[x11 vout] Fix x11 fullscreen behaviour. Patch by Raster!
[vlc.git] / 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_keys.h>
39
40 #include <errno.h>                                                 /* ENOMEM */
41
42 #ifdef HAVE_MACHINE_PARAM_H
43     /* BSD */
44 #   include <machine/param.h>
45 #   include <sys/types.h>                                  /* typedef ushort */
46 #   include <sys/ipc.h>
47 #endif
48
49 #ifndef WIN32
50 #   include <netinet/in.h>                            /* BSD: struct in_addr */
51 #endif
52
53 #ifdef HAVE_XSP
54 #include <X11/extensions/Xsp.h>
55 #endif
56
57 #ifdef HAVE_SYS_SHM_H
58 #   include <sys/shm.h>                                /* shmget(), shmctl() */
59 #endif
60
61 #include <X11/Xlib.h>
62 #include <X11/Xproto.h>
63 #include <X11/Xmd.h>
64 #include <X11/Xutil.h>
65 #include <X11/keysym.h>
66 #include <X11/XF86keysym.h>
67 #ifdef HAVE_SYS_SHM_H
68 #   include <X11/extensions/XShm.h>
69 #endif
70 #ifdef DPMSINFO_IN_DPMS_H
71 #   include <X11/extensions/dpms.h>
72 #endif
73
74 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
75 #   include <X11/extensions/Xv.h>
76 #   include <X11/extensions/Xvlib.h>
77 #endif
78
79 #ifdef MODULE_NAME_IS_glx
80 #   include <GL/glx.h>
81 #endif
82
83 #ifdef HAVE_XINERAMA
84 #   include <X11/extensions/Xinerama.h>
85 #endif
86
87 #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
88 #   include <X11/extensions/xf86vmode.h>
89 #endif
90
91 #ifdef MODULE_NAME_IS_xvmc
92 #   include <X11/extensions/vldXvMC.h>
93 #   include "../../codec/xvmc/accel_xvmc.h"
94 #endif
95
96 #include "xcommon.h"
97
98 /*****************************************************************************
99  * Local prototypes
100  *****************************************************************************/
101 int  Activate   ( vlc_object_t * );
102 void Deactivate ( vlc_object_t * );
103
104 static int  InitVideo      ( vout_thread_t * );
105 static void EndVideo       ( vout_thread_t * );
106 static void DisplayVideo   ( vout_thread_t *, picture_t * );
107 static int  ManageVideo    ( vout_thread_t * );
108 static int  Control        ( vout_thread_t *, int, va_list );
109
110 static int  InitDisplay    ( vout_thread_t * );
111
112 static int  CreateWindow   ( vout_thread_t *, x11_window_t * );
113 static void DestroyWindow  ( vout_thread_t *, x11_window_t * );
114
115 static int  NewPicture     ( vout_thread_t *, picture_t * );
116 static void FreePicture    ( vout_thread_t *, picture_t * );
117
118 #ifndef MODULE_NAME_IS_glx
119 static IMAGE_TYPE *CreateImage    ( vout_thread_t *,
120                                     Display *, EXTRA_ARGS, int, int );
121 #endif
122
123 #ifdef HAVE_SYS_SHM_H
124 #ifndef MODULE_NAME_IS_glx
125 IMAGE_TYPE *CreateShmImage ( vout_thread_t *,
126                                     Display *, EXTRA_ARGS_SHM, int, int );
127 #endif
128 static int i_shm_major = 0;
129 #endif
130
131 static void ToggleFullScreen      ( vout_thread_t * );
132
133 static void EnableXScreenSaver    ( vout_thread_t * );
134 static void DisableXScreenSaver   ( vout_thread_t * );
135
136 static void CreateCursor   ( vout_thread_t * );
137 static void DestroyCursor  ( vout_thread_t * );
138 static void ToggleCursor   ( vout_thread_t * );
139
140 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
141 static int  XVideoGetPort    ( vout_thread_t *, vlc_fourcc_t, picture_heap_t * );
142 static void XVideoReleasePort( vout_thread_t *, int );
143 #endif
144
145 #ifdef MODULE_NAME_IS_x11
146 static void SetPalette     ( vout_thread_t *,
147                              uint16_t *, uint16_t *, uint16_t * );
148 #endif
149
150 #ifdef MODULE_NAME_IS_xvmc
151 static void RenderVideo    ( vout_thread_t *, picture_t * );
152 static int  xvmc_check_yv12( Display *display, XvPortID port );
153 static void xvmc_update_XV_DOUBLE_BUFFER( vout_thread_t *p_vout );
154 #endif
155
156 static void TestNetWMSupport( vout_thread_t * );
157 static int ConvertKey( int );
158
159 static int WindowOnTop( vout_thread_t *, bool );
160
161 static int X11ErrorHandler( Display *, XErrorEvent * );
162
163 #ifdef HAVE_XSP
164 static void EnablePixelDoubling( vout_thread_t *p_vout );
165 static void DisablePixelDoubling( vout_thread_t *p_vout );
166 #endif
167
168 #ifdef HAVE_OSSO
169 static const int i_backlight_on_interval = 300;
170 #endif
171
172
173
174 /*****************************************************************************
175  * Activate: allocate X11 video thread output method
176  *****************************************************************************
177  * This function allocate and initialize a X11 vout method. It uses some of the
178  * vout properties to choose the window size, and change them according to the
179  * actual properties of the display.
180  *****************************************************************************/
181 int Activate ( vlc_object_t *p_this )
182 {
183     vout_thread_t *p_vout = (vout_thread_t *)p_this;
184     char *        psz_display;
185     vlc_value_t   val;
186 #if defined(MODULE_NAME_IS_xvmc)
187     char *psz_value;
188 #endif
189 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
190     char *       psz_chroma;
191     vlc_fourcc_t i_chroma = 0;
192     bool   b_chroma = 0;
193 #endif
194
195     p_vout->pf_init = InitVideo;
196     p_vout->pf_end = EndVideo;
197     p_vout->pf_manage = ManageVideo;
198 #ifdef MODULE_NAME_IS_xvmc
199     p_vout->pf_render = RenderVideo;
200 #else
201     p_vout->pf_render = NULL;
202 #endif
203     p_vout->pf_display = DisplayVideo;
204     p_vout->pf_control = Control;
205
206     /* Allocate structure */
207     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
208     if( p_vout->p_sys == NULL )
209         return VLC_ENOMEM;
210
211     vlc_mutex_init( &p_vout->p_sys->lock );
212
213     /* Open display, using the "display" config variable or the DISPLAY
214      * environment variable */
215     psz_display = config_GetPsz( p_vout, MODULE_STRING "-display" );
216
217     p_vout->p_sys->p_display = XOpenDisplay( psz_display );
218
219     if( p_vout->p_sys->p_display == NULL )                         /* error */
220     {
221         msg_Err( p_vout, "cannot open display %s",
222                          XDisplayName( psz_display ) );
223         free( p_vout->p_sys );
224         free( psz_display );
225         return VLC_EGENERIC;
226     }
227     free( psz_display );
228
229     /* Replace error handler so we can intercept some non-fatal errors */
230     XSetErrorHandler( X11ErrorHandler );
231
232     /* Get a screen ID matching the XOpenDisplay return value */
233     p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
234
235 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
236     psz_chroma = config_GetPsz( p_vout, "xvideo-chroma" );
237     if( psz_chroma )
238     {
239         if( strlen( psz_chroma ) >= 4 )
240         {
241             /* Do not use direct assignment because we are not sure of the
242              * alignment. */
243             memcpy(&i_chroma, psz_chroma, 4);
244             b_chroma = 1;
245         }
246
247         free( psz_chroma );
248     }
249
250     if( b_chroma )
251     {
252         msg_Dbg( p_vout, "forcing chroma 0x%.8x (%4.4s)",
253                  i_chroma, (char*)&i_chroma );
254     }
255     else
256     {
257         i_chroma = p_vout->render.i_chroma;
258     }
259
260     /* Check that we have access to an XVideo port providing this chroma */
261     p_vout->p_sys->i_xvport = XVideoGetPort( p_vout, VLC2X11_FOURCC(i_chroma),
262                                              &p_vout->output );
263     if( p_vout->p_sys->i_xvport < 0 )
264     {
265         /* If a specific chroma format was requested, then we don't try to
266          * be cleverer than the user. He knew pretty well what he wanted. */
267         if( b_chroma )
268         {
269             XCloseDisplay( p_vout->p_sys->p_display );
270             free( p_vout->p_sys );
271             return VLC_EGENERIC;
272         }
273
274         /* It failed, but it's not completely lost ! We try to open an
275          * XVideo port for an YUY2 picture. We'll need to do an YUV
276          * conversion, but at least it has got scaling. */
277         p_vout->p_sys->i_xvport =
278                         XVideoGetPort( p_vout, X11_FOURCC('Y','U','Y','2'),
279                                                &p_vout->output );
280         if( p_vout->p_sys->i_xvport < 0 )
281         {
282             /* It failed, but it's not completely lost ! We try to open an
283              * XVideo port for a simple 16bpp RGB picture. We'll need to do
284              * an YUV conversion, but at least it has got scaling. */
285             p_vout->p_sys->i_xvport =
286                             XVideoGetPort( p_vout, X11_FOURCC('R','V','1','6'),
287                                                    &p_vout->output );
288             if( p_vout->p_sys->i_xvport < 0 )
289             {
290                 XCloseDisplay( p_vout->p_sys->p_display );
291                 free( p_vout->p_sys );
292                 return VLC_EGENERIC;
293             }
294         }
295     }
296     p_vout->output.i_chroma = X112VLC_FOURCC(p_vout->output.i_chroma);
297 #elif defined(MODULE_NAME_IS_glx)
298     {
299         int i_opcode, i_evt, i_err = 0;
300         int i_maj, i_min = 0;
301
302         /* Check for GLX extension */
303         if( !XQueryExtension( p_vout->p_sys->p_display, "GLX",
304                               &i_opcode, &i_evt, &i_err ) )
305         {
306             msg_Err( p_this, "GLX extension not supported" );
307             XCloseDisplay( p_vout->p_sys->p_display );
308             free( p_vout->p_sys );
309             return VLC_EGENERIC;
310         }
311         if( !glXQueryExtension( p_vout->p_sys->p_display, &i_err, &i_evt ) )
312         {
313             msg_Err( p_this, "glXQueryExtension failed" );
314             XCloseDisplay( p_vout->p_sys->p_display );
315             free( p_vout->p_sys );
316             return VLC_EGENERIC;
317         }
318
319         /* Check GLX version */
320         if (!glXQueryVersion( p_vout->p_sys->p_display, &i_maj, &i_min ) )
321         {
322             msg_Err( p_this, "glXQueryVersion failed" );
323             XCloseDisplay( p_vout->p_sys->p_display );
324             free( p_vout->p_sys );
325             return VLC_EGENERIC;
326         }
327         if( i_maj <= 0 || ((i_maj == 1) && (i_min < 3)) )
328         {
329             p_vout->p_sys->b_glx13 = false;
330             msg_Dbg( p_this, "using GLX 1.2 API" );
331         }
332         else
333         {
334             p_vout->p_sys->b_glx13 = true;
335             msg_Dbg( p_this, "using GLX 1.3 API" );
336         }
337     }
338 #endif
339
340     /* Create blank cursor (for mouse cursor autohiding) */
341     p_vout->p_sys->i_time_mouse_last_moved = mdate();
342     p_vout->p_sys->i_mouse_hide_timeout =
343         var_GetInteger(p_vout, "mouse-hide-timeout") * 1000;
344     p_vout->p_sys->b_mouse_pointer_visible = 1;
345     CreateCursor( p_vout );
346
347     /* Set main window's size */
348     p_vout->p_sys->original_window.i_width = p_vout->i_window_width;
349     p_vout->p_sys->original_window.i_height = p_vout->i_window_height;
350     var_Create( p_vout, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
351     /* Spawn base window - this window will include the video output window,
352      * but also command buttons, subtitles and other indicators */
353     if( CreateWindow( p_vout, &p_vout->p_sys->original_window ) )
354     {
355         msg_Err( p_vout, "cannot create X11 window" );
356         DestroyCursor( p_vout );
357         XCloseDisplay( p_vout->p_sys->p_display );
358         free( p_vout->p_sys );
359         return VLC_EGENERIC;
360     }
361
362     /* Open and initialize device. */
363     if( InitDisplay( p_vout ) )
364     {
365         msg_Err( p_vout, "cannot initialize X11 display" );
366         DestroyCursor( p_vout );
367         DestroyWindow( p_vout, &p_vout->p_sys->original_window );
368         XCloseDisplay( p_vout->p_sys->p_display );
369         free( p_vout->p_sys );
370         return VLC_EGENERIC;
371     }
372
373     /* Disable screen saver */
374     DisableXScreenSaver( p_vout );
375
376     /* Misc init */
377     p_vout->p_sys->b_altfullscreen = 0;
378     p_vout->p_sys->i_time_button_last_pressed = 0;
379
380     TestNetWMSupport( p_vout );
381
382 #ifdef MODULE_NAME_IS_xvmc
383     p_vout->p_sys->p_last_subtitle_save = NULL;
384     psz_value = config_GetPsz( p_vout, "xvmc-deinterlace-mode" );
385
386     /* Look what method was requested */
387     //var_Create( p_vout, "xvmc-deinterlace-mode", VLC_VAR_STRING );
388     //var_Change( p_vout, "xvmc-deinterlace-mode", VLC_VAR_INHERITVALUE, &val, NULL );
389     if( psz_value )
390     {
391         if( (strcmp(psz_value, "bob") == 0) ||
392             (strcmp(psz_value, "blend") == 0) )
393            p_vout->p_sys->xvmc_deinterlace_method = 2;
394         else if (strcmp(psz_value, "discard") == 0)
395            p_vout->p_sys->xvmc_deinterlace_method = 1;
396         else
397            p_vout->p_sys->xvmc_deinterlace_method = 0;
398         free(psz_value );
399     }
400     else
401         p_vout->p_sys->xvmc_deinterlace_method = 0;
402
403     /* Look what method was requested */
404     //var_Create( p_vout, "xvmc-crop-style", VLC_VAR_STRING );
405     //var_Change( p_vout, "xvmc-crop-style", VLC_VAR_INHERITVALUE, &val, NULL );
406     psz_value = config_GetPsz( p_vout, "xvmc-crop-style" );
407
408     if( psz_value )
409     {
410         if( strncmp( psz_value, "eq", 2 ) == 0 )
411            p_vout->p_sys->xvmc_crop_style = 1;
412         else if( strncmp( psz_value, "4-16", 4 ) == 0)
413            p_vout->p_sys->xvmc_crop_style = 2;
414         else if( strncmp( psz_value, "16-4", 4 ) == 0)
415            p_vout->p_sys->xvmc_crop_style = 3;
416         else
417            p_vout->p_sys->xvmc_crop_style = 0;
418         free( psz_value );
419     }
420     else
421         p_vout->p_sys->xvmc_crop_style = 0;
422
423     msg_Dbg(p_vout, "Deinterlace = %d", p_vout->p_sys->xvmc_deinterlace_method);
424     msg_Dbg(p_vout, "Crop = %d", p_vout->p_sys->xvmc_crop_style);
425
426     if( checkXvMCCap( p_vout ) == VLC_EGENERIC )
427     {
428         msg_Err( p_vout, "no XVMC capability found" );
429         Deactivate( p_vout );
430         return VLC_EGENERIC;
431     }
432     subpicture_t sub_pic;
433     sub_pic.p_sys = NULL;
434     p_vout->p_sys->last_date = 0;
435 #endif
436
437 #ifdef HAVE_XSP
438     p_vout->p_sys->i_hw_scale = 1;
439 #endif
440
441 #ifdef HAVE_OSSO
442     p_vout->p_sys->i_backlight_on_counter = i_backlight_on_interval;
443     p_vout->p_sys->p_octx = osso_initialize( "vlc", VERSION, 0, NULL );
444     if ( p_vout->p_sys->p_octx == NULL ) {
445         msg_Err( p_vout, "Could not get osso context" );
446     } else {
447         msg_Dbg( p_vout, "Initialized osso context" );
448     }
449 #endif
450
451     /* Variable to indicate if the window should be on top of others */
452     /* Trigger a callback right now */
453     var_Get( p_vout, "video-on-top", &val );
454     var_Set( p_vout, "video-on-top", val );
455
456     return VLC_SUCCESS;
457 }
458
459 /*****************************************************************************
