1 /*****************************************************************************
2 * xcommon.c: Functions common to the X11 and XVideo plugins
3 *****************************************************************************
4 * Copyright (C) 1998-2006 the VideoLAN team
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>
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.
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.
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 *****************************************************************************/
27 /*****************************************************************************
29 *****************************************************************************/
30 #include <errno.h> /* ENOMEM */
31 #include <stdlib.h> /* free() */
32 #include <string.h> /* strerror() */
39 #ifdef HAVE_MACHINE_PARAM_H
41 # include <machine/param.h>
42 # include <sys/types.h> /* typedef ushort */
47 # include <netinet/in.h> /* BSD: struct in_addr */
51 # include <sys/shm.h> /* shmget(), shmctl() */
55 #include <X11/Xproto.h>
57 #include <X11/Xutil.h>
58 #include <X11/keysym.h>
60 # include <X11/extensions/XShm.h>
62 #ifdef DPMSINFO_IN_DPMS_H
63 # include <X11/extensions/dpms.h>
66 #ifdef MODULE_NAME_IS_xvideo
67 # include <X11/extensions/Xv.h>
68 # include <X11/extensions/Xvlib.h>
71 #ifdef MODULE_NAME_IS_glx
76 # include <X11/extensions/Xinerama.h>
79 #ifdef HAVE_X11_EXTENSIONS_XF86VMODE_H
80 # include <X11/extensions/xf86vmode.h>
85 /*****************************************************************************
87 *****************************************************************************/
88 int E_(Activate) ( vlc_object_t * );
89 void E_(Deactivate) ( vlc_object_t * );
91 static int InitVideo ( vout_thread_t * );
92 static void EndVideo ( vout_thread_t * );
93 static void DisplayVideo ( vout_thread_t *, picture_t * );
94 static int ManageVideo ( vout_thread_t * );
95 static int Control ( vout_thread_t *, int, va_list );
97 static int InitDisplay ( vout_thread_t * );
99 static int CreateWindow ( vout_thread_t *, x11_window_t * );
100 static void DestroyWindow ( vout_thread_t *, x11_window_t * );
102 static int NewPicture ( vout_thread_t *, picture_t * );
103 static void FreePicture ( vout_thread_t *, picture_t * );
105 static IMAGE_TYPE *CreateImage ( vout_thread_t *,
106 Display *, EXTRA_ARGS, int, int );
107 #ifdef HAVE_SYS_SHM_H
108 static IMAGE_TYPE *CreateShmImage ( vout_thread_t *,
109 Display *, EXTRA_ARGS_SHM, int, int );
110 static vlc_bool_t b_shm = VLC_TRUE;
113 static void ToggleFullScreen ( vout_thread_t * );
115 static void EnableXScreenSaver ( vout_thread_t * );
116 static void DisableXScreenSaver ( vout_thread_t * );
118 static void CreateCursor ( vout_thread_t * );
119 static void DestroyCursor ( vout_thread_t * );
120 static void ToggleCursor ( vout_thread_t * );
122 #ifdef MODULE_NAME_IS_xvideo
123 static int XVideoGetPort ( vout_thread_t *, vlc_fourcc_t, vlc_fourcc_t * );
124 static void XVideoReleasePort( vout_thread_t *, int );
127 #ifdef MODULE_NAME_IS_x11
128 static void SetPalette ( vout_thread_t *,
129 uint16_t *, uint16_t *, uint16_t * );
132 static void TestNetWMSupport( vout_thread_t * );
133 static int ConvertKey( int );
135 static int WindowOnTop( vout_thread_t *, vlc_bool_t );
137 static int X11ErrorHandler( Display *, XErrorEvent * );
139 /*****************************************************************************
140 * Activate: allocate X11 video thread output method
141 *****************************************************************************
142 * This function allocate and initialize a X11 vout method. It uses some of the
143 * vout properties to choose the window size, and change them according to the
144 * actual properties of the display.
145 *****************************************************************************/
146 int E_(Activate) ( vlc_object_t *p_this )
148 vout_thread_t *p_vout = (vout_thread_t *)p_this;
152 #ifdef MODULE_NAME_IS_xvideo
154 vlc_fourcc_t i_chroma = 0;
155 vlc_bool_t b_chroma = 0;
158 p_vout->pf_init = InitVideo;
159 p_vout->pf_end = EndVideo;
160 p_vout->pf_manage = ManageVideo;
161 p_vout->pf_render = NULL;
162 p_vout->pf_display = DisplayVideo;
163 p_vout->pf_control = Control;
165 /* Allocate structure */
166 p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
167 if( p_vout->p_sys == NULL )
169 msg_Err( p_vout, "out of memory" );
173 vlc_mutex_init( p_vout, &p_vout->p_sys->lock );
175 /* Open display, using the "display" config variable or the DISPLAY
176 * environment variable */
177 psz_display = config_GetPsz( p_vout, MODULE_STRING "-display" );
179 p_vout->p_sys->p_display = XOpenDisplay( psz_display );
181 if( p_vout->p_sys->p_display == NULL ) /* error */
183 msg_Err( p_vout, "cannot open display %s",
184 XDisplayName( psz_display ) );
185 free( p_vout->p_sys );
186 if( psz_display ) free( psz_display );
189 if( psz_display ) free( psz_display );
191 /* Replace error handler so we can intercept some non-fatal errors */
192 XSetErrorHandler( X11ErrorHandler );
194 /* Get a screen ID matching the XOpenDisplay return value */
195 p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
197 #ifdef MODULE_NAME_IS_xvideo
198 psz_chroma = config_GetPsz( p_vout, "xvideo-chroma" );
201 if( strlen( psz_chroma ) >= 4 )
203 /* Do not use direct assignment because we are not sure of the
205 memcpy(&i_chroma, psz_chroma, 4);
214 msg_Dbg( p_vout, "forcing chroma 0x%.8x (%4.4s)",
215 i_chroma, (char*)&i_chroma );
219 i_chroma = p_vout->render.i_chroma;
222 /* Check that we have access to an XVideo port providing this chroma */
223 p_vout->p_sys->i_xvport = XVideoGetPort( p_vout, VLC2X11_FOURCC(i_chroma),
224 &p_vout->output.i_chroma );
225 if( p_vout->p_sys->i_xvport < 0 )
227 /* If a specific chroma format was requested, then we don't try to
228 * be cleverer than the user. He knew pretty well what he wanted. */
231 XCloseDisplay( p_vout->p_sys->p_display );
232 free( p_vout->p_sys );
236 /* It failed, but it's not completely lost ! We try to open an
237 * XVideo port for an YUY2 picture. We'll need to do an YUV
238 * conversion, but at least it has got scaling. */
239 p_vout->p_sys->i_xvport =
240 XVideoGetPort( p_vout, X11_FOURCC('Y','U','Y','2'),
241 &p_vout->output.i_chroma );
242 if( p_vout->p_sys->i_xvport < 0 )
244 /* It failed, but it's not completely lost ! We try to open an
245 * XVideo port for a simple 16bpp RGB picture. We'll need to do
246 * an YUV conversion, but at least it has got scaling. */
247 p_vout->p_sys->i_xvport =
248 XVideoGetPort( p_vout, X11_FOURCC('R','V','1','6'),
249 &p_vout->output.i_chroma );
250 if( p_vout->p_sys->i_xvport < 0 )
252 XCloseDisplay( p_vout->p_sys->p_display );
253 free( p_vout->p_sys );
258 p_vout->output.i_chroma = X112VLC_FOURCC(p_vout->output.i_chroma);
261 /* Create blank cursor (for mouse cursor autohiding) */
262 p_vout->p_sys->i_time_mouse_last_moved = mdate();
263 p_vout->p_sys->b_mouse_pointer_visible = 1;
264 CreateCursor( p_vout );
266 /* Set main window's size */
267 p_vout->p_sys->original_window.i_width = p_vout->i_window_width;
268 p_vout->p_sys->original_window.i_height = p_vout->i_window_height;
269 var_Create( p_vout, "video-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
270 /* Spawn base window - this window will include the video output window,
271 * but also command buttons, subtitles and other indicators */
272 if( CreateWindow( p_vout, &p_vout->p_sys->original_window ) )
274 msg_Err( p_vout, "cannot create X11 window" );
275 DestroyCursor( p_vout );
276 XCloseDisplay( p_vout->p_sys->p_display );
277 free( p_vout->p_sys );
281 /* Open and initialize device. */
282 if( InitDisplay( p_vout ) )
284 msg_Err( p_vout, "cannot initialize X11 display" );
285 DestroyCursor( p_vout );
286 DestroyWindow( p_vout, &p_vout->p_sys->original_window );
287 XCloseDisplay( p_vout->p_sys->p_display );
288 free( p_vout->p_sys );
292 /* Disable screen saver */
293 DisableXScreenSaver( p_vout );
296 p_vout->p_sys->b_altfullscreen = 0;
297 p_vout->p_sys->i_time_button_last_pressed = 0;
299 TestNetWMSupport( p_vout );
301 /* Variable to indicate if the window should be on top of others */
302 /* Trigger a callback right now */
303 var_Get( p_vout, "video-on-top", &val );
304 var_Set( p_vout, "video-on-top", val );
309 /*****************************************************************************
310 * Deactivate: destroy X11 video thread output method
311 *****************************************************************************
312 * Terminate an output method created by Open
313 *****************************************************************************/
314 void E_(Deactivate) ( vlc_object_t *p_this )
316 vout_thread_t *p_vout = (vout_thread_t *)p_this;
318 /* If the fullscreen window is still open, close it */
319 if( p_vout->b_fullscreen )
321 ToggleFullScreen( p_vout );
324 /* Restore cursor if it was blanked */
325 if( !p_vout->p_sys->b_mouse_pointer_visible )
327 ToggleCursor( p_vout );
330 #ifdef MODULE_NAME_IS_x11
331 /* Destroy colormap */
332 if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
334 XFreeColormap( p_vout->p_sys->p_display, p_vout->p_sys->colormap );
336 #elif defined(MODULE_NAME_IS_xvideo)
337 XVideoReleasePort( p_vout, p_vout->p_sys->i_xvport );
340 DestroyCursor( p_vout );
341 EnableXScreenSaver( p_vout );
342 DestroyWindow( p_vout, &p_vout->p_sys->original_window );
344 XCloseDisplay( p_vout->p_sys->p_display );
346 /* Destroy structure */
347 vlc_mutex_destroy( &p_vout->p_sys->lock );
348 free( p_vout->p_sys );
351 /*****************************************************************************
352 * InitVideo: initialize X11 video thread output method
353 *****************************************************************************
354 * This function create the XImages needed by the output thread. It is called
355 * at the beginning of the thread, but also each time the window is resized.
