git.sesse.net Git - vlc/blob - plugins/sdl/vout_sdl.c

   1 /*****************************************************************************
   2  * vout_sdl.c: SDL video output display method
   3  *****************************************************************************
   4  * Copyright (C) 1998, 1999, 2000 VideoLAN
   5  *
   6  * Authors: Samuel Hocevar <sam@zoy.org>
   7  *          Pierre Baillet <oct@zoy.org>
   8  *          Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
   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., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 #define MODULE_NAME sdl
  26 #include "modules_inner.h"
  27
  28 /*****************************************************************************
  29  * Preamble
  30  *****************************************************************************/
  31 #include "defs.h"
  32
  33 #include <errno.h>                                                 /* ENOMEM */
  34 #include <stdlib.h>                                                /* free() */
  35 #include <string.h>                                            /* strerror() */
  36
  37 #include <SDL/SDL.h>
  38
  39 #include "config.h"
  40 #include "common.h"
  41 #include "threads.h"
  42 #include "mtime.h"
  43 #include "tests.h"
  44 #include "modules.h"
  45
  46 #include "video.h"
  47 #include "video_output.h"
  48
  49 #include "intf_msg.h"
  50 #include "interface.h"
  51 /* FIXME: get rid of this */
  52 #include "keystrokes.h"
  53 #include "main.h"
  54
  55 /*****************************************************************************
  56  * FIXME: this file is ...                                                   *
  57  *                                                                           *
  58  *              XXX   XXX     FIXME     XXX     XXX   XXX   XXX              *
  59  *              XXX   XXX   XXX   XXX   XXX     XXX   XXX   XXX              *
  60  *              XXX   XXX   XXX         XXX       FIXME     XXX              *
  61  *              XXX   XXX   XXX  TODO   XXX        XXX      XXX              *
  62  *              XXX   XXX   XXX   XXX   XXX        XXX                       *
  63  *                FIXME       FIXME       FIXME    XXX      XXX              *
  64  *                                                                           *
  65  *****************************************************************************/
  66
  67 /*****************************************************************************
  68  * vout_sys_t: video output SDL method descriptor
  69  *****************************************************************************
  70  * This structure is part of the video output thread descriptor.
  71  * It describes the SDL specific properties of an output thread.
  72  *****************************************************************************/
  73 typedef struct vout_sys_s
  74 {
  75     int i_width;
  76     int i_height;
  77     SDL_Surface *   p_display;                             /* display device */
  78     SDL_Overlay *   p_overlay;                             /* overlay device */
  79     boolean_t   b_fullscreen;
  80     boolean_t   b_overlay;
  81     boolean_t   b_cursor;
  82     boolean_t   b_reopen_display;
  83     Uint8   *   p_sdl_buf[2];                          /* Buffer information */
  84 } vout_sys_t;
  85
  86 /*****************************************************************************
  87  * Local prototypes.
  88  *****************************************************************************/
  89 static int  vout_Probe     ( probedata_t *p_data );
  90 static int  vout_Create    ( struct vout_thread_s * );
  91 static int  vout_Init      ( struct vout_thread_s * );
  92 static void vout_End       ( struct vout_thread_s * );
  93 static void vout_Destroy   ( struct vout_thread_s * );
  94 static int  vout_Manage    ( struct vout_thread_s * );
  95 static void vout_Display   ( struct vout_thread_s * );
  96 static void vout_SetPalette( p_vout_thread_t p_vout, u16 *red, u16 *green,
  97                              u16 *blue, u16 *transp );
  98
  99 static int  SDLOpenDisplay      ( vout_thread_t *p_vout );
 100 static void SDLCloseDisplay     ( vout_thread_t *p_vout );
 101
 102 /*****************************************************************************
 103  * Functions exported as capabilities. They are declared as static so that
 104  * we don't pollute the namespace too much.
