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/vlc.h>
  34 #include <vlc_interface.h>
  35 #include <vlc_playlist.h>
  36 #include <vlc_vout.h>
  37
  38 #include <commctrl.h>
  39
  40 #include "vout.h"
  41
  42 #ifdef MODULE_NAME_IS_wingapi
  43     typedef struct GXDisplayProperties {
  44         DWORD cxWidth;
  45         DWORD cyHeight;
  46         long cbxPitch;
  47         long cbyPitch;
  48         long cBPP;
  49         DWORD ffFormat;
  50     } GXDisplayProperties;
  51
  52     typedef struct GXScreenRect {
  53         DWORD dwTop;
  54         DWORD dwLeft;
  55         DWORD dwWidth;
  56         DWORD dwHeight;
  57     } GXScreenRect;
  58
  59 #   define GX_FULLSCREEN    0x01
  60 #   define GX_NORMALKEYS    0x02
  61 #   define GX_LANDSCAPEKEYS 0x03
  62
  63 #   ifndef kfLandscape
  64 #       define kfLandscape      0x8
  65 #       define kfPalette        0x10
  66 #       define kfDirect         0x20
  67 #       define kfDirect555      0x40
  68 #       define kfDirect565      0x80
  69 #       define kfDirect888      0x100
  70 #       define kfDirect444      0x200
  71 #       define kfDirectInverted 0x400
  72 #   endif
  73 #endif /* MODULE_NAME_IS_wingapi */
  74
  75 #define MAX_DIRECTBUFFERS 10
  76
  77 #ifdef UNDER_CE
  78 #ifndef WS_OVERLAPPEDWINDOW
  79 #   define WS_OVERLAPPEDWINDOW 0xcf0000
  80 #endif
  81 #ifndef WS_EX_NOPARENTNOTIFY
  82 #   define WS_EX_NOPARENTNOTIFY 4
  83 #endif
  84 #ifndef WS_EX_APPWINDOW
  85 #define WS_EX_APPWINDOW 0x40000
  86 #endif
  87 #define SetWindowLongPtr SetWindowLong
  88 #define GetWindowLongPtr GetWindowLong
  89 #define GWLP_USERDATA GWL_USERDATA
  90 #define AdjustWindowRect(a,b,c)
  91 #endif //UNDER_CE
  92
  93 #ifndef WS_NONAVDONEBUTTON
  94 #define WS_NONAVDONEBUTTON 0
  95 #endif
  96 /*****************************************************************************
  97  * Local prototypes
  98  *****************************************************************************/
  99 static int  OpenVideo  ( vlc_object_t * );
 100 static void CloseVideo ( vlc_object_t * );
 101
 102 static int  Init      ( vout_thread_t * );
 103 static void End       ( vout_thread_t * );
 104 static int  Manage    ( vout_thread_t * );
 105 static void Render    ( vout_thread_t *, picture_t * );
 106 #ifdef MODULE_NAME_IS_wingapi
 107 static void FirstDisplayGAPI( vout_thread_t *, picture_t * );
 108 static void DisplayGAPI( vout_thread_t *, picture_t * );
 109 static int GAPILockSurface( vout_thread_t *, picture_t * );
 110 static int GAPIUnlockSurface( vout_thread_t *, picture_t * );
 111 #else
 112 static void FirstDisplayGDI( vout_thread_t *, picture_t * );
 113 static void DisplayGDI( vout_thread_t *, picture_t * );
 114 #endif
 115 static void SetPalette( vout_thread_t *, uint16_t *, uint16_t *, uint16_t * );
 116
 117 static void InitBuffers        ( vout_thread_t * );
 118
 119 #ifdef MODULE_NAME_IS_wingapi
 120 #   define GXOpenDisplay p_vout->p_sys->GXOpenDisplay
 121 #   define GXCloseDisplay p_vout->p_sys->GXCloseDisplay
 122 #   define GXBeginDraw p_vout->p_sys->GXBeginDraw
 123 #   define GXEndDraw p_vout->p_sys->GXEndDraw
 124 #   define GXGetDisplayProperties p_vout->p_sys->GXGetDisplayProperties
 125 #   define GXSuspend p_vout->p_sys->GXSuspend
 126 #   define GXResume p_vout->p_sys->GXResume
 127 #endif
 128
 129 #define DX_POSITION_CHANGE 0x1000
 130
 131 /*****************************************************************************
 132  * Module descriptor
 133  *****************************************************************************/
 134 vlc_module_begin();
 135     set_category( CAT_VIDEO );
 136     set_subcategory( SUBCAT_VIDEO_VOUT );
 137 #ifdef MODULE_NAME_IS_wingapi
 138     set_shortname( "Windows GAPI" );
 139     set_description( _("Windows GAPI video output") );
 140     set_capability( "video output", 20 );
 141 #else
 142     set_shortname( "Windows GDI" );
 143     set_description( _("Windows GDI video output") );
 144     set_capability( "video output", 10 );
 145 #endif
 146     set_callbacks( OpenVideo, CloseVideo );
 147 vlc_module_end();