356 *****************************************************************************/
357 static int InitVideo( vout_thread_t *p_vout )
359 unsigned int i_index = 0;
362 I_OUTPUTPICTURES = 0;
364 #ifdef MODULE_NAME_IS_xvideo
365 /* Initialize the output structure; we already found an XVideo port,
366 * and the corresponding chroma we will be using. Since we can
367 * arbitrary scale, stick to the coordinates and aspect. */
368 p_vout->output.i_width = p_vout->render.i_width;
369 p_vout->output.i_height = p_vout->render.i_height;
370 p_vout->output.i_aspect = p_vout->render.i_aspect;
372 p_vout->fmt_out = p_vout->fmt_in;
373 p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
375 switch( p_vout->output.i_chroma )
377 case VLC_FOURCC('R','V','1','6'):
378 #if defined( WORDS_BIGENDIAN )
379 p_vout->output.i_rmask = 0xf800;
380 p_vout->output.i_gmask = 0x07e0;
381 p_vout->output.i_bmask = 0x001f;
383 p_vout->output.i_rmask = 0x001f;
384 p_vout->output.i_gmask = 0x07e0;
385 p_vout->output.i_bmask = 0xf800;
388 case VLC_FOURCC('R','V','1','5'):
389 #if defined( WORDS_BIGENDIAN )
390 p_vout->output.i_rmask = 0x7c00;
391 p_vout->output.i_gmask = 0x03e0;
392 p_vout->output.i_bmask = 0x001f;
394 p_vout->output.i_rmask = 0x001f;
395 p_vout->output.i_gmask = 0x03e0;
396 p_vout->output.i_bmask = 0x7c00;
401 #elif defined(MODULE_NAME_IS_x11)
402 /* Initialize the output structure: RGB with square pixels, whatever
403 * the input format is, since it's the only format we know */
404 switch( p_vout->p_sys->i_screen_depth )
406 case 8: /* FIXME: set the palette */
407 p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2'); break;
409 p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5'); break;
411 p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6'); break;
414 p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2'); break;
416 msg_Err( p_vout, "unknown screen depth %i",
417 p_vout->p_sys->i_screen_depth );
421 vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
422 p_vout->p_sys->p_win->i_height,
424 &p_vout->fmt_out.i_visible_width,
425 &p_vout->fmt_out.i_visible_height );
427 p_vout->fmt_out.i_chroma = p_vout->output.i_chroma;
429 p_vout->output.i_width = p_vout->fmt_out.i_width =
430 p_vout->fmt_out.i_visible_width * p_vout->fmt_in.i_width /
431 p_vout->fmt_in.i_visible_width;
432 p_vout->output.i_height = p_vout->fmt_out.i_height =
433 p_vout->fmt_out.i_visible_height * p_vout->fmt_in.i_height /
434 p_vout->fmt_in.i_visible_height;
435 p_vout->fmt_out.i_x_offset =
436 p_vout->fmt_out.i_visible_width * p_vout->fmt_in.i_x_offset /
437 p_vout->fmt_in.i_visible_width;
438 p_vout->fmt_out.i_y_offset =
439 p_vout->fmt_out.i_visible_height * p_vout->fmt_in.i_y_offset /
440 p_vout->fmt_in.i_visible_height;
442 p_vout->fmt_out.i_sar_num = p_vout->fmt_out.i_sar_den = 1;
443 p_vout->output.i_aspect = p_vout->fmt_out.i_aspect =
444 p_vout->fmt_out.i_width * VOUT_ASPECT_FACTOR /p_vout->fmt_out.i_height;
446 msg_Dbg( p_vout, "x11 image size %ix%i (%i,%i,%ix%i)",
447 p_vout->fmt_out.i_width, p_vout->fmt_out.i_height,
448 p_vout->fmt_out.i_x_offset, p_vout->fmt_out.i_y_offset,
449 p_vout->fmt_out.i_visible_width,
450 p_vout->fmt_out.i_visible_height );
453 /* Try to initialize up to MAX_DIRECTBUFFERS direct buffers */
454 while( I_OUTPUTPICTURES < MAX_DIRECTBUFFERS )
458 /* Find an empty picture slot */
459 for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
461 if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
463 p_pic = p_vout->p_picture + i_index;
468 /* Allocate the picture */
469 if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
474 p_pic->i_status = DESTROYED_PICTURE;
475 p_pic->i_type = DIRECT_PICTURE;
477 PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
482 if( p_vout->output.i_chroma == VLC_FOURCC('Y','V','1','2') )
484 /* U and V inverted compared to I420
485 * Fixme: this should be handled by the vout core */
486 p_vout->output.i_chroma = VLC_FOURCC('I','4','2','0');
487 p_vout->fmt_out.i_chroma = VLC_FOURCC('I','4','2','0');
493 /*****************************************************************************
494 * DisplayVideo: displays previously rendered output
495 *****************************************************************************
496 * This function sends the currently rendered image to X11 server.
497 * (The Xv extension takes care of "double-buffering".)
498 *****************************************************************************/
499 static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
501 unsigned int i_width, i_height, i_x, i_y;
503 vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
504 p_vout->p_sys->p_win->i_height,
505 &i_x, &i_y, &i_width, &i_height );
507 vlc_mutex_lock( &p_vout->p_sys->lock );
509 #ifdef HAVE_SYS_SHM_H
510 if( p_vout->p_sys->b_shm )
512 /* Display rendered image using shared memory extension */
513 # ifdef MODULE_NAME_IS_xvideo
514 XvShmPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
515 p_vout->p_sys->p_win->video_window,
516 p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
517 p_vout->fmt_out.i_x_offset,
518 p_vout->fmt_out.i_y_offset,
519 p_vout->fmt_out.i_visible_width,
520 p_vout->fmt_out.i_visible_height,
521 0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height,
522 False /* Don't put True here or you'll waste your CPU */ );
524 XShmPutImage( p_vout->p_sys->p_display,
525 p_vout->p_sys->p_win->video_window,
526 p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
527 p_vout->fmt_out.i_x_offset,
528 p_vout->fmt_out.i_y_offset,
529 0 /*dest_x*/, 0 /*dest_y*/,
530 p_vout->fmt_out.i_visible_width,
531 p_vout->fmt_out.i_visible_height,
532 False /* Don't put True here ! */ );
536 #endif /* HAVE_SYS_SHM_H */
538 /* Use standard XPutImage -- this is gonna be slow ! */
539 #ifdef MODULE_NAME_IS_xvideo
540 XvPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
541 p_vout->p_sys->p_win->video_window,
542 p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
543 p_vout->fmt_out.i_x_offset,
544 p_vout->fmt_out.i_y_offset,
545 p_vout->fmt_out.i_visible_width,
546 p_vout->fmt_out.i_visible_height,
547 0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height );
549 XPutImage( p_vout->p_sys->p_display,
550 p_vout->p_sys->p_win->video_window,
551 p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
552 p_vout->fmt_out.i_x_offset,
553 p_vout->fmt_out.i_y_offset,
554 0 /*dest_x*/, 0 /*dest_y*/,
555 p_vout->fmt_out.i_visible_width,
556 p_vout->fmt_out.i_visible_height );
560 /* Make sure the command is sent now - do NOT use XFlush !*/
561 XSync( p_vout->p_sys->p_display, False );
563 vlc_mutex_unlock( &p_vout->p_sys->lock );
566 /*****************************************************************************
567 * ManageVideo: handle X11 events
568 *****************************************************************************
569 * This function should be called regularly by video output thread. It manages
570 * X11 events and allows window resizing. It returns a non null value on
572 *****************************************************************************/
573 static int ManageVideo( vout_thread_t *p_vout )
575 XEvent xevent; /* X11 event */
578 vlc_mutex_lock( &p_vout->p_sys->lock );
580 /* Handle events from the owner window */
581 if( p_vout->p_sys->p_win->owner_window )
583 while( XCheckWindowEvent( p_vout->p_sys->p_display,
584 p_vout->p_sys->p_win->owner_window,
585 StructureNotifyMask, &xevent ) == True )
587 /* ConfigureNotify event: prepare */
588 if( xevent.type == ConfigureNotify )
590 /* Update dimensions */
591 XResizeWindow( p_vout->p_sys->p_display,
592 p_vout->p_sys->p_win->base_window,
593 xevent.xconfigure.width,
594 xevent.xconfigure.height );
599 /* Handle X11 events: ConfigureNotify events are parsed to know if the
600 * output window's size changed, MapNotify and UnmapNotify to know if the
601 * window is mapped (and if the display is useful), and ClientMessages
602 * to intercept window destruction requests */
604 while( XCheckWindowEvent( p_vout->p_sys->p_display,
605 p_vout->p_sys->p_win->base_window,
606 StructureNotifyMask | KeyPressMask |
607 ButtonPressMask | ButtonReleaseMask |
608 PointerMotionMask | Button1MotionMask , &xevent )
