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:
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  21  *****************************************************************************/
  22
  23 /*****************************************************************************
  24  * Preamble
  25  *****************************************************************************/
  26 #include "defs.h"
  27
  28 #include <errno.h>                                                 /* ENOMEM */
  29 #include <stdlib.h>                                                /* free() */
  30 #include <string.h>                                            /* strerror() */
  31
  32 #include <SDL/SDL.h>
  33
  34 #include "config.h"
  35 #include "common.h"
  36 #include "threads.h"
  37 #include "mtime.h"
  38 #include "tests.h"
  39 #include "modules.h"
  40
  41 /* FIXME: it's up to the _interface_ to do this, not the video output */
  42 #include "stream_control.h"
  43 #include "input_ext-intf.h"
  44
  45 #include "video.h"
  46 #include "video_output.h"
  47
  48 #include "intf_msg.h"
  49 #include "interface.h"
  50 /* FIXME: get rid of this */
  51 #include "keystrokes.h"
  52 #include "main.h"
  53
  54 /*****************************************************************************
  55  * FIXME: this file is ...                                                   *
  56  *                                                                           *
  57  *    XXX     XXX         XXX XXX     XXX             XXX     XXX     XXX    *
  58  *    XXX     XXX     XXX             XXX             XXX     XXX     XXX    *
  59  *    XXX     XXX     XXX             XXX                 XXX         XXX    *
  60  *    XXX     XXX     XXX     XXX     XXX                 XXX         XXX    *
  61  *    XXX     XXX     XXX     XXX     XXX                 XXX                *
  62  *        XXX             XXX XXX         XXX XXX         XXX         XXX    *
  63  *                                                                           *
  64  *****************************************************************************/
  65
  66 /*****************************************************************************
  67  * vout_sys_t: video output SDL method descriptor
  68  *****************************************************************************
  69  * This structure is part of the video output thread descriptor.
  70  * It describes the SDL specific properties of an output thread.
  71  *****************************************************************************/
  72 typedef struct vout_sys_s
  73 {
  74     int i_width;
  75     int i_height;
  76     SDL_Surface *   p_display;                             /* display device */
  77     SDL_Overlay *   p_overlay;                             /* overlay device */
  78     boolean_t   b_fullscreen;
  79     boolean_t   b_overlay;
  80     boolean_t   b_cursor;
  81     boolean_t   b_reopen_display;
  82     Uint8   *   p_buffer[2];
  83                                                      /* Buffers informations */
  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
  97 static int  SDLOpenDisplay      ( vout_thread_t *p_vout );
  98 static void SDLCloseDisplay     ( vout_thread_t *p_vout );
  99
 100 /*****************************************************************************
 101  * Functions exported as capabilities. They are declared as static so that
 102  * we don't pollute the namespace too much.
 103  *****************************************************************************/
 104 void vout_getfunctions( function_list_t * p_function_list )
 105 {
 106     p_function_list->pf_probe = vout_Probe;
 107     p_function_list->functions.vout.pf_create     = vout_Create;
 108     p_function_list->functions.vout.pf_init       = vout_Init;
 109     p_function_list->functions.vout.pf_end        = vout_End;
 110     p_function_list->functions.vout.pf_destroy    = vout_Destroy;
 111     p_function_list->functions.vout.pf_manage     = vout_Manage;
 112     p_function_list->functions.vout.pf_display    = vout_Display;
 113     p_function_list->functions.vout.pf_setpalette = NULL;
 114 }
 115
 116 /*****************************************************************************
 117  * intf_Probe: probe the video driver and return a score
 118  *****************************************************************************
 119  * This function tries to initialize SDL and returns a score to the
 120  * plugin manager so that it can select the best plugin.
 121  *****************************************************************************/
 122 static int vout_Probe( probedata_t *p_data )
 123 {
 124     if( TestMethod( VOUT_METHOD_VAR, "sdl" ) )
 125     {
 126         return( 999 );
 127     }
 128
 129     return( 40 );
 130 }
 131
 132 /*****************************************************************************
 133  * vout_Create: allocate SDL video thread output method
 134  *****************************************************************************
 135  * This function allocate and initialize a SDL vout method. It uses some of the
 136  * vout properties to choose the correct mode, and change them according to the
 137  * mode actually used.
