git.sesse.net Git - vlc/blob - modules/video_output/x11/xcommon.c

   1 /*****************************************************************************
   2  * xcommon.c: Functions common to the X11 and XVideo plugins
   3  *****************************************************************************
   4  * Copyright (C) 1998-2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Vincent Seguin <seguin@via.ecp.fr>
   8  *          Sam Hocevar <sam@zoy.org>
   9  *          David Kennedy <dkennedy@tinytoad.com>
  10  *          Gildas Bazin <gbazin@videolan.org>
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  25  *****************************************************************************/
  26
  27 /*****************************************************************************
  28  * Preamble
  29  *****************************************************************************/
  30 #ifdef HAVE_CONFIG_H
  31 # include "config.h"
  32 #endif
  33
  34 #include <vlc_common.h>
  35 #include <vlc_interface.h>
  36 #include <vlc_playlist.h>
  37 #include <vlc_vout.h>
  38 #include <vlc_vout_window.h>
  39 #include <vlc_keys.h>
  40
  41 #ifdef HAVE_MACHINE_PARAM_H
  42     /* BSD */
  43 #   include <machine/param.h>
  44 #   include <sys/types.h>                                  /* typedef ushort */
  45 #   include <sys/ipc.h>
  46 #endif
  47
  48 #ifdef HAVE_XSP
  49 #include <X11/extensions/Xsp.h>
  50 #endif
  51
  52 #ifdef HAVE_SYS_SHM_H
  53 #   include <sys/shm.h>                                /* shmget(), shmctl() */
  54 #endif
  55
  56 #include <X11/Xlib.h>
  57 #include <X11/Xproto.h>
  58 #include <X11/Xmd.h>
  59 #include <X11/Xutil.h>
  60 #ifdef HAVE_SYS_SHM_H
  61 #   include <X11/extensions/XShm.h>
  62 #endif
  63 #ifdef DPMSINFO_IN_DPMS_H
  64 #   include <X11/extensions/dpms.h>
  65 #endif
  66
  67 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
  68 #   include <X11/extensions/Xv.h>
  69 #   include <X11/extensions/Xvlib.h>
  70 #endif
  71
  72 #ifdef MODULE_NAME_IS_glx
  73 #   include <GL/glx.h>
  74 #endif
  75
  76 #ifdef MODULE_NAME_IS_xvmc
  77 #   include <X11/extensions/vldXvMC.h>
  78 #   include "../../codec/xvmc/accel_xvmc.h"
  79 #endif
  80
  81 #include "xcommon.h"
  82
  83 /*****************************************************************************
  84  * Local prototypes
  85  *****************************************************************************/
  86 int  Activate   ( vlc_object_t * );
  87 void Deactivate ( vlc_object_t * );
  88
  89 #ifndef MODULE_NAME_IS_glx
  90 static int  InitVideo      ( vout_thread_t * );
  91 static void EndVideo       ( vout_thread_t * );
  92 static void DisplayVideo   ( vout_thread_t *, picture_t * );
  93 #endif
  94 static int  ManageVideo    ( vout_thread_t * );
  95 static int  Control        ( vout_thread_t *, int, va_list );
  96
  97 static int  InitDisplay    ( vout_thread_t * );
  98
  99 static int  CreateWindow   ( vout_thread_t *, x11_window_t * );
 100 static void DestroyWindow  ( vout_thread_t *, x11_window_t * );
 101
 102 #ifndef MODULE_NAME_IS_glx
 103 static int  NewPicture     ( vout_thread_t *, picture_t * );
 104 static void FreePicture    ( vout_thread_t *, picture_t * );
 105 #endif
 106
 107 #ifdef HAVE_SYS_SHM_H
 108 static int i_shm_major = 0;
 109 #endif
 110
 111 static void ToggleFullScreen      ( vout_thread_t * );
 112
 113 static void EnableXScreenSaver    ( vout_thread_t * );
 114 static void DisableXScreenSaver   ( vout_thread_t * );
 115
 116 static void CreateCursor   ( vout_thread_t * );
 117 static void DestroyCursor  ( vout_thread_t * );
 118 static void ToggleCursor   ( vout_thread_t * );
 119
 120 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
 121 static int  XVideoGetPort    ( vout_thread_t *, vlc_fourcc_t, picture_heap_t * );
 122 static void XVideoReleasePort( vout_thread_t *, int );
 123 #endif
 124
 125 #ifdef MODULE_NAME_IS_x11
 126 static void SetPalette     ( vout_thread_t *,
 127                              uint16_t *, uint16_t *, uint16_t * );
 128 #endif
 129
 130 #ifdef MODULE_NAME_IS_xvmc
 131 static void RenderVideo    ( vout_thread_t *, picture_t * );
 132 static int  xvmc_check_yv12( Display *display, XvPortID port );
 133 static void xvmc_update_XV_DOUBLE_BUFFER( vout_thread_t *p_vout );
 134 #endif
 135
 136 static int X11ErrorHandler( Display *, XErrorEvent * );
 137
 138 #ifdef HAVE_XSP
 139 static void EnablePixelDoubling( vout_thread_t *p_vout );
 140 static void DisablePixelDoubling( vout_thread_t *p_vout );
 141 #endif
 142
 143 #ifdef HAVE_OSSO
 144 static const int i_backlight_on_interval = 300;
 145 #endif
 146
 147
 148
 149 /*****************************************************************************
 150  * Activate: allocate X11 video thread output method
 151  *****************************************************************************
 152  * This function allocate and initialize a X11 vout method. It uses some of the
 153  * vout properties to choose the window size, and change them according to the
 154  * actual properties of the display.
 155  *****************************************************************************/
 156 int Activate ( vlc_object_t *p_this )
 157 {
 158     vout_thread_t *p_vout = (vout_thread_t *)p_this;
 159     char *        psz_display;
 160 #if defined(MODULE_NAME_IS_xvmc)
 161     char *psz_value;
 162 #endif
 163 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
 164     char *       psz_chroma;
 165     vlc_fourcc_t i_chroma = 0;
 166     bool   b_chroma = 0;
 167 #endif
 168
 169 #ifndef MODULE_NAME_IS_glx
 170     p_vout->pf_init = InitVideo;
 171     p_vout->pf_end = EndVideo;
 172     p_vout->pf_display = DisplayVideo;
 173 #endif
 174 #ifdef MODULE_NAME_IS_xvmc
 175     p_vout->pf_render = RenderVideo;
 176 #else
 177     p_vout->pf_render = NULL;
 178 #endif
 179     p_vout->pf_manage = ManageVideo;
 180     p_vout->pf_control = Control;
 181
 182     /* Allocate structure */
 183     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
 184     if( p_vout->p_sys == NULL )
 185         return VLC_ENOMEM;
 186
 187     /* key and mouse event handling */
 188     p_vout->p_sys->i_vout_event = var_CreateGetInteger( p_vout, "vout-event" );
 189
 190     /* Open display, using the "display" config variable or the DISPLAY
 191      * environment variable */
 192     psz_display = config_GetPsz( p_vout, MODULE_STRING "-display" );
 193
 194     p_vout->p_sys->p_display = XOpenDisplay( psz_display );
 195
 196     if( p_vout->p_sys->p_display == NULL )                         /* error */
 197     {
 198         msg_Err( p_vout, "cannot open display %s",
 199                          XDisplayName( psz_display ) );
 200         free( p_vout->p_sys );
 201         free( psz_display );
 202         return VLC_EGENERIC;
 203     }
 204     free( psz_display );
 205
 206     /* Replace error handler so we can intercept some non-fatal errors */
 207     XSetErrorHandler( X11ErrorHandler );
 208
 209     /* Get a screen ID matching the XOpenDisplay return value */
 210     p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
 211
 212 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
 213     psz_chroma = config_GetPsz( p_vout, "xvideo-chroma" );
 214     if( psz_chroma )
 215     {
 216         if( strlen( psz_chroma ) >= 4 )
 217         {
 218             /* Do not use direct assignment because we are not sure of the
 219              * alignment. */
 220             memcpy(&i_chroma, psz_chroma, 4);
 221             b_chroma = 1;
 222         }
 223
 224         free( psz_chroma );
 225     }
 226
 227     if( b_chroma )
 228     {
 229         msg_Dbg( p_vout, "forcing chroma 0x%.8x (%4.4s)",
 230                  i_chroma, (char*)&i_chroma );
 231     }
 232     else
 233     {
 234         i_chroma = p_vout->render.i_chroma;
 235     }
 236
 237     /* Check that we have access to an XVideo port providing this chroma */
 238     p_vout->p_sys->i_xvport = XVideoGetPort( p_vout, VLC2X11_FOURCC(i_chroma),
 239                                              &p_vout->output );
 240     if( p_vout->p_sys->i_xvport < 0 )
 241     {
 242         /* If a specific chroma format was requested, then we don't try to
 243          * be cleverer than the user. He knew pretty well what he wanted. */
 244         if( b_chroma )
 245         {
 246             XCloseDisplay( p_vout->p_sys->p_display );
 247             free( p_vout->p_sys );
 248             return VLC_EGENERIC;
 249         }
 250
 251         /* It failed, but it's not completely lost ! We try to open an
 252          * XVideo port for an YUY2 picture. We'll need to do an YUV
 253          * conversion, but at least it has got scaling. */
 254         p_vout->p_sys->i_xvport =
 255                         XVideoGetPort( p_vout, X11_FOURCC('Y','U','Y','2'),
 256                                                &p_vout->output );
 257         if( p_vout->p_sys->i_xvport < 0 )
 258         {
 259             /* It failed, but it's not completely lost ! We try to open an
 260              * XVideo port for a simple 16bpp RGB picture. We'll need to do
 261              * an YUV conversion, but at least it has got scaling. */
 262             p_vout->p_sys->i_xvport =
 263                             XVideoGetPort( p_vout, X11_FOURCC('R','V','1','6'),
 264                                                    &p_vout->output );
 265             if( p_vout->p_sys->i_xvport < 0 )
 266             {
 267                 XCloseDisplay( p_vout->p_sys->p_display );
 268                 free( p_vout->p_sys );
 269                 return VLC_EGENERIC;
 270             }
 271         }
 272     }
 273     p_vout->output.i_chroma = vlc_fourcc_GetCodec( VIDEO_ES, X112VLC_FOURCC(p_vout->output.i_chroma) );
 274 #elif defined(MODULE_NAME_IS_glx)
 275     {
 276         int i_opcode, i_evt, i_err = 0;
 277         int i_maj, i_min = 0;
 278
 279         /* Check for GLX extension */
 280         if( !XQueryExtension( p_vout->p_sys->p_display, "GLX",
 281                               &i_opcode, &i_evt, &i_err ) )
 282         {
 283             msg_Err( p_this, "GLX extension not supported" );
 284             XCloseDisplay( p_vout->p_sys->p_display );
 285             free( p_vout->p_sys );
 286             return VLC_EGENERIC;
 287         }
 288         if( !glXQueryExtension( p_vout->p_sys->p_display, &i_err, &i_evt ) )
 289         {
 290             msg_Err( p_this, "glXQueryExtension failed" );
 291             XCloseDisplay( p_vout->p_sys->p_display );
 292             free( p_vout->p_sys );
 293             return VLC_EGENERIC;
 294         }
 295
 296         /* Check GLX version */
 297         if (!glXQueryVersion( p_vout->p_sys->p_display, &i_maj, &i_min ) )
 298         {
 299             msg_Err( p_this, "glXQueryVersion failed" );
 300             XCloseDisplay( p_vout->p_sys->p_display );
 301             free( p_vout->p_sys );
 302             return VLC_EGENERIC;
 303         }
 304         if( i_maj <= 0 || ((i_maj == 1) && (i_min < 3)) )
 305         {
 306             p_vout->p_sys->b_glx13 = false;
 307             msg_Dbg( p_this, "using GLX 1.2 API" );
 308         }
 309         else
 310         {
 311             p_vout->p_sys->b_glx13 = true;
 312             msg_Dbg( p_this, "using GLX 1.3 API" );
 313         }
 314     }
 315 #endif
 316
 317     /* Create blank cursor (for mouse cursor autohiding) */
 318     p_vout->p_sys->i_time_mouse_last_moved = mdate();
 319     p_vout->p_sys->i_mouse_hide_timeout =
 320         var_GetInteger(p_vout, "mouse-hide-timeout") * 1000;
 321     p_vout->p_sys->b_mouse_pointer_visible = 1;
 322     CreateCursor( p_vout );
 323
 324     /* Set main window's size */
 325     p_vout->p_sys->window.i_x      = 0;
 326     p_vout->p_sys->window.i_y      = 0;
 327     p_vout->p_sys->window.i_width  = p_vout->i_window_width;
 328     p_vout->p_sys->window.i_height = p_vout->i_window_height;
 329     var_Create( p_vout, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
 330     /* Spawn base window - this window will include the video output window,
 331      * but also command buttons, subtitles and other indicators */
 332     if( CreateWindow( p_vout, &p_vout->p_sys->window ) )
 333     {
 334         msg_Err( p_vout, "cannot create X11 window" );
 335         DestroyCursor( p_vout );
 336         XCloseDisplay( p_vout->p_sys->p_display );
 337         free( p_vout->p_sys );
 338         return VLC_EGENERIC;
 339     }
 340
 341     /* Open and initialize device. */
 342     if( InitDisplay( p_vout ) )
 343     {
 344         msg_Err( p_vout, "cannot initialize X11 display" );
 345         DestroyCursor( p_vout );
 346         DestroyWindow( p_vout, &p_vout->p_sys->window );
 347         XCloseDisplay( p_vout->p_sys->p_display );
 348         free( p_vout->p_sys );
 349         return VLC_EGENERIC;
 350     }
 351
 352     /* Disable screen saver */
 353     DisableXScreenSaver( p_vout );
 354
 355     /* Misc init */
 356     p_vout->p_sys->i_time_button_last_pressed = 0;
 357
 358 #ifdef MODULE_NAME_IS_xvmc
 359     p_vout->p_sys->p_last_subtitle_save = NULL;
 360     psz_value = config_GetPsz( p_vout, "xvmc-deinterlace-mode" );
 361
 362     /* Look what method was requested */
 363     //var_Create( p_vout, "xvmc-deinterlace-mode", VLC_VAR_STRING );
 364     //var_Change( p_vout, "xvmc-deinterlace-mode", VLC_VAR_INHERITVALUE, &val, NULL );
 365     if( psz_value )
 366     {
 367         if( (strcmp(psz_value, "bob") == 0) ||
 368             (strcmp(psz_value, "blend") == 0) )
 369            p_vout->p_sys->xvmc_deinterlace_method = 2;
 370         else if (strcmp(psz_value, "discard") == 0)
 371            p_vout->p_sys->xvmc_deinterlace_method = 1;
 372         else
 373            p_vout->p_sys->xvmc_deinterlace_method = 0;
 374         free(psz_value );
 375     }
 376     else
 377         p_vout->p_sys->xvmc_deinterlace_method = 0;
 378
 379     /* Look what method was requested */
 380     //var_Create( p_vout, "xvmc-crop-style", VLC_VAR_STRING );
 381     //var_Change( p_vout, "xvmc-crop-style", VLC_VAR_INHERITVALUE, &val, NULL );
 382     psz_value = config_GetPsz( p_vout, "xvmc-crop-style" );
 383
 384     if( psz_value )
 385     {
 386         if( strncmp( psz_value, "eq", 2 ) == 0 )
 387            p_vout->p_sys->xvmc_crop_style = 1;
 388         else if( strncmp( psz_value, "4-16", 4 ) == 0)
 389            p_vout->p_sys->xvmc_crop_style = 2;
 390         else if( strncmp( psz_value, "16-4", 4 ) == 0)
 391            p_vout->p_sys->xvmc_crop_style = 3;
 392         else
 393            p_vout->p_sys->xvmc_crop_style = 0;
 394         free( psz_value );
 395     }
 396     else
 397         p_vout->p_sys->xvmc_crop_style = 0;
 398
