,vo_gc,0 );
+   XClearWindow( mDisplay,vo_window );
+   if(keycolor_handling == 2){
+      XSetForeground( mDisplay,vo_gc,keycolor );
+      XFillRectangle( mDisplay,vo_window,vo_gc,x,y,w,h);
+   }
+   XFlush( mDisplay );
+}
+
+// now it is ugly, but i need it working
+static int xvmc_check_surface_format(uint32_t format, XvMCSurfaceInfo * surf_info){
+   if ( format == IMGFMT_XVMC_IDCT_MPEG2 ){ 
+      if( surf_info->mc_type != (XVMC_IDCT|XVMC_MPEG_2) ) return -1;
+      if( surf_info->chroma_format != XVMC_CHROMA_FORMAT_420 ) return -1;
+      return 0;
+   }      
+   if ( format == IMGFMT_XVMC_MOCO_MPEG2 ){ 
+      if(surf_info->mc_type != XVMC_MPEG_2) return -1;
+      if(surf_info->chroma_format != XVMC_CHROMA_FORMAT_420) return -1;
+      return 0;
+   }      
+return -1;//fail
+}
+
+// WARNING This function may changes xv_port and surface_info!
+static int xvmc_find_surface_by_format(int format,int width,int height, 
+                       XvMCSurfaceInfo * surf_info,int query){
+int rez;
+XvAdaptorInfo * ai;
+int num_adaptors,i;
+unsigned long p;
+int s,mc_surf_num;
+XvMCSurfaceInfo * mc_surf_list;
+   
+   rez = XvQueryAdaptors(mDisplay,DefaultRootWindow(mDisplay),&num_adaptors,&ai);
+   if( rez != Success ) return -1;
+   if( verbose > 2 ) printf("vo_xvmc: Querying %d adaptors\n",num_adaptors);
+   for(i=0; i<num_adaptors; i++)
+   {
+      if( verbose > 2) printf("vo_xvmc: Quering adaptor #%d\n",i);
+      if( ai[i].type == 0 ) continue;// we need at least dummy type!
+//probing ports
+      for(p=ai[i].base_id; p<ai[i].base_id+ai[i].num_ports; p++)
+      {
+         if( verbose > 2) printf("vo_xvmc: probing port #%ld\n",p);
+        mc_surf_list = XvMCListSurfaceTypes(mDisplay,p,&mc_surf_num);
+        if( mc_surf_list == NULL || mc_surf_num == 0){
+           if( verbose > 2) printf("vo_xvmc: No XvMC supported. \n");
+           continue;
+        }
+        if( verbose > 2) printf("vo_xvmc: XvMC list have %d surfaces\n",mc_surf_num);
+//we have XvMC list!
+         for(s=0; s<mc_surf_num; s++)
+         {
+           if( width > mc_surf_list[s].max_width ) continue;
+           if( height > mc_surf_list[s].max_height ) continue;
+            if( xvmc_check_surface_format(format,&mc_surf_list[s])<0 ) continue;
+//we have match!
+           
+           if(!query){
+              rez = XvGrabPort(mDisplay,p,CurrentTime);
+              if(rez != Success){
+                 if (verbose > 2) printf("vo_xvmc: Fail to grab port %ld\n",p);
+                 continue;
+              }
+              printf("vo_xvmc: Port %ld grabed\n",p);
+              xv_port = p;
+           }
+           goto surface_found;
+        }//for mc surf
+        XFree(mc_surf_list);//if mc_surf_num==0 is list==NULL ?
+      }//for ports
+   }//for adaptors
+   
+   if(!query) printf("vo_xvmc: Could not find free matching surface. Sorry.\n");
+   return 0;
+
+// somebody know cleaner way to escape from 3 internal loops?