 138  *****************************************************************************/
 139 int vout_Create( vout_thread_t *p_vout )
 140 {
 141     /* Allocate structure */
 142     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
 143     if( p_vout->p_sys == NULL )
 144     {
 145         intf_ErrMsg( "vout error: can't create p_sys (%s)", strerror(ENOMEM) );
 146         return( 1 );
 147     }
 148
 149     /* Initialize library */
 150     if( SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTTHREAD | SDL_INIT_NOPARACHUTE)
 151             < 0 )
 152     {
 153         intf_ErrMsg( "vout error: can't initialize SDL (%s)", SDL_GetError() );
 154         free( p_vout->p_sys );
 155         return( 1 );
 156     }
 157
 158     /* Force the software yuv even if it is not used */
 159     /* If we don't do this, p_vout is not correctly initialized
 160        and it's impossible to switch between soft/hard yuv */
 161     /* FIXME: this is a broken way to do !! fix this !! */
 162     p_vout->b_need_render = 1;
 163
 164     p_vout->p_sys->b_cursor = 1; /* TODO should be done with a main_GetInt.. */
 165     p_vout->p_sys->b_fullscreen = main_GetIntVariable( VOUT_FULLSCREEN_VAR,
 166                                 VOUT_FULLSCREEN_DEFAULT );
 167     p_vout->p_sys->b_overlay = main_GetIntVariable( VOUT_OVERLAY_VAR,
 168                                 VOUT_OVERLAY_DEFAULT );
 169     p_vout->p_sys->i_width = main_GetIntVariable( VOUT_WIDTH_VAR,
 170                                 VOUT_WIDTH_DEFAULT );
 171     p_vout->p_sys->i_height = main_GetIntVariable( VOUT_HEIGHT_VAR,
 172                                 VOUT_HEIGHT_DEFAULT );
 173
 174     p_vout->p_sys->p_display = NULL;
 175     p_vout->p_sys->p_overlay = NULL;
 176
 177     if( SDLOpenDisplay(p_vout) )
 178     {
 179         intf_ErrMsg( "vout error: can't initialize SDL (%s)", SDL_GetError() );
 180         free( p_vout->p_sys );
 181         return( 1 );
 182     }
 183
 184     /* FIXME: get rid of this ASAP, it's FUCKING UGLY */
 185     { intf_thread_t * p_intf = p_main->p_intf;
 186     /* p_intf->p_intf_getKey = intf_getKey; */
 187     intf_AssignKey(p_intf, SDLK_q,      INTF_KEY_QUIT, 0);
 188     intf_AssignKey(p_intf, SDLK_ESCAPE, INTF_KEY_QUIT, 0);
 189     /* intf_AssignKey(p_intf,3,'Q'); */
 190     intf_AssignKey(p_intf, SDLK_0,      INTF_KEY_SET_CHANNEL,0);
 191     intf_AssignKey(p_intf, SDLK_1,      INTF_KEY_SET_CHANNEL,1);
 192     intf_AssignKey(p_intf, SDLK_2,      INTF_KEY_SET_CHANNEL,2);
 193     intf_AssignKey(p_intf, SDLK_3,      INTF_KEY_SET_CHANNEL,3);
 194     intf_AssignKey(p_intf, SDLK_4,      INTF_KEY_SET_CHANNEL,4);
 195     intf_AssignKey(p_intf, SDLK_5,      INTF_KEY_SET_CHANNEL,5);
 196     intf_AssignKey(p_intf, SDLK_6,      INTF_KEY_SET_CHANNEL,6);
 197     intf_AssignKey(p_intf, SDLK_7,      INTF_KEY_SET_CHANNEL,7);
 198     intf_AssignKey(p_intf, SDLK_8,      INTF_KEY_SET_CHANNEL,8);
 199     intf_AssignKey(p_intf, SDLK_9,      INTF_KEY_SET_CHANNEL,9);
 200     intf_AssignKey(p_intf, SDLK_PLUS,   INTF_KEY_INC_VOLUME, 0);
 201     intf_AssignKey(p_intf, SDLK_MINUS,  INTF_KEY_DEC_VOLUME, 0);
 202     intf_AssignKey(p_intf, SDLK_m,      INTF_KEY_TOGGLE_VOLUME, 0);
 203     /* intf_AssignKey(p_intf,'M','M'); */
 204     intf_AssignKey(p_intf, SDLK_g,      INTF_KEY_DEC_GAMMA, 0);
 205     /* intf_AssignKey(p_intf,'G','G'); */
 206     intf_AssignKey(p_intf, SDLK_c,      INTF_KEY_TOGGLE_GRAYSCALE, 0);
 207     intf_AssignKey(p_intf, SDLK_SPACE,  INTF_KEY_TOGGLE_INTERFACE, 0);