 399     msg_Dbg(p_vout, "Deinterlace = %d", p_vout->p_sys->xvmc_deinterlace_method);
 400     msg_Dbg(p_vout, "Crop = %d", p_vout->p_sys->xvmc_crop_style);
 401
 402     if( checkXvMCCap( p_vout ) == VLC_EGENERIC )
 403     {
 404         msg_Err( p_vout, "no XVMC capability found" );
 405         Deactivate( p_this );
 406         return VLC_EGENERIC;
 407     }
 408     subpicture_t sub_pic;
 409     sub_pic.p_sys = NULL;
 410     p_vout->p_sys->last_date = 0;
 411 #endif
 412
 413 #ifdef HAVE_XSP
 414     p_vout->p_sys->i_hw_scale = 1;
 415 #endif
 416
 417 #ifdef HAVE_OSSO
 418     p_vout->p_sys->i_backlight_on_counter = i_backlight_on_interval;
 419     p_vout->p_sys->p_octx = osso_initialize( "vlc", VERSION, 0, NULL );
 420     if ( p_vout->p_sys->p_octx == NULL ) {
 421         msg_Err( p_vout, "Could not get osso context" );
 422     } else {
 423         msg_Dbg( p_vout, "Initialized osso context" );
 424     }
 425 #endif
 426
 427     /* Variable to indicate if the window should be on top of others */
 428     /* Trigger a callback right now */
 429     var_TriggerCallback( p_vout, "video-on-top" );
 430
 431     return VLC_SUCCESS;
 432 }
 433
 434 /*****************************************************************************
 435  * Deactivate: destroy X11 video thread output method
 436  *****************************************************************************
 437  * Terminate an output method created by Open
 438  *****************************************************************************/
 439 void Deactivate ( vlc_object_t *p_this )
 440 {
 441     vout_thread_t *p_vout = (vout_thread_t *)p_this;
 442
 443     /* Restore cursor if it was blanked */
 444     if( !p_vout->p_sys->b_mouse_pointer_visible )
 445     {
 446         ToggleCursor( p_vout );
 447     }
 448
 449 #ifdef MODULE_NAME_IS_x11
 450     /* Destroy colormap */
 451     if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
 452     {
 453         XFreeColormap( p_vout->p_sys->p_display, p_vout->p_sys->colormap );
 454     }
 455 #elif defined(MODULE_NAME_IS_xvideo)
 456     XVideoReleasePort( p_vout, p_vout->p_sys->i_xvport );
 457 #elif defined(MODULE_NAME_IS_xvmc)
 458     if( p_vout->p_sys->xvmc_cap )
 459     {
 460         xvmc_context_writer_lock( &p_vout->p_sys->xvmc_lock );
 461         xxmc_dispose_context( p_vout );
 462         if( p_vout->p_sys->old_subpic )
 463         {
 464             xxmc_xvmc_free_subpicture( p_vout, p_vout->p_sys->old_subpic );
 465             p_vout->p_sys->old_subpic = NULL;
 466         }
 467         if( p_vout->p_sys->new_subpic )
 468         {
 469             xxmc_xvmc_free_subpicture( p_vout, p_vout->p_sys->new_subpic );
 470             p_vout->p_sys->new_subpic = NULL;
 471         }
 472         free( p_vout->p_sys->xvmc_cap );
 473         xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
 474     }
 475 #endif
 476
 477 #ifdef HAVE_XSP
 478     DisablePixelDoubling(p_vout);
 479 #endif
 480
 481     DestroyCursor( p_vout );
 482     EnableXScreenSaver( p_vout );
 483     DestroyWindow( p_vout, &p_vout->p_sys->window );
 484     XCloseDisplay( p_vout->p_sys->p_display );
 485
 486     /* Destroy structure */
 487 #ifdef MODULE_NAME_IS_xvmc
 488     free_context_lock( &p_vout->p_sys->xvmc_lock );
 489 #endif
 490
 491 #ifdef HAVE_OSSO
 492     if ( p_vout->p_sys->p_octx != NULL ) {
 493         msg_Dbg( p_vout, "Deinitializing osso context" );
 494         osso_deinitialize( p_vout->p_sys->p_octx );
 495     }
 496 #endif
 497
 498     free( p_vout->p_sys );
 499 }
 500
 501 #ifdef MODULE_NAME_IS_xvmc
 502
 503 #define XINE_IMGFMT_YV12 (('2'<<24)|('1'<<16)|('V'<<8)|'Y')
 504
 505 /* called xlocked */
 506 static int xvmc_check_yv12( Display *display, XvPortID port )
 507 {
 508     XvImageFormatValues *formatValues;
 509     int                  formats;
 510     int                  i;
 511
 512     formatValues = XvListImageFormats( display, port, &formats );
 513
 514     for( i = 0; i < formats; i++ )
 515     {
 516         if( ( formatValues[i].id == XINE_IMGFMT_YV12 ) &&
 517             ( !( strncmp( formatValues[i].guid, "YV12", 4 ) ) ) )
 518         {
 519             XFree (formatValues);
 520             return 0;
 521         }
 522     }
 523
 524     XFree (formatValues);
 525     return 1;
 526 }
 527
 528 static void xvmc_sync_surface( vout_thread_t *p_vout, XvMCSurface * srf )
 529 {
 530     XvMCSyncSurface( p_vout->p_sys->p_display, srf );
 531 }
 532
 533 static void xvmc_update_XV_DOUBLE_BUFFER( vout_thread_t *p_vout )
 534 {
 535     Atom         atom;
 536     int          xv_double_buffer;
 537
 538     xv_double_buffer = 1;
 539
 540     XLockDisplay( p_vout->p_sys->p_display );
 541     atom = XInternAtom( p_vout->p_sys->p_display, "XV_DOUBLE_BUFFER", False );
 542 #if 0
 543     XvSetPortAttribute (p_vout->p_sys->p_display, p_vout->p_sys->i_xvport, atom, xv_double_buffer);
 544 #endif
 545     XvMCSetAttribute( p_vout->p_sys->p_display, &p_vout->p_sys->context, atom, xv_double_buffer );
 546     XUnlockDisplay( p_vout->p_sys->p_display );
 547
 548     //xprintf(this->xine, XINE_VERBOSITY_DEBUG,
 549     //    "video_out_xxmc: double buffering mode = %d\n", xv_double_buffer);
 550 }
 551
 552 static void RenderVideo( vout_thread_t *p_vout, picture_t *p_pic )
 553 {
 554     vlc_xxmc_t *xxmc = NULL;
 555
 556     xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
 557
 558     xxmc = &p_pic->p_sys->xxmc_data;
 559     if( (!xxmc->decoded ||
 560         !xxmc_xvmc_surface_valid( p_vout, p_pic->p_sys->xvmc_surf )) )
 561     {
 562         xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
 563         return;
 564     }
 565
 566 #if 0
 567     vlc_mutex_lock( &p_vout->lastsubtitle_lock );
 568     if (p_vout->p_sys->p_last_subtitle != NULL)
 569     {
 570         if( p_vout->p_sys->p_last_subtitle_save != p_vout->p_sys->p_last_subtitle )
 571         {
 572             p_vout->p_sys->new_subpic =
 573                 xxmc_xvmc_alloc_subpicture( p_vout, &p_vout->p_sys->context,
 574                     p_vout->p_sys->xvmc_width,
 575                     p_vout->p_sys->xvmc_height,
 576                     p_vout->p_sys->xvmc_cap[p_vout->p_sys->xvmc_cur_cap].subPicType.id );
 577
 578             if (p_vout->p_sys->new_subpic)
 579             {
 580                 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
 581                 XvMCClearSubpicture( p_vout->p_sys->p_display,
 582                         p_vout->p_sys->new_subpic,
 583                         0,
 584                         0,
 585                         p_vout->p_sys->xvmc_width,
 586                         p_vout->p_sys->xvmc_height,
 587                         0x00 );
 588                 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
 589                 clear_xx44_palette( &p_vout->p_sys->palette );
 590
 591                 if( sub_pic.p_sys == NULL )
 592                 {
 593                     sub_pic.p_sys = malloc( sizeof( picture_sys_t ) );
 594                     if( sub_pic.p_sys != NULL )
 595                     {
 596                         sub_pic.p_sys->p_vout = p_vout;
 597                         sub_pic.p_sys->xvmc_surf = NULL;
 598                         sub_pic.p_sys->p_image = p_vout->p_sys->subImage;
 599                     }
 600                 }
 601                 sub_pic.p_sys->p_image = p_vout->p_sys->subImage;
 602                 sub_pic.p->p_pixels = sub_pic.p_sys->p_image->data;
 603                 sub_pic.p->i_pitch = p_vout->output.i_width;
 604
 605                 memset( p_vout->p_sys->subImage->data, 0,
 606                         (p_vout->p_sys->subImage->width * p_vout->p_sys->subImage->height) );
 607
 608                 if (p_vout->p_last_subtitle != NULL)
 609                 {
 610                     blend_xx44( p_vout->p_sys->subImage->data,
 611                                 p_vout->p_last_subtitle,
 612                                 p_vout->p_sys->subImage->width,
 613                                 p_vout->p_sys->subImage->height,
 614                                 p_vout->p_sys->subImage->width,
 615                                 &p_vout->p_sys->palette,
 616                                 (p_vout->p_sys->subImage->id == FOURCC_IA44) );
 617                 }
 618
 619                 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
 620                 XvMCCompositeSubpicture( p_vout->p_sys->p_display,
 621                                          p_vout->p_sys->new_subpic,
 622                                          p_vout->p_sys->subImage,
 623                                          0, /* overlay->x */
 624                                          0, /* overlay->y */
 625                                          p_vout->output.i_width, /* overlay->width, */
 626                                          p_vout->output.i_height, /* overlay->height */
 627                                          0, /* overlay->x */
 628                                          0 ); /*overlay->y */
 629                 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
 630                 if (p_vout->p_sys->old_subpic)
 631                 {
 632                     xxmc_xvmc_free_subpicture( p_vout,
 633                                                p_vout->p_sys->old_subpic);
 634                     p_vout->p_sys->old_subpic = NULL;
 635                 }
 636                 if (p_vout->p_sys->new_subpic)
 637                 {
 638                     p_vout->p_sys->old_subpic = p_vout->p_sys->new_subpic;
 639                     p_vout->p_sys->new_subpic = NULL;
 640                     xx44_to_xvmc_palette( &p_vout->p_sys->palette,
 641                             p_vout->p_sys->xvmc_palette,
 642                             0,
 643                             p_vout->p_sys->old_subpic->num_palette_entries,
 644                             p_vout->p_sys->old_subpic->entry_bytes,
 645                             p_vout->p_sys->old_subpic->component_order );
 646                     XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
 647                     XvMCSetSubpicturePalette( p_vout->p_sys->p_display,
 648                                               p_vout->p_sys->old_subpic,
 649                                               p_vout->p_sys->xvmc_palette );
 650                     XvMCFlushSubpicture( p_vout->p_sys->p_display,
 651                                          p_vout->p_sys->old_subpic);
 652                     XvMCSyncSubpicture( p_vout->p_sys->p_display,
 653                                         p_vout->p_sys->old_subpic );
 654                     XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
 655                 }
 656
 657                 XVMCLOCKDISPLAY( p_vout->p_sys->p_display);
 658                 if (p_vout->p_sys->xvmc_backend_subpic )
 659                 {
 660                     XvMCBlendSubpicture( p_vout->p_sys->p_display,
 661                                          p_pic->p_sys->xvmc_surf,
 662                                          p_vout->p_sys->old_subpic,
 663                                          0,
 664                                          0,
 665                                          p_vout->p_sys->xvmc_width,
 666                                          p_vout->p_sys->xvmc_height,
 667                                          0,
 668                                          0,
 669                                          p_vout->p_sys->xvmc_width,
 670                                          p_vout->p_sys->xvmc_height );
 671                 }
 672                 else
 673                 {
 674                     XvMCBlendSubpicture2( p_vout->p_sys->p_display,
 675                                           p_pic->p_sys->xvmc_surf,
 676                                           p_pic->p_sys->xvmc_surf,
 677                                           p_vout->p_sys->old_subpic,
 678                                           0,
 679                                           0,
 680                                           p_vout->p_sys->xvmc_width,
 681                                           p_vout->p_sys->xvmc_height,
 682                                           0,
 683                                           0,
 684                                           p_vout->p_sys->xvmc_width,
 685                                           p_vout->p_sys->xvmc_height );
 686                }
 687                XVMCUNLOCKDISPLAY(p_vout->p_sys->p_display);
 688             }
 689         }
 690         else
 691         {
 692             XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
 693             if( p_vout->p_sys->xvmc_backend_subpic )
 694             {
 695                 XvMCBlendSubpicture( p_vout->p_sys->p_display,
 696                                      p_pic->p_sys->xvmc_surf,
 697                                      p_vout->p_sys->old_subpic,
 698                                      0, 0,
 699                                      p_vout->p_sys->xvmc_width,
 700                                      p_vout->p_sys->xvmc_height,
 701                                      0, 0,
 702                                      p_vout->p_sys->xvmc_width,
 703                                      p_vout->p_sys->xvmc_height );
 704             }
 705             else
 706             {
 707                 XvMCBlendSubpicture2( p_vout->p_sys->p_display,
 708                                       p_pic->p_sys->xvmc_surf,
 709                                       p_pic->p_sys->xvmc_surf,
 710                                       p_vout->p_sys->old_subpic,
 711                                       0, 0,
 712                                       p_vout->p_sys->xvmc_width,
 713                                       p_vout->p_sys->xvmc_height,
 714                                       0, 0,
 715                                       p_vout->p_sys->xvmc_width,
 716                                       p_vout->p_sys->xvmc_height );
 717             }
 718             XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
 719         }
 720     }
 721     p_vout->p_sys->p_last_subtitle_save = p_vout->p_last_subtitle;
 722
 723     vlc_mutex_unlock( &p_vout->lastsubtitle_lock );
 724 #endif
 725     xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
 726 }
 727 #endif
 728
 729 #ifdef HAVE_XSP
 730 /*****************************************************************************
 731  * EnablePixelDoubling: Enables pixel doubling
 732  *****************************************************************************
 733  * Checks if the double size image fits in current window, and enables pixel
 734  * doubling accordingly. The i_hw_scale is the integer scaling factor.