+surface_found:
+
+   memcpy(surf_info,&mc_surf_list[s],sizeof(XvMCSurfaceInfo));
+   if( verbose > 2 || !query) 
+      printf("vo_xvmc: Found matching surface with id=%X on %ld port at %d adapter\n",
+             mc_surf_list[s].surface_type_id,p,i);
+   return mc_surf_list[s].surface_type_id;
+}
+
+static uint32_t xvmc_draw_image(mp_image_t *mpi){
+xvmc_render_state_t * rndr;
+
+   assert(mpi!=NULL);
+   assert(mpi->flags &MP_IMGFLAG_DIRECT);
+//   assert(mpi->flags &MP_IMGFLAGS_DRAWBACK);
+   
+   rndr = (xvmc_render_state_t*)mpi->priv;//there is copy in plane[2]
+   assert( rndr != NULL );
+   assert( rndr->magic == MP_XVMC_RENDER_MAGIC );
+   if( verbose > 3 ) 
+       printf("vo_xvmc: draw_image(show rndr=%p)\n",rndr);
+// the surface have passed vf system without been skiped, it will be displayed
+   rndr->state |= MP_XVMC_STATE_DISPLAY_PENDING;
+   p_render_surface_to_show = rndr;
+   return VO_TRUE;
+}
+
+static uint32_t preinit(const char *arg){
+int xv_version,xv_release,xv_request_base,xv_event_base,xv_error_base;
+int mc_eventBase,mc_errorBase;
+int mc_ver,mc_rev;
+
+//Obtain display handler
+   if (!vo_init()) return -1;//vo_xv
+
+  //XvMC is subdivision of XVideo
+   if (Success != XvQueryExtension(mDisplay,&xv_version,&xv_release,&xv_request_base,
+                        &xv_event_base,&xv_error_base) ){
+      mp_msg(MSGT_VO,MSGL_ERR,"Sorry, Xv(MC) not supported by this X11 version/driver\n");
+      mp_msg(MSGT_VO,MSGL_ERR,"********** Try with  -vo x11  or  -vo sdl  ***********\n");
+      return -1;
+   }
+   printf("vo_xvmc: X-Video extension %d.%d\n",xv_version,xv_release);
+   
+   if( True != XvMCQueryExtension(mDisplay,&mc_eventBase,&mc_errorBase) ){     
+      printf("vo_xvmc: No X-Video MotionCompensation Extension on %s\n",
+             XDisplayName(NULL));
+      return -1;
+   }
+    
+   if(Success == XvMCQueryVersion(mDisplay, &mc_ver, &mc_rev) ){
+      printf("vo_xvmc: X-Video MotionCompensation Extension version %i.%i\n",
+               mc_ver,mc_rev);
+   }
+   else{
+      printf("vo_xvmc: Error querying version info!\n");
+      return -1;
+   }
+   xv_port = 0;
+   number_of_surfaces = 0;
+   keycolor_handling = 1;
+
+   return 0;
+}
+
+static uint32_t config(uint32_t width, uint32_t height,
+                      uint32_t d_width, uint32_t d_height,
+                      uint32_t flags, char *title, uint32_t format){
+int i,mode_id,rez;
+int numblocks,blocks_per_macroblock;//bpmb we have 6,8,12
+
+//from vo_xv
+char *hello = (title == NULL) ? "XvMC render" : title;
+XSizeHints hint;
+XVisualInfo vinfo;
+XGCValues xgcv;
+XSetWindowAttributes xswa;
+XWindowAttributes attribs;
+unsigned long xswamask;
+int depth;
+#ifdef HAVE_XF86VM
+int vm=0;
+unsigned int modeline_width, modeline_height;
+static uint32_t vm_width;
+static uint32_t vm_height;
+#endif
+//end of vo_xv
+
+   if( !IMGFMT_IS_XVMC(format) )
+   {
+      assert(0);//should never happen, abort on debug or
+      return 1;//return error on relese
+   }
+
+// Find free port that supports MC, by querying adaptors
+   if( xv_port != 0 || number_of_surfaces != 0 ){
+      xvmc_free();
+   };
+   numblocks=((width+15)/16)*((height+15)/16);
+// Find Supported Surface Type
+   mode_id = xvmc_find_surface_by_format(format,width,height,&surface_info,0);//false=1 to grab port, not query
+   
+   rez = XvMCCreateContext(mDisplay, xv_port,mode_id,width,height,XVMC_DIRECT,&ctx);
+   if( rez != Success ) return -1;
+   if( ctx.flags & XVMC_DIRECT ){
+      printf("vo_xvmc: Allocated Direct Context\n");
+   }else{
+      printf("vo_xvmc: Allocated Indirect Context!\n");
+   }
+
+   blocks_per_macroblock = 6;
+   if(surface_info.chroma_format == XVMC_CHROMA_FORMAT_422)
+      blocks_per_macroblock = 8;