 208     intf_AssignKey(p_intf, SDLK_i,      INTF_KEY_TOGGLE_INFO, 0);
 209     intf_AssignKey(p_intf, SDLK_s,      INTF_KEY_TOGGLE_SCALING, 0); }
 210
 211     return( 0 );
 212 }
 213
 214 /*****************************************************************************
 215  * vout_Init: initialize SDL video thread output method
 216  *****************************************************************************
 217  * This function initialize the SDL display device.
 218  *****************************************************************************/
 219 int vout_Init( vout_thread_t *p_vout )
 220 {
 221     return( 0 );
 222 }
 223
 224 /*****************************************************************************
 225  * vout_End: terminate Sys video thread output method
 226  *****************************************************************************
 227  * Terminate an output method created by vout_SDLCreate
 228  *****************************************************************************/
 229 void vout_End( vout_thread_t *p_vout )
 230 {
 231     SDLCloseDisplay( p_vout );
 232     SDL_Quit();
 233 }
 234
 235 /*****************************************************************************
 236  * vout_Destroy: destroy Sys video thread output method
 237  *****************************************************************************
 238  * Terminate an output method created by vout_SDLCreate
 239  *****************************************************************************/
 240 void vout_Destroy( vout_thread_t *p_vout )
 241 {
 242     free( p_vout->p_sys );
 243 }
 244
 245 /*****************************************************************************
 246  * vout_Manage: handle Sys events
 247  *****************************************************************************
 248  * This function should be called regularly by video output thread. It returns
 249  * a non null value if an error occured.
 250  *****************************************************************************/
 251 int vout_Manage( vout_thread_t *p_vout )
 252 {
 253     SDL_Event event;                                            /* SDL event */
 254     Uint8   i_key;
 255     int     i_rate;
 256
 257     /* FIXME: do this nicely */
 258     input_thread_t * p_input = p_main->p_intf->p_input;
 259
 260     /* Process events */
 261     while( SDL_PollEvent(&event) )
 262     {
 263         switch( event.type )
 264         {
 265         case SDL_VIDEORESIZE:                          /* Resizing of window */
 266             p_vout->i_width = event.resize.w;
 267             p_vout->i_height = event.resize.h;
 268             p_vout->i_changes |= VOUT_SIZE_CHANGE;
 269             break;
 270
 271         case SDL_MOUSEBUTTONDOWN:
 272             switch( event.button.button )
 273             {
 274             case SDL_BUTTON_MIDDLE:
 275                 p_vout->i_changes |= VOUT_CURSOR_CHANGE;
 276                 break;
 277
 278             case SDL_BUTTON_RIGHT:
 279                 p_main->p_intf->b_menu_change = 1;
 280                 break;
 281             }
 282             break;
 283
 284         case SDL_QUIT:
 285             intf_ProcessKey( p_main->p_intf, SDLK_q );
 286             break;
 287
 288         case SDL_KEYDOWN:                             /* if a key is pressed */
 289             i_key = event.key.keysym.sym;
 290
 291             switch( i_key )
 292             {
 293             case SDLK_f:                             /* switch to fullscreen */
 294                 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 295                 break;
