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 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 <commctrl.h>
  40
  41 /*#ifdef MODULE_NAME_IS_wingapi
  42     typedef struct GXDisplayProperties {
  43         DWORD cxWidth;
  44         DWORD cyHeight;
  45         long cbxPitch;
  46         long cbyPitch;
  47         long cBPP;
  48         DWORD ffFormat;
  49     } GXDisplayProperties;
  50
  51     typedef struct GXScreenRect {
  52         DWORD dwTop;
  53         DWORD dwLeft;
  54         DWORD dwWidth;
  55         DWORD dwHeight;
  56     } GXScreenRect;
  57
  58 #   define GX_FULLSCREEN    0x01
  59 #   define GX_NORMALKEYS    0x02
  60 #   define GX_LANDSCAPEKEYS 0x03
  61
  62 #   ifndef kfLandscape
  63 #       define kfLandscape      0x8
  64 #       define kfPalette        0x10
  65 #       define kfDirect         0x20
  66 #       define kfDirect555      0x40
  67 #       define kfDirect565      0x80
  68 #       define kfDirect888      0x100
  69 #       define kfDirect444      0x200
  70 #       define kfDirectInverted 0x400
  71 #   endif
  72 #endif /* MODULE_NAME_IS_wingapi */
  73
  74 #include "vout.h"
  75
  76 #define MAX_DIRECTBUFFERS 10
  77
  78 #ifdef UNDER_CE
  79 #ifndef WS_OVERLAPPEDWINDOW
  80 #   define WS_OVERLAPPEDWINDOW 0xcf0000
  81 #endif
  82 #ifndef WS_EX_NOPARENTNOTIFY
  83 #   define WS_EX_NOPARENTNOTIFY 4
  84 #endif
  85 #ifndef WS_EX_APPWINDOW
  86 #define WS_EX_APPWINDOW 0x40000
  87 #endif
  88 //#define SetWindowLongPtr SetWindowLong
  89 //#define GetWindowLongPtr GetWindowLong
  90 //#define GWLP_USERDATA GWL_USERDATA
  91 #define AdjustWindowRect(a,b,c)
  92 #endif //UNDER_CE
  93
  94 #ifndef WS_NONAVDONEBUTTON
  95 #define WS_NONAVDONEBUTTON 0
  96 #endif
  97 /*****************************************************************************
  98  * Local prototypes
  99  *****************************************************************************/
 100 static int  OpenVideo  ( vlc_object_t * );
 101 static void CloseVideo ( vlc_object_t * );
 102
 103 static int  Init      ( vout_thread_t * );
 104 static void End       ( vout_thread_t * );
 105 static int  Manage    ( vout_thread_t * );
 106 static void Render    ( vout_thread_t *, picture_t * );
 107 #ifdef MODULE_NAME_IS_wingapi
 108 static void FirstDisplayGAPI( vout_thread_t *, picture_t * );
 109 static void DisplayGAPI( vout_thread_t *, picture_t * );
 110 static int GAPILockSurface( vout_thread_t *, picture_t * );
 111 static int GAPIUnlockSurface( vout_thread_t *, picture_t * );
 112 #else
 113 static void FirstDisplayGDI( vout_thread_t *, picture_t * );
 114 static void DisplayGDI( vout_thread_t *, picture_t * );
 115 #endif
 116 static void SetPalette( vout_thread_t *, uint16_t *, uint16_t *, uint16_t * );
 117
 118 static void InitBuffers        ( vout_thread_t * );
 119
 120
 121
 122 #define DX_POSITION_CHANGE 0x1000
 123
 124 /*****************************************************************************
 125  * Module descriptor
 126  *****************************************************************************/
 127 vlc_module_begin ()
 128     set_category( CAT_VIDEO )
 129     set_subcategory( SUBCAT_VIDEO_VOUT )
 130 #ifdef MODULE_NAME_IS_wingapi
 131     set_shortname( "Windows GAPI" )
 132     set_description( N_("Windows GAPI video output") )
 133     set_capability( "video output", 20 )
 134 #else
 135     set_shortname( "Windows GDI" )
 136     set_description( N_("Windows GDI video output") )
 137     set_capability( "video output", 10 )
 138 #endif
 139     set_callbacks( OpenVideo, CloseVideo )
 140 vlc_module_end ()
 141
 142 /*****************************************************************************
 143  * OpenVideo: activate GDI video thread output method
 144  *****************************************************************************/
 145 static int OpenVideo ( vlc_object_t *p_this )
 146 {
 147     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 148     vlc_value_t val;
 149
 150     p_vout->p_sys = (vout_sys_t *)malloc( sizeof(vout_sys_t) );
 151     if( !p_vout->p_sys ) return VLC_ENOMEM;
 152     memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