+   if(surface_info.chroma_format ==  XVMC_CHROMA_FORMAT_444)
+      blocks_per_macroblock = 12;
+
+   rez = XvMCCreateBlocks(mDisplay,&ctx,numblocks*blocks_per_macroblock,&data_blocks);
+   if( rez != Success ){
+      XvMCDestroyContext(mDisplay,&ctx);
+      return -1;
+   }
+   printf("vo_xvmc: data_blocks allocated\n");
+
+   rez = XvMCCreateMacroBlocks(mDisplay,&ctx,numblocks,&mv_blocks);
+   if( rez != Success ){
+      XvMCDestroyBlocks(mDisplay,&data_blocks);
+      XvMCDestroyContext(mDisplay,&ctx);
+      return -1;
+   }
+   printf("vo_xvmc: mv_blocks allocated\n");
+
+   for(i=0; i<MAX_SURFACES; i++){
+      rez=XvMCCreateSurface(mDisplay,&ctx,&surface_array[i]);
+      if( rez != Success )
+        break;
+      memset(&surface_render[i],0,sizeof(xvmc_render_state_t));
+      surface_render[i].magic = MP_XVMC_RENDER_MAGIC;
+      surface_render[i].data_blocks = data_blocks.blocks;
+      surface_render[i].mv_blocks = mv_blocks.macro_blocks;
+      surface_render[i].total_number_of_mv_blocks = numblocks;
+      surface_render[i].total_number_of_data_blocks = numblocks*blocks_per_macroblock;;
+      surface_render[i].idct = (surface_info.mc_type & XVMC_IDCT) == XVMC_IDCT;
+      surface_render[i].chroma_format = surface_info.chroma_format;
+      surface_render[i].unsigned_intra = (surface_info.flags & XVMC_INTRA_UNSIGNED) == XVMC_INTRA_UNSIGNED;
+      surface_render[i].p_surface = &surface_array[i];
+      if( verbose > 3 )
+          printf("vo_xvmc: surface[%d] = %p .rndr=%p\n",i,&surface_array[i], &surface_render[i]);
+   }
+   number_of_surfaces = i;
+   if( number_of_surfaces < 4 ){// +2 I or P and +2 for B (to avoid visible motion drawing)
+      printf("vo_xvmc: Unable to allocate at least 4 Surfaces\n");
+      uninit();
+      return -1;
+   }
+   printf("vo_xvmc: Motion Compensation context allocated - %d surfaces\n",
+          number_of_surfaces);
+
+  //debug
+   printf("vo_xvmc: idct=%d unsigned_intra=%d\n",
+           (surface_info.mc_type & XVMC_IDCT) == XVMC_IDCT,
+          (surface_info.flags & XVMC_INTRA_UNSIGNED) == XVMC_INTRA_UNSIGNED);
+
+   init_keycolor();// take keycolor value and choose method for handling it
+
+//taken from vo_xv
+   panscan_init();
+
+   aspect_save_orig(width,height);
+   aspect_save_prescale(d_width,d_height);
+
+   image_height = height;
+   image_width = width;
+   vo_mouse_autohide = 1;
+
+   vo_dx=( vo_screenwidth - d_width ) / 2; vo_dy=( vo_screenheight - d_height ) / 2;
+   geometry(&vo_dx, &vo_dy, &d_width, &d_height, vo_screenwidth, vo_screenheight);
+   vo_dwidth=d_width; vo_dheight=d_height;
+     
+#ifdef HAVE_XF86VM
+   if( flags&0x02 ) vm = 1;
+#endif
+
+   aspect_save_screenres(vo_screenwidth,vo_screenheight);
+
+#ifdef HAVE_NEW_GUI
+   if(use_gui)
+      guiGetEvent( guiSetShVideo,0 ); // let the GUI to setup/resize our window
+   else
+#endif
+   {
+      hint.x = vo_dx;
+      hint.y = vo_dy;
+      aspect(&d_width,&d_height,A_NOZOOM);
+      hint.width = d_width;
+      hint.height = d_height;
+#ifdef HAVE_XF86VM
+      if ( vm )
+      {
+        if ((d_width==0) && (d_height==0))
+           { vm_width=image_width; vm_height=image_height; }
+        else
+           { vm_width=d_width; vm_height=d_height; }
+        vo_vm_switch(vm_width, vm_height,&modeline_width, &modeline_height);
+        hint.x=(vo_screenwidth-modeline_width)/2;
+        hint.y=(vo_screenheight-modeline_height)/2;
+        hint.width=modeline_width;
+        hint.height=modeline_height;
+        aspect_save_screenres(modeline_width,modeline_height);
+      }
+      else
+#endif
+      if ( vo_fs )
+      {
+#ifdef X11_FULLSCREEN
+     /* this code replaces X11_FULLSCREEN hack in mplayer.c
+      * aspect() is available through aspect.h for all vos.
