xcommon.c 81.8 KB
Newer Older
1
2
3
4
/*****************************************************************************
 * xcommon.c: Functions common to the X11 and XVideo plugins
 *****************************************************************************
 * Copyright (C) 1998-2001 VideoLAN
5
 * $Id$
6
7
 *
 * Authors: Vincent Seguin <seguin@via.ecp.fr>
8
 *          Sam Hocevar <sam@zoy.org>
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
 *          David Kennedy <dkennedy@tinytoad.com>
 *          Gildas Bazin <gbazin@netcourrier.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
 *****************************************************************************/

/*****************************************************************************
 * Preamble
 *****************************************************************************/
#include <errno.h>                                                 /* ENOMEM */
#include <stdlib.h>                                                /* free() */
#include <string.h>                                            /* strerror() */

#include <vlc/vlc.h>
#include <vlc/intf.h>
#include <vlc/vout.h>
gbazin's avatar
   
gbazin committed
37
#include <vlc_keys.h>
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54

#ifdef HAVE_MACHINE_PARAM_H
    /* BSD */
#   include <machine/param.h>
#   include <sys/types.h>                                  /* typedef ushort */
#   include <sys/ipc.h>
#endif

#ifndef WIN32
#   include <netinet/in.h>                            /* BSD: struct in_addr */
#endif

#ifdef HAVE_SYS_SHM_H
#   include <sys/shm.h>                                /* shmget(), shmctl() */
#endif

#include <X11/Xlib.h>
55
#include <X11/Xmd.h>
56
57
58
59
60
61
62
63
64
65
66
67
68
69
#include <X11/Xutil.h>
#include <X11/keysym.h>
#ifdef HAVE_SYS_SHM_H
#   include <X11/extensions/XShm.h>
#endif
#ifdef DPMSINFO_IN_DPMS_H
#   include <X11/extensions/dpms.h>
#endif

#ifdef MODULE_NAME_IS_xvideo
#   include <X11/extensions/Xv.h>
#   include <X11/extensions/Xvlib.h>
#endif

gbazin's avatar
   
gbazin committed
70
71
72
73
#ifdef HAVE_XINERAMA
#   include <X11/extensions/Xinerama.h>
#endif

74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
#include "xcommon.h"

/*****************************************************************************
 * Local prototypes
 *****************************************************************************/
int  E_(Activate)   ( vlc_object_t * );
void E_(Deactivate) ( vlc_object_t * );

static int  InitVideo      ( vout_thread_t * );
static void EndVideo       ( vout_thread_t * );
static void DisplayVideo   ( vout_thread_t *, picture_t * );
static int  ManageVideo    ( vout_thread_t * );

static int  InitDisplay    ( vout_thread_t * );

static int  CreateWindow   ( vout_thread_t *, x11_window_t * );
static void DestroyWindow  ( vout_thread_t *, x11_window_t * );

static int  NewPicture     ( vout_thread_t *, picture_t * );
static void FreePicture    ( vout_thread_t *, picture_t * );

95
static IMAGE_TYPE *CreateImage    ( vout_thread_t *,
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
                                    Display *, EXTRA_ARGS, int, int );
#ifdef HAVE_SYS_SHM_H
static IMAGE_TYPE *CreateShmImage ( vout_thread_t *,
                                    Display *, EXTRA_ARGS_SHM, int, int );
#endif

static void ToggleFullScreen      ( vout_thread_t * );

static void EnableXScreenSaver    ( vout_thread_t * );
static void DisableXScreenSaver   ( vout_thread_t * );

static void CreateCursor   ( vout_thread_t * );
static void DestroyCursor  ( vout_thread_t * );
static void ToggleCursor   ( vout_thread_t * );

#ifdef MODULE_NAME_IS_xvideo
static int  XVideoGetPort    ( vout_thread_t *, vlc_fourcc_t, vlc_fourcc_t * );
static void XVideoReleasePort( vout_thread_t *, int );
#endif

#ifdef MODULE_NAME_IS_x11
117
118
static void SetPalette     ( vout_thread_t *,
                             uint16_t *, uint16_t *, uint16_t * );
119
120
#endif

gbazin's avatar
   
gbazin committed
121
static void TestNetWMSupport( vout_thread_t * );
gbazin's avatar
   
gbazin committed
122
123
static int ConvertKey( int );

gbazin's avatar
   
gbazin committed
124
125
126
127
/* Object variables callbacks */
static int OnTopCallback( vlc_object_t *, char const *,
                          vlc_value_t, vlc_value_t, void * );

128
129
130
131
132
133
134
135
136
137
/*****************************************************************************
 * Activate: allocate X11 video thread output method
 *****************************************************************************
 * This function allocate and initialize a X11 vout method. It uses some of the
 * vout properties to choose the window size, and change them according to the
 * actual properties of the display.
 *****************************************************************************/
int E_(Activate) ( vlc_object_t *p_this )
{
    vout_thread_t *p_vout = (vout_thread_t *)p_this;
gbazin's avatar
   
gbazin committed
138
139
140
    char *        psz_display;
     vlc_value_t  val, text;

141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
#ifdef MODULE_NAME_IS_xvideo
    char *       psz_chroma;
    vlc_fourcc_t i_chroma = 0;
    vlc_bool_t   b_chroma = 0;
#endif

    p_vout->pf_init = InitVideo;
    p_vout->pf_end = EndVideo;
    p_vout->pf_manage = ManageVideo;
    p_vout->pf_render = NULL;
    p_vout->pf_display = DisplayVideo;

    /* Allocate structure */
    p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
    if( p_vout->p_sys == NULL )
    {
        msg_Err( p_vout, "out of memory" );
158
        return VLC_ENOMEM;
159
160
    }

161
    /* Open display, using the "display" config variable or the DISPLAY
162
163
164
165
166
167
168
169
170
171
172
     * environment variable */
    psz_display = config_GetPsz( p_vout, MODULE_STRING "-display" );

    p_vout->p_sys->p_display = XOpenDisplay( psz_display );

    if( p_vout->p_sys->p_display == NULL )                          /* error */
    {
        msg_Err( p_vout, "cannot open display %s",
                         XDisplayName( psz_display ) );
        free( p_vout->p_sys );
        if( psz_display ) free( psz_display );
173
        return VLC_EGENERIC;
174
175
176
177
178
179
180
181
182
183
184
185
    }
    if( psz_display ) free( psz_display );

    /* Get a screen ID matching the XOpenDisplay return value */
    p_vout->p_sys->i_screen = DefaultScreen( p_vout->p_sys->p_display );

#ifdef MODULE_NAME_IS_xvideo
    psz_chroma = config_GetPsz( p_vout, "xvideo-chroma" );
    if( psz_chroma )
    {
        if( strlen( psz_chroma ) >= 4 )
        {
186
187
188
            /* Do not use direct assignment because we are not sure of the
             * alignment. */
            memcpy(&i_chroma, psz_chroma, 4);
189
190
191
192
193
194
195
196
            b_chroma = 1;
        }

        free( psz_chroma );
    }

    if( b_chroma )
    {
197
        msg_Dbg( p_vout, "forcing chroma 0x%.8x (%4.4s)",
198
199
200
201
202
203
204
205
                 i_chroma, (char*)&i_chroma );
    }
    else
    {
        i_chroma = p_vout->render.i_chroma;
    }

    /* Check that we have access to an XVideo port providing this chroma */
206
    p_vout->p_sys->i_xvport = XVideoGetPort( p_vout, VLC2X11_FOURCC(i_chroma),
207
208
209
210
                                             &p_vout->output.i_chroma );
    if( p_vout->p_sys->i_xvport < 0 )
    {
        /* If a specific chroma format was requested, then we don't try to
211
         * be cleverer than the user. He knew pretty well what he wanted. */
212
213
214
215
        if( b_chroma )
        {
            XCloseDisplay( p_vout->p_sys->p_display );
            free( p_vout->p_sys );
216
            return VLC_EGENERIC;
217
218
219
220
221
222
        }

