git.sesse.net Git - vlc/blob - modules/video_output/msw/wingdi.c

   1 /*****************************************************************************
   2  * wingdi.c : Win32 / WinCE GDI video output plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2002-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *          Samuel Hocevar <sam@zoy.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <vlc_common.h>
  34 #include <vlc_plugin.h>
  35 #include <vlc_interface.h>
  36 #include <vlc_playlist.h>
  37 #include <vlc_vout.h>
  38
  39 #include <windows.h>
  40 #include <tchar.h>
  41 #include <commctrl.h>
  42
  43 /*#ifdef MODULE_NAME_IS_wingapi
  44     typedef struct GXDisplayProperties {
  45         DWORD cxWidth;
  46         DWORD cyHeight;
  47         long cbxPitch;
  48         long cbyPitch;
  49         long cBPP;
  50         DWORD ffFormat;
  51     } GXDisplayProperties;
  52
  53     typedef struct GXScreenRect {
  54         DWORD dwTop;
  55         DWORD dwLeft;
  56         DWORD dwWidth;
  57         DWORD dwHeight;
  58     } GXScreenRect;
  59
  60 #   define GX_FULLSCREEN    0x01
  61 #   define GX_NORMALKEYS    0x02
  62 #   define GX_LANDSCAPEKEYS 0x03
  63
  64 #   ifndef kfLandscape
  65 #       define kfLandscape      0x8
  66 #       define kfPalette        0x10
  67 #       define kfDirect         0x20
  68 #       define kfDirect555      0x40
  69 #       define kfDirect565      0x80
  70 #       define kfDirect888      0x100
  71 #       define kfDirect444      0x200
  72 #       define kfDirectInverted 0x400
  73 #   endif
  74 #endif */ /* MODULE_NAME_IS_wingapi */
  75
  76 #include "vout.h"
  77
  78 #define MAX_DIRECTBUFFERS 10
  79
  80 #ifdef UNDER_CE
  81 #ifndef WS_OVERLAPPEDWINDOW
  82 #   define WS_OVERLAPPEDWINDOW 0xcf0000
  83 #endif
  84 #ifndef WS_EX_NOPARENTNOTIFY
  85 #   define WS_EX_NOPARENTNOTIFY 4
  86 #endif
  87 #ifndef WS_EX_APPWINDOW
  88 #define WS_EX_APPWINDOW 0x40000
  89 #endif
  90 //#define SetWindowLongPtr SetWindowLong
  91 //#define GetWindowLongPtr GetWindowLong
  92 //#define GWLP_USERDATA GWL_USERDATA
  93 #define AdjustWindowRect(a,b,c)
  94 #endif //UNDER_CE
  95
  96 #ifndef WS_NONAVDONEBUTTON
  97 #define WS_NONAVDONEBUTTON 0
  98 #endif
  99 /*****************************************************************************
 100  * Local prototypes
 101  *****************************************************************************/
 102 static int  OpenVideo  ( vlc_object_t * );
 103 static void CloseVideo ( vlc_object_t * );
 104
 105 static int  Init      ( vout_thread_t * );
 106 static void End       ( vout_thread_t * );
 107 static int  Manage    ( vout_thread_t * );
 108 static void Render    ( vout_thread_t *, picture_t * );
 109 #ifdef MODULE_NAME_IS_wingapi
 110 static void FirstDisplayGAPI( vout_thread_t *, picture_t * );
 111 static void DisplayGAPI( vout_thread_t *, picture_t * );
 112 static int GAPILockSurface( vout_thread_t *, picture_t * );
 113 static int GAPIUnlockSurface( vout_thread_t *, picture_t * );
 114 #else
 115 static void FirstDisplayGDI( vout_thread_t *, picture_t * );
 116 static void DisplayGDI( vout_thread_t *, picture_t * );
 117 #endif
 118 static void SetPalette( vout_thread_t *, uint16_t *, uint16_t *, uint16_t * );
 119
 120 static void InitBuffers        ( vout_thread_t * );
 121
 122
 123
 124 #define DX_POSITION_CHANGE 0x1000
 125
 126 /*****************************************************************************
 127  * Module descriptor
 128  *****************************************************************************/
 129 vlc_module_begin ()
 130     set_category( CAT_VIDEO )
 131     set_subcategory( SUBCAT_VIDEO_VOUT )
 132 #ifdef MODULE_NAME_IS_wingapi
 133     set_shortname( "Windows GAPI" )
 134     set_description( N_("Windows GAPI video output") )
 135     set_capability( "video output", 20 )
 136 #else
 137     set_shortname( "Windows GDI" )
 138     set_description( N_("Windows GDI video output") )
 139     set_capability( "video output", 10 )
 140 #endif