 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, false ) )
 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_Get( p_vout, "video-on-top", &val );
 272     var_Set( p_vout, "video-on-top", val );
 273
 274     /* disable screensaver by temporarily changing system settings */
 275     p_vout->p_sys->i_spi_lowpowertimeout = 0;
 276     p_vout->p_sys->i_spi_powerofftimeout = 0;
 277     p_vout->p_sys->i_spi_screensavetimeout = 0;
 278     var_Get( p_vout, "disable-screensaver", &val);
 279     if( val.b_bool ) {
 280         msg_Dbg(p_vout, "disabling screen saver");
 281         SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
 282             0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
 283         if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 284             SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
 285         }
 286         SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
 287             &(p_vout->p_sys->i_spi_powerofftimeout), 0);
 288         if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 289             SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
 290         }
 291         SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
 292             &(p_vout->p_sys->i_spi_screensavetimeout), 0);
 293         if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 294             SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
 295         }
 296     }
 297 #endif
 298     return VLC_SUCCESS;
 299
 300 error:
 301     CloseVideo( VLC_OBJECT(p_vout) );
 302     return VLC_EGENERIC;
 303 }
 304
 305 /*****************************************************************************
 306  * CloseVideo: deactivate the GDI video output
 307  *****************************************************************************/
 308 static void CloseVideo ( vlc_object_t *p_this )
 309 {
 310     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 311
 312     if( p_vout->b_fullscreen )
 313     {
 314         msg_Dbg( p_vout, "Quitting fullscreen" );
 315         Win32ToggleFullscreen( p_vout );
 316         /* Force fullscreen in the core for the next video */
 317         var_SetBool( p_vout, "fullscreen", true );
 318     }
 319
 320     if( p_vout->p_sys->p_event )
 321     {
 322         vlc_object_detach( p_vout->p_sys->p_event );
 323
 324         /* Kill Vout EventThread */
 325         vlc_object_kill( p_vout->p_sys->p_event );
 326
 327         /* we need to be sure Vout EventThread won't stay stuck in
 328          * GetMessage, so we send a fake message */
 329         if( p_vout->p_sys->hwnd )
 330         {
 331             PostMessage( p_vout->p_sys->hwnd, WM_NULL, 0, 0);
 332         }
 333
 334         vlc_thread_join( p_vout->p_sys->p_event );
 335         vlc_object_release( p_vout->p_sys->p_event );
 336     }
 337     vlc_mutex_destroy( &p_vout->p_sys->lock );
 338
 339 #ifndef UNDER_CE
 340     /* restore screensaver system settings */
 341     if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 342         SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
 343             p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
 344     }
 345     if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 346         SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
 347             p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
 348     }
 349     if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 350         SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
 351             p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
 352     }
 353 #endif
 354
 355 #ifdef MODULE_NAME_IS_wingapi
 356     FreeLibrary( p_vout->p_sys->gapi_dll );
 357 #endif
 358
 359     free( p_vout->p_sys );
 360     p_vout->p_sys = NULL;
 361 }
 362
 363 /*****************************************************************************
 364  * Init: initialize video thread output method
 365  *****************************************************************************/
 366 static int Init( vout_thread_t *p_vout )
 367 {
 368     picture_t *p_pic;
 369
 370     /* Initialize offscreen buffer */
 371     InitBuffers( p_vout );