460  * Deactivate: destroy X11 video thread output method
461  *****************************************************************************
462  * Terminate an output method created by Open
463  *****************************************************************************/
464 void Deactivate ( vlc_object_t *p_this )
465 {
466     vout_thread_t *p_vout = (vout_thread_t *)p_this;
467
468     /* If the fullscreen window is still open, close it */
469     if( p_vout->b_fullscreen )
470     {
471         ToggleFullScreen( p_vout );
472     }
473
474     /* Restore cursor if it was blanked */
475     if( !p_vout->p_sys->b_mouse_pointer_visible )
476     {
477         ToggleCursor( p_vout );
478     }
479
480 #ifdef MODULE_NAME_IS_x11
481     /* Destroy colormap */
482     if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
483     {
484         XFreeColormap( p_vout->p_sys->p_display, p_vout->p_sys->colormap );
485     }
486 #elif defined(MODULE_NAME_IS_xvideo)
487     XVideoReleasePort( p_vout, p_vout->p_sys->i_xvport );
488 #elif defined(MODULE_NAME_IS_xvmc)
489     if( p_vout->p_sys->xvmc_cap )
490     {
491         xvmc_context_writer_lock( &p_vout->p_sys->xvmc_lock );
492         xxmc_dispose_context( p_vout );
493         if( p_vout->p_sys->old_subpic )
494         {
495             xxmc_xvmc_free_subpicture( p_vout, p_vout->p_sys->old_subpic );
496             p_vout->p_sys->old_subpic = NULL;
497         }
498         if( p_vout->p_sys->new_subpic )
499         {
500             xxmc_xvmc_free_subpicture( p_vout, p_vout->p_sys->new_subpic );
501             p_vout->p_sys->new_subpic = NULL;
502         }
503         free( p_vout->p_sys->xvmc_cap );
504         xvmc_context_writer_unlock( &p_vout->p_sys->xvmc_lock );
505     }
506 #endif
507
508 #ifdef HAVE_XSP
509     DisablePixelDoubling(p_vout);
510 #endif
511
512     DestroyCursor( p_vout );
513     EnableXScreenSaver( p_vout );
514     DestroyWindow( p_vout, &p_vout->p_sys->original_window );
515     XCloseDisplay( p_vout->p_sys->p_display );
516
517     /* Destroy structure */
518     vlc_mutex_destroy( &p_vout->p_sys->lock );
519 #ifdef MODULE_NAME_IS_xvmc
520     free_context_lock( &p_vout->p_sys->xvmc_lock );
521 #endif
522
523 #ifdef HAVE_OSSO
524     if ( p_vout->p_sys->p_octx != NULL ) {
525         msg_Dbg( p_vout, "Deinitializing osso context" );
526         osso_deinitialize( p_vout->p_sys->p_octx );
527     }
528 #endif
529
530     free( p_vout->p_sys );
531 }
532
533 #ifdef MODULE_NAME_IS_xvmc
534
535 #define XINE_IMGFMT_YV12 (('2'<<24)|('1'<<16)|('V'<<8)|'Y')
536
537 /* called xlocked */
538 static int xvmc_check_yv12( Display *display, XvPortID port )
539 {
540     XvImageFormatValues *formatValues;
541     int                  formats;
542     int                  i;
543
544     formatValues = XvListImageFormats( display, port, &formats );
545
546     for( i = 0; i < formats; i++ )
547     {
548         if( ( formatValues[i].id == XINE_IMGFMT_YV12 ) &&
549             ( !( strncmp( formatValues[i].guid, "YV12", 4 ) ) ) )
550         {
551             XFree (formatValues);
552             return 0;
553         }
554     }
555
556     XFree (formatValues);
557     return 1;
558 }
559
560 static void xvmc_sync_surface( vout_thread_t *p_vout, XvMCSurface * srf )
561 {
562     XvMCSyncSurface( p_vout->p_sys->p_display, srf );
563 }
564
565 static void xvmc_update_XV_DOUBLE_BUFFER( vout_thread_t *p_vout )
566 {
567     Atom         atom;
568     int          xv_double_buffer;
569
570     xv_double_buffer = 1;
571
572     XLockDisplay( p_vout->p_sys->p_display );
573     atom = XInternAtom( p_vout->p_sys->p_display, "XV_DOUBLE_BUFFER", False );
574 #if 0
575     XvSetPortAttribute (p_vout->p_sys->p_display, p_vout->p_sys->i_xvport, atom, xv_double_buffer);
576 #endif
577     XvMCSetAttribute( p_vout->p_sys->p_display, &p_vout->p_sys->context, atom, xv_double_buffer );
578     XUnlockDisplay( p_vout->p_sys->p_display );
579
580     //xprintf(this->xine, XINE_VERBOSITY_DEBUG,
581     //    "video_out_xxmc: double buffering mode = %d\n", xv_double_buffer);
582 }
583
584 static void RenderVideo( vout_thread_t *p_vout, picture_t *p_pic )
585 {
586     vlc_xxmc_t *xxmc = NULL;
587
588     vlc_mutex_lock( &p_vout->p_sys->lock );
589     xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
590
591     xxmc = &p_pic->p_sys->xxmc_data;
592     if( (!xxmc->decoded ||
593         !xxmc_xvmc_surface_valid( p_vout, p_pic->p_sys->xvmc_surf )) )
594     {
595         vlc_mutex_unlock( &p_vout->p_sys->lock );
596         xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
597         return;
598     }
599
600 #if 0
601     vlc_mutex_lock( &p_vout->lastsubtitle_lock );
602     if (p_vout->p_sys->p_last_subtitle != NULL)
603     {
604         if( p_vout->p_sys->p_last_subtitle_save != p_vout->p_sys->p_last_subtitle )
605         {
606             p_vout->p_sys->new_subpic =
607                 xxmc_xvmc_alloc_subpicture( p_vout, &p_vout->p_sys->context,
608                     p_vout->p_sys->xvmc_width,
609                     p_vout->p_sys->xvmc_height,
610                     p_vout->p_sys->xvmc_cap[p_vout->p_sys->xvmc_cur_cap].subPicType.id );
611
612             if (p_vout->p_sys->new_subpic)
613             {
614                 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
615                 XvMCClearSubpicture( p_vout->p_sys->p_display,
616                         p_vout->p_sys->new_subpic,
617                         0,
618                         0,
619                         p_vout->p_sys->xvmc_width,
620                         p_vout->p_sys->xvmc_height,
621                         0x00 );
622                 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
623                 clear_xx44_palette( &p_vout->p_sys->palette );
624
625                 if( sub_pic.p_sys == NULL )
626                 {
627                     sub_pic.p_sys = malloc( sizeof( picture_sys_t ) );
628                     if( sub_pic.p_sys != NULL )
629                     {
630                         sub_pic.p_sys->p_vout = p_vout;
631                         sub_pic.p_sys->xvmc_surf = NULL;
632                         sub_pic.p_sys->p_image = p_vout->p_sys->subImage;
633                     }
634                 }
635                 sub_pic.p_sys->p_image = p_vout->p_sys->subImage;
636                 sub_pic.p->p_pixels = sub_pic.p_sys->p_image->data;
637                 sub_pic.p->i_pitch = p_vout->output.i_width;
638
639                 memset( p_vout->p_sys->subImage->data, 0,
640                         (p_vout->p_sys->subImage->width * p_vout->p_sys->subImage->height) );
641
642                 if (p_vout->p_last_subtitle != NULL)
643                 {
644                     blend_xx44( p_vout->p_sys->subImage->data,
645                                 p_vout->p_last_subtitle,
646                                 p_vout->p_sys->subImage->width,
647                                 p_vout->p_sys->subImage->height,
648                                 p_vout->p_sys->subImage->width,
649                                 &p_vout->p_sys->palette,
650                                 (p_vout->p_sys->subImage->id == FOURCC_IA44) );
651                 }
652
653                 XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
654                 XvMCCompositeSubpicture( p_vout->p_sys->p_display,
655                                          p_vout->p_sys->new_subpic,
656                                          p_vout->p_sys->subImage,
657                                          0, /* overlay->x */
658                                          0, /* overlay->y */
659                                          p_vout->output.i_width, /* overlay->width, */
660                                          p_vout->output.i_height, /* overlay->height */
661                                          0, /* overlay->x */
662                                          0 ); /*overlay->y */
663                 XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
664                 if (p_vout->p_sys->old_subpic)
665                 {
666                     xxmc_xvmc_free_subpicture( p_vout,
667                                                p_vout->p_sys->old_subpic);
668                     p_vout->p_sys->old_subpic = NULL;
669                 }
670                 if (p_vout->p_sys->new_subpic)
671                 {
672                     p_vout->p_sys->old_subpic = p_vout->p_sys->new_subpic;
673                     p_vout->p_sys->new_subpic = NULL;
674                     xx44_to_xvmc_palette( &p_vout->p_sys->palette,
675                             p_vout->p_sys->xvmc_palette,
676                             0,
677                             p_vout->p_sys->old_subpic->num_palette_entries,
678                             p_vout->p_sys->old_subpic->entry_bytes,
679                             p_vout->p_sys->old_subpic->component_order );
680                     XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
681                     XvMCSetSubpicturePalette( p_vout->p_sys->p_display,
682                                               p_vout->p_sys->old_subpic,
683                                               p_vout->p_sys->xvmc_palette );
684                     XvMCFlushSubpicture( p_vout->p_sys->p_display,
685                                          p_vout->p_sys->old_subpic);
686                     XvMCSyncSubpicture( p_vout->p_sys->p_display,
687                                         p_vout->p_sys->old_subpic );
688                     XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
689                 }
690
691                 XVMCLOCKDISPLAY( p_vout->p_sys->p_display);
692                 if (p_vout->p_sys->xvmc_backend_subpic )
693                 {
694                     XvMCBlendSubpicture( p_vout->p_sys->p_display,
695                                          p_pic->p_sys->xvmc_surf,
696                                          p_vout->p_sys->old_subpic,
697                                          0,
698                                          0,
699                                          p_vout->p_sys->xvmc_width,
700                                          p_vout->p_sys->xvmc_height,
701                                          0,
702                                          0,
703                                          p_vout->p_sys->xvmc_width,
704                                          p_vout->p_sys->xvmc_height );
705                 }
706                 else
707                 {
708                     XvMCBlendSubpicture2( p_vout->p_sys->p_display,
709                                           p_pic->p_sys->xvmc_surf,
710                                           p_pic->p_sys->xvmc_surf,
711                                           p_vout->p_sys->old_subpic,
712                                           0,
713                                           0,
714                                           p_vout->p_sys->xvmc_width,
715                                           p_vout->p_sys->xvmc_height,
716                                           0,
717                                           0,
718                                           p_vout->p_sys->xvmc_width,
719                                           p_vout->p_sys->xvmc_height );
720                }
721                XVMCUNLOCKDISPLAY(p_vout->p_sys->p_display);
722             }
723         }
724         else
725         {
726             XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
727             if( p_vout->p_sys->xvmc_backend_subpic )
728             {
729                 XvMCBlendSubpicture( p_vout->p_sys->p_display,
730                                      p_pic->p_sys->xvmc_surf,
731                                      p_vout->p_sys->old_subpic,
732                                      0, 0,
733                                      p_vout->p_sys->xvmc_width,
734                                      p_vout->p_sys->xvmc_height,
735                                      0, 0,
736                                      p_vout->p_sys->xvmc_width,
737                                      p_vout->p_sys->xvmc_height );
738             }
739             else
740             {
741                 XvMCBlendSubpicture2( p_vout->p_sys->p_display,
742                                       p_pic->p_sys->xvmc_surf,
743                                       p_pic->p_sys->xvmc_surf,
744                                       p_vout->p_sys->old_subpic,
745                                       0, 0,
746                                       p_vout->p_sys->xvmc_width,
747                                       p_vout->p_sys->xvmc_height,
748                                       0, 0,
749                                       p_vout->p_sys->xvmc_width,
750                                       p_vout->p_sys->xvmc_height );
751             }
752             XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
753         }
754     }
755     p_vout->p_sys->p_last_subtitle_save = p_vout->p_last_subtitle;
756
757     vlc_mutex_unlock( &p_vout->lastsubtitle_lock );
758 #endif
759     xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
760
761     vlc_mutex_unlock( &p_vout->p_sys->lock );
762 }
763 #endif
764
765 #ifdef HAVE_XSP
766 /*****************************************************************************
767  * EnablePixelDoubling: Enables pixel doubling
768  *****************************************************************************
769  * Checks if the double size image fits in current window, and enables pixel
770  * doubling accordingly. The i_hw_scale is the integer scaling factor.
771  *****************************************************************************/
772 static void EnablePixelDoubling( vout_thread_t *p_vout )
773 {
774     int i_hor_scale = ( p_vout->p_sys->p_win->i_width ) / p_vout->render.i_width;
775     int i_vert_scale =  ( p_vout->p_sys->p_win->i_height ) / p_vout->render.i_height;
776     if ( ( i_hor_scale > 1 ) && ( i_vert_scale > 1 ) ) {
777         p_vout->p_sys->i_hw_scale = 2;
778         msg_Dbg( p_vout, "Enabling pixel doubling, scaling factor %d", p_vout->p_sys->i_hw_scale );
779         XSPSetPixelDoubling( p_vout->p_sys->p_display, 0, 1 );
780     }
781 }
782
783 /*****************************************************************************
784  * DisablePixelDoubling: Disables pixel doubling
785  *****************************************************************************
786  * The scaling factor i_hw_scale is reset to the no-scaling value 1.
787  *****************************************************************************/
788 static void DisablePixelDoubling( vout_thread_t *p_vout )
789 {
790     if ( p_vout->p_sys->i_hw_scale > 1 ) {
791         msg_Dbg( p_vout, "Disabling pixel doubling" );
792         XSPSetPixelDoubling( p_vout->p_sys->p_display, 0, 0 );
793         p_vout->p_sys->i_hw_scale = 1;
794     }
795 }
796 #endif
797
798
799
800 /*****************************************************************************
801  * InitVideo: initialize X11 video thread output method
802  *****************************************************************************
803  * This function create the XImages needed by the output thread. It is called
804  * at the beginning of the thread, but also each time the window is resized.