 141     set_callbacks( OpenVideo, CloseVideo )
 142 vlc_module_end ()
 143
 144 /*****************************************************************************
 145  * OpenVideo: activate GDI video thread output method
 146  *****************************************************************************/
 147 static int OpenVideo ( vlc_object_t *p_this )
 148 {
 149     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 150
 151     p_vout->p_sys = (vout_sys_t *)calloc( 1, sizeof(vout_sys_t) );
 152     if( !p_vout->p_sys ) return VLC_ENOMEM;
 153
 154 #ifdef MODULE_NAME_IS_wingapi
 155     /* Load GAPI */
 156     p_vout->p_sys->gapi_dll = LoadLibrary( _T("GX.DLL") );
 157     if( p_vout->p_sys->gapi_dll == NULL )
 158     {
 159         msg_Warn( p_vout, "failed loading gx.dll" );
 160         free( p_vout->p_sys );
 161         return VLC_EGENERIC;
 162     }
 163
 164     GXOpenDisplay = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 165         _T("?GXOpenDisplay@@YAHPAUHWND__@@K@Z") );
 166     GXCloseDisplay = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 167         _T("?GXCloseDisplay@@YAHXZ") );
 168     GXBeginDraw = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 169         _T("?GXBeginDraw@@YAPAXXZ") );
 170     GXEndDraw = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 171         _T("?GXEndDraw@@YAHXZ") );
 172     GXGetDisplayProperties = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 173         _T("?GXGetDisplayProperties@@YA?AUGXDisplayProperties@@XZ") );
 174     GXSuspend = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 175         _T("?GXSuspend@@YAHXZ") );
 176     GXResume = GetProcAddress( p_vout->p_sys->gapi_dll,
 177         _T("?GXResume@@YAHXZ") );
 178
 179     if( !GXOpenDisplay || !GXCloseDisplay || !GXBeginDraw || !GXEndDraw ||
 180         !GXGetDisplayProperties || !GXSuspend || !GXResume )
 181     {
 182         msg_Err( p_vout, "failed GetProcAddress on gapi.dll" );
 183         free( p_vout->p_sys );
 184         return VLC_EGENERIC;
 185     }
 186
 187     msg_Dbg( p_vout, "GAPI DLL loaded" );
 188
 189     p_vout->p_sys->render_width = p_vout->render.i_width;
 190     p_vout->p_sys->render_height = p_vout->render.i_height;
 191 #endif
 192
 193     p_vout->p_sys->p_event = (vlc_object_t *)
 194         vlc_object_create( p_vout, sizeof( vlc_object_t ) );
 195     if( !p_vout->p_sys->p_event )
 196     {
 197         free( p_vout->p_sys );
 198         return VLC_ENOMEM;
 199     }
 200
 201     p_vout->pf_init = Init;
 202     p_vout->pf_end = End;
 203     p_vout->pf_manage = Manage;
 204     p_vout->pf_render = Render;
 205 #ifdef MODULE_NAME_IS_wingapi
 206     p_vout->pf_display = FirstDisplayGAPI;
 207
 208     p_vout->p_sys->b_focus = 0;
 209     p_vout->p_sys->b_parent_focus = 0;
 210
 211 #else
 212     p_vout->pf_display = FirstDisplayGDI;
 213 #endif
 214
 215     p_vout->p_sys->hwnd = p_vout->p_sys->hvideownd = NULL;
 216     p_vout->p_sys->hparent = p_vout->p_sys->hfswnd = NULL;
 217     p_vout->p_sys->i_changes = 0;
 218     vlc_mutex_init( &p_vout->p_sys->lock );
 219     SetRectEmpty( &p_vout->p_sys->rect_display );
 220     SetRectEmpty( &p_vout->p_sys->rect_parent );
 221
 222     var_Create( p_vout, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
 223     var_Create( p_vout, "disable-screensaver", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
 224
 225     p_vout->p_sys->b_cursor_hidden = 0;
 226     p_vout->p_sys->i_lastmoved = mdate();
 227     p_vout->p_sys->i_mouse_hide_timeout =
 228         var_GetInteger(p_vout, "mouse-hide-timeout") * 1000;
 229
 230     /* Set main window's size */
 231     p_vout->p_sys->i_window_width = p_vout->i_window_width;
 232     p_vout->p_sys->i_window_height = p_vout->i_window_height;
 233
 234     /* Create the EventThread, this thread is created by us to isolate
 235      * the Win32 PeekMessage function calls. We want to do this because
 236      * Windows can stay blocked inside this call for a long time, and when
 237      * this happens it thus blocks vlc's video_output thread.