611 /* ConfigureNotify event: prepare */
612 if( xevent.type == ConfigureNotify )
614 if( (unsigned int)xevent.xconfigure.width
615 != p_vout->p_sys->p_win->i_width
616 || (unsigned int)xevent.xconfigure.height
617 != p_vout->p_sys->p_win->i_height )
619 /* Update dimensions */
620 p_vout->i_changes |= VOUT_SIZE_CHANGE;
621 p_vout->p_sys->p_win->i_width = xevent.xconfigure.width;
622 p_vout->p_sys->p_win->i_height = xevent.xconfigure.height;
626 else if( xevent.type == KeyPress )
628 unsigned int state = xevent.xkey.state;
630 char i_key; /* ISO Latin-1 key */
632 /* We may have keys like F1 trough F12, ESC ... */
633 x_key_symbol = XKeycodeToKeysym( p_vout->p_sys->p_display,
634 xevent.xkey.keycode, 0 );
635 val.i_int = ConvertKey( (int)x_key_symbol );
637 xevent.xkey.state &= ~ShiftMask;
638 xevent.xkey.state &= ~ControlMask;
639 xevent.xkey.state &= ~Mod1Mask;
642 XLookupString( &xevent.xkey, &i_key, 1, NULL, NULL ) )
645 * The reason why I use this instead of XK_0 is that
646 * with XLookupString, we don't have to care about
653 if( state & ShiftMask )
655 val.i_int |= KEY_MODIFIER_SHIFT;
657 if( state & ControlMask )
659 val.i_int |= KEY_MODIFIER_CTRL;
661 if( state & Mod1Mask )
663 val.i_int |= KEY_MODIFIER_ALT;
665 var_Set( p_vout->p_libvlc, "key-pressed", val );
669 else if( xevent.type == ButtonPress )
671 switch( ((XButtonEvent *)&xevent)->button )
674 var_Get( p_vout, "mouse-button-down", &val );
676 var_Set( p_vout, "mouse-button-down", val );
678 /* detect double-clicks */
679 if( ( ((XButtonEvent *)&xevent)->time -
680 p_vout->p_sys->i_time_button_last_pressed ) < 300 )
682 p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
685 p_vout->p_sys->i_time_button_last_pressed =
686 ((XButtonEvent *)&xevent)->time;
689 var_Get( p_vout, "mouse-button-down", &val );
691 var_Set( p_vout, "mouse-button-down", val );
695 var_Get( p_vout, "mouse-button-down", &val );
697 var_Set( p_vout, "mouse-button-down", val );
701 var_Get( p_vout, "mouse-button-down", &val );
703 var_Set( p_vout, "mouse-button-down", val );
707 var_Get( p_vout, "mouse-button-down", &val );
709 var_Set( p_vout, "mouse-button-down", val );
714 else if( xevent.type == ButtonRelease )
716 switch( ((XButtonEvent *)&xevent)->button )
719 var_Get( p_vout, "mouse-button-down", &val );
721 var_Set( p_vout, "mouse-button-down", val );
723 val.b_bool = VLC_TRUE;
724 var_Set( p_vout, "mouse-clicked", val );
729 playlist_t *p_playlist;
731 var_Get( p_vout, "mouse-button-down", &val );
733 var_Set( p_vout, "mouse-button-down", val );
735 p_playlist = vlc_object_find( p_vout,
738 if( p_playlist != NULL )
741 var_Get( p_playlist, "intf-show", &val );
742 val.b_bool = !val.b_bool;
743 var_Set( p_playlist, "intf-show", val );
744 vlc_object_release( p_playlist );
751 intf_thread_t *p_intf;
752 playlist_t *p_playlist;
754 var_Get( p_vout, "mouse-button-down", &val );
756 var_Set( p_vout, "mouse-button-down", val );
757 p_intf = vlc_object_find( p_vout, VLC_OBJECT_INTF,
761 p_intf->b_menu_change = 1;
762 vlc_object_release( p_intf );
765 p_playlist = vlc_object_find( p_vout,
768 if( p_playlist != NULL )
770 vlc_value_t val; val.b_bool = VLC_TRUE;
771 var_Set( p_playlist, "intf-popupmenu", val );
772 vlc_object_release( p_playlist );
778 var_Get( p_vout, "mouse-button-down", &val );
780 var_Set( p_vout, "mouse-button-down", val );
784 var_Get( p_vout, "mouse-button-down", &val );
786 var_Set( p_vout, "mouse-button-down", val );
792 else if( xevent.type == MotionNotify )
794 unsigned int i_width, i_height, i_x, i_y;
797 /* somewhat different use for vout_PlacePicture:
798 * here the values are needed to give to mouse coordinates
799 * in the original picture space */
800 vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
801 p_vout->p_sys->p_win->i_height,
802 &i_x, &i_y, &i_width, &i_height );
804 val.i_int = ( xevent.xmotion.x - i_x ) *
805 p_vout->fmt_in.i_visible_width / i_width +
806 p_vout->fmt_in.i_x_offset;
807 var_Set( p_vout, "mouse-x", val );
808 val.i_int = ( xevent.xmotion.y - i_y ) *
809 p_vout->fmt_in.i_visible_height / i_height +
810 p_vout->fmt_in.i_y_offset;
811 var_Set( p_vout, "mouse-y", val );
813 val.b_bool = VLC_TRUE;
814 var_Set( p_vout, "mouse-moved", val );
816 p_vout->p_sys->i_time_mouse_last_moved = mdate();
817 if( ! p_vout->p_sys->b_mouse_pointer_visible )
819 ToggleCursor( p_vout );
822 else if( xevent.type == ReparentNotify /* XXX: why do we get this? */
823 || xevent.type == MapNotify
824 || xevent.type == UnmapNotify )
826 /* Ignore these events */
828 else /* Other events */
830 msg_Warn( p_vout, "unhandled event %d received", xevent.type );
834 /* Handle events for video output sub-window */
835 while( XCheckWindowEvent( p_vout->p_sys->p_display,
836 p_vout->p_sys->p_win->video_window,
837 ExposureMask, &xevent ) == True )
839 /* Window exposed (only handled if stream playback is paused) */
840 if( xevent.type == Expose )
842 if( ((XExposeEvent *)&xevent)->count == 0 )
844 /* (if this is the last a collection of expose events...) */
846 if( p_vout->p_libvlc->p_input_bank->pp_input[0] != NULL )
848 if( PAUSE_S == p_vout->p_libvlc->p_input_bank->pp_input[0]
849 ->stream.control.i_status )
851 /* XVideoDisplay( p_vout )*/;
859 /* ClientMessage event - only WM_PROTOCOLS with WM_DELETE_WINDOW data
860 * are handled - according to the man pages, the format is always 32
862 while( XCheckTypedEvent( p_vout->p_sys->p_display,
863 ClientMessage, &xevent ) )
865 if( (xevent.xclient.message_type == p_vout->p_sys->p_win->wm_protocols)
866 && ((Atom)xevent.xclient.data.l[0]
867 == p_vout->p_sys->p_win->wm_delete_window ) )
869 /* the user wants to close the window */
870 playlist_t * p_playlist =
871 (playlist_t *)vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
873 if( p_playlist != NULL )
875 playlist_Stop( p_playlist );
876 vlc_object_release( p_playlist );
884 if ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
888 /* Update the object variable and trigger callback */
889 val.b_bool = !p_vout->b_fullscreen;
890 var_Set( p_vout, "fullscreen", val );
892 ToggleFullScreen( p_vout );
893 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
896 if( p_vout->i_changes & VOUT_CROP_CHANGE ||
897 p_vout->i_changes & VOUT_ASPECT_CHANGE )
899 p_vout->i_changes &= ~VOUT_CROP_CHANGE;
900 p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
902 p_vout->fmt_out.i_x_offset = p_vout->fmt_in.i_x_offset;
903 p_vout->fmt_out.i_y_offset = p_vout->fmt_in.i_y_offset;
904 p_vout->fmt_out.i_visible_width = p_vout->fmt_in.i_visible_width;
905 p_vout->fmt_out.i_visible_height = p_vout->fmt_in.i_visible_height;
906 p_vout->fmt_out.i_aspect = p_vout->fmt_in.i_aspect;
907 p_vout->fmt_out.i_sar_num = p_vout->fmt_in.i_sar_num;
908 p_vout->fmt_out.i_sar_den = p_vout->fmt_in.i_sar_den;
909 p_vout->output.i_aspect = p_vout->fmt_in.i_aspect;
911 p_vout->i_changes |= VOUT_SIZE_CHANGE;
917 * (Needs to be placed after VOUT_FULLSREEN_CHANGE because we can activate
918 * the size flag inside the fullscreen routine)
920 if( p_vout->i_changes & VOUT_SIZE_CHANGE )
922 unsigned int i_width, i_height, i_x, i_y;
924 p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
926 #ifdef MODULE_NAME_IS_x11
927 /* We need to signal the vout thread about the size change because it
928 * is doing the rescaling */
929 p_vout->i_changes |= VOUT_SIZE_CHANGE;
932 vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
933 p_vout->p_sys->p_win->i_height,
934 &i_x, &i_y, &i_width, &i_height );
936 XMoveResizeWindow( p_vout->p_sys->p_display,
937 p_vout->p_sys->p_win->video_window,
938 i_x, i_y, i_width, i_height );
941 /* Autohide Cursour */
942 if( mdate() - p_vout->p_sys->i_time_mouse_last_moved > 2000000 )
944 /* Hide the mouse automatically */
945 if( p_vout->p_sys->b_mouse_pointer_visible )
947 ToggleCursor( p_vout );
951 vlc_mutex_unlock( &p_vout->p_sys->lock );
956 /*****************************************************************************
957 * EndVideo: terminate X11 video thread output method
958 *****************************************************************************
959 * Destroy the X11 XImages created by Init. It is called at the end of
960 * the thread, but also each time the window is resized.
961 *****************************************************************************/
962 static void EndVideo( vout_thread_t *p_vout )
966 /* Free the direct buffers we allocated */
967 for( i_index = I_OUTPUTPICTURES ; i_index ; )
970 FreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
974 /* following functions are local */
976 /*****************************************************************************
977 * CreateWindow: open and set-up X11 main window
978 *****************************************************************************/
979 static int CreateWindow( vout_thread_t *p_vout, x11_window_t *p_win )
981 XSizeHints xsize_hints;
982 XSetWindowAttributes xwindow_attributes;
986 vlc_bool_t b_expose = VLC_FALSE;
987 vlc_bool_t b_configure_notify = VLC_FALSE;
988 vlc_bool_t b_map_notify = VLC_FALSE;
991 /* Prepare window manager hints and properties */
992 p_win->wm_protocols =
993 XInternAtom( p_vout->p_sys->p_display, "WM_PROTOCOLS", True );
994 p_win->wm_delete_window =
995 XInternAtom( p_vout->p_sys->p_display, "WM_DELETE_WINDOW", True );
997 /* Never have a 0-pixel-wide window */
998 xsize_hints.min_width = 2;
999 xsize_hints.min_height = 1;
1001 /* Prepare window attributes */
1002 xwindow_attributes.backing_store = Always; /* save the hidden part */
1003 xwindow_attributes.background_pixel = BlackPixel(p_vout->p_sys->p_display,
1004 p_vout->p_sys->i_screen);
1005 xwindow_attributes.event_mask = ExposureMask | StructureNotifyMask;
1007 if( !p_vout->b_fullscreen )
1009 p_win->owner_window =
1010 (Window)vout_RequestWindow( p_vout, &p_win->i_x, &p_win->i_y,
1011 &p_win->i_width, &p_win->i_height );
1013 xsize_hints.base_width = xsize_hints.width = p_win->i_width;
1014 xsize_hints.base_height = xsize_hints.height = p_win->i_height;
1015 xsize_hints.flags = PSize | PMinSize;
1017 if( p_win->i_x >=0 || p_win->i_y >= 0 )
1019 xsize_hints.x = p_win->i_x;
1020 xsize_hints.y = p_win->i_y;
1021 xsize_hints.flags |= PPosition;
1026 /* Fullscreen window size and position */
1027 p_win->owner_window = 0;
1028 p_win->i_x = p_win->i_y = 0;
1030 DisplayWidth( p_vout->p_sys->p_display, p_vout->p_sys->i_screen );
1032 DisplayHeight( p_vout->p_sys->p_display, p_vout->p_sys->i_screen );
1035 if( !p_win->owner_window )
1037 /* Create the window and set hints - the window must receive
1038 * ConfigureNotify events, and until it is displayed, Expose and
1039 * MapNotify events. */
1041 p_win->base_window =
1042 XCreateWindow( p_vout->p_sys->p_display,
1043 DefaultRootWindow( p_vout->p_sys->p_display ),
1044 p_win->i_x, p_win->i_y,
1045 p_win->i_width, p_win->i_height,
1048 CWBackingStore | CWBackPixel | CWEventMask,
1049 &xwindow_attributes );
1051 if( !p_vout->b_fullscreen )
1053 /* Set window manager hints and properties: size hints, command,
1054 * window's name, and accepted protocols */
1055 XSetWMNormalHints( p_vout->p_sys->p_display,
1056 p_win->base_window, &xsize_hints );
1057 XSetCommand( p_vout->p_sys->p_display, p_win->base_window,
1058 p_vout->p_libvlc->ppsz_argv, p_vout->p_libvlc->i_argc );
1060 if( !var_GetBool( p_vout, "video-deco") )
1063 mwmhints_t mwmhints;
1065 mwmhints.flags = MWM_HINTS_DECORATIONS;
1066 mwmhints.decorations = False;
1068 prop = XInternAtom( p_vout->p_sys->p_display, "_MOTIF_WM_HINTS",
1071 XChangeProperty( p_vout->p_sys->p_display,
1073 prop, prop, 32, PropModeReplace,
1074 (unsigned char *)&mwmhints,
1075 PROP_MWM_HINTS_ELEMENTS );
1079 var_Get( p_vout, "video-title", &val );
1080 if( !val.psz_string || !*val.psz_string )
1082 XStoreName( p_vout->p_sys->p_display, p_win->base_window,
1083 #ifdef MODULE_NAME_IS_x11
1084 VOUT_TITLE " (X11 output)"
1085 #elif defined(MODULE_NAME_IS_glx)
1086 VOUT_TITLE " (GLX output)"
1088 VOUT_TITLE " (XVideo output)"
1094 XStoreName( p_vout->p_sys->p_display,
1095 p_win->base_window, val.psz_string );
1104 unsigned int dummy4, dummy5;
1106 /* Select events we are interested in. */
1107 XSelectInput( p_vout->p_sys->p_display, p_win->owner_window,
1108 StructureNotifyMask );
1110 /* Get the parent window's geometry information */
1111 XGetGeometry( p_vout->p_sys->p_display, p_win->owner_window,
1112 &dummy1, &dummy2, &dummy3,
1117 /* We are already configured */
1118 b_configure_notify = VLC_TRUE;
1120 /* From man XSelectInput: only one client at a time can select a
1121 * ButtonPress event, so we need to open a new window anyway. */
1122 p_win->base_window =
1123 XCreateWindow( p_vout->p_sys->p_display,
1124 p_win->owner_window,
1126 p_win->i_width, p_win->i_height,
1128 0, CopyFromParent, 0,
1129 CWBackingStore | CWBackPixel | CWEventMask,
1130 &xwindow_attributes );
1133 if( (p_win->wm_protocols == None) /* use WM_DELETE_WINDOW */
1134 || (p_win->wm_delete_window == None)
1135 || !XSetWMProtocols( p_vout->p_sys->p_display, p_win->base_window,
1136 &p_win->wm_delete_window, 1 ) )
1138 /* WM_DELETE_WINDOW is not supported by window manager */
1139 msg_Warn( p_vout, "missing or bad window manager" );
1142 /* Creation of a graphic context that doesn't generate a GraphicsExpose
1143 * event when using functions like XCopyArea */
1144 xgcvalues.graphics_exposures = False;
1145 p_win->gc = XCreateGC( p_vout->p_sys->p_display,
1147 GCGraphicsExposures, &xgcvalues );
1149 /* Send orders to server, and wait until window is displayed - three
1150 * events must be received: a MapNotify event, an Expose event allowing
1151 * drawing in the window, and a ConfigureNotify to get the window
1152 * dimensions. Once those events have been received, only
1153 * ConfigureNotify events need to be received. */
1154 XMapWindow( p_vout->p_sys->p_display, p_win->base_window );
1157 XWindowEvent( p_vout->p_sys->p_display, p_win->base_window,
1158 SubstructureNotifyMask | StructureNotifyMask |
1159 ExposureMask, &xevent);
1160 if( (xevent.type == Expose)
1161 && (xevent.xexpose.window == p_win->base_window) )
1163 b_expose = VLC_TRUE;
1164 /* ConfigureNotify isn't sent if there isn't a window manager.
1165 * Expose should be the last event to be received so it should
1166 * be fine to assume we won't receive it anymore. */
1167 b_configure_notify = VLC_TRUE;
1169 else if( (xevent.type == MapNotify)
1170 && (xevent.xmap.window == p_win->base_window) )
1172 b_map_notify = VLC_TRUE;
1174 else if( (xevent.type == ConfigureNotify)
1175 && (xevent.xconfigure.window == p_win->base_window) )
1177 b_configure_notify = VLC_TRUE;
1178 p_win->i_width = xevent.xconfigure.width;
1179 p_win->i_height = xevent.xconfigure.height;
1181 } while( !( b_expose && b_configure_notify && b_map_notify ) );
1183 XSelectInput( p_vout->p_sys->p_display, p_win->base_window,
1184 StructureNotifyMask | KeyPressMask |
1185 ButtonPressMask | ButtonReleaseMask |
1186 PointerMotionMask );
1188 #ifdef MODULE_NAME_IS_x11
1189 if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
1191 /* Allocate a new palette */
1192 p_vout->p_sys->colormap =
1193 XCreateColormap( p_vout->p_sys->p_display,
1194 DefaultRootWindow( p_vout->p_sys->p_display ),
1195 DefaultVisual( p_vout->p_sys->p_display,
1196 p_vout->p_sys->i_screen ),
1199 xwindow_attributes.colormap = p_vout->p_sys->colormap;
1200 XChangeWindowAttributes( p_vout->p_sys->p_display, p_win->base_window,
1201 CWColormap, &xwindow_attributes );
1205 /* Create video output sub-window. */
1206 p_win->video_window = XCreateSimpleWindow(
1207 p_vout->p_sys->p_display,
1208 p_win->base_window, 0, 0,
1209 p_win->i_width, p_win->i_height,
1211 BlackPixel( p_vout->p_sys->p_display,
1212 p_vout->p_sys->i_screen ),
1213 WhitePixel( p_vout->p_sys->p_display,
1214 p_vout->p_sys->i_screen ) );
1216 XSetWindowBackground( p_vout->p_sys->p_display, p_win->video_window,
1217 BlackPixel( p_vout->p_sys->p_display,
1218 p_vout->p_sys->i_screen ) );
1220 XMapWindow( p_vout->p_sys->p_display, p_win->video_window );
1221 XSelectInput( p_vout->p_sys->p_display, p_win->video_window,
1224 /* make sure the video window will be centered in the next ManageVideo() */
1225 p_vout->i_changes |= VOUT_SIZE_CHANGE;
1227 /* If the cursor was formerly blank than blank it again */
1228 if( !p_vout->p_sys->b_mouse_pointer_visible )
1230 ToggleCursor( p_vout );
1231 ToggleCursor( p_vout );
1234 /* Do NOT use XFlush here ! */
1235 XSync( p_vout->p_sys->p_display, False );
1237 /* At this stage, the window is open, displayed, and ready to
1239 p_vout->p_sys->p_win = p_win;
1244 /*****************************************************************************
1245 * DestroyWindow: destroy the window
1246 *****************************************************************************
1248 *****************************************************************************/
1249 static void DestroyWindow( vout_thread_t *p_vout, x11_window_t *p_win )
1251 /* Do NOT use XFlush here ! */
1252 XSync( p_vout->p_sys->p_display, False );
1254 if( p_win->video_window != None )
1255 XDestroyWindow( p_vout->p_sys->p_display, p_win->video_window );
1257 XFreeGC( p_vout->p_sys->p_display, p_win->gc );
1259 XUnmapWindow( p_vout->p_sys->p_display, p_win->base_window );
1260 XDestroyWindow( p_vout->p_sys->p_display, p_win->base_window );
1262 if( p_win->owner_window )
1263 vout_ReleaseWindow( p_vout, (void *)p_win->owner_window );
1266 /*****************************************************************************
1267 * NewPicture: allocate a picture
1268 *****************************************************************************
1269 * Returns 0 on success, -1 otherwise
1270 *****************************************************************************/
1271 static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
1273 #ifndef MODULE_NAME_IS_glx
1275 #ifdef MODULE_NAME_IS_xvideo
1279 /* We know the chroma, allocate a buffer which will be used
1280 * directly by the decoder */
1281 p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
1283 if( p_pic->p_sys == NULL )
1288 /* Fill in picture_t fields */
1289 vout_InitPicture( VLC_OBJECT(p_vout), p_pic, p_vout->output.i_chroma,
1290 p_vout->output.i_width, p_vout->output.i_height,
1291 p_vout->output.i_aspect );
1293 #ifdef HAVE_SYS_SHM_H
1294 if( p_vout->p_sys->b_shm )
1296 /* Create image using XShm extension */
1297 p_pic->p_sys->p_image =
1298 CreateShmImage( p_vout, p_vout->p_sys->p_display,
1299 # ifdef MODULE_NAME_IS_xvideo
1300 p_vout->p_sys->i_xvport,
1301 VLC2X11_FOURCC(p_vout->output.i_chroma),
1303 p_vout->p_sys->p_visual,
1304 p_vout->p_sys->i_screen_depth,
1306 &p_pic->p_sys->shminfo,
1307 p_vout->output.i_width, p_vout->output.i_height );
1310 if( !p_vout->p_sys->b_shm || !p_pic->p_sys->p_image )
1311 #endif /* HAVE_SYS_SHM_H */
1313 /* Create image without XShm extension */
1314 p_pic->p_sys->p_image =
1315 CreateImage( p_vout, p_vout->p_sys->p_display,
1316 #ifdef MODULE_NAME_IS_xvideo
1317 p_vout->p_sys->i_xvport,
1318 VLC2X11_FOURCC(p_vout->output.i_chroma),
1319 p_pic->format.i_bits_per_pixel,