 105  *****************************************************************************/
 106 void _M( vout_getfunctions )( function_list_t * p_function_list )
 107 {
 108     p_function_list->pf_probe = vout_Probe;
 109     p_function_list->functions.vout.pf_create     = vout_Create;
 110     p_function_list->functions.vout.pf_init       = vout_Init;
 111     p_function_list->functions.vout.pf_end        = vout_End;
 112     p_function_list->functions.vout.pf_destroy    = vout_Destroy;
 113     p_function_list->functions.vout.pf_manage     = vout_Manage;
 114     p_function_list->functions.vout.pf_display    = vout_Display;
 115     p_function_list->functions.vout.pf_setpalette = vout_SetPalette;
 116 }
 117
 118 /*****************************************************************************
 119  * vout_Probe: probe the video driver and return a score
 120  *****************************************************************************
 121  * This function tries to initialize SDL and returns a score to the
 122  * plugin manager so that it can select the best plugin.
 123  *****************************************************************************/
 124 static int vout_Probe( probedata_t *p_data )
 125 {
 126     if( TestMethod( VOUT_METHOD_VAR, "sdl" ) )
 127     {
 128         return( 999 );
 129     }
 130
 131     return( 100 );
 132 }
 133
 134 /*****************************************************************************
 135  * vout_Create: allocate SDL video thread output method
 136  *****************************************************************************
 137  * This function allocate and initialize a SDL vout method. It uses some of the
 138  * vout properties to choose the correct mode, and change them according to the
 139  * mode actually used.
 140  *****************************************************************************/
 141 static int vout_Create( vout_thread_t *p_vout )
 142 {
 143     /* Allocate structure */
 144     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
 145     if( p_vout->p_sys == NULL )
 146     {
 147         intf_ErrMsg( "vout error: can't create p_sys (%s)", strerror(ENOMEM) );
 148         return( 1 );
 149     }
 150
 151     /* Initialize library */
 152     if( SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTTHREAD | SDL_INIT_NOPARACHUTE)
 153             < 0 )
 154     {
 155         intf_ErrMsg( "vout error: can't initialize SDL (%s)", SDL_GetError() );
 156         free( p_vout->p_sys );
 157         return( 1 );
 158     }
 159
 160     p_vout->p_sys->b_cursor = 1; /* TODO should be done with a main_GetInt.. */
 161     p_vout->p_sys->b_fullscreen = main_GetIntVariable( VOUT_FULLSCREEN_VAR,
 162                                 VOUT_FULLSCREEN_DEFAULT );
 163     p_vout->p_sys->b_overlay = main_GetIntVariable( VOUT_OVERLAY_VAR,
 164                                 VOUT_OVERLAY_DEFAULT );
 165     p_vout->p_sys->i_width = main_GetIntVariable( VOUT_WIDTH_VAR,
 166                                 VOUT_WIDTH_DEFAULT );
 167     p_vout->p_sys->i_height = main_GetIntVariable( VOUT_HEIGHT_VAR,
 168                                 VOUT_HEIGHT_DEFAULT );
 169
 170     p_vout->p_sys->p_display = NULL;
 171     p_vout->p_sys->p_overlay = NULL;
 172
 173     if( SDLOpenDisplay(p_vout) )
 174     {
 175         intf_ErrMsg( "vout error: can't set up SDL (%s)", SDL_GetError() );
 176         free( p_vout->p_sys );
 177         return( 1 );
 178     }
 179
 180     /* FIXME: get rid of this ASAP, it's FUCKING UGLY */
 181     { intf_thread_t * p_intf = p_main->p_intf;
 182     intf_AssignKey(p_intf, SDLK_q,      INTF_KEY_QUIT, 0);
 183     intf_AssignKey(p_intf, SDLK_ESCAPE, INTF_KEY_QUIT, 0);
 184     /* intf_AssignKey(p_intf,3,'Q'); */