 735  *****************************************************************************/
 736 static void EnablePixelDoubling( vout_thread_t *p_vout )
 737 {
 738     int i_hor_scale = ( p_vout->p_sys->window.i_width ) / p_vout->render.i_width;
 739     int i_vert_scale =  ( p_vout->p_sys->window.i_height ) / p_vout->render.i_height;
 740     if ( ( i_hor_scale > 1 ) && ( i_vert_scale > 1 ) ) {
 741         p_vout->p_sys->i_hw_scale = 2;
 742         msg_Dbg( p_vout, "Enabling pixel doubling, scaling factor %d", p_vout->p_sys->i_hw_scale );
 743         XSPSetPixelDoubling( p_vout->p_sys->p_display, 0, 1 );
 744     }
 745 }
 746
 747 /*****************************************************************************
 748  * DisablePixelDoubling: Disables pixel doubling
 749  *****************************************************************************
 750  * The scaling factor i_hw_scale is reset to the no-scaling value 1.
 751  *****************************************************************************/
 752 static void DisablePixelDoubling( vout_thread_t *p_vout )
 753 {
 754     if ( p_vout->p_sys->i_hw_scale > 1 ) {
 755         msg_Dbg( p_vout, "Disabling pixel doubling" );
 756         XSPSetPixelDoubling( p_vout->p_sys->p_display, 0, 0 );
 757         p_vout->p_sys->i_hw_scale = 1;
 758     }
 759 }
 760 #endif
 761
 762
 763 #if !defined(MODULE_NAME_IS_glx)
 764 /*****************************************************************************
 765  * InitVideo: initialize X11 video thread output method
 766  *****************************************************************************
 767  * This function create the XImages needed by the output thread. It is called
 768  * at the beginning of the thread, but also each time the window is resized.
 769  *****************************************************************************/
 770 static int InitVideo( vout_thread_t *p_vout )
 771 {
 772     unsigned int i_index = 0;
 773     picture_t *p_pic;
 774
 775     I_OUTPUTPICTURES = 0;
 776
 777 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
 778     /* Initialize the output structure; we already found an XVideo port,
 779      * and the corresponding chroma we will be using. Since we can
 780      * arbitrary scale, stick to the coordinates and aspect. */
 781     p_vout->output.i_width  = p_vout->render.i_width;
 782     p_vout->output.i_height = p_vout->render.i_height;
 783     p_vout->output.i_aspect = p_vout->render.i_aspect;
 784
 785     p_vout->fmt_out = p_vout->fmt_in;
 786     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
 787
 788 #if XvVersion < 2 || ( XvVersion == 2 && XvRevision < 2 )
 789     switch( p_vout->output.i_chroma )
 790     {
 791         case VLC_CODEC_RGB16:
 792 #if defined( WORDS_BIGENDIAN )
 793             p_vout->output.i_rmask = 0xf800;
 794             p_vout->output.i_gmask = 0x07e0;
 795             p_vout->output.i_bmask = 0x001f;
 796 #else
 797             p_vout->output.i_rmask = 0x001f;
 798             p_vout->output.i_gmask = 0x07e0;
 799             p_vout->output.i_bmask = 0xf800;
 800 #endif
 801             break;
 802         case VLC_CODEC_RGB15:
 803 #if defined( WORDS_BIGENDIAN )
 804             p_vout->output.i_rmask = 0x7c00;
 805             p_vout->output.i_gmask = 0x03e0;
 806             p_vout->output.i_bmask = 0x001f;
 807 #else
 808             p_vout->output.i_rmask = 0x001f;
 809             p_vout->output.i_gmask = 0x03e0;
 810             p_vout->output.i_bmask = 0x7c00;
 811 #endif
 812             break;
 813     }
 814 #endif
 815
 816 #elif defined(MODULE_NAME_IS_x11)
 817     /* Initialize the output structure: RGB with square pixels, whatever
 818      * the input format is, since it's the only format we know */
 819     switch( p_vout->p_sys->i_screen_depth )
 820     {
 821         case 8: /* FIXME: set the palette */
 822             p_vout->output.i_chroma = VLC_CODEC_RGB8; break;
 823         case 15:
 824             p_vout->output.i_chroma = VLC_CODEC_RGB15; break;
 825         case 16:
 826             p_vout->output.i_chroma = VLC_CODEC_RGB16; break;
 827         case 24:
 828         case 32:
 829             p_vout->output.i_chroma = VLC_CODEC_RGB32; break;
 830         default:
 831             msg_Err( p_vout, "unknown screen depth %i",
 832                      p_vout->p_sys->i_screen_depth );
 833             return VLC_SUCCESS;
 834     }
 835
 836 #ifdef HAVE_XSP
 837     vout_PlacePicture( p_vout, p_vout->p_sys->window.i_width  / p_vout->p_sys->i_hw_scale,
 838                        p_vout->p_sys->window.i_height  / p_vout->p_sys->i_hw_scale,
 839                        &i_index, &i_index,
 840                        &p_vout->fmt_out.i_visible_width,
 841                        &p_vout->fmt_out.i_visible_height );
 842 #else
 843     vout_PlacePicture( p_vout, p_vout->p_sys->window.i_width,
 844                        p_vout->p_sys->window.i_height,
 845                        &i_index, &i_index,
 846                        &p_vout->fmt_out.i_visible_width,
 847                        &p_vout->fmt_out.i_visible_height );
 848 #endif
 849
 850     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
 851
 852     p_vout->output.i_width = p_vout->fmt_out.i_width =
 853         p_vout->fmt_out.i_visible_width * p_vout->fmt_in.i_width /
 854         p_vout->fmt_in.i_visible_width;
 855     p_vout->output.i_height = p_vout->fmt_out.i_height =
 856         p_vout->fmt_out.i_visible_height * p_vout->fmt_in.i_height /
 857         p_vout->fmt_in.i_visible_height;
 858     p_vout->fmt_out.i_x_offset =
 859         p_vout->fmt_out.i_visible_width * p_vout->fmt_in.i_x_offset /
 860         p_vout->fmt_in.i_visible_width;
 861     p_vout->fmt_out.i_y_offset =
 862         p_vout->fmt_out.i_visible_height * p_vout->fmt_in.i_y_offset /
 863         p_vout->fmt_in.i_visible_height;
 864
 865     p_vout->fmt_out.i_sar_num = p_vout->fmt_out.i_sar_den = 1;
 866     p_vout->output.i_aspect = p_vout->fmt_out.i_aspect =
 867         p_vout->fmt_out.i_width * VOUT_ASPECT_FACTOR /p_vout->fmt_out.i_height;
 868
 869     msg_Dbg( p_vout, "x11 image size %ix%i (%i,%i,%ix%i)",
 870              p_vout->fmt_out.i_width, p_vout->fmt_out.i_height,
 871              p_vout->fmt_out.i_x_offset, p_vout->fmt_out.i_y_offset,
 872              p_vout->fmt_out.i_visible_width,
 873              p_vout->fmt_out.i_visible_height );
 874 #endif
 875
 876     /* Try to initialize up to MAX_DIRECTBUFFERS direct buffers */
 877     while( I_OUTPUTPICTURES < MAX_DIRECTBUFFERS )
 878     {
 879         p_pic = NULL;
 880
 881         /* Find an empty picture slot */
 882         for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
 883         {
 884           if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
 885             {
 886                 p_pic = p_vout->p_picture + i_index;
 887                 break;
 888             }
 889         }
 890
 891         /* Allocate the picture */
 892         if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
 893         {
 894             break;
 895         }
 896
 897         p_pic->i_status = DESTROYED_PICTURE;
 898         p_pic->i_type   = DIRECT_PICTURE;
 899
 900         PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
 901
 902         I_OUTPUTPICTURES++;
 903     }
 904
 905     if( p_vout->output.i_chroma == VLC_CODEC_YV12 )
 906     {
 907         /* U and V inverted compared to I420
 908          * Fixme: this should be handled by the vout core */
 909         p_vout->output.i_chroma = VLC_CODEC_I420;
 910         p_vout->fmt_out.i_chroma = VLC_CODEC_I420;
 911     }
 912
 913     return VLC_SUCCESS;
 914 }
 915
 916 /*****************************************************************************
 917  * DisplayVideo: displays previously rendered output
 918  *****************************************************************************
 919  * This function sends the currently rendered image to X11 server.
 920  * (The Xv extension takes care of "double-buffering".)
 921  *****************************************************************************/
 922 static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
 923 {
 924     unsigned int i_width, i_height, i_x, i_y;
 925
 926     vout_PlacePicture( p_vout, p_vout->p_sys->window.i_width,
 927                        p_vout->p_sys->window.i_height,
 928                        &i_x, &i_y, &i_width, &i_height );
 929
 930 #ifdef MODULE_NAME_IS_xvmc
 931     xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
 932
 933     vlc_xxmc_t *xxmc = &p_pic->p_sys->xxmc_data;
 934     if( !xxmc->decoded ||
 935         !xxmc_xvmc_surface_valid( p_vout, p_pic->p_sys->xvmc_surf ) )
 936     {
 937       msg_Dbg( p_vout, "DisplayVideo decoded=%d\tsurfacevalid=%d",
 938                xxmc->decoded,
 939                xxmc_xvmc_surface_valid( p_vout, p_pic->p_sys->xvmc_surf ) );
 940       xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
 941       return;
 942     }
 943
 944     int src_width = p_vout->output.i_width;
 945     int src_height = p_vout->output.i_height;
 946     int src_x, src_y;
 947
 948     if( p_vout->p_sys->xvmc_crop_style == 1 )
 949     {
 950         src_x = 20;
 951         src_y = 20;
 952         src_width -= 40;
 953         src_height -= 40;
 954     }
 955     else if( p_vout->p_sys->xvmc_crop_style == 2 )
 956     {
 957         src_x = 20;
 958         src_y = 40;
 959         src_width -= 40;
 960         src_height -= 80;
 961     }
 962     else if( p_vout->p_sys->xvmc_crop_style == 3 )
 963     {
 964         src_x = 40;
 965         src_y = 20;
 966         src_width -= 80;
 967         src_height -= 40;
 968     }
 969     else
 970     {
 971         src_x = 0;
 972         src_y = 0;
 973     }
 974
 975     int first_field;
 976     if( p_vout->p_sys->xvmc_deinterlace_method > 0 )
 977     {   /* BOB DEINTERLACE */
 978         if( (p_pic->p_sys->nb_display == 0) ||
 979             (p_vout->p_sys->xvmc_deinterlace_method == 1) )
 980         {
 981             first_field = (p_pic->b_top_field_first) ?
