xcommon.c 85.1 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
 *          David Kennedy <dkennedy@tinytoad.com>
10
 *          Gildas Bazin <gbazin@videolan.org>
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
 *
 * 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

70
71
72
73
#ifdef MODULE_NAME_IS_glx
#   include <GL/glx.h>
#endif

gbazin's avatar
   
gbazin committed
74
75
76
77
#ifdef HAVE_XINERAMA
#   include <X11/extensions/Xinerama.h>
#endif

78
79
80
81
82
83
84
85
86
87
88
89
#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 * );
90
static int  Control        ( vout_thread_t *, int, va_list );
91
92
93
94
95
96
97
98
99

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 * );

100
static IMAGE_TYPE *CreateImage    ( vout_thread_t *,
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
                                    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
122
123
static void SetPalette     ( vout_thread_t *,
                             uint16_t *, uint16_t *, uint16_t * );
124
125
#endif

gbazin's avatar
   
gbazin committed
126
static void TestNetWMSupport( vout_thread_t * );
gbazin's avatar
   
gbazin committed
127
128
static int ConvertKey( int );

129
static int WindowOnTop( vout_thread_t *, vlc_bool_t );
gbazin's avatar
   
gbazin committed
130

131
132
133
134
135
136
137
138
139
140
/*****************************************************************************
 * 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
141
    char *        psz_display;
142
    vlc_value_t   val;
gbazin's avatar
   
gbazin committed
143

144
145
146
147
148
149
150
151
152
153
154
#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;
155
    p_vout->pf_control = Control;
156
157
158
159
160
161

    /* Allocate structure */
    p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
    if( p_vout->p_sys == NULL )
    {
        msg_Err( p_vout, "out of memory" );
162
        return VLC_ENOMEM;
163
164
    }

165
166
    vlc_mutex_init( p_vout, &p_vout->p_sys->lock );

167
    /* Open display, using the "display" config variable or the DISPLAY
168
169
170
171
172
173
174
175
176
177
178
     * 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 );
179
        return VLC_EGENERIC;
180
181
182
183
184
185
186
187
188
189
190
191
    }
    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 )
        {
192
193
194
            /* Do not use direct assignment because we are not sure of the
             * alignment. */
            memcpy(&i_chroma, psz_chroma, 4);
195
196
197
198
199
200
201
202
            b_chroma = 1;
        }

        free( psz_chroma );
    }

    if( b_chroma )
    {
203
        msg_Dbg( p_vout, "forcing chroma 0x%.8x (%4.4s)",
204
205
206
207
208
209
210
211
                 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 */
212
    p_vout->p_sys->i_xvport = XVideoGetPort( p_vout, VLC2X11_FOURCC(i_chroma),
213
214
215
216
                                             &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
217
         * be cleverer than the user. He knew pretty well what he wanted. */
218
219
220
221
        if( b_chroma )
        {
            XCloseDisplay( p_vout->p_sys->p_display );
            free( p_vout->p_sys );
222
            return VLC_EGENERIC;
223
224
225
226
227
228
        }

        /* 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 =
229
                        XVideoGetPort( p_vout, X11_FOURCC('Y','U','Y','2'),
230
231
232
233
234
235
236
                                               &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 =
237
                            XVideoGetPort( p_vout, X11_FOURCC('R','V','1','6'),
238
239
240
241
242
                                                   &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 );
243
                return VLC_EGENERIC;
244
245
246
            }
        }
    }
247
    p_vout->output.i_chroma = X112VLC_FOURCC(p_vout->output.i_chroma);
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
#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 );
267
        return VLC_EGENERIC;
268
269
270
271
272
273
274
275
276
277
    }

    /* 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 );
278
        return VLC_EGENERIC;
279
280
281
282
283
284
285
286
287
    }

    /* 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
288
289
    TestNetWMSupport( p_vout );

290
    /* Variable to indicate if the window should be on top of others */
gbazin's avatar
   
gbazin committed
291
292
293
294
    /* Trigger a callback right now */
    var_Get( p_vout, "video-on-top", &val );
    var_Set( p_vout, "video-on-top", val );

295
    return VLC_SUCCESS;
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
}

/*****************************************************************************
 * 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 );
    }
325
#elif defined(MODULE_NAME_IS_xvideo)
326
327
328
329
330
331
332
333
334
335
    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 */
336
    vlc_mutex_destroy( &p_vout->p_sys->lock );
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
    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;
    }

375
#elif defined(MODULE_NAME_IS_x11)
376
377
378
379
380
381
382
383
384
385
386
387
    /* 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:
        case 32:
gbazin's avatar
   
gbazin committed
388
            p_vout->output.i_chroma = VLC_FOURCC('R','V','3','2'); break;
389
390
391
        default:
            msg_Err( p_vout, "unknown screen depth %i",
                     p_vout->p_sys->i_screen_depth );
392
            return VLC_SUCCESS;
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
432
433
    }

    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++;
    }

434
435
436
437
438
439
440
    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_vout->output.i_chroma = VLC_FOURCC('I','4','2','0');
    }

441
    return VLC_SUCCESS;
442
443
}

444
/*****************************************************************************
445
446
447
448
449
450
451
452
453
454
455
456
457
 * 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 );

458
459
    vlc_mutex_lock( &p_vout->p_sys->lock );

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
#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 );
503
504

    vlc_mutex_unlock( &p_vout->p_sys->lock );
505
506
507
508
509
510
511
512
513
514
515
516
}

/*****************************************************************************
 * 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 */
517
    vlc_value_t val;
518

519
520
    vlc_mutex_lock( &p_vout->p_sys->lock );

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 )
            {
531
532
533
534
535
                /* Update dimensions */
                XResizeWindow( p_vout->p_sys->p_display,
                               p_vout->p_sys->p_win->base_window,
                               xevent.xconfigure.width,
                               xevent.xconfigure.height );
536
537
538
539
            }
        }
    }

540
541
542
543
544
545
546
    /* 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
547
                              StructureNotifyMask | KeyPressMask |
548
                              ButtonPressMask | ButtonReleaseMask |
gbazin's avatar
   
gbazin committed
549
550
                              PointerMotionMask | Button1MotionMask , &xevent )
           == True )
551
552
553
554
    {
        /* ConfigureNotify event: prepