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     if( vlc_thread_create( p_vout->p_sys->p_event, "VLC Vout Events Thread",
 246                            EventThread, 0, 1 ) )
 247     {
 248         msg_Err( p_vout, "cannot create Vout EventThread" );
 249         vlc_object_release( p_vout->p_sys->p_event );
 250         p_vout->p_sys->p_event = NULL;
 251         goto error;
 252     }
 253
 254     if( p_vout->p_sys->p_event->b_error )
 255     {
 256         msg_Err( p_vout, "Vout EventThread failed" );
 257         goto error;
 258     }
 259
 260     vlc_object_attach( p_vout->p_sys->p_event, p_vout );
 261
 262     msg_Dbg( p_vout, "Vout EventThread running" );
 263
 264 #ifndef UNDER_CE
 265     /* Variable to indicate if the window should be on top of others */
 266     /* Trigger a callback right now */
 267     var_Get( p_vout, "video-on-top", &val );
 268     var_Set( p_vout, "video-on-top", val );
 269
 270     /* disable screensaver by temporarily changing system settings */
 271     p_vout->p_sys->i_spi_lowpowertimeout = 0;
 272     p_vout->p_sys->i_spi_powerofftimeout = 0;
 273     p_vout->p_sys->i_spi_screensavetimeout = 0;
 274     var_Get( p_vout, "disable-screensaver", &val);
 275     if( val.b_bool ) {
 276         msg_Dbg(p_vout, "disabling screen saver");
 277         SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
 278             0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
 279         if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 280             SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
 281         }
 282         SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
 283             &(p_vout->p_sys->i_spi_powerofftimeout), 0);
 284         if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 285             SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
 286         }
 287         SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
 288             &(p_vout->p_sys->i_spi_screensavetimeout), 0);
 289         if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 290             SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
 291         }
 292     }
 293 #endif
 294     return VLC_SUCCESS;
 295
 296 error:
 297     CloseVideo( VLC_OBJECT(p_vout) );
 298     return VLC_EGENERIC;
 299 }
 300
 301 /*****************************************************************************
 302  * CloseVideo: deactivate the GDI video output
 303  *****************************************************************************/
 304 static void CloseVideo ( vlc_object_t *p_this )
 305 {
 306     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 307
 308     if( p_vout->b_fullscreen )
 309     {
 310         msg_Dbg( p_vout, "Quitting fullscreen" );
 311         Win32ToggleFullscreen( p_vout );
 312         /* Force fullscreen in the core for the next video */
 313         var_SetBool( p_vout, "fullscreen", true );
 314     }
 315
 316     if( p_vout->p_sys->p_event )
 317     {
 318         vlc_object_detach( p_vout->p_sys->p_event );
 319
 320         /* Kill Vout EventThread */
 321         vlc_object_kill( p_vout->p_sys->p_event );
 322
 323         /* we need to be sure Vout EventThread won't stay stuck in
 324          * GetMessage, so we send a fake message */
 325         if( p_vout->p_sys->hwnd )
 326         {
 327             PostMessage( p_vout->p_sys->hwnd, WM_NULL, 0, 0);
 328         }
 329
 330         vlc_thread_join( p_vout->p_sys->p_event );
 331         vlc_object_release( p_vout->p_sys->p_event );
 332     }
 333     vlc_mutex_destroy( &p_vout->p_sys->lock );
 334
 335 #ifndef UNDER_CE
 336     /* restore screensaver system settings */
 337     if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
 338         SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
 339             p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
 340     }
 341     if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
 342         SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
 343             p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
 344     }
 345     if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
 346         SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
 347             p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
 348     }
 349 #endif
 350
 351 #ifdef MODULE_NAME_IS_wingapi
 352     FreeLibrary( p_vout->p_sys->gapi_dll );
 353 #endif
 354
 355     free( p_vout->p_sys );
 356     p_vout->p_sys = NULL;
 357 }
 358