 982                                 XVMC_BOTTOM_FIELD : XVMC_TOP_FIELD;
 983         }
 984         else
 985         {
 986             first_field = (p_pic->b_top_field_first) ?
 987                                 XVMC_TOP_FIELD : XVMC_BOTTOM_FIELD;
 988         }
 989     }
 990     else
 991     {
 992         first_field = XVMC_FRAME_PICTURE;
 993      }
 994
 995     XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
 996     XvMCFlushSurface( p_vout->p_sys->p_display, p_pic->p_sys->xvmc_surf );
 997     /* XvMCSyncSurface(p_vout->p_sys->p_display, p_picture->p_sys->xvmc_surf); */
 998     XvMCPutSurface( p_vout->p_sys->p_display,
 999                     p_pic->p_sys->xvmc_surf,
1000                     p_vout->p_sys->window.video_window,
1001                     src_x,
1002                     src_y,
1003                     src_width,
1004                     src_height,
1005                     0 /*dest_x*/,
1006                     0 /*dest_y*/,
1007                     i_width,
1008                     i_height,
1009                     first_field);
1010
1011     XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1012     if( p_vout->p_sys->xvmc_deinterlace_method == 2 )
1013     {   /* BOB DEINTERLACE */
1014         if( p_pic->p_sys->nb_display == 0 )/* && ((t2-t1) < 15000)) */
1015         {
1016             mtime_t last_date = p_pic->date;
1017
1018             vlc_mutex_lock( &p_vout->picture_lock );
1019             if( !p_vout->p_sys->last_date )
1020             {
1021                 p_pic->date += 20000;
1022             }
1023             else
1024             {
1025                 p_pic->date = ((3 * p_pic->date -
1026                                     p_vout->p_sys->last_date) / 2 );
1027             }
1028             p_vout->p_sys->last_date = last_date;
1029             p_pic->b_force = 1;
1030             p_pic->p_sys->nb_display = 1;
1031             vlc_mutex_unlock( &p_vout->picture_lock );
1032         }
1033         else
1034         {
1035             p_pic->p_sys->nb_display = 0;
1036             p_pic->b_force = 0;
1037         }
1038     }
1039     xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1040 #endif
1041
1042 #ifdef HAVE_SYS_SHM_H
1043     if( p_vout->p_sys->i_shm_opcode )
1044     {
1045         /* Display rendered image using shared memory extension */
1046 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1047         XvShmPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
1048                        p_vout->p_sys->window.video_window,
1049                        p_vout->p_sys->window.gc, p_pic->p_sys->p_image,
1050                        p_vout->fmt_out.i_x_offset,
1051                        p_vout->fmt_out.i_y_offset,
1052                        p_vout->fmt_out.i_visible_width,
1053                        p_vout->fmt_out.i_visible_height,
1054                        0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height,
1055                        False /* Don't put True here or you'll waste your CPU */ );
1056 #else
1057         XShmPutImage( p_vout->p_sys->p_display,
1058                       p_vout->p_sys->window.video_window,
1059                       p_vout->p_sys->window.gc, p_pic->p_sys->p_image,
1060                       p_vout->fmt_out.i_x_offset,
1061                       p_vout->fmt_out.i_y_offset,
1062                       0 /*dest_x*/, 0 /*dest_y*/,
1063                       p_vout->fmt_out.i_visible_width,
1064                       p_vout->fmt_out.i_visible_height,
1065                       False /* Don't put True here ! */ );
1066 #endif
1067     }
1068     else
1069 #endif /* HAVE_SYS_SHM_H */
1070     {
1071         /* Use standard XPutImage -- this is gonna be slow ! */
1072 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1073         XvPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
1074                     p_vout->p_sys->window.video_window,
1075                     p_vout->p_sys->window.gc, p_pic->p_sys->p_image,
1076                     p_vout->fmt_out.i_x_offset,
1077                     p_vout->fmt_out.i_y_offset,
1078                     p_vout->fmt_out.i_visible_width,
1079                     p_vout->fmt_out.i_visible_height,
1080                     0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height );
1081 #else
1082         XPutImage( p_vout->p_sys->p_display,
1083                    p_vout->p_sys->window.video_window,
1084                    p_vout->p_sys->window.gc, p_pic->p_sys->p_image,
1085                    p_vout->fmt_out.i_x_offset,
1086                    p_vout->fmt_out.i_y_offset,
1087                    0 /*dest_x*/, 0 /*dest_y*/,
1088                    p_vout->fmt_out.i_visible_width,
1089                    p_vout->fmt_out.i_visible_height );
1090 #endif
1091     }
1092
1093     /* Make sure the command is sent now - do NOT use XFlush !*/
1094     XSync( p_vout->p_sys->p_display, False );
1095 }
1096 #endif
1097
1098 /*****************************************************************************
1099  * ManageVideo: handle X11 events
1100  *****************************************************************************
1101  * This function should be called regularly by video output thread. It manages
1102  * X11 events and allows window resizing. It returns a non null value on
1103  * error.
1104  *****************************************************************************/
1105 static int ManageVideo( vout_thread_t *p_vout )
1106 {
1107     XEvent      xevent;                                         /* X11 event */
1108     vlc_value_t val;
1109
1110 #ifdef MODULE_NAME_IS_xvmc
1111     xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1112 #endif
1113
1114     /* Handle events from the owner window */
1115     while( XCheckWindowEvent( p_vout->p_sys->p_display,
1116                               p_vout->p_sys->window.owner_window->handle.xid,
1117                               StructureNotifyMask, &xevent ) == True )
1118     {
1119         /* ConfigureNotify event: prepare  */
1120         if( xevent.type == ConfigureNotify )
1121             /* Update dimensions */
1122             XResizeWindow( p_vout->p_sys->p_display,
1123                            p_vout->p_sys->window.base_window,
1124                            xevent.xconfigure.width,
1125                            xevent.xconfigure.height );
1126     }
1127
1128     /* Handle X11 events: ConfigureNotify events are parsed to know if the
1129      * output window's size changed, MapNotify and UnmapNotify to know if the
1130      * window is mapped (and if the display is useful), and ClientMessages
1131      * to intercept window destruction requests */
1132
1133     while( XCheckWindowEvent( p_vout->p_sys->p_display,
1134                               p_vout->p_sys->window.base_window,
1135                               StructureNotifyMask |
1136                               ButtonPressMask | ButtonReleaseMask |
1137                               PointerMotionMask | Button1MotionMask , &xevent )
1138            == True )
1139     {
1140         /* ConfigureNotify event: prepare  */
1141         if( xevent.type == ConfigureNotify )
1142         {
1143             if( (unsigned int)xevent.xconfigure.width
1144                    != p_vout->p_sys->window.i_width
1145               || (unsigned int)xevent.xconfigure.height
1146                     != p_vout->p_sys->window.i_height )
1147             {
1148                 /* Update dimensions */
1149                 p_vout->i_changes |= VOUT_SIZE_CHANGE;
1150                 p_vout->p_sys->window.i_width = xevent.xconfigure.width;
1151                 p_vout->p_sys->window.i_height = xevent.xconfigure.height;
1152             }
1153         }
1154         /* Mouse click */
1155         else if( xevent.type == ButtonPress )
1156         {
1157             switch( ((XButtonEvent *)&xevent)->button )
1158             {
1159                 case Button1:
1160                     var_Get( p_vout, "mouse-button-down", &val );
1161                     val.i_int |= 1;
1162                     var_Set( p_vout, "mouse-button-down", val );
1163
1164                     var_SetBool( p_vout->p_libvlc, "intf-popupmenu", false );
1165
1166                     /* detect double-clicks */
1167                     if( ( ((XButtonEvent *)&xevent)->time -
1168                           p_vout->p_sys->i_time_button_last_pressed ) < 300 )
1169                     {
1170                         p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
1171                     }
1172
1173                     p_vout->p_sys->i_time_button_last_pressed =
1174                         ((XButtonEvent *)&xevent)->time;
1175                     break;
1176                 case Button2:
1177                     var_Get( p_vout, "mouse-button-down", &val );
1178                     val.i_int |= 2;
1179                     var_Set( p_vout, "mouse-button-down", val );
1180                     break;
1181
1182                 case Button3:
1183                     var_Get( p_vout, "mouse-button-down", &val );
1184                     val.i_int |= 4;
1185                     var_Set( p_vout, "mouse-button-down", val );
1186                     var_SetBool( p_vout->p_libvlc, "intf-popupmenu", true );
1187                     break;
1188
1189                 case Button4:
1190                     var_Get( p_vout, "mouse-button-down", &val );
1191                     val.i_int |= 8;
1192                     var_Set( p_vout, "mouse-button-down", val );
1193                     break;
1194
1195                 case Button5:
1196                     var_Get( p_vout, "mouse-button-down", &val );
1197                     val.i_int |= 16;
1198                     var_Set( p_vout, "mouse-button-down", val );
1199                     break;
1200             }
1201         }
1202         /* Mouse release */
1203         else if( xevent.type == ButtonRelease )
1204         {
1205             switch( ((XButtonEvent *)&xevent)->button )
1206             {
1207                 case Button1:
1208                     {
1209                         var_Get( p_vout, "mouse-button-down", &val );
1210                         val.i_int &= ~1;
1211                         var_Set( p_vout, "mouse-button-down", val );
1212
1213                         var_SetBool( p_vout, "mouse-clicked", true );
1214                     }
1215                     break;
1216
1217                 case Button2:
1218                     {
1219                         var_Get( p_vout, "mouse-button-down", &val );
1220                         val.i_int &= ~2;
1221                         var_Set( p_vout, "mouse-button-down", val );
1222
1223                         var_Get( p_vout->p_libvlc, "intf-show", &val );
1224                         val.b_bool = !val.b_bool;
1225                         var_Set( p_vout->p_libvlc, "intf-show", val );
1226                     }
1227                     break;
1228
1229                 case Button3:
1230                     {
1231                         var_Get( p_vout, "mouse-button-down", &val );
1232                         val.i_int &= ~4;
1233                         var_Set( p_vout, "mouse-button-down", val );
1234
1235                     }
1236                     break;
1237
1238                 case Button4:
1239                     var_Get( p_vout, "mouse-button-down", &val );
1240                     val.i_int &= ~8;
1241                     var_Set( p_vout, "mouse-button-down", val );
1242                     break;
1243
1244                 case Button5:
1245                     var_Get( p_vout, "mouse-button-down", &val );
1246                     val.i_int &= ~16;
1247                     var_Set( p_vout, "mouse-button-down", val );
1248                     break;
1249
1250             }
1251         }
1252         /* Mouse move */
1253         else if( xevent.type == MotionNotify )
1254         {
1255             unsigned int i_width, i_height, i_x, i_y;
1256
1257             /* somewhat different use for vout_PlacePicture:
1258              * here the values are needed to give to mouse coordinates
1259              * in the original picture space */
1260             vout_PlacePicture( p_vout, p_vout->p_sys->window.i_width,
1261                                p_vout->p_sys->window.i_height,
1262                                &i_x, &i_y, &i_width, &i_height );
1263
1264             /* Compute the x coordinate and check if the value is
1265                in [0,p_vout->fmt_in.i_visible_width] */
1266             val.i_int = ( xevent.xmotion.x - i_x ) *
1267                 p_vout->fmt_in.i_visible_width / i_width +
1268                 p_vout->fmt_in.i_x_offset;
1269
1270             if( (int)(xevent.xmotion.x - i_x) < 0 )
1271                 val.i_int = 0;
1272             else if( (unsigned int)val.i_int > p_vout->fmt_in.i_visible_width )
1273                 val.i_int = p_vout->fmt_in.i_visible_width;
1274
1275             var_Set( p_vout, "mouse-x", val );
1276
1277             /* compute the y coordinate and check if the value is
1278                in [0,p_vout->fmt_in.i_visible_height] */
1279             val.i_int = ( xevent.xmotion.y - i_y ) *
1280                 p_vout->fmt_in.i_visible_height / i_height +
1281                 p_vout->fmt_in.i_y_offset;
1282
1283             if( (int)(xevent.xmotion.y - i_y) < 0 )
1284                 val.i_int = 0;
1285             else if( (unsigned int)val.i_int > p_vout->fmt_in.i_visible_height )
1286                 val.i_int = p_vout->fmt_in.i_visible_height;
1287
1288             var_Set( p_vout, "mouse-y", val );
1289
1290             var_SetBool( p_vout, "mouse-moved", true );
1291