 148
 149 /*****************************************************************************
 150  * OpenVideo: activate GDI video thread output method
 151  *****************************************************************************/
 152 static int OpenVideo ( vlc_object_t *p_this )
 153 {
 154     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 155     vlc_value_t val;
 156
 157     p_vout->p_sys = (vout_sys_t *)malloc( sizeof(vout_sys_t) );
 158     if( !p_vout->p_sys ) return VLC_ENOMEM;
 159     memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
 160
 161 #ifdef MODULE_NAME_IS_wingapi
 162     /* Load GAPI */
 163     p_vout->p_sys->gapi_dll = LoadLibrary( _T("GX.DLL") );
 164     if( p_vout->p_sys->gapi_dll == NULL )
 165     {
 166         msg_Warn( p_vout, "failed loading gx.dll" );
 167         free( p_vout->p_sys );
 168         return VLC_EGENERIC;
 169     }
 170
 171     GXOpenDisplay = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 172         _T("?GXOpenDisplay@@YAHPAUHWND__@@K@Z") );
 173     GXCloseDisplay = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 174         _T("?GXCloseDisplay@@YAHXZ") );
 175     GXBeginDraw = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 176         _T("?GXBeginDraw@@YAPAXXZ") );
 177     GXEndDraw = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 178         _T("?GXEndDraw@@YAHXZ") );
 179     GXGetDisplayProperties = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 180         _T("?GXGetDisplayProperties@@YA?AUGXDisplayProperties@@XZ") );
 181     GXSuspend = (void *)GetProcAddress( p_vout->p_sys->gapi_dll,
 182         _T("?GXSuspend@@YAHXZ") );
 183     GXResume = GetProcAddress( p_vout->p_sys->gapi_dll,
 184         _T("?GXResume@@YAHXZ") );
 185
 186     if( !GXOpenDisplay || !GXCloseDisplay || !GXBeginDraw || !GXEndDraw ||
 187         !GXGetDisplayProperties || !GXSuspend || !GXResume )
 188     {
 189         msg_Err( p_vout, "failed GetProcAddress on gapi.dll" );
 190         free( p_vout->p_sys );
 191         return VLC_EGENERIC;
 192     }
 193
 194     msg_Dbg( p_vout, "GAPI DLL loaded" );
 195
 196     p_vout->p_sys->render_width = p_vout->render.i_width;
 197     p_vout->p_sys->render_height = p_vout->render.i_height;
 198 #endif
 199
 200     p_vout->p_sys->p_event = (vlc_object_t *)
 201         vlc_object_create( p_vout, VLC_OBJECT_GENERIC );
 202     if( !p_vout->p_sys->p_event )
 203     {
 204         free( p_vout->p_sys );
 205         return VLC_ENOMEM;
 206     }
 207
 208     p_vout->pf_init = Init;
 209     p_vout->pf_end = End;
 210     p_vout->pf_manage = Manage;
 211     p_vout->pf_render = Render;
 212 #ifdef MODULE_NAME_IS_wingapi
 213     p_vout->pf_display = FirstDisplayGAPI;
 214
 215     p_vout->p_sys->b_focus = 0;
 216     p_vout->p_sys->b_parent_focus = 0;
 217
 218 #else
 219     p_vout->pf_display = FirstDisplayGDI;
 220 #endif
 221
 222     p_vout->p_sys->hwnd = p_vout->p_sys->hvideownd = NULL;
 223     p_vout->p_sys->hparent = p_vout->p_sys->hfswnd = NULL;
 224     p_vout->p_sys->i_changes = 0;
 225     vlc_mutex_init( p_vout, &p_vout->p_sys->lock );
 226     SetRectEmpty( &p_vout->p_sys->rect_display );
 227     SetRectEmpty( &p_vout->p_sys->rect_parent );
 228
 229     var_Create( p_vout, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
 230     var_Create( p_vout, "disable-screensaver", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
 231
 232     p_vout->p_sys->b_cursor_hidden = 0;
 233     p_vout->p_sys->i_lastmoved = mdate();
 234     p_vout->p_sys->i_mouse_hide_timeout =
 235         var_GetInteger(p_vout, "mouse-hide-timeout") * 1000;
 236
 237     /* Set main window's size */
 238     p_vout->p_sys->i_window_width = p_vout->i_window_width;
 239     p_vout->p_sys->i_window_height = p_vout->i_window_height;
 240
 241     /* Create the EventThread, this thread is created by us to isolate
 242      * the Win32 PeekMessage function calls. We want to do this because
 243      * Windows can stay blocked inside this call for a long time, and when
 244      * this happens it thus blocks vlc's video_output thread.