 359 /*****************************************************************************
 360  * Init: initialize video thread output method
 361  *****************************************************************************/
 362 static int Init( vout_thread_t *p_vout )
 363 {
 364     picture_t *p_pic;
 365
 366     /* Initialize offscreen buffer */
 367     InitBuffers( p_vout );
 368
 369     p_vout->p_sys->rect_display.left = 0;
 370     p_vout->p_sys->rect_display.top = 0;
 371     p_vout->p_sys->rect_display.right  = GetSystemMetrics(SM_CXSCREEN);
 372     p_vout->p_sys->rect_display.bottom = GetSystemMetrics(SM_CYSCREEN);
 373
 374     I_OUTPUTPICTURES = 0;
 375
 376     /* Initialize the output structure */
 377     switch( p_vout->p_sys->i_depth )
 378     {
 379     case 8:
 380         p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2');
 381         p_vout->output.pf_setpalette = SetPalette;
 382         break;
 383     case 15:
 384         p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5');
 385         p_vout->output.i_rmask  = 0x7c00;
 386         p_vout->output.i_gmask  = 0x03e0;
 387         p_vout->output.i_bmask  = 0x001f;
 388         break;
 389     case 16:
 390         p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6');
 391         p_vout->output.i_rmask  = 0xf800;
 392         p_vout->output.i_gmask  = 0x07e0;
 393         p_vout->output.i_bmask  = 0x001f;
 394         break;
 395     case 24:
 396         p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4');
 397         p_vout->output.i_rmask  = 0x00ff0000;
 398         p_vout->output.i_gmask  = 0x0000ff00;
 399         p_vout->output.i_bmask  = 0x000000ff;
 400         break;
 401     case 32:
 402         p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2');
 403         p_vout->output.i_rmask  = 0x00ff0000;
 404         p_vout->output.i_gmask  = 0x0000ff00;
 405         p_vout->output.i_bmask  = 0x000000ff;
 406         break;
 407     default:
 408         msg_Err( p_vout, "screen depth %i not supported",
 409                  p_vout->p_sys->i_depth );
 410         return VLC_EGENERIC;
 411         break;
 412     }
 413
 414     p_pic = &p_vout->p_picture[0];
 415
 416 #ifdef MODULE_NAME_IS_wingapi
 417     p_vout->output.i_width  = 0;
 418     p_vout->output.i_height = 0;
 419     p_pic->pf_lock  = GAPILockSurface;
 420     p_pic->pf_unlock = GAPIUnlockSurface;
 421     Manage( p_vout );
 422     GAPILockSurface( p_vout, p_pic );
 423     p_vout->i_changes = 0;
 424     p_vout->output.i_width  = p_vout->p_sys->render_width;
 425     p_vout->output.i_height = p_vout->p_sys->render_height;
 426
 427 #else
 428     p_vout->output.i_width  = p_vout->render.i_width;
 429     p_vout->output.i_height = p_vout->render.i_height;
 430
 431     p_vout->fmt_out = p_vout->fmt_in;
 432     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
 433 #endif
 434
 435     p_vout->output.i_aspect = p_vout->render.i_aspect;
 436
 437     p_pic->p->p_pixels = p_vout->p_sys->p_pic_buffer;
 438     p_pic->p->i_lines = p_vout->output.i_height;
 439     p_pic->p->i_visible_lines = p_vout->output.i_height;
 440     p_pic->p->i_pitch = p_vout->p_sys->i_pic_pitch;
 441     p_pic->p->i_pixel_pitch = p_vout->p_sys->i_pic_pixel_pitch;
 442     p_pic->p->i_visible_pitch = p_vout->output.i_width *
 443         p_pic->p->i_pixel_pitch;
 444     p_pic->i_planes = 1;
 445     p_pic->i_status = DESTROYED_PICTURE;
 446     p_pic->i_type   = DIRECT_PICTURE;
 447
 448     PP_OUTPUTPICTURE[ I_OUTPUTPICTURES++ ] = p_pic;
 449
 450     /* Change the window title bar text */
 451     PostMessage( p_vout->p_sys->hwnd, WM_VLC_CHANGE_TEXT, 0, 0 );
 452     UpdateRects( p_vout, true );
 453
 454     return VLC_SUCCESS;
 455 }
 456
 457 /*****************************************************************************
 458  * End: terminate video thread output method
 459  *****************************************************************************/
 460 static void End( vout_thread_t *p_vout )
 461 {
 462 #ifdef MODULE_NAME_IS_wingapi
 463     GXCloseDisplay();
 464 #else
 465     DeleteDC( p_vout->p_sys->off_dc );
 466     DeleteObject( p_vout->p_sys->off_bitmap );
 467 #endif
 468 }
 469
 470 /*****************************************************************************
 471  * Manage: handle events
 472  *****************************************************************************
 473  * This function should be called regularly by video output thread. It manages
 474  * console events. It returns a non null value on error.