 372
 373     p_vout->p_sys->rect_display.left = 0;
 374     p_vout->p_sys->rect_display.top = 0;
 375     p_vout->p_sys->rect_display.right  = GetSystemMetrics(SM_CXSCREEN);
 376     p_vout->p_sys->rect_display.bottom = GetSystemMetrics(SM_CYSCREEN);
 377
 378     I_OUTPUTPICTURES = 0;
 379
 380     /* Initialize the output structure */
 381     switch( p_vout->p_sys->i_depth )
 382     {
 383     case 8:
 384         p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2');
 385         p_vout->output.pf_setpalette = SetPalette;
 386         break;
 387     case 15:
 388         p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5');
 389         p_vout->output.i_rmask  = 0x7c00;
 390         p_vout->output.i_gmask  = 0x03e0;
 391         p_vout->output.i_bmask  = 0x001f;
 392         break;
 393     case 16:
 394         p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
 395         p_vout->output.i_rmask  = 0xf800;
 396         p_vout->output.i_gmask  = 0x07e0;
 397         p_vout->output.i_bmask  = 0x001f;
 398         break;
 399     case 24:
 400         p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
 401         p_vout->output.i_rmask  = 0x00ff0000;
 402         p_vout->output.i_gmask  = 0x0000ff00;
 403         p_vout->output.i_bmask  = 0x000000ff;
 404         break;
 405     case 32:
 406         p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
 407         p_vout->output.i_rmask  = 0x00ff0000;
 408         p_vout->output.i_gmask  = 0x0000ff00;
 409         p_vout->output.i_bmask  = 0x000000ff;
 410         break;
 411     default:
 412         msg_Err( p_vout, "screen depth %i not supported",
 413                  p_vout->p_sys->i_depth );
 414         return VLC_EGENERIC;
 415         break;
 416     }
 417
 418     p_pic = &p_vout->p_picture[0];
 419
 420 #ifdef MODULE_NAME_IS_wingapi
 421     p_vout->output.i_width  = 0;
 422     p_vout->output.i_height = 0;
 423     p_pic->pf_lock  = GAPILockSurface;
 424     p_pic->pf_unlock = GAPIUnlockSurface;
 425     Manage( p_vout );
 426     GAPILockSurface( p_vout, p_pic );
 427     p_vout->i_changes = 0;
 428     p_vout->output.i_width  = p_vout->p_sys->render_width;
 429     p_vout->output.i_height = p_vout->p_sys->render_height;
 430
 431 #else
 432     p_vout->output.i_width  = p_vout->render.i_width;
 433     p_vout->output.i_height = p_vout->render.i_height;
 434
 435     p_vout->fmt_out = p_vout->fmt_in;
 436     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
 437 #endif
 438
 439     p_vout->output.i_aspect = p_vout->render.i_aspect;
 440
 441     p_pic->p->p_pixels = p_vout->p_sys->p_pic_buffer;
 442     p_pic->p->i_lines = p_vout->output.i_height;
 443     p_pic->p->i_visible_lines = p_vout->output.i_height;
 444     p_pic->p->i_pitch = p_vout->p_sys->i_pic_pitch;
 445     p_pic->p->i_pixel_pitch = p_vout->p_sys->i_pic_pixel_pitch;
 446     p_pic->p->i_visible_pitch = p_vout->output.i_width *
 447         p_pic->p->i_pixel_pitch;
 448     p_pic->i_planes = 1;
 449     p_pic->i_status = DESTROYED_PICTURE;
 450     p_pic->i_type   = DIRECT_PICTURE;
 451
 452     PP_OUTPUTPICTURE[ I_OUTPUTPICTURES++ ] = p_pic;
 453
 454     /* Change the window title bar text */
 455     PostMessage( p_vout->p_sys->hwnd, WM_VLC_CHANGE_TEXT, 0, 0 );
 456     UpdateRects( p_vout, true );
 457
 458     return VLC_SUCCESS;
 459 }
 460
 461 /*****************************************************************************
 462  * End: terminate video thread output method
 463  *****************************************************************************/
 464 static void End( vout_thread_t *p_vout )
 465 {
 466 #ifdef MODULE_NAME_IS_wingapi
 467     GXCloseDisplay();
 468 #else
 469     DeleteDC( p_vout->p_sys->off_dc );
 470     DeleteObject( p_vout->p_sys->off_bitmap );
 471 #endif
 472 }
 473
 474 /*****************************************************************************
 475  * Manage: handle events
 476  *****************************************************************************
 477  * This function should be called regularly by video output thread. It manages
 478  * console events. It returns a non null value on error.
