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 )
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 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_vlc, "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 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_vlc->p_input_bank->pp_input[0] != NULL )
848 if( PAUSE_S == p_vout->p_vlc->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 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_vlc->ppsz_argv, p_vout->p_vlc->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 );
1103 unsigned int dummy2, dummy3;
1105 /* Select events we are interested in. */
1106 XSelectInput( p_vout->p_sys->p_display, p_win->owner_window,
1107 StructureNotifyMask );
1109 /* Get the parent window's geometry information */
1110 XGetGeometry( p_vout->p_sys->p_display, p_win->owner_window,
1111 &dummy1, &dummy2, &dummy3,
1116 /* We are already configured */
1117 b_configure_notify = VLC_TRUE;
1119 /* From man XSelectInput: only one client at a time can select a
1120 * ButtonPress event, so we need to open a new window anyway. */
1121 p_win->base_window =
1122 XCreateWindow( p_vout->p_sys->p_display,
1123 p_win->owner_window,
1125 p_win->i_width, p_win->i_height,
1127 0, CopyFromParent, 0,
1128 CWBackingStore | CWBackPixel | CWEventMask,
1129 &xwindow_attributes );
1132 if( (p_win->wm_protocols == None) /* use WM_DELETE_WINDOW */
1133 || (p_win->wm_delete_window == None)
1134 || !XSetWMProtocols( p_vout->p_sys->p_display, p_win->base_window,
1135 &p_win->wm_delete_window, 1 ) )
1137 /* WM_DELETE_WINDOW is not supported by window manager */
1138 msg_Warn( p_vout, "missing or bad window manager" );
1141 /* Creation of a graphic context that doesn't generate a GraphicsExpose
1142 * event when using functions like XCopyArea */
1143 xgcvalues.graphics_exposures = False;
1144 p_win->gc = XCreateGC( p_vout->p_sys->p_display,
1146 GCGraphicsExposures, &xgcvalues );
1148 /* Send orders to server, and wait until window is displayed - three
1149 * events must be received: a MapNotify event, an Expose event allowing
1150 * drawing in the window, and a ConfigureNotify to get the window
1151 * dimensions. Once those events have been received, only
1152 * ConfigureNotify events need to be received. */
1153 XMapWindow( p_vout->p_sys->p_display, p_win->base_window );
1156 XWindowEvent( p_vout->p_sys->p_display, p_win->base_window,
1157 SubstructureNotifyMask | StructureNotifyMask |
1158 ExposureMask, &xevent);
1159 if( (xevent.type == Expose)
1160 && (xevent.xexpose.window == p_win->base_window) )
1162 b_expose = VLC_TRUE;
1163 /* ConfigureNotify isn't sent if there isn't a window manager.
1164 * Expose should be the last event to be received so it should
1165 * be fine to assume we won't receive it anymore. */
1166 b_configure_notify = VLC_TRUE;
1168 else if( (xevent.type == MapNotify)
1169 && (xevent.xmap.window == p_win->base_window) )
1171 b_map_notify = VLC_TRUE;
1173 else if( (xevent.type == ConfigureNotify)
1174 && (xevent.xconfigure.window == p_win->base_window) )
1176 b_configure_notify = VLC_TRUE;
1177 p_win->i_width = xevent.xconfigure.width;
1178 p_win->i_height = xevent.xconfigure.height;
1180 } while( !( b_expose && b_configure_notify && b_map_notify ) );
1182 XSelectInput( p_vout->p_sys->p_display, p_win->base_window,
1183 StructureNotifyMask | KeyPressMask |
1184 ButtonPressMask | ButtonReleaseMask |
1185 PointerMotionMask );
1187 #ifdef MODULE_NAME_IS_x11
1188 if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
1190 /* Allocate a new palette */
1191 p_vout->p_sys->colormap =
1192 XCreateColormap( p_vout->p_sys->p_display,
1193 DefaultRootWindow( p_vout->p_sys->p_display ),
1194 DefaultVisual( p_vout->p_sys->p_display,
1195 p_vout->p_sys->i_screen ),
1198 xwindow_attributes.colormap = p_vout->p_sys->colormap;
1199 XChangeWindowAttributes( p_vout->p_sys->p_display, p_win->base_window,
1200 CWColormap, &xwindow_attributes );
1204 /* Create video output sub-window. */
1205 p_win->video_window = XCreateSimpleWindow(
1206 p_vout->p_sys->p_display,
1207 p_win->base_window, 0, 0,
1208 p_win->i_width, p_win->i_height,
1210 BlackPixel( p_vout->p_sys->p_display,
1211 p_vout->p_sys->i_screen ),
1212 WhitePixel( p_vout->p_sys->p_display,
1213 p_vout->p_sys->i_screen ) );
1215 XSetWindowBackground( p_vout->p_sys->p_display, p_win->video_window,
1216 BlackPixel( p_vout->p_sys->p_display,
1217 p_vout->p_sys->i_screen ) );
1219 XMapWindow( p_vout->p_sys->p_display, p_win->video_window );
1220 XSelectInput( p_vout->p_sys->p_display, p_win->video_window,
1223 /* make sure the video window will be centered in the next ManageVideo() */
1224 p_vout->i_changes |= VOUT_SIZE_CHANGE;
1226 /* If the cursor was formerly blank than blank it again */
1227 if( !p_vout->p_sys->b_mouse_pointer_visible )
1229 ToggleCursor( p_vout );
1230 ToggleCursor( p_vout );
1233 /* Do NOT use XFlush here ! */
1234 XSync( p_vout->p_sys->p_display, False );
1236 /* At this stage, the window is open, displayed, and ready to
1238 p_vout->p_sys->p_win = p_win;
1243 /*****************************************************************************
1244 * DestroyWindow: destroy the window
1245 *****************************************************************************
1247 *****************************************************************************/
1248 static void DestroyWindow( vout_thread_t *p_vout, x11_window_t *p_win )
1250 /* Do NOT use XFlush here ! */
1251 XSync( p_vout->p_sys->p_display, False );
1253 if( p_win->video_window != None )
1254 XDestroyWindow( p_vout->p_sys->p_display, p_win->video_window );
1256 XFreeGC( p_vout->p_sys->p_display, p_win->gc );
1258 XUnmapWindow( p_vout->p_sys->p_display, p_win->base_window );
1259 XDestroyWindow( p_vout->p_sys->p_display, p_win->base_window );