1321 p_vout->p_sys->p_visual,
1322 p_vout->p_sys->i_screen_depth,
1323 p_vout->p_sys->i_bytes_per_pixel,
1325 p_vout->output.i_width, p_vout->output.i_height );
1327 #ifdef HAVE_SYS_SHM_H
1328 if( p_pic->p_sys->p_image && p_vout->p_sys->b_shm )
1330 msg_Warn( p_vout, "couldn't create SHM image, disabling SHM" );
1331 p_vout->p_sys->b_shm = VLC_FALSE;
1333 #endif /* HAVE_SYS_SHM_H */
1336 if( p_pic->p_sys->p_image == NULL )
1338 free( p_pic->p_sys );
1342 switch( p_vout->output.i_chroma )
1344 #ifdef MODULE_NAME_IS_xvideo
1345 case VLC_FOURCC('I','4','2','0'):
1346 case VLC_FOURCC('Y','V','1','2'):
1347 case VLC_FOURCC('Y','2','1','1'):
1348 case VLC_FOURCC('Y','U','Y','2'):
1349 case VLC_FOURCC('U','Y','V','Y'):
1350 case VLC_FOURCC('R','V','1','5'):
1351 case VLC_FOURCC('R','V','1','6'):
1352 case VLC_FOURCC('R','V','2','4'): /* Fixme: pixel pitch == 4 ? */
1353 case VLC_FOURCC('R','V','3','2'):
1355 for( i_plane = 0; i_plane < p_pic->p_sys->p_image->num_planes;
1358 p_pic->p[i_plane].p_pixels = p_pic->p_sys->p_image->data
1359 + p_pic->p_sys->p_image->offsets[i_plane];
1360 p_pic->p[i_plane].i_pitch =
1361 p_pic->p_sys->p_image->pitches[i_plane];
1363 if( p_vout->output.i_chroma == VLC_FOURCC('Y','V','1','2') )
1365 /* U and V inverted compared to I420
1366 * Fixme: this should be handled by the vout core */
1367 p_pic->U_PIXELS = p_pic->p_sys->p_image->data
1368 + p_pic->p_sys->p_image->offsets[2];
1369 p_pic->V_PIXELS = p_pic->p_sys->p_image->data
1370 + p_pic->p_sys->p_image->offsets[1];
1375 case VLC_FOURCC('R','G','B','2'):
1376 case VLC_FOURCC('R','V','1','6'):
1377 case VLC_FOURCC('R','V','1','5'):
1378 case VLC_FOURCC('R','V','2','4'):
1379 case VLC_FOURCC('R','V','3','2'):
1381 p_pic->p->i_lines = p_pic->p_sys->p_image->height;
1382 p_pic->p->i_visible_lines = p_pic->p_sys->p_image->height;
1383 p_pic->p->p_pixels = p_pic->p_sys->p_image->data
1384 + p_pic->p_sys->p_image->xoffset;
1385 p_pic->p->i_pitch = p_pic->p_sys->p_image->bytes_per_line;
1387 /* p_pic->p->i_pixel_pitch = 4 for RV24 but this should be set
1388 * properly by vout_InitPicture() */
1389 p_pic->p->i_visible_pitch = p_pic->p->i_pixel_pitch
1390 * p_pic->p_sys->p_image->width;
1395 /* Unknown chroma, tell the guy to get lost */
1396 IMAGE_FREE( p_pic->p_sys->p_image );
1397 free( p_pic->p_sys );
1398 msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
1399 p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
1400 p_pic->i_planes = 0;
1404 #endif /* !MODULE_NAME_IS_glx */
1409 /*****************************************************************************
1410 * FreePicture: destroy a picture allocated with NewPicture
1411 *****************************************************************************
1412 * Destroy XImage AND associated data. If using Shm, detach shared memory
1413 * segment from server and process, then free it. The XDestroyImage manpage
1414 * says that both the image structure _and_ the data pointed to by the
1415 * image structure are freed, so no need to free p_image->data.
1416 *****************************************************************************/
1417 static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
1419 /* The order of operations is correct */
1420 #ifdef HAVE_SYS_SHM_H
1421 if( p_vout->p_sys->b_shm )
1423 XShmDetach( p_vout->p_sys->p_display, &p_pic->p_sys->shminfo );
1424 IMAGE_FREE( p_pic->p_sys->p_image );
1426 shmctl( p_pic->p_sys->shminfo.shmid, IPC_RMID, 0 );
1427 if( shmdt( p_pic->p_sys->shminfo.shmaddr ) )
1429 msg_Err( p_vout, "cannot detach shared memory (%s)",
1436 IMAGE_FREE( p_pic->p_sys->p_image );
1439 /* Do NOT use XFlush here ! */
1440 XSync( p_vout->p_sys->p_display, False );
1442 free( p_pic->p_sys );
1445 /*****************************************************************************
1446 * ToggleFullScreen: Enable or disable full screen mode
1447 *****************************************************************************
1448 * This function will switch between fullscreen and window mode.
1449 *****************************************************************************/
1450 static void ToggleFullScreen ( vout_thread_t *p_vout )
1454 mwmhints_t mwmhints;
1455 XSetWindowAttributes attributes;
1457 #ifdef HAVE_XINERAMA
1461 p_vout->b_fullscreen = !p_vout->b_fullscreen;
1463 if( p_vout->b_fullscreen )
1465 msg_Dbg( p_vout, "entering fullscreen mode" );
1467 p_vout->p_sys->b_altfullscreen =
1468 config_GetInt( p_vout, MODULE_STRING "-altfullscreen" );
1470 XUnmapWindow( p_vout->p_sys->p_display,
1471 p_vout->p_sys->p_win->base_window );
1473 p_vout->p_sys->p_win = &p_vout->p_sys->fullscreen_window;
1475 CreateWindow( p_vout, p_vout->p_sys->p_win );
1476 XDestroyWindow( p_vout->p_sys->p_display,
1477 p_vout->p_sys->fullscreen_window.video_window );
1478 XReparentWindow( p_vout->p_sys->p_display,
1479 p_vout->p_sys->original_window.video_window,
1480 p_vout->p_sys->fullscreen_window.base_window, 0, 0 );
1481 p_vout->p_sys->fullscreen_window.video_window =
1482 p_vout->p_sys->original_window.video_window;
1484 /* To my knowledge there are two ways to create a borderless window.
1485 * There's the generic way which is to tell x to bypass the window
1486 * manager, but this creates problems with the focus of other
1488 * The other way is to use the motif property "_MOTIF_WM_HINTS" which
1489 * luckily seems to be supported by most window managers. */
1490 if( !p_vout->p_sys->b_altfullscreen )
1492 mwmhints.flags = MWM_HINTS_DECORATIONS;
1493 mwmhints.decorations = False;
1495 prop = XInternAtom( p_vout->p_sys->p_display, "_MOTIF_WM_HINTS",
1497 XChangeProperty( p_vout->p_sys->p_display,
1498 p_vout->p_sys->p_win->base_window,
1499 prop, prop, 32, PropModeReplace,
1500 (unsigned char *)&mwmhints,
1501 PROP_MWM_HINTS_ELEMENTS );
1505 /* brute force way to remove decorations */
1506 attributes.override_redirect = True;
1507 XChangeWindowAttributes( p_vout->p_sys->p_display,
1508 p_vout->p_sys->p_win->base_window,
1512 /* Make sure the change is effective */
1513 XReparentWindow( p_vout->p_sys->p_display,
1514 p_vout->p_sys->p_win->base_window,
1515 DefaultRootWindow( p_vout->p_sys->p_display ),
1519 if( p_vout->p_sys->b_net_wm_state_fullscreen )
1521 XClientMessageEvent event;
1523 memset( &event, 0, sizeof( XClientMessageEvent ) );
1525 event.type = ClientMessage;
1526 event.message_type = p_vout->p_sys->net_wm_state;
1527 event.display = p_vout->p_sys->p_display;
1528 event.window = p_vout->p_sys->p_win->base_window;
1530 event.data.l[ 0 ] = 1; /* set property */
1531 event.data.l[ 1 ] = p_vout->p_sys->net_wm_state_fullscreen;
1533 XSendEvent( p_vout->p_sys->p_display,
1534 DefaultRootWindow( p_vout->p_sys->p_display ),
1535 False, SubstructureRedirectMask,
1539 /* Make sure the change is effective */
1540 XReparentWindow( p_vout->p_sys->p_display,
1541 p_vout->p_sys->p_win->base_window,
1542 DefaultRootWindow( p_vout->p_sys->p_display ),
1545 #ifdef HAVE_XINERAMA
1546 if( XineramaQueryExtension( p_vout->p_sys->p_display, &i_d1, &i_d2 ) &&
1547 XineramaIsActive( p_vout->p_sys->p_display ) )
1549 XineramaScreenInfo *screens; /* infos for xinerama */
1552 msg_Dbg( p_vout, "using XFree Xinerama extension");
1554 #define SCREEN p_vout->p_sys->p_win->i_screen
1556 /* Get Information about Xinerama (num of screens) */
1557 screens = XineramaQueryScreens( p_vout->p_sys->p_display,
1560 SCREEN = config_GetInt( p_vout,
1561 MODULE_STRING "-xineramascreen" );
1563 /* just check that user has entered a good value */
1564 if( SCREEN >= i_num_screens || SCREEN < 0 )
1566 msg_Dbg( p_vout, "requested screen number invalid (%d/%d)", SCREEN, i_num_screens );
1570 /* Get the X/Y upper left corner coordinate of the above screen */
1571 p_vout->p_sys->p_win->i_x = screens[SCREEN].x_org;
1572 p_vout->p_sys->p_win->i_y = screens[SCREEN].y_org;
1574 /* Set the Height/width to the screen resolution */
1575 p_vout->p_sys->p_win->i_width = screens[SCREEN].width;
1576 p_vout->p_sys->p_win->i_height = screens[SCREEN].height;
1586 /* The window wasn't necessarily created at the requested size */
1587 p_vout->p_sys->p_win->i_x = p_vout->p_sys->p_win->i_y = 0;
1589 #ifdef HAVE_XF86VIDMODE
1590 XF86VidModeModeLine mode;
1593 if( XF86VidModeGetModeLine( p_vout->p_sys->p_display,
1594 p_vout->p_sys->i_screen, &i_dummy,
1597 p_vout->p_sys->p_win->i_width = mode.hdisplay;
1598 p_vout->p_sys->p_win->i_height = mode.vdisplay;
1600 /* move cursor to the middle of the window to prevent
1601 * unwanted display move if the display is smaller than the
1603 XWarpPointer( p_vout->p_sys->p_display, None,
1604 p_vout->p_sys->p_win->base_window, 0, 0, 0, 0,
1605 mode.hdisplay / 2 , mode.vdisplay / 2 );
1606 /* force desktop view to upper left corner */
1607 XF86VidModeSetViewPort( p_vout->p_sys->p_display,
1608 p_vout->p_sys->i_screen, 0, 0 );
1613 p_vout->p_sys->p_win->i_width =
1614 DisplayWidth( p_vout->p_sys->p_display,
1615 p_vout->p_sys->i_screen );
1616 p_vout->p_sys->p_win->i_height =
1617 DisplayHeight( p_vout->p_sys->p_display,
1618 p_vout->p_sys->i_screen );
1623 XMoveResizeWindow( p_vout->p_sys->p_display,
1624 p_vout->p_sys->p_win->base_window,
1625 p_vout->p_sys->p_win->i_x,
1626 p_vout->p_sys->p_win->i_y,
1627 p_vout->p_sys->p_win->i_width,
1628 p_vout->p_sys->p_win->i_height );
1632 msg_Dbg( p_vout, "leaving fullscreen mode" );
1634 XReparentWindow( p_vout->p_sys->p_display,
1635 p_vout->p_sys->original_window.video_window,
1636 p_vout->p_sys->original_window.base_window, 0, 0 );
1638 p_vout->p_sys->fullscreen_window.video_window = None;
1639 DestroyWindow( p_vout, &p_vout->p_sys->fullscreen_window );
1640 p_vout->p_sys->p_win = &p_vout->p_sys->original_window;
1642 XMapWindow( p_vout->p_sys->p_display,
1643 p_vout->p_sys->p_win->base_window );
1646 /* Unfortunately, using XSync() here is not enough to ensure the
1647 * window has already been mapped because the XMapWindow() request
1648 * has not necessarily been sent directly to our window (remember,
1649 * the call is first redirected to the window manager) */
1652 XWindowEvent( p_vout->p_sys->p_display,
1653 p_vout->p_sys->p_win->base_window,
1654 StructureNotifyMask, &xevent );
1655 } while( xevent.type != MapNotify );
1657 /* Be careful, this can generate a BadMatch error if the window is not
1658 * already mapped by the server (see above) */
1659 XSetInputFocus(p_vout->p_sys->p_display,
1660 p_vout->p_sys->p_win->base_window,
1664 /* signal that the size needs to be updated */
1665 p_vout->i_changes |= VOUT_SIZE_CHANGE;
1668 /*****************************************************************************
1669 * EnableXScreenSaver: enable screen saver
1670 *****************************************************************************
1671 * This function enables the screen saver on a display after it has been
1672 * disabled by XDisableScreenSaver.