 245      * Vout EventThread will take care of the creation of the video
 246      * window (because PeekMessage has to be called from the same thread which
 247      * created the window). */
 248     msg_Dbg( p_vout, "creating Vout EventThread" );
 249     p_vout->p_sys->p_event =
 250         vlc_object_create( p_vout, sizeof(event_thread_t) );
 251     p_vout->p_sys->p_event->p_vout = p_vout;
 252     if( vlc_thread_create( p_vout->p_sys->p_event, "VLC Vout Events Thread",
 253                            E_(EventThread), 0, 1 ) )
 254     {
 255         msg_Err( p_vout, "cannot create Vout EventThread" );
 256         vlc_object_release( p_vout->p_sys->p_event );
 257         p_vout->p_sys->p_event = NULL;
 258         goto error;
 259     }
 260
 261     if( p_vout->p_sys->p_event->b_error )
 262     {
 263         msg_Err( p_vout, "Vout EventThread failed" );
 264         goto error;
 265     }
 266
 267     vlc_object_attach( p_vout->p_sys->p_event, p_vout );
 268
 269     msg_Dbg( p_vout, "Vout EventThread running" );
 270
 271 #ifndef UNDER_CE
 272     /* Variable to indicate if the window should be on top of others */
 273     /* Trigger a callback right now */
 274     var_Get( p_vout, "video-on-top", &val );
 275     var_Set( p_vout, "video-on-top", val );
 276
 277     /* disable screensaver by temporarily changing system settings */
 278     p_vout->p_sys->i_spi_lowpowertimeout = 0;
 279     p_vout->p_sys->i_spi_powerofftimeout = 0;
 280     p_vout->p_sys->i_spi_screensavetimeout = 0;
 281     var_Get( p_vout, "disable-screensaver", &val);
 282     if( val.b_bool ) {
 283         msg_Dbg(p_vout, "disabling screen saver");
 284         SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
 285             0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
 286         if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 287             SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
 288         }
 289         SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
 290             &(p_vout->p_sys->i_spi_powerofftimeout), 0);
 291         if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 292             SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
 293         }
 294         SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
 295             &(p_vout->p_sys->i_spi_screensavetimeout), 0);
 296         if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 297             SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
 298         }
 299     }
 300 #endif
 301     return VLC_SUCCESS;
 302
 303 error:
 304     CloseVideo( VLC_OBJECT(p_vout) );
 305     return VLC_EGENERIC;
 306 }
 307
 308 /*****************************************************************************
 309  * CloseVideo: deactivate the GDI video output
 310  *****************************************************************************/
 311 static void CloseVideo ( vlc_object_t *p_this )
 312 {
 313     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 314
 315     if( p_vout->p_sys->p_event )
 316     {
 317         vlc_object_detach( p_vout->p_sys->p_event );
 318
 319         /* Kill Vout EventThread */
 320         vlc_object_kill( p_vout->p_sys->p_event );
 321
 322         /* we need to be sure Vout EventThread won't stay stuck in
 323          * GetMessage, so we send a fake message */
 324         if( p_vout->p_sys->hwnd )
 325         {
 326             PostMessage( p_vout->p_sys->hwnd, WM_NULL, 0, 0);
 327         }
 328
 329         vlc_thread_join( p_vout->p_sys->p_event );
 330         vlc_object_release( p_vout->p_sys->p_event );
 331     }
 332     vlc_mutex_destroy( &p_vout->p_sys->lock );
 333
 334 #ifndef UNDER_CE
 335     /* restore screensaver system settings */
 336     if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 337         SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
 338             p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
 339     }
 340     if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 341         SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
 342             p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