1261 if( p_win->owner_window )
1262 vout_ReleaseWindow( p_vout, (void *)p_win->owner_window );
1265 /*****************************************************************************
1266 * NewPicture: allocate a picture
1267 *****************************************************************************
1268 * Returns 0 on success, -1 otherwise
1269 *****************************************************************************/
1270 static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
1272 #ifndef MODULE_NAME_IS_glx
1274 #ifdef MODULE_NAME_IS_xvideo
1278 /* We know the chroma, allocate a buffer which will be used
1279 * directly by the decoder */
1280 p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
1282 if( p_pic->p_sys == NULL )
1287 /* Fill in picture_t fields */
1288 vout_InitPicture( VLC_OBJECT(p_vout), p_pic, p_vout->output.i_chroma,
1289 p_vout->output.i_width, p_vout->output.i_height,
1290 p_vout->output.i_aspect );
1292 #ifdef HAVE_SYS_SHM_H
1293 if( p_vout->p_sys->b_shm )
1295 /* Create image using XShm extension */
1296 p_pic->p_sys->p_image =
1297 CreateShmImage( p_vout, p_vout->p_sys->p_display,
1298 # ifdef MODULE_NAME_IS_xvideo
1299 p_vout->p_sys->i_xvport,
1300 VLC2X11_FOURCC(p_vout->output.i_chroma),
1302 p_vout->p_sys->p_visual,
1303 p_vout->p_sys->i_screen_depth,
1305 &p_pic->p_sys->shminfo,
1306 p_vout->output.i_width, p_vout->output.i_height );
1309 if( !p_vout->p_sys->b_shm || !p_pic->p_sys->p_image )
1310 #endif /* HAVE_SYS_SHM_H */
1312 /* Create image without XShm extension */
1313 p_pic->p_sys->p_image =
1314 CreateImage( p_vout, p_vout->p_sys->p_display,
1315 #ifdef MODULE_NAME_IS_xvideo
1316 p_vout->p_sys->i_xvport,
1317 VLC2X11_FOURCC(p_vout->output.i_chroma),
1318 p_pic->format.i_bits_per_pixel,
1320 p_vout->p_sys->p_visual,
1321 p_vout->p_sys->i_screen_depth,
1322 p_vout->p_sys->i_bytes_per_pixel,
1324 p_vout->output.i_width, p_vout->output.i_height );
1326 #ifdef HAVE_SYS_SHM_H
1327 if( p_pic->p_sys->p_image && p_vout->p_sys->b_shm )
1329 msg_Warn( p_vout, "couldn't create SHM image, disabling SHM" );
1330 p_vout->p_sys->b_shm = VLC_FALSE;
1332 #endif /* HAVE_SYS_SHM_H */
1335 if( p_pic->p_sys->p_image == NULL )
1337 free( p_pic->p_sys );
1341 switch( p_vout->output.i_chroma )
1343 #ifdef MODULE_NAME_IS_xvideo
1344 case VLC_FOURCC('I','4','2','0'):
1345 case VLC_FOURCC('Y','V','1','2'):
1346 case VLC_FOURCC('Y','2','1','1'):
1347 case VLC_FOURCC('Y','U','Y','2'):
1348 case VLC_FOURCC('U','Y','V','Y'):
1349 case VLC_FOURCC('R','V','1','5'):
1350 case VLC_FOURCC('R','V','1','6'):
1351 case VLC_FOURCC('R','V','2','4'): /* Fixme: pixel pitch == 4 ? */
1352 case VLC_FOURCC('R','V','3','2'):
1354 for( i_plane = 0; i_plane < p_pic->p_sys->p_image->num_planes;
1357 p_pic->p[i_plane].p_pixels = p_pic->p_sys->p_image->data
1358 + p_pic->p_sys->p_image->offsets[i_plane];
1359 p_pic->p[i_plane].i_pitch =
1360 p_pic->p_sys->p_image->pitches[i_plane];
1362 if( p_vout->output.i_chroma == VLC_FOURCC('Y','V','1','2') )
1364 /* U and V inverted compared to I420
1365 * Fixme: this should be handled by the vout core */
1366 p_pic->U_PIXELS = p_pic->p_sys->p_image->data
1367 + p_pic->p_sys->p_image->offsets[2];
1368 p_pic->V_PIXELS = p_pic->p_sys->p_image->data
1369 + p_pic->p_sys->p_image->offsets[1];
1374 case VLC_FOURCC('R','G','B','2'):
1375 case VLC_FOURCC('R','V','1','6'):
1376 case VLC_FOURCC('R','V','1','5'):
1377 case VLC_FOURCC('R','V','2','4'):
1378 case VLC_FOURCC('R','V','3','2'):
1380 p_pic->p->i_lines = p_pic->p_sys->p_image->height;
1381 p_pic->p->i_visible_lines = p_pic->p_sys->p_image->height;
1382 p_pic->p->p_pixels = p_pic->p_sys->p_image->data
1383 + p_pic->p_sys->p_image->xoffset;
1384 p_pic->p->i_pitch = p_pic->p_sys->p_image->bytes_per_line;
1386 /* p_pic->p->i_pixel_pitch = 4 for RV24 but this should be set
1387 * properly by vout_InitPicture() */
1388 p_pic->p->i_visible_pitch = p_pic->p->i_pixel_pitch
1389 * p_pic->p_sys->p_image->width;
1394 /* Unknown chroma, tell the guy to get lost */
1395 IMAGE_FREE( p_pic->p_sys->p_image );
1396 free( p_pic->p_sys );
1397 msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
1398 p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
1399 p_pic->i_planes = 0;
1403 #endif /* !MODULE_NAME_IS_glx */
1408 /*****************************************************************************
1409 * FreePicture: destroy a picture allocated with NewPicture
1410 *****************************************************************************
1411 * Destroy XImage AND associated data. If using Shm, detach shared memory
1412 * segment from server and process, then free it. The XDestroyImage manpage
1413 * says that both the image structure _and_ the data pointed to by the
1414 * image structure are freed, so no need to free p_image->data.
1415 *****************************************************************************/
1416 static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
1418 /* The order of operations is correct */
1419 #ifdef HAVE_SYS_SHM_H
1420 if( p_vout->p_sys->b_shm )
1422 XShmDetach( p_vout->p_sys->p_display, &p_pic->p_sys->shminfo );
1423 IMAGE_FREE( p_pic->p_sys->p_image );
1425 shmctl( p_pic->p_sys->shminfo.shmid, IPC_RMID, 0 );
1426 if( shmdt( p_pic->p_sys->shminfo.shmaddr ) )
1428 msg_Err( p_vout, "cannot detach shared memory (%s)",
1435 IMAGE_FREE( p_pic->p_sys->p_image );
1438 /* Do NOT use XFlush here ! */
1439 XSync( p_vout->p_sys->p_display, False );
1441 free( p_pic->p_sys );
1444 /*****************************************************************************
1445 * ToggleFullScreen: Enable or disable full screen mode
1446 *****************************************************************************
1447 * This function will switch between fullscreen and window mode.