 479  *****************************************************************************/
 480 static int Manage( vout_thread_t *p_vout )
 481 {
 482     /* If we do not control our window, we check for geometry changes
 483      * ourselves because the parent might not send us its events. */
 484     vlc_mutex_lock( &p_vout->p_sys->lock );
 485     if( p_vout->p_sys->hparent && !p_vout->b_fullscreen )
 486     {
 487         RECT rect_parent;
 488         POINT point;
 489
 490         vlc_mutex_unlock( &p_vout->p_sys->lock );
 491
 492         GetClientRect( p_vout->p_sys->hparent, &rect_parent );
 493         point.x = point.y = 0;
 494         ClientToScreen( p_vout->p_sys->hparent, &point );
 495         OffsetRect( &rect_parent, point.x, point.y );
 496
 497         if( !EqualRect( &rect_parent, &p_vout->p_sys->rect_parent ) )
 498         {
 499             int i_x, i_y, i_width, i_height;
 500             p_vout->p_sys->rect_parent = rect_parent;
 501
 502             /* This one is to force the update even if only
 503              * the position has changed */
 504             SetWindowPos( p_vout->p_sys->hwnd, 0, 1, 1,
 505                           rect_parent.right - rect_parent.left,
 506                           rect_parent.bottom - rect_parent.top, 0 );
 507
 508             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 509                           rect_parent.right - rect_parent.left,
 510                           rect_parent.bottom - rect_parent.top, 0 );
 511
 512             vout_PlacePicture( p_vout, rect_parent.right - rect_parent.left,
 513                                rect_parent.bottom - rect_parent.top,
 514                                &i_x, &i_y, &i_width, &i_height );
 515
 516             SetWindowPos( p_vout->p_sys->hvideownd, HWND_TOP,
 517                           i_x, i_y, i_width, i_height, 0 );
 518         }
 519     }
 520     else
 521     {
 522         vlc_mutex_unlock( &p_vout->p_sys->lock );
 523     }
 524
 525     /* Check for cropping / aspect changes */
 526     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
 527         p_vout->i_changes & VOUT_ASPECT_CHANGE )
 528     {
 529         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
 530         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
 531
 532         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
 533         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
 534         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
 535         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
 536         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
 537         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
 538         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
 539         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
 540         UpdateRects( p_vout, true );
 541     }
 542
 543     /*
 544      * Position Change
 545      */
 546     if( p_vout->p_sys->i_changes & DX_POSITION_CHANGE )
 547     {
 548         p_vout->p_sys->i_changes &= ~DX_POSITION_CHANGE;
 549     }
 550
 551     /* We used to call the Win32 PeekMessage function here to read the window
 552      * messages. But since window can stay blocked into this function for a
 553      * long time (for example when you move your window on the screen), I
 554      * decided to isolate PeekMessage in another thread. */
 555
 556     /*
 557      * Fullscreen change
 558      */
 559     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE
 560         || p_vout->p_sys->i_changes & VOUT_FULLSCREEN_CHANGE )
 561     {
 562         Win32ToggleFullscreen( p_vout );
 563
 564         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 565         p_vout->p_sys->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 566     }
 567
 568     /*
 569      * Pointer change
 570      */
 571     if( p_vout->b_fullscreen && !p_vout->p_sys->b_cursor_hidden &&
 572         (mdate() - p_vout->p_sys->i_lastmoved) >
 573             p_vout->p_sys->i_mouse_hide_timeout )
 574     {
 575         POINT point;
 576         HWND hwnd;
 577
 578         /* Hide the cursor only if it is inside our window */
 579         GetCursorPos( &point );
 580         hwnd = WindowFromPoint(point);
 581         if( hwnd == p_vout->p_sys->hwnd || hwnd == p_vout->p_sys->hvideownd )
 582         {
 583             PostMessage( p_vout->p_sys->hwnd, WM_VLC_HIDE_MOUSE, 0, 0 );
 584         }
 585         else
 586         {
 587             p_vout->p_sys->i_lastmoved = mdate();
 588         }
 589     }
 590
 591     /*
 592      * "Always on top" status change