 296
 297             case SDLK_y:                               /* switch to hard YUV */
 298                 p_vout->i_changes |= VOUT_YUV_CHANGE;
 299                 break;
 300
 301             case SDLK_c:                                 /* toggle grayscale */
 302                 p_vout->b_grayscale = ! p_vout->b_grayscale;
 303                 p_vout->i_changes |= VOUT_GRAYSCALE_CHANGE;
 304                 break;
 305
 306             case SDLK_i:                                      /* toggle info */
 307                 p_vout->b_info = ! p_vout->b_info;
 308                 p_vout->i_changes |= VOUT_INFO_CHANGE;
 309                 break;
 310
 311             case SDLK_s:                                   /* toggle scaling */
 312                 p_vout->b_scale = ! p_vout->b_scale;
 313                 p_vout->i_changes |= VOUT_SCALE_CHANGE;
 314                 break;
 315
 316             case SDLK_SPACE:                             /* toggle interface */
 317                 p_vout->b_interface = ! p_vout->b_interface;
 318                 p_vout->i_changes |= VOUT_INTF_CHANGE;
 319                 break;
 320
 321             /* FIXME : this is temporary */
 322             case SDLK_p:
 323                 if( p_input->stream.control.i_status == PLAYING_S )
 324                 {
 325                     input_Pause( p_input );
 326                 }
 327                 else
 328                 {
 329                     input_Play( p_input );
 330                 }
 331                 break;
 332
 333             case SDLK_a:
 334                 i_rate = p_input->stream.control.i_rate/2;
 335                 if ( i_rate >= MINIMAL_RATE )
 336                 {
 337                     input_Forward( p_input, i_rate );
 338                 }
 339                 break;
 340
 341             case SDLK_z:
 342                 i_rate = p_input->stream.control.i_rate*2;
 343                 if ( i_rate <= MAXIMAL_RATE )
 344                 {
 345                     /* Compensation of int truncature */
 346                     if ( i_rate > 500 && i_rate < 1000 )
 347                         i_rate = 1000;
 348                     input_Forward( p_input, i_rate );
 349                 }
 350                 break;
 351
 352             case SDLK_j:
 353                 /* Jump forwards */
 354                 input_Seek( p_input, p_input->stream.i_tell
 355                              + p_input->stream.i_size / 20 );
 356                                                            /* gabuzomeu */
 357                 break;
 358
 359             case SDLK_b:
 360                 /* Jump backwards */
 361                 input_Seek( p_input, p_input->stream.i_tell
 362                              - p_input->stream.i_size / 20 );
 363                 break;
 364
 365             default:
 366                 if( intf_ProcessKey( p_main->p_intf, (char )i_key ) )
 367                 {
 368                    intf_DbgMsg( "unhandled key '%c' (%i)", (char)i_key, i_key );                }
 369                 break;
 370             }
 371             break;
 372
 373         default:
 374             break;
 375         }
 376     }
 377
 378     /*
 379      * Size Change
 380      */
 381     if( p_vout->i_changes & VOUT_SIZE_CHANGE )
 382     {
 383         p_vout->p_sys->i_width = p_vout->i_width;
 384         p_vout->p_sys->i_height = p_vout->i_height;
 385
 386         /* Need to reopen display */
 387         SDLCloseDisplay( p_vout );
 388         if( SDLOpenDisplay( p_vout ) )