1448 *****************************************************************************/
1449 static void ToggleFullScreen ( vout_thread_t *p_vout )
1453 mwmhints_t mwmhints;
1454 XSetWindowAttributes attributes;
1456 #ifdef HAVE_XINERAMA
1460 p_vout->b_fullscreen = !p_vout->b_fullscreen;
1462 if( p_vout->b_fullscreen )
1464 msg_Dbg( p_vout, "entering fullscreen mode" );
1466 p_vout->p_sys->b_altfullscreen =
1467 config_GetInt( p_vout, MODULE_STRING "-altfullscreen" );
1469 XUnmapWindow( p_vout->p_sys->p_display,
1470 p_vout->p_sys->p_win->base_window );
1472 p_vout->p_sys->p_win = &p_vout->p_sys->fullscreen_window;
1474 CreateWindow( p_vout, p_vout->p_sys->p_win );
1475 XDestroyWindow( p_vout->p_sys->p_display,
1476 p_vout->p_sys->fullscreen_window.video_window );
1477 XReparentWindow( p_vout->p_sys->p_display,
1478 p_vout->p_sys->original_window.video_window,
1479 p_vout->p_sys->fullscreen_window.base_window, 0, 0 );
1480 p_vout->p_sys->fullscreen_window.video_window =
1481 p_vout->p_sys->original_window.video_window;
1483 /* To my knowledge there are two ways to create a borderless window.
1484 * There's the generic way which is to tell x to bypass the window
1485 * manager, but this creates problems with the focus of other
1487 * The other way is to use the motif property "_MOTIF_WM_HINTS" which
1488 * luckily seems to be supported by most window managers. */
1489 if( !p_vout->p_sys->b_altfullscreen )
1491 mwmhints.flags = MWM_HINTS_DECORATIONS;
1492 mwmhints.decorations = False;
1494 prop = XInternAtom( p_vout->p_sys->p_display, "_MOTIF_WM_HINTS",
1496 XChangeProperty( p_vout->p_sys->p_display,
1497 p_vout->p_sys->p_win->base_window,
1498 prop, prop, 32, PropModeReplace,
1499 (unsigned char *)&mwmhints,
1500 PROP_MWM_HINTS_ELEMENTS );
1504 /* brute force way to remove decorations */
1505 attributes.override_redirect = True;
1506 XChangeWindowAttributes( p_vout->p_sys->p_display,
1507 p_vout->p_sys->p_win->base_window,
1511 /* Make sure the change is effective */
1512 XReparentWindow( p_vout->p_sys->p_display,
1513 p_vout->p_sys->p_win->base_window,
1514 DefaultRootWindow( p_vout->p_sys->p_display ),
1518 if( p_vout->p_sys->b_net_wm_state_fullscreen )
1520 XClientMessageEvent event;
1522 memset( &event, 0, sizeof( XClientMessageEvent ) );
1524 event.type = ClientMessage;
1525 event.message_type = p_vout->p_sys->net_wm_state;
1526 event.display = p_vout->p_sys->p_display;
1527 event.window = p_vout->p_sys->p_win->base_window;
1529 event.data.l[ 0 ] = 1; /* set property */
1530 event.data.l[ 1 ] = p_vout->p_sys->net_wm_state_fullscreen;
1532 XSendEvent( p_vout->p_sys->p_display,
1533 DefaultRootWindow( p_vout->p_sys->p_display ),
1534 False, SubstructureRedirectMask,
1538 /* Make sure the change is effective */
1539 XReparentWindow( p_vout->p_sys->p_display,
1540 p_vout->p_sys->p_win->base_window,
1541 DefaultRootWindow( p_vout->p_sys->p_display ),
1544 #ifdef HAVE_XINERAMA
1545 if( XineramaQueryExtension( p_vout->p_sys->p_display, &i_d1, &i_d2 ) &&
1546 XineramaIsActive( p_vout->p_sys->p_display ) )
1548 XineramaScreenInfo *screens; /* infos for xinerama */
1551 msg_Dbg( p_vout, "using XFree Xinerama extension");
1553 #define SCREEN p_vout->p_sys->p_win->i_screen
1555 /* Get Information about Xinerama (num of screens) */
1556 screens = XineramaQueryScreens( p_vout->p_sys->p_display,
1559 SCREEN = config_GetInt( p_vout,
1560 MODULE_STRING "-xineramascreen" );
1562 /* just check that user has entered a good value */
1563 if( SCREEN >= i_num_screens || SCREEN < 0 )
1565 msg_Dbg( p_vout, "requested screen number invalid (%d/%d)", SCREEN, i_num_screens );
1569 /* Get the X/Y upper left corner coordinate of the above screen */
1570 p_vout->p_sys->p_win->i_x = screens[SCREEN].x_org;
1571 p_vout->p_sys->p_win->i_y = screens[SCREEN].y_org;
1573 /* Set the Height/width to the screen resolution */
1574 p_vout->p_sys->p_win->i_width = screens[SCREEN].width;
1575 p_vout->p_sys->p_win->i_height = screens[SCREEN].height;
1585 /* The window wasn't necessarily created at the requested size */
1586 p_vout->p_sys->p_win->i_x = p_vout->p_sys->p_win->i_y = 0;
1588 #ifdef HAVE_XF86VIDMODE
1589 XF86VidModeModeLine mode;
1592 if( XF86VidModeGetModeLine( p_vout->p_sys->p_display,
1593 p_vout->p_sys->i_screen, &i_dummy,
1596 p_vout->p_sys->p_win->i_width = mode.hdisplay;
1597 p_vout->p_sys->p_win->i_height = mode.vdisplay;
1599 /* move cursor to the middle of the window to prevent
1600 * unwanted display move if the display is smaller than the
1602 XWarpPointer( p_vout->p_sys->p_display, None,
1603 p_vout->p_sys->p_win->base_window, 0, 0, 0, 0,
1604 mode.hdisplay / 2 , mode.vdisplay / 2 );
1605 /* force desktop view to upper left corner */
1606 XF86VidModeSetViewPort( p_vout->p_sys->p_display,
1607 p_vout->p_sys->i_screen, 0, 0 );
1612 p_vout->p_sys->p_win->i_width =
1613 DisplayWidth( p_vout->p_sys->p_display,
1614 p_vout->p_sys->i_screen );
1615 p_vout->p_sys->p_win->i_height =
1616 DisplayHeight( p_vout->p_sys->p_display,
1617 p_vout->p_sys->i_screen );
1622 XMoveResizeWindow( p_vout->p_sys->p_display,
1623 p_vout->p_sys->p_win->base_window,