 343     }
 344     if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 345         SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
 346             p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
 347     }
 348 #endif
 349
 350 #ifdef MODULE_NAME_IS_wingapi
 351     FreeLibrary( p_vout->p_sys->gapi_dll );
 352 #endif
 353
 354     if( p_vout->p_sys )
 355     {
 356         free( p_vout->p_sys );
 357         p_vout->p_sys = NULL;
 358     }
 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     E_(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     /* Check for cropping / aspect changes */
 524     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
 525         p_vout->i_changes & VOUT_ASPECT_CHANGE )
 526     {
 527         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
 528         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
 529
 530         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
 531         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
 532         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
 533         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
 534         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
 535         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
 536         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
 537         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
 538         E_(UpdateRects)( p_vout, true );
 539     }
 540
 541     /*
 542      * Position Change
 543      */
 544     if( p_vout->p_sys->i_changes & DX_POSITION_CHANGE )
 545     {
 546         p_vout->p_sys->i_changes &= ~DX_POSITION_CHANGE;
 547     }
 548
 549     /* We used to call the Win32 PeekMessage function here to read the window
 550      * messages. But since window can stay blocked into this function for a
 551      * long time (for example when you move your window on the screen), I
 552      * decided to isolate PeekMessage in another thread. */
 553
 554     /*
 555      * Fullscreen change
 556      */
 557     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE
 558         || p_vout->p_sys->i_changes & VOUT_FULLSCREEN_CHANGE )
 559     {
 560         Win32ToggleFullscreen( p_vout );
 561
 562         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 563         p_vout->p_sys->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 564     }
 565
 566     /*
 567      * Pointer change
 568      */
 569     if( p_vout->b_fullscreen && !p_vout->p_sys->b_cursor_hidden &&
 570         (mdate() - p_vout->p_sys->i_lastmoved) >
 571             p_vout->p_sys->i_mouse_hide_timeout )
 572     {
 573         POINT point;
 574         HWND hwnd;
 575
 576         /* Hide the cursor only if it is inside our window */
 577         GetCursorPos( &point );
 578         hwnd = WindowFromPoint(point);
 579         if( hwnd == p_vout->p_sys->hwnd || hwnd == p_vout->p_sys->hvideownd )
 580         {
 581             PostMessage( p_vout->p_sys->hwnd, WM_VLC_HIDE_MOUSE, 0, 0 );
 582         }
 583         else
 584         {
 585             p_vout->p_sys->i_lastmoved = mdate();
 586         }
 587     }
 588
 589     /*
 590      * "Always on top" status change
 591      */
 592     if( p_vout->p_sys->b_on_top_change )
 593     {
 594         vlc_value_t val;
 595         HMENU hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 596
 597         var_Get( p_vout, "video-on-top", &val );
 598
 599         /* Set the window on top if necessary */
 600         if( val.b_bool && !( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 601                            & WS_EX_TOPMOST ) )
 602         {
 603             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 604                            MF_BYCOMMAND | MFS_CHECKED );
 605             SetWindowPos( p_vout->p_sys->hwnd, HWND_TOPMOST, 0, 0, 0, 0,
 606                           SWP_NOSIZE | SWP_NOMOVE );
 607         }
 608         else
 609         /* The window shouldn't be on top */
 610         if( !val.b_bool && ( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 611                            & WS_EX_TOPMOST ) )