 185     intf_AssignKey(p_intf, SDLK_0,      INTF_KEY_SET_CHANNEL,0);
 186     intf_AssignKey(p_intf, SDLK_1,      INTF_KEY_SET_CHANNEL,1);
 187     intf_AssignKey(p_intf, SDLK_2,      INTF_KEY_SET_CHANNEL,2);
 188     intf_AssignKey(p_intf, SDLK_3,      INTF_KEY_SET_CHANNEL,3);
 189     intf_AssignKey(p_intf, SDLK_4,      INTF_KEY_SET_CHANNEL,4);
 190     intf_AssignKey(p_intf, SDLK_5,      INTF_KEY_SET_CHANNEL,5);
 191     intf_AssignKey(p_intf, SDLK_6,      INTF_KEY_SET_CHANNEL,6);
 192     intf_AssignKey(p_intf, SDLK_7,      INTF_KEY_SET_CHANNEL,7);
 193     intf_AssignKey(p_intf, SDLK_8,      INTF_KEY_SET_CHANNEL,8);
 194     intf_AssignKey(p_intf, SDLK_9,      INTF_KEY_SET_CHANNEL,9);
 195     intf_AssignKey(p_intf, SDLK_PLUS,   INTF_KEY_INC_VOLUME, 0);
 196     intf_AssignKey(p_intf, SDLK_MINUS,  INTF_KEY_DEC_VOLUME, 0);
 197     intf_AssignKey(p_intf, SDLK_m,      INTF_KEY_TOGGLE_VOLUME, 0);
 198     /* intf_AssignKey(p_intf,'M','M'); */
 199     intf_AssignKey(p_intf, SDLK_g,      INTF_KEY_DEC_GAMMA, 0);
 200     /* intf_AssignKey(p_intf,'G','G'); */
 201     intf_AssignKey(p_intf, SDLK_c,      INTF_KEY_TOGGLE_GRAYSCALE, 0);
 202     intf_AssignKey(p_intf, SDLK_SPACE,  INTF_KEY_TOGGLE_INTERFACE, 0);
 203     intf_AssignKey(p_intf, SDLK_i,      INTF_KEY_TOGGLE_INFO, 0);
 204     intf_AssignKey(p_intf, SDLK_s,      INTF_KEY_TOGGLE_SCALING, 0);
 205     intf_AssignKey(p_intf, SDLK_d,      INTF_KEY_DUMP_STREAM, 0); }
 206
 207     return( 0 );
 208 }
 209
 210 /*****************************************************************************
 211  * vout_Init: initialize SDL video thread output method
 212  *****************************************************************************
 213  * This function initialize the SDL display device.
 214  *****************************************************************************/
 215 static int vout_Init( vout_thread_t *p_vout )
 216 {
 217     /* This hack is hugly, but hey, you are, too. */
 218
 219     SDL_Overlay *   p_overlay;
 220
 221     p_overlay = SDL_CreateYUVOverlay( VOUT_WIDTH_DEFAULT, VOUT_HEIGHT_DEFAULT,
 222                                       SDL_YV12_OVERLAY,
 223                                       p_vout->p_sys->p_display );
 224     intf_Msg( "vout: YUV acceleration %s",
 225               p_overlay->hw_overlay ? "activated" : "unavailable !" );
 226     p_vout->b_need_render = !p_overlay->hw_overlay;
 227
 228     SDL_FreeYUVOverlay( p_overlay );
 229
 230     return( 0 );
 231 }
 232
 233 /*****************************************************************************
 234  * vout_End: terminate Sys video thread output method
 235  *****************************************************************************
 236  * Terminate an output method created by vout_SDLCreate
 237  *****************************************************************************/
 238 static void vout_End( vout_thread_t *p_vout )
 239 {
 240     SDLCloseDisplay( p_vout );
 241     SDL_Quit();
 242 }
 243
 244 /*****************************************************************************
 245  * vout_Destroy: destroy Sys video thread output method
 246  *****************************************************************************
 247  * Terminate an output method created by vout_SDLCreate
 248  *****************************************************************************/
 249 static void vout_Destroy( vout_thread_t *p_vout )
 250 {
 251     free( p_vout->p_sys );
 252 }
 253
 254 /*****************************************************************************
 255  * vout_Manage: handle Sys events
 256  *****************************************************************************
 257  * This function should be called regularly by video output thread. It returns
 258  * a non null value if an error occured.