 593      */
 594     if( p_vout->p_sys->b_on_top_change )
 595     {
 596         vlc_value_t val;
 597         HMENU hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 598
 599         var_Get( p_vout, "video-on-top", &val );
 600
 601         /* Set the window on top if necessary */
 602         if( val.b_bool && !( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 603                            & WS_EX_TOPMOST ) )
 604         {
 605             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 606                            MF_BYCOMMAND | MFS_CHECKED );
 607             SetWindowPos( p_vout->p_sys->hwnd, HWND_TOPMOST, 0, 0, 0, 0,
 608                           SWP_NOSIZE | SWP_NOMOVE );
 609         }
 610         else
 611         /* The window shouldn't be on top */
 612         if( !val.b_bool && ( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 613                            & WS_EX_TOPMOST ) )
 614         {
 615             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 616                            MF_BYCOMMAND | MFS_UNCHECKED );
 617             SetWindowPos( p_vout->p_sys->hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
 618                           SWP_NOSIZE | SWP_NOMOVE );
 619         }
 620
 621         p_vout->p_sys->b_on_top_change = false;
 622     }
 623
 624     /* Check if the event thread is still running */
 625     if( !vlc_object_alive (p_vout->p_sys->p_event) )
 626     {
 627         return VLC_EGENERIC; /* exit */
 628     }
 629
 630     return VLC_SUCCESS;
 631 }
 632
 633 /*****************************************************************************
 634  * Render: render previously calculated output
 635  *****************************************************************************/
 636 static void Render( vout_thread_t *p_vout, picture_t *p_pic )
 637 {
 638     /* No need to do anything, the fake direct buffers stay as they are */
 639     (void)p_vout;
 640     (void)p_pic;
 641 }
 642
 643 /*****************************************************************************
 644  * Display: displays previously rendered output
 645  *****************************************************************************/
 646 #define rect_src p_vout->p_sys->rect_src
 647 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 648 #define rect_dest p_vout->p_sys->rect_dest
 649 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 650
 651 #ifndef MODULE_NAME_IS_wingapi
 652 static void DisplayGDI( vout_thread_t *p_vout, picture_t *p_pic )
 653 {
 654     vout_sys_t *p_sys = p_vout->p_sys;
 655     RECT rect_dst = rect_dest_clipped;
 656     HDC hdc = GetDC( p_sys->hvideownd );
 657
 658     OffsetRect( &rect_dst, -rect_dest.left, -rect_dest.top );
 659     SelectObject( p_sys->off_dc, p_sys->off_bitmap );
 660
 661     if( rect_dest_clipped.right - rect_dest_clipped.left !=
 662         rect_src_clipped.right - rect_src_clipped.left ||
 663         rect_dest_clipped.bottom - rect_dest_clipped.top !=
 664         rect_src_clipped.bottom - rect_src_clipped.top )
 665     {
 666         StretchBlt( hdc, rect_dst.left, rect_dst.top,
 667                     rect_dst.right, rect_dst.bottom,
 668                     p_sys->off_dc, rect_src_clipped.left, rect_src_clipped.top,
 669                     rect_src_clipped.right, rect_src_clipped.bottom, SRCCOPY );
 670     }
 671     else
 672     {
 673         BitBlt( hdc, rect_dst.left, rect_dst.top,
 674                 rect_dst.right, rect_dst.bottom,
 675                 p_sys->off_dc, rect_src_clipped.left,
 676                 rect_src_clipped.top, SRCCOPY );
 677     }
 678
 679     ReleaseDC( p_sys->hvideownd, hdc );
 680 }
 681
 682 static void FirstDisplayGDI( vout_thread_t *p_vout, picture_t *p_pic )
 683 {
 684     /*
 685     ** Video window is initially hidden, show it now since we got a
 686     ** picture to show.
 687     */
 688     SetWindowPos( p_vout->p_sys->hvideownd, 0, 0, 0, 0, 0,
 689         SWP_ASYNCWINDOWPOS|
 690         SWP_FRAMECHANGED|
 691         SWP_SHOWWINDOW|
 692         SWP_NOMOVE|
 693         SWP_NOSIZE|
 694         SWP_NOZORDER );
 695
 696     /* get initial picture presented */
 697     DisplayGDI(p_vout, p_pic);
 698
 699     /* use and restores proper display function for further pictures */
 700     p_vout->pf_display = DisplayGDI;
 701 }
 702
 703 #else
 704
 705 static int GAPILockSurface( vout_thread_t *p_vout, picture_t *p_pic )
 706 {
 707     vout_sys_t *p_sys = p_vout->p_sys;
 708     int i_x, i_y, i_width, i_height;
 709     RECT video_rect;
 710     POINT point;
 711
 712     GetClientRect( p_sys->hwnd, &video_rect);