805  *****************************************************************************/
806 static int InitVideo( vout_thread_t *p_vout )
807 {
808     unsigned int i_index = 0;
809     picture_t *p_pic;
810
811     I_OUTPUTPICTURES = 0;
812
813 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
814     /* Initialize the output structure; we already found an XVideo port,
815      * and the corresponding chroma we will be using. Since we can
816      * arbitrary scale, stick to the coordinates and aspect. */
817     p_vout->output.i_width  = p_vout->render.i_width;
818     p_vout->output.i_height = p_vout->render.i_height;
819     p_vout->output.i_aspect = p_vout->render.i_aspect;
820
821     p_vout->fmt_out = p_vout->fmt_in;
822     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
823
824 #if XvVersion < 2 || ( XvVersion == 2 && XvRevision < 2 )
825     switch( p_vout->output.i_chroma )
826     {
827         case VLC_FOURCC('R','V','1','6'):
828 #if defined( WORDS_BIGENDIAN )
829             p_vout->output.i_rmask = 0xf800;
830             p_vout->output.i_gmask = 0x07e0;
831             p_vout->output.i_bmask = 0x001f;
832 #else
833             p_vout->output.i_rmask = 0x001f;
834             p_vout->output.i_gmask = 0x07e0;
835             p_vout->output.i_bmask = 0xf800;
836 #endif
837             break;
838         case VLC_FOURCC('R','V','1','5'):
839 #if defined( WORDS_BIGENDIAN )
840             p_vout->output.i_rmask = 0x7c00;
841             p_vout->output.i_gmask = 0x03e0;
842             p_vout->output.i_bmask = 0x001f;
843 #else
844             p_vout->output.i_rmask = 0x001f;
845             p_vout->output.i_gmask = 0x03e0;
846             p_vout->output.i_bmask = 0x7c00;
847 #endif
848             break;
849     }
850 #endif
851
852 #elif defined(MODULE_NAME_IS_x11)
853     /* Initialize the output structure: RGB with square pixels, whatever
854      * the input format is, since it's the only format we know */
855     switch( p_vout->p_sys->i_screen_depth )
856     {
857         case 8: /* FIXME: set the palette */
858             p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2'); break;
859         case 15:
860             p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5'); break;
861         case 16:
862             p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6'); break;
863         case 24:
864         case 32:
865             p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2'); break;
866         default:
867             msg_Err( p_vout, "unknown screen depth %i",
868                      p_vout->p_sys->i_screen_depth );
869             return VLC_SUCCESS;
870     }
871
872 #ifdef HAVE_XSP
873     vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width  / p_vout->p_sys->i_hw_scale,
874                        p_vout->p_sys->p_win->i_height  / p_vout->p_sys->i_hw_scale,
875                        &i_index, &i_index,
876                        &p_vout->fmt_out.i_visible_width,
877                        &p_vout->fmt_out.i_visible_height );
878 #else
879     vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
880                        p_vout->p_sys->p_win->i_height,
881                        &i_index, &i_index,
882                        &p_vout->fmt_out.i_visible_width,
883                        &p_vout->fmt_out.i_visible_height );
884 #endif
885
886     p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
887
888     p_vout->output.i_width = p_vout->fmt_out.i_width =
889         p_vout->fmt_out.i_visible_width * p_vout->fmt_in.i_width /
890         p_vout->fmt_in.i_visible_width;
891     p_vout->output.i_height = p_vout->fmt_out.i_height =
892         p_vout->fmt_out.i_visible_height * p_vout->fmt_in.i_height /
893         p_vout->fmt_in.i_visible_height;
894     p_vout->fmt_out.i_x_offset =
895         p_vout->fmt_out.i_visible_width * p_vout->fmt_in.i_x_offset /
896         p_vout->fmt_in.i_visible_width;
897     p_vout->fmt_out.i_y_offset =
898         p_vout->fmt_out.i_visible_height * p_vout->fmt_in.i_y_offset /
899         p_vout->fmt_in.i_visible_height;
900
901     p_vout->fmt_out.i_sar_num = p_vout->fmt_out.i_sar_den = 1;
902     p_vout->output.i_aspect = p_vout->fmt_out.i_aspect =
903         p_vout->fmt_out.i_width * VOUT_ASPECT_FACTOR /p_vout->fmt_out.i_height;
904
905     msg_Dbg( p_vout, "x11 image size %ix%i (%i,%i,%ix%i)",
906              p_vout->fmt_out.i_width, p_vout->fmt_out.i_height,
907              p_vout->fmt_out.i_x_offset, p_vout->fmt_out.i_y_offset,
908              p_vout->fmt_out.i_visible_width,
909              p_vout->fmt_out.i_visible_height );
910 #endif
911
912     /* Try to initialize up to MAX_DIRECTBUFFERS direct buffers */
913     while( I_OUTPUTPICTURES < MAX_DIRECTBUFFERS )
914     {
915         p_pic = NULL;
916
917         /* Find an empty picture slot */
918         for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
919         {
920           if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
921             {
922                 p_pic = p_vout->p_picture + i_index;
923                 break;
924             }
925         }
926
927         /* Allocate the picture */
928         if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
929         {
930             break;
931         }
932
933         p_pic->i_status = DESTROYED_PICTURE;
934         p_pic->i_type   = DIRECT_PICTURE;
935
936         PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
937
938         I_OUTPUTPICTURES++;
939     }
940
941     if( p_vout->output.i_chroma == VLC_FOURCC('Y','V','1','2') )
942     {
943         /* U and V inverted compared to I420
944          * Fixme: this should be handled by the vout core */
945         p_vout->output.i_chroma = VLC_FOURCC('I','4','2','0');
946         p_vout->fmt_out.i_chroma = VLC_FOURCC('I','4','2','0');
947     }
948
949     return VLC_SUCCESS;
950 }
951
952 /*****************************************************************************
953  * DisplayVideo: displays previously rendered output
954  *****************************************************************************
955  * This function sends the currently rendered image to X11 server.
956  * (The Xv extension takes care of "double-buffering".)
957  *****************************************************************************/
958 static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
959 {
960     unsigned int i_width, i_height, i_x, i_y;
961
962     vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
963                        p_vout->p_sys->p_win->i_height,
964                        &i_x, &i_y, &i_width, &i_height );
965
966     vlc_mutex_lock( &p_vout->p_sys->lock );
967
968 #ifdef MODULE_NAME_IS_xvmc
969     xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
970
971     vlc_xxmc_t *xxmc = &p_pic->p_sys->xxmc_data;
972     if( !xxmc->decoded ||
973         !xxmc_xvmc_surface_valid( p_vout, p_pic->p_sys->xvmc_surf ) )
974     {
975       msg_Dbg( p_vout, "DisplayVideo decoded=%d\tsurfacevalid=%d",
976                xxmc->decoded,
977                xxmc_xvmc_surface_valid( p_vout, p_pic->p_sys->xvmc_surf ) );
978       vlc_mutex_unlock( &p_vout->p_sys->lock );
979       xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
980       return;
981     }
982
983     int src_width = p_vout->output.i_width;
984     int src_height = p_vout->output.i_height;
985     int src_x, src_y;
986
987     if( p_vout->p_sys->xvmc_crop_style == 1 )
988     {
989         src_x = 20;
990         src_y = 20;
991         src_width -= 40;
992         src_height -= 40;
993     }
994     else if( p_vout->p_sys->xvmc_crop_style == 2 )
995     {
996         src_x = 20;
997         src_y = 40;
998         src_width -= 40;
999         src_height -= 80;
1000     }
1001     else if( p_vout->p_sys->xvmc_crop_style == 3 )
1002     {
1003         src_x = 40;
1004         src_y = 20;
1005         src_width -= 80;
1006         src_height -= 40;
1007     }
1008     else
1009     {
1010         src_x = 0;
1011         src_y = 0;
1012     }
1013
1014     int first_field;
1015     if( p_vout->p_sys->xvmc_deinterlace_method > 0 )
1016     {   /* BOB DEINTERLACE */
1017         if( (p_pic->p_sys->nb_display == 0) ||
1018             (p_vout->p_sys->xvmc_deinterlace_method == 1) )
1019         {
1020             first_field = (p_pic->b_top_field_first) ?
1021                                 XVMC_BOTTOM_FIELD : XVMC_TOP_FIELD;
1022         }
1023         else
1024         {
1025             first_field = (p_pic->b_top_field_first) ?
1026                                 XVMC_TOP_FIELD : XVMC_BOTTOM_FIELD;
1027         }
1028     }
1029     else
1030     {
1031         first_field = XVMC_FRAME_PICTURE;
1032      }
1033
1034     XVMCLOCKDISPLAY( p_vout->p_sys->p_display );
1035     XvMCFlushSurface( p_vout->p_sys->p_display, p_pic->p_sys->xvmc_surf );
1036     /* XvMCSyncSurface(p_vout->p_sys->p_display, p_picture->p_sys->xvmc_surf); */
1037     XvMCPutSurface( p_vout->p_sys->p_display,
1038                     p_pic->p_sys->xvmc_surf,
1039                     p_vout->p_sys->p_win->video_window,
1040                     src_x,
1041                     src_y,
1042                     src_width,
1043                     src_height,
1044                     0 /*dest_x*/,
1045                     0 /*dest_y*/,
1046                     i_width,
1047                     i_height,
1048                     first_field);
1049
1050     XVMCUNLOCKDISPLAY( p_vout->p_sys->p_display );
1051     if( p_vout->p_sys->xvmc_deinterlace_method == 2 )
1052     {   /* BOB DEINTERLACE */
1053         if( p_pic->p_sys->nb_display == 0 )/* && ((t2-t1) < 15000)) */
1054         {
1055             mtime_t last_date = p_pic->date;
1056
1057             vlc_mutex_lock( &p_vout->picture_lock );
1058             if( !p_vout->p_sys->last_date )
1059             {
1060                 p_pic->date += 20000;
1061             }
1062             else
1063             {
1064                 p_pic->date = ((3 * p_pic->date -
1065                                     p_vout->p_sys->last_date) / 2 );
1066             }
1067             p_vout->p_sys->last_date = last_date;
1068             p_pic->b_force = 1;
1069             p_pic->p_sys->nb_display = 1;
1070             vlc_mutex_unlock( &p_vout->picture_lock );
1071         }
1072         else
1073         {
1074             p_pic->p_sys->nb_display = 0;
1075             p_pic->b_force = 0;
1076         }
1077     }
1078     xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1079 #endif
1080
1081 #ifdef HAVE_SYS_SHM_H
1082     if( p_vout->p_sys->i_shm_opcode )
1083     {
1084         /* Display rendered image using shared memory extension */
1085 #   if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1086         XvShmPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
1087                        p_vout->p_sys->p_win->video_window,
1088                        p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
1089                        p_vout->fmt_out.i_x_offset,
1090                        p_vout->fmt_out.i_y_offset,
1091                        p_vout->fmt_out.i_visible_width,
1092                        p_vout->fmt_out.i_visible_height,
1093                        0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height,
1094                        False /* Don't put True here or you'll waste your CPU */ );
1095 #   else
1096         XShmPutImage( p_vout->p_sys->p_display,
1097                       p_vout->p_sys->p_win->video_window,
1098                       p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
1099                       p_vout->fmt_out.i_x_offset,
1100                       p_vout->fmt_out.i_y_offset,
1101                       0 /*dest_x*/, 0 /*dest_y*/,
1102                       p_vout->fmt_out.i_visible_width,
1103                       p_vout->fmt_out.i_visible_height,
1104                       False /* Don't put True here ! */ );
1105 #   endif
1106     }
1107     else
1108 #endif /* HAVE_SYS_SHM_H */
1109     {
1110         /* Use standard XPutImage -- this is gonna be slow ! */
1111 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1112         XvPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
1113                     p_vout->p_sys->p_win->video_window,
1114                     p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
1115                     p_vout->fmt_out.i_x_offset,
1116                     p_vout->fmt_out.i_y_offset,
1117                     p_vout->fmt_out.i_visible_width,
1118                     p_vout->fmt_out.i_visible_height,
1119                     0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height );
1120 #else
1121         XPutImage( p_vout->p_sys->p_display,
1122                    p_vout->p_sys->p_win->video_window,
1123                    p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
1124                    p_vout->fmt_out.i_x_offset,
1125                    p_vout->fmt_out.i_y_offset,
1126                    0 /*dest_x*/, 0 /*dest_y*/,
1127                    p_vout->fmt_out.i_visible_width,
1128                    p_vout->fmt_out.i_visible_height );
1129 #endif
1130     }
1131
1132     /* Make sure the command is sent now - do NOT use XFlush !*/
1133     XSync( p_vout->p_sys->p_display, False );
1134
1135     vlc_mutex_unlock( &p_vout->p_sys->lock );
1136 }
1137
1138 /*****************************************************************************
1139  * ManageVideo: handle X11 events
1140  *****************************************************************************
1141  * This function should be called regularly by video output thread. It manages
1142  * X11 events and allows window resizing. It returns a non null value on
1143  * error.