 259  *****************************************************************************/
 260 static int vout_Manage( vout_thread_t *p_vout )
 261 {
 262     SDL_Event event;                                            /* SDL event */
 263     Uint8   i_key;
 264
 265     /* Process events */
 266     while( SDL_PollEvent(&event) )
 267     {
 268         switch( event.type )
 269         {
 270         case SDL_VIDEORESIZE:                          /* Resizing of window */
 271             p_vout->i_width = event.resize.w;
 272             p_vout->i_height = event.resize.h;
 273             p_vout->i_changes |= VOUT_SIZE_CHANGE;
 274             break;
 275
 276         case SDL_MOUSEBUTTONUP:
 277             switch( event.button.button )
 278             {
 279             case SDL_BUTTON_RIGHT:
 280                 p_main->p_intf->b_menu_change = 1;
 281                 break;
 282             }
 283             break;
 284
 285         case SDL_MOUSEBUTTONDOWN:
 286             switch( event.button.button )
 287             {
 288             case SDL_BUTTON_MIDDLE:
 289                 p_vout->i_changes |= VOUT_CURSOR_CHANGE;
 290                 break;
 291             }
 292             break;
 293
 294         case SDL_QUIT:
 295             intf_ProcessKey( p_main->p_intf, SDLK_q );
 296             break;
 297
 298         case SDL_KEYDOWN:                             /* if a key is pressed */
 299             i_key = event.key.keysym.sym;
 300
 301             switch( i_key )
 302             {
 303             case SDLK_f:                             /* switch to fullscreen */
 304                 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 305                 break;
 306
 307             case SDLK_y:                               /* switch to hard YUV */
 308                 p_vout->i_changes |= VOUT_YUV_CHANGE;
 309                 break;
 310
 311             case SDLK_c:                                 /* toggle grayscale */
 312                 p_vout->b_grayscale = ! p_vout->b_grayscale;
 313                 p_vout->i_changes |= VOUT_GRAYSCALE_CHANGE;
 314                 break;
 315
 316             case SDLK_i:                                      /* toggle info */
 317                 p_vout->b_info = ! p_vout->b_info;
 318                 p_vout->i_changes |= VOUT_INFO_CHANGE;
 319                 break;
 320
 321             case SDLK_s:                                   /* toggle scaling */
 322                 p_vout->b_scale = ! p_vout->b_scale;
 323                 p_vout->i_changes |= VOUT_SCALE_CHANGE;
 324                 break;
 325
 326             case SDLK_SPACE:                             /* toggle interface */
 327                 p_vout->b_interface = ! p_vout->b_interface;
 328                 p_vout->i_changes |= VOUT_INTF_CHANGE;
 329                 break;
 330
 331             default:
 332                 if( intf_ProcessKey( p_main->p_intf, (char )i_key ) )
 333                 {
 334                    intf_DbgMsg( "unhandled key '%c' (%i)", (char)i_key, i_key );                }
 335                 break;
 336             }
 337             break;
 338
 339         default:
 340             break;
 341         }
 342     }
 343
 344     /*
 345      * Size Change
 346      */
 347     if( p_vout->i_changes & VOUT_SIZE_CHANGE )
 348     {
 349         p_vout->p_sys->i_width = p_vout->i_width;
 350         p_vout->p_sys->i_height = p_vout->i_height;
 351
 352         /* Need to reopen display */
 353         SDLCloseDisplay( p_vout );
 354         if( SDLOpenDisplay( p_vout ) )