+      * besides zooming should only be done with -zoom,
+      * but I leave the old -fs behaviour so users don't get
+      * irritated for now (and send lots o' mails ;) ::atmos
+      */
+
+         aspect(&d_width,&d_height,A_ZOOM);
+#endif
+
+      }
+   vo_dwidth=d_width; vo_dheight=d_height;
+   hint.flags = PPosition | PSize /* | PBaseSize */;
+   hint.base_width = hint.width; hint.base_height = hint.height;
+   XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &attribs);
+   depth=attribs.depth;
+   if (depth != 15 && depth != 16 && depth != 24 && depth != 32) depth = 24;
+   XMatchVisualInfo(mDisplay, mScreen, depth, TrueColor, &vinfo);
+
+   xswa.background_pixel = 0;
+   if (keycolor_handling == 1)
+      xswa.background_pixel = keycolor;// 2110;
+   xswa.border_pixel     = 0;
+   xswamask = CWBackPixel | CWBorderPixel;
+
+   if ( WinID>=0 ){
+      vo_window = WinID ? ((Window)WinID) : mRootWin;
+      if ( WinID ) 
+      {
+         XUnmapWindow( mDisplay,vo_window );
+         XChangeWindowAttributes( mDisplay,vo_window,xswamask,&xswa );
+        vo_x11_selectinput_witherr( mDisplay,vo_window,StructureNotifyMask | KeyPressMask | PropertyChangeMask | PointerMotionMask | ButtonPressMask | ButtonReleaseMask | ExposureMask );
+         XMapWindow( mDisplay,vo_window );
+      } else { drwX=vo_dx; drwY=vo_dy; }
+   } else 
+      if ( vo_window == None ){
+         vo_window = XCreateWindow(mDisplay, mRootWin,
+              hint.x, hint.y, hint.width, hint.height,
+              0, depth,CopyFromParent,vinfo.visual,xswamask,&xswa);
+
+         vo_x11_classhint( mDisplay,vo_window,"xvmc" );
+         vo_hidecursor(mDisplay,vo_window);
+
+         vo_x11_selectinput_witherr(mDisplay, vo_window, StructureNotifyMask | KeyPressMask | PropertyChangeMask |
+             ((WinID==0) ? 0 : (PointerMotionMask
+               | ButtonPressMask | ButtonReleaseMask)) );
+         XSetStandardProperties(mDisplay, vo_window, hello, hello, None, NULL, 0, &hint);
+         XSetWMNormalHints( mDisplay,vo_window,&hint );
+        XMapWindow(mDisplay, vo_window);
+        if ( flags&1 ) vo_x11_fullscreen();
+        else {
+#ifdef HAVE_XINERAMA
+           vo_x11_xinerama_move(mDisplay,vo_window);
+#endif
+           vo_x11_sizehint( hint.x, hint.y, hint.width, hint.height,0 );
+        }
+      } else {
+       // vo_fs set means we were already at fullscreen
+        vo_x11_sizehint( hint.x, hint.y, hint.width, hint.height,0 );