1673 * FIXME: what happens if multiple vlc sessions are running at the same
1675 *****************************************************************************/
1676 static void EnableXScreenSaver( vout_thread_t *p_vout )
1678 #ifdef DPMSINFO_IN_DPMS_H
1682 if( p_vout->p_sys->i_ss_timeout )
1684 XSetScreenSaver( p_vout->p_sys->p_display, p_vout->p_sys->i_ss_timeout,
1685 p_vout->p_sys->i_ss_interval,
1686 p_vout->p_sys->i_ss_blanking,
1687 p_vout->p_sys->i_ss_exposure );
1690 /* Restore DPMS settings */
1691 #ifdef DPMSINFO_IN_DPMS_H
1692 if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
1694 if( p_vout->p_sys->b_ss_dpms )
1696 DPMSEnable( p_vout->p_sys->p_display );
1702 /*****************************************************************************
1703 * DisableXScreenSaver: disable screen saver
1704 *****************************************************************************
1705 * See XEnableXScreenSaver
1706 *****************************************************************************/
1707 static void DisableXScreenSaver( vout_thread_t *p_vout )
1709 #ifdef DPMSINFO_IN_DPMS_H
1713 /* Save screen saver information */
1714 XGetScreenSaver( p_vout->p_sys->p_display, &p_vout->p_sys->i_ss_timeout,
1715 &p_vout->p_sys->i_ss_interval,
1716 &p_vout->p_sys->i_ss_blanking,
1717 &p_vout->p_sys->i_ss_exposure );
1719 /* Disable screen saver */
1720 if( p_vout->p_sys->i_ss_timeout )
1722 XSetScreenSaver( p_vout->p_sys->p_display, 0,
1723 p_vout->p_sys->i_ss_interval,
1724 p_vout->p_sys->i_ss_blanking,
1725 p_vout->p_sys->i_ss_exposure );
1729 #ifdef DPMSINFO_IN_DPMS_H
1730 if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
1733 /* Save DPMS current state */
1734 DPMSInfo( p_vout->p_sys->p_display, &unused,
1735 &p_vout->p_sys->b_ss_dpms );
1736 DPMSDisable( p_vout->p_sys->p_display );
1741 /*****************************************************************************
1742 * CreateCursor: create a blank mouse pointer
1743 *****************************************************************************/
1744 static void CreateCursor( vout_thread_t *p_vout )
1746 XColor cursor_color;
1748 p_vout->p_sys->cursor_pixmap =
1749 XCreatePixmap( p_vout->p_sys->p_display,
1750 DefaultRootWindow( p_vout->p_sys->p_display ),
1753 XParseColor( p_vout->p_sys->p_display,
1754 XCreateColormap( p_vout->p_sys->p_display,
1756 p_vout->p_sys->p_display ),
1758 p_vout->p_sys->p_display,
1759 p_vout->p_sys->i_screen ),
1761 "black", &cursor_color );
1763 p_vout->p_sys->blank_cursor =
1764 XCreatePixmapCursor( p_vout->p_sys->p_display,
1765 p_vout->p_sys->cursor_pixmap,
1766 p_vout->p_sys->cursor_pixmap,
1767 &cursor_color, &cursor_color, 1, 1 );
1770 /*****************************************************************************
1771 * DestroyCursor: destroy the blank mouse pointer
1772 *****************************************************************************/
1773 static void DestroyCursor( vout_thread_t *p_vout )
1775 XFreePixmap( p_vout->p_sys->p_display, p_vout->p_sys->cursor_pixmap );
1778 /*****************************************************************************
1779 * ToggleCursor: hide or show the mouse pointer
1780 *****************************************************************************
1781 * This function hides the X pointer if it is visible by setting the pointer
1782 * sprite to a blank one. To show it again, we disable the sprite.
1783 *****************************************************************************/
1784 static void ToggleCursor( vout_thread_t *p_vout )
1786 if( p_vout->p_sys->b_mouse_pointer_visible )
1788 XDefineCursor( p_vout->p_sys->p_display,
1789 p_vout->p_sys->p_win->base_window,
1790 p_vout->p_sys->blank_cursor );
1791 p_vout->p_sys->b_mouse_pointer_visible = 0;
1795 XUndefineCursor( p_vout->p_sys->p_display,
1796 p_vout->p_sys->p_win->base_window );
1797 p_vout->p_sys->b_mouse_pointer_visible = 1;
1801 #ifdef MODULE_NAME_IS_xvideo
1802 /*****************************************************************************
1803 * XVideoGetPort: get YUV12 port
1804 *****************************************************************************/
1805 static int XVideoGetPort( vout_thread_t *p_vout,
1806 vlc_fourcc_t i_chroma, vlc_fourcc_t *pi_newchroma )
1808 XvAdaptorInfo *p_adaptor;
1810 unsigned int i_adaptor, i_num_adaptors;
1811 int i_requested_adaptor;
1812 int i_selected_port;
1814 switch( XvQueryExtension( p_vout->p_sys->p_display, &i, &i, &i, &i, &i ) )
1819 case XvBadExtension:
1820 msg_Warn( p_vout, "XvBadExtension" );
1824 msg_Warn( p_vout, "XvBadAlloc" );
1828 msg_Warn( p_vout, "XvQueryExtension failed" );
1832 switch( XvQueryAdaptors( p_vout->p_sys->p_display,
1833 DefaultRootWindow( p_vout->p_sys->p_display ),
1834 &i_num_adaptors, &p_adaptor ) )
1839 case XvBadExtension:
1840 msg_Warn( p_vout, "XvBadExtension for XvQueryAdaptors" );
1844 msg_Warn( p_vout, "XvBadAlloc for XvQueryAdaptors" );
1848 msg_Warn( p_vout, "XvQueryAdaptors failed" );
1852 i_selected_port = -1;
1853 i_requested_adaptor = config_GetInt( p_vout, "xvideo-adaptor" );
1855 for( i_adaptor = 0; i_adaptor < i_num_adaptors; ++i_adaptor )
1857 XvImageFormatValues *p_formats;
1858 int i_format, i_num_formats;
1861 /* If we requested an adaptor and it's not this one, we aren't
1863 if( i_requested_adaptor != -1 && ((int)i_adaptor != i_requested_adaptor) )
1868 /* If the adaptor doesn't have the required properties, skip it */
1869 if( !( p_adaptor[ i_adaptor ].type & XvInputMask ) ||
1870 !( p_adaptor[ i_adaptor ].type & XvImageMask ) )
1875 /* Check that adaptor supports our requested format... */
1876 p_formats = XvListImageFormats( p_vout->p_sys->p_display,
1877 p_adaptor[i_adaptor].base_id,
1881 i_format < i_num_formats && ( i_selected_port == -1 );
1884 XvAttribute *p_attr;
1885 int i_attr, i_num_attributes;
1887 /* If this is not the format we want, or at least a
1888 * similar one, forget it */
1889 if( !vout_ChromaCmp( p_formats[ i_format ].id, i_chroma ) )
1894 /* Look for the first available port supporting this format */
1895 for( i_port = p_adaptor[i_adaptor].base_id;
1896 ( i_port < (int)(p_adaptor[i_adaptor].base_id
1897 + p_adaptor[i_adaptor].num_ports) )
1898 && ( i_selected_port == -1 );
1901 if( XvGrabPort( p_vout->p_sys->p_display, i_port, CurrentTime )
1904 i_selected_port = i_port;
1905 *pi_newchroma = p_formats[ i_format ].id;
1909 /* If no free port was found, forget it */
1910 if( i_selected_port == -1 )
1915 /* If we found a port, print information about it */
1916 msg_Dbg( p_vout, "adaptor %i, port %i, format 0x%x (%4.4s) %s",
1917 i_adaptor, i_selected_port, p_formats[ i_format ].id,
1918 (char *)&p_formats[ i_format ].id,
1919 ( p_formats[ i_format ].format == XvPacked ) ?