        /* It failed, but it's not completely lost ! We try to open an
         * XVideo port for an YUY2 picture. We'll need to do an YUV
         * conversion, but at least it has got scaling. */
        p_vout->p_sys->i_xvport =
223
                        XVideoGetPort( p_vout, X11_FOURCC('Y','U','Y','2'),
224
225
226
227
228
229
230
                                               &p_vout->output.i_chroma );
        if( p_vout->p_sys->i_xvport < 0 )
        {
            /* It failed, but it's not completely lost ! We try to open an
             * XVideo port for a simple 16bpp RGB picture. We'll need to do
             * an YUV conversion, but at least it has got scaling. */
            p_vout->p_sys->i_xvport =
231
                            XVideoGetPort( p_vout, X11_FOURCC('R','V','1','6'),
232
233
234
235
236
                                                   &p_vout->output.i_chroma );
            if( p_vout->p_sys->i_xvport < 0 )
            {
                XCloseDisplay( p_vout->p_sys->p_display );
                free( p_vout->p_sys );
237
                return VLC_EGENERIC;
238
239
240
            }
        }
    }
241
    p_vout->output.i_chroma = X112VLC_FOURCC(p_vout->output.i_chroma);
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
#endif

    /* Create blank cursor (for mouse cursor autohiding) */
    p_vout->p_sys->i_time_mouse_last_moved = mdate();
    p_vout->p_sys->b_mouse_pointer_visible = 1;
    CreateCursor( p_vout );

    /* Set main window's size */
    p_vout->p_sys->original_window.i_width = p_vout->i_window_width;
    p_vout->p_sys->original_window.i_height = p_vout->i_window_height;

    /* Spawn base window - this window will include the video output window,
     * but also command buttons, subtitles and other indicators */
    if( CreateWindow( p_vout, &p_vout->p_sys->original_window ) )
    {
        msg_Err( p_vout, "cannot create X11 window" );
        DestroyCursor( p_vout );
        XCloseDisplay( p_vout->p_sys->p_display );
        free( p_vout->p_sys );
261
        return VLC_EGENERIC;
262
263
264
265
266
267
268
269
270
271
    }

    /* Open and initialize device. */
    if( InitDisplay( p_vout ) )
    {
        msg_Err( p_vout, "cannot initialize X11 display" );
        DestroyCursor( p_vout );
        DestroyWindow( p_vout, &p_vout->p_sys->original_window );
        XCloseDisplay( p_vout->p_sys->p_display );
        free( p_vout->p_sys );
272
        return VLC_EGENERIC;
273
274
275
276
277
278
279
280
281
    }

    /* Disable screen saver */
    DisableXScreenSaver( p_vout );

    /* Misc init */
    p_vout->p_sys->b_altfullscreen = 0;
    p_vout->p_sys->i_time_button_last_pressed = 0;

gbazin's avatar
   
gbazin committed
282
283
    TestNetWMSupport( p_vout );

gbazin's avatar
   
gbazin committed
284
    /* Add a variable to indicate if the window should be on top of others */
285
    var_Create( p_vout, "video-on-top", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
gbazin's avatar
   
gbazin committed
286
287
288
289
290
291
292
    text.psz_string = _("Always on top");
    var_Change( p_vout, "video-on-top", VLC_VAR_SETTEXT, &text, NULL );
    var_AddCallback( p_vout, "video-on-top", OnTopCallback, NULL );
    /* Trigger a callback right now */
    var_Get( p_vout, "video-on-top", &val );
    var_Set( p_vout, "video-on-top", val );

293
    return VLC_SUCCESS;
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
}

/*****************************************************************************
 * Deactivate: destroy X11 video thread output method
 *****************************************************************************
 * Terminate an output method created by Open
 *****************************************************************************/
void E_(Deactivate) ( vlc_object_t *p_this )
{
    vout_thread_t *p_vout = (vout_thread_t *)p_this;

    /* If the fullscreen window is still open, close it */
    if( p_vout->b_fullscreen )
    {
        ToggleFullScreen( p_vout );
    }

    /* Restore cursor if it was blanked */
    if( !p_vout->p_sys->b_mouse_pointer_visible )
    {
        ToggleCursor( p_vout );
    }

#ifdef MODULE_NAME_IS_x11
    /* Destroy colormap */
    if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
    {
        XFreeColormap( p_vout->p_sys->p_display, p_vout->p_sys->colormap );
    }
#else
    XVideoReleasePort( p_vout, p_vout->p_sys->i_xvport );
#endif

    DestroyCursor( p_vout );
    EnableXScreenSaver( p_vout );
    DestroyWindow( p_vout, &p_vout->p_sys->original_window );

    XCloseDisplay( p_vout->p_sys->p_display );

    /* Destroy structure */
    free( p_vout->p_sys );
}

/*****************************************************************************
 * InitVideo: initialize X11 video thread output method
 *****************************************************************************
 * This function create the XImages needed by the output thread. It is called
 * at the beginning of the thread, but also each time the window is resized.
 *****************************************************************************/
static int InitVideo( vout_thread_t *p_vout )
{
    int i_index;
    picture_t *p_pic;

    I_OUTPUTPICTURES = 0;

#ifdef MODULE_NAME_IS_xvideo
    /* Initialize the output structure; we already found an XVideo port,
     * and the corresponding chroma we will be using. Since we can
     * arbitrary scale, stick to the coordinates and aspect. */
    p_vout->output.i_width  = p_vout->render.i_width;
    p_vout->output.i_height = p_vout->render.i_height;
    p_vout->output.i_aspect = p_vout->render.i_aspect;

    switch( p_vout->output.i_chroma )
    {
        case VLC_FOURCC('R','V','1','5'):
            p_vout->output.i_rmask = 0x001f;
            p_vout->output.i_gmask = 0x07e0;
            p_vout->output.i_bmask = 0xf800;
            break;
        case VLC_FOURCC('R','V','1','6'):
            p_vout->output.i_rmask = 0x001f;
            p_vout->output.i_gmask = 0x03e0;
            p_vout->output.i_bmask = 0x7c00;
            break;
    }

#else
    /* Initialize the output structure: RGB with square pixels, whatever
     * the input format is, since it's the only format we know */
    switch( p_vout->p_sys->i_screen_depth )
    {
        case 8: /* FIXME: set the palette */
            p_vout->output.i_chroma = VLC_FOURCC('R','G','B','2'); break;
        case 15:
            p_vout->output.i_chroma = VLC_FOURCC('R','V','1','5'); break;
        case 16:
            p_vout->output.i_chroma = VLC_FOURCC('R','V','1','6'); break;
        case 24:
            p_vout->output.i_chroma = VLC_FOURCC('R','V','2','4'); break;
        case 32:
gbazin's avatar
   
gbazin committed
386
            p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2'); break;
387
388
389
        default:
            msg_Err( p_vout, "unknown screen depth %i",
                     p_vout->p_sys->i_screen_depth );
390
            return VLC_SUCCESS;
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
    }

    vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
                       p_vout->p_sys->p_win->i_height,
                       &i_index, &i_index,
                       &p_vout->output.i_width, &p_vout->output.i_height );

    /* Assume we have square pixels */
    p_vout->output.i_aspect = p_vout->output.i_width
                               * VOUT_ASPECT_FACTOR / p_vout->output.i_height;
#endif

    /* Try to initialize up to MAX_DIRECTBUFFERS direct buffers */
    while( I_OUTPUTPICTURES < MAX_DIRECTBUFFERS )
    {
        p_pic = NULL;

        /* Find an empty picture slot */
        for( i_index = 0 ; i_index < VOUT_MAX_PICTURES ; i_index++ )
        {
          if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
            {
                p_pic = p_vout->p_picture + i_index;
                break;
            }
        }

        /* Allocate the picture */
        if( p_pic == NULL || NewPicture( p_vout, p_pic ) )
        {
            break;
        }

        p_pic->i_status = DESTROYED_PICTURE;
        p_pic->i_type   = DIRECT_PICTURE;

        PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;

        I_OUTPUTPICTURES++;
    }

432
    return VLC_SUCCESS;
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
}

 /*****************************************************************************
 * DisplayVideo: displays previously rendered output
 *****************************************************************************
 * This function sends the currently rendered image to X11 server.
 * (The Xv extension takes care of "double-buffering".)
 *****************************************************************************/
static void DisplayVideo( vout_thread_t *p_vout, picture_t *p_pic )
{
    int i_width, i_height, i_x, i_y;

    vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
                       p_vout->p_sys->p_win->i_height,
                       &i_x, &i_y, &i_width, &i_height );