1144  *****************************************************************************/
1145 static int ManageVideo( vout_thread_t *p_vout )
1146 {
1147     XEvent      xevent;                                         /* X11 event */
1148     vlc_value_t val;
1149
1150     vlc_mutex_lock( &p_vout->p_sys->lock );
1151
1152 #ifdef MODULE_NAME_IS_xvmc
1153     xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
1154 #endif
1155
1156     /* Handle events from the owner window */
1157     if( p_vout->p_sys->p_win->owner_window )
1158     {
1159         while( XCheckWindowEvent( p_vout->p_sys->p_display,
1160                                   p_vout->p_sys->p_win->owner_window,
1161                                   StructureNotifyMask, &xevent ) == True )
1162         {
1163             /* ConfigureNotify event: prepare  */
1164             if( xevent.type == ConfigureNotify )
1165             {
1166                 /* Update dimensions */
1167                 XResizeWindow( p_vout->p_sys->p_display,
1168                                p_vout->p_sys->p_win->base_window,
1169                                xevent.xconfigure.width,
1170                                xevent.xconfigure.height );
1171             }
1172         }
1173     }
1174
1175     /* Handle X11 events: ConfigureNotify events are parsed to know if the
1176      * output window's size changed, MapNotify and UnmapNotify to know if the
1177      * window is mapped (and if the display is useful), and ClientMessages
1178      * to intercept window destruction requests */
1179
1180     while( XCheckWindowEvent( p_vout->p_sys->p_display,
1181                               p_vout->p_sys->p_win->base_window,
1182                               StructureNotifyMask | KeyPressMask |
1183                               ButtonPressMask | ButtonReleaseMask |
1184                               PointerMotionMask | Button1MotionMask , &xevent )
1185            == True )
1186     {
1187         /* ConfigureNotify event: prepare  */
1188         if( xevent.type == ConfigureNotify )
1189         {
1190             if( (unsigned int)xevent.xconfigure.width
1191                    != p_vout->p_sys->p_win->i_width
1192               || (unsigned int)xevent.xconfigure.height
1193                     != p_vout->p_sys->p_win->i_height )
1194             {
1195                 /* Update dimensions */
1196                 p_vout->i_changes |= VOUT_SIZE_CHANGE;
1197                 p_vout->p_sys->p_win->i_width = xevent.xconfigure.width;
1198                 p_vout->p_sys->p_win->i_height = xevent.xconfigure.height;
1199             }
1200         }
1201         /* Keyboard event */
1202         else if( xevent.type == KeyPress )
1203         {
1204             unsigned int state = xevent.xkey.state;
1205             KeySym x_key_symbol;
1206             char i_key;                                   /* ISO Latin-1 key */
1207
1208             /* We may have keys like F1 trough F12, ESC ... */
1209             x_key_symbol = XKeycodeToKeysym( p_vout->p_sys->p_display,
1210                                              xevent.xkey.keycode, 0 );
1211             val.i_int = ConvertKey( (int)x_key_symbol );
1212
1213             xevent.xkey.state &= ~ShiftMask;
1214             xevent.xkey.state &= ~ControlMask;
1215             xevent.xkey.state &= ~Mod1Mask;
1216
1217             if( !val.i_int &&
1218                 XLookupString( &xevent.xkey, &i_key, 1, NULL, NULL ) )
1219             {
1220                 /* "Normal Keys"
1221                  * The reason why I use this instead of XK_0 is that
1222                  * with XLookupString, we don't have to care about
1223                  * keymaps. */
1224                 val.i_int = i_key;
1225             }
1226
1227             if( val.i_int )
1228             {
1229                 if( state & ShiftMask )
1230                 {
1231                     val.i_int |= KEY_MODIFIER_SHIFT;
1232                 }
1233                 if( state & ControlMask )
1234                 {
1235                     val.i_int |= KEY_MODIFIER_CTRL;
1236                 }
1237                 if( state & Mod1Mask )
1238                 {
1239                     val.i_int |= KEY_MODIFIER_ALT;
1240                 }
1241                 var_Set( p_vout->p_libvlc, "key-pressed", val );
1242             }
1243         }
1244         /* Mouse click */
1245         else if( xevent.type == ButtonPress )
1246         {
1247             switch( ((XButtonEvent *)&xevent)->button )
1248             {
1249                 case Button1:
1250                     var_Get( p_vout, "mouse-button-down", &val );
1251                     val.i_int |= 1;
1252                     var_Set( p_vout, "mouse-button-down", val );
1253
1254                     /* detect double-clicks */
1255                     if( ( ((XButtonEvent *)&xevent)->time -
1256                           p_vout->p_sys->i_time_button_last_pressed ) < 300 )
1257                     {
1258                         p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
1259                     }
1260
1261                     p_vout->p_sys->i_time_button_last_pressed =
1262                         ((XButtonEvent *)&xevent)->time;
1263                     break;
1264                 case Button2:
1265                     var_Get( p_vout, "mouse-button-down", &val );
1266                     val.i_int |= 2;
1267                     var_Set( p_vout, "mouse-button-down", val );
1268                     break;
1269
1270                 case Button3:
1271                     var_Get( p_vout, "mouse-button-down", &val );
1272                     val.i_int |= 4;
1273                     var_Set( p_vout, "mouse-button-down", val );
1274                     break;
1275
1276                 case Button4:
1277                     var_Get( p_vout, "mouse-button-down", &val );
1278                     val.i_int |= 8;
1279                     var_Set( p_vout, "mouse-button-down", val );
1280                     break;
1281
1282                 case Button5:
1283                     var_Get( p_vout, "mouse-button-down", &val );
1284                     val.i_int |= 16;
1285                     var_Set( p_vout, "mouse-button-down", val );
1286                     break;
1287             }
1288         }
1289         /* Mouse release */
1290         else if( xevent.type == ButtonRelease )
1291         {
1292             switch( ((XButtonEvent *)&xevent)->button )
1293             {
1294                 case Button1:
1295                     {
1296                         var_Get( p_vout, "mouse-button-down", &val );
1297                         val.i_int &= ~1;
1298                         var_Set( p_vout, "mouse-button-down", val );
1299
1300                         val.b_bool = true;
1301                         var_Set( p_vout, "mouse-clicked", val );
1302
1303                         vlc_value_t val; val.b_bool = false;
1304                         var_Set( p_vout->p_libvlc, "intf-popupmenu", val );
1305                     }
1306                     break;
1307
1308                 case Button2:
1309                     {
1310                         var_Get( p_vout, "mouse-button-down", &val );
1311                         val.i_int &= ~2;
1312                         var_Set( p_vout, "mouse-button-down", val );
1313
1314                         var_Get( p_vout->p_libvlc, "intf-show", &val );
1315                         val.b_bool = !val.b_bool;
1316                         var_Set( p_vout->p_libvlc, "intf-show", val );
1317                     }
1318                     break;
1319
1320                 case Button3:
1321                     {
1322                         intf_thread_t *p_intf;
1323
1324                         var_Get( p_vout, "mouse-button-down", &val );
1325                         val.i_int &= ~4;
1326                         var_Set( p_vout, "mouse-button-down", val );
1327                         p_intf = vlc_object_find( p_vout, VLC_OBJECT_INTF,
1328                                                           FIND_ANYWHERE );
1329                         if( p_intf )
1330                         {
1331                             p_intf->b_menu_change = 1;
1332                             vlc_object_release( p_intf );
1333                         }
1334
1335                         vlc_value_t val; val.b_bool = true;
1336                         var_Set( p_vout->p_libvlc, "intf-popupmenu", val );
1337                     }
1338                     break;
1339
1340                 case Button4:
1341                     var_Get( p_vout, "mouse-button-down", &val );
1342                     val.i_int &= ~8;
1343                     var_Set( p_vout, "mouse-button-down", val );
1344                     break;
1345
1346                 case Button5:
1347                     var_Get( p_vout, "mouse-button-down", &val );
1348                     val.i_int &= ~16;
1349                     var_Set( p_vout, "mouse-button-down", val );
1350                     break;
1351
1352             }
1353         }
1354         /* Mouse move */
1355         else if( xevent.type == MotionNotify )
1356         {
1357             unsigned int i_width, i_height, i_x, i_y;
1358             vlc_value_t val;
1359
1360             /* somewhat different use for vout_PlacePicture:
1361              * here the values are needed to give to mouse coordinates
1362              * in the original picture space */
1363             vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
1364                                p_vout->p_sys->p_win->i_height,
1365                                &i_x, &i_y, &i_width, &i_height );
1366
1367             /* Compute the x coordinate and check if the value is
1368                in [0,p_vout->fmt_in.i_visible_width] */
1369             val.i_int = ( xevent.xmotion.x - i_x ) *
1370                 p_vout->fmt_in.i_visible_width / i_width +
1371                 p_vout->fmt_in.i_x_offset;
1372
1373             if( (int)(xevent.xmotion.x - i_x) < 0 )
1374                 val.i_int = 0;
1375             else if( (unsigned int)val.i_int > p_vout->fmt_in.i_visible_width )
1376                 val.i_int = p_vout->fmt_in.i_visible_width;
1377
1378             var_Set( p_vout, "mouse-x", val );
1379
1380             /* compute the y coordinate and check if the value is
1381                in [0,p_vout->fmt_in.i_visible_height] */
1382             val.i_int = ( xevent.xmotion.y - i_y ) *
1383                 p_vout->fmt_in.i_visible_height / i_height +
1384                 p_vout->fmt_in.i_y_offset;
1385
1386             if( (int)(xevent.xmotion.y - i_y) < 0 )
1387                 val.i_int = 0;
1388             else if( (unsigned int)val.i_int > p_vout->fmt_in.i_visible_height )
1389                 val.i_int = p_vout->fmt_in.i_visible_height;
1390
1391             var_Set( p_vout, "mouse-y", val );
1392
1393             val.b_bool = true;
1394             var_Set( p_vout, "mouse-moved", val );
1395
1396             p_vout->p_sys->i_time_mouse_last_moved = mdate();
1397             if( ! p_vout->p_sys->b_mouse_pointer_visible )
1398             {
1399                 ToggleCursor( p_vout );
1400             }
1401         }
1402         else if( xevent.type == ReparentNotify /* XXX: why do we get this? */
1403                   || xevent.type == MapNotify
1404                   || xevent.type == UnmapNotify )
1405         {
1406             /* Ignore these events */
1407         }
1408         else /* Other events */
1409         {
1410             msg_Warn( p_vout, "unhandled event %d received", xevent.type );
1411         }
1412     }
1413
1414     /* Handle events for video output sub-window */
1415     while( XCheckWindowEvent( p_vout->p_sys->p_display,
1416                               p_vout->p_sys->p_win->video_window,
1417                               ExposureMask, &xevent ) == True )
1418     {
1419         /* Window exposed (only handled if stream playback is paused) */
1420         if( xevent.type == Expose )
1421         {
1422             if( ((XExposeEvent *)&xevent)->count == 0 )
1423             {
1424                 /* (if this is the last a collection of expose events...) */
1425
1426 #if defined(MODULE_NAME_IS_xvideo)
1427                 x11_window_t *p_win = p_vout->p_sys->p_win;
1428
1429                 /* Paint the colour key if needed */
1430                 if( p_vout->p_sys->b_paint_colourkey &&
1431                     xevent.xexpose.window == p_win->video_window )
1432                 {
1433                     XSetForeground( p_vout->p_sys->p_display,
1434                                     p_win->gc, p_vout->p_sys->i_colourkey );
1435                     XFillRectangle( p_vout->p_sys->p_display,
1436                                     p_win->video_window, p_win->gc, 0, 0,
1437                                     p_win->i_width, p_win->i_height );
1438                 }
1439 #endif
1440
1441 #if 0
1442                 if( p_vout->p_libvlc->p_input_bank->pp_input[0] != NULL )
1443                 {
1444                     if( PAUSE_S == p_vout->p_libvlc->p_input_bank->pp_input[0]
1445                                                    ->stream.control.i_status )
1446                     {
1447                         /* XVideoDisplay( p_vout )*/;
1448                     }
1449                 }
1450 #endif
1451             }
1452         }
1453     }
1454
1455     /* ClientMessage event - only WM_PROTOCOLS with WM_DELETE_WINDOW data
1456      * are handled - according to the man pages, the format is always 32
1457      * in this case */
1458     while( XCheckTypedEvent( p_vout->p_sys->p_display,
1459                              ClientMessage, &xevent ) )
1460     {
1461         if( (xevent.xclient.message_type == p_vout->p_sys->p_win->wm_protocols)
1462                && ((Atom)xevent.xclient.data.l[0]
1463                      == p_vout->p_sys->p_win->wm_delete_window ) )
1464         {
1465             /* the user wants to close the window */
1466             playlist_t * p_playlist = pl_Hold( p_vout );
1467             if( p_playlist != NULL )
1468             {
1469                 playlist_Stop( p_playlist );
1470                 pl_Release( p_vout );
1471             }
1472         }
1473     }
1474
1475     /*
1476      * Fullscreen Change
1477      */
1478     if ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
1479     {
1480         /* Update the object variable and trigger callback */
1481         var_SetBool( p_vout, "fullscreen", !p_vout->b_fullscreen );
1482
1483         ToggleFullScreen( p_vout );
1484         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
1485     }
1486
1487     if( p_vout->i_changes & VOUT_CROP_CHANGE ||
1488         p_vout->i_changes & VOUT_ASPECT_CHANGE )
1489     {
1490         p_vout->i_changes &= ~VOUT_CROP_CHANGE;
1491         p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
1492
1493         p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
1494         p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
1495         p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
1496         p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
1497         p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
1498         p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
1499         p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
1500         p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
1501
1502         p_vout->i_changes |= VOUT_SIZE_CHANGE;
1503     }
1504
1505     /*
1506      * Size change
1507      *
1508      * (Needs to be placed after VOUT_FULLSREEN_CHANGE because we can activate
1509      *  the size flag inside the fullscreen routine)
1510      */
1511     if( p_vout->i_changes & VOUT_SIZE_CHANGE )
1512     {
1513         unsigned int i_width, i_height, i_x, i_y;
1514
1515         p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
1516
1517 #ifdef MODULE_NAME_IS_x11
1518         /* We need to signal the vout thread about the size change because it
1519          * is doing the rescaling */
1520         p_vout->i_changes |= VOUT_SIZE_CHANGE;
1521 #endif
1522
1523         vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
1524                            p_vout->p_sys->p_win->i_height,
1525                            &i_x, &i_y, &i_width, &i_height );
1526
1527         XMoveResizeWindow( p_vout->p_sys->p_display,
1528                            p_vout->p_sys->p_win->video_window,
1529                            i_x, i_y, i_width, i_height );
1530     }
1531
1532     /* Autohide Cursour */
1533     if( mdate() - p_vout->p_sys->i_time_mouse_last_moved >
1534         p_vout->p_sys->i_mouse_hide_timeout )
1535     {
1536         /* Hide the mouse automatically */
1537         if( p_vout->p_sys->b_mouse_pointer_visible )
1538         {
1539             ToggleCursor( p_vout );
1540         }
1541     }
1542
1543 #ifdef MODULE_NAME_IS_xvmc
1544     xvmc_context_reader_unlock( &p_vout->p_sys->xvmc_lock );
1545 #endif
1546
1547 #ifdef HAVE_OSSO
1548     if ( p_vout->p_sys->p_octx != NULL ) {
1549         if ( p_vout->p_sys->i_backlight_on_counter == i_backlight_on_interval ) {
1550             if ( osso_display_blanking_pause( p_vout->p_sys->p_octx ) != OSSO_OK ) {
1551                 msg_Err( p_vout, "Could not disable backlight blanking" );
1552         } else {
1553                 msg_Dbg( p_vout, "Backlight blanking disabled" );
1554             }
1555             p_vout->p_sys->i_backlight_on_counter = 0;
1556         } else {
1557             p_vout->p_sys->i_backlight_on_counter ++;
1558         }
1559     }
1560 #endif
1561
1562     vlc_mutex_unlock( &p_vout->p_sys->lock );
1563     return 0;
1564 }
1565
1566 /*****************************************************************************
1567  * EndVideo: terminate X11 video thread output method
1568  *****************************************************************************
1569  * Destroy the X11 XImages created by Init. It is called at the end of
1570  * the thread, but also each time the window is resized.