1920 "packed" : "planar" );
1922 /* Make sure XV_AUTOPAINT_COLORKEY is set */
1923 p_attr = XvQueryPortAttributes( p_vout->p_sys->p_display,
1925 &i_num_attributes );
1927 for( i_attr = 0; i_attr < i_num_attributes; i_attr++ )
1929 if( !strcmp( p_attr[i_attr].name, "XV_AUTOPAINT_COLORKEY" ) )
1931 const Atom autopaint =
1932 XInternAtom( p_vout->p_sys->p_display,
1933 "XV_AUTOPAINT_COLORKEY", False );
1934 XvSetPortAttribute( p_vout->p_sys->p_display,
1935 i_selected_port, autopaint, 1 );
1940 if( p_attr != NULL )
1946 if( p_formats != NULL )
1953 if( i_num_adaptors > 0 )
1955 XvFreeAdaptorInfo( p_adaptor );
1958 if( i_selected_port == -1 )
1960 int i_chroma_tmp = X112VLC_FOURCC( i_chroma );
1961 if( i_requested_adaptor == -1 )
1963 msg_Warn( p_vout, "no free XVideo port found for format "
1964 "0x%.8x (%4.4s)", i_chroma_tmp, (char*)&i_chroma_tmp );
1968 msg_Warn( p_vout, "XVideo adaptor %i does not have a free "
1969 "XVideo port for format 0x%.8x (%4.4s)",
1970 i_requested_adaptor, i_chroma_tmp, (char*)&i_chroma_tmp );
1974 return i_selected_port;
1977 /*****************************************************************************
1978 * XVideoReleasePort: release YUV12 port
1979 *****************************************************************************/
1980 static void XVideoReleasePort( vout_thread_t *p_vout, int i_port )
1982 XvUngrabPort( p_vout->p_sys->p_display, i_port, CurrentTime );
1986 /*****************************************************************************
1987 * InitDisplay: open and initialize X11 device
1988 *****************************************************************************
1989 * Create a window according to video output given size, and set other
1990 * properties according to the display properties.
1991 *****************************************************************************/
1992 static int InitDisplay( vout_thread_t *p_vout )
1994 #ifdef MODULE_NAME_IS_x11
1995 XPixmapFormatValues * p_formats; /* pixmap formats */
1996 XVisualInfo * p_xvisual; /* visuals information */
1997 XVisualInfo xvisual_template; /* visual template */
1998 int i_count; /* array size */
2001 #ifdef HAVE_SYS_SHM_H
2002 p_vout->p_sys->b_shm = 0;
2004 if( config_GetInt( p_vout, MODULE_STRING "-shm" ) )
2007 /* FIXME: As of 2001-03-16, XFree4 for MacOS X does not support Xshm */
2009 p_vout->p_sys->b_shm =
2010 ( XShmQueryExtension( p_vout->p_sys->p_display ) == True );
2013 if( !p_vout->p_sys->b_shm )
2015 msg_Warn( p_vout, "XShm video extension is unavailable" );
2020 msg_Dbg( p_vout, "disabling XShm video extension" );
2024 msg_Warn( p_vout, "XShm video extension is unavailable" );
2028 #ifdef MODULE_NAME_IS_xvideo
2029 /* XXX The brightness and contrast values should be read from environment
2030 * XXX variables... */
2032 XVideoSetAttribute( p_vout, "XV_BRIGHTNESS", 0.5 );
2033 XVideoSetAttribute( p_vout, "XV_CONTRAST", 0.5 );
2037 #ifdef MODULE_NAME_IS_x11
2038 /* Initialize structure */
2039 p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
2041 /* Get screen depth */
2042 p_vout->p_sys->i_screen_depth = XDefaultDepth( p_vout->p_sys->p_display,
2043 p_vout->p_sys->i_screen );
2044 switch( p_vout->p_sys->i_screen_depth )
2048 * Screen depth is 8bpp. Use PseudoColor visual with private colormap.
2050 xvisual_template.screen = p_vout->p_sys->i_screen;
2051 xvisual_template.class = DirectColor;
2052 p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2053 VisualScreenMask | VisualClassMask,
2054 &xvisual_template, &i_count );
2055 if( p_xvisual == NULL )
2057 msg_Err( p_vout, "no PseudoColor visual available" );
2058 return VLC_EGENERIC;
2060 p_vout->p_sys->i_bytes_per_pixel = 1;
2061 p_vout->output.pf_setpalette = SetPalette;
2068 * Screen depth is higher than 8bpp. TrueColor visual is used.
2070 xvisual_template.screen = p_vout->p_sys->i_screen;
2071 xvisual_template.class = TrueColor;
2072 /* In some cases, we get a truecolor class adaptor that has a different
2073 color depth. So try to get a real true color one first */
2074 xvisual_template.depth = p_vout->p_sys->i_screen_depth;
2076 p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2077 VisualScreenMask | VisualClassMask |
2079 &xvisual_template, &i_count );
2080 if( p_xvisual == NULL )
2082 msg_Warn( p_vout, "No screen matching the required color depth" );
2083 p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2084 VisualScreenMask | VisualClassMask,
2085 &xvisual_template, &i_count );
2086 if( p_xvisual == NULL )
2089 msg_Err( p_vout, "no TrueColor visual available" );
2090 return VLC_EGENERIC;
2094 p_vout->output.i_rmask = p_xvisual->red_mask;
2095 p_vout->output.i_gmask = p_xvisual->green_mask;
2096 p_vout->output.i_bmask = p_xvisual->blue_mask;
2098 /* There is no difference yet between 3 and 4 Bpp. The only way
2099 * to find the actual number of bytes per pixel is to list supported
2100 * pixmap formats. */
2101 p_formats = XListPixmapFormats( p_vout->p_sys->p_display, &i_count );
2102 p_vout->p_sys->i_bytes_per_pixel = 0;
2104 for( ; i_count-- ; p_formats++ )
2106 /* Under XFree4.0, the list contains pixmap formats available
2107 * through all video depths ; so we have to check against current
2109 if( p_formats->depth == (int)p_vout->p_sys->i_screen_depth )
2111 if( p_formats->bits_per_pixel / 8
2112 > (int)p_vout->p_sys->i_bytes_per_pixel )
2114 p_vout->p_sys->i_bytes_per_pixel =
2115 p_formats->bits_per_pixel / 8;
2121 p_vout->p_sys->p_visual = p_xvisual->visual;
2128 #ifdef HAVE_SYS_SHM_H
2129 /*****************************************************************************
2130 * CreateShmImage: create an XImage or XvImage using shared memory extension
2131 *****************************************************************************
2132 * Prepare an XImage or XvImage for display function.
2133 * The order of the operations respects the recommandations of the mit-shm
2134 * document by J.Corbet and K.Packard. Most of the parameters were copied from
2135 * there. See http://ftp.xfree86.org/pub/XFree86/4.0/doc/mit-shm.TXT
2136 *****************************************************************************/
2137 static IMAGE_TYPE * CreateShmImage( vout_thread_t *p_vout,
2138 Display* p_display, EXTRA_ARGS_SHM,
2139 int i_width, int i_height )
2141 IMAGE_TYPE *p_image;
2144 /* Create XImage / XvImage */
2145 #ifdef MODULE_NAME_IS_xvideo
2147 /* Make sure the buffer is aligned to multiple of 16 */
2148 i_height = ( i_height + 15 ) >> 4 << 4;
2149 i_width = ( i_width + 15 ) >> 4 << 4;
2151 p_image = XvShmCreateImage( p_display, i_xvport, i_chroma, 0,
2152 i_width, i_height, p_shm );
2154 p_image = XShmCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2155 p_shm, i_width, i_height );
2157 if( p_image == NULL )
2159 msg_Err( p_vout, "image creation failed" );
2163 /* Allocate shared memory segment - 0776 set the access permission
2164 * rights (like umask), they are not yet supported by all X servers */
2165 p_shm->shmid = shmget( IPC_PRIVATE, DATA_SIZE(p_image), IPC_CREAT | 0776 );
2166 if( p_shm->shmid < 0 )
2168 msg_Err( p_vout, "cannot allocate shared image data (%s)",
2169 strerror( errno ) );
2170 IMAGE_FREE( p_image );
2174 /* Attach shared memory segment to process (read/write) */
2175 p_shm->shmaddr = p_image->data = shmat( p_shm->shmid, 0, 0 );
2176 if(! p_shm->shmaddr )
2178 msg_Err( p_vout, "cannot attach shared memory (%s)",
2180 IMAGE_FREE( p_image );
2181 shmctl( p_shm->shmid, IPC_RMID, 0 );
2185 /* Read-only data. We won't be using XShmGetImage */
2186 p_shm->readOnly = True;
2188 /* Attach shared memory segment to X server */
2189 XSynchronize( p_display, True );
2191 result = XShmAttach( p_display, p_shm );
2192 if( result == False || !b_shm )
2194 msg_Err( p_vout, "cannot attach shared memory to X server" );
2195 IMAGE_FREE( p_image );
2196 shmctl( p_shm->shmid, IPC_RMID, 0 );
2197 shmdt( p_shm->shmaddr );
2200 XSynchronize( p_display, False );
2202 /* Send image to X server. This instruction is required, since having
2203 * built a Shm XImage and not using it causes an error on XCloseDisplay,
2204 * and remember NOT to use XFlush ! */
2205 XSync( p_display, False );
2208 /* Mark the shm segment to be removed when there are no more
2209 * attachements, so it is automatic on process exit or after shmdt */
2210 shmctl( p_shm->shmid, IPC_RMID, 0 );
2217 /*****************************************************************************
2218 * CreateImage: create an XImage or XvImage
2219 *****************************************************************************
2220 * Create a simple image used as a buffer.