+        if ( !vo_fs ) XMoveResizeWindow( mDisplay,vo_window,hint.x,hint.y,hint.width,hint.height );
+        if ( flags&1 && !vo_fs ) vo_x11_fullscreen(); // handle -fs on non-first file
+      }
+    
+//    vo_x11_sizehint( hint.x, hint.y, hint.width, hint.height,0 );   
+    
+      if ( vo_gc != None ) XFreeGC( mDisplay,vo_gc );
+      vo_gc = XCreateGC(mDisplay, vo_window, 0L, &xgcv);
+      XFlush(mDisplay);
+      XSync(mDisplay, False);
+#ifdef HAVE_XF86VM
+      if ( vm )
+      {
+      /* Grab the mouse pointer in our window */
+         if(vo_grabpointer)
+         XGrabPointer(mDisplay, vo_window, True, 0,
+                      GrabModeAsync, GrabModeAsync,
+                      vo_window, None, CurrentTime );
+         XSetInputFocus(mDisplay, vo_window, RevertToNone, CurrentTime);
+      }
+#endif
+   }
+
+   aspect(&vo_dwidth,&vo_dheight,A_NOZOOM);
+   if ( (( flags&1 )&&( WinID <= 0 )) || vo_fs )
+   {
+      aspect(&vo_dwidth,&vo_dheight,A_ZOOM);
+      drwX=( vo_screenwidth - (vo_dwidth > vo_screenwidth?vo_screenwidth:vo_dwidth) ) / 2;
+      drwY=( vo_screenheight - (vo_dheight > vo_screenheight?vo_screenheight:vo_dheight) ) / 2;
+      vo_dwidth=(vo_dwidth > vo_screenwidth?vo_screenwidth:vo_dwidth);
+      vo_dheight=(vo_dheight > vo_screenheight?vo_screenheight:vo_dheight);
+      mp_msg(MSGT_VO,MSGL_V, "[xvmc-fs] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
+   }
+
+   panscan_calc();
+
+   mp_msg(MSGT_VO,MSGL_V, "[xvmc] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
+
+   saver_off(mDisplay);  // turning off screen saver
+//end vo_xv
+   
+   /* store image dimesions for displaying */
+   p_render_surface_visible = NULL;
+   p_render_surface_to_show = NULL;
+   vo_directrendering = 1;//ugly hack, coz xvmc works only with direct rendering
+   return 0;           
+}
+
+static uint32_t draw_frame(uint8_t *srcp[]){
+assert(0 && srcp==NULL);//silense unused srcp warning
+}
+
+static void draw_osd(void){
+}
+
+static void flip_page(void){
+int rez;
+int clipX,clipY,clipW,clipH;
+
+   clipX = drwX-(vo_panscan_x>>1);
+   clipY = drwY-(vo_panscan_y>>1); 
+   clipW = vo_dwidth+vo_panscan_x;
+   clipH = vo_dheight+vo_panscan_y;//
+   
+   if( verbose > 3 ) 
+      printf("vo_xvmc: flip_page  show(rndr=%p)\n\n",p_render_surface_to_show);
+
+   if(p_render_surface_to_show == NULL) return;
+   assert( p_render_surface_to_show->magic == MP_XVMC_RENDER_MAGIC );
+  
+// make sure the rendering is done
+   XvMCSyncSurface(mDisplay,p_render_surface_to_show->p_surface);//!!