 475  *****************************************************************************/
 476 static int Manage( vout_thread_t *p_vout )
 477 {
 478     /* If we do not control our window, we check for geometry changes
 479      * ourselves because the parent might not send us its events. */
 480     vlc_mutex_lock( &p_vout->p_sys->lock );
 481     if( p_vout->p_sys->hparent && !p_vout->b_fullscreen )
 482     {
 483         RECT rect_parent;
 484         POINT point;
 485
 486         vlc_mutex_unlock( &p_vout->p_sys->lock );
 487
 488         GetClientRect( p_vout->p_sys->hparent, &rect_parent );
 489         point.x = point.y = 0;
 490         ClientToScreen( p_vout->p_sys->hparent, &point );
 491         OffsetRect( &rect_parent, point.x, point.y );
 492
 493         if( !EqualRect( &rect_parent, &p_vout->p_sys->rect_parent ) )
 494         {
 495             int i_x, i_y, i_width, i_height;
 496             p_vout->p_sys->rect_parent = rect_parent;
 497
 498             /* This one is to force the update even if only
 499              * the position has changed */
 500             SetWindowPos( p_vout->p_sys->hwnd, 0, 1, 1,
 501                           rect_parent.right - rect_parent.left,
 502                           rect_parent.bottom - rect_parent.top, 0 );
 503
 504             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
 505                           rect_parent.right - rect_parent.left,
 506                           rect_parent.bottom - rect_parent.top, 0 );
 507
 508             vout_PlacePicture( p_vout, rect_parent.right - rect_parent.left,
 509                                rect_parent.bottom - rect_parent.top,
 510                                &i_x, &i_y, &i_width, &i_height );
 511
 512             SetWindowPos( p_vout->p_sys->hvideownd, HWND_TOP,
 513                           i_x, i_y, i_width, i_height, 0 );
 514         }
 515     }
 516     else
 517     {
 518         vlc_mutex_unlock( &p_vout->p_sys->lock );
 519     }
 520
 521     /* Check for cropping / aspect changes */
 522     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
 523         p_vout->i_changes & VOUT_ASPECT_CHANGE )
 524     {
 525         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
 526         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
 527
 528         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
 529         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
 530         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
 531         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
 532         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
 533         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
 534         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
 535         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
 536         UpdateRects( p_vout, true );
 537     }
 538
 539     /*
 540      * Position Change
 541      */
 542     if( p_vout->p_sys->i_changes & DX_POSITION_CHANGE )
 543     {
 544         p_vout->p_sys->i_changes &= ~DX_POSITION_CHANGE;
 545     }
 546
 547     /* We used to call the Win32 PeekMessage function here to read the window
 548      * messages. But since window can stay blocked into this function for a
 549      * long time (for example when you move your window on the screen), I
 550      * decided to isolate PeekMessage in another thread. */
 551
 552     /*
 553      * Fullscreen change
 554      */
 555     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE
 556         || p_vout->p_sys->i_changes & VOUT_FULLSCREEN_CHANGE )
 557     {
 558         Win32ToggleFullscreen( p_vout );
 559
 560         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 561         p_vout->p_sys->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 562     }
 563
 564     /*
 565      * Pointer change
 566      */
 567     if( p_vout->b_fullscreen && !p_vout->p_sys->b_cursor_hidden &&
 568         (mdate() - p_vout->p_sys->i_lastmoved) >
 569             p_vout->p_sys->i_mouse_hide_timeout )
 570     {
 571         POINT point;
 572         HWND hwnd;
 573
 574         /* Hide the cursor only if it is inside our window */
 575         GetCursorPos( &point );
 576         hwnd = WindowFromPoint(point);
 577         if( hwnd == p_vout->p_sys->hwnd || hwnd == p_vout->p_sys->hvideownd )
 578         {
 579             PostMessage( p_vout->p_sys->hwnd, WM_VLC_HIDE_MOUSE, 0, 0 );
 580         }
 581         else
 582         {
 583             p_vout->p_sys->i_lastmoved = mdate();
 584         }
 585     }
 586
 587     /*
 588      * "Always on top" status change
 589      */
 590     if( p_vout->p_sys->b_on_top_change )
 591     {
 592         vlc_value_t val;
 593         HMENU hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 594
 595         var_Get( p_vout, "video-on-top", &val );
 596
 597         /* Set the window on top if necessary */
 598         if( val.b_bool && !( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 599                            & WS_EX_TOPMOST ) )