1624 p_vout->p_sys->p_win->i_x,
1625 p_vout->p_sys->p_win->i_y,
1626 p_vout->p_sys->p_win->i_width,
1627 p_vout->p_sys->p_win->i_height );
1631 msg_Dbg( p_vout, "leaving fullscreen mode" );
1633 XReparentWindow( p_vout->p_sys->p_display,
1634 p_vout->p_sys->original_window.video_window,
1635 p_vout->p_sys->original_window.base_window, 0, 0 );
1637 p_vout->p_sys->fullscreen_window.video_window = None;
1638 DestroyWindow( p_vout, &p_vout->p_sys->fullscreen_window );
1639 p_vout->p_sys->p_win = &p_vout->p_sys->original_window;
1641 XMapWindow( p_vout->p_sys->p_display,
1642 p_vout->p_sys->p_win->base_window );
1645 /* Unfortunately, using XSync() here is not enough to ensure the
1646 * window has already been mapped because the XMapWindow() request
1647 * has not necessarily been sent directly to our window (remember,
1648 * the call is first redirected to the window manager) */
1651 XWindowEvent( p_vout->p_sys->p_display,
1652 p_vout->p_sys->p_win->base_window,
1653 StructureNotifyMask, &xevent );
1654 } while( xevent.type != MapNotify );
1656 /* Be careful, this can generate a BadMatch error if the window is not
1657 * already mapped by the server (see above) */
1658 XSetInputFocus(p_vout->p_sys->p_display,
1659 p_vout->p_sys->p_win->base_window,
1663 /* signal that the size needs to be updated */
1664 p_vout->i_changes |= VOUT_SIZE_CHANGE;
1667 /*****************************************************************************
1668 * EnableXScreenSaver: enable screen saver
1669 *****************************************************************************
1670 * This function enables the screen saver on a display after it has been
1671 * disabled by XDisableScreenSaver.
1672 * FIXME: what happens if multiple vlc sessions are running at the same
1674 *****************************************************************************/
1675 static void EnableXScreenSaver( vout_thread_t *p_vout )
1677 #ifdef DPMSINFO_IN_DPMS_H
1681 if( p_vout->p_sys->i_ss_timeout )
1683 XSetScreenSaver( p_vout->p_sys->p_display, p_vout->p_sys->i_ss_timeout,
1684 p_vout->p_sys->i_ss_interval,
1685 p_vout->p_sys->i_ss_blanking,
1686 p_vout->p_sys->i_ss_exposure );
1689 /* Restore DPMS settings */
1690 #ifdef DPMSINFO_IN_DPMS_H
1691 if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
1693 if( p_vout->p_sys->b_ss_dpms )
1695 DPMSEnable( p_vout->p_sys->p_display );
1701 /*****************************************************************************
1702 * DisableXScreenSaver: disable screen saver
1703 *****************************************************************************
1704 * See XEnableXScreenSaver
1705 *****************************************************************************/
1706 static void DisableXScreenSaver( vout_thread_t *p_vout )
1708 #ifdef DPMSINFO_IN_DPMS_H
1712 /* Save screen saver information */
1713 XGetScreenSaver( p_vout->p_sys->p_display, &p_vout->p_sys->i_ss_timeout,
1714 &p_vout->p_sys->i_ss_interval,
1715 &p_vout->p_sys->i_ss_blanking,
1716 &p_vout->p_sys->i_ss_exposure );
1718 /* Disable screen saver */
1719 if( p_vout->p_sys->i_ss_timeout )
1721 XSetScreenSaver( p_vout->p_sys->p_display, 0,
1722 p_vout->p_sys->i_ss_interval,
1723 p_vout->p_sys->i_ss_blanking,
1724 p_vout->p_sys->i_ss_exposure );
1728 #ifdef DPMSINFO_IN_DPMS_H
1729 if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
1732 /* Save DPMS current state */
1733 DPMSInfo( p_vout->p_sys->p_display, &unused,
1734 &p_vout->p_sys->b_ss_dpms );
1735 DPMSDisable( p_vout->p_sys->p_display );
1740 /*****************************************************************************
1741 * CreateCursor: create a blank mouse pointer
1742 *****************************************************************************/
1743 static void CreateCursor( vout_thread_t *p_vout )
1745 XColor cursor_color;
1747 p_vout->p_sys->cursor_pixmap =
1748 XCreatePixmap( p_vout->p_sys->p_display,
1749 DefaultRootWindow( p_vout->p_sys->p_display ),
1752 XParseColor( p_vout->p_sys->p_display,
1753 XCreateColormap( p_vout->p_sys->p_display,
1755 p_vout->p_sys->p_display ),
1757 p_vout->p_sys->p_display,
1758 p_vout->p_sys->i_screen ),
1760 "black", &cursor_color );
1762 p_vout->p_sys->blank_cursor =
1763 XCreatePixmapCursor( p_vout->p_sys->p_display,
1764 p_vout->p_sys->cursor_pixmap,
1765 p_vout->p_sys->cursor_pixmap,
1766 &cursor_color, &cursor_color, 1, 1 );
1769 /*****************************************************************************
1770 * DestroyCursor: destroy the blank mouse pointer
1771 *****************************************************************************/
1772 static void DestroyCursor( vout_thread_t *p_vout )
1774 XFreePixmap( p_vout->p_sys->p_display, p_vout->p_sys->cursor_pixmap );
1777 /*****************************************************************************
1778 * ToggleCursor: hide or show the mouse pointer
1779 *****************************************************************************
1780 * This function hides the X pointer if it is visible by setting the pointer
1781 * sprite to a blank one. To show it again, we disable the sprite.