 355         {
 356           intf_ErrMsg( "vout error: can't reopen display after resize" );
 357           return( 1 );
 358         }
 359         p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
 360     }
 361
 362     /*
 363      * YUV Change
 364      */
 365     if( p_vout->i_changes & VOUT_YUV_CHANGE )
 366     {
 367         p_vout->b_need_render = ! p_vout->b_need_render;
 368
 369         /* Need to reopen display */
 370         SDLCloseDisplay( p_vout );
 371         if( SDLOpenDisplay( p_vout ) )
 372         {
 373           intf_ErrMsg( "error: can't reopen display after YUV change" );
 374           return( 1 );
 375         }
 376         p_vout->i_changes &= ~VOUT_YUV_CHANGE;
 377     }
 378
 379     /*
 380      * Fullscreen change
 381      */
 382     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
 383     {
 384         p_vout->p_sys->b_fullscreen = ! p_vout->p_sys->b_fullscreen;
 385
 386         if( p_vout->p_sys->b_fullscreen )
 387         {
 388             p_vout->p_sys->b_fullscreen = 0;
 389             p_vout->p_sys->b_cursor = 1;
 390             SDL_ShowCursor( 1 );
 391         }
 392         else
 393         {
 394             p_vout->p_sys->b_fullscreen = 1;
 395             p_vout->p_sys->b_cursor = 0;
 396             SDL_ShowCursor( 0 );
 397         }
 398
 399         SDL_WM_ToggleFullScreen(p_vout->p_sys->p_display);
 400
 401         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 402     }
 403
 404     /*
 405      * Pointer change
 406      */
 407     if( p_vout->i_changes & VOUT_CURSOR_CHANGE )
 408     {
 409         if( p_vout->p_sys->b_cursor )
 410         {
 411             SDL_ShowCursor( 0 );
 412             p_vout->p_sys->b_cursor = 0;
 413         }
 414         else
 415         {
 416             SDL_ShowCursor( 1 );
 417             p_vout->p_sys->b_cursor = 1;
 418         }
 419         p_vout->i_changes &= ~VOUT_CURSOR_CHANGE;
 420     }
 421
 422     return( 0 );
 423 }
 424
 425 /*****************************************************************************
 426  * vout_SetPalette: sets an 8 bpp palette
 427  *****************************************************************************
 428  * This function sets the palette given as an argument. It does not return
 429  * anything, but could later send information on which colors it was unable
 430  * to set.
 431  *****************************************************************************/
 432 static void vout_SetPalette( p_vout_thread_t p_vout, u16 *red, u16 *green,
 433                          u16 *blue, u16 *transp)
 434 {
 435      /* Create a display surface with a grayscale palette */
 436     SDL_Color colors[256];
 437     int i;
 438
 439     /* Fill colors with color information */
 440     for( i = 0; i < 256; i++ )
 441     {
 442         colors[ i ].r = red[ i ] >> 8;
 443         colors[ i ].g = green[ i ] >> 8;
 444         colors[ i ].b = blue[ i ] >> 8;
 445     }
 446
 447     /* Set palette */
 448     if( SDL_SetColors( p_vout->p_sys->p_display, colors, 0, 256 ) == 0 )
 449     {
 450         intf_ErrMsg( "vout error: failed setting palette" );
 451     }
 452
 453 }
 454
 455 /*****************************************************************************
 456  * vout_Display: displays previously rendered output
 457  *****************************************************************************
 458  * This function send the currently rendered image to the display, wait until
 459  * it is displayed and switch the two rendering buffer, preparing next frame.