 600         {
 601             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 602                            MF_BYCOMMAND | MFS_CHECKED );
 603             SetWindowPos( p_vout->p_sys->hwnd, HWND_TOPMOST, 0, 0, 0, 0,
 604                           SWP_NOSIZE | SWP_NOMOVE );
 605         }
 606         else
 607         /* The window shouldn't be on top */
 608         if( !val.b_bool && ( GetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE )
 609                            & WS_EX_TOPMOST ) )
 610         {
 611             CheckMenuItem( hMenu, IDM_TOGGLE_ON_TOP,
 612                            MF_BYCOMMAND | MFS_UNCHECKED );
 613             SetWindowPos( p_vout->p_sys->hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
 614                           SWP_NOSIZE | SWP_NOMOVE );
 615         }
 616
 617         p_vout->p_sys->b_on_top_change = false;
 618     }
 619
 620     /* Check if the event thread is still running */
 621     if( !vlc_object_alive (p_vout->p_sys->p_event) )
 622     {
 623         return VLC_EGENERIC; /* exit */
 624     }
 625
 626     return VLC_SUCCESS;
 627 }
 628
 629 /*****************************************************************************
 630  * Render: render previously calculated output
 631  *****************************************************************************/
 632 static void Render( vout_thread_t *p_vout, picture_t *p_pic )
 633 {
 634     /* No need to do anything, the fake direct buffers stay as they are */
 635     (void)p_vout;
 636     (void)p_pic;
 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     HDC window_dc = GetDC( p_vout->p_sys->hvideownd );
 840
 841     /* Get screen properties */
 842 #ifdef MODULE_NAME_IS_wingapi
 843     GXDisplayProperties gx_displayprop = GXGetDisplayProperties();
 844     p_vout->p_sys->i_depth = gx_displayprop.cBPP;
 845 #else
 846     p_vout->p_sys->i_depth = GetDeviceCaps( window_dc, PLANES ) *
 847         GetDeviceCaps( window_dc, BITSPIXEL );
 848 #endif
 849     msg_Dbg( p_vout, "GDI depth is %i", p_vout->p_sys->i_depth );
 850
 851 #ifdef MODULE_NAME_IS_wingapi
 852     GXOpenDisplay( p_vout->p_sys->hvideownd, GX_FULLSCREEN );
 853
 854 #else
 855
 856     /* Initialize offscreen bitmap */
 857     memset( p_info, 0, sizeof( BITMAPINFO ) + 3 * sizeof( RGBQUAD ) );
 858
 859     p_header->biSize = sizeof( BITMAPINFOHEADER );
 860     p_header->biSizeImage = 0;
 861     p_header->biPlanes = 1;
 862     switch( p_vout->p_sys->i_depth )
 863     {
 864     case 8:
 865         p_header->biBitCount = 8;
 866         p_header->biCompression = BI_RGB;
 867         /* FIXME: we need a palette here */
 868         break;
 869     case 15:
 870         p_header->biBitCount = 15;
 871         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 872         ((DWORD*)p_info->bmiColors)[0] = 0x00007c00;
 873         ((DWORD*)p_info->bmiColors)[1] = 0x000003e0;
 874         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 875         break;
 876     case 16:
 877         p_header->biBitCount = 16;
 878         p_header->biCompression = BI_BITFIELDS;//BI_RGB;
 879         ((DWORD*)p_info->bmiColors)[0] = 0x0000f800;
 880         ((DWORD*)p_info->bmiColors)[1] = 0x000007e0;
 881         ((DWORD*)p_info->bmiColors)[2] = 0x0000001f;
 882         break;
 883     case 24:
 884         p_header->biBitCount = 24;
 885         p_header->biCompression = BI_RGB;
 886         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 887         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 888         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 889         break;
 890     case 32:
 891         p_header->biBitCount = 32;
 892         p_header->biCompression = BI_RGB;
 893         ((DWORD*)p_info->bmiColors)[0] = 0x00ff0000;
 894         ((DWORD*)p_info->bmiColors)[1] = 0x0000ff00;
 895         ((DWORD*)p_info->bmiColors)[2] = 0x000000ff;
 896         break;
 897     default:
 898         msg_Err( p_vout, "screen depth %i not supported",
 899                  p_vout->p_sys->i_depth );
 900         return;
 901         break;
 902     }
 903     p_header->biWidth = p_vout->render.i_width;
 904     p_header->biHeight = -p_vout->render.i_height;
 905     p_header->biClrImportant = 0;
 906     p_header->biClrUsed = 0;
 907     p_header->biXPelsPerMeter = 0;
 908     p_header->biYPelsPerMeter = 0;
 909
 910     p_vout->p_sys->i_pic_pixel_pitch = p_header->biBitCount / 8;
 911     p_vout->p_sys->i_pic_pitch = p_header->biBitCount * p_header->biWidth / 8;
 912
 913     p_vout->p_sys->off_bitmap =
 914         CreateDIBSection( window_dc, (BITMAPINFO *)p_header, DIB_RGB_COLORS,
 915                           (void**)&p_vout->p_sys->p_pic_buffer, NULL, 0 );
 916
 917     p_vout->p_sys->off_dc = CreateCompatibleDC( window_dc );
 918
 919     SelectObject( p_vout->p_sys->off_dc, p_vout->p_sys->off_bitmap );
 920     ReleaseDC( p_vout->p_sys->hvideownd, window_dc );
 921 #endif
 922 }
 923