1782 *****************************************************************************/
1783 static void ToggleCursor( vout_thread_t *p_vout )
1785 if( p_vout->p_sys->b_mouse_pointer_visible )
1787 XDefineCursor( p_vout->p_sys->p_display,
1788 p_vout->p_sys->p_win->base_window,
1789 p_vout->p_sys->blank_cursor );
1790 p_vout->p_sys->b_mouse_pointer_visible = 0;
1794 XUndefineCursor( p_vout->p_sys->p_display,
1795 p_vout->p_sys->p_win->base_window );
1796 p_vout->p_sys->b_mouse_pointer_visible = 1;
1800 #ifdef MODULE_NAME_IS_xvideo
1801 /*****************************************************************************
1802 * XVideoGetPort: get YUV12 port
1803 *****************************************************************************/
1804 static int XVideoGetPort( vout_thread_t *p_vout,
1805 vlc_fourcc_t i_chroma, vlc_fourcc_t *pi_newchroma )
1807 XvAdaptorInfo *p_adaptor;
1809 int i_adaptor, i_num_adaptors, i_requested_adaptor;
1810 int i_selected_port;
1812 switch( XvQueryExtension( p_vout->p_sys->p_display, &i, &i, &i, &i, &i ) )
1817 case XvBadExtension:
1818 msg_Warn( p_vout, "XvBadExtension" );
1822 msg_Warn( p_vout, "XvBadAlloc" );
1826 msg_Warn( p_vout, "XvQueryExtension failed" );
1830 switch( XvQueryAdaptors( p_vout->p_sys->p_display,
1831 DefaultRootWindow( p_vout->p_sys->p_display ),
1832 &i_num_adaptors, &p_adaptor ) )
1837 case XvBadExtension:
1838 msg_Warn( p_vout, "XvBadExtension for XvQueryAdaptors" );
1842 msg_Warn( p_vout, "XvBadAlloc for XvQueryAdaptors" );
1846 msg_Warn( p_vout, "XvQueryAdaptors failed" );
1850 i_selected_port = -1;
1851 i_requested_adaptor = config_GetInt( p_vout, "xvideo-adaptor" );
1853 for( i_adaptor = 0; i_adaptor < i_num_adaptors; ++i_adaptor )
1855 XvImageFormatValues *p_formats;
1856 int i_format, i_num_formats;
1859 /* If we requested an adaptor and it's not this one, we aren't
1861 if( i_requested_adaptor != -1 && i_adaptor != i_requested_adaptor )
1866 /* If the adaptor doesn't have the required properties, skip it */
1867 if( !( p_adaptor[ i_adaptor ].type & XvInputMask ) ||
1868 !( p_adaptor[ i_adaptor ].type & XvImageMask ) )
1873 /* Check that adaptor supports our requested format... */
1874 p_formats = XvListImageFormats( p_vout->p_sys->p_display,
1875 p_adaptor[i_adaptor].base_id,
1879 i_format < i_num_formats && ( i_selected_port == -1 );
1882 XvAttribute *p_attr;
1883 int i_attr, i_num_attributes;
1885 /* If this is not the format we want, or at least a
1886 * similar one, forget it */
1887 if( !vout_ChromaCmp( p_formats[ i_format ].id, i_chroma ) )
1892 /* Look for the first available port supporting this format */
1893 for( i_port = p_adaptor[i_adaptor].base_id;
1894 ( i_port < (int)(p_adaptor[i_adaptor].base_id
1895 + p_adaptor[i_adaptor].num_ports) )
1896 && ( i_selected_port == -1 );
1899 if( XvGrabPort( p_vout->p_sys->p_display, i_port, CurrentTime )
1902 i_selected_port = i_port;
1903 *pi_newchroma = p_formats[ i_format ].id;
1907 /* If no free port was found, forget it */
1908 if( i_selected_port == -1 )
1913 /* If we found a port, print information about it */
1914 msg_Dbg( p_vout, "adaptor %i, port %i, format 0x%x (%4.4s) %s",
1915 i_adaptor, i_selected_port, p_formats[ i_format ].id,
1916 (char *)&p_formats[ i_format ].id,
1917 ( p_formats[ i_format ].format == XvPacked ) ?
1918 "packed" : "planar" );
1920 /* Make sure XV_AUTOPAINT_COLORKEY is set */
1921 p_attr = XvQueryPortAttributes( p_vout->p_sys->p_display,
1923 &i_num_attributes );
1925 for( i_attr = 0; i_attr < i_num_attributes; i_attr++ )
1927 if( !strcmp( p_attr[i_attr].name, "XV_AUTOPAINT_COLORKEY" ) )
1929 const Atom autopaint =
1930 XInternAtom( p_vout->p_sys->p_display,
1931 "XV_AUTOPAINT_COLORKEY", False );
1932 XvSetPortAttribute( p_vout->p_sys->p_display,
1933 i_selected_port, autopaint, 1 );
1938 if( p_attr != NULL )
1944 if( p_formats != NULL )
1951 if( i_num_adaptors > 0 )
1953 XvFreeAdaptorInfo( p_adaptor );
1956 if( i_selected_port == -1 )
1958 int i_chroma_tmp = X112VLC_FOURCC( i_chroma );
1959 if( i_requested_adaptor == -1 )
1961 msg_Warn( p_vout, "no free XVideo port found for format "
1962 "0x%.8x (%4.4s)", i_chroma_tmp, (char*)&i_chroma_tmp );
1966 msg_Warn( p_vout, "XVideo adaptor %i does not have a free "
1967 "XVideo port for format 0x%.8x (%4.4s)",
1968 i_requested_adaptor, i_chroma_tmp, (char*)&i_chroma_tmp );
1972 return i_selected_port;
1975 /*****************************************************************************
1976 * XVideoReleasePort: release YUV12 port
1977 *****************************************************************************/
1978 static void XVideoReleasePort( vout_thread_t *p_vout, int i_port )
1980 XvUngrabPort( p_vout->p_sys->p_display, i_port, CurrentTime );
1984 /*****************************************************************************
1985 * InitDisplay: open and initialize X11 device
1986 *****************************************************************************
1987 * Create a window according to video output given size, and set other
1988 * properties according to the display properties.