+//the visible surface won't be displayed anymore, mark it as free
+   if( p_render_surface_visible!=NULL ) 
+      p_render_surface_visible->state &= ~MP_XVMC_STATE_DISPLAY_PENDING;
+
+   assert(p_render_surface_to_show->state & MP_XVMC_STATE_DISPLAY_PENDING);
+
+// show it
+// if(benchmark)
+   rez=XvMCPutSurface(mDisplay, p_render_surface_to_show->p_surface, vo_window,
+                      0, 0, image_width, image_height,
+                      clipX, clipY, clipW, clipH,
+                      3);//p_render_surface_to_show->display_flags);
+
+   assert(rez==Success);
+   
+   p_render_surface_visible = p_render_surface_to_show;
+   p_render_surface_to_show = NULL;
+}
+
+static void check_events(void){
+int dwidth,dheight;
+Window mRoot;
+uint32_t drwBorderWidth,drwDepth;
+
+int e=vo_x11_check_events(mDisplay);
+   if(e&VO_EVENT_RESIZE)
+   {
+      if (vo_fs) {
+        e |= VO_EVENT_EXPOSE;
+        XClearWindow(mDisplay, vo_window);
+        XFlush(mDisplay);
+      }
+      XGetGeometry( mDisplay,vo_window,&mRoot,&drwX,&drwY,&vo_dwidth,&vo_dheight,
+                   &drwBorderWidth,&drwDepth );
+      drwX = drwY = 0;
+      mp_msg(MSGT_VO,MSGL_V, "[xvmc] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,
+              vo_dwidth,vo_dheight );
+
+      aspect(&dwidth,&dheight,A_NOZOOM);
+      if ( vo_fs )
+      {
+         aspect(&dwidth,&dheight,A_ZOOM);
+         drwX=( vo_screenwidth - (dwidth > vo_screenwidth?vo_screenwidth:dwidth) ) / 2;
+         drwY=( vo_screenheight - (dheight > vo_screenheight?vo_screenheight:dheight) ) / 2;
+         vo_dwidth=(dwidth > vo_screenwidth?vo_screenwidth:dwidth);
+         vo_dheight=(dheight > vo_screenheight?vo_screenheight:dheight);
+         mp_msg(MSGT_VO,MSGL_V, "[xvmc-fs] dx: %d dy: %d dw: %d dh: %d\n",drwX,drwY,vo_dwidth,vo_dheight );
+      }
+   }
+   if ( e & VO_EVENT_EXPOSE )
+   {
+      mDrawColorKey(drwX,drwY,vo_dwidth,vo_dheight);     
+      XvMCPutSurface(mDisplay, p_render_surface_visible->p_surface,vo_window,
+                     0, 0, image_width, image_height,
+                     drwX,drwY,vo_dwidth,vo_dheight,
+                     3);//,p_render_surface_visible->display_flags);!!
+   }
+}
+
+static void xvmc_free(void){
+int i;
+
+   if( number_of_surfaces ){
+      XvMCDestroyMacroBlocks(mDisplay,&mv_blocks);
+      XvMCDestroyBlocks(mDisplay,&data_blocks);
+      for(i=0; i<number_of_surfaces; i++)
+      {
+         XvMCHideSurface(mDisplay,&surface_array[i]);//it doesn't hurt, I hope
+         XvMCDestroySurface(mDisplay,&surface_array[i]);
+
+         if( (surface_render[i].state != 0) && 
+             (p_render_surface_visible != &surface_render[i]) )
+            printf("vo_xvmc::uninit surface_render[%d].status=%d\n",i,
+                    surface_render[i].state); 
+      }
+
+      XvMCDestroyContext(mDisplay,&ctx);
+      if( verbose > 3) printf("vo_xvmc: Context sucessfuly freed\n");
+      number_of_surfaces = 0;
+   }
+   if( xv_port !=0 ){
+      XvUngrabPort(mDisplay,xv_port,CurrentTime);
+      xv_port = 0;
+      if( verbose > 3) printf("vo_xvmc: xv_port sucessfuly ungrabed\n");
+   }
+}
+
+static void uninit(void){
+   if( verbose > 3 ) printf("vo_xvmc: uninit called\n");
+   xvmc_free();
+ //from vo_xv
+   saver_on(mDisplay);
+   vo_vm_close(mDisplay);
+   vo_x11_uninit();
+}
+
+static uint32_t query_format(uint32_t format){
+uint32_t flags;
+XvMCSurfaceInfo qsurface_info;
+int mode_id;
+
+   if(verbose > 3)
+      printf("vo_xvmc: query_format=%X\n",format);
+
+   if(!IMGFMT_IS_XVMC(format)) return 0;// no caps supported
+   mode_id = xvmc_find_surface_by_format(format, 16, 16, &qsurface_info, 1);//true=1 - quering
+
+   if( mode_id == 0 ) return 0;
+   