1292             p_vout->p_sys->i_time_mouse_last_moved = mdate();
1293             if( ! p_vout->p_sys->b_mouse_pointer_visible )
1294             {
1295                 ToggleCursor( p_vout );
1296             }
1297         }
1298         else if( xevent.type == ReparentNotify /* XXX: why do we get this? */
1299                   || xevent.type == MapNotify
1300                   || xevent.type == UnmapNotify )
1301         {
1302             /* Ignore these events */
1303         }
1304         else /* Other events */
1305         {
1306             msg_Warn( p_vout, "unhandled event %d received", xevent.type );
1307         }
1308     }
1309
1310     /* Handle events for video output sub-window */
1311     while( XCheckWindowEvent( p_vout->p_sys->p_display,
1312                               p_vout->p_sys->window.video_window,
1313                               ExposureMask, &xevent ) == True )
1314     {
1315         /* Window exposed (only handled if stream playback is paused) */
1316         if( xevent.type == Expose )
1317         {
1318             if( ((XExposeEvent *)&xevent)->count == 0 )
1319             {
1320                 /* (if this is the last a collection of expose events...) */
1321
1322 #if defined(MODULE_NAME_IS_xvideo)
1323                 x11_window_t *p_win = &p_vout->p_sys->window;
1324
1325                 /* Paint the colour key if needed */
1326                 if( p_vout->p_sys->b_paint_colourkey &&
1327                     xevent.xexpose.window == p_win->video_window )
1328                 {
1329                     XSetForeground( p_vout->p_sys->p_display,
1330                                     p_win->gc, p_vout->p_sys->i_colourkey );
1331                     XFillRectangle( p_vout->p_sys->p_display,
1332                                     p_win->video_window, p_win->gc, 0, 0,
1333                                     p_win->i_width, p_win->i_height );
1334                 }
1335 #endif
1336
1337 #if 0
1338                 if( p_vout->p_libvlc->p_input_bank->pp_input[0] != NULL )
1339                 {
1340                     if( PAUSE_S == p_vout->p_libvlc->p_input_bank->pp_input[0]
1341                                                    ->stream.control.i_status )
1342                     {
1343                         /* XVideoDisplay( p_vout )*/;
1344                     }
1345                 }
1346 #endif
1347             }
1348         }
1349     }
1350
1351     /* ClientMessage event - only WM_PROTOCOLS with WM_DELETE_WINDOW data
1352      * are handled - according to the man pages, the format is always 32
1353      * in this case */
1354     while( XCheckTypedEvent( p_vout->p_sys->p_display,
1355                              ClientMessage, &xevent ) )
1356     {
1357         if( (xevent.xclient.message_type == p_vout->p_sys->window.wm_protocols)
1358                && ((Atom)xevent.xclient.data.l[0]
1359                      == p_vout->p_sys->window.wm_delete_window ) )
1360         {
1361             /* the user wants to close the window */
1362             playlist_t * p_playlist = pl_Hold( p_vout );
1363             if( p_playlist != NULL )
1364             {
1365                 playlist_Stop( p_playlist );
1366                 pl_Release( p_vout );
1367             }
1368         }
1369     }
1370
1371     /*
1372      * Fullscreen Change
1373      */
1374     if ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
1375     {
1376         /* Update the object variable and trigger callback */
1377         var_SetBool( p_vout, "fullscreen", !p_vout->b_fullscreen );
1378
1379         ToggleFullScreen( p_vout );
1380         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
1381     }
1382
1383     /* autoscale toggle */
1384     if( p_vout->i_changes & VOUT_SCALE_CHANGE )
1385     {
1386         p_vout->i_changes &= ~VOUT_SCALE_CHANGE;
1387
1388         p_vout->b_autoscale = var_GetBool( p_vout, "autoscale" );
1389         p_vout->i_zoom = ZOOM_FP_FACTOR;
1390
1391         p_vout->i_changes |= VOUT_SIZE_CHANGE;
1392     }
1393
1394     /* scaling factor */
1395     if( p_vout->i_changes & VOUT_ZOOM_CHANGE )
1396     {
1397         p_vout->i_changes &= ~VOUT_ZOOM_CHANGE;
1398
1399         p_vout->b_autoscale = false;
1400         p_vout->i_zoom =
1401             (int)( ZOOM_FP_FACTOR * var_GetFloat( p_vout, "scale" ) );
1402
1403         p_vout->i_changes |= VOUT_SIZE_CHANGE;
1404     }
1405
1406     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
1407         p_vout->i_changes & VOUT_ASPECT_CHANGE )
1408     {
1409         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
1410         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
1411
1412         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
1413         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
1414         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
1415         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
1416         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
1417         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
1418         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
1419         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
1420
1421         p_vout->i_changes |= VOUT_SIZE_CHANGE;
1422     }
1423
1424     /*
1425      * Size change
1426      *
1427      * (Needs to be placed after VOUT_FULLSREEN_CHANGE because we can activate
1428      *  the size flag inside the fullscreen routine)
1429      */
1430     if( p_vout->i_changes & VOUT_SIZE_CHANGE )
1431     {
1432         unsigned int i_width, i_height, i_x, i_y;
1433
1434 #ifdef MODULE_NAME_IS_x11
1435         /* We need to signal the vout thread about the size change because it
1436          * is doing the rescaling */
1437 #else
1438         p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
1439 #endif
1440
1441         vout_PlacePicture( p_vout, p_vout->p_sys->window.i_width,
1442                            p_vout->p_sys->window.i_height,
1443                            &i_x, &i_y, &i_width, &i_height );
1444
1445         XMoveResizeWindow( p_vout->p_sys->p_display,
1446                            p_vout->p_sys->window.video_window,
1447                            i_x, i_y, i_width, i_height );
1448     }
1449
1450     /* cursor hiding depending on --vout-event option
1451      *      activated if:
1452      *            value = 1 (Fullsupport) (default value)
1453      *         or value = 2 (Fullscreen-Only) and condition met
1454      */
1455     bool b_vout_event = (   ( p_vout->p_sys->i_vout_event == 1 )
1456                          || ( p_vout->p_sys->i_vout_event == 2 && p_vout->b_fullscreen )
1457                         );
1458
1459     /* Autohide Cursour */
1460     if( mdate() - p_vout->p_sys->i_time_mouse_last_moved >
1461         p_vout->p_sys->i_mouse_hide_timeout )
1462     {
1463         /* Hide the mouse automatically */
1464         if( b_vout_event && p_vout->p_sys->b_mouse_pointer_visible )
1465         {
1466             ToggleCursor( p_vout );
1467         }
1468     }
1469
1470 #ifdef MODULE_NAME_IS_xvmc
1471     xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1472 #endif
1473
1474 #ifdef HAVE_OSSO
1475     if ( p_vout->p_sys->p_octx != NULL ) {
1476         if ( p_vout->p_sys->i_backlight_on_counter == i_backlight_on_interval ) {
1477             if ( osso_display_blanking_pause( p_vout->p_sys->p_octx ) != OSSO_OK ) {
1478                 msg_Err( p_vout, "Could not disable backlight blanking" );
1479         } else {
1480                 msg_Dbg( p_vout, "Backlight blanking disabled" );
1481             }
1482             p_vout->p_sys->i_backlight_on_counter = 0;
1483         } else {
1484             p_vout->p_sys->i_backlight_on_counter ++;
1485         }
1486     }
1487 #endif
1488     return 0;
1489 }
1490
1491 #if !defined( MODULE_NAME_IS_glx )
1492 /*****************************************************************************
1493  * EndVideo: terminate X11 video thread output method
1494  *****************************************************************************
1495  * Destroy the X11 XImages created by Init. It is called at the end of
1496  * the thread, but also each time the window is resized.
1497  *****************************************************************************/
1498 static void EndVideo( vout_thread_t *p_vout )
1499 {
1500     int i_index;
1501
1502     /* Free the direct buffers we allocated */
1503     for( i_index = I_OUTPUTPICTURES ; i_index ; )
1504     {
1505         i_index--;
1506         FreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
1507     }
1508 }
1509 #endif
1510
1511 /* following functions are local */
1512
1513 /*****************************************************************************
1514  * CreateWindow: open and set-up X11 main window
1515  *****************************************************************************/
1516 static int CreateWindow( vout_thread_t *p_vout, x11_window_t *p_win )
1517 {
1518     XSizeHints              xsize_hints;
1519     XSetWindowAttributes    xwindow_attributes;
1520     XGCValues               xgcvalues;
1521     XEvent                  xevent;
1522
1523     bool              b_map_notify = false;
1524
1525     /* Prepare window manager hints and properties */
1526     p_win->wm_protocols =
1527              XInternAtom( p_vout->p_sys->p_display, "WM_PROTOCOLS", True );
1528     p_win->wm_delete_window =
1529              XInternAtom( p_vout->p_sys->p_display, "WM_DELETE_WINDOW", True );
1530
1531     /* Never have a 0-pixel-wide window */
1532     xsize_hints.min_width = 2;
1533     xsize_hints.min_height = 1;
1534
1535     /* Prepare window attributes */
1536     xwindow_attributes.backing_store = Always;       /* save the hidden part */
1537     xwindow_attributes.background_pixel = BlackPixel(p_vout->p_sys->p_display,
1538                                                      p_vout->p_sys->i_screen);
1539     xwindow_attributes.event_mask = ExposureMask | StructureNotifyMask;
1540
1541     {
1542         vout_window_cfg_t wnd_cfg;
1543         memset( &wnd_cfg, 0, sizeof(wnd_cfg) );
1544         wnd_cfg.type   = VOUT_WINDOW_TYPE_XID;
1545         wnd_cfg.x      = p_win->i_x;
1546         wnd_cfg.y      = p_win->i_y;
1547         wnd_cfg.width  = p_win->i_width;
1548         wnd_cfg.height = p_win->i_height;
1549
1550         p_win->owner_window = vout_window_New( VLC_OBJECT(p_vout), NULL, &wnd_cfg );
1551         if( !p_win->owner_window )
1552             return VLC_EGENERIC;
1553         xsize_hints.base_width  = xsize_hints.width = p_win->i_width;
1554         xsize_hints.base_height = xsize_hints.height = p_win->i_height;
1555         xsize_hints.flags       = PSize | PMinSize;
1556
1557         if( p_win->i_x >=0 || p_win->i_y >= 0 )
1558         {
1559             xsize_hints.x = p_win->i_x;
1560             xsize_hints.y = p_win->i_y;
1561             xsize_hints.flags |= PPosition;
1562         }
1563
1564         /* Select events we are interested in. */
1565         XSelectInput( p_vout->p_sys->p_display,
1566                       p_win->owner_window->handle.xid, StructureNotifyMask );
1567
1568         /* Get the parent window's geometry information */
1569         XGetGeometry( p_vout->p_sys->p_display,
1570                       p_win->owner_window->handle.xid,
1571                       &(Window){ 0 }, &(int){ 0 }, &(int){ 0 },
1572                       &p_win->i_width,
1573                       &p_win->i_height,
1574                       &(unsigned){ 0 }, &(unsigned){ 0 } );
1575
1576         /* From man XSelectInput: only one client at a time can select a
1577          * ButtonPress event, so we need to open a new window anyway. */
1578         p_win->base_window =
1579             XCreateWindow( p_vout->p_sys->p_display,
1580                            p_win->owner_window->handle.xid,
1581                            0, 0,
1582                            p_win->i_width, p_win->i_height,
1583                            0,
1584                            0, CopyFromParent, 0,
1585                            CWBackingStore | CWBackPixel | CWEventMask,
1586                            &xwindow_attributes );
1587     }
1588
1589     if( (p_win->wm_protocols == None)        /* use WM_DELETE_WINDOW */
1590         || (p_win->wm_delete_window == None)
1591         || !XSetWMProtocols( p_vout->p_sys->p_display, p_win->base_window,
1592                              &p_win->wm_delete_window, 1 ) )
1593     {
1594         /* WM_DELETE_WINDOW is not supported by window manager */
1595         msg_Warn( p_vout, "missing or bad window manager" );
1596     }
1597
1598     /* Creation of a graphic context that doesn't generate a GraphicsExpose
1599      * event when using functions like XCopyArea */
1600     xgcvalues.graphics_exposures = False;
1601     p_win->gc = XCreateGC( p_vout->p_sys->p_display,
1602                            p_win->base_window,
1603                            GCGraphicsExposures, &xgcvalues );
1604
1605     /* Wait till the window is mapped */
1606     XMapWindow( p_vout->p_sys->p_display, p_win->base_window );
1607     do
1608     {
1609         XWindowEvent( p_vout->p_sys->p_display, p_win->base_window,
1610                       SubstructureNotifyMask | StructureNotifyMask, &xevent);
1611         if( (xevent.type == MapNotify)
1612                  && (xevent.xmap.window == p_win->base_window) )
1613         {
1614             b_map_notify = true;
1615         }
1616         else if( (xevent.type == ConfigureNotify)
1617                  && (xevent.xconfigure.window == p_win->base_window) )
1618         {
1619             p_win->i_width = xevent.xconfigure.width;