1989 *****************************************************************************/
1990 static int InitDisplay( vout_thread_t *p_vout )
1992 #ifdef MODULE_NAME_IS_x11
1993 XPixmapFormatValues * p_formats; /* pixmap formats */
1994 XVisualInfo * p_xvisual; /* visuals information */
1995 XVisualInfo xvisual_template; /* visual template */
1996 int i_count; /* array size */
1999 #ifdef HAVE_SYS_SHM_H
2000 p_vout->p_sys->b_shm = 0;
2002 if( config_GetInt( p_vout, MODULE_STRING "-shm" ) )
2005 /* FIXME: As of 2001-03-16, XFree4 for MacOS X does not support Xshm */
2007 p_vout->p_sys->b_shm =
2008 ( XShmQueryExtension( p_vout->p_sys->p_display ) == True );
2011 if( !p_vout->p_sys->b_shm )
2013 msg_Warn( p_vout, "XShm video extension is unavailable" );
2018 msg_Dbg( p_vout, "disabling XShm video extension" );
2022 msg_Warn( p_vout, "XShm video extension is unavailable" );
2026 #ifdef MODULE_NAME_IS_xvideo
2027 /* XXX The brightness and contrast values should be read from environment
2028 * XXX variables... */
2030 XVideoSetAttribute( p_vout, "XV_BRIGHTNESS", 0.5 );
2031 XVideoSetAttribute( p_vout, "XV_CONTRAST", 0.5 );
2035 #ifdef MODULE_NAME_IS_x11
2036 /* Initialize structure */
2037 p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );
2039 /* Get screen depth */
2040 p_vout->p_sys->i_screen_depth = XDefaultDepth( p_vout->p_sys->p_display,
2041 p_vout->p_sys->i_screen );
2042 switch( p_vout->p_sys->i_screen_depth )
2046 * Screen depth is 8bpp. Use PseudoColor visual with private colormap.
2048 xvisual_template.screen = p_vout->p_sys->i_screen;
2049 xvisual_template.class = DirectColor;
2050 p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2051 VisualScreenMask | VisualClassMask,
2052 &xvisual_template, &i_count );
2053 if( p_xvisual == NULL )
2055 msg_Err( p_vout, "no PseudoColor visual available" );
2056 return VLC_EGENERIC;
2058 p_vout->p_sys->i_bytes_per_pixel = 1;
2059 p_vout->output.pf_setpalette = SetPalette;
2066 * Screen depth is higher than 8bpp. TrueColor visual is used.
2068 xvisual_template.screen = p_vout->p_sys->i_screen;
2069 xvisual_template.class = TrueColor;
2070 /* In some cases, we get a truecolor class adaptor that has a different
2071 color depth. So try to get a real true color one first */
2072 xvisual_template.depth = p_vout->p_sys->i_screen_depth;
2074 p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2075 VisualScreenMask | VisualClassMask |
2077 &xvisual_template, &i_count );
2078 if( p_xvisual == NULL )
2080 msg_Warn( p_vout, "No screen matching the required color depth" );
2081 p_xvisual = XGetVisualInfo( p_vout->p_sys->p_display,
2082 VisualScreenMask | VisualClassMask,
2083 &xvisual_template, &i_count );
2084 if( p_xvisual == NULL )
2087 msg_Err( p_vout, "no TrueColor visual available" );
2088 return VLC_EGENERIC;
2092 p_vout->output.i_rmask = p_xvisual->red_mask;
2093 p_vout->output.i_gmask = p_xvisual->green_mask;
2094 p_vout->output.i_bmask = p_xvisual->blue_mask;
2096 /* There is no difference yet between 3 and 4 Bpp. The only way
2097 * to find the actual number of bytes per pixel is to list supported
2098 * pixmap formats. */
2099 p_formats = XListPixmapFormats( p_vout->p_sys->p_display, &i_count );
2100 p_vout->p_sys->i_bytes_per_pixel = 0;
2102 for( ; i_count-- ; p_formats++ )
2104 /* Under XFree4.0, the list contains pixmap formats available
2105 * through all video depths ; so we have to check against current
2107 if( p_formats->depth == (int)p_vout->p_sys->i_screen_depth )
2109 if( p_formats->bits_per_pixel / 8
2110 > (int)p_vout->p_sys->i_bytes_per_pixel )
2112 p_vout->p_sys->i_bytes_per_pixel =
2113 p_formats->bits_per_pixel / 8;
2119 p_vout->p_sys->p_visual = p_xvisual->visual;
2126 #ifdef HAVE_SYS_SHM_H
2127 /*****************************************************************************
2128 * CreateShmImage: create an XImage or XvImage using shared memory extension
2129 *****************************************************************************
2130 * Prepare an XImage or XvImage for display function.
2131 * The order of the operations respects the recommandations of the mit-shm
2132 * document by J.Corbet and K.Packard. Most of the parameters were copied from
2133 * there. See http://ftp.xfree86.org/pub/XFree86/4.0/doc/mit-shm.TXT
2134 *****************************************************************************/
2135 static IMAGE_TYPE * CreateShmImage( vout_thread_t *p_vout,
2136 Display* p_display, EXTRA_ARGS_SHM,
2137 int i_width, int i_height )
2139 IMAGE_TYPE *p_image;
2142 /* Create XImage / XvImage */
2143 #ifdef MODULE_NAME_IS_xvideo
2145 /* Make sure the buffer is aligned to multiple of 16 */
2146 i_height = ( i_height + 15 ) >> 4 << 4;
2147 i_width = ( i_width + 15 ) >> 4 << 4;
2149 p_image = XvShmCreateImage( p_display, i_xvport, i_chroma, 0,
2150 i_width, i_height, p_shm );
2152 p_image = XShmCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2153 p_shm, i_width, i_height );
2155 if( p_image == NULL )
2157 msg_Err( p_vout, "image creation failed" );
2161 /* Allocate shared memory segment - 0776 set the access permission
2162 * rights (like umask), they are not yet supported by all X servers */
2163 p_shm->shmid = shmget( IPC_PRIVATE, DATA_SIZE(p_image), IPC_CREAT | 0776 );
2164 if( p_shm->shmid < 0 )
2166 msg_Err( p_vout, "cannot allocate shared image data (%s)",
2167 strerror( errno ) );
2168 IMAGE_FREE( p_image );
2172 /* Attach shared memory segment to process (read/write) */
2173 p_shm->shmaddr = p_image->data = shmat( p_shm->shmid, 0, 0 );
2174 if(! p_shm->shmaddr )
2176 msg_Err( p_vout, "cannot attach shared memory (%s)",
2178 IMAGE_FREE( p_image );
2179 shmctl( p_shm->shmid, IPC_RMID, 0 );
2183 /* Read-only data. We won't be using XShmGetImage */
2184 p_shm->readOnly = True;
2186 /* Attach shared memory segment to X server */
2187 XSynchronize( p_display, True );
2189 result = XShmAttach( p_display, p_shm );
2190 if( result == False || !b_shm )
2192 msg_Err( p_vout, "cannot attach shared memory to X server" );
2193 IMAGE_FREE( p_image );
2194 shmctl( p_shm->shmid, IPC_RMID, 0 );
2195 shmdt( p_shm->shmaddr );
2198 XSynchronize( p_display, False );
2200 /* Send image to X server. This instruction is required, since having
2201 * built a Shm XImage and not using it causes an error on XCloseDisplay,
2202 * and remember NOT to use XFlush ! */
2203 XSync( p_display, False );
2206 /* Mark the shm segment to be removed when there are no more
2207 * attachements, so it is automatic on process exit or after shmdt */
2208 shmctl( p_shm->shmid, IPC_RMID, 0 );
2215 /*****************************************************************************
2216 * CreateImage: create an XImage or XvImage
2217 *****************************************************************************
2218 * Create a simple image used as a buffer.