 238      * Vout EventThread will take care of the creation of the video
 239      * window (because PeekMessage has to be called from the same thread which
 240      * created the window). */
 241     msg_Dbg( p_vout, "creating Vout EventThread" );
 242     p_vout->p_sys->p_event =
 243         vlc_object_create( p_vout, sizeof(event_thread_t) );
 244     p_vout->p_sys->p_event->p_vout = p_vout;
 245     p_vout->p_sys->p_event->window_ready = CreateEvent( NULL, TRUE, FALSE, NULL );
 246     if( vlc_thread_create( p_vout->p_sys->p_event, "Vout Events Thread",
 247                            EventThread, 0 ) )
 248     {
 249         msg_Err( p_vout, "cannot create Vout EventThread" );
 250         CloseHandle( p_vout->p_sys->p_event->window_ready );
 251         vlc_object_release( p_vout->p_sys->p_event );
 252         p_vout->p_sys->p_event = NULL;
 253         goto error;
 254     }
 255     WaitForSingleObject( p_vout->p_sys->p_event->window_ready, INFINITE );
 256     CloseHandle( p_vout->p_sys->p_event->window_ready );
 257
 258     if( p_vout->p_sys->p_event->b_error )
 259     {
 260         msg_Err( p_vout, "Vout EventThread failed" );
 261         goto error;
 262     }
 263
 264     vlc_object_attach( p_vout->p_sys->p_event, p_vout );
 265
 266     msg_Dbg( p_vout, "Vout EventThread running" );
 267
 268 #ifndef UNDER_CE
 269     /* Variable to indicate if the window should be on top of others */
 270     /* Trigger a callback right now */
 271     var_TriggerCallback( p_vout, "video-on-top" );
 272
 273     /* disable screensaver by temporarily changing system settings */
 274     p_vout->p_sys->i_spi_lowpowertimeout = 0;
 275     p_vout->p_sys->i_spi_powerofftimeout = 0;
 276     p_vout->p_sys->i_spi_screensavetimeout = 0;
 277     if( var_GetBool( p_vout, "disable-screensaver" ) ) {
 278         msg_Dbg(p_vout, "disabling screen saver");
 279         SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
 280             0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
 281         if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 282             SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
 283         }
 284         SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
 285             &(p_vout->p_sys->i_spi_powerofftimeout), 0);
 286         if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 287             SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
 288         }
 289         SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
 290             &(p_vout->p_sys->i_spi_screensavetimeout), 0);
 291         if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 292             SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
 293         }
 294     }
 295 #endif
 296     return VLC_SUCCESS;
 297
 298 error:
 299     CloseVideo( VLC_OBJECT(p_vout) );
 300     return VLC_EGENERIC;
 301 }
 302
 303 /*****************************************************************************
 304  * CloseVideo: deactivate the GDI video output
 305  *****************************************************************************/
 306 static void CloseVideo ( vlc_object_t *p_this )
 307 {
 308     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 309
 310     if( p_vout->b_fullscreen )
 311     {
 312         msg_Dbg( p_vout, "Quitting fullscreen" );
 313         Win32ToggleFullscreen( p_vout );
 314         /* Force fullscreen in the core for the next video */
 315         var_SetBool( p_vout, "fullscreen", true );
 316     }
 317
 318     if( p_vout->p_sys->p_event )
 319     {
 320         vlc_object_detach( p_vout->p_sys->p_event );
 321
 322         /* Kill Vout EventThread */
 323         vlc_object_kill( p_vout->p_sys->p_event );
 324
 325         /* we need to be sure Vout EventThread won't stay stuck in
 326          * GetMessage, so we send a fake message */
 327         if( p_vout->p_sys->hwnd )
 328         {
 329             PostMessage( p_vout->p_sys->hwnd, WM_NULL, 0, 0);
 330         }
 331
 332         vlc_thread_join( p_vout->p_sys->p_event );
 333         vlc_object_release( p_vout->p_sys->p_event );
 334     }
 335     vlc_mutex_destroy( &p_vout->p_sys->lock );
 336
 337 #ifndef UNDER_CE
 338     /* restore screensaver system settings */
 339     if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 340         SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
 341             p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
 342     }
 343     if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 344         SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
 345             p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
 346     }
 347     if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 348         SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