1571  *****************************************************************************/
1572 static void EndVideo( vout_thread_t *p_vout )
1573 {
1574     int i_index;
1575
1576     /* Free the direct buffers we allocated */
1577     for( i_index = I_OUTPUTPICTURES ; i_index ; )
1578     {
1579         i_index--;
1580         FreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
1581     }
1582 }
1583
1584 /* following functions are local */
1585
1586 /*****************************************************************************
1587  * CreateWindow: open and set-up X11 main window
1588  *****************************************************************************/
1589 static int CreateWindow( vout_thread_t *p_vout, x11_window_t *p_win )
1590 {
1591     XSizeHints              xsize_hints;
1592     XSetWindowAttributes    xwindow_attributes;
1593     XGCValues               xgcvalues;
1594     XEvent                  xevent;
1595
1596     bool              b_expose = false;
1597     bool              b_configure_notify = false;
1598     bool              b_map_notify = false;
1599     vlc_value_t             val;
1600
1601     /* Prepare window manager hints and properties */
1602     p_win->wm_protocols =
1603              XInternAtom( p_vout->p_sys->p_display, "WM_PROTOCOLS", True );
1604     p_win->wm_delete_window =
1605              XInternAtom( p_vout->p_sys->p_display, "WM_DELETE_WINDOW", True );
1606
1607     /* Never have a 0-pixel-wide window */
1608     xsize_hints.min_width = 2;
1609     xsize_hints.min_height = 1;
1610
1611     /* Prepare window attributes */
1612     xwindow_attributes.backing_store = Always;       /* save the hidden part */
1613     xwindow_attributes.background_pixel = BlackPixel(p_vout->p_sys->p_display,
1614                                                      p_vout->p_sys->i_screen);
1615     xwindow_attributes.event_mask = ExposureMask | StructureNotifyMask;
1616
1617     if( !p_vout->b_fullscreen )
1618     {
1619         void *ptr = vout_RequestWindow( p_vout, &p_win->i_x, &p_win->i_y,
1620                                         &p_win->i_width, &p_win->i_height );
1621         p_win->owner_window = (uintptr_t)ptr;
1622         xsize_hints.base_width  = xsize_hints.width = p_win->i_width;
1623         xsize_hints.base_height = xsize_hints.height = p_win->i_height;
1624         xsize_hints.flags       = PSize | PMinSize;
1625
1626         if( p_win->i_x >=0 || p_win->i_y >= 0 )
1627         {
1628             xsize_hints.x = p_win->i_x;
1629             xsize_hints.y = p_win->i_y;
1630             xsize_hints.flags |= PPosition;
1631         }
1632     }
1633     else
1634     {
1635         /* Fullscreen window size and position */
1636         p_win->owner_window = 0;
1637         p_win->i_x = p_win->i_y = 0;
1638         p_win->i_width =
1639             DisplayWidth( p_vout->p_sys->p_display, p_vout->p_sys->i_screen );
1640         p_win->i_height =
1641             DisplayHeight( p_vout->p_sys->p_display, p_vout->p_sys->i_screen );
1642     }
1643
1644     if( !p_win->owner_window )
1645     {
1646         /* Create the window and set hints - the window must receive
1647          * ConfigureNotify events, and until it is displayed, Expose and
1648          * MapNotify events. */
1649
1650         p_win->base_window =
1651             XCreateWindow( p_vout->p_sys->p_display,
1652                            DefaultRootWindow( p_vout->p_sys->p_display ),
1653                            p_win->i_x, p_win->i_y,
1654                            p_win->i_width, p_win->i_height,
1655                            0,
1656                            0, InputOutput, 0,
1657                            CWBackingStore | CWBackPixel | CWEventMask,
1658                            &xwindow_attributes );
1659
1660         var_Get( p_vout, "video-title", &val );
1661         if( !val.psz_string || !*val.psz_string )
1662         {
1663             XStoreName( p_vout->p_sys->p_display, p_win->base_window,
1664 #ifdef MODULE_NAME_IS_x11
1665                         VOUT_TITLE " (X11 output)"
1666 #elif defined(MODULE_NAME_IS_glx)
1667                         VOUT_TITLE " (GLX output)"
1668 #else
1669                         VOUT_TITLE " (XVideo output)"
1670 #endif
1671               );
1672         }
1673         else
1674         {
1675             XStoreName( p_vout->p_sys->p_display,
1676                         p_win->base_window, val.psz_string );
1677         }
1678         free( val.psz_string );
1679
1680         if( !p_vout->b_fullscreen )
1681         {
1682             const char *argv[] = { "vlc", NULL };
1683
1684             /* Set window manager hints and properties: size hints, command,
1685              * window's name, and accepted protocols */
1686             XSetWMNormalHints( p_vout->p_sys->p_display,
1687                                p_win->base_window, &xsize_hints );
1688             XSetCommand( p_vout->p_sys->p_display, p_win->base_window,
1689                          (char**)argv, 1 );
1690
1691             if( !var_GetBool( p_vout, "video-deco") )
1692             {
1693                 Atom prop;
1694                 mwmhints_t mwmhints;
1695
1696                 mwmhints.flags = MWM_HINTS_DECORATIONS;
1697                 mwmhints.decorations = False;
1698
1699                 prop = XInternAtom( p_vout->p_sys->p_display, "_MOTIF_WM_HINTS",
1700                                     False );
1701
1702                 XChangeProperty( p_vout->p_sys->p_display,
1703                                  p_win->base_window,
1704                                  prop, prop, 32, PropModeReplace,
1705                                  (unsigned char *)&mwmhints,
1706                                  PROP_MWM_HINTS_ELEMENTS );
1707             }
1708         }
1709     }
1710     else
1711     {
1712         Window dummy1;
1713         int dummy2, dummy3;
1714         unsigned int dummy4, dummy5;
1715
1716         /* Select events we are interested in. */
1717         XSelectInput( p_vout->p_sys->p_display, p_win->owner_window,
1718                       StructureNotifyMask );
1719
1720         /* Get the parent window's geometry information */
1721         XGetGeometry( p_vout->p_sys->p_display, p_win->owner_window,
1722                       &dummy1, &dummy2, &dummy3,
1723                       &p_win->i_width,
1724                       &p_win->i_height,
1725                       &dummy4, &dummy5 );
1726
1727         /* We are already configured */
1728         b_configure_notify = true;
1729
1730         /* From man XSelectInput: only one client at a time can select a
1731          * ButtonPress event, so we need to open a new window anyway. */
1732         p_win->base_window =
1733             XCreateWindow( p_vout->p_sys->p_display,
1734                            p_win->owner_window,
1735                            0, 0,
1736                            p_win->i_width, p_win->i_height,
1737                            0,
1738                            0, CopyFromParent, 0,
1739                            CWBackingStore | CWBackPixel | CWEventMask,
1740                            &xwindow_attributes );
1741     }
1742
1743     if( (p_win->wm_protocols == None)        /* use WM_DELETE_WINDOW */
1744         || (p_win->wm_delete_window == None)
1745         || !XSetWMProtocols( p_vout->p_sys->p_display, p_win->base_window,
1746                              &p_win->wm_delete_window, 1 ) )
1747     {
1748         /* WM_DELETE_WINDOW is not supported by window manager */
1749         msg_Warn( p_vout, "missing or bad window manager" );
1750     }
1751
1752     /* Creation of a graphic context that doesn't generate a GraphicsExpose
1753      * event when using functions like XCopyArea */
1754     xgcvalues.graphics_exposures = False;
1755     p_win->gc = XCreateGC( p_vout->p_sys->p_display,
1756                            p_win->base_window,
1757                            GCGraphicsExposures, &xgcvalues );
1758
1759     /* Send orders to server, and wait until window is displayed - three
1760      * events must be received: a MapNotify event, an Expose event allowing
1761      * drawing in the window, and a ConfigureNotify to get the window
1762      * dimensions. Once those events have been received, only
1763      * ConfigureNotify events need to be received. */
1764     XMapWindow( p_vout->p_sys->p_display, p_win->base_window );
1765     do
1766     {
1767         XWindowEvent( p_vout->p_sys->p_display, p_win->base_window,
1768                       SubstructureNotifyMask | StructureNotifyMask |
1769                       ExposureMask, &xevent);
1770         if( (xevent.type == Expose)
1771             && (xevent.xexpose.window == p_win->base_window) )
1772         {
1773             b_expose = true;
1774             /* ConfigureNotify isn't sent if there isn't a window manager.
1775              * Expose should be the last event to be received so it should
1776              * be fine to assume we won't receive it anymore. */
1777             b_configure_notify = true;
1778         }
1779         else if( (xevent.type == MapNotify)
1780                  && (xevent.xmap.window == p_win->base_window) )
1781         {
1782             b_map_notify = true;
1783         }
1784         else if( (xevent.type == ConfigureNotify)
1785                  && (xevent.xconfigure.window == p_win->base_window) )
1786         {
1787             b_configure_notify = true;
1788             p_win->i_width = xevent.xconfigure.width;
1789             p_win->i_height = xevent.xconfigure.height;
1790         }
1791     } while( !( b_expose && b_configure_notify && b_map_notify ) );
1792
1793     XSelectInput( p_vout->p_sys->p_display, p_win->base_window,
1794                   StructureNotifyMask | KeyPressMask |
1795                   ButtonPressMask | ButtonReleaseMask |
1796                   PointerMotionMask );
1797
1798 #ifdef MODULE_NAME_IS_x11
1799     if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
1800     {
1801         /* Allocate a new palette */
1802         p_vout->p_sys->colormap =
1803             XCreateColormap( p_vout->p_sys->p_display,
1804                              DefaultRootWindow( p_vout->p_sys->p_display ),
1805                              DefaultVisual( p_vout->p_sys->p_display,
1806                                             p_vout->p_sys->i_screen ),
1807                              AllocAll );
1808
1809         xwindow_attributes.colormap = p_vout->p_sys->colormap;
1810         XChangeWindowAttributes( p_vout->p_sys->p_display, p_win->base_window,
1811                                  CWColormap, &xwindow_attributes );
1812     }
1813 #endif
1814
1815     /* Create video output sub-window. */
1816     p_win->video_window =  XCreateSimpleWindow(
1817                                       p_vout->p_sys->p_display,
1818                                       p_win->base_window, 0, 0,
1819                                       p_win->i_width, p_win->i_height,
1820                                       0,
1821                                       BlackPixel( p_vout->p_sys->p_display,
1822                                                   p_vout->p_sys->i_screen ),
1823                                       WhitePixel( p_vout->p_sys->p_display,
1824                                                   p_vout->p_sys->i_screen ) );
1825
1826     XSetWindowBackground( p_vout->p_sys->p_display, p_win->video_window,
1827                           BlackPixel( p_vout->p_sys->p_display,
1828                                       p_vout->p_sys->i_screen ) );
1829
1830     XMapWindow( p_vout->p_sys->p_display, p_win->video_window );
1831     XSelectInput( p_vout->p_sys->p_display, p_win->video_window,
1832                   ExposureMask );
1833
1834     /* make sure the video window will be centered in the next ManageVideo() */
1835     p_vout->i_changes |= VOUT_SIZE_CHANGE;
1836
1837     /* If the cursor was formerly blank than blank it again */
1838     if( !p_vout->p_sys->b_mouse_pointer_visible )
1839     {
1840         ToggleCursor( p_vout );
1841         ToggleCursor( p_vout );
1842     }
1843
1844     /* Do NOT use XFlush here ! */
1845     XSync( p_vout->p_sys->p_display, False );
1846
1847     /* At this stage, the window is open, displayed, and ready to
1848      * receive data */
1849     p_vout->p_sys->p_win = p_win;
1850
1851     return VLC_SUCCESS;
1852 }
1853
1854 /*****************************************************************************
1855  * DestroyWindow: destroy the window
1856  *****************************************************************************
1857  *
1858  *****************************************************************************/
1859 static void DestroyWindow( vout_thread_t *p_vout, x11_window_t *p_win )
1860 {
1861     /* Do NOT use XFlush here ! */
1862     XSync( p_vout->p_sys->p_display, False );
1863
1864     if( p_win->video_window != None )
1865         XDestroyWindow( p_vout->p_sys->p_display, p_win->video_window );
1866
1867     XFreeGC( p_vout->p_sys->p_display, p_win->gc );
1868
1869     XUnmapWindow( p_vout->p_sys->p_display, p_win->base_window );
1870     XDestroyWindow( p_vout->p_sys->p_display, p_win->base_window );
1871
1872     if( p_win->owner_window )
1873         vout_ReleaseWindow( p_vout, (void *)p_win->owner_window );
1874 }
1875
1876 /*****************************************************************************
1877  * NewPicture: allocate a picture
1878  *****************************************************************************
1879  * Returns 0 on success, -1 otherwise
1880  *****************************************************************************/
1881 static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
1882 {
1883 #ifndef MODULE_NAME_IS_glx
1884
1885 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1886     int i_plane;
1887 #endif
1888
1889     /* We know the chroma, allocate a buffer which will be used
1890      * directly by the decoder */
1891     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
1892
1893     if( p_pic->p_sys == NULL )
1894     {
1895         return -1;
1896     }
1897
1898 #ifdef MODULE_NAME_IS_xvmc
1899     p_pic->p_sys->p_vout = p_vout;
1900     p_pic->p_sys->xvmc_surf = NULL;
1901     p_pic->p_sys->xxmc_data.decoded = 0;
1902     p_pic->p_sys->xxmc_data.proc_xxmc_update_frame = xxmc_do_update_frame;
1903     //    p_pic->p_accel_data = &p_pic->p_sys->xxmc_data;
1904     p_pic->p_sys->nb_display = 0;
1905 #endif
1906
1907     /* Fill in picture_t fields */
1908     vout_InitPicture( VLC_OBJECT(p_vout), p_pic, p_vout->output.i_chroma,
1909                       p_vout->output.i_width, p_vout->output.i_height,
1910                       p_vout->output.i_aspect );
1911
1912 #ifdef HAVE_SYS_SHM_H
1913     if( p_vout->p_sys->i_shm_opcode )
1914     {
1915         /* Create image using XShm extension */
1916         p_pic->p_sys->p_image =
1917             CreateShmImage( p_vout, p_vout->p_sys->p_display,
1918 #   if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1919                             p_vout->p_sys->i_xvport,
1920                             VLC2X11_FOURCC(p_vout->output.i_chroma),
1921 #   else
1922                             p_vout->p_sys->p_visual,
1923                             p_vout->p_sys->i_screen_depth,
1924 #   endif
1925                             &p_pic->p_sys->shminfo,
1926                             p_vout->output.i_width, p_vout->output.i_height );
1927     }
1928
1929     if( !p_vout->p_sys->i_shm_opcode || !p_pic->p_sys->p_image )
1930 #endif /* HAVE_SYS_SHM_H */
1931     {
1932         /* Create image without XShm extension */
1933         p_pic->p_sys->p_image =
1934             CreateImage( p_vout, p_vout->p_sys->p_display,
1935 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1936                          p_vout->p_sys->i_xvport,
1937                          VLC2X11_FOURCC(p_vout->output.i_chroma),
1938                          p_pic->format.i_bits_per_pixel,
1939 #else
1940                          p_vout->p_sys->p_visual,
1941                          p_vout->p_sys->i_screen_depth,
1942                          p_vout->p_sys->i_bytes_per_pixel,
1943 #endif
1944                          p_vout->output.i_width, p_vout->output.i_height );
1945
1946 #ifdef HAVE_SYS_SHM_H
1947         if( p_pic->p_sys->p_image && p_vout->p_sys->i_shm_opcode )
1948         {
1949             msg_Warn( p_vout, "couldn't create SHM image, disabling SHM" );
1950             p_vout->p_sys->i_shm_opcode = 0;
1951         }
1952 #endif /* HAVE_SYS_SHM_H */
1953     }
1954
1955     if( p_pic->p_sys->p_image == NULL )
1956     {
1957         free( p_pic->p_sys );
1958         return -1;
1959     }
1960
1961     switch( p_vout->output.i_chroma )
1962     {
1963 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
1964         case VLC_FOURCC('I','4','2','0'):
1965         case VLC_FOURCC('Y','V','1','2'):
1966         case VLC_FOURCC('Y','2','1','1'):
1967         case VLC_FOURCC('Y','U','Y','2'):
1968         case VLC_FOURCC('U','Y','V','Y'):
1969         case VLC_FOURCC('R','V','1','5'):
1970         case VLC_FOURCC('R','V','1','6'):
1971         case VLC_FOURCC('R','V','2','4'): /* Fixme: pixel pitch == 4 ? */
1972         case VLC_FOURCC('R','V','3','2'):
1973
1974             for( i_plane = 0; i_plane < p_pic->p_sys->p_image->num_planes;
1975                  i_plane++ )
1976             {
1977                 p_pic->p[i_plane].p_pixels = (uint8_t*)p_pic->p_sys->p_image->data
1978                     + p_pic->p_sys->p_image->offsets[i_plane];
1979                 p_pic->p[i_plane].i_pitch =
1980                     p_pic->p_sys->p_image->pitches[i_plane];
1981             }
1982             if( p_vout->output.i_chroma == VLC_FOURCC('Y','V','1','2') )
1983             {
1984                 /* U and V inverted compared to I420
1985                  * Fixme: this should be handled by the vout core */
1986                 p_pic->U_PIXELS = (uint8_t*)p_pic->p_sys->p_image->data
1987                     + p_pic->p_sys->p_image->offsets[2];
1988                 p_pic->V_PIXELS = (uint8_t*)p_pic->p_sys->p_image->data
1989                     + p_pic->p_sys->p_image->offsets[1];
1990             }
1991
1992             break;
1993
1994 #else
1995         case VLC_FOURCC('R','G','B','2'):
1996         case VLC_FOURCC('R','V','1','6'):
1997         case VLC_FOURCC('R','V','1','5'):
1998         case VLC_FOURCC('R','V','2','4'):
1999         case VLC_FOURCC('R','V','3','2'):
2000
2001             p_pic->p->i_lines = p_pic->p_sys->p_image->height;
2002             p_pic->p->i_visible_lines = p_pic->p_sys->p_image->height;
2003             p_pic->p->p_pixels = (uint8_t*)p_pic->p_sys->p_image->data
2004                                   + p_pic->p_sys->p_image->xoffset;
2005             p_pic->p->i_pitch = p_pic->p_sys->p_image->bytes_per_line;
2006
2007             /* p_pic->p->i_pixel_pitch = 4 for RV24 but this should be set
2008              * properly by vout_InitPicture() */
2009             p_pic->p->i_visible_pitch = p_pic->p->i_pixel_pitch
2010                                          * p_pic->p_sys->p_image->width;
2011             break;
2012 #endif
2013
2014         default:
2015             /* Unknown chroma, tell the guy to get lost */
2016             IMAGE_FREE( p_pic->p_sys->p_image );
2017             free( p_pic->p_sys );
2018             msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
2019                      p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
2020             p_pic->i_planes = 0;
2021             return -1;
2022     }
2023 #else
2024
2025     VLC_UNUSED(p_vout); VLC_UNUSED(p_pic);
2026
2027 #endif /* !MODULE_NAME_IS_glx */
2028
2029     return 0;
2030 }
2031
2032 /*****************************************************************************
2033  * FreePicture: destroy a picture allocated with NewPicture
2034  *****************************************************************************
2035  * Destroy XImage AND associated data. If using Shm, detach shared memory
2036  * segment from server and process, then free it. The XDestroyImage manpage
2037  * says that both the image structure _and_ the data pointed to by the
2038  * image structure are freed, so no need to free p_image->data.