+   flags = VFCAP_CSP_SUPPORTED |
+           VFCAP_CSP_SUPPORTED_BY_HW |
+          VFCAP_ACCEPT_STRIDE;
+  
+// if(surfce_info.subpicture)
+//    flags|=VFCAP_OSD;
+   return flags;
+}
+
+static void xvmc_sync_surface(XvMCSurface * srf){
+int status,rez;
+   rez = XvMCGetSurfaceStatus(mDisplay,srf,&status);
+   assert(rez==Success);
+   if( status & XVMC_RENDERING )
+      XvMCSyncSurface(mDisplay, srf);
+/*
+   do {
+   unsleep(10);
+   XvMCGetSurfaceStatus(mDisplay,&surface_array[srf],&status);
+   } while (status & XVMC_RENDERING)       
+*/
+}
+
+static uint32_t draw_slice(uint8_t *image[], int stride[],
+                          int w, int h, int x, int y){
+xvmc_render_state_t * rndr;
+int rez;
+
+   if(verbose > 3)
+      printf("vo_xvmc: draw_slice y=%d\n",y);
+
+   rndr = (xvmc_render_state_t*)image[2];//this is copy of priv-ate
+   assert( rndr != NULL );
+   assert( rndr->magic == MP_XVMC_RENDER_MAGIC );
+   //!!todo make check for beggining of frame/field
+   if(rndr->p_past_surface!=NULL)
+      xvmc_sync_surface(rndr->p_past_surface);
+   if(rndr->p_future_surface!=NULL)
+      xvmc_sync_surface(rndr->p_future_surface);   
+
+   rez = XvMCRenderSurface(mDisplay,&ctx,rndr->picture_structure,
+                          rndr->p_surface,
+                           rndr->p_past_surface,
+                           rndr->p_future_surface,
+                           rndr->flags,
+                           rndr->filled_mv_blocks_num,rndr->start_mv_blocks_num,
+                           &mv_blocks,&data_blocks);
+#if 1
+   if(rez!=Success)
+   {
+   int i;
+      printf("vo_xvmc::slice: RenderSirface returned %d\n",rez);
+   
+      printf("vo_xvmc::slice: pict=%d,flags=%x,start_blocks=%d,num_blocks=%d\n",
+             rndr->picture_structure,rndr->flags,rndr->start_mv_blocks_num,
+             rndr->filled_mv_blocks_num);
+      printf("vo_xvmc::slice: this_surf=%p, past_surf=%p, future_surf=%p\n",
+             rndr->p_surface,rndr->p_past_surface,rndr->p_future_surface);
+
+      for(i=0;i<rndr->filled_mv_blocks_num;i++){
+       XvMCMacroBlock* testblock;
+         testblock=&mv_blocks.macro_blocks[i];
+
+        printf("vo_xvmc::slice: mv_block - x=%d,y=%d,mb_type=0x%x,mv_type=0x%x,mv_field_select=%d\n",
+               testblock->x,testblock->y,testblock->macroblock_type,
+               testblock->motion_type,testblock->motion_vertical_field_select);
+         printf("vo_xvmc::slice: dct_type=%d,data_index=0x%x,cbp=%d,pad0=%d\n",
+                testblock->dct_type,testblock->index,testblock->coded_block_pattern,
+                testblock->pad0);
+         printf("vo_xvmc::slice: PMV[0][0][0/1]=(%d,%d)\n",
+                testblock->PMV[0][0][0],testblock->PMV[0][0][1]);
+
+       }
+
+   }
+#endif
+   assert(rez==Success);
+   rez = XvMCFlushSurface(mDisplay, rndr->p_surface);
+   assert(rez==Success);
+
+//   rndr->start_mv_blocks_num += rndr->filled_mv_blocks_num;
+   rndr->start_mv_blocks_num = 0;
+   rndr->filled_mv_blocks_num = 0;
+
+   rndr->next_free_data_block_num = 0;
+
+   return VO_TRUE;
+}
+
+
+static inline int find_free_surface(){
+int i,j,t;
+int stat;
+
+   j=-1;
+   for(i=0; i<number_of_surfaces; i++){
+//      printf("vo_xvmc: surface[%d].state=%d ( surf=%p)\n",i,
+//          surface_render[i].state, surface_render[i].p_surface);
+      if( surface_render[i].state == 0){
+         XvMCGetSurfaceStatus(mDisplay, surface_render[i].p_surface,&stat);
+         if( (stat & XVMC_DISPLAYING) == 0 ) return i;
+         j=i;
+      }
+   }
+   if(j>=0){//all surfaces are busy, but there is one that will be free
+   //on next monitor retrace, we just have to wait
+       for(t=0;t<1000;t++){ 
+//          usleep(10); //!!!