#ifdef HAVE_SYS_SHM_H
    if( p_vout->p_sys->b_shm )
    {
        /* Display rendered image using shared memory extension */
#   ifdef MODULE_NAME_IS_xvideo
        XvShmPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
                       p_vout->p_sys->p_win->video_window,
                       p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
                       0 /*src_x*/, 0 /*src_y*/,
                       p_vout->output.i_width, p_vout->output.i_height,
                       0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height,
                       False /* Don't put True here or you'll waste your CPU */ );
#   else
        XShmPutImage( p_vout->p_sys->p_display,
                      p_vout->p_sys->p_win->video_window,
                      p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
                      0 /*src_x*/, 0 /*src_y*/, 0 /*dest_x*/, 0 /*dest_y*/,
                      p_vout->output.i_width, p_vout->output.i_height,
                      False /* Don't put True here ! */ );
#   endif
    }
    else
#endif /* HAVE_SYS_SHM_H */
    {
        /* Use standard XPutImage -- this is gonna be slow ! */
#ifdef MODULE_NAME_IS_xvideo
        XvPutImage( p_vout->p_sys->p_display, p_vout->p_sys->i_xvport,
                    p_vout->p_sys->p_win->video_window,
                    p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
                    0 /*src_x*/, 0 /*src_y*/,
                    p_vout->output.i_width, p_vout->output.i_height,
                    0 /*dest_x*/, 0 /*dest_y*/, i_width, i_height );
#else
        XPutImage( p_vout->p_sys->p_display,
                   p_vout->p_sys->p_win->video_window,
                   p_vout->p_sys->p_win->gc, p_pic->p_sys->p_image,
                   0 /*src_x*/, 0 /*src_y*/, 0 /*dest_x*/, 0 /*dest_y*/,
                   p_vout->output.i_width, p_vout->output.i_height );
#endif
    }

    /* Make sure the command is sent now - do NOT use XFlush !*/
    XSync( p_vout->p_sys->p_display, False );
}

/*****************************************************************************
 * ManageVideo: handle X11 events
 *****************************************************************************
 * This function should be called regularly by video output thread. It manages
 * X11 events and allows window resizing. It returns a non null value on
 * error.
 *****************************************************************************/
static int ManageVideo( vout_thread_t *p_vout )
{
    XEvent      xevent;                                         /* X11 event */
504
    vlc_value_t val;
505

506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
    /* Handle events from the owner window */
    if( p_vout->p_sys->p_win->owner_window )
    {
        while( XCheckWindowEvent( p_vout->p_sys->p_display,
                                  p_vout->p_sys->p_win->owner_window,
                                  StructureNotifyMask, &xevent ) == True )
        {
            /* ConfigureNotify event: prepare  */
            if( xevent.type == ConfigureNotify )
            {
                if( (unsigned int)xevent.xconfigure.width
                    != p_vout->p_sys->p_win->i_width ||
                    (unsigned int)xevent.xconfigure.height
                    != p_vout->p_sys->p_win->i_height )
                {
                    /* Update dimensions */
                    XResizeWindow( p_vout->p_sys->p_display,
                                   p_vout->p_sys->p_win->base_window,
                                   xevent.xconfigure.width,
                                   xevent.xconfigure.height );
                }
            }
        }
    }

531
532
533
534
535
536
537
    /* Handle X11 events: ConfigureNotify events are parsed to know if the
     * output window's size changed, MapNotify and UnmapNotify to know if the
     * window is mapped (and if the display is useful), and ClientMessages
     * to intercept window destruction requests */

    while( XCheckWindowEvent( p_vout->p_sys->p_display,
                              p_vout->p_sys->p_win->base_window,
gbazin's avatar
   
gbazin committed
538
                              StructureNotifyMask | KeyPressMask |
539
                              ButtonPressMask | ButtonReleaseMask |
gbazin's avatar
   
gbazin committed
540
541
                              PointerMotionMask | Button1MotionMask , &xevent )
           == True )
542
543
544
545
    {
        /* ConfigureNotify event: prepare  */
        if( xevent.type == ConfigureNotify )
        {
546
547
548
549
            if( (unsigned int)xevent.xconfigure.width
                   != p_vout->p_sys->p_win->i_width
              || (unsigned int)xevent.xconfigure.height
                    != p_vout->p_sys->p_win->i_height )
550
551
552
553
554
555
556
557
558
559
            {
                /* Update dimensions */
                p_vout->i_changes |= VOUT_SIZE_CHANGE;
                p_vout->p_sys->p_win->i_width = xevent.xconfigure.width;
                p_vout->p_sys->p_win->i_height = xevent.xconfigure.height;
            }
        }
        /* Keyboard event */
        else if( xevent.type == KeyPress )
        {
gbazin's avatar
   
gbazin committed
560
561
562
563
            unsigned int state = xevent.xkey.state;
            KeySym x_key_symbol;
            char i_key;                                   /* ISO Latin-1 key */

564
565
566
            /* We may have keys like F1 trough F12, ESC ... */
            x_key_symbol = XKeycodeToKeysym( p_vout->p_sys->p_display,
                                             xevent.xkey.keycode, 0 );
gbazin's avatar
   
gbazin committed
567
            val.i_int = ConvertKey( (int)x_key_symbol );
568

gbazin's avatar
   
gbazin committed
569
570
571
572
573
574
575
            xevent.xkey.state &= ~ShiftMask;
            xevent.xkey.state &= ~ControlMask;
            xevent.xkey.state &= ~Mod1Mask;

            if( !val.i_int &&
                XLookupString( &xevent.xkey, &i_key, 1, NULL, NULL ) )
            {
576
                /* "Normal Keys"
577
                 * The reason why I use this instead of XK_0 is that
578
579
                 * with XLookupString, we don't have to care about
                 * keymaps. */
gbazin's avatar
   
gbazin committed
580
                val.i_int = i_key;
581
            }
gbazin's avatar
   
gbazin committed
582
583

            if( val.i_int )
sigmunau's avatar
sigmunau committed
584
            {
gbazin's avatar
   
gbazin committed
585
                if( state & ShiftMask )
sigmunau's avatar
sigmunau committed
586
587
588
                {
                    val.i_int |= KEY_MODIFIER_SHIFT;
                }
gbazin's avatar
   
gbazin committed
589
                if( state & ControlMask )
sigmunau's avatar
sigmunau committed
590
591
592
                {
                    val.i_int |= KEY_MODIFIER_CTRL;
                }
gbazin's avatar
   
gbazin committed
593
                if( state & Mod1Mask )
sigmunau's avatar
sigmunau committed
594
595
596
                {
                    val.i_int |= KEY_MODIFIER_ALT;
                }
gbazin's avatar
   
gbazin committed
597
                var_Set( p_vout->p_vlc, "key-pressed", val );
sigmunau's avatar
sigmunau committed
598
            }
599
600
601
602
603
604
605
        }
        /* Mouse click */
        else if( xevent.type == ButtonPress )
        {
            switch( ((XButtonEvent *)&xevent)->button )
            {
                case Button1:
606
607
608
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 1;
                    var_Set( p_vout, "mouse-button-down", val );
609

610
611
612
613
614
615
616
617
618
619
                    /* detect double-clicks */
                    if( ( ((XButtonEvent *)&xevent)->time -
                          p_vout->p_sys->i_time_button_last_pressed ) < 300 )
                    {
                        p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
                    }

                    p_vout->p_sys->i_time_button_last_pressed =
                        ((XButtonEvent *)&xevent)->time;
                    break;
620
621
622
623
624
                case Button2:
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 2;
                    var_Set( p_vout, "mouse-button-down", val );
                    break;
625

626
627
628
629
630
                case Button3:
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 4;
                    var_Set( p_vout, "mouse-button-down", val );
                    break;
631

632
                case Button4:
633
634
635
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 8;
                    var_Set( p_vout, "mouse-button-down", val );
636
637
638
639
                    input_Seek( p_vout, 15, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
                    break;

                case Button5:
640
641
642
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 16;
                    var_Set( p_vout, "mouse-button-down", val );
643
644
645
646
647
648
649
650
651
                    input_Seek( p_vout, -15, INPUT_SEEK_SECONDS | INPUT_SEEK_CUR );
                    break;
            }
        }
        /* Mouse release */
        else if( xevent.type == ButtonRelease )
        {
            switch( ((XButtonEvent *)&xevent)->button )
            {
652
                case Button1:
653
654
655
656
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int &= ~1;
                    var_Set( p_vout, "mouse-button-down", val );