 349             p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
 350     }
 351 #endif
 352
 353 #ifdef MODULE_NAME_IS_wingapi
 354     FreeLibrary( p_vout->p_sys->gapi_dll );
 355 #endif
 356
 357     free( p_vout->p_sys );
 358     p_vout->p_sys = NULL;
 359 }
 360
 361 /*****************************************************************************
 362  * Init: initialize video thread output method
 363  *****************************************************************************/
 364 static int Init( vout_thread_t *p_vout )
 365 {
 366     picture_t *p_pic;
 367
 368     /* Initialize offscreen buffer */
 369     InitBuffers( p_vout );
 370
 371     p_vout->p_sys->rect_display.left = 0;
 372     p_vout->p_sys->rect_display.top = 0;
 373     p_vout->p_sys->rect_display.right  = GetSystemMetrics(SM_CXSCREEN);
 374     p_vout->p_sys->rect_display.bottom = GetSystemMetrics(SM_CYSCREEN);
 375
 376     I_OUTPUTPICTURES = 0;
 377
 378     /* Initialize the output structure */
 379     switch( p_vout->p_sys->i_depth )
 380     {
 381     case 8:
 382         p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2');
 383         p_vout->output.pf_setpalette = SetPalette;
 384         break;
 385     case 15:
 386         p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5');
 387         p_vout->output.i_rmask  = 0x7c00;
 388         p_vout->output.i_gmask  = 0x03e0;
 389         p_vout->output.i_bmask  = 0x001f;
 390         break;
 391     case 16:
 392         p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
 393         p_vout->output.i_rmask  = 0xf800;
 394         p_vout->output.i_gmask  = 0x07e0;
 395         p_vout->output.i_bmask  = 0x001f;
 396         break;
 397     case 24:
 398         p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
 399         p_vout->output.i_rmask  = 0x00ff0000;
 400         p_vout->output.i_gmask  = 0x0000ff00;
 401         p_vout->output.i_bmask  = 0x000000ff;
 402         break;
 403     case 32:
 404         p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
 405         p_vout->output.i_rmask  = 0x00ff0000;
 406         p_vout->output.i_gmask  = 0x0000ff00;
 407         p_vout->output.i_bmask  = 0x000000ff;
 408         break;
 409     default:
 410         msg_Err( p_vout, "screen depth %i not supported",
 411                  p_vout->p_sys->i_depth );
 412         return VLC_EGENERIC;
 413         break;
 414     }
 415
 416     p_pic = &p_vout->p_picture[0];
 417
 418 #ifdef MODULE_NAME_IS_wingapi
 419     p_vout->output.i_width  = 0;
 420     p_vout->output.i_height = 0;
 421     p_pic->pf_lock  = GAPILockSurface;
 422     p_pic->pf_unlock = GAPIUnlockSurface;
 423     Manage( p_vout );
 424     GAPILockSurface( p_vout, p_pic );
 425     p_vout->i_changes = 0;
 426     p_vout->output.i_width  = p_vout->p_sys->render_width;
 427     p_vout->output.i_height = p_vout->p_sys->render_height;
 428
 429 #else
 430     p_vout->output.i_width  = p_vout->render.i_width;
 431     p_vout->output.i_height = p_vout->render.i_height;
 432
 433     p_vout->fmt_out = p_vout->fmt_in;
 434     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
 435 #endif
 436
 437     p_vout->output.i_aspect = p_vout->render.i_aspect;
 438
 439     p_pic->p->p_pixels = p_vout->p_sys->p_pic_buffer;
 440     p_pic->p->i_lines = p_vout->output.i_height;
 441     p_pic->p->i_visible_lines = p_vout->output.i_height;
 442     p_pic->p->i_pitch = p_vout->p_sys->i_pic_pitch;
 443     p_pic->p->i_pixel_pitch = p_vout->p_sys->i_pic_pixel_pitch;
 444     p_pic->p->i_visible_pitch = p_vout->output.i_width *
 445         p_pic->p->i_pixel_pitch;
 446     p_pic->i_planes = 1;
 447     p_pic->i_status = DESTROYED_PICTURE;
 448     p_pic->i_type   = DIRECT_PICTURE;
 449
 450     PP_OUTPUTPICTURE[ I_OUTPUTPICTURES++ ] = p_pic;
 451
 452     /* Change the window title bar text */
 453     PostMessage( p_vout->p_sys->hwnd, WM_VLC_CHANGE_TEXT, 0, 0 );
 454     UpdateRects( p_vout, true );
 455
 456     return VLC_SUCCESS;
 457 }
 458
 459 /*****************************************************************************
 460  * End: terminate video thread output method
 461  *****************************************************************************/
 462 static void End( vout_thread_t *p_vout )
 463 {
 464 #ifdef MODULE_NAME_IS_wingapi
 465     GXCloseDisplay();
 466 #else
 467     DeleteDC( p_vout->p_sys->off_dc );
 468     DeleteObject( p_vout->p_sys->off_bitmap );
 469 #endif
 470 }
 471
 472 /*****************************************************************************
 473  * Manage: handle events
 474  *****************************************************************************
 475  * This function should be called regularly by video output thread. It manages
 476  * console events. It returns a non null value on error.