2219 *****************************************************************************/
2220 static IMAGE_TYPE * CreateImage( vout_thread_t *p_vout,
2221 Display *p_display, EXTRA_ARGS,
2222 int i_width, int i_height )
2224 byte_t * p_data; /* image data storage zone */
2225 IMAGE_TYPE *p_image;
2226 #ifdef MODULE_NAME_IS_x11
2227 int i_quantum; /* XImage quantum (see below) */
2228 int i_bytes_per_line;
2231 /* Allocate memory for image */
2232 #ifdef MODULE_NAME_IS_xvideo
2234 /* Make sure the buffer is aligned to multiple of 16 */
2235 i_height = ( i_height + 15 ) >> 4 << 4;
2236 i_width = ( i_width + 15 ) >> 4 << 4;
2238 p_data = (byte_t *) malloc( i_width * i_height * i_bits_per_pixel / 8 );
2239 #elif defined(MODULE_NAME_IS_x11)
2240 i_bytes_per_line = i_width * i_bytes_per_pixel;
2241 p_data = (byte_t *) malloc( i_bytes_per_line * i_height );
2245 msg_Err( p_vout, "out of memory" );
2249 #ifdef MODULE_NAME_IS_x11
2250 /* Optimize the quantum of a scanline regarding its size - the quantum is
2251 a diviser of the number of bits between the start of two scanlines. */
2252 if( i_bytes_per_line & 0xf )
2256 else if( i_bytes_per_line & 0x10 )
2266 /* Create XImage. p_data will be automatically freed */
2267 #ifdef MODULE_NAME_IS_xvideo
2268 p_image = XvCreateImage( p_display, i_xvport, i_chroma,
2269 p_data, i_width, i_height );
2270 #elif defined(MODULE_NAME_IS_x11)
2271 p_image = XCreateImage( p_display, p_visual, i_depth, ZPixmap, 0,
2272 p_data, i_width, i_height, i_quantum, 0 );
2274 if( p_image == NULL )
2276 msg_Err( p_vout, "XCreateImage() failed" );
2284 /*****************************************************************************
2285 * X11ErrorHandler: replace error handler so we can intercept some of them
2286 *****************************************************************************/
2287 static int X11ErrorHandler( Display * display, XErrorEvent * event )
2289 /* Ingnore errors on XSetInputFocus()
2290 * (they happen when a window is not yet mapped) */
2291 if( event->request_code == X_SetInputFocus )
2293 fprintf(stderr, "XSetInputFocus failed\n");
2297 if( event->request_code == 150 /* MIT-SHM */ &&
2298 event->minor_code == X_ShmAttach )
2300 fprintf(stderr, "XShmAttach failed\n");
2305 XSetErrorHandler(NULL);
2306 return (XSetErrorHandler(X11ErrorHandler))( display, event );
2309 #ifdef MODULE_NAME_IS_x11
2310 /*****************************************************************************
2311 * SetPalette: sets an 8 bpp palette
2312 *****************************************************************************
2313 * This function sets the palette given as an argument. It does not return
2314 * anything, but could later send information on which colors it was unable
2316 *****************************************************************************/
2317 static void SetPalette( vout_thread_t *p_vout,
2318 uint16_t *red, uint16_t *green, uint16_t *blue )
2321 XColor p_colors[255];
2323 /* allocate palette */
2324 for( i = 0; i < 255; i++ )
2326 /* kludge: colors are indexed reversely because color 255 seems
2327 * to be reserved for black even if we try to set it to white */
2328 p_colors[ i ].pixel = 255 - i;
2329 p_colors[ i ].pad = 0;
2330 p_colors[ i ].flags = DoRed | DoGreen | DoBlue;
2331 p_colors[ i ].red = red[ 255 - i ];
2332 p_colors[ i ].blue = blue[ 255 - i ];
2333 p_colors[ i ].green = green[ 255 - i ];
2336 XStoreColors( p_vout->p_sys->p_display,
2337 p_vout->p_sys->colormap, p_colors, 255 );
2341 /*****************************************************************************
2342 * Control: control facility for the vout
2343 *****************************************************************************/
2344 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
2347 unsigned int i_width, i_height;
2348 unsigned int *pi_width, *pi_height;
2354 if( p_vout->p_sys->p_win->owner_window )
2355 return vout_ControlWindow( p_vout,
2356 (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
2358 pi_width = va_arg( args, unsigned int * );
2359 pi_height = va_arg( args, unsigned int * );
2361 vlc_mutex_lock( &p_vout->p_sys->lock );
2362 *pi_width = p_vout->p_sys->p_win->i_width;
2363 *pi_height = p_vout->p_sys->p_win->i_height;
2364 vlc_mutex_unlock( &p_vout->p_sys->lock );
2368 if( p_vout->p_sys->p_win->owner_window )
2369 return vout_ControlWindow( p_vout,
2370 (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
2372 vlc_mutex_lock( &p_vout->p_sys->lock );
2374 i_width = va_arg( args, unsigned int );
2375 i_height = va_arg( args, unsigned int );
2376 if( !i_width ) i_width = p_vout->i_window_width;
2377 if( !i_height ) i_height = p_vout->i_window_height;
2379 /* Update dimensions */
2380 XResizeWindow( p_vout->p_sys->p_display,
2381 p_vout->p_sys->p_win->base_window,
2382 i_width, i_height );
2384 vlc_mutex_unlock( &p_vout->p_sys->lock );
2388 vlc_mutex_lock( &p_vout->p_sys->lock );
2389 XUnmapWindow( p_vout->p_sys->p_display,
2390 p_vout->p_sys->original_window.base_window );
2391 vlc_mutex_unlock( &p_vout->p_sys->lock );
2395 vlc_mutex_lock( &p_vout->p_sys->lock );
2396 d = (Drawable)va_arg( args, int );
2398 XReparentWindow( p_vout->p_sys->p_display,
2399 p_vout->p_sys->original_window.base_window,
2400 DefaultRootWindow( p_vout->p_sys->p_display ),