2039  *****************************************************************************/
2040 static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
2041 {
2042     /* The order of operations is correct */
2043 #ifdef HAVE_SYS_SHM_H
2044     if( p_vout->p_sys->i_shm_opcode )
2045     {
2046         XShmDetach( p_vout->p_sys->p_display, &p_pic->p_sys->shminfo );
2047         IMAGE_FREE( p_pic->p_sys->p_image );
2048
2049         shmctl( p_pic->p_sys->shminfo.shmid, IPC_RMID, 0 );
2050         if( shmdt( p_pic->p_sys->shminfo.shmaddr ) )
2051         {
2052             msg_Err( p_vout, "cannot detach shared memory (%m)" );
2053         }
2054     }
2055     else
2056 #endif
2057     {
2058         IMAGE_FREE( p_pic->p_sys->p_image );
2059     }
2060
2061 #ifdef MODULE_NAME_IS_xvmc
2062     if( p_pic->p_sys->xvmc_surf != NULL )
2063     {
2064         xxmc_xvmc_free_surface(p_vout , p_pic->p_sys->xvmc_surf);
2065         p_pic->p_sys->xvmc_surf = NULL;
2066     }
2067 #endif
2068
2069     /* Do NOT use XFlush here ! */
2070     XSync( p_vout->p_sys->p_display, False );
2071
2072     free( p_pic->p_sys );
2073 }
2074
2075 /*****************************************************************************
2076  * ToggleFullScreen: Enable or disable full screen mode
2077  *****************************************************************************
2078  * This function will switch between fullscreen and window mode.
2079  *****************************************************************************/
2080 static void ToggleFullScreen ( vout_thread_t *p_vout )
2081 {
2082     Atom prop;
2083     XEvent xevent;
2084     mwmhints_t mwmhints;
2085     XSetWindowAttributes attributes;
2086
2087 #ifdef HAVE_XINERAMA
2088     int i_d1, i_d2;
2089 #endif
2090
2091     p_vout->b_fullscreen = !p_vout->b_fullscreen;
2092
2093     if( p_vout->b_fullscreen )
2094     {
2095         msg_Dbg( p_vout, "entering fullscreen mode" );
2096
2097         /* Getting current window position */
2098         Window root_win;
2099         Window* child_windows;
2100         int num_child_windows;
2101         Window parent_win;
2102         Window child_win;
2103         XWindowAttributes win_attr;
2104         int screen_x,screen_y;
2105
2106         XGetWindowAttributes(
2107                 p_vout->p_sys->p_display,
2108                 p_vout->p_sys->p_win->video_window,
2109                 &win_attr);
2110
2111         XQueryTree(
2112                 p_vout->p_sys->p_display,
2113                 p_vout->p_sys->p_win->video_window,
2114                 &root_win,
2115                 &parent_win,
2116                 &child_windows,
2117                 &num_child_windows);
2118         XFree(child_windows);
2119
2120         XTranslateCoordinates(
2121                 p_vout->p_sys->p_display,
2122                 parent_win, win_attr.root,
2123                 win_attr.x,win_attr.y,
2124                 &screen_x,&screen_y,
2125                 &child_win);
2126
2127         msg_Dbg( p_vout, "X %d/%d Y %d/%d", win_attr.x,screen_x,win_attr.y,screen_y);
2128         /* screen_x and screen_y are current position */
2129
2130         p_vout->p_sys->b_altfullscreen =
2131             config_GetInt( p_vout, MODULE_STRING "-altfullscreen" );
2132
2133         XUnmapWindow( p_vout->p_sys->p_display,
2134                       p_vout->p_sys->p_win->base_window );
2135
2136         p_vout->p_sys->p_win = &p_vout->p_sys->fullscreen_window;
2137
2138         CreateWindow( p_vout, p_vout->p_sys->p_win );
2139         XDestroyWindow( p_vout->p_sys->p_display,
2140                         p_vout->p_sys->fullscreen_window.video_window );
2141         XReparentWindow( p_vout->p_sys->p_display,
2142                          p_vout->p_sys->original_window.video_window,
2143                          p_vout->p_sys->fullscreen_window.base_window, 0, 0 );
2144         p_vout->p_sys->fullscreen_window.video_window =
2145             p_vout->p_sys->original_window.video_window;
2146
2147         /* To my knowledge there are two ways to create a borderless window.
2148          * There's the generic way which is to tell x to bypass the window
2149          * manager, but this creates problems with the focus of other
2150          * applications.
2151          * The other way is to use the motif property "_MOTIF_WM_HINTS" which
2152          * luckily seems to be supported by most window managers. */
2153         if( !p_vout->p_sys->b_altfullscreen )
2154         {
2155             mwmhints.flags = MWM_HINTS_DECORATIONS;
2156             mwmhints.decorations = False;
2157
2158             prop = XInternAtom( p_vout->p_sys->p_display, "_MOTIF_WM_HINTS",
2159                                 False );
2160             XChangeProperty( p_vout->p_sys->p_display,
2161                              p_vout->p_sys->p_win->base_window,
2162                              prop, prop, 32, PropModeReplace,
2163                              (unsigned char *)&mwmhints,
2164                              PROP_MWM_HINTS_ELEMENTS );
2165         }
2166         else
2167         {
2168             /* brute force way to remove decorations */
2169             attributes.override_redirect = True;
2170             XChangeWindowAttributes( p_vout->p_sys->p_display,
2171                                      p_vout->p_sys->p_win->base_window,
2172                                      CWOverrideRedirect,
2173                                      &attributes);
2174
2175             /* Make sure the change is effective */
2176             XReparentWindow( p_vout->p_sys->p_display,
2177                              p_vout->p_sys->p_win->base_window,
2178                              DefaultRootWindow( p_vout->p_sys->p_display ),
2179                              0, 0 );
2180         }
2181
2182         if( p_vout->p_sys->b_net_wm_state_fullscreen )
2183         {
2184             XClientMessageEvent event;
2185
2186             memset( &event, 0, sizeof( XClientMessageEvent ) );
2187
2188             event.type = ClientMessage;
2189             event.message_type = p_vout->p_sys->net_wm_state;
2190             event.display = p_vout->p_sys->p_display;
2191             event.window = p_vout->p_sys->p_win->base_window;
2192             event.format = 32;
2193             event.data.l[ 0 ] = 1; /* set property */
2194             event.data.l[ 1 ] = p_vout->p_sys->net_wm_state_fullscreen;
2195
2196             XSendEvent( p_vout->p_sys->p_display,
2197                         DefaultRootWindow( p_vout->p_sys->p_display ),
2198                         False, SubstructureRedirectMask,
2199                         (XEvent*)&event );
2200         }
2201
2202 /* "bad fullscreen" - set this to 0. doing fullscreen this way is problematic
2203  * for many reasons and basically fights with the window manager as the wm
2204  * reparents AND vlc goes and reparents - multiple times. don't do it. it just
2205  * makes it more inefficient and less "nice" to the x11 citizenry. this turns
2206  * it off */
2207 #define BADFS 0
2208 /* explicitly asking for focus when you fullscreened is a little silly. the
2209  * window manager SHOULD be handling this itself based on its own focus
2210  * policies. if the user is "using" a given xinerama/xrandr screen or x11
2211  * multihead screen AND vlc wants to fullscreen the wm should also focus it
2212  * as its the only thing on the screen. if vlc fullscreens and its on
2213  * "another monitor" to the one the user is using - this may "steal" the focus
2214  * as really the wm should be deciding if, on fullscreening of a window
2215  * the focus should go there or not, so let the wm decided */
2216 #define APPFOCUS 0
2217         /* Make sure the change is effective */
2218 #if BADFS // RASTER: why do this? you already mapped the window in CreateWindow?
2219         XReparentWindow( p_vout->p_sys->p_display,
2220                          p_vout->p_sys->p_win->base_window,
2221                          DefaultRootWindow( p_vout->p_sys->p_display ),
2222                          -2, -2 );
2223 #endif
2224
2225 #ifdef HAVE_XINERAMA
2226         if( XineramaQueryExtension( p_vout->p_sys->p_display, &i_d1, &i_d2 ) &&
2227             XineramaIsActive( p_vout->p_sys->p_display ) )
2228         {
2229             XineramaScreenInfo *screens;   /* infos for xinerama */
2230             int i_num_screens;
2231
2232             msg_Dbg( p_vout, "using XFree Xinerama extension");
2233
2234 #define SCREEN p_vout->p_sys->p_win->i_screen
2235
2236             /* Get Information about Xinerama (num of screens) */
2237             screens = XineramaQueryScreens( p_vout->p_sys->p_display,
2238                                             &i_num_screens );
2239
2240             SCREEN = config_GetInt( p_vout,
2241                                         MODULE_STRING "-xineramascreen" );
2242
2243             /* just check that user has entered a good value,
2244              * otherwise use that screen where window is */
2245             if( SCREEN >= i_num_screens || SCREEN < 0 )
2246             {
2247                 msg_Dbg( p_vout, "requested screen number invalid (%d/%d)", SCREEN, i_num_screens );
2248 #define left screens[SCREEN].x_org
2249 #define right left + screens[SCREEN].width
2250 #define top screens[SCREEN].y_org
2251 #define bottom top + screens[SCREEN].height
2252
2253                  for( SCREEN = i_num_screens-1; SCREEN > 0; SCREEN--)
2254                  {
2255                      if( left <= screen_x && screen_x <= right &&
2256                              top <= screen_y && screen_y <= bottom )
2257                          break;
2258                  }
2259 #undef bottom
2260 #undef top
2261 #undef right
2262 #undef left
2263             }
2264
2265             /* Get the X/Y upper left corner coordinate of the above screen */
2266             p_vout->p_sys->p_win->i_x = screens[SCREEN].x_org;
2267             p_vout->p_sys->p_win->i_y = screens[SCREEN].y_org;
2268
2269             /* Set the Height/width to the screen resolution */
2270             p_vout->p_sys->p_win->i_width = screens[SCREEN].width;
2271             p_vout->p_sys->p_win->i_height = screens[SCREEN].height;
2272
2273             XFree(screens);
2274
2275 #undef SCREEN
2276
2277         }
2278         else
2279 #endif
2280         {
2281             /* The window wasn't necessarily created at the requested size */
2282             p_vout->p_sys->p_win->i_x = p_vout->p_sys->p_win->i_y = 0;
2283
2284 #ifdef HAVE_XF86VIDMODE
2285             XF86VidModeModeLine mode;
2286             int i_dummy;
2287
2288             if( XF86VidModeGetModeLine( p_vout->p_sys->p_display,
2289                                         p_vout->p_sys->i_screen, &i_dummy,
2290                                         &mode ) )
2291             {
2292                 p_vout->p_sys->p_win->i_width = mode.hdisplay;
2293                 p_vout->p_sys->p_win->i_height = mode.vdisplay;
2294
2295                 /* move cursor to the middle of the window to prevent
2296                  * unwanted display move if the display is smaller than the
2297                  * full desktop */
2298                 XWarpPointer( p_vout->p_sys->p_display, None,
2299                               p_vout->p_sys->p_win->base_window, 0, 0, 0, 0,
2300                               mode.hdisplay / 2 , mode.vdisplay / 2 );
2301                 /* force desktop view to upper left corner */
2302                 XF86VidModeSetViewPort( p_vout->p_sys->p_display,
2303                                         p_vout->p_sys->i_screen, 0, 0 );
2304             }
2305             else
2306 #endif
2307             {
2308                 p_vout->p_sys->p_win->i_width =
2309                     DisplayWidth( p_vout->p_sys->p_display,
2310                                 p_vout->p_sys->i_screen );
2311                 p_vout->p_sys->p_win->i_height =
2312                     DisplayHeight( p_vout->p_sys->p_display,
2313                                 p_vout->p_sys->i_screen );
2314             }
2315
2316         }
2317
2318         XMoveResizeWindow( p_vout->p_sys->p_display,
2319                            p_vout->p_sys->p_win->base_window,
2320                            p_vout->p_sys->p_win->i_x,
2321                            p_vout->p_sys->p_win->i_y,
2322                            p_vout->p_sys->p_win->i_width,
2323                            p_vout->p_sys->p_win->i_height );
2324
2325 #ifdef HAVE_XSP
2326         EnablePixelDoubling( p_vout );
2327 #endif
2328
2329 #if APPFOCUS // RASTER: let the wm do focus policy
2330         /* Activate the window (give it the focus) */
2331         XClientMessageEvent event;
2332
2333         memset( &event, 0, sizeof( XClientMessageEvent ) );
2334
2335         event.type = ClientMessage;
2336         event.message_type =
2337            XInternAtom( p_vout->p_sys->p_display, "_NET_ACTIVE_WINDOW", False );
2338         event.display = p_vout->p_sys->p_display;
2339         event.window = p_vout->p_sys->p_win->base_window;
2340         event.format = 32;
2341         event.data.l[ 0 ] = 1; /* source indication (1 = from an application */
2342         event.data.l[ 1 ] = 0; /* timestamp */
2343         event.data.l[ 2 ] = 0; /* requestor's currently active window */
2344         /* XXX: window manager would be more likely to obey if we already have
2345          * an active window (and give it to the event), such as an interface */
2346
2347         XSendEvent( p_vout->p_sys->p_display,
2348                     DefaultRootWindow( p_vout->p_sys->p_display ),
2349                     False, SubstructureRedirectMask,
2350                     (XEvent*)&event );
2351 #endif
2352     }
2353     else
2354     {
2355         msg_Dbg( p_vout, "leaving fullscreen mode" );
2356
2357 #ifdef HAVE_XSP
2358         DisablePixelDoubling( p_vout );
2359 #endif
2360
2361         XReparentWindow( p_vout->p_sys->p_display,
2362                          p_vout->p_sys->original_window.video_window,
2363                          p_vout->p_sys->original_window.base_window, 0, 0 );
2364
2365         p_vout->p_sys->fullscreen_window.video_window = None;
2366         DestroyWindow( p_vout, &p_vout->p_sys->fullscreen_window );
2367         p_vout->p_sys->p_win = &p_vout->p_sys->original_window;
2368
2369         XMapWindow( p_vout->p_sys->p_display,
2370                     p_vout->p_sys->p_win->base_window );
2371     }
2372
2373     /* Unfortunately, using XSync() here is not enough to ensure the
2374      * window has already been mapped because the XMapWindow() request
2375      * has not necessarily been sent directly to our window (remember,
2376      * the call is first redirected to the window manager) */
2377
2378 #if BADFS // RASTER: this is silly... if we have already mapped before
2379     do
2380     {
2381         XWindowEvent( p_vout->p_sys->p_display,
2382                       p_vout->p_sys->p_win->base_window,
2383                       StructureNotifyMask, &xevent );
2384     } while( xevent.type != MapNotify );
2385 #else
2386    XSync(p_vout->p_sys->p_display, False);
2387 #endif
2388
2389     /* Be careful, this can generate a BadMatch error if the window is not
2390      * already mapped by the server (see above) */
2391     XSetInputFocus(p_vout->p_sys->p_display,
2392                    p_vout->p_sys->p_win->base_window,
2393                    RevertToParent,
2394                    CurrentTime);
2395
2396     /* signal that the size needs to be updated */
2397     p_vout->i_changes |= VOUT_SIZE_CHANGE;
2398 }
2399
2400 /*****************************************************************************
2401  * EnableXScreenSaver: enable screen saver
2402  *****************************************************************************
2403  * This function enables the screen saver on a display after it has been
2404  * disabled by XDisableScreenSaver.