 713     vout_PlacePicture( p_vout, video_rect.right - video_rect.left,
 714                        video_rect.bottom - video_rect.top,
 715                        &i_x, &i_y, &i_width, &i_height );
 716     point.x = point.y = 0;
 717     ClientToScreen( p_sys->hwnd, &point );
 718     i_x += point.x + video_rect.left;
 719     i_y += point.y + video_rect.top;
 720
 721     if( i_width != p_vout->output.i_width ||
 722         i_height != p_vout->output.i_height )
 723     {
 724         GXDisplayProperties gxdisplayprop = GXGetDisplayProperties();
 725
 726         p_sys->render_width = i_width;
 727         p_sys->render_height = i_height;
 728         p_vout->i_changes |= VOUT_SIZE_CHANGE;
 729
 730         msg_Dbg( p_vout, "vout size change (%ix%i -> %ix%i)",
 731                  i_width, i_height, p_vout->output.i_width,
 732                  p_vout->output.i_height );
 733
 734         p_vout->p_sys->i_pic_pixel_pitch = gxdisplayprop.cbxPitch;
 735         p_vout->p_sys->i_pic_pitch = gxdisplayprop.cbyPitch;
 736         return VLC_EGENERIC;
 737     }
 738     else
 739     {
 740         GXDisplayProperties gxdisplayprop;
 741         RECT display_rect, dest_rect;
 742         uint8_t *p_dest, *p_src = p_pic->p->p_pixels;
 743
 744         video_rect.left = i_x; video_rect.top = i_y;
 745         video_rect.right = i_x + i_width;
 746         video_rect.bottom = i_y + i_height;
 747
 748         gxdisplayprop = GXGetDisplayProperties();
 749         display_rect.left = 0; display_rect.top = 0;
 750         display_rect.right = gxdisplayprop.cxWidth;
 751         display_rect.bottom = gxdisplayprop.cyHeight;
 752
 753         if( !IntersectRect( &dest_rect, &video_rect, &display_rect ) )
 754         {
 755             return VLC_EGENERIC;
 756         }
 757
 758 #if 0
 759         msg_Err( p_vout, "video (%d,%d,%d,%d) display (%d,%d,%d,%d) "
 760                  "dest (%d,%d,%d,%d)",
 761                  video_rect.left, video_rect.right,
 762                  video_rect.top, video_rect.bottom,
 763                  display_rect.left, display_rect.right,
 764                  display_rect.top, display_rect.bottom,
 765                  dest_rect.left, dest_rect.right,
 766                  dest_rect.top, dest_rect.bottom );
 767 #endif
 768
 769         if( !(p_dest = GXBeginDraw()) )
 770         {
 771 #if 0
 772             msg_Err( p_vout, "GXBeginDraw error %d ", GetLastError() );
 773 #endif
 774             return VLC_EGENERIC;
 775         }
 776
 777         p_src += (dest_rect.left - video_rect.left) * gxdisplayprop.cbxPitch +
 778             (dest_rect.top - video_rect.top) * p_pic->p->i_pitch;
 779         p_dest += dest_rect.left * gxdisplayprop.cbxPitch +
 780             dest_rect.top * gxdisplayprop.cbyPitch;
 781         i_width = dest_rect.right - dest_rect.left;
 782         i_height = dest_rect.bottom - dest_rect.top;
 783
 784         p_pic->p->p_pixels = p_dest;
 785     }
 786
 787     return VLC_SUCCESS;
 788 }
 789
 790 static int GAPIUnlockSurface( vout_thread_t *p_vout, picture_t *p_pic )
 791 {
 792     GXEndDraw();
 793     return VLC_SUCCESS;
 794 }
 795
 796 static void DisplayGAPI( vout_thread_t *p_vout, picture_t *p_pic )
 797 {
 798 }
 799
 800 static void FirstDisplayGAPI( vout_thread_t *p_vout, picture_t *p_pic )
 801 {
 802     /* get initial picture presented through D3D */
 803     DisplayGAPI(p_vout, p_pic);
 804
 805     /*
 806     ** Video window is initially hidden, show it now since we got a
 807     ** picture to show.
 808     */
 809     SetWindowPos( p_vout->p_sys->hvideownd, 0, 0, 0, 0, 0,
 810         SWP_ASYNCWINDOWPOS|
 811         SWP_FRAMECHANGED|
 812         SWP_SHOWWINDOW|
 813         SWP_NOMOVE|
 814         SWP_NOSIZE|
 815         SWP_NOZORDER );
 816
 817     /* use and restores proper display function for further pictures */
 818     p_vout->pf_display = DisplayGAPI;
 819 }
 820
 821 #endif
 822
 823 #undef rect_src
 824 #undef rect_src_clipped
 825 #undef rect_dest
 826 #undef rect_dest_clipped
 827 /*****************************************************************************
 828  * SetPalette: sets an 8 bpp palette
 829  *****************************************************************************/
 830 static void SetPalette( vout_thread_t *p_vout,
 831                         uint16_t *red, uint16_t *green, uint16_t *blue )
 832 {
 833     msg_Err( p_vout, "FIXME: SetPalette unimplemented" );
 834 }
 835
 836 /*****************************************************************************
 837  * InitBuffers: initialize an offscreen bitmap for direct buffer operations.