 477  *****************************************************************************/
 478 static int Manage( vout_thread_t *p_vout )
 479 {
 480     /* If we do not control our window, we check for geometry changes
 481      * ourselves because the parent might not send us its events. */
 482     vlc_mutex_lock( &p_vout->p_sys->lock );
 483     if( p_vout->p_sys->hparent && !p_vout->b_fullscreen )
 484     {
 485         RECT rect_parent;
 486         POINT point;
 487
 488         vlc_mutex_unlock( &p_vout->p_sys->lock );
 489
 490         GetClientRect( p_vout->p_sys->hparent, &rect_parent );
 491         point.x = point.y = 0;
 492         ClientToScreen( p_vout->p_sys->hparent, &point );
 493         OffsetRect( &rect_parent, point.x, point.y );
 494
 495         if( !EqualRect( &rect_parent, &p_vout->p_sys->rect_parent ) )
 496         {
 497             int i_x, i_y, i_width, i_height;
 498             p_vout->p_sys->rect_parent = rect_parent;
 499
 500             /* This one is to force the update even if only
 501              * the position has changed */
 502             SetWindowPos( p_vout->p_sys->hwnd, 0, 1, 1,
 503                           rect_parent.right - rect_parent.left,
 504                           rect_parent.bottom - rect_parent.top, 0 );
 505
 506             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 507                           rect_parent.right - rect_parent.left,
 508                           rect_parent.bottom - rect_parent.top, 0 );
 509
 510             vout_PlacePicture( p_vout, rect_parent.right - rect_parent.left,
 511                                rect_parent.bottom - rect_parent.top,
 512                                &i_x, &i_y, &i_width, &i_height );
 513
 514             SetWindowPos( p_vout->p_sys->hvideownd, HWND_TOP,
 515                           i_x, i_y, i_width, i_height, 0 );
 516         }
 517     }
 518     else
 519     {
 520         vlc_mutex_unlock( &p_vout->p_sys->lock );
 521     }
 522
 523     /* autoscale toggle */
 524     if( p_vout->i_changes & VOUT_SCALE_CHANGE )
 525     {
 526         p_vout->i_changes &= ~VOUT_SCALE_CHANGE;
 527
 528         p_vout->b_autoscale = var_GetBool( p_vout, "autoscale" );
 529         p_vout->i_zoom = (int) ZOOM_FP_FACTOR;
 530
 531         UpdateRects( p_vout, true );
 532     }
 533
 534     /* scaling factor */
 535     if( p_vout->i_changes & VOUT_ZOOM_CHANGE )
 536     {
 537         p_vout->i_changes &= ~VOUT_ZOOM_CHANGE;
 538
 539         p_vout->b_autoscale = false;
 540         p_vout->i_zoom =
 541             (int)( ZOOM_FP_FACTOR * var_GetFloat( p_vout, "scale" ) );
 542         UpdateRects( p_vout, true );
 543     }
 544
 545     /* Check for cropping / aspect changes */
 546     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
 547         p_vout->i_changes & VOUT_ASPECT_CHANGE )
 548     {
 549         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
 550         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
 551
 552         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
 553         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
 554         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
 555         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
 556         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
 557         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
 558         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
 559         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
 560         UpdateRects( p_vout, true );
 561     }
 562
 563     /*
 564      * Position Change
 565      */
 566     if( p_vout->p_sys->i_changes & DX_POSITION_CHANGE )
 567     {
 568         p_vout->p_sys->i_changes &= ~DX_POSITION_CHANGE;
 569     }
 570
 571     /* We used to call the Win32 PeekMessage function here to read the window
 572      * messages. But since window can stay blocked into this function for a
 573      * long time (for example when you move your window on the screen), I
 574      * decided to isolate PeekMessage in another thread. */
 575
 576     /*
 577      * Fullscreen change
 578      */
 579     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE
 580         || p_vout->p_sys->i_changes & VOUT_FULLSCREEN_CHANGE )
 581     {
 582         Win32ToggleFullscreen( p_vout );
 583
 584         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 585         p_vout->p_sys->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 586     }
 587
 588     /*
 589      * Pointer change
 590      */