 612         {
 613             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 614                            MF_BYCOMMAND | MFS_UNCHECKED );
 615             SetWindowPos( p_vout->p_sys->hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
 616                           SWP_NOSIZE | SWP_NOMOVE );
 617         }
 618
 619         p_vout->p_sys->b_on_top_change = false;
 620     }
 621
 622     /* Check if the event thread is still running */
 623     if( p_vout->p_sys->p_event->b_die )
 624     {
 625         return VLC_EGENERIC; /* exit */
 626     }
 627
 628     return VLC_SUCCESS;
 629 }
 630
 631 /*****************************************************************************
 632  * Render: render previously calculated output
 633  *****************************************************************************/
 634 static void Render( vout_thread_t *p_vout, picture_t *p_pic )
 635 {
 636     /* No need to do anything, the fake direct buffers stay as they are */
 637 }
 638
 639 /*****************************************************************************
 640  * Display: displays previously rendered output
 641  *****************************************************************************/
 642 #define rect_src p_vout->p_sys->rect_src
 643 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 644 #define rect_dest p_vout->p_sys->rect_dest
 645 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 646
 647 #ifndef MODULE_NAME_IS_wingapi
 648 static void DisplayGDI( vout_thread_t *p_vout, picture_t *p_pic )
 649 {
 650     vout_sys_t *p_sys = p_vout->p_sys;
 651     RECT rect_dst = rect_dest_clipped;
 652     HDC hdc = GetDC( p_sys->hvideownd );
 653
 654     OffsetRect( &rect_dst, -rect_dest.left, -rect_dest.top );
 655     SelectObject( p_sys->off_dc, p_sys->off_bitmap );
 656
 657     if( rect_dest_clipped.right - rect_dest_clipped.left !=
 658         rect_src_clipped.right - rect_src_clipped.left ||
 659         rect_dest_clipped.bottom - rect_dest_clipped.top !=
 660         rect_src_clipped.bottom - rect_src_clipped.top )
 661     {
 662         StretchBlt( hdc, rect_dst.left, rect_dst.top,
 663                     rect_dst.right, rect_dst.bottom,
 664                     p_sys->off_dc, rect_src_clipped.left, rect_src_clipped.top,
 665                     rect_src_clipped.right, rect_src_clipped.bottom, SRCCOPY );
 666     }
 667     else
 668     {
 669         BitBlt( hdc, rect_dst.left, rect_dst.top,
 670                 rect_dst.right, rect_dst.bottom,
 671                 p_sys->off_dc, rect_src_clipped.left,
 672                 rect_src_clipped.top, SRCCOPY );
 673     }
 674
 675     ReleaseDC( p_sys->hvideownd, hdc );
 676 }
 677
 678 static void FirstDisplayGDI( vout_thread_t *p_vout, picture_t *p_pic )
 679 {
 680     /*
 681     ** Video window is initially hidden, show it now since we got a
 682     ** picture to show.
 683     */
 684     SetWindowPos( p_vout->p_sys->hvideownd, 0, 0, 0, 0, 0,
 685         SWP_ASYNCWINDOWPOS|
 686         SWP_FRAMECHANGED|
 687         SWP_SHOWWINDOW|
 688         SWP_NOMOVE|
 689         SWP_NOSIZE|
 690         SWP_NOZORDER );
 691
 692     /* get initial picture presented */
 693     DisplayGDI(p_vout, p_pic);
 694
 695     /* use and restores proper display function for further pictures */
 696     p_vout->pf_display = DisplayGDI;
 697 }
 698
 699 #else
 700
 701 static int GAPILockSurface( vout_thread_t *p_vout, picture_t *p_pic )
 702 {
 703     vout_sys_t *p_sys = p_vout->p_sys;
 704     int i_x, i_y, i_width, i_height;
 705     RECT video_rect;
 706     POINT point;
 707
 708     GetClientRect( p_sys->hwnd, &video_rect);
 709     vout_PlacePicture( p_vout, video_rect.right - video_rect.left,
 710                        video_rect.bottom - video_rect.top,
 711                        &i_x, &i_y, &i_width, &i_height );
 712     point.x = point.y = 0;
 713     ClientToScreen( p_sys->hwnd, &point );
 714     i_x += point.x + video_rect.left;
 715     i_y += point.y + video_rect.top;
 716
 717     if( i_width != p_vout->output.i_width ||
 718         i_height != p_vout->output.i_height )