2403 XReparentWindow( p_vout->p_sys->p_display,
2404 p_vout->p_sys->original_window.base_window,
2407 XSync( p_vout->p_sys->p_display, False );
2408 p_vout->p_sys->original_window.owner_window = 0;
2409 vlc_mutex_unlock( &p_vout->p_sys->lock );
2410 return vout_vaControlDefault( p_vout, i_query, args );
2412 case VOUT_SET_STAY_ON_TOP:
2413 if( p_vout->p_sys->p_win->owner_window )
2414 return vout_ControlWindow( p_vout,
2415 (void *)p_vout->p_sys->p_win->owner_window, i_query, args);
2417 b_arg = va_arg( args, vlc_bool_t );
2418 vlc_mutex_lock( &p_vout->p_sys->lock );
2419 WindowOnTop( p_vout, b_arg );
2420 vlc_mutex_unlock( &p_vout->p_sys->lock );
2424 return vout_vaControlDefault( p_vout, i_query, args );
2428 /*****************************************************************************
2429 * TestNetWMSupport: tests for Extended Window Manager Hints support
2430 *****************************************************************************/
2431 static void TestNetWMSupport( vout_thread_t *p_vout )
2433 int i_ret, i_format;
2434 unsigned long i, i_items, i_bytesafter;
2435 Atom net_wm_supported;
2436 union { Atom *p_atom; unsigned char *p_char; } p_args;
2438 p_args.p_atom = NULL;
2440 p_vout->p_sys->b_net_wm_state_fullscreen = VLC_FALSE;
2441 p_vout->p_sys->b_net_wm_state_above = VLC_FALSE;
2442 p_vout->p_sys->b_net_wm_state_below = VLC_FALSE;
2443 p_vout->p_sys->b_net_wm_state_stays_on_top = VLC_FALSE;
2446 XInternAtom( p_vout->p_sys->p_display, "_NET_SUPPORTED", False );
2448 i_ret = XGetWindowProperty( p_vout->p_sys->p_display,
2449 DefaultRootWindow( p_vout->p_sys->p_display ),
2451 0, 16384, False, AnyPropertyType,
2453 &i_format, &i_items, &i_bytesafter,
2454 (unsigned char **)&p_args );
2456 if( i_ret != Success || i_items == 0 ) return;
2458 msg_Dbg( p_vout, "Window manager supports NetWM" );
2460 p_vout->p_sys->net_wm_state =
2461 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE", False );
2462 p_vout->p_sys->net_wm_state_fullscreen =
2463 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_FULLSCREEN",
2465 p_vout->p_sys->net_wm_state_above =
2466 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_ABOVE", False );
2467 p_vout->p_sys->net_wm_state_below =
2468 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_BELOW", False );
2469 p_vout->p_sys->net_wm_state_stays_on_top =
2470 XInternAtom( p_vout->p_sys->p_display, "_NET_WM_STATE_STAYS_ON_TOP",
2473 for( i = 0; i < i_items; i++ )
2475 if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_fullscreen )
2478 "Window manager supports _NET_WM_STATE_FULLSCREEN" );
2479 p_vout->p_sys->b_net_wm_state_fullscreen = VLC_TRUE;
2481 else if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_above )
2483 msg_Dbg( p_vout, "Window manager supports _NET_WM_STATE_ABOVE" );
2484 p_vout->p_sys->b_net_wm_state_above = VLC_TRUE;
2486 else if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_below )
2488 msg_Dbg( p_vout, "Window manager supports _NET_WM_STATE_BELOW" );
2489 p_vout->p_sys->b_net_wm_state_below = VLC_TRUE;
2491 else if( p_args.p_atom[i] == p_vout->p_sys->net_wm_state_stays_on_top )
2494 "Window manager supports _NET_WM_STATE_STAYS_ON_TOP" );
2495 p_vout->p_sys->b_net_wm_state_stays_on_top = VLC_TRUE;
2499 XFree( p_args.p_atom );
2502 /*****************************************************************************
2503 * Key events handling
2504 *****************************************************************************/
2510 } x11keys_to_vlckeys[] =
2512 { XK_F1, KEY_F1 }, { XK_F2, KEY_F2 }, { XK_F3, KEY_F3 }, { XK_F4, KEY_F4 },
2513 { XK_F5, KEY_F5 }, { XK_F6, KEY_F6 }, { XK_F7, KEY_F7 }, { XK_F8, KEY_F8 },
2514 { XK_F9, KEY_F9 }, { XK_F10, KEY_F10 }, { XK_F11, KEY_F11 },
2515 { XK_F12, KEY_F12 },
2517 { XK_Return, KEY_ENTER },
2518 { XK_KP_Enter, KEY_ENTER },
2519 { XK_space, KEY_SPACE },
2520 { XK_Escape, KEY_ESC },
2522 { XK_Menu, KEY_MENU },
2523 { XK_Left, KEY_LEFT },
2524 { XK_Right, KEY_RIGHT },
2526 { XK_Down, KEY_DOWN },
2528 { XK_Home, KEY_HOME },
2529 { XK_End, KEY_END },
2530 { XK_Page_Up, KEY_PAGEUP },
2531 { XK_Page_Down, KEY_PAGEDOWN },
2533 { XK_Insert, KEY_INSERT },
2534 { XK_Delete, KEY_DELETE },
2539 static int ConvertKey( int i_key )
2543 for( i = 0; x11keys_to_vlckeys[i].i_x11key != 0; i++ )
2545 if( x11keys_to_vlckeys[i].i_x11key == i_key )
2547 return x11keys_to_vlckeys[i].i_vlckey;
2554 /*****************************************************************************
2555 * WindowOnTop: Switches the "always on top" state of the video window.
2556 *****************************************************************************/
2557 static int WindowOnTop( vout_thread_t *p_vout, vlc_bool_t b_on_top )
2559 if( p_vout->p_sys->b_net_wm_state_stays_on_top )
2561 XClientMessageEvent event;
2563 memset( &event, 0, sizeof( XClientMessageEvent ) );
2565 event.type = ClientMessage;
2566 event.message_type = p_vout->p_sys->net_wm_state;
2567 event.display = p_vout->p_sys->p_display;
2568 event.window = p_vout->p_sys->p_win->base_window;
2570 event.data.l[ 0 ] = b_on_top; /* set property */
2571 event.data.l[ 1 ] = p_vout->p_sys->net_wm_state_stays_on_top;
2573 XSendEvent( p_vout->p_sys->p_display,
2574 DefaultRootWindow( p_vout->p_sys->p_display ),
2575 False, SubstructureRedirectMask,