657
658
659
                    val.b_bool = VLC_TRUE;
                    var_Set( p_vout, "mouse-clicked", val );
                    break;
660

661
                case Button2:
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
                    {
                        playlist_t *p_playlist;

                        var_Get( p_vout, "mouse-button-down", &val );
                        val.i_int &= ~2;
                        var_Set( p_vout, "mouse-button-down", val );

                        p_playlist = vlc_object_find( p_vout,
                                                      VLC_OBJECT_PLAYLIST,
                                                      FIND_ANYWHERE );
                        if( p_playlist != NULL )
                        {
                            vlc_value_t val;
                            var_Get( p_playlist, "intf-show", &val );
                            val.b_bool = !val.b_bool;
                            var_Set( p_playlist, "intf-show", val );
                            vlc_object_release( p_playlist );
                        }
                    }
681
                    break;
682

683
684
685
                case Button3:
                    {
                        intf_thread_t *p_intf;
686
687
                        playlist_t *p_playlist;

688
689
690
                        var_Get( p_vout, "mouse-button-down", &val );
                        val.i_int &= ~4;
                        var_Set( p_vout, "mouse-button-down", val );
691
692
693
694
695
696
697
                        p_intf = vlc_object_find( p_vout, VLC_OBJECT_INTF,
                                                          FIND_ANYWHERE );
                        if( p_intf )
                        {
                            p_intf->b_menu_change = 1;
                            vlc_object_release( p_intf );
                        }
gbazin's avatar
   
gbazin committed
698

699
                        p_playlist = vlc_object_find( p_vout,
700
701
                                                      VLC_OBJECT_PLAYLIST,
                                                      FIND_ANYWHERE );
gbazin's avatar
   
gbazin committed
702
703
704
705
706
707
                        if( p_playlist != NULL )
                        {
                            vlc_value_t val;
                            var_Set( p_playlist, "intf-popupmenu", val );
                            vlc_object_release( p_playlist );
                        }
708
709
                    }
                    break;
710
711
712
713
714
715
716
717
718
719
720
721

                case Button4:
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int &= ~8;
                    var_Set( p_vout, "mouse-button-down", val );
                    break;

                case Button5:
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int &= ~16;
                    var_Set( p_vout, "mouse-button-down", val );
                    break;
722

723
724
725
726
727
728
            }
        }
        /* Mouse move */
        else if( xevent.type == MotionNotify )
        {
            int i_width, i_height, i_x, i_y;
729
            vlc_value_t val;
730
731
732
733
734
735
736
737

            /* somewhat different use for vout_PlacePicture:
             * here the values are needed to give to mouse coordinates
             * in the original picture space */
            vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
                               p_vout->p_sys->p_win->i_height,
                               &i_x, &i_y, &i_width, &i_height );

738
739
740
741
742
743
744
745
746
747
            val.i_int = ( xevent.xmotion.x - i_x )
                         * p_vout->render.i_width / i_width;
            var_Set( p_vout, "mouse-x", val );
            val.i_int = ( xevent.xmotion.y - i_y )
                         * p_vout->render.i_height / i_height;
            var_Set( p_vout, "mouse-y", val );

            val.b_bool = VLC_TRUE;
            var_Set( p_vout, "mouse-moved", val );

748
749
750
            p_vout->p_sys->i_time_mouse_last_moved = mdate();
            if( ! p_vout->p_sys->b_mouse_pointer_visible )
            {
751
                ToggleCursor( p_vout );
752
753
            }
        }
754
755
756
        else if( xevent.type == ReparentNotify /* XXX: why do we get this? */
                  || xevent.type == MapNotify
                  || xevent.type == UnmapNotify )
757
        {
758
            /* Ignore these events */
759
        }
760
        else /* Other events */
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
        {
            msg_Warn( p_vout, "unhandled event %d received", xevent.type );
        }
    }

    /* Handle events for video output sub-window */
    while( XCheckWindowEvent( p_vout->p_sys->p_display,
                              p_vout->p_sys->p_win->video_window,
                              ExposureMask, &xevent ) == True )
    {
        /* Window exposed (only handled if stream playback is paused) */
        if( xevent.type == Expose )
        {
            if( ((XExposeEvent *)&xevent)->count == 0 )
            {
                /* (if this is the last a collection of expose events...) */
#if 0
                if( p_vout->p_vlc->p_input_bank->pp_input[0] != NULL )
                {
                    if( PAUSE_S == p_vout->p_vlc->p_input_bank->pp_input[0]
                                                   ->stream.control.i_status )
                    {
                        /* XVideoDisplay( p_vout )*/;
                    }
                }
#endif
            }
        }
    }

    /* ClientMessage event - only WM_PROTOCOLS with WM_DELETE_WINDOW data
     * are handled - according to the man pages, the format is always 32
     * in this case */
    while( XCheckTypedEvent( p_vout->p_sys->p_display,
                             ClientMessage, &xevent ) )
    {
        if( (xevent.xclient.message_type == p_vout->p_sys->p_win->wm_protocols)
798
               && ((Atom)xevent.xclient.data.l[0]
799
800
                     == p_vout->p_sys->p_win->wm_delete_window ) )
        {
gbazin's avatar
   
gbazin committed
801
802
803
804
805
806
807
808
809
            /* the user wants to close the window */
            playlist_t * p_playlist =
                (playlist_t *)vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
                                               FIND_ANYWHERE );
            if( p_playlist != NULL )
            {
                playlist_Stop( p_playlist );
                vlc_object_release( p_playlist );
            }
810
811
812
813
814
815
816
817
        }
    }

    /*
     * Fullscreen Change
     */
    if ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
    {
gbazin's avatar
   
gbazin committed
818
819
820
821
822
823
        vlc_value_t val;

        /* Update the object variable and trigger callback */
        val.b_bool = !p_vout->b_fullscreen;
        var_Set( p_vout, "fullscreen", val );

824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
        ToggleFullScreen( p_vout );
        p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
    }

    /*
     * Size change
     *
     * (Needs to be placed after VOUT_FULLSREEN_CHANGE because we can activate
     *  the size flag inside the fullscreen routine)
     */
    if( p_vout->i_changes & VOUT_SIZE_CHANGE )
    {
        int i_width, i_height, i_x, i_y;

        p_vout->i_changes &= ~VOUT_SIZE_CHANGE;

#ifdef MODULE_NAME_IS_x11
        /* We need to signal the vout thread about the size change because it
         * is doing the rescaling */
        p_vout->i_changes |= VOUT_SIZE_CHANGE;
#endif

        vout_PlacePicture( p_vout, p_vout->p_sys->p_win->i_width,
                           p_vout->p_sys->p_win->i_height,
                           &i_x, &i_y, &i_width, &i_height );

gbazin's avatar
   
gbazin committed
850
851
852
        XMoveResizeWindow( p_vout->p_sys->p_display,
                           p_vout->p_sys->p_win->video_window,
                           i_x, i_y, i_width, i_height );
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
    }

    /* Autohide Cursour */
    if( mdate() - p_vout->p_sys->i_time_mouse_last_moved > 2000000 )
    {
        /* Hide the mouse automatically */
        if( p_vout->p_sys->b_mouse_pointer_visible )
        {
            ToggleCursor( p_vout );
        }
    }

    return 0;
}

/*****************************************************************************
 * EndVideo: terminate X11 video thread output method
 *****************************************************************************
 * Destroy the X11 XImages created by Init. It is called at the end of
 * the thread, but also each time the window is resized.
 *****************************************************************************/
static void EndVideo( vout_thread_t *p_vout )
{
    int i_index;

    /* Free the direct buffers we allocated */
    for( i_index = I_OUTPUTPICTURES ; i_index ; )
    {
        i_index--;
        FreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
    }
}

/* following functions are local */

/*****************************************************************************
 * CreateWindow: open and set-up X11 main window
 *****************************************************************************/
static int CreateWindow( vout_thread_t *p_vout, x11_window_t *p_win )
{
    XSizeHints              xsize_hints;
    XSetWindowAttributes    xwindow_attributes;
    XGCValues               xgcvalues;
    XEvent                  xevent;