 719     {
 720         GXDisplayProperties gxdisplayprop = GXGetDisplayProperties();
 721
 722         p_sys->render_width = i_width;
 723         p_sys->render_height = i_height;
 724         p_vout->i_changes |= VOUT_SIZE_CHANGE;
 725
 726         msg_Dbg( p_vout, "vout size change (%ix%i -> %ix%i)",
 727                  i_width, i_height, p_vout->output.i_width,
 728                  p_vout->output.i_height );
 729
 730         p_vout->p_sys->i_pic_pixel_pitch = gxdisplayprop.cbxPitch;
 731         p_vout->p_sys->i_pic_pitch = gxdisplayprop.cbyPitch;
 732         return VLC_EGENERIC;
 733     }
 734     else
 735     {
 736         GXDisplayProperties gxdisplayprop;
 737         RECT display_rect, dest_rect;
 738         uint8_t *p_dest, *p_src = p_pic->p->p_pixels;
 739
 740         video_rect.left = i_x; video_rect.top = i_y;
 741         video_rect.right = i_x + i_width;
 742         video_rect.bottom = i_y + i_height;
 743
 744         gxdisplayprop = GXGetDisplayProperties();
 745         display_rect.left = 0; display_rect.top = 0;
 746         display_rect.right = gxdisplayprop.cxWidth;
 747         display_rect.bottom = gxdisplayprop.cyHeight;
 748
 749         if( !IntersectRect( &dest_rect, &video_rect, &display_rect ) )
 750         {
 751             return VLC_EGENERIC;
 752         }
 753
 754 #if 0
 755         msg_Err( p_vout, "video (%d,%d,%d,%d) display (%d,%d,%d,%d) "
 756                  "dest (%d,%d,%d,%d)",
 757                  video_rect.left, video_rect.right,
 758                  video_rect.top, video_rect.bottom,
 759                  display_rect.left, display_rect.right,
 760                  display_rect.top, display_rect.bottom,
 761                  dest_rect.left, dest_rect.right,
 762                  dest_rect.top, dest_rect.bottom );
 763 #endif
 764
 765         if( !(p_dest = GXBeginDraw()) )
 766         {
 767 #if 0
 768             msg_Err( p_vout, "GXBeginDraw error %d ", GetLastError() );
 769 #endif
 770             return VLC_EGENERIC;
 771         }
 772
 773         p_src += (dest_rect.left - video_rect.left) * gxdisplayprop.cbxPitch +
 774             (dest_rect.top - video_rect.top) * p_pic->p->i_pitch;
 775         p_dest += dest_rect.left * gxdisplayprop.cbxPitch +
 776             dest_rect.top * gxdisplayprop.cbyPitch;
 777         i_width = dest_rect.right - dest_rect.left;
 778         i_height = dest_rect.bottom - dest_rect.top;
 779
 780         p_pic->p->p_pixels = p_dest;
 781     }
 782
 783     return VLC_SUCCESS;
 784 }
 785
 786 static int GAPIUnlockSurface( vout_thread_t *p_vout, picture_t *p_pic )
 787 {
 788     GXEndDraw();
 789     return VLC_SUCCESS;
 790 }
 791
 792 static void DisplayGAPI( vout_thread_t *p_vout, picture_t *p_pic )
 793 {
 794 }
 795
 796 static void FirstDisplayGAPI( vout_thread_t *p_vout, picture_t *p_pic )
 797 {
 798     /* get initial picture presented through D3D */
 799     DisplayGAPI(p_vout, p_pic);
 800
 801     /*
 802     ** Video window is initially hidden, show it now since we got a
 803     ** picture to show.
 804     */
 805     SetWindowPos( p_vout->p_sys->hvideownd, 0, 0, 0, 0, 0,
 806         SWP_ASYNCWINDOWPOS|
 807         SWP_FRAMECHANGED|
 808         SWP_SHOWWINDOW|
 809         SWP_NOMOVE|
 810         SWP_NOSIZE|
 811         SWP_NOZORDER );
 812
 813     /* use and restores proper display function for further pictures */
 814     p_vout->pf_display = DisplayGAPI;
 815 }
 816
 817 #endif
 818
 819 #undef rect_src
 820 #undef rect_src_clipped
 821 #undef rect_dest
 822 #undef rect_dest_clipped
 823 /*****************************************************************************
 824  * SetPalette: sets an 8 bpp palette
 825  *****************************************************************************/
 826 static void SetPalette( vout_thread_t *p_vout,
 827                         uint16_t *red, uint16_t *green, uint16_t *blue )
 828 {
 829     msg_Err( p_vout, "FIXME: SetPalette unimplemented" );
 830 }
 831
 832 /*****************************************************************************
 833  * InitBuffers: initialize an offscreen bitmap for direct buffer operations.