1620             p_win->i_height = xevent.xconfigure.height;
1621         }
1622     } while( !b_map_notify );
1623
1624     /* key and mouse events handling depending on --vout-event option
1625      *      activated if:
1626      *            value = 1 (Fullsupport) (default value)
1627      *         or value = 2 (Fullscreen-Only) and condition met
1628      */
1629     bool b_vout_event = (   ( p_vout->p_sys->i_vout_event == 1 )
1630                          || ( p_vout->p_sys->i_vout_event == 2 && p_vout->b_fullscreen )
1631                         );
1632     if ( b_vout_event )
1633         XSelectInput( p_vout->p_sys->p_display, p_win->base_window,
1634                       StructureNotifyMask |
1635                       ButtonPressMask | ButtonReleaseMask |
1636                       PointerMotionMask );
1637
1638 #ifdef MODULE_NAME_IS_x11
1639     if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
1640     {
1641         /* Allocate a new palette */
1642         p_vout->p_sys->colormap =
1643             XCreateColormap( p_vout->p_sys->p_display,
1644                              DefaultRootWindow( p_vout->p_sys->p_display ),
1645                              DefaultVisual( p_vout->p_sys->p_display,
1646                                             p_vout->p_sys->i_screen ),
1647                              AllocAll );
1648
1649         xwindow_attributes.colormap = p_vout->p_sys->colormap;
1650         XChangeWindowAttributes( p_vout->p_sys->p_display, p_win->base_window,
1651                                  CWColormap, &xwindow_attributes );
1652     }
1653 #endif
1654
1655     /* Create video output sub-window. */
1656     p_win->video_window =  XCreateSimpleWindow(
1657                                       p_vout->p_sys->p_display,
1658                                       p_win->base_window, 0, 0,
1659                                       p_win->i_width, p_win->i_height,
1660                                       0,
1661                                       BlackPixel( p_vout->p_sys->p_display,
1662                                                   p_vout->p_sys->i_screen ),
1663                                       WhitePixel( p_vout->p_sys->p_display,
1664                                                   p_vout->p_sys->i_screen ) );
1665
1666     XSetWindowBackground( p_vout->p_sys->p_display, p_win->video_window,
1667                           BlackPixel( p_vout->p_sys->p_display,
1668                                       p_vout->p_sys->i_screen ) );
1669
1670     XMapWindow( p_vout->p_sys->p_display, p_win->video_window );
1671     XSelectInput( p_vout->p_sys->p_display, p_win->video_window,
1672                   ExposureMask );
1673
1674     /* make sure the video window will be centered in the next ManageVideo() */
1675     p_vout->i_changes |= VOUT_SIZE_CHANGE;
1676
1677     /* If the cursor was formerly blank than blank it again */
1678     if( !p_vout->p_sys->b_mouse_pointer_visible )
1679     {
1680         ToggleCursor( p_vout );
1681         ToggleCursor( p_vout );
1682     }
1683
1684     /* Do NOT use XFlush here ! */
1685     XSync( p_vout->p_sys->p_display, False );
1686
1687     return VLC_SUCCESS;
1688 }
1689
1690 /*****************************************************************************
1691  * DestroyWindow: destroy the window
1692  *****************************************************************************
1693  *
1694  *****************************************************************************/
1695 static void DestroyWindow( vout_thread_t *p_vout, x11_window_t *p_win )
1696 {
1697     /* Do NOT use XFlush here ! */
1698     XSync( p_vout->p_sys->p_display, False );
1699
1700     if( p_win->video_window != None )
1701         XDestroyWindow( p_vout->p_sys->p_display, p_win->video_window );
1702
1703     XFreeGC( p_vout->p_sys->p_display, p_win->gc );
1704
1705     XUnmapWindow( p_vout->p_sys->p_display, p_win->base_window );
1706     XDestroyWindow( p_vout->p_sys->p_display, p_win->base_window );
1707
1708     /* make sure base window is destroyed before proceeding further */
1709     bool b_destroy_notify = false;
1710     do
1711     {
1712         XEvent      xevent;
1713         XWindowEvent( p_vout->p_sys->p_display, p_win->base_window,
1714                       SubstructureNotifyMask | StructureNotifyMask, &xevent);
1715         if( (xevent.type == DestroyNotify)
1716                  && (xevent.xmap.window == p_win->base_window) )
1717         {
1718             b_destroy_notify = true;
1719         }
1720     } while( !b_destroy_notify );
1721
1722     vout_window_Delete( p_win->owner_window );
1723 }
1724
1725 /*****************************************************************************
1726  * NewPicture: allocate a picture
1727  *****************************************************************************
1728  * Returns 0 on success, -1 otherwise
1729  *****************************************************************************/
1730 #if !defined(MODULE_NAME_IS_glx)
1731 static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
1732 {
1733 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1734     int i_plane;
1735 #endif
1736
1737     /* We know the chroma, allocate a buffer which will be used
1738      * directly by the decoder */
1739     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
1740
1741     if( p_pic->p_sys == NULL )
1742     {
1743         return -1;
1744     }
1745
1746 #ifdef MODULE_NAME_IS_xvmc
1747     p_pic->p_sys->p_vout = p_vout;
1748     p_pic->p_sys->xvmc_surf = NULL;
1749     p_pic->p_sys->xxmc_data.decoded = 0;
1750     p_pic->p_sys->xxmc_data.proc_xxmc_update_frame = xxmc_do_update_frame;
1751     //    p_pic->p_accel_data = &p_pic->p_sys->xxmc_data;
1752     p_pic->p_sys->nb_display = 0;
1753 #endif
1754
1755     /* Fill in picture_t fields */
1756     if( picture_Setup( p_pic, p_vout->output.i_chroma,
1757                        p_vout->output.i_width, p_vout->output.i_height,
1758                        p_vout->output.i_aspect ) )
1759         return -1;
1760
1761 #ifdef HAVE_SYS_SHM_H
1762     if( p_vout->p_sys->i_shm_opcode )
1763     {
1764         /* Create image using XShm extension */
1765         p_pic->p_sys->p_image =
1766             CreateShmImage( p_vout, p_vout->p_sys->p_display,
1767 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1768                             p_vout->p_sys->i_xvport,
1769                             VLC2X11_FOURCC(p_vout->output.i_chroma),
1770 #else
1771                             p_vout->p_sys->p_visual,
1772                             p_vout->p_sys->i_screen_depth,
1773 #endif
1774                             &p_pic->p_sys->shminfo,
1775                             p_vout->output.i_width, p_vout->output.i_height );
1776     }
1777
1778     if( !p_vout->p_sys->i_shm_opcode || !p_pic->p_sys->p_image )
1779 #endif /* HAVE_SYS_SHM_H */
1780     {
1781         /* Create image without XShm extension */
1782         p_pic->p_sys->p_image =
1783             CreateImage( p_vout, p_vout->p_sys->p_display,
1784 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1785                          p_vout->p_sys->i_xvport,
1786                          VLC2X11_FOURCC(p_vout->output.i_chroma),
1787                          p_pic->format.i_bits_per_pixel,
1788 #else
1789                          p_vout->p_sys->p_visual,
1790                          p_vout->p_sys->i_screen_depth,
1791                          p_vout->p_sys->i_bytes_per_pixel,
1792 #endif
1793                          p_vout->output.i_width, p_vout->output.i_height );
1794
1795 #ifdef HAVE_SYS_SHM_H
1796         if( p_pic->p_sys->p_image && p_vout->p_sys->i_shm_opcode )
1797         {
1798             msg_Warn( p_vout, "couldn't create SHM image, disabling SHM" );
1799             p_vout->p_sys->i_shm_opcode = 0;
1800         }
1801 #endif /* HAVE_SYS_SHM_H */
1802     }
1803
1804     if( p_pic->p_sys->p_image == NULL )
1805     {
1806         free( p_pic->p_sys );
1807         return -1;
1808     }
1809
1810     switch( p_vout->output.i_chroma )
1811     {
1812 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1813         case VLC_CODEC_I420:
1814         case VLC_CODEC_YV12:
1815         case VLC_CODEC_Y211:
1816         case VLC_CODEC_YUYV:
1817         case VLC_CODEC_UYVY:
1818         case VLC_CODEC_RGB15:
1819         case VLC_CODEC_RGB16:
1820         case VLC_CODEC_RGB24: /* Fixme: pixel pitch == 4 ? */
1821         case VLC_CODEC_RGB32:
1822
1823             for( i_plane = 0; i_plane < p_pic->p_sys->p_image->num_planes;
1824                  i_plane++ )
1825             {
1826                 p_pic->p[i_plane].p_pixels = (uint8_t*)p_pic->p_sys->p_image->data
1827                     + p_pic->p_sys->p_image->offsets[i_plane];
1828                 p_pic->p[i_plane].i_pitch =
1829                     p_pic->p_sys->p_image->pitches[i_plane];
1830             }
1831             if( p_vout->output.i_chroma == VLC_CODEC_YV12 )
1832             {
1833                 /* U and V inverted compared to I420
1834                  * Fixme: this should be handled by the vout core */
1835                 p_pic->U_PIXELS = (uint8_t*)p_pic->p_sys->p_image->data
1836                     + p_pic->p_sys->p_image->offsets[2];
1837                 p_pic->V_PIXELS = (uint8_t*)p_pic->p_sys->p_image->data
1838                     + p_pic->p_sys->p_image->offsets[1];
1839             }
1840
1841             break;
1842
1843 #else
1844         case VLC_CODEC_RGB8:
1845         case VLC_CODEC_RGB16:
1846         case VLC_CODEC_RGB15:
1847         case VLC_CODEC_RGB24:
1848         case VLC_CODEC_RGB32:
1849
1850             p_pic->p->i_lines = p_pic->p_sys->p_image->height;
1851             p_pic->p->i_visible_lines = p_pic->p_sys->p_image->height;
1852             p_pic->p->p_pixels = (uint8_t*)p_pic->p_sys->p_image->data
1853                                   + p_pic->p_sys->p_image->xoffset;
1854             p_pic->p->i_pitch = p_pic->p_sys->p_image->bytes_per_line;
1855
1856             /* p_pic->p->i_pixel_pitch = 4 for RV24 but this should be set
1857              * properly by picture_Setup() */
1858             p_pic->p->i_visible_pitch = p_pic->p->i_pixel_pitch
1859                                          * p_pic->p_sys->p_image->width;
1860             break;
1861 #endif
1862
1863         default:
1864             /* Unknown chroma, tell the guy to get lost */
1865             IMAGE_FREE( p_pic->p_sys->p_image );
1866             free( p_pic->p_sys );
1867             msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
1868                      p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
1869             p_pic->i_planes = 0;
1870             return -1;
1871     }
1872     return 0;
1873 }
1874
1875 /*****************************************************************************
1876  * FreePicture: destroy a picture allocated with NewPicture
1877  *****************************************************************************
1878  * Destroy XImage AND associated data. If using Shm, detach shared memory
1879  * segment from server and process, then free it. The XDestroyImage manpage
1880  * says that both the image structure _and_ the data pointed to by the
1881  * image structure are freed, so no need to free p_image->data.
1882  *****************************************************************************/
1883 static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
1884 {
1885     /* The order of operations is correct */
1886 #ifdef HAVE_SYS_SHM_H
1887     if( p_vout->p_sys->i_shm_opcode )
1888     {
1889         XShmDetach( p_vout->p_sys->p_display, &p_pic->p_sys->shminfo );
1890         IMAGE_FREE( p_pic->p_sys->p_image );
1891
1892         shmctl( p_pic->p_sys->shminfo.shmid, IPC_RMID, 0 );
1893         if( shmdt( p_pic->p_sys->shminfo.shmaddr ) )
1894         {
1895             msg_Err( p_vout, "cannot detach shared memory (%m)" );
1896         }
1897     }
1898     else
1899 #endif
1900     {
1901         IMAGE_FREE( p_pic->p_sys->p_image );
1902     }
1903
1904 #ifdef MODULE_NAME_IS_xvmc
1905     if( p_pic->p_sys->xvmc_surf != NULL )
1906     {
1907         xxmc_xvmc_free_surface(p_vout , p_pic->p_sys->xvmc_surf);
1908         p_pic->p_sys->xvmc_surf = NULL;
1909     }
1910 #endif
1911
1912     /* Do NOT use XFlush here ! */
1913     XSync( p_vout->p_sys->p_display, False );
1914
1915     free( p_pic->p_sys );
1916 }
1917 #endif /* !MODULE_NAME_IS_glx */
1918
1919 /*****************************************************************************
1920  * ToggleFullScreen: Enable or disable full screen mode
1921  *****************************************************************************
1922  * This function will switch between fullscreen and window mode.
1923  *****************************************************************************/
1924 static void ToggleFullScreen ( vout_thread_t *p_vout )
1925 {
1926     p_vout->b_fullscreen = !p_vout->b_fullscreen;
1927     vout_window_SetFullScreen( p_vout->p_sys->window.owner_window,
1928                                p_vout->b_fullscreen );
1929
1930 #ifdef HAVE_XSP
1931     if( p_vout->b_fullscreen )
1932         EnablePixelDoubling( p_vout );
1933     else
1934         DisablePixelDoubling( p_vout );
1935 #endif
1936 }
1937
1938 /*****************************************************************************
1939  * EnableXScreenSaver: enable screen saver
1940  *****************************************************************************
1941  * This function enables the screen saver on a display after it has been
1942  * disabled by XDisableScreenSaver.
1943  * FIXME: what happens if multiple vlc sessions are running at the same
1944  *        time ???