898
899
900
    vlc_bool_t              b_expose = VLC_FALSE;
    vlc_bool_t              b_configure_notify = VLC_FALSE;
    vlc_bool_t              b_map_notify = VLC_FALSE;
901
902
903
904
905
906
907
908
909
910
911
912
913

    /* Prepare window manager hints and properties */
    p_win->wm_protocols =
             XInternAtom( p_vout->p_sys->p_display, "WM_PROTOCOLS", True );
    p_win->wm_delete_window =
             XInternAtom( p_vout->p_sys->p_display, "WM_DELETE_WINDOW", True );

    /* Prepare window attributes */
    xwindow_attributes.backing_store = Always;       /* save the hidden part */
    xwindow_attributes.background_pixel = BlackPixel(p_vout->p_sys->p_display,
                                                     p_vout->p_sys->i_screen);
    xwindow_attributes.event_mask = ExposureMask | StructureNotifyMask;

914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
    if( !p_vout->b_fullscreen )
    {
        p_win->owner_window =
            (Window)vout_RequestWindow( p_vout, &p_win->i_x, &p_win->i_y,
                                        &p_win->i_width, &p_win->i_height );

        xsize_hints.base_width  = xsize_hints.width = p_win->i_width;
        xsize_hints.base_height = xsize_hints.height = p_win->i_height;
        xsize_hints.flags       = PSize;

        if( p_win->i_x >=0 || p_win->i_y >= 0 )
        {
            xsize_hints.x = p_win->i_x;
            xsize_hints.y = p_win->i_y;
            xsize_hints.flags |= PPosition;
        }
    }
    else
    {
        /* Fullscreen window size and position */
        p_win->owner_window = 0;
        p_win->i_x = p_win->i_y = 0;
        p_win->i_width =
            DisplayWidth( p_vout->p_sys->p_display, p_vout->p_sys->i_screen );
        p_win->i_height =
            DisplayHeight( p_vout->p_sys->p_display, p_vout->p_sys->i_screen );
    }
941

942
    if( !p_win->owner_window )
943
944
945
946
947
948
949
950
    {
        /* Create the window and set hints - the window must receive
         * ConfigureNotify events, and until it is displayed, Expose and
         * MapNotify events. */

        p_win->base_window =
            XCreateWindow( p_vout->p_sys->p_display,
                           DefaultRootWindow( p_vout->p_sys->p_display ),
951
                           p_win->i_x, p_win->i_y,
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
                           p_win->i_width, p_win->i_height,
                           0,
                           0, InputOutput, 0,
                           CWBackingStore | CWBackPixel | CWEventMask,
                           &xwindow_attributes );

        if( !p_vout->b_fullscreen )
        {
            /* Set window manager hints and properties: size hints, command,
             * window's name, and accepted protocols */
            XSetWMNormalHints( p_vout->p_sys->p_display,
                               p_win->base_window, &xsize_hints );
            XSetCommand( p_vout->p_sys->p_display, p_win->base_window,
                         p_vout->p_vlc->ppsz_argv, p_vout->p_vlc->i_argc );

            XStoreName( p_vout->p_sys->p_display, p_win->base_window,
#ifdef MODULE_NAME_IS_x11
                        VOUT_TITLE " (X11 output)"
#else
                        VOUT_TITLE " (XVideo output)"
#endif
                      );
        }
    }
    else
    {
978
979
980
981
        /* Select events we are interested in. */
        XSelectInput( p_vout->p_sys->p_display, p_win->owner_window,
                      StructureNotifyMask );

982
983
984
        /* Get the parent window's geometry information */
        Window dummy1;
        unsigned int dummy2, dummy3;
985
        XGetGeometry( p_vout->p_sys->p_display, p_win->owner_window,
986
987
988
989
                      &dummy1, &dummy2, &dummy3,
                      &p_win->i_width,
                      &p_win->i_height,
                      &dummy2, &dummy3 );
990

991
992
993
994
995
996
997
        /* We are already configured */
        b_configure_notify = VLC_TRUE;

        /* From man XSelectInput: only one client at a time can select a
         * ButtonPress event, so we need to open a new window anyway. */
        p_win->base_window =
            XCreateWindow( p_vout->p_sys->p_display,
998
                           p_win->owner_window,
999
1000
1001
1002
1003
1004
                           0, 0,
                           p_win->i_width, p_win->i_height,
                           0,
                           0, CopyFromParent, 0,
                           CWBackingStore | CWBackPixel | CWEventMask,
                           &xwindow_attributes );
1005
1006
1007
1008
1009
1010
1011
1012
1013
    }

    if( (p_win->wm_protocols == None)        /* use WM_DELETE_WINDOW */
        || (p_win->wm_delete_window == None)
        || !XSetWMProtocols( p_vout->p_sys->p_display, p_win->base_window,
                             &p_win->wm_delete_window, 1 ) )
    {
        /* WM_DELETE_WINDOW is not supported by window manager */
        msg_Warn( p_vout, "missing or bad window manager" );
1014
    }
1015
1016
1017
1018
1019
1020
1021
1022

    /* Creation of a graphic context that doesn't generate a GraphicsExpose
     * event when using functions like XCopyArea */
    xgcvalues.graphics_exposures = False;
    p_win->gc = XCreateGC( p_vout->p_sys->p_display,
                           p_win->base_window,
                           GCGraphicsExposures, &xgcvalues );

1023
1024
1025
1026
1027
1028
1029
    /* Send orders to server, and wait until window is displayed - three
     * events must be received: a MapNotify event, an Expose event allowing
     * drawing in the window, and a ConfigureNotify to get the window
     * dimensions. Once those events have been received, only
     * ConfigureNotify events need to be received. */
    XMapWindow( p_vout->p_sys->p_display, p_win->base_window );
    do
1030
    {
1031
1032
1033
        XNextEvent( p_vout->p_sys->p_display, &xevent);
        if( (xevent.type == Expose)
            && (xevent.xexpose.window == p_win->base_window) )
1034
        {
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
            b_expose = VLC_TRUE;
        }
        else if( (xevent.type == MapNotify)
                 && (xevent.xmap.window == p_win->base_window) )
        {
            b_map_notify = VLC_TRUE;
        }
        else if( (xevent.type == ConfigureNotify)
                 && (xevent.xconfigure.window == p_win->base_window) )
        {
            b_configure_notify = VLC_TRUE;
            p_win->i_width = xevent.xconfigure.width;
            p_win->i_height = xevent.xconfigure.height;
        }
    } while( !( b_expose && b_configure_notify && b_map_notify ) );
1050

1051
1052
1053
1054
    XSelectInput( p_vout->p_sys->p_display, p_win->base_window,
                  StructureNotifyMask | KeyPressMask |
                  ButtonPressMask | ButtonReleaseMask |
                  PointerMotionMask );
1055
1056

#ifdef MODULE_NAME_IS_x11
1057
    if( XDefaultDepth(p_vout->p_sys->p_display, p_vout->p_sys->i_screen) == 8 )
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
    {
        /* Allocate a new palette */
        p_vout->p_sys->colormap =
            XCreateColormap( p_vout->p_sys->p_display,
                             DefaultRootWindow( p_vout->p_sys->p_display ),
                             DefaultVisual( p_vout->p_sys->p_display,
                                            p_vout->p_sys->i_screen ),
                             AllocAll );

        xwindow_attributes.colormap = p_vout->p_sys->colormap;
        XChangeWindowAttributes( p_vout->p_sys->p_display, p_win->base_window,
                                 CWColormap, &xwindow_attributes );
    }
#endif

    /* Create video output sub-window. */
    p_win->video_window =  XCreateSimpleWindow(
                                      p_vout->p_sys->p_display,
                                      p_win->base_window, 0, 0,
                                      p_win->i_width, p_win->i_height,
                                      0,
                                      BlackPixel( p_vout->p_sys->p_display,
                                                  p_vout->p_sys->i_screen ),
                                      WhitePixel( p_vout->p_sys->p_display,
                                                  p_vout->p_sys->i_screen ) );