 389         {
 390           intf_ErrMsg( "error: can't open DISPLAY default display" );
 391           return( 1 );
 392         }
 393         p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
 394     }
 395
 396     /*
 397      * YUV Change
 398      */
 399     if( p_vout->i_changes & VOUT_YUV_CHANGE )
 400     {
 401         p_vout->b_need_render = ! p_vout->b_need_render;
 402
 403         /* Need to reopen display */
 404         SDLCloseDisplay( p_vout );
 405         if( SDLOpenDisplay( p_vout ) )
 406         {
 407           intf_ErrMsg( "error: can't open DISPLAY default display" );
 408           return( 1 );
 409         }
 410         p_vout->i_changes &= ~VOUT_YUV_CHANGE;
 411     }
 412
 413     /*
 414      * Fullscreen change
 415      */
 416     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
 417     {
 418         p_vout->p_sys->b_fullscreen = ! p_vout->p_sys->b_fullscreen;
 419
 420         if( p_vout->p_sys->b_fullscreen )
 421         {
 422             p_vout->p_sys->b_fullscreen = 0;
 423             p_vout->p_sys->b_cursor = 1;
 424             SDL_ShowCursor( 1 );
 425         }
 426         else
 427         {
 428             p_vout->p_sys->b_fullscreen = 1;
 429             p_vout->p_sys->b_cursor = 0;
 430             SDL_ShowCursor( 0 );
 431         }
 432
 433         SDL_WM_ToggleFullScreen(p_vout->p_sys->p_display);
 434
 435         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 436     }
 437
 438     /*
 439      * Pointer change
 440      */
 441     if( p_vout->i_changes & VOUT_CURSOR_CHANGE )
 442     {
 443         if( p_vout->p_sys->b_cursor )
 444         {
 445             SDL_ShowCursor( 0 );
 446             p_vout->p_sys->b_cursor = 0;
 447         }
 448         else
 449         {
 450             SDL_ShowCursor( 1 );
 451             p_vout->p_sys->b_cursor = 1;
 452         }
 453         p_vout->i_changes &= ~VOUT_CURSOR_CHANGE;
 454     }
 455
 456     return( 0 );
 457 }
 458
 459 /*****************************************************************************
 460  * vout_SetPalette: sets an 8 bpp palette
 461  *****************************************************************************
 462  * This function sets the palette given as an argument. It does not return
 463  * anything, but could later send information on which colors it was unable
 464  * to set.
 465  *****************************************************************************/
 466 void vout_SetPalette( p_vout_thread_t p_vout, u16 *red, u16 *green,
 467                          u16 *blue, u16 *transp)
 468 {
 469      /* Create a display surface with a grayscale palette */
 470     SDL_Color colors[256];
 471     int i;
 472
 473     /* Fill colors with color information */
 474     for( i = 0; i < 256; i++ )
 475     {
 476         colors[ i ].r = red[ i ] >> 8;
 477         colors[ i ].g = green[ i ] >> 8;
 478         colors[ i ].b = blue[ i ] >> 8;
 479     }
 480
 481     /* Set palette */
 482     if( SDL_SetColors( p_vout->p_sys->p_display, colors, 0, 256 ) == 0 )
 483     {
 484         intf_ErrMsg( "vout error: failed setting palette" );
 485     }
 486
 487 }
 488
 489 /*****************************************************************************
 490  * vout_Display: displays previously rendered output
 491  *****************************************************************************
 492  * This function send the currently rendered image to the display, wait until
 493  * it is displayed and switch the two rendering buffer, preparing next frame.