 460  *****************************************************************************/
 461 static void vout_Display( vout_thread_t *p_vout )
 462 {
 463     SDL_Rect    disp;
 464     if((p_vout->p_sys->p_display != NULL) && !p_vout->p_sys->b_reopen_display)
 465     {
 466         if( p_vout->b_need_render )
 467         {
 468             /* Change display frame */
 469             SDL_Flip( p_vout->p_sys->p_display );
 470         }
 471         else
 472         {
 473
 474             /*
 475              * p_vout->p_rendered_pic->p_y/u/v contains the YUV buffers to
 476              * render
 477              */
 478             /* TODO: support for streams other than 4:2:0 */
 479             /* create the overlay if necessary */
 480             if( p_vout->p_sys->p_overlay == NULL )
 481             {
 482                 p_vout->p_sys->p_overlay = SDL_CreateYUVOverlay(
 483                                              p_vout->p_rendered_pic->i_width,
 484                                              p_vout->p_rendered_pic->i_height,
 485                                              SDL_YV12_OVERLAY,
 486                                              p_vout->p_sys->p_display
 487                                            );
 488                 intf_Msg("vout: YUV acceleration %s",
 489                             p_vout->p_sys->p_overlay->hw_overlay
 490                             ? "activated" : "unavailable !" );
 491             }
 492
 493             SDL_LockYUVOverlay(p_vout->p_sys->p_overlay);
 494             /* copy the data into video buffers */
 495             /* Y first */
 496             memcpy(p_vout->p_sys->p_overlay->pixels[0],
 497                    p_vout->p_rendered_pic->p_y,
 498                    p_vout->p_sys->p_overlay->h *
 499                    p_vout->p_sys->p_overlay->pitches[0]);
 500             /* then V */
 501             memcpy(p_vout->p_sys->p_overlay->pixels[1],
 502                    p_vout->p_rendered_pic->p_v,
 503                    p_vout->p_sys->p_overlay->h *
 504                    p_vout->p_sys->p_overlay->pitches[1] / 2);
 505             /* and U */
 506             memcpy(p_vout->p_sys->p_overlay->pixels[2],
 507                    p_vout->p_rendered_pic->p_u,
 508                    p_vout->p_sys->p_overlay->h *
 509                    p_vout->p_sys->p_overlay->pitches[2] / 2);
 510
 511             disp.w = (&p_vout->p_buffer[p_vout->i_buffer_index])->i_pic_width;
 512             disp.h = (&p_vout->p_buffer[p_vout->i_buffer_index])->i_pic_height;
 513             disp.x = (p_vout->i_width - disp.w)/2;
 514             disp.y = (p_vout->i_height - disp.h)/2;
 515
 516             SDL_DisplayYUVOverlay( p_vout->p_sys->p_overlay , &disp );
 517             SDL_UnlockYUVOverlay(p_vout->p_sys->p_overlay);
 518         }
 519     }
 520 }
 521
 522 /* following functions are local */
 523
 524 /*****************************************************************************
 525  * SDLOpenDisplay: open and initialize SDL device
 526  *****************************************************************************
 527  * Open and initialize display according to preferences specified in the vout
 528  * thread fields.
 529  *****************************************************************************/
 530 static int SDLOpenDisplay( vout_thread_t *p_vout )
 531 {
 532     SDL_Rect    clipping_rect;
 533     Uint32      flags;
 534     int bpp;
 535     /* Open display
 536      * TODO: Check that we can request for a DOUBLEBUF HWSURFACE display
 537      */
 538
 539     /* init flags and cursor */
 540     flags = SDL_ANYFORMAT | SDL_HWPALETTE;
 541
 542     if( p_vout->p_sys->b_fullscreen )
 543         flags |= SDL_FULLSCREEN;
 544     else
 545         flags |= SDL_RESIZABLE;
 546
 547     if( p_vout->b_need_render )
 548         flags |= SDL_HWSURFACE | SDL_DOUBLEBUF;
 549     else
 550         flags |= SDL_SWSURFACE; /* save video memory */
 551
 552     bpp = SDL_VideoModeOK( p_vout->p_sys->i_width,
 553                            p_vout->p_sys->i_height,
 554                            p_vout->i_screen_depth, flags );