    XSetWindowBackground( p_vout->p_sys->p_display, p_win->video_window,
                          BlackPixel( p_vout->p_sys->p_display,
                                      p_vout->p_sys->i_screen ) );
gbazin's avatar
   
gbazin committed
1087

1088
1089
    XMapWindow( p_vout->p_sys->p_display, p_win->video_window );
    XSelectInput( p_vout->p_sys->p_display, p_win->video_window,
gbazin's avatar
   
gbazin committed
1090
                  ExposureMask );
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108

    /* make sure the video window will be centered in the next ManageVideo() */
    p_vout->i_changes |= VOUT_SIZE_CHANGE;

    /* If the cursor was formerly blank than blank it again */
    if( !p_vout->p_sys->b_mouse_pointer_visible )
    {
        ToggleCursor( p_vout );
        ToggleCursor( p_vout );
    }

    /* Do NOT use XFlush here ! */
    XSync( p_vout->p_sys->p_display, False );

    /* At this stage, the window is open, displayed, and ready to
     * receive data */
    p_vout->p_sys->p_win = p_win;

1109
    return VLC_SUCCESS;
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
}

/*****************************************************************************
 * DestroyWindow: destroy the window
 *****************************************************************************
 *
 *****************************************************************************/
static void DestroyWindow( vout_thread_t *p_vout, x11_window_t *p_win )
{
    /* Do NOT use XFlush here ! */
    XSync( p_vout->p_sys->p_display, False );

    XDestroyWindow( p_vout->p_sys->p_display, p_win->video_window );
    XFreeGC( p_vout->p_sys->p_display, p_win->gc );
1124

1125
1126
    XUnmapWindow( p_vout->p_sys->p_display, p_win->base_window );
    XDestroyWindow( p_vout->p_sys->p_display, p_win->base_window );
1127
1128
1129

    if( p_win->owner_window )
        vout_ReleaseWindow( p_vout, (void *)p_win->owner_window );
1130
1131
1132
1133
1134
1135
1136
1137
1138
}

/*****************************************************************************
 * NewPicture: allocate a picture
 *****************************************************************************
 * Returns 0 on success, -1 otherwise
 *****************************************************************************/
static int NewPicture( vout_thread_t *p_vout, picture_t *p_pic )
{
gbazin's avatar
   
gbazin committed
1139
1140
1141
1142
#ifdef MODULE_NAME_IS_xvideo
    int i_plane;
#endif

1143
1144
1145
1146
1147
1148
1149
1150
1151
    /* We know the chroma, allocate a buffer which will be used
     * directly by the decoder */
    p_pic->p_sys = malloc( sizeof( picture_sys_t ) );

    if( p_pic->p_sys == NULL )
    {
        return -1;
    }

gbazin's avatar
   
gbazin committed
1152
1153
    /* Fill in picture_t fields */
    vout_InitPicture( VLC_OBJECT(p_vout), p_pic, p_vout->output.i_chroma,
gbazin's avatar
   
gbazin committed
1154
1155
                      p_vout->output.i_width, p_vout->output.i_height,
                      p_vout->output.i_aspect );
gbazin's avatar
   
gbazin committed
1156

1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
#ifdef HAVE_SYS_SHM_H
    if( p_vout->p_sys->b_shm )
    {
        /* Create image using XShm extension */
        p_pic->p_sys->p_image =
            CreateShmImage( p_vout, p_vout->p_sys->p_display,
#   ifdef MODULE_NAME_IS_xvideo
                            p_vout->p_sys->i_xvport, p_vout->output.i_chroma,
#   else
                            p_vout->p_sys->p_visual,
                            p_vout->p_sys->i_screen_depth,
#   endif
                            &p_pic->p_sys->shminfo,
                            p_vout->output.i_width, p_vout->output.i_height );
    }
    else
#endif /* HAVE_SYS_SHM_H */
    {
        /* Create image without XShm extension */
        p_pic->p_sys->p_image =
            CreateImage( p_vout, p_vout->p_sys->p_display,
#ifdef MODULE_NAME_IS_xvideo
                         p_vout->p_sys->i_xvport, p_vout->output.i_chroma,
gbazin's avatar
   
gbazin committed
1180
                         p_pic->format.i_bits_per_pixel,
1181
1182
#else
                         p_vout->p_sys->p_visual,
1183
                         p_vout->p_sys->i_screen_depth,
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
                         p_vout->p_sys->i_bytes_per_pixel,
#endif
                         p_vout->output.i_width, p_vout->output.i_height );
    }

    if( p_pic->p_sys->p_image == NULL )
    {
        free( p_pic->p_sys );
        return -1;
    }

    switch( p_vout->output.i_chroma )
    {
#ifdef MODULE_NAME_IS_xvideo
        case VLC_FOURCC('I','4','2','0'):
        case VLC_FOURCC('Y','V','1','2'):
        case VLC_FOURCC('Y','2','1','1'):
        case VLC_FOURCC('Y','U','Y','2'):
        case VLC_FOURCC('U','Y','V','Y'):
        case VLC_FOURCC('R','V','1','5'):
        case VLC_FOURCC('R','V','1','6'):
gbazin's avatar
   
gbazin committed
1205
1206
        case VLC_FOURCC('R','V','2','4'): /* Fixme: pixel pitch == 4 ? */
        case VLC_FOURCC('R','V','3','2'):
1207

gbazin's avatar
   
gbazin committed
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
            for( i_plane = 0; i_plane < p_pic->p_sys->p_image->num_planes;
                 i_plane++ )
            {
                p_pic->p[i_plane].p_pixels = p_pic->p_sys->p_image->data
                    + p_pic->p_sys->p_image->offsets[i_plane];
                p_pic->p[i_plane].i_pitch =
                    p_pic->p_sys->p_image->pitches[i_plane];
            }
            if( p_vout->output.i_chroma == VLC_FOURCC('Y','V','1','2') )
            {
                /* U and V inverted compared to I420
                 * Fixme: this should be handled by the vout core */
                p_pic->U_PIXELS = p_pic->p_sys->p_image->data
                    + p_pic->p_sys->p_image->offsets[2];
                p_pic->V_PIXELS = p_pic->p_sys->p_image->data
                    + p_pic->p_sys->p_image->offsets[1];
            }
1225
1226
1227
1228
1229
1230
1231
            break;

#else
        case VLC_FOURCC('R','G','B','2'):
        case VLC_FOURCC('R','V','1','6'):
        case VLC_FOURCC('R','V','1','5'):
        case VLC_FOURCC('R','V','2','4'):
gbazin's avatar
   
gbazin committed
1232
        case VLC_FOURCC('R','V','3','2'):
1233

gbazin's avatar
   
gbazin committed
1234
            p_pic->p->i_lines = p_pic->p_sys->p_image->height;
1235
1236
1237
1238
            p_pic->p->p_pixels = p_pic->p_sys->p_image->data
                                  + p_pic->p_sys->p_image->xoffset;
            p_pic->p->i_pitch = p_pic->p_sys->p_image->bytes_per_line;

gbazin's avatar
   
gbazin committed
1239
1240
1241
1242
            /* p_pic->p->i_pixel_pitch = 4 for RV24 but this should be set
             * properly by vout_InitPicture() */
            p_pic->p->i_visible_pitch = p_pic->p->i_pixel_pitch
                                         * p_pic->p_sys->p_image->width;
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
            break;
#endif

        default:
            /* Unknown chroma, tell the guy to get lost */
            IMAGE_FREE( p_pic->p_sys->p_image );
            free( p_pic->p_sys );
            msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
                     p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
            p_pic->i_planes = 0;
            return -1;
    }

    return 0;
}

/*****************************************************************************
 * FreePicture: destroy a picture allocated with NewPicture
 *****************************************************************************
 * Destroy XImage AND associated data. If using Shm, detach shared memory
 * segment from server and process, then free it. The XDestroyImage manpage
 * says that both the image structure _and_ the data pointed to by the
 * image structure are freed, so no need to free p_image->data.
 *****************************************************************************/
static void FreePicture( vout_thread_t *p_vout, picture_t *p_pic )
{
    /* The order of operations is correct */
#ifdef HAVE_SYS_SHM_H
    if( p_vout->p_sys->b_shm )
    {
        XShmDetach( p_vout->p_sys->p_display, &p_pic->p_sys->shminfo );
        IMAGE_FREE( p_pic->p_sys->p_image );

        shmctl( p_pic->p_sys->shminfo.shmid, IPC_RMID, 0 );
        if( shmdt( p_pic->p_sys->shminfo.shmaddr ) )
        {
            msg_Err( p_vout, "cannot detach shared memory (%s)",
                             strerror(errno) );
        }
    }
    else
#endif
    {
        IMAGE_FREE( p_pic->p_sys->p_image );
    }