 838  *****************************************************************************/
 839 static void InitBuffers( vout_thread_t *p_vout )
 840 {
 841     BITMAPINFOHEADER *p_header = &p_vout->p_sys->bitmapinfo.bmiHeader;
 842     BITMAPINFO *p_info = &p_vout->p_sys->bitmapinfo;
 843     HDC window_dc = GetDC( p_vout->p_sys->hvideownd );
 844
 845     /* Get screen properties */
 846 #ifdef MODULE_NAME_IS_wingapi
 847     GXDisplayProperties gx_displayprop = GXGetDisplayProperties();
 848     p_vout->p_sys->i_depth = gx_displayprop.cBPP;
 849 #else
 850     p_vout->p_sys->i_depth = GetDeviceCaps( window_dc, PLANES ) *
 851         GetDeviceCaps( window_dc, BITSPIXEL );
 852 #endif
 853     msg_Dbg( p_vout, "GDI depth is %i", p_vout->p_sys->i_depth );
 854
 855 #ifdef MODULE_NAME_IS_wingapi
 856     GXOpenDisplay( p_vout->p_sys->hvideownd, GX_FULLSCREEN );
 857
 858 #else
 859
 860     /* Initialize offscreen bitmap */
 861     memset( p_info, 0, sizeof( BITMAPINFO ) + 3 * sizeof( RGBQUAD ) );
 862
 863     p_header->biSize = sizeof( BITMAPINFOHEADER );
 864     p_header->biSizeImage = 0;
 865     p_header->biPlanes = 1;
 866     switch( p_vout->p_sys->i_depth )
 867     {
 868     case 8:
 869         p_header->biBitCount = 8;
 870         p_header->biCompression = BI_RGB;
 871         /* FIXME: we need a palette here */
 872         break;
 873     case 15:
 874         p_header->biBitCount = 15;
 875         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 876         ((DWORD*)p_info->bmiColors)[0] = 0x00007c00;
 877         ((DWORD*)p_info->bmiColors)[1] = 0x000003e0;
 878         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 879         break;
 880     case 16:
 881         p_header->biBitCount = 16;
 882         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 883         ((DWORD*)p_info->bmiColors)[0] = 0x0000f800;
 884         ((DWORD*)p_info->bmiColors)[1] = 0x000007e0;
 885         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 886         break;
 887     case 24:
 888         p_header->biBitCount = 24;
 889         p_header->biCompression = BI_RGB;
 890         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 891         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 892         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 893         break;
 894     case 32:
 895         p_header->biBitCount = 32;
 896         p_header->biCompression = BI_RGB;
 897         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 898         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 899         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 900         break;
 901     default:
 902         msg_Err( p_vout, "screen depth %i not supported",
 903                  p_vout->p_sys->i_depth );
 904         return;
 905         break;
 906     }
 907     p_header->biWidth = p_vout->render.i_width;
 908     p_header->biHeight = -p_vout->render.i_height;
 909     p_header->biClrImportant = 0;
 910     p_header->biClrUsed = 0;
 911     p_header->biXPelsPerMeter = 0;
 912     p_header->biYPelsPerMeter = 0;
 913
 914     p_vout->p_sys->i_pic_pixel_pitch = p_header->biBitCount / 8;
 915     p_vout->p_sys->i_pic_pitch = p_header->biBitCount * p_header->biWidth / 8;
 916
 917     p_vout->p_sys->off_bitmap =
 918         CreateDIBSection( window_dc, (BITMAPINFO *)p_header, DIB_RGB_COLORS,
 919                           (void**)&p_vout->p_sys->p_pic_buffer, NULL, 0 );
 920
 921     p_vout->p_sys->off_dc = CreateCompatibleDC( window_dc );
 922
 923     SelectObject( p_vout->p_sys->off_dc, p_vout->p_sys->off_bitmap );
 924     ReleaseDC( p_vout->p_sys->hvideownd, window_dc );
 925 #endif
 926 }
 927