2405  * FIXME: what happens if multiple vlc sessions are running at the same
2406  *        time ???
2407  *****************************************************************************/
2408 static void EnableXScreenSaver( vout_thread_t *p_vout )
2409 {
2410 #ifdef DPMSINFO_IN_DPMS_H
2411     int dummy;
2412 #endif
2413
2414     if( p_vout->p_sys->i_ss_timeout )
2415     {
2416         XSetScreenSaver( p_vout->p_sys->p_display, p_vout->p_sys->i_ss_timeout,
2417                          p_vout->p_sys->i_ss_interval,
2418                          p_vout->p_sys->i_ss_blanking,
2419                          p_vout->p_sys->i_ss_exposure );
2420     }
2421
2422     /* Restore DPMS settings */
2423 #ifdef DPMSINFO_IN_DPMS_H
2424     if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
2425     {
2426         if( p_vout->p_sys->b_ss_dpms )
2427         {
2428             DPMSEnable( p_vout->p_sys->p_display );
2429         }
2430     }
2431 #endif
2432 }
2433
2434 /*****************************************************************************
2435  * DisableXScreenSaver: disable screen saver
2436  *****************************************************************************
2437  * See XEnableXScreenSaver
2438  *****************************************************************************/
2439 static void DisableXScreenSaver( vout_thread_t *p_vout )
2440 {
2441 #ifdef DPMSINFO_IN_DPMS_H
2442     int dummy;
2443 #endif
2444
2445     /* Save screen saver information */
2446     XGetScreenSaver( p_vout->p_sys->p_display, &p_vout->p_sys->i_ss_timeout,
2447                      &p_vout->p_sys->i_ss_interval,
2448                      &p_vout->p_sys->i_ss_blanking,
2449                      &p_vout->p_sys->i_ss_exposure );
2450
2451     /* Disable screen saver */
2452     if( p_vout->p_sys->i_ss_timeout )
2453     {
2454         XSetScreenSaver( p_vout->p_sys->p_display, 0,
2455                          p_vout->p_sys->i_ss_interval,
2456                          p_vout->p_sys->i_ss_blanking,
2457                          p_vout->p_sys->i_ss_exposure );
2458     }
2459
2460     /* Disable DPMS */
2461 #ifdef DPMSINFO_IN_DPMS_H
2462     if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
2463     {
2464         CARD16 unused;
2465         /* Save DPMS current state */
2466         DPMSInfo( p_vout->p_sys->p_display, &unused,
2467                   &p_vout->p_sys->b_ss_dpms );
2468         DPMSDisable( p_vout->p_sys->p_display );
2469    }
2470 #endif
2471 }
2472
2473 /*****************************************************************************
2474  * CreateCursor: create a blank mouse pointer
2475  *****************************************************************************/
2476 static void CreateCursor( vout_thread_t *p_vout )
2477 {
2478     XColor cursor_color;
2479
2480     p_vout->p_sys->cursor_pixmap =
2481         XCreatePixmap( p_vout->p_sys->p_display,
2482                        DefaultRootWindow( p_vout->p_sys->p_display ),
2483                        1, 1, 1 );
2484
2485     XParseColor( p_vout->p_sys->p_display,
2486                  XCreateColormap( p_vout->p_sys->p_display,
2487                                   DefaultRootWindow(
2488                                                     p_vout->p_sys->p_display ),
2489                                   DefaultVisual(
2490                                                 p_vout->p_sys->p_display,
2491                                                 p_vout->p_sys->i_screen ),
2492                                   AllocNone ),
2493                  "black", &cursor_color );
2494
2495     p_vout->p_sys->blank_cursor =
2496         XCreatePixmapCursor( p_vout->p_sys->p_display,
2497                              p_vout->p_sys->cursor_pixmap,
2498                              p_vout->p_sys->cursor_pixmap,
2499                              &cursor_color, &cursor_color, 1, 1 );
2500 }
2501
2502 /*****************************************************************************
2503  * DestroyCursor: destroy the blank mouse pointer
2504  *****************************************************************************/
2505 static void DestroyCursor( vout_thread_t *p_vout )
2506 {
2507     XFreePixmap( p_vout->p_sys->p_display, p_vout->p_sys->cursor_pixmap );
2508 }
2509
2510 /*****************************************************************************
2511  * ToggleCursor: hide or show the mouse pointer
2512  *****************************************************************************
2513  * This function hides the X pointer if it is visible by setting the pointer
2514  * sprite to a blank one. To show it again, we disable the sprite.
2515  *****************************************************************************/
2516 static void ToggleCursor( vout_thread_t *p_vout )
2517 {
2518     if( p_vout->p_sys->b_mouse_pointer_visible )
2519     {
2520         XDefineCursor( p_vout->p_sys->p_display,
2521                        p_vout->p_sys->p_win->base_window,
2522                        p_vout->p_sys->blank_cursor );
2523         p_vout->p_sys->b_mouse_pointer_visible = 0;
2524     }
2525     else
2526     {
2527         XUndefineCursor( p_vout->p_sys->p_display,
2528                          p_vout->p_sys->p_win->base_window );
2529         p_vout->p_sys->b_mouse_pointer_visible = 1;
2530     }
2531 }
2532
2533 #if defined(MODULE_NAME_IS_xvideo) || defined(MODULE_NAME_IS_xvmc)
2534 /*****************************************************************************
2535  * XVideoGetPort: get YUV12 port
2536  *****************************************************************************/
2537 static int XVideoGetPort( vout_thread_t *p_vout,
2538                           vlc_fourcc_t i_chroma, picture_heap_t *p_heap )
2539 {
2540     XvAdaptorInfo *p_adaptor;
2541     unsigned int i;
2542     unsigned int i_adaptor, i_num_adaptors;
2543     int i_requested_adaptor;
2544     int i_selected_port;
2545
2546     switch( XvQueryExtension( p_vout->p_sys->p_display, &i, &i, &i, &i, &i ) )
2547     {
2548         case Success:
2549             break;
2550
2551         case XvBadExtension:
2552             msg_Warn( p_vout, "XvBadExtension" );
2553             return -1;
2554
2555         case XvBadAlloc:
2556             msg_Warn( p_vout, "XvBadAlloc" );
2557             return -1;
2558
2559         default:
2560             msg_Warn( p_vout, "XvQueryExtension failed" );
2561             return -1;
2562     }
2563
2564     switch( XvQueryAdaptors( p_vout->p_sys->p_display,
2565                              DefaultRootWindow( p_vout->p_sys->p_display ),
2566                              &i_num_adaptors, &p_adaptor ) )
2567     {
2568         case Success:
2569             break;
2570
2571         case XvBadExtension:
2572             msg_Warn( p_vout, "XvBadExtension for XvQueryAdaptors" );
2573             return -1;
2574
2575         case XvBadAlloc:
2576             msg_Warn( p_vout, "XvBadAlloc for XvQueryAdaptors" );
2577             return -1;
2578
2579         default:
2580             msg_Warn( p_vout, "XvQueryAdaptors failed" );
2581             return -1;
2582     }
2583
2584     i_selected_port = -1;
2585 #ifdef MODULE_NAME_IS_xvmc
2586     i_requested_adaptor = config_GetInt( p_vout, "xvmc-adaptor" );
2587 #else
2588     i_requested_adaptor = config_GetInt( p_vout, "xvideo-adaptor" );
2589 #endif
2590     for( i_adaptor = 0; i_adaptor < i_num_adaptors; ++i_adaptor )
2591     {
2592         XvImageFormatValues *p_formats;
2593         int i_format, i_num_formats;
2594         int i_port;
2595
2596         /* If we requested an adaptor and it's not this one, we aren't
2597          * interested */
2598         if( i_requested_adaptor != -1 && ((int)i_adaptor != i_requested_adaptor) )
2599         {
2600             continue;
2601         }
2602
2603         /* If the adaptor doesn't have the required properties, skip it */
2604         if( !( p_adaptor[ i_adaptor ].type & XvInputMask ) ||
2605             !( p_adaptor[ i_adaptor ].type & XvImageMask ) )
2606         {
2607             continue;
2608         }
2609
2610         /* Check that adaptor supports our requested format... */
2611         p_formats = XvListImageFormats( p_vout->p_sys->p_display,
2612                                         p_adaptor[i_adaptor].base_id,
2613                                         &i_num_formats );
2614
2615         for( i_format = 0;
2616              i_format < i_num_formats && ( i_selected_port == -1 );
2617              i_format++ )
2618         {
2619             XvAttribute     *p_attr;
2620             int             i_attr, i_num_attributes;
2621             Atom            autopaint = None, colorkey = None;
2622
2623             /* If this is not the format we want, or at least a
2624              * similar one, forget it */
2625             if( !vout_ChromaCmp( p_formats[ i_format ].id, i_chroma ) )
2626             {
2627                 continue;
2628             }
2629
2630             /* Look for the first available port supporting this format */
2631             for( i_port = p_adaptor[i_adaptor].base_id;
2632                  ( i_port < (int)(p_adaptor[i_adaptor].base_id
2633                                    + p_adaptor[i_adaptor].num_ports) )
2634                    && ( i_selected_port == -1 );
2635                  i_port++ )
2636             {
2637                 if( XvGrabPort( p_vout->p_sys->p_display, i_port, CurrentTime )
2638                      == Success )
2639                 {
2640                     i_selected_port = i_port;
2641                     p_heap->i_chroma = p_formats[ i_format ].id;
2642 #if XvVersion > 2 || ( XvVersion == 2 && XvRevision >= 2 )
2643                     p_heap->i_rmask = p_formats[ i_format ].red_mask;
2644                     p_heap->i_gmask = p_formats[ i_format ].green_mask;
2645                     p_heap->i_bmask = p_formats[ i_format ].blue_mask;
2646 #endif
2647                 }
2648             }
2649
2650             /* If no free port was found, forget it */
2651             if( i_selected_port == -1 )
2652             {
2653                 continue;
2654             }
2655
2656             /* If we found a port, print information about it */
2657             msg_Dbg( p_vout, "adaptor %i, port %i, format 0x%x (%4.4s) %s",
2658                      i_adaptor, i_selected_port, p_formats[ i_format ].id,
2659                      (char *)&p_formats[ i_format ].id,
2660                      ( p_formats[ i_format ].format == XvPacked ) ?
2661                          "packed" : "planar" );
2662
2663             /* Use XV_AUTOPAINT_COLORKEY if supported, otherwise we will
2664              * manually paint the colour key */
2665             p_attr = XvQueryPortAttributes( p_vout->p_sys->p_display,
2666                                             i_selected_port,
2667                                             &i_num_attributes );
2668
2669             for( i_attr = 0; i_attr < i_num_attributes; i_attr++ )
2670             {
2671                 if( !strcmp( p_attr[i_attr].name, "XV_AUTOPAINT_COLORKEY" ) )
2672                 {
2673                     autopaint = XInternAtom( p_vout->p_sys->p_display,
2674                                              "XV_AUTOPAINT_COLORKEY", False );
2675                     XvSetPortAttribute( p_vout->p_sys->p_display,
2676                                         i_selected_port, autopaint, 1 );
2677                 }
2678                 if( !strcmp( p_attr[i_attr].name, "XV_COLORKEY" ) )
2679                 {
2680                     /* Find out the default colour key */
2681                     colorkey = XInternAtom( p_vout->p_sys->p_display,
2682                                             "XV_COLORKEY", False );
2683                     XvGetPortAttribute( p_vout->p_sys->p_display,
2684                                         i_selected_port, colorkey,
2685                                         &p_vout->p_sys->i_colourkey );
2686                 }
2687             }
2688             p_vout->p_sys->b_paint_colourkey =
2689                 autopaint == None && colorkey != None;
2690
2691             if( p_attr != NULL )
2692             {
2693                 XFree( p_attr );
2694             }
2695         }
2696
2697         if( p_formats != NULL )
2698         {
2699             XFree( p_formats );
2700         }
2701
2702     }
2703
2704     if( i_num_adaptors > 0 )
2705     {
2706         XvFreeAdaptorInfo( p_adaptor );
2707     }
2708
2709     if( i_selected_port == -1 )
2710     {
2711         int i_chroma_tmp = X112VLC_FOURCC( i_chroma );
2712         if( i_requested_adaptor == -1 )
2713         {
2714             msg_Warn( p_vout, "no free XVideo port found for format "
2715                       "0x%.8x (%4.4s)", i_chroma_tmp, (char*)&i_chroma_tmp );
2716         }
2717         else
2718         {
2719             msg_Warn( p_vout, "XVideo adaptor %i does not have a free "
2720                       "XVideo port for format 0x%.8x (%4.4s)",
2721                       i_requested_adaptor, i_chroma_tmp, (char*)&i_chroma_tmp );
2722         }
2723     }
2724
2725     return i_selected_port;
2726 }
2727
2728 /*****************************************************************************
2729  * XVideoReleasePort: release YUV12 port
2730  *****************************************************************************/
2731 static void XVideoReleasePort( vout_thread_t *p_vout, int i_port )
2732 {
2733     XvUngrabPort( p_vout->p_sys->p_display, i_port, CurrentTime );
2734 }
2735 #endif
2736
2737 /*****************************************************************************
2738  * InitDisplay: open and initialize X11 device
2739  *****************************************************************************
2740  * Create a window according to video output given size, and set other
2741  * properties according to the display properties.