2221 *****************************************************************************/
2222 static IMAGE_TYPE * CreateImage( vout_thread_t *p_vout,
2223 Display *p_display, EXTRA_ARGS,
2224 int i_width, int i_height )
2226 byte_t * p_data; /* image data storage zone */
2227 IMAGE_TYPE *p_image;
2228 #ifdef MODULE_NAME_IS_x11
2229 int i_quantum; /* XImage quantum (see below) */
2230 int i_bytes_per_line;
2233 /* Allocate memory for image */
2234 #ifdef MODULE_NAME_IS_xvideo
2236 /* Make sure the buffer is aligned to multiple of 16 */
2237 i_height = ( i_height + 15 ) >> 4 << 4;
2238 i_width = ( i_width + 15 ) >> 4 << 4;
2240 p_data = (byte_t *) malloc( i_width * i_height * i_bits_per_pixel / 8 );
2241 #elif defined(MODULE_NAME_IS_x11)
2242 i_bytes_per_line = i_width * i_bytes_per_pixel;
2243 p_data = (byte_t *) malloc( i_bytes_per_line * i_height );
2247 msg_Err( p_vout, "out of memory" );
2251 #ifdef MODULE_NAME_IS_x11
2252 /* Optimize the quantum of a scanline regarding its size - the quantum is
2253 a diviser of the number of bits between the start of two scanlines. */
2254 if( i_bytes_per_line & 0xf )
2258 else if( i_bytes_per_line & 0x10 )
2268 /* Create XImage. p_data will be automatically freed */
2269 #ifdef MODULE_NAME_IS_xvideo
2270 p_image = XvCreateImage( p_display, i_xvport, i_chroma,
2271 (char *)p_data, i_width, i_height );
2272 #elif defined(MODULE_NAME_IS_x11)
2273 p_image = XCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2274 (char *)p_data, i_width, i_height, i_quantum, 0 );
2276 if( p_image == NULL )
2278 msg_Err( p_vout, "XCreateImage() failed" );
2286 /*****************************************************************************
2287 * X11ErrorHandler: replace error handler so we can intercept some of them
2288 *****************************************************************************/
2289 static int X11ErrorHandler( Display * display, XErrorEvent * event )
2291 /* Ingnore errors on XSetInputFocus()
2292 * (they happen when a window is not yet mapped) */
2293 if( event->request_code == X_SetInputFocus )
2295 fprintf(stderr, "XSetInputFocus failed\n");
2299 if( event->request_code == 150 /* MIT-SHM */ &&
2300 event->minor_code == X_ShmAttach )
2302 fprintf(stderr, "XShmAttach failed\n");
2307 XSetErrorHandler(NULL);
2308 return (XSetErrorHandler(X11ErrorHandler))( display, event );
2311 #ifdef MODULE_NAME_IS_x11
2312 /*****************************************************************************
2313 * SetPalette: sets an 8 bpp palette
2314 *****************************************************************************
2315 * This function sets the palette given as an argument. It does not return
2316 * anything, but could later send information on which colors it was unable
2318 *****************************************************************************/
2319 static void SetPalette( vout_thread_t *p_vout,
2320 uint16_t *red, uint16_t *green, uint16_t *blue )
2323 XColor p_colors[255];
2325 /* allocate palette */
2326 for( i = 0; i < 255; i++ )
2328 /* kludge: colors are indexed reversely because color 255 seems
2329 * to be reserved for black even if we try to set it to white */
2330 p_colors[ i ].pixel = 255 - i;
2331 p_colors[ i ].pad = 0;
2332 p_colors[ i ].flags = DoRed | DoGreen | DoBlue;
2333 p_colors[ i ].red = red[ 255 - i ];
2334 p_colors[ i ].blue = blue[ 255 - i ];
2335 p_colors[ i ].green = green[ 255 - i ];
2338 XStoreColors( p_vout->p_sys->p_display,
2339 p_vout->p_sys->colormap, p_colors, 255 );
2343 /*****************************************************************************
2344 * Control: control facility for the vout
2345 *****************************************************************************/
2346 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
2349 unsigned int i_width, i_height;
2350 unsigned int *pi_width, *pi_height;
2356 if( p_vout->p_sys->p_win->owner_window )
2357 return vout_ControlWindow( p_vout,
2358 (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
2360 pi_width = va_arg( args, unsigned int * );
2361 pi_height = va_arg( args, unsigned int * );
2363 vlc_mutex_lock( &p_vout->p_sys->lock );
2364 *pi_width = p_vout->p_sys->p_win->i_width;
2365 *pi_height = p_vout->p_sys->p_win->i_height;
2366 vlc_mutex_unlock( &p_vout->p_sys->lock );
2370 if( p_vout->p_sys->p_win->owner_window )
2371 return vout_ControlWindow( p_vout,
2372 (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
2374 vlc_mutex_lock( &p_vout->p_sys->lock );
2376 i_width = va_arg( args, unsigned int );
2377 i_height = va_arg( args, unsigned int );
2378 if( !i_width ) i_width = p_vout->i_window_width;
2379 if( !i_height ) i_height = p_vout->i_window_height;
2381 /* Update dimensions */
2382 XResizeWindow( p_vout->p_sys->p_display,
2383 p_vout->p_sys->p_win->base_window,
2384 i_width, i_height );
2386 vlc_mutex_unlock( &p_vout->p_sys->lock );
2390 vlc_mutex_lock( &p_vout->p_sys->lock );
2391 XUnmapWindow( p_vout->p_sys->p_display,
2392 p_vout->p_sys->original_window.base_window );
2393 vlc_mutex_unlock( &p_vout->p_sys->lock );
2397 vlc_mutex_lock( &p_vout->p_sys->lock );
2398 if( i_query == VOUT_REPARENT ) d = (Drawable)va_arg( args, int );
2400 XReparentWindow( p_vout->p_sys->p_display,
2401 p_vout->p_sys->original_window.base_window,
2402 DefaultRootWindow( p_vout->p_sys->p_display ),
2405 XReparentWindow( p_vout->p_sys->p_display,
2406 p_vout->p_sys->original_window.base_window,
2408 XSync( p_vout->p_sys->p_display, False );
2409 p_vout->p_sys->original_window.owner_window = 0;
2410 vlc_mutex_unlock( &p_vout->p_sys->lock );
2411 return vout_vaControlDefault( p_vout, i_query, args );
2413 case VOUT_SET_STAY_ON_TOP:
2414 if( p_vout->p_sys->p_win->owner_window )
2415 return vout_ControlWindow( p_vout,
2416 (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
2418 b_arg = va_arg( args, vlc_bool_t );
2419 vlc_mutex_lock( &p_vout->p_sys->lock );
2420 WindowOnTop( p_vout, b_arg );
2421 vlc_mutex_unlock( &p_vout->p_sys->lock );
2425 return vout_vaControlDefault( p_vout, i_query, args );
2429 /*****************************************************************************
2430 * TestNetWMSupport: tests for Extended Window Manager Hints support
2431 *****************************************************************************/
2432 static void TestNetWMSupport( vout_thread_t *p_vout )
2434 int i_ret, i_format;
2435 unsigned long i, i_items, i_bytesafter;
2436 Atom net_wm_supported;
2437 union { Atom *p_atom; unsigned char *p_char; } p_args;
2439 p_args.p_atom = NULL;
2441 p_vout->p_sys->b_net_wm_state_fullscreen = VLC_FALSE;
2442 p_vout->p_sys->b_net_wm_state_above = VLC_FALSE;
2443 p_vout->p_sys->b_net_wm_state_below = VLC_FALSE;
2444 p_vout->p_sys->b_net_wm_state_stays_on_top = VLC_FALSE;
2447 XInternAtom( p_vout->p_sys->p_display, "_NET_SUPPORTED", False );
2449 i_ret = XGetWindowProperty( p_vout->p_sys->p_display,
2450 DefaultRootWindow( p_vout->p_sys->p_display ),
2452 0, 16384, False, AnyPropertyType,
2454 &i_format, &i_items, &i_bytesafter,
2455 (unsigned char **)&p_args );
2457 if( i_ret != Success || i_items == 0 ) return;
2459 msg_Dbg( p_vout, "Window manager supports NetWM" );
2461 p_vout->p_sys->net_wm_state =
2462 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE", False );
2463 p_vout->p_sys->net_wm_state_fullscreen =
2464 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_FULLSCREEN",
2466 p_vout->p_sys->net_wm_state_above =
2467 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_ABOVE", False );
2468 p_vout->p_sys->net_wm_state_below =
2469 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_BELOW", False );
2470 p_vout->p_sys->net_wm_state_stays_on_top =
2471 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_STAYS_ON_TOP",
2474 for( i = 0; i < i_items; i++ )
2476 if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_fullscreen )
2479 "Window manager supports _NET_WM_STATE_FULLSCREEN" );
2480 p_vout->p_sys->b_net_wm_state_fullscreen = VLC_TRUE;
2482 else if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_above )
2484 msg_Dbg( p_vout, "Window manager supports _NET_WM_STATE_ABOVE" );
2485 p_vout->p_sys->b_net_wm_state_above = VLC_TRUE;
2487 else if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_below )
2489 msg_Dbg( p_vout, "Window manager supports _NET_WM_STATE_BELOW" );
2490 p_vout->p_sys->b_net_wm_state_below = VLC_TRUE;
2492 else if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_stays_on_top )
2495 "Window manager supports _NET_WM_STATE_STAYS_ON_TOP" );
2496 p_vout->p_sys->b_net_wm_state_stays_on_top = VLC_TRUE;
2500 XFree( p_args.p_atom );
2503 /*****************************************************************************
2504 * Key events handling
2505 *****************************************************************************/
2511 } x11keys_to_vlckeys[] =
2513 { XK_F1, KEY_F1 }, { XK_F2, KEY_F2 }, { XK_F3, KEY_F3 }, { XK_F4, KEY_F4 },
2514 { XK_F5, KEY_F5 }, { XK_F6, KEY_F6 }, { XK_F7, KEY_F7 }, { XK_F8, KEY_F8 },
2515 { XK_F9, KEY_F9 }, { XK_F10, KEY_F10 }, { XK_F11, KEY_F11 },
2516 { XK_F12, KEY_F12 },
2518 { XK_Return, KEY_ENTER },
2519 { XK_KP_Enter, KEY_ENTER },
2520 { XK_space, KEY_SPACE },
2521 { XK_Escape, KEY_ESC },
2523 { XK_Menu, KEY_MENU },
2524 { XK_Left, KEY_LEFT },
2525 { XK_Right, KEY_RIGHT },
2527 { XK_Down, KEY_DOWN },
2529 { XK_Home, KEY_HOME },
2530 { XK_End, KEY_END },
2531 { XK_Page_Up, KEY_PAGEUP },
2532 { XK_Page_Down, KEY_PAGEDOWN },
2534 { XK_Insert, KEY_INSERT },
2535 { XK_Delete, KEY_DELETE },
2540 static int ConvertKey( int i_key )
2544 for( i = 0; x11keys_to_vlckeys[i].i_x11key != 0; i++ )
2546 if( x11keys_to_vlckeys[i].i_x11key == i_key )
2548 return x11keys_to_vlckeys[i].i_vlckey;
2555 /*****************************************************************************
2556 * WindowOnTop: Switches the "always on top" state of the video window.
2557 *****************************************************************************/
2558 static int WindowOnTop( vout_thread_t *p_vout, vlc_bool_t b_on_top )
2560 if( p_vout->p_sys->b_net_wm_state_stays_on_top )
2562 XClientMessageEvent event;
2564 memset( &event, 0, sizeof( XClientMessageEvent ) );
2566 event.type = ClientMessage;
2567 event.message_type = p_vout->p_sys->net_wm_state;
2568 event.display = p_vout->p_sys->p_display;
2569 event.window = p_vout->p_sys->p_win->base_window;
2571 event.data.l[ 0 ] = b_on_top; /* set property */
2572 event.data.l[ 1 ] = p_vout->p_sys->net_wm_state_stays_on_top;
2574 XSendEvent( p_vout->p_sys->p_display,
2575 DefaultRootWindow( p_vout->p_sys->p_display ),
2576 False, SubstructureRedirectMask,