 834  *****************************************************************************/
 835 static void InitBuffers( vout_thread_t *p_vout )
 836 {
 837     BITMAPINFOHEADER *p_header = &p_vout->p_sys->bitmapinfo.bmiHeader;
 838     BITMAPINFO *p_info = &p_vout->p_sys->bitmapinfo;
 839     int i_pixels = p_vout->render.i_height * p_vout->render.i_width;
 840     HDC window_dc = GetDC( p_vout->p_sys->hvideownd );
 841
 842     /* Get screen properties */
 843 #ifdef MODULE_NAME_IS_wingapi
 844     GXDisplayProperties gx_displayprop = GXGetDisplayProperties();
 845     p_vout->p_sys->i_depth = gx_displayprop.cBPP;
 846 #else
 847     p_vout->p_sys->i_depth = GetDeviceCaps( window_dc, PLANES ) *
 848         GetDeviceCaps( window_dc, BITSPIXEL );
 849 #endif
 850     msg_Dbg( p_vout, "GDI depth is %i", p_vout->p_sys->i_depth );
 851
 852 #ifdef MODULE_NAME_IS_wingapi
 853     GXOpenDisplay( p_vout->p_sys->hvideownd, GX_FULLSCREEN );
 854
 855 #else
 856
 857     /* Initialize offscreen bitmap */
 858     memset( p_info, 0, sizeof( BITMAPINFO ) + 3 * sizeof( RGBQUAD ) );
 859
 860     p_header->biSize = sizeof( BITMAPINFOHEADER );
 861     p_header->biSizeImage = 0;
 862     p_header->biPlanes = 1;
 863     switch( p_vout->p_sys->i_depth )
 864     {
 865     case 8:
 866         p_header->biBitCount = 8;
 867         p_header->biCompression = BI_RGB;
 868         /* FIXME: we need a palette here */
 869         break;
 870     case 15:
 871         p_header->biBitCount = 15;
 872         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 873         ((DWORD*)p_info->bmiColors)[0] = 0x00007c00;
 874         ((DWORD*)p_info->bmiColors)[1] = 0x000003e0;
 875         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 876         break;
 877     case 16:
 878         p_header->biBitCount = 16;
 879         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 880         ((DWORD*)p_info->bmiColors)[0] = 0x0000f800;
 881         ((DWORD*)p_info->bmiColors)[1] = 0x000007e0;
 882         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 883         break;
 884     case 24:
 885         p_header->biBitCount = 24;
 886         p_header->biCompression = BI_RGB;
 887         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 888         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 889         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 890         break;
 891     case 32:
 892         p_header->biBitCount = 32;
 893         p_header->biCompression = BI_RGB;
 894         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 895         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 896         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 897         break;
 898     default:
 899         msg_Err( p_vout, "screen depth %i not supported",
 900                  p_vout->p_sys->i_depth );
 901         return;
 902         break;
 903     }
 904     p_header->biWidth = p_vout->render.i_width;
 905     p_header->biHeight = -p_vout->render.i_height;
 906     p_header->biClrImportant = 0;
 907     p_header->biClrUsed = 0;
 908     p_header->biXPelsPerMeter = 0;
 909     p_header->biYPelsPerMeter = 0;
 910
 911     p_vout->p_sys->i_pic_pixel_pitch = p_header->biBitCount / 8;
 912     p_vout->p_sys->i_pic_pitch = p_header->biBitCount * p_header->biWidth / 8;
 913
 914     p_vout->p_sys->off_bitmap =
 915         CreateDIBSection( window_dc, (BITMAPINFO *)p_header, DIB_RGB_COLORS,
 916                           (void**)&p_vout->p_sys->p_pic_buffer, NULL, 0 );
 917
 918     p_vout->p_sys->off_dc = CreateCompatibleDC( window_dc );
 919
 920     SelectObject( p_vout->p_sys->off_dc, p_vout->p_sys->off_bitmap );
 921     ReleaseDC( p_vout->p_sys->hvideownd, window_dc );
 922 #endif
 923 }
 924