2742  *****************************************************************************/
2743 static int InitDisplay( vout_thread_t *p_vout )
2744 {
2745 #ifdef MODULE_NAME_IS_x11
2746     XPixmapFormatValues *       p_formats;                 /* pixmap formats */
2747     XVisualInfo *               p_xvisual;            /* visuals information */
2748     XVisualInfo                 xvisual_template;         /* visual template */
2749     int                         i_count, i;                    /* array size */
2750 #endif
2751
2752 #ifdef HAVE_SYS_SHM_H
2753     p_vout->p_sys->i_shm_opcode = 0;
2754
2755     if( config_GetInt( p_vout, MODULE_STRING "-shm" ) )
2756     {
2757         int major, evt, err;
2758
2759         if( XQueryExtension( p_vout->p_sys->p_display, "MIT-SHM", &major,
2760                              &evt, &err )
2761          && XShmQueryExtension( p_vout->p_sys->p_display ) )
2762             p_vout->p_sys->i_shm_opcode = major;
2763
2764         if( p_vout->p_sys->i_shm_opcode )
2765         {
2766             int major, minor;
2767             Bool pixmaps;
2768
2769             XShmQueryVersion( p_vout->p_sys->p_display, &major, &minor,
2770                               &pixmaps );
2771             msg_Dbg( p_vout, "XShm video extension v%d.%d "
2772                      "(with%s pixmaps, opcode: %d)",
2773                      major, minor, pixmaps ? "" : "out",
2774                      p_vout->p_sys->i_shm_opcode );
2775         }
2776         else
2777             msg_Warn( p_vout, "XShm video extension not available" );
2778     }
2779     else
2780         msg_Dbg( p_vout, "XShm video extension disabled" );
2781 #endif
2782
2783 #ifdef MODULE_NAME_IS_xvideo
2784     /* XXX The brightness and contrast values should be read from environment
2785      * XXX variables... */
2786 #if 0
2787     XVideoSetAttribute( p_vout, "XV_BRIGHTNESS", 0.5 );
2788     XVideoSetAttribute( p_vout, "XV_CONTRAST",   0.5 );
2789 #endif
2790 #endif
2791
2792 #ifdef MODULE_NAME_IS_x11
2793     /* Initialize structure */
2794     p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
2795
2796     /* Get screen depth */
2797     p_vout->p_sys->i_screen_depth = XDefaultDepth( p_vout->p_sys->p_display,
2798                                                    p_vout->p_sys->i_screen );
2799     switch( p_vout->p_sys->i_screen_depth )
2800     {
2801     case 8:
2802         /*
2803          * Screen depth is 8bpp. Use PseudoColor visual with private colormap.
2804          */
2805         xvisual_template.screen =   p_vout->p_sys->i_screen;
2806         xvisual_template.class =    DirectColor;
2807         p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2808                                     VisualScreenMask | VisualClassMask,
2809                                     &xvisual_template, &i_count );
2810         if( p_xvisual == NULL )
2811         {
2812             msg_Err( p_vout, "no PseudoColor visual available" );
2813             return VLC_EGENERIC;
2814         }
2815         p_vout->p_sys->i_bytes_per_pixel = 1;
2816         p_vout->output.pf_setpalette = SetPalette;
2817         break;
2818     case 15:
2819     case 16:
2820     case 24:
2821     default:
2822         /*
2823          * Screen depth is higher than 8bpp. TrueColor visual is used.
2824          */
2825         xvisual_template.screen =   p_vout->p_sys->i_screen;
2826         xvisual_template.class =    TrueColor;
2827 /* In some cases, we get a truecolor class adaptor that has a different
2828    color depth. So try to get a real true color one first */
2829         xvisual_template.depth =    p_vout->p_sys->i_screen_depth;
2830
2831         p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2832                                     VisualScreenMask | VisualClassMask |
2833                                     VisualDepthMask,
2834                                     &xvisual_template, &i_count );
2835         if( p_xvisual == NULL )
2836         {
2837             msg_Warn( p_vout, "No screen matching the required color depth" );
2838             p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2839                                     VisualScreenMask | VisualClassMask,
2840                                     &xvisual_template, &i_count );
2841             if( p_xvisual == NULL )
2842             {
2843
2844                 msg_Err( p_vout, "no TrueColor visual available" );
2845                 return VLC_EGENERIC;
2846             }
2847         }
2848
2849         p_vout->output.i_rmask = p_xvisual->red_mask;
2850         p_vout->output.i_gmask = p_xvisual->green_mask;
2851         p_vout->output.i_bmask = p_xvisual->blue_mask;
2852
2853         /* There is no difference yet between 3 and 4 Bpp. The only way
2854          * to find the actual number of bytes per pixel is to list supported
2855          * pixmap formats. */
2856         p_formats = XListPixmapFormats( p_vout->p_sys->p_display, &i_count );
2857         p_vout->p_sys->i_bytes_per_pixel = 0;
2858
2859         for( i = 0; i < i_count; i++ )
2860         {
2861             /* Under XFree4.0, the list contains pixmap formats available
2862              * through all video depths ; so we have to check against current
2863              * depth. */
2864             if( p_formats[i].depth == (int)p_vout->p_sys->i_screen_depth )
2865             {
2866                 if( p_formats[i].bits_per_pixel / 8
2867                         > (int)p_vout->p_sys->i_bytes_per_pixel )
2868                 {
2869                     p_vout->p_sys->i_bytes_per_pixel =
2870                         p_formats[i].bits_per_pixel / 8;
2871                 }
2872             }
2873         }
2874         if( p_formats ) XFree( p_formats );
2875
2876         break;
2877     }
2878     p_vout->p_sys->p_visual = p_xvisual->visual;
2879     XFree( p_xvisual );
2880 #endif
2881
2882     return VLC_SUCCESS;
2883 }
2884
2885 #ifndef MODULE_NAME_IS_glx
2886
2887 #ifdef HAVE_SYS_SHM_H
2888 /*****************************************************************************
2889  * CreateShmImage: create an XImage or XvImage using shared memory extension
2890  *****************************************************************************
2891  * Prepare an XImage or XvImage for display function.
2892  * The order of the operations respects the recommandations of the mit-shm
2893  * document by J.Corbet and K.Packard. Most of the parameters were copied from
2894  * there. See http://ftp.xfree86.org/pub/XFree86/4.0/doc/mit-shm.TXT
2895  *****************************************************************************/
2896 IMAGE_TYPE * CreateShmImage( vout_thread_t *p_vout,
2897                                     Display* p_display, EXTRA_ARGS_SHM,
2898                                     int i_width, int i_height )
2899 {
2900     IMAGE_TYPE *p_image;
2901     Status result;
2902
2903     /* Create XImage / XvImage */
2904 #ifdef MODULE_NAME_IS_xvideo
2905     p_image = XvShmCreateImage( p_display, i_xvport, i_chroma, 0,
2906                                 i_width, i_height, p_shm );
2907 #elif defined(MODULE_NAME_IS_xvmc)
2908     p_image = XvShmCreateImage( p_display, i_xvport, i_chroma, 0,
2909                                 i_width, i_height, p_shm );
2910 #else
2911     p_image = XShmCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2912                                p_shm, i_width, i_height );
2913 #endif
2914     if( p_image == NULL )
2915     {
2916         msg_Err( p_vout, "image creation failed" );
2917         return NULL;
2918     }
2919
2920     /* Allocate shared memory segment - 0776 set the access permission
2921      * rights (like umask), they are not yet supported by all X servers */
2922     p_shm->shmid = shmget( IPC_PRIVATE, DATA_SIZE(p_image), IPC_CREAT | 0776 );
2923     if( p_shm->shmid < 0 )
2924     {
2925         msg_Err( p_vout, "cannot allocate shared image data (%m)" );
2926         IMAGE_FREE( p_image );
2927         return NULL;
2928     }
2929
2930     /* Attach shared memory segment to process (read/write) */
2931     p_shm->shmaddr = p_image->data = shmat( p_shm->shmid, 0, 0 );
2932     if(! p_shm->shmaddr )
2933     {
2934         msg_Err( p_vout, "cannot attach shared memory (%m)" );
2935         IMAGE_FREE( p_image );
2936         shmctl( p_shm->shmid, IPC_RMID, 0 );
2937         return NULL;
2938     }
2939
2940     /* Read-only data. We won't be using XShmGetImage */
2941     p_shm->readOnly = True;
2942
2943     /* Attach shared memory segment to X server */
2944     XSynchronize( p_display, True );
2945     i_shm_major = p_vout->p_sys->i_shm_opcode;
2946     result = XShmAttach( p_display, p_shm );
2947     if( result == False || !i_shm_major )
2948     {
2949         msg_Err( p_vout, "cannot attach shared memory to X server" );
2950         IMAGE_FREE( p_image );
2951         shmctl( p_shm->shmid, IPC_RMID, 0 );
2952         shmdt( p_shm->shmaddr );
2953         return NULL;
2954     }
2955     XSynchronize( p_display, False );
2956
2957     /* Send image to X server. This instruction is required, since having
2958      * built a Shm XImage and not using it causes an error on XCloseDisplay,
2959      * and remember NOT to use XFlush ! */
2960     XSync( p_display, False );
2961
2962 #if 0
2963     /* Mark the shm segment to be removed when there are no more
2964      * attachements, so it is automatic on process exit or after shmdt */
2965     shmctl( p_shm->shmid, IPC_RMID, 0 );
2966 #endif
2967
2968     return p_image;
2969 }
2970 #endif
2971
2972 /*****************************************************************************
2973  * CreateImage: create an XImage or XvImage
2974  *****************************************************************************
2975  * Create a simple image used as a buffer.
2976  *****************************************************************************/
2977 static IMAGE_TYPE * CreateImage( vout_thread_t *p_vout,
2978                                  Display *p_display, EXTRA_ARGS,
2979                                  int i_width, int i_height )
2980 {
2981     uint8_t *    p_data;                          /* image data storage zone */
2982     IMAGE_TYPE *p_image;
2983 #ifdef MODULE_NAME_IS_x11
2984     int         i_quantum;                     /* XImage quantum (see below) */
2985     int         i_bytes_per_line;
2986 #endif
2987
2988     /* Allocate memory for image */
2989 #ifdef MODULE_NAME_IS_xvideo
2990     p_data = malloc( i_width * i_height * i_bits_per_pixel / 8 );
2991 #elif defined(MODULE_NAME_IS_x11)
2992     i_bytes_per_line = i_width * i_bytes_per_pixel;
2993     p_data = malloc( i_bytes_per_line * i_height );
2994 #endif
2995     if( !p_data )
2996         return NULL;
2997
2998 #ifdef MODULE_NAME_IS_x11
2999     /* Optimize the quantum of a scanline regarding its size - the quantum is
3000        a diviser of the number of bits between the start of two scanlines. */
3001     if( i_bytes_per_line & 0xf )
3002     {
3003         i_quantum = 0x8;
3004     }
3005     else if( i_bytes_per_line & 0x10 )
3006     {
3007         i_quantum = 0x10;
3008     }
3009     else
3010     {
3011         i_quantum = 0x20;
3012     }
3013 #endif
3014
3015     /* Create XImage. p_data will be automatically freed */
3016 #ifdef MODULE_NAME_IS_xvideo
3017     p_image = XvCreateImage( p_display, i_xvport, i_chroma,
3018                              (char *)p_data, i_width, i_height );
3019 #elif defined(MODULE_NAME_IS_x11)
3020     p_image = XCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
3021                             (char *)p_data, i_width, i_height, i_quantum, 0 );
3022 #endif
3023     if( p_image == NULL )
3024     {
3025         msg_Err( p_vout, "XCreateImage() failed" );
3026         free( p_data );
3027         return NULL;
3028     }
3029
3030     return p_image;
3031 }
3032
3033 #endif
3034 /*****************************************************************************
3035  * X11ErrorHandler: replace error handler so we can intercept some of them
3036  *****************************************************************************/
3037 static int X11ErrorHandler( Display * display, XErrorEvent * event )
3038 {
3039     char txt[1024];
3040
3041     XGetErrorText( display, event->error_code, txt, sizeof( txt ) );
3042     fprintf( stderr,
3043              "[????????] x11 video output error: X11 request %u.%u failed "
3044               "with error code %u:\n %s\n",
3045              event->request_code, event->minor_code, event->error_code, txt );
3046
3047     switch( event->request_code )
3048     {
3049     case X_SetInputFocus:
3050         /* Ignore errors on XSetInputFocus()
3051          * (they happen when a window is not yet mapped) */
3052         return 0;
3053     }
3054
3055 #ifdef HAVE_SYS_SHM_H
3056     if( event->request_code == i_shm_major ) /* MIT-SHM */
3057     {
3058         fprintf( stderr,
3059                  "[????????] x11 video output notice:"
3060                  " buggy X11 server claims shared memory\n"
3061                  "[????????] x11 video output notice:"
3062                  " support though it does not work (OpenSSH?)\n" );
3063         return i_shm_major = 0;
3064     }
3065 #endif
3066
3067 #ifndef HAVE_OSSO
3068     XSetErrorHandler(NULL);
3069     return (XSetErrorHandler(X11ErrorHandler))( display, event );
3070 #else
3071     /* Work-around Maemo Xvideo bug */
3072     return 0;
3073 #endif
3074 }
3075
3076 #ifdef MODULE_NAME_IS_x11
3077 /*****************************************************************************
3078  * SetPalette: sets an 8 bpp palette
3079  *****************************************************************************
3080  * This function sets the palette given as an argument. It does not return
3081  * anything, but could later send information on which colors it was unable
3082  * to set.
3083  *****************************************************************************/
3084 static void SetPalette( vout_thread_t *p_vout,
3085                         uint16_t *red, uint16_t *green, uint16_t *blue )
3086 {
3087     int i;
3088     XColor p_colors[255];
3089
3090     /* allocate palette */
3091     for( i = 0; i < 255; i++ )
3092     {
3093         /* kludge: colors are indexed reversely because color 255 seems
3094          * to be reserved for black even if we try to set it to white */
3095         p_colors[ i ].pixel = 255 - i;
3096         p_colors[ i ].pad   = 0;
3097         p_colors[ i ].flags = DoRed | DoGreen | DoBlue;
3098         p_colors[ i ].red   = red[ 255 - i ];
3099         p_colors[ i ].blue  = blue[ 255 - i ];
3100         p_colors[ i ].green = green[ 255 - i ];
3101     }
3102
3103     XStoreColors( p_vout->p_sys->p_display,
3104                   p_vout->p_sys->colormap, p_colors, 255 );
3105 }
3106 #endif
3107
3108 /*****************************************************************************
3109  * Control: control facility for the vout
3110  *****************************************************************************/
3111 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
3112 {
3113     bool b_arg;
3114     unsigned int i_width, i_height;
3115     unsigned int *pi_width, *pi_height;
3116     Drawable d = 0;
3117
3118     switch( i_query )
3119     {
3120         case VOUT_GET_SIZE:
3121             if( p_vout->p_sys->p_win->owner_window )
3122                 return vout_ControlWindow( p_vout,
3123                     (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
3124
3125             pi_width  = va_arg( args, unsigned int * );
3126             pi_height = va_arg( args, unsigned int * );
3127
3128             vlc_mutex_lock( &p_vout->p_sys->lock );
3129             *pi_width  = p_vout->p_sys->p_win->i_width;
3130             *pi_height = p_vout->p_sys->p_win->i_height;
3131             vlc_mutex_unlock( &p_vout->p_sys->lock );
3132             return VLC_SUCCESS;
3133
3134         case VOUT_SET_SIZE:
3135             if( p_vout->p_sys->p_win->owner_window )
3136                 return vout_ControlWindow( p_vout,
3137                     (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
3138
3139             vlc_mutex_lock( &p_vout->p_sys->lock );
3140
3141             i_width  = va_arg( args, unsigned int );
3142             i_height = va_arg( args, unsigned int );
3143             if( !i_width ) i_width = p_vout->i_window_width;
3144             if( !i_height ) i_height = p_vout->i_window_height;
3145
3146 #ifdef MODULE_NAME_IS_xvmc
3147             xvmc_context_reader_lock( &p_vout->p_sys->xvmc_lock );
3148 #endif