 591     if( p_vout->b_fullscreen && !p_vout->p_sys->b_cursor_hidden &&
 592         (mdate() - p_vout->p_sys->i_lastmoved) >
 593             p_vout->p_sys->i_mouse_hide_timeout )
 594     {
 595         POINT point;
 596         HWND hwnd;
 597
 598         /* Hide the cursor only if it is inside our window */
 599         GetCursorPos( &point );
 600         hwnd = WindowFromPoint(point);
 601         if( hwnd == p_vout->p_sys->hwnd || hwnd == p_vout->p_sys->hvideownd )
 602         {
 603             PostMessage( p_vout->p_sys->hwnd, WM_VLC_HIDE_MOUSE, 0, 0 );
 604         }
 605         else
 606         {
 607             p_vout->p_sys->i_lastmoved = mdate();
 608         }
 609     }
 610
 611     /*
 612      * "Always on top" status change
 613      */
 614     if( p_vout->p_sys->b_on_top_change )
 615     {
 616         vlc_value_t val;
 617         HMENU hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 618
 619         var_Get( p_vout, "video-on-top", &val );
 620
 621         /* Set the window on top if necessary */
 622         if( val.b_bool && !( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 623                            & WS_EX_TOPMOST ) )
 624         {
 625             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 626                            MF_BYCOMMAND | MFS_CHECKED );
 627             SetWindowPos( p_vout->p_sys->hwnd, HWND_TOPMOST, 0, 0, 0, 0,
 628                           SWP_NOSIZE | SWP_NOMOVE );
 629         }
 630         else
 631         /* The window shouldn't be on top */
 632         if( !val.b_bool && ( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 633                            & WS_EX_TOPMOST ) )
 634         {
 635             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 636                            MF_BYCOMMAND | MFS_UNCHECKED );
 637             SetWindowPos( p_vout->p_sys->hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
 638                           SWP_NOSIZE | SWP_NOMOVE );
 639         }
 640
 641         p_vout->p_sys->b_on_top_change = false;
 642     }
 643
 644     /* Check if the event thread is still running */
 645     if( !vlc_object_alive (p_vout->p_sys->p_event) )
 646     {
 647         return VLC_EGENERIC; /* exit */
 648     }
 649
 650     return VLC_SUCCESS;
 651 }
 652
 653 /*****************************************************************************
 654  * Render: render previously calculated output
 655  *****************************************************************************/
 656 static void Render( vout_thread_t *p_vout, picture_t *p_pic )
 657 {
 658     /* No need to do anything, the fake direct buffers stay as they are */
 659     (void)p_vout;
 660     (void)p_pic;
 661 }
 662
 663 /*****************************************************************************
 664  * Display: displays previously rendered output
 665  *****************************************************************************/
 666 #define rect_src p_vout->p_sys->rect_src
 667 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 668 #define rect_dest p_vout->p_sys->rect_dest
 669 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 670
 671 #ifndef MODULE_NAME_IS_wingapi
 672 static void DisplayGDI( vout_thread_t *p_vout, picture_t *p_pic )
 673 {
 674     vout_sys_t *p_sys = p_vout->p_sys;
 675     RECT rect_dst = rect_dest_clipped;
 676     HDC hdc = GetDC( p_sys->hvideownd );
 677
 678     OffsetRect( &rect_dst, -rect_dest.left, -rect_dest.top );
 679     SelectObject( p_sys->off_dc, p_sys->off_bitmap );
 680
 681     if( rect_dest_clipped.right - rect_dest_clipped.left !=
 682         rect_src_clipped.right - rect_src_clipped.left ||
 683         rect_dest_clipped.bottom - rect_dest_clipped.top !=
 684         rect_src_clipped.bottom - rect_src_clipped.top )
 685     {
 686         StretchBlt( hdc, rect_dst.left, rect_dst.top,
 687                     rect_dst.right, rect_dst.bottom,
 688                     p_sys->off_dc, rect_src_clipped.left, rect_src_clipped.top,
 689                     rect_src_clipped.right, rect_src_clipped.bottom, SRCCOPY );
 690     }
 691     else
 692     {
 693         BitBlt( hdc, rect_dst.left, rect_dst.top,
 694                 rect_dst.right, rect_dst.bottom,
 695                 p_sys->off_dc, rect_src_clipped.left,
 696                 rect_src_clipped.top, SRCCOPY );
 697     }
 698
 699     ReleaseDC( p_sys->hvideownd, hdc );
 700 }
 701
 702 static void FirstDisplayGDI( vout_thread_t *p_vout, picture_t *p_pic )
 703 {
 704     /*
 705     ** Video window is initially hidden, show it now since we got a
 706     ** picture to show.