    /* Do NOT use XFlush here ! */
    XSync( p_vout->p_sys->p_display, False );

    free( p_pic->p_sys );
}

/*****************************************************************************
 * ToggleFullScreen: Enable or disable full screen mode
 *****************************************************************************
 * This function will switch between fullscreen and window mode.
 *****************************************************************************/
static void ToggleFullScreen ( vout_thread_t *p_vout )
{
    Atom prop;
gbazin's avatar
   
gbazin committed
1303
    XEvent xevent;
1304
1305
    mwmhints_t mwmhints;
    XSetWindowAttributes attributes;
gbazin's avatar
   
gbazin committed
1306
1307

#ifdef HAVE_XINERAMA
gbazin's avatar
   
gbazin committed
1308
    int i_d1, i_d2;
gbazin's avatar
   
gbazin committed
1309
#endif
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319

    p_vout->b_fullscreen = !p_vout->b_fullscreen;

    if( p_vout->b_fullscreen )
    {
        msg_Dbg( p_vout, "entering fullscreen mode" );

        p_vout->p_sys->b_altfullscreen =
            config_GetInt( p_vout, MODULE_STRING "-altfullscreen" );

1320
1321
        XUnmapWindow( p_vout->p_sys->p_display,
                      p_vout->p_sys->p_win->base_window);
gbazin's avatar
   
gbazin committed
1322
1323
1324

        p_vout->p_sys->p_win = &p_vout->p_sys->fullscreen_window;

1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
        CreateWindow( p_vout, p_vout->p_sys->p_win );

        /* To my knowledge there are two ways to create a borderless window.
         * There's the generic way which is to tell x to bypass the window
         * manager, but this creates problems with the focus of other
         * applications.
         * The other way is to use the motif property "_MOTIF_WM_HINTS" which
         * luckily seems to be supported by most window managers. */
        if( !p_vout->p_sys->b_altfullscreen )
        {
            mwmhints.flags = MWM_HINTS_DECORATIONS;
gbazin's avatar
   
gbazin committed
1336
            mwmhints.decorations = False;
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348

            prop = XInternAtom( p_vout->p_sys->p_display, "_MOTIF_WM_HINTS",
                                False );
            XChangeProperty( p_vout->p_sys->p_display,
                             p_vout->p_sys->p_win->base_window,
                             prop, prop, 32, PropModeReplace,
                             (unsigned char *)&mwmhints,
                             PROP_MWM_HINTS_ELEMENTS );
        }
        else
        {
            /* brute force way to remove decorations */
gbazin's avatar
   
gbazin committed
1349
            attributes.override_redirect = True;
1350
1351
1352
1353
            XChangeWindowAttributes( p_vout->p_sys->p_display,
                                     p_vout->p_sys->p_win->base_window,
                                     CWOverrideRedirect,
                                     &attributes);
gbazin's avatar
   
gbazin committed
1354
1355
1356
1357
1358
1359

            /* Make sure the change is effective */
            XReparentWindow( p_vout->p_sys->p_display,
                             p_vout->p_sys->p_win->base_window,
                             DefaultRootWindow( p_vout->p_sys->p_display ),
                             0, 0 );
1360
1361
        }

gbazin's avatar
   
gbazin committed
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
        if( p_vout->p_sys->b_net_wm_state_fullscreen )
        {
            XClientMessageEvent event;

            memset( &event, 0, sizeof( XClientMessageEvent ) );

            event.type = ClientMessage;
            event.message_type = p_vout->p_sys->net_wm_state;
            event.display = p_vout->p_sys->p_display;
            event.window = p_vout->p_sys->p_win->base_window;
            event.format = 32;
            event.data.l[ 0 ] = 1; /* set property */
            event.data.l[ 1 ] = p_vout->p_sys->net_wm_state_fullscreen;

            XSendEvent( p_vout->p_sys->p_display,
                        DefaultRootWindow( p_vout->p_sys->p_display ),
                        False, SubstructureRedirectMask,
                        (XEvent*)&event );
        }
gbazin's avatar
   
gbazin committed
1381
1382
1383
1384
1385
1386

        /* Make sure the change is effective */
        XReparentWindow( p_vout->p_sys->p_display,
                         p_vout->p_sys->p_win->base_window,
                         DefaultRootWindow( p_vout->p_sys->p_display ),
                         0, 0 );
gbazin's avatar
   
gbazin committed
1387

gbazin's avatar
   
gbazin committed
1388
1389
1390
1391
1392
1393
1394
#ifdef HAVE_XINERAMA
        if( XineramaQueryExtension( p_vout->p_sys->p_display, &i_d1, &i_d2 ) &&
            XineramaIsActive( p_vout->p_sys->p_display ) )
        {
            XineramaScreenInfo *screens;   /* infos for xinerama */
            int i_num_screens;

zorglub's avatar
zorglub committed
1395
            msg_Dbg( p_vout, "using XFree Xinerama extension");
gbazin's avatar
   
gbazin committed
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428

#define SCREEN p_vout->p_sys->p_win->i_screen

            /* Get Informations about Xinerama (num of screens) */
            screens = XineramaQueryScreens( p_vout->p_sys->p_display,
                                            &i_num_screens );

            if( !SCREEN )
                SCREEN = config_GetInt( p_vout,
                                        MODULE_STRING "-xineramascreen" );

            /* just check that user has entered a good value */
            if( SCREEN >= i_num_screens || SCREEN < 0 )
            {
                msg_Dbg( p_vout, "requested screen number invalid" );
                SCREEN = 0;
            }

            /* Get the X/Y upper left corner coordinate of the above screen */
            p_vout->p_sys->p_win->i_x = screens[SCREEN].x_org;
            p_vout->p_sys->p_win->i_y = screens[SCREEN].y_org;

            /* Set the Height/width to the screen resolution */
            p_vout->p_sys->p_win->i_width = screens[SCREEN].width;
            p_vout->p_sys->p_win->i_height = screens[SCREEN].height;

            XFree(screens);

#undef SCREEN

        }
#endif

1429
1430
        XMoveResizeWindow( p_vout->p_sys->p_display,
                           p_vout->p_sys->p_win->base_window,
gbazin's avatar
   
gbazin committed
1431
1432
                           p_vout->p_sys->p_win->i_x,
                           p_vout->p_sys->p_win->i_y,
1433
1434
1435
1436
1437
1438
1439
1440
1441
                           p_vout->p_sys->p_win->i_width,
                           p_vout->p_sys->p_win->i_height );
    }
    else
    {
        msg_Dbg( p_vout, "leaving fullscreen mode" );
        DestroyWindow( p_vout, &p_vout->p_sys->fullscreen_window );
        p_vout->p_sys->p_win = &p_vout->p_sys->original_window;

1442
1443
        XMapWindow( p_vout->p_sys->p_display,
                    p_vout->p_sys->p_win->base_window);
gbazin's avatar
   
gbazin committed
1444
    }
1445

gbazin's avatar
   
gbazin committed
1446
1447
1448
1449
    /* Unfortunately, using XSync() here is not enough to ensure the
     * window has already been mapped because the XMapWindow() request
     * has not necessarily been sent directly to our window (remember,
     * the call is first redirected to the window manager) */
1450
    do
1451
    {
1452
1453
1454
1455
        XWindowEvent( p_vout->p_sys->p_display,
                      p_vout->p_sys->p_win->base_window,
                      StructureNotifyMask, &xevent );
    } while( xevent.type != MapNotify );
gbazin's avatar
   
gbazin committed
1456

1457
    /* Be careful, this can generate a BadMatch error if the window is not
gbazin's avatar
   
gbazin committed
1458
1459
1460
1461
1462
     * already mapped by the server (see above) */
    XSetInputFocus(p_vout->p_sys->p_display,
                   p_vout->p_sys->p_win->base_window,
                   RevertToParent,
                   CurrentTime);
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481

    /* signal that the size needs to be updated */
    p_vout->i_changes |= VOUT_SIZE_CHANGE;
}