+          printf("vo_xvmc: waiting retrace\n");
+          XvMCGetSurfaceStatus(mDisplay, surface_render[j].p_surface,&stat);
+          if( (stat & XVMC_DISPLAYING) == 0 ) return j;
+       }
+       assert(0);//10 seconds wait for surface to get free!
+       exit(1);
+   }
+   return -1;
+}
+
+static uint32_t get_image(mp_image_t *mpi){
+int getsrf;
+
+   
+   getsrf=find_free_surface();
+   if(getsrf<0){
+   int i;
+      printf("vo_xvmc: no free surfaces, this should not happen in g1\n");
+      for(i=0;i<number_of_surfaces;i++)
+         printf("vo_xvmc: surface[%d].state=%d\n",i,surface_render[i].state);
+      return VO_FALSE;
+   }
+
+   mpi->flags |= MP_IMGFLAG_DIRECT;
+//keep strides 0 to avoid field manipulations
+   mpi->stride[0] = 0;
+   mpi->stride[1] = 0;
+   mpi->stride[2] = 0;
+
+// these are shared!! so watch out
+// do call RenderSurface before overwriting
+   mpi->planes[0] = (char*)data_blocks.blocks;   
+   mpi->planes[1] = (char*)mv_blocks.macro_blocks;
+   mpi->priv =
+   mpi->planes[2] = (char*)&surface_render[getsrf];
+
+   surface_render[getsrf].picture_structure = 0;
+   surface_render[getsrf].flags = 0;
+   surface_render[getsrf].state = 0;
+   surface_render[getsrf].start_mv_blocks_num = 0;
+   surface_render[getsrf].filled_mv_blocks_num = 0;
+   surface_render[getsrf].next_free_data_block_num = 0;
+   
+   if( verbose > 3 ) 
+      printf("vo_xvmc: get_image:     .rndr=%p surface[%d]=%p \n",  
+              mpi->priv,getsrf,surface_render[getsrf].p_surface);
+return VO_TRUE;   
+}
+
+static uint32_t control(uint32_t request, void *data, ... )
+{
+   switch (request){
+      case VOCTRL_QUERY_FORMAT:
+         return query_format(*((uint32_t*)data));
+      case VOCTRL_DRAW_IMAGE:
+         return xvmc_draw_image((mp_image_t *)data);
+      case VOCTRL_GET_IMAGE:
+        return get_image((mp_image_t *)data);
+      //vo_xv
+      case VOCTRL_GUISUPPORT:
+         return VO_TRUE;
+      case VOCTRL_FULLSCREEN:
+         vo_x11_fullscreen();
+      case VOCTRL_GET_PANSCAN:
+         if ( !vo_config_count || !vo_fs ) return VO_FALSE;
+         return VO_TRUE;
+      // indended, fallthrough to update panscan on fullscreen/windowed switch 
+      case VOCTRL_SET_PANSCAN:
+         if ( ( vo_fs && ( vo_panscan != vo_panscan_amount ) ) || ( !vo_fs && vo_panscan_amount ) )
+         {
+            int old_y = vo_panscan_y;
+            panscan_calc();
+      
+            if(old_y != vo_panscan_y)
+            {
+               XClearWindow(mDisplay, vo_window);
+               XFlush(mDisplay);
+            }
+         }
+         return VO_TRUE;
+
+      case VOCTRL_SET_EQUALIZER:
+      {
+      va_list ap;
+      int value;
+    
+         va_start(ap, data);
+         value = va_arg(ap, int);
+         va_end(ap);
+    
+         return(vo_xv_set_eq(xv_port, data, value));
+      }
+
+      case VOCTRL_GET_EQUALIZER:
+      {
+      va_list ap;
+      int *value;
+    
+         va_start(ap, data);
+         value = va_arg(ap, int*);
+         va_end(ap);
+    
+         return(vo_xv_get_eq(xv_port, data, value));
+      }
+   }
+return VO_NOTIMPL;
+}
+