 707     */
 708     SetWindowPos( p_vout->p_sys->hvideownd, 0, 0, 0, 0, 0,
 709         SWP_ASYNCWINDOWPOS|
 710         SWP_FRAMECHANGED|
 711         SWP_SHOWWINDOW|
 712         SWP_NOMOVE|
 713         SWP_NOSIZE|
 714         SWP_NOZORDER );
 715
 716     /* get initial picture presented */
 717     DisplayGDI(p_vout, p_pic);
 718
 719     /* use and restores proper display function for further pictures */
 720     p_vout->pf_display = DisplayGDI;
 721 }
 722
 723 #else
 724
 725 static int GAPILockSurface( vout_thread_t *p_vout, picture_t *p_pic )
 726 {
 727     vout_sys_t *p_sys = p_vout->p_sys;
 728     int i_x, i_y, i_width, i_height;
 729     RECT video_rect;
 730     POINT point;
 731
 732     GetClientRect( p_sys->hwnd, &video_rect);
 733     vout_PlacePicture( p_vout, video_rect.right - video_rect.left,
 734                        video_rect.bottom - video_rect.top,
 735                        &i_x, &i_y, &i_width, &i_height );
 736     point.x = point.y = 0;
 737     ClientToScreen( p_sys->hwnd, &point );
 738     i_x += point.x + video_rect.left;
 739     i_y += point.y + video_rect.top;
 740
 741     if( i_width != p_vout->output.i_width ||
 742         i_height != p_vout->output.i_height )
 743     {
 744         GXDisplayProperties gxdisplayprop = GXGetDisplayProperties();
 745
 746         p_sys->render_width = i_width;
 747         p_sys->render_height = i_height;
 748         p_vout->i_changes |= VOUT_SIZE_CHANGE;
 749
 750         msg_Dbg( p_vout, "vout size change (%ix%i -> %ix%i)",
 751                  i_width, i_height, p_vout->output.i_width,
 752                  p_vout->output.i_height );
 753
 754         p_vout->p_sys->i_pic_pixel_pitch = gxdisplayprop.cbxPitch;
 755         p_vout->p_sys->i_pic_pitch = gxdisplayprop.cbyPitch;
 756         return VLC_EGENERIC;
 757     }
 758     else
 759     {
 760         GXDisplayProperties gxdisplayprop;
 761         RECT display_rect, dest_rect;
 762         uint8_t *p_dest, *p_src = p_pic->p->p_pixels;
 763
 764         video_rect.left = i_x; video_rect.top = i_y;
 765         video_rect.right = i_x + i_width;
 766         video_rect.bottom = i_y + i_height;
 767
 768         gxdisplayprop = GXGetDisplayProperties();
 769         display_rect.left = 0; display_rect.top = 0;
 770         display_rect.right = gxdisplayprop.cxWidth;
 771         display_rect.bottom = gxdisplayprop.cyHeight;
 772
 773         if( !IntersectRect( &dest_rect, &video_rect, &display_rect ) )
 774         {
 775             return VLC_EGENERIC;
 776         }
 777
 778 #if 0
 779         msg_Err( p_vout, "video (%d,%d,%d,%d) display (%d,%d,%d,%d) "
 780                  "dest (%d,%d,%d,%d)",
 781                  video_rect.left, video_rect.right,
 782                  video_rect.top, video_rect.bottom,
 783                  display_rect.left, display_rect.right,
 784                  display_rect.top, display_rect.bottom,
 785                  dest_rect.left, dest_rect.right,
 786                  dest_rect.top, dest_rect.bottom );
 787 #endif
 788
 789         if( !(p_dest = GXBeginDraw()) )
 790         {
 791 #if 0
 792             msg_Err( p_vout, "GXBeginDraw error %d ", GetLastError() );
 793 #endif
 794             return VLC_EGENERIC;
 795         }
 796
 797         p_src += (dest_rect.left - video_rect.left) * gxdisplayprop.cbxPitch +
 798             (dest_rect.top - video_rect.top) * p_pic->p->i_pitch;
 799         p_dest += dest_rect.left * gxdisplayprop.cbxPitch +
 800             dest_rect.top * gxdisplayprop.cbyPitch;
 801         i_width = dest_rect.right - dest_rect.left;
 802         i_height = dest_rect.bottom - dest_rect.top;
 803
 804         p_pic->p->p_pixels = p_dest;
 805     }
 806
 807     return VLC_SUCCESS;
 808 }
 809
 810 static int GAPIUnlockSurface( vout_thread_t *p_vout, picture_t *p_pic )
 811 {
 812     GXEndDraw();
 813     return VLC_SUCCESS;
 814 }
 815
 816 static void DisplayGAPI( vout_thread_t *p_vout, picture_t *p_pic )
 817 {
 818 }
 819
 820 static void FirstDisplayGAPI( vout_thread_t *p_vout, picture_t *p_pic )
 821 {
 822     /* get initial picture presented through D3D */
 823     DisplayGAPI(p_vout, p_pic);
 824
 825     /*
 826     ** Video window is initially hidden, show it now since we got a
 827     ** picture to show.