/*****************************************************************************
 * EnableXScreenSaver: enable screen saver
 *****************************************************************************
 * This function enables the screen saver on a display after it has been
 * disabled by XDisableScreenSaver.
 * FIXME: what happens if multiple vlc sessions are running at the same
 *        time ???
 *****************************************************************************/
static void EnableXScreenSaver( vout_thread_t *p_vout )
{
#ifdef DPMSINFO_IN_DPMS_H
    int dummy;
#endif

1482
1483
1484
1485
1486
1487
1488
    if( p_vout->p_sys->i_ss_timeout )
    {
        XSetScreenSaver( p_vout->p_sys->p_display, p_vout->p_sys->i_ss_timeout,
                         p_vout->p_sys->i_ss_interval,
                         p_vout->p_sys->i_ss_blanking,
                         p_vout->p_sys->i_ss_exposure );
    }
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519

    /* Restore DPMS settings */
#ifdef DPMSINFO_IN_DPMS_H
    if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
    {
        if( p_vout->p_sys->b_ss_dpms )
        {
            DPMSEnable( p_vout->p_sys->p_display );
        }
    }
#endif
}

/*****************************************************************************
 * DisableXScreenSaver: disable screen saver
 *****************************************************************************
 * See XEnableXScreenSaver
 *****************************************************************************/
static void DisableXScreenSaver( vout_thread_t *p_vout )
{
#ifdef DPMSINFO_IN_DPMS_H
    int dummy;
#endif

    /* Save screen saver informations */
    XGetScreenSaver( p_vout->p_sys->p_display, &p_vout->p_sys->i_ss_timeout,
                     &p_vout->p_sys->i_ss_interval,
                     &p_vout->p_sys->i_ss_blanking,
                     &p_vout->p_sys->i_ss_exposure );

    /* Disable screen saver */
1520
1521
1522
1523
1524
1525
1526
    if( p_vout->p_sys->i_ss_timeout )
    {
        XSetScreenSaver( p_vout->p_sys->p_display, 0,
                         p_vout->p_sys->i_ss_interval,
                         p_vout->p_sys->i_ss_blanking,
                         p_vout->p_sys->i_ss_exposure );
    }
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619

    /* Disable DPMS */
#ifdef DPMSINFO_IN_DPMS_H
    if( DPMSQueryExtension( p_vout->p_sys->p_display, &dummy, &dummy ) )
    {
        CARD16 unused;
        /* Save DPMS current state */
        DPMSInfo( p_vout->p_sys->p_display, &unused,
                  &p_vout->p_sys->b_ss_dpms );
        DPMSDisable( p_vout->p_sys->p_display );
   }
#endif
}

/*****************************************************************************
 * CreateCursor: create a blank mouse pointer
 *****************************************************************************/
static void CreateCursor( vout_thread_t *p_vout )
{
    XColor cursor_color;

    p_vout->p_sys->cursor_pixmap =
        XCreatePixmap( p_vout->p_sys->p_display,
                       DefaultRootWindow( p_vout->p_sys->p_display ),
                       1, 1, 1 );

    XParseColor( p_vout->p_sys->p_display,
                 XCreateColormap( p_vout->p_sys->p_display,
                                  DefaultRootWindow(
                                                    p_vout->p_sys->p_display ),
                                  DefaultVisual(
                                                p_vout->p_sys->p_display,
                                                p_vout->p_sys->i_screen ),
                                  AllocNone ),
                 "black", &cursor_color );

    p_vout->p_sys->blank_cursor =
        XCreatePixmapCursor( p_vout->p_sys->p_display,
                             p_vout->p_sys->cursor_pixmap,
                             p_vout->p_sys->cursor_pixmap,
                             &cursor_color, &cursor_color, 1, 1 );
}

/*****************************************************************************
 * DestroyCursor: destroy the blank mouse pointer
 *****************************************************************************/
static void DestroyCursor( vout_thread_t *p_vout )
{
    XFreePixmap( p_vout->p_sys->p_display, p_vout->p_sys->cursor_pixmap );
}

/*****************************************************************************
 * ToggleCursor: hide or show the mouse pointer
 *****************************************************************************
 * This function hides the X pointer if it is visible by setting the pointer
 * sprite to a blank one. To show it again, we disable the sprite.
 *****************************************************************************/
static void ToggleCursor( vout_thread_t *p_vout )
{
    if( p_vout->p_sys->b_mouse_pointer_visible )
    {
        XDefineCursor( p_vout->p_sys->p_display,
                       p_vout->p_sys->p_win->base_window,
                       p_vout->p_sys->blank_cursor );
        p_vout->p_sys->b_mouse_pointer_visible = 0;
    }
    else
    {
        XUndefineCursor( p_vout->p_sys->p_display,
                         p_vout->p_sys->p_win->base_window );
        p_vout->p_sys->b_mouse_pointer_visible = 1;
    }
}

#ifdef MODULE_NAME_IS_xvideo
/*****************************************************************************
 * XVideoGetPort: get YUV12 port
 *****************************************************************************/
static int XVideoGetPort( vout_thread_t *p_vout,
                          vlc_fourcc_t i_chroma, vlc_fourcc_t *pi_newchroma )
{
    XvAdaptorInfo *p_adaptor;
    unsigned int i;
    int i_adaptor, i_num_adaptors, i_requested_adaptor;
    int i_selected_port;

    switch( XvQueryExtension( p_vout->p_sys->p_display, &i, &i, &i, &i, &i ) )
    {
        case Success:
            break;

        case XvBadExtension:
            msg_Warn( p_vout, "XvBadExtension" );
1620
            return -1;
1621
1622
1623

        case XvBadAlloc:
            msg_Warn( p_vout, "XvBadAlloc" );
1624
            return -1;
1625
1626
1627

        default:
            msg_Warn( p_vout, "XvQueryExtension failed" );
1628
            return -1;
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
    }

    switch( XvQueryAdaptors( p_vout->p_sys->p_display,
                             DefaultRootWindow( p_vout->p_sys->p_display ),
                             &i_num_adaptors, &p_adaptor ) )
    {
        case Success:
            break;

        case XvBadExtension:
            msg_Warn( p_vout, "XvBadExtension for XvQueryAdaptors" );
1640
            return -1;
1641
1642
1643

        case XvBadAlloc:
            msg_Warn( p_vout, "XvBadAlloc for XvQueryAdaptors" );
1644
            return -1;
1645
1646
1647

        default:
            msg_Warn( p_vout, "XvQueryAdaptors failed" );
1648
            return -1;
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
    }

    i_selected_port = -1;
    i_requested_adaptor = config_GetInt( p_vout, "xvideo-adaptor" );

    for( i_adaptor = 0; i_adaptor < i_num_adaptors; ++i_adaptor )
    {
        XvImageFormatValues *p_formats;
        int i_format, i_num_formats;
        int i_port;

        /* If we requested an adaptor and it's not this one, we aren't
         * interested */
        if( i_requested_adaptor != -1 && i_adaptor != i_requested_adaptor )
        {
            continue;
        }

        /* If the adaptor doesn't have the required properties, skip it */
        if( !( p_adaptor[ i_adaptor ].type & XvInputMask ) ||
            !( p_adaptor[ i_adaptor ].type & XvImageMask ) )
        {
            continue;
        }

        /* Check that adaptor supports our requested format... */
        p_formats = XvListImageFormats( p_vout->p_sys->p_display,
                                        p_adaptor[i_adaptor].base_id,
                                        &i_num_formats );

        for( i_format = 0;
             i_format < i_num_formats && ( i_selected_port == -1 );
             i_format++ )
        {
            /* Code removed, we can get this through xvinfo anyway */
#if 0
            XvEncodingInfo  *p_enc;
            int             i_enc, i_num_encodings;
            XvAttribute     *p_attr;
            int             i_attr, i_num_attributes;
#endif

            /* If this is not the format we want, or at least a
             * similar one, forget it */
            if( !vout_ChromaCmp( p_formats[ i_format ].id, i_chroma ) )
            {
                continue;
            }

            /* Look for the first available port supporting this format */
            for( i_port = p_adaptor[i_adaptor].base_id;
1700
1701
                 ( i_port < (int)(p_adaptor[i_adaptor].base_id
                                   + p_adaptor[i_adaptor].num_ports) )
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725