1945  *****************************************************************************/
1946 static void EnableXScreenSaver( vout_thread_t *p_vout )
1947 {
1948 #ifdef DPMSINFO_IN_DPMS_H
1949     int dummy;
1950 #endif
1951
1952     if( p_vout->p_sys->i_ss_timeout )
1953     {
1954         XSetScreenSaver( p_vout->p_sys->p_display, p_vout->p_sys->i_ss_timeout,
1955                          p_vout->p_sys->i_ss_interval,
1956                          p_vout->p_sys->i_ss_blanking,
1957                          p_vout->p_sys->i_ss_exposure );
1958     }
1959
1960     /* Restore DPMS settings */
1961 #ifdef DPMSINFO_IN_DPMS_H
1962     if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
1963     {
1964         if( p_vout->p_sys->b_ss_dpms )
1965         {
1966             DPMSEnable( p_vout->p_sys->p_display );
1967         }
1968     }
1969 #endif
1970 }
1971
1972 /*****************************************************************************
1973  * DisableXScreenSaver: disable screen saver
1974  *****************************************************************************
1975  * See XEnableXScreenSaver
1976  *****************************************************************************/
1977 static void DisableXScreenSaver( vout_thread_t *p_vout )
1978 {
1979 #ifdef DPMSINFO_IN_DPMS_H
1980     int dummy;
1981 #endif
1982
1983     /* Save screen saver information */
1984     XGetScreenSaver( p_vout->p_sys->p_display, &p_vout->p_sys->i_ss_timeout,
1985                      &p_vout->p_sys->i_ss_interval,
1986                      &p_vout->p_sys->i_ss_blanking,
1987                      &p_vout->p_sys->i_ss_exposure );
1988
1989     /* Disable screen saver */
1990     if( p_vout->p_sys->i_ss_timeout )
1991     {
1992         XSetScreenSaver( p_vout->p_sys->p_display, 0,
1993                          p_vout->p_sys->i_ss_interval,
1994                          p_vout->p_sys->i_ss_blanking,
1995                          p_vout->p_sys->i_ss_exposure );
1996     }
1997
1998     /* Disable DPMS */
1999 #ifdef DPMSINFO_IN_DPMS_H
2000     if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
2001     {
2002         CARD16 unused;
2003         /* Save DPMS current state */
2004         DPMSInfo( p_vout->p_sys->p_display, &unused,
2005                   &p_vout->p_sys->b_ss_dpms );
2006         DPMSDisable( p_vout->p_sys->p_display );
2007    }
2008 #endif
2009 }
2010
2011 /*****************************************************************************
2012  * CreateCursor: create a blank mouse pointer
2013  *****************************************************************************/
2014 static void CreateCursor( vout_thread_t *p_vout )
2015 {
2016     XColor cursor_color;
2017
2018     p_vout->p_sys->cursor_pixmap =
2019         XCreatePixmap( p_vout->p_sys->p_display,
2020                        DefaultRootWindow( p_vout->p_sys->p_display ),
2021                        1, 1, 1 );
2022
2023     XParseColor( p_vout->p_sys->p_display,
2024                  XCreateColormap( p_vout->p_sys->p_display,
2025                                   DefaultRootWindow(
2026                                                     p_vout->p_sys->p_display ),
2027                                   DefaultVisual(
2028                                                 p_vout->p_sys->p_display,
2029                                                 p_vout->p_sys->i_screen ),
2030                                   AllocNone ),
2031                  "black", &cursor_color );
2032
2033     p_vout->p_sys->blank_cursor =
2034         XCreatePixmapCursor( p_vout->p_sys->p_display,
2035                              p_vout->p_sys->cursor_pixmap,
2036                              p_vout->p_sys->cursor_pixmap,
2037                              &cursor_color, &cursor_color, 1, 1 );
2038 }
2039
2040 /*****************************************************************************
2041  * DestroyCursor: destroy the blank mouse pointer
2042  *****************************************************************************/
2043 static void DestroyCursor( vout_thread_t *p_vout )
2044 {
2045     XFreePixmap( p_vout->p_sys->p_display, p_vout->p_sys->cursor_pixmap );
2046 }
2047
2048 /*****************************************************************************
2049  * ToggleCursor: hide or show the mouse pointer
2050  *****************************************************************************
2051  * This function hides the X pointer if it is visible by setting the pointer
2052  * sprite to a blank one. To show it again, we disable the sprite.
2053  *****************************************************************************/
2054 static void ToggleCursor( vout_thread_t *p_vout )
2055 {
2056     if( p_vout->p_sys->b_mouse_pointer_visible )
2057     {
2058         XDefineCursor( p_vout->p_sys->p_display,
2059                        p_vout->p_sys->window.base_window,
2060                        p_vout->p_sys->blank_cursor );
2061         p_vout->p_sys->b_mouse_pointer_visible = 0;
2062     }
2063     else
2064     {
2065         XUndefineCursor( p_vout->p_sys->p_display,
2066                          p_vout->p_sys->window.base_window );
2067         p_vout->p_sys->b_mouse_pointer_visible = 1;
2068     }
2069 }
2070
2071 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
2072 /*****************************************************************************
2073  * XVideoGetPort: get YUV12 port
2074  *****************************************************************************/
2075 static int XVideoGetPort( vout_thread_t *p_vout,
2076                           vlc_fourcc_t i_chroma, picture_heap_t *p_heap )
2077 {
2078     XvAdaptorInfo *p_adaptor;
2079     unsigned int i;
2080     unsigned int i_adaptor, i_num_adaptors;
2081     int i_requested_adaptor;
2082     int i_selected_port;
2083
2084     switch( XvQueryExtension( p_vout->p_sys->p_display, &i, &i, &i, &i, &i ) )
2085     {
2086         case Success:
2087             break;
2088
2089         case XvBadExtension:
2090             msg_Warn( p_vout, "XvBadExtension" );
2091             return -1;
2092
2093         case XvBadAlloc:
2094             msg_Warn( p_vout, "XvBadAlloc" );
2095             return -1;
2096
2097         default:
2098             msg_Warn( p_vout, "XvQueryExtension failed" );
2099             return -1;
2100     }
2101
2102     switch( XvQueryAdaptors( p_vout->p_sys->p_display,
2103                              DefaultRootWindow( p_vout->p_sys->p_display ),
2104                              &i_num_adaptors, &p_adaptor ) )
2105     {
2106         case Success:
2107             break;
2108
2109         case XvBadExtension:
2110             msg_Warn( p_vout, "XvBadExtension for XvQueryAdaptors" );
2111             return -1;
2112
2113         case XvBadAlloc:
2114             msg_Warn( p_vout, "XvBadAlloc for XvQueryAdaptors" );
2115             return -1;
2116
2117         default:
2118             msg_Warn( p_vout, "XvQueryAdaptors failed" );
2119             return -1;
2120     }
2121
2122     i_selected_port = -1;
2123 #ifdef MODULE_NAME_IS_xvmc
2124     i_requested_adaptor = config_GetInt( p_vout, "xvmc-adaptor" );
2125 #else
2126     i_requested_adaptor = config_GetInt( p_vout, "xvideo-adaptor" );
2127 #endif
2128     for( i_adaptor = 0; i_adaptor < i_num_adaptors; ++i_adaptor )
2129     {
2130         XvImageFormatValues *p_formats;
2131         int i_format, i_num_formats;
2132         int i_port;
2133
2134         /* If we requested an adaptor and it's not this one, we aren't
2135          * interested */
2136         if( i_requested_adaptor != -1 && ((int)i_adaptor != i_requested_adaptor) )
2137         {
2138             continue;
2139         }
2140
2141         /* If the adaptor doesn't have the required properties, skip it */
2142         if( !( p_adaptor[ i_adaptor ].type & XvInputMask ) ||
2143             !( p_adaptor[ i_adaptor ].type & XvImageMask ) )
2144         {
2145             continue;
2146         }
2147
2148         /* Check that adaptor supports our requested format... */
2149         p_formats = XvListImageFormats( p_vout->p_sys->p_display,
2150                                         p_adaptor[i_adaptor].base_id,
2151                                         &i_num_formats );
2152
2153         for( i_format = 0;
2154              i_format < i_num_formats && ( i_selected_port == -1 );
2155              i_format++ )
2156         {
2157             XvAttribute     *p_attr;
2158             int             i_attr, i_num_attributes;
2159             Atom            autopaint = None, colorkey = None;
2160
2161             /* If this is not the format we want, or at least a
2162              * similar one, forget it */
2163             if( !vout_ChromaCmp( p_formats[ i_format ].id, i_chroma ) )
2164             {
2165                 continue;
2166             }
2167
2168             /* Look for the first available port supporting this format */
2169             for( i_port = p_adaptor[i_adaptor].base_id;
2170                  ( i_port < (int)(p_adaptor[i_adaptor].base_id
2171                                    + p_adaptor[i_adaptor].num_ports) )
2172                    && ( i_selected_port == -1 );
2173                  i_port++ )
2174             {
2175                 if( XvGrabPort( p_vout->p_sys->p_display, i_port, CurrentTime )
2176                      == Success )
2177                 {
2178                     i_selected_port = i_port;
2179                     p_heap->i_chroma = p_formats[ i_format ].id;
2180 #if XvVersion > 2 || ( XvVersion == 2 && XvRevision >= 2 )
2181                     p_heap->i_rmask = p_formats[ i_format ].red_mask;
2182                     p_heap->i_gmask = p_formats[ i_format ].green_mask;
2183                     p_heap->i_bmask = p_formats[ i_format ].blue_mask;
2184 #endif
2185                 }
2186             }
2187
2188             /* If no free port was found, forget it */
2189             if( i_selected_port == -1 )
2190             {
2191                 continue;
2192             }
2193
2194             /* If we found a port, print information about it */
2195             msg_Dbg( p_vout, "adaptor %i, port %i, format 0x%x (%4.4s) %s",
2196                      i_adaptor, i_selected_port, p_formats[ i_format ].id,
2197                      (char *)&p_formats[ i_format ].id,
2198                      ( p_formats[ i_format ].format == XvPacked ) ?
2199                          "packed" : "planar" );
2200
2201             /* Use XV_AUTOPAINT_COLORKEY if supported, otherwise we will
2202              * manually paint the colour key */
2203             p_attr = XvQueryPortAttributes( p_vout->p_sys->p_display,
2204                                             i_selected_port,
2205                                             &i_num_attributes );
2206
2207             for( i_attr = 0; i_attr < i_num_attributes; i_attr++ )
2208             {
2209                 if( !strcmp( p_attr[i_attr].name, "XV_AUTOPAINT_COLORKEY" ) )
2210                 {
2211                     autopaint = XInternAtom( p_vout->p_sys->p_display,
2212                                              "XV_AUTOPAINT_COLORKEY", False );
2213                     XvSetPortAttribute( p_vout->p_sys->p_display,
2214                                         i_selected_port, autopaint, 1 );
2215                 }
2216                 if( !strcmp( p_attr[i_attr].name, "XV_COLORKEY" ) )
2217                 {
2218                     /* Find out the default colour key */
2219                     colorkey = XInternAtom( p_vout->p_sys->p_display,
2220                                             "XV_COLORKEY", False );
2221                     XvGetPortAttribute( p_vout->p_sys->p_display,
2222                                         i_selected_port, colorkey,
2223                                         &p_vout->p_sys->i_colourkey );
2224                 }
2225             }
2226             p_vout->p_sys->b_paint_colourkey =
2227                 autopaint == None && colorkey != None;
2228
2229             if( p_attr != NULL )
2230             {
2231                 XFree( p_attr );
2232             }
2233         }
2234
2235         if( p_formats != NULL )
2236         {
2237             XFree( p_formats );
2238         }
2239
2240     }
2241
2242     if( i_num_adaptors > 0 )
2243     {
2244         XvFreeAdaptorInfo( p_adaptor );
2245     }
2246
2247     if( i_selected_port == -1 )
2248     {
2249         int i_chroma_tmp = X112VLC_FOURCC( i_chroma );
2250         if( i_requested_adaptor == -1 )
2251         {
2252             msg_Warn( p_vout, "no free XVideo port found for format "
2253                       "0x%.8x (%4.4s)", i_chroma_tmp, (char*)&i_chroma_tmp );
2254         }
2255         else
2256         {
2257             msg_Warn( p_vout, "XVideo adaptor %i does not have a free "
2258                       "XVideo port for format 0x%.8x (%4.4s)",
2259                       i_requested_adaptor, i_chroma_tmp, (char*)&i_chroma_tmp );
2260         }
2261     }
2262
2263     return i_selected_port;
2264 }
2265
2266 /*****************************************************************************
2267  * XVideoReleasePort: release YUV12 port
2268  *****************************************************************************/
2269 static void XVideoReleasePort( vout_thread_t *p_vout, int i_port )
2270 {
2271     XvUngrabPort( p_vout->p_sys->p_display, i_port, CurrentTime );
2272 }
2273 #endif
2274
2275 /*****************************************************************************
2276  * InitDisplay: open and initialize X11 device
2277  *****************************************************************************
2278  * Create a window according to video output given size, and set other
2279  * properties according to the display properties.
2280  *****************************************************************************/
2281 static int InitDisplay( vout_thread_t *p_vout )
2282 {
2283 #ifdef MODULE_NAME_IS_x11
2284     XPixmapFormatValues *       p_formats;                 /* pixmap formats */
2285     XVisualInfo *               p_xvisual;            /* visuals information */
2286     XVisualInfo                 xvisual_template;         /* visual template */
2287     int                         i_count, i;                    /* array size */
2288 #endif
2289
2290 #ifdef HAVE_SYS_SHM_H
2291     p_vout->p_sys->i_shm_opcode = 0;
2292
2293     if( config_GetInt( p_vout, MODULE_STRING "-shm" ) > 0 )
2294     {
2295         int major, evt, err;
2296
2297         if( XQueryExtension( p_vout->p_sys->p_display, "MIT-SHM", &major,
2298                              &evt, &err )
2299          && XShmQueryExtension( p_vout->p_sys->p_display ) )
2300             p_vout->p_sys->i_shm_opcode = major;
2301
2302         if( p_vout->p_sys->i_shm_opcode )
2303         {
2304             int minor;
2305             Bool pixmaps;
2306
2307             XShmQueryVersion( p_vout->p_sys->p_display, &major, &minor,
2308                               &pixmaps );
2309             msg_Dbg( p_vout, "XShm video extension v%d.%d "
2310                      "(with%s pixmaps, opcode: %d)",
2311                      major, minor, pixmaps ? "" : "out",
2312                      p_vout->p_sys->i_shm_opcode );
2313         }
2314         else
2315             msg_Warn( p_vout, "XShm video extension not available" );
2316     }
2317     else
2318         msg_Dbg( p_vout, "XShm video extension disabled" );
2319 #endif
2320
2321 #ifdef MODULE_NAME_IS_xvideo
2322     /* XXX The brightness and contrast values should be read from environment
2323      * XXX variables... */
2324 #if 0
2325     XVideoSetAttribute( p_vout, "XV_BRIGHTNESS", 0.5 );
2326     XVideoSetAttribute( p_vout, "XV_CONTRAST",   0.5 );
2327 #endif
2328 #endif
2329
2330 #ifdef MODULE_NAME_IS_x11
2331     /* Initialize structure */
2332     p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
2333
2334     /* Get screen depth */
2335     p_vout->p_sys->i_screen_depth = XDefaultDepth( p_vout->p_sys->p_display,
2336                                                    p_vout->p_sys->i_screen );
2337     switch( p_vout->p_sys->i_screen_depth )
2338     {
2339     case 8:
2340         /*
2341          * Screen depth is 8bpp. Use PseudoColor visual with private colormap.