 828     */
 829     SetWindowPos( p_vout->p_sys->hvideownd, 0, 0, 0, 0, 0,
 830         SWP_ASYNCWINDOWPOS|
 831         SWP_FRAMECHANGED|
 832         SWP_SHOWWINDOW|
 833         SWP_NOMOVE|
 834         SWP_NOSIZE|
 835         SWP_NOZORDER );
 836
 837     /* use and restores proper display function for further pictures */
 838     p_vout->pf_display = DisplayGAPI;
 839 }
 840
 841 #endif
 842
 843 #undef rect_src
 844 #undef rect_src_clipped
 845 #undef rect_dest
 846 #undef rect_dest_clipped
 847 /*****************************************************************************
 848  * SetPalette: sets an 8 bpp palette
 849  *****************************************************************************/
 850 static void SetPalette( vout_thread_t *p_vout,
 851                         uint16_t *red, uint16_t *green, uint16_t *blue )
 852 {
 853     msg_Err( p_vout, "FIXME: SetPalette unimplemented" );
 854 }
 855
 856 /*****************************************************************************
 857  * InitBuffers: initialize an offscreen bitmap for direct buffer operations.
 858  *****************************************************************************/
 859 static void InitBuffers( vout_thread_t *p_vout )
 860 {
 861     BITMAPINFOHEADER *p_header = &p_vout->p_sys->bitmapinfo.bmiHeader;
 862     BITMAPINFO *p_info = &p_vout->p_sys->bitmapinfo;
 863     HDC window_dc = GetDC( p_vout->p_sys->hvideownd );
 864
 865     /* Get screen properties */
 866 #ifdef MODULE_NAME_IS_wingapi
 867     GXDisplayProperties gx_displayprop = GXGetDisplayProperties();
 868     p_vout->p_sys->i_depth = gx_displayprop.cBPP;
 869 #else
 870     p_vout->p_sys->i_depth = GetDeviceCaps( window_dc, PLANES ) *
 871         GetDeviceCaps( window_dc, BITSPIXEL );
 872 #endif
 873     msg_Dbg( p_vout, "GDI depth is %i", p_vout->p_sys->i_depth );
 874
 875 #ifdef MODULE_NAME_IS_wingapi
 876     GXOpenDisplay( p_vout->p_sys->hvideownd, GX_FULLSCREEN );
 877
 878 #else
 879
 880     /* Initialize offscreen bitmap */
 881     memset( p_info, 0, sizeof( BITMAPINFO ) + 3 * sizeof( RGBQUAD ) );
 882
 883     p_header->biSize = sizeof( BITMAPINFOHEADER );
 884     p_header->biSizeImage = 0;
 885     p_header->biPlanes = 1;
 886     switch( p_vout->p_sys->i_depth )
 887     {
 888     case 8:
 889         p_header->biBitCount = 8;
 890         p_header->biCompression = BI_RGB;
 891         /* FIXME: we need a palette here */
 892         break;
 893     case 15:
 894         p_header->biBitCount = 15;
 895         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 896         ((DWORD*)p_info->bmiColors)[0] = 0x00007c00;
 897         ((DWORD*)p_info->bmiColors)[1] = 0x000003e0;
 898         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 899         break;
 900     case 16:
 901         p_header->biBitCount = 16;
 902         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 903         ((DWORD*)p_info->bmiColors)[0] = 0x0000f800;
 904         ((DWORD*)p_info->bmiColors)[1] = 0x000007e0;
 905         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 906         break;
 907     case 24:
 908         p_header->biBitCount = 24;
 909         p_header->biCompression = BI_RGB;
 910         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 911         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 912         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 913         break;
 914     case 32:
 915         p_header->biBitCount = 32;
 916         p_header->biCompression = BI_RGB;
 917         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 918         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 919         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 920         break;
 921     default:
 922         msg_Err( p_vout, "screen depth %i not supported",
 923                  p_vout->p_sys->i_depth );
 924         return;
 925         break;
 926     }
 927     p_header->biWidth = p_vout->render.i_width;
 928     p_header->biHeight = -p_vout->render.i_height;
 929     p_header->biClrImportant = 0;
 930     p_header->biClrUsed = 0;
 931     p_header->biXPelsPerMeter = 0;
 932     p_header->biYPelsPerMeter = 0;
 933
 934     p_vout->p_sys->i_pic_pixel_pitch = p_header->biBitCount / 8;
 935     p_vout->p_sys->i_pic_pitch = p_header->biBitCount * p_header->biWidth / 8;
 936
 937     p_vout->p_sys->off_bitmap =
 938         CreateDIBSection( window_dc, (BITMAPINFO *)p_header, DIB_RGB_COLORS,
 939                           (void**)&p_vout->p_sys->p_pic_buffer, NULL, 0 );
 940
 941     p_vout->p_sys->off_dc = CreateCompatibleDC( window_dc );
 942
 943     SelectObject( p_vout->p_sys->off_dc, p_vout->p_sys->off_bitmap );
 944     ReleaseDC( p_vout->p_sys->hvideownd, window_dc );
 945 #endif
 946 }
 947