 555
 556     if(bpp == 0)
 557     {
 558         intf_ErrMsg( "vout error: no video mode available" );
 559         return( 1 );
 560     }
 561
 562     p_vout->p_sys->p_display = SDL_SetVideoMode(p_vout->p_sys->i_width,
 563                                                 p_vout->p_sys->i_height,
 564                                                 bpp, flags);
 565
 566     if( p_vout->p_sys->p_display == NULL )
 567     {
 568         intf_ErrMsg( "vout error: cannot set video mode" );
 569         return( 1 );
 570     }
 571
 572     SDL_LockSurface(p_vout->p_sys->p_display);
 573
 574     if( p_vout->p_sys->b_fullscreen )
 575         SDL_ShowCursor( 0 );
 576     else
 577         SDL_ShowCursor( 1 );
 578
 579     SDL_WM_SetCaption( VOUT_TITLE " (SDL output)",
 580                        VOUT_TITLE " (SDL output)" );
 581     SDL_EventState(SDL_KEYUP , SDL_IGNORE);                /* ignore keys up */
 582
 583     if( p_vout->b_need_render )
 584     {
 585         p_vout->p_sys->p_sdl_buf[ 0 ] = p_vout->p_sys->p_display->pixels;
 586         SDL_Flip(p_vout->p_sys->p_display);
 587         p_vout->p_sys->p_sdl_buf[ 1 ] = p_vout->p_sys->p_display->pixels;
 588         SDL_Flip(p_vout->p_sys->p_display);
 589
 590         /* Set clipping for text */
 591         clipping_rect.x = 0;
 592         clipping_rect.y = 0;
 593         clipping_rect.w = p_vout->p_sys->p_display->w;
 594         clipping_rect.h = p_vout->p_sys->p_display->h;
 595         SDL_SetClipRect(p_vout->p_sys->p_display, &clipping_rect);
 596
 597         /* Set thread information */
 598         p_vout->i_width =           p_vout->p_sys->p_display->w;
 599         p_vout->i_height =          p_vout->p_sys->p_display->h;
 600         p_vout->i_bytes_per_line =  p_vout->p_sys->p_display->pitch;
 601
 602         p_vout->i_screen_depth =
 603             p_vout->p_sys->p_display->format->BitsPerPixel;
 604         p_vout->i_bytes_per_pixel =
 605             p_vout->p_sys->p_display->format->BytesPerPixel;
 606
 607         p_vout->i_red_mask =        p_vout->p_sys->p_display->format->Rmask;
 608         p_vout->i_green_mask =      p_vout->p_sys->p_display->format->Gmask;
 609         p_vout->i_blue_mask =       p_vout->p_sys->p_display->format->Bmask;
 610
 611         /* FIXME: palette in 8bpp ?? */
 612         /* Set and initialize buffers */
 613         vout_SetBuffers( p_vout, p_vout->p_sys->p_sdl_buf[ 0 ],
 614                                  p_vout->p_sys->p_sdl_buf[ 1 ] );
 615     }
 616     else
 617     {
 618         p_vout->p_sys->p_sdl_buf[ 0 ] = p_vout->p_sys->p_display->pixels;
 619         p_vout->p_sys->p_sdl_buf[ 1 ] = p_vout->p_sys->p_display->pixels;
 620
 621         /* Set thread information */
 622         p_vout->i_width =           p_vout->p_sys->p_display->w;
 623         p_vout->i_height =          p_vout->p_sys->p_display->h;
 624         p_vout->i_bytes_per_line =  p_vout->p_sys->p_display->pitch;
 625
 626         vout_SetBuffers( p_vout, p_vout->p_sys->p_sdl_buf[ 0 ],
 627                                  p_vout->p_sys->p_sdl_buf[ 1 ] );
 628     }
 629
 630     p_vout->p_sys->b_reopen_display = 0;
 631
 632     return( 0 );
 633 }
 634
 635 /*****************************************************************************
 636  * SDLCloseDisplay: close and reset SDL device
 637  *****************************************************************************
 638  * This function returns all resources allocated by SDLOpenDisplay and restore
 639  * the original state of the device.
 640  *****************************************************************************/
 641 static void SDLCloseDisplay( vout_thread_t *p_vout )
 642 {
 643     if( p_vout->p_sys->p_display != NULL )
 644     {
 645         if( p_vout->p_sys->p_overlay != NULL )
 646         {
 647             SDL_FreeYUVOverlay( p_vout->p_sys->p_overlay );
 648             p_vout->p_sys->p_overlay = NULL;
 649         }
 650
 651         SDL_UnlockSurface ( p_vout->p_sys->p_display );
 652         SDL_FreeSurface( p_vout->p_sys->p_display );
 653         p_vout->p_sys->p_display = NULL;
 654     }
 655 }
 656