2342          */
2343         xvisual_template.screen =   p_vout->p_sys->i_screen;
2344         xvisual_template.class =    DirectColor;
2345         p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2346                                     VisualScreenMask | VisualClassMask,
2347                                     &xvisual_template, &i_count );
2348         if( p_xvisual == NULL )
2349         {
2350             msg_Err( p_vout, "no PseudoColor visual available" );
2351             return VLC_EGENERIC;
2352         }
2353         p_vout->p_sys->i_bytes_per_pixel = 1;
2354         p_vout->output.pf_setpalette = SetPalette;
2355         break;
2356     case 15:
2357     case 16:
2358     case 24:
2359     default:
2360         /*
2361          * Screen depth is higher than 8bpp. TrueColor visual is used.
2362          */
2363         xvisual_template.screen =   p_vout->p_sys->i_screen;
2364         xvisual_template.class =    TrueColor;
2365 /* In some cases, we get a truecolor class adaptor that has a different
2366    color depth. So try to get a real true color one first */
2367         xvisual_template.depth =    p_vout->p_sys->i_screen_depth;
2368
2369         p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2370                                     VisualScreenMask | VisualClassMask |
2371                                     VisualDepthMask,
2372                                     &xvisual_template, &i_count );
2373         if( p_xvisual == NULL )
2374         {
2375             msg_Warn( p_vout, "No screen matching the required color depth" );
2376             p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2377                                     VisualScreenMask | VisualClassMask,
2378                                     &xvisual_template, &i_count );
2379             if( p_xvisual == NULL )
2380             {
2381
2382                 msg_Err( p_vout, "no TrueColor visual available" );
2383                 return VLC_EGENERIC;
2384             }
2385         }
2386
2387         p_vout->output.i_rmask = p_xvisual->red_mask;
2388         p_vout->output.i_gmask = p_xvisual->green_mask;
2389         p_vout->output.i_bmask = p_xvisual->blue_mask;
2390
2391         /* There is no difference yet between 3 and 4 Bpp. The only way
2392          * to find the actual number of bytes per pixel is to list supported
2393          * pixmap formats. */
2394         p_formats = XListPixmapFormats( p_vout->p_sys->p_display, &i_count );
2395         p_vout->p_sys->i_bytes_per_pixel = 0;
2396
2397         for( i = 0; i < i_count; i++ )
2398         {
2399             /* Under XFree4.0, the list contains pixmap formats available
2400              * through all video depths ; so we have to check against current
2401              * depth. */
2402             if( p_formats[i].depth == (int)p_vout->p_sys->i_screen_depth )
2403             {
2404                 if( p_formats[i].bits_per_pixel / 8
2405                         > (int)p_vout->p_sys->i_bytes_per_pixel )
2406                 {
2407                     p_vout->p_sys->i_bytes_per_pixel =
2408                         p_formats[i].bits_per_pixel / 8;
2409                 }
2410             }
2411         }
2412         if( p_formats ) XFree( p_formats );
2413
2414         break;
2415     }
2416     p_vout->p_sys->p_visual = p_xvisual->visual;
2417     XFree( p_xvisual );
2418 #endif
2419
2420     return VLC_SUCCESS;
2421 }
2422
2423 #ifndef MODULE_NAME_IS_glx
2424
2425 #ifdef HAVE_SYS_SHM_H
2426 /*****************************************************************************
2427  * CreateShmImage: create an XImage or XvImage using shared memory extension
2428  *****************************************************************************
2429  * Prepare an XImage or XvImage for display function.
2430  * The order of the operations respects the recommandations of the mit-shm
2431  * document by J.Corbet and K.Packard. Most of the parameters were copied from
2432  * there. See http://ftp.xfree86.org/pub/XFree86/4.0/doc/mit-shm.TXT
2433  *****************************************************************************/
2434 IMAGE_TYPE * CreateShmImage( vout_thread_t *p_vout,
2435                                     Display* p_display, EXTRA_ARGS_SHM,
2436                                     int i_width, int i_height )
2437 {
2438     IMAGE_TYPE *p_image;
2439     Status result;
2440
2441     /* Create XImage / XvImage */
2442 #ifdef MODULE_NAME_IS_xvideo
2443     p_image = XvShmCreateImage( p_display, i_xvport, i_chroma, 0,
2444                                 i_width, i_height, p_shm );
2445 #elif defined(MODULE_NAME_IS_xvmc)
2446     p_image = XvShmCreateImage( p_display, i_xvport, i_chroma, 0,
2447                                 i_width, i_height, p_shm );
2448 #else
2449     p_image = XShmCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2450                                p_shm, i_width, i_height );
2451 #endif
2452     if( p_image == NULL )
2453     {
2454         msg_Err( p_vout, "image creation failed" );
2455         return NULL;
2456     }
2457
2458     /* For too big image, the buffer returned is sometimes too small, prevent
2459      * VLC to segfault because of it
2460      * FIXME is it normal ? Is there a way to detect it
2461      * before (XvQueryBestSize did not) ? */
2462     if( p_image->width < i_width || p_image->height < i_height )
2463     {
2464         msg_Err( p_vout, "cannot allocate shared image data with the right size "
2465                          "(%dx%d instead of %dx%d)",
2466                          p_image->width, p_image->height,
2467                          i_width, i_height );
2468         IMAGE_FREE( p_image );
2469         return NULL;
2470     }
2471
2472     /* Allocate shared memory segment. */
2473     p_shm->shmid = shmget( IPC_PRIVATE, DATA_SIZE(p_image), IPC_CREAT | 0600 );
2474     if( p_shm->shmid < 0 )
2475     {
2476         msg_Err( p_vout, "cannot allocate shared image data (%m)" );
2477         IMAGE_FREE( p_image );
2478         return NULL;
2479     }
2480
2481     /* Attach shared memory segment to process (read/write) */
2482     p_shm->shmaddr = p_image->data = shmat( p_shm->shmid, 0, 0 );
2483     if(! p_shm->shmaddr )
2484     {
2485         msg_Err( p_vout, "cannot attach shared memory (%m)" );
2486         IMAGE_FREE( p_image );
2487         shmctl( p_shm->shmid, IPC_RMID, 0 );
2488         return NULL;
2489     }
2490
2491     /* Read-only data. We won't be using XShmGetImage */
2492     p_shm->readOnly = True;
2493
2494     /* Attach shared memory segment to X server */
2495     XSynchronize( p_display, True );
2496     i_shm_major = p_vout->p_sys->i_shm_opcode;
2497     result = XShmAttach( p_display, p_shm );
2498     if( result == False || !i_shm_major )
2499     {
2500         msg_Err( p_vout, "cannot attach shared memory to X server" );
2501         IMAGE_FREE( p_image );
2502         shmctl( p_shm->shmid, IPC_RMID, 0 );
2503         shmdt( p_shm->shmaddr );
2504         return NULL;
2505     }
2506     XSynchronize( p_display, False );
2507
2508     /* Send image to X server. This instruction is required, since having
2509      * built a Shm XImage and not using it causes an error on XCloseDisplay,
2510      * and remember NOT to use XFlush ! */
2511     XSync( p_display, False );
2512
2513 #if 0
2514     /* Mark the shm segment to be removed when there are no more
2515      * attachements, so it is automatic on process exit or after shmdt */
2516     shmctl( p_shm->shmid, IPC_RMID, 0 );
2517 #endif
2518
2519     return p_image;
2520 }
2521 #endif
2522
2523 /*****************************************************************************
2524  * CreateImage: create an XImage or XvImage
2525  *****************************************************************************
2526  * Create a simple image used as a buffer.
2527  *****************************************************************************/
2528 static IMAGE_TYPE * CreateImage( vout_thread_t *p_vout,
2529                                  Display *p_display, EXTRA_ARGS,
2530                                  int i_width, int i_height )
2531 {
2532     uint8_t *    p_data;                          /* image data storage zone */
2533     IMAGE_TYPE *p_image;
2534 #ifdef MODULE_NAME_IS_x11
2535     int         i_quantum;                     /* XImage quantum (see below) */
2536     int         i_bytes_per_line;
2537 #endif
2538
2539     /* Allocate memory for image */
2540 #ifdef MODULE_NAME_IS_xvideo
2541     p_data = malloc( i_width * i_height * i_bits_per_pixel / 8 );
2542 #elif defined(MODULE_NAME_IS_x11)
2543     i_bytes_per_line = i_width * i_bytes_per_pixel;
2544     p_data = malloc( i_bytes_per_line * i_height );
2545 #endif
2546     if( !p_data )
2547         return NULL;
2548
2549 #ifdef MODULE_NAME_IS_x11
2550     /* Optimize the quantum of a scanline regarding its size - the quantum is
2551        a diviser of the number of bits between the start of two scanlines. */
2552     if( i_bytes_per_line & 0xf )
2553     {
2554         i_quantum = 0x8;
2555     }
2556     else if( i_bytes_per_line & 0x10 )
2557     {
2558         i_quantum = 0x10;
2559     }
2560     else
2561     {
2562         i_quantum = 0x20;
2563     }
2564 #endif
2565
2566     /* Create XImage. p_data will be automatically freed */
2567 #ifdef MODULE_NAME_IS_xvideo
2568     p_image = XvCreateImage( p_display, i_xvport, i_chroma,
2569                              (char *)p_data, i_width, i_height );
2570 #elif defined(MODULE_NAME_IS_x11)
2571     p_image = XCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2572                             (char *)p_data, i_width, i_height, i_quantum, 0 );
2573 #endif
2574     if( p_image == NULL )
2575     {
2576         msg_Err( p_vout, "XCreateImage() failed" );
2577         free( p_data );
2578         return NULL;
2579     }
2580
2581     return p_image;
2582 }
2583
2584 #endif
2585 /*****************************************************************************
2586  * X11ErrorHandler: replace error handler so we can intercept some of them
2587  *****************************************************************************/
2588 static int X11ErrorHandler( Display * display, XErrorEvent * event )
2589 {
2590     char txt[1024];
2591
2592     XGetErrorText( display, event->error_code, txt, sizeof( txt ) );
2593     fprintf( stderr,
2594              "[????????] x11 video output error: X11 request %u.%u failed "
2595               "with error code %u:\n %s\n",
2596              event->request_code, event->minor_code, event->error_code, txt );
2597
2598     switch( event->request_code )
2599     {
2600     case X_SetInputFocus:
2601         /* Ignore errors on XSetInputFocus()
2602          * (they happen when a window is not yet mapped) */
2603         return 0;
2604     }
2605
2606 #ifdef HAVE_SYS_SHM_H
2607     if( event->request_code == i_shm_major ) /* MIT-SHM */
2608     {
2609         fprintf( stderr,
2610                  "[????????] x11 video output notice:"
2611                  " buggy X11 server claims shared memory\n"
2612                  "[????????] x11 video output notice:"
2613                  " support though it does not work (OpenSSH?)\n" );
2614         return i_shm_major = 0;
2615     }
2616 #endif
2617
2618 #ifndef HAVE_OSSO
2619     XSetErrorHandler(NULL);
2620     return (XSetErrorHandler(X11ErrorHandler))( display, event );
2621 #else
2622     /* Work-around Maemo Xvideo bug */
2623     return 0;
2624 #endif
2625 }
2626
2627 #ifdef MODULE_NAME_IS_x11
2628 /*****************************************************************************
2629  * SetPalette: sets an 8 bpp palette
2630  *****************************************************************************
2631  * This function sets the palette given as an argument. It does not return
2632  * anything, but could later send information on which colors it was unable
2633  * to set.
2634  *****************************************************************************/
2635 static void SetPalette( vout_thread_t *p_vout,
2636                         uint16_t *red, uint16_t *green, uint16_t *blue )
2637 {
2638     int i;
2639     XColor p_colors[255];
2640
2641     /* allocate palette */
2642     for( i = 0; i < 255; i++ )
2643     {
2644         /* kludge: colors are indexed reversely because color 255 seems
2645          * to be reserved for black even if we try to set it to white */
2646         p_colors[ i ].pixel = 255 - i;
2647         p_colors[ i ].pad   = 0;
2648         p_colors[ i ].flags = DoRed | DoGreen | DoBlue;
2649         p_colors[ i ].red   = red[ 255 - i ];
2650         p_colors[ i ].blue  = blue[ 255 - i ];
2651         p_colors[ i ].green = green[ 255 - i ];
2652     }
2653
2654     XStoreColors( p_vout->p_sys->p_display,
2655                   p_vout->p_sys->colormap, p_colors, 255 );
2656 }
2657 #endif
2658
2659 /*****************************************************************************
2660  * Control: control facility for the vout
2661  *****************************************************************************/
2662 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
2663 {
2664     unsigned int i_width, i_height;
2665
2666     switch( i_query )
2667     {
2668         case VOUT_SET_SIZE:
2669             i_width  = va_arg( args, unsigned int );
2670             i_height = va_arg( args, unsigned int );
2671             if( !i_width ) i_width = p_vout->i_window_width;
2672             if( !i_height ) i_height = p_vout->i_window_height;
2673
2674             return vout_window_SetSize( p_vout->p_sys->window.owner_window,
2675                                         i_width, i_height);
2676
2677         case VOUT_SET_STAY_ON_TOP:
2678             return vout_window_SetOnTop( p_vout->p_sys->window.owner_window,
2679                                          va_arg( args, int ) );
2680
2681        default:
2682             return VLC_EGENERIC;
2683     }
2684 }