 494  *****************************************************************************/
 495 void vout_Display( vout_thread_t *p_vout )
 496 {
 497     SDL_Rect    disp;
 498     if((p_vout->p_sys->p_display != NULL) && !p_vout->p_sys->b_reopen_display)
 499     {
 500         if( p_vout->b_need_render )
 501         {
 502             /* Change display frame */
 503             SDL_Flip( p_vout->p_sys->p_display );
 504         }
 505         else
 506         {
 507
 508             /*
 509              * p_vout->p_rendered_pic->p_y/u/v contains the YUV buffers to
 510              * render
 511              */
 512             /* TODO: support for streams other than 4:2:0 */
 513             /* create the overlay if necessary */
 514             if( p_vout->p_sys->p_overlay == NULL )
 515             {
 516                 p_vout->p_sys->p_overlay = SDL_CreateYUVOverlay(
 517                                              p_vout->p_rendered_pic->i_width,
 518                                              p_vout->p_rendered_pic->i_height,
 519                                              SDL_YV12_OVERLAY,
 520                                              p_vout->p_sys->p_display
 521                                            );
 522                 intf_Msg("vout: YUV acceleration %s",
 523                             p_vout->p_sys->p_overlay->hw_overlay
 524                             ? "activated" : "unavailable !" );
 525             }
 526
 527             SDL_LockYUVOverlay(p_vout->p_sys->p_overlay);
 528             /* copy the data into video buffers */
 529             /* Y first */
 530             memcpy(p_vout->p_sys->p_overlay->pixels[0],
 531                    p_vout->p_rendered_pic->p_y,
 532                    p_vout->p_sys->p_overlay->h *
 533                    p_vout->p_sys->p_overlay->pitches[0]);
 534             /* then V */
 535             memcpy(p_vout->p_sys->p_overlay->pixels[1],
 536                    p_vout->p_rendered_pic->p_v,
 537                    p_vout->p_sys->p_overlay->h *
 538                    p_vout->p_sys->p_overlay->pitches[1] / 2);
 539             /* and U */
 540             memcpy(p_vout->p_sys->p_overlay->pixels[2],
 541                    p_vout->p_rendered_pic->p_u,
 542                    p_vout->p_sys->p_overlay->h *
 543                    p_vout->p_sys->p_overlay->pitches[2] / 2);
 544
 545             disp.w = (&p_vout->p_buffer[p_vout->i_buffer_index])->i_pic_width;
 546             disp.h = (&p_vout->p_buffer[p_vout->i_buffer_index])->i_pic_height;
 547             disp.x = (p_vout->i_width - disp.w)/2;
 548             disp.y = (p_vout->i_height - disp.h)/2;
 549
 550             SDL_DisplayYUVOverlay( p_vout->p_sys->p_overlay , &disp );
 551             SDL_UnlockYUVOverlay(p_vout->p_sys->p_overlay);
 552         }
 553     }
 554 }
 555
 556 /* following functions are local */
 557
 558 /*****************************************************************************
 559  * SDLOpenDisplay: open and initialize SDL device
 560  *****************************************************************************
 561  * Open and initialize display according to preferences specified in the vout
 562  * thread fields.
 563  *****************************************************************************/
 564 static int SDLOpenDisplay( vout_thread_t *p_vout )
 565 {
 566     SDL_Rect    clipping_rect;
 567     Uint32      flags;
 568     int bpp;
 569     /* Open display
 570      * TODO: Check that we can request for a DOUBLEBUF HWSURFACE display
 571      */
 572
 573     /* init flags and cursor */
 574     flags = SDL_ANYFORMAT | SDL_HWPALETTE;
 575
 576     if( p_vout->p_sys->b_fullscreen )
 577         flags |= SDL_FULLSCREEN;
 578     else
 579         flags |= SDL_RESIZABLE;
 580
 581     if( p_vout->b_need_render )
 582         flags |= SDL_HWSURFACE | SDL_DOUBLEBUF;
 583     else
 584         flags |= SDL_SWSURFACE; /* save video memory */
 585
 586     bpp = SDL_VideoModeOK(p_vout->p_sys->i_width,
 587                           p_vout->p_sys->i_height,
 588                           p_vout->i_screen_depth, flags);
 589
 590     if(bpp == 0)
 591     {
 592         intf_ErrMsg( "error: can't open DISPLAY default display" );
 593         return( 1 );
 594     }
 595
 596     p_vout->p_sys->p_display = SDL_SetVideoMode(p_vout->p_sys->i_width,
 597                                                 p_vout->p_sys->i_height,
 598                                                 bpp, flags);
 599
 600     if( p_vout->p_sys->p_display == NULL )
 601     {
 602         intf_ErrMsg( "error: can't open DISPLAY default display" );
 603         return( 1 );
 604     }
 605
 606     SDL_LockSurface(p_vout->p_sys->p_display);
 607
 608     if( p_vout->p_sys->b_fullscreen )
 609         SDL_ShowCursor( 0 );
 610     else
 611         SDL_ShowCursor( 1 );
 612
 613     SDL_WM_SetCaption( VOUT_TITLE , VOUT_TITLE );
 614     SDL_EventState(SDL_KEYUP , SDL_IGNORE);                /* ignore keys up */
 615     SDL_EventState(SDL_MOUSEBUTTONUP, SDL_IGNORE);
 616
 617     if( p_vout->b_need_render )
 618     {
 619         p_vout->p_sys->p_buffer[ 0 ] = p_vout->p_sys->p_display->pixels;
 620         SDL_Flip(p_vout->p_sys->p_display);
 621         p_vout->p_sys->p_buffer[ 1 ] = p_vout->p_sys->p_display->pixels;
 622         SDL_Flip(p_vout->p_sys->p_display);
 623
 624         /* Set clipping for text */
 625         clipping_rect.x = 0;
 626         clipping_rect.y = 0;
 627         clipping_rect.w = p_vout->p_sys->p_display->w;
 628         clipping_rect.h = p_vout->p_sys->p_display->h;
 629         SDL_SetClipRect(p_vout->p_sys->p_display, &clipping_rect);
 630
 631         /* Set thread information */
 632         p_vout->i_width =           p_vout->p_sys->p_display->w;
 633         p_vout->i_height =          p_vout->p_sys->p_display->h;
 634         p_vout->i_bytes_per_line =  p_vout->p_sys->p_display->pitch;
 635
 636         p_vout->i_screen_depth =
 637             p_vout->p_sys->p_display->format->BitsPerPixel;
 638         p_vout->i_bytes_per_pixel =
 639             p_vout->p_sys->p_display->format->BytesPerPixel;
 640
 641         p_vout->i_red_mask =        p_vout->p_sys->p_display->format->Rmask;
 642         p_vout->i_green_mask =      p_vout->p_sys->p_display->format->Gmask;
 643         p_vout->i_blue_mask =       p_vout->p_sys->p_display->format->Bmask;
 644
 645         /* FIXME: palette in 8bpp ?? */
 646         /* Set and initialize buffers */
 647         vout_SetBuffers( p_vout, p_vout->p_sys->p_buffer[ 0 ],
 648                                  p_vout->p_sys->p_buffer[ 1 ] );
 649     }
 650     else
 651     {
 652         p_vout->p_sys->p_buffer[ 0 ] = p_vout->p_sys->p_display->pixels;
 653         p_vout->p_sys->p_buffer[ 1 ] = p_vout->p_sys->p_display->pixels;
 654
 655         /* Set thread information */
 656         p_vout->i_width =           p_vout->p_sys->p_display->w;
 657         p_vout->i_height =          p_vout->p_sys->p_display->h;
 658         p_vout->i_bytes_per_line =  p_vout->p_sys->p_display->pitch;
 659
 660         vout_SetBuffers( p_vout, p_vout->p_sys->p_buffer[ 0 ],
 661                                  p_vout->p_sys->p_buffer[ 1 ] );
 662     }
 663
 664     p_vout->p_sys->b_reopen_display = 0;
 665
 666     return( 0 );
 667 }
 668
 669 /*****************************************************************************
 670  * SDLCloseDisplay: close and reset SDL device
 671  *****************************************************************************
 672  * This function returns all resources allocated by SDLOpenDisplay and restore
 673  * the original state of the device.
 674  *****************************************************************************/
 675 static void SDLCloseDisplay( vout_thread_t *p_vout )
 676 {
 677     if( p_vout->p_sys->p_display != NULL )
 678     {
 679         if( p_vout->p_sys->p_overlay != NULL )
 680         {
 681             SDL_FreeYUVOverlay( p_vout->p_sys->p_overlay );
 682             p_vout->p_sys->p_overlay = NULL;
 683         }
 684
 685         SDL_UnlockSurface ( p_vout->p_sys->p_display );
 686         SDL_FreeSurface( p_vout->p_sys->p_display );
 687         p_vout->p_sys->p_display = NULL;
 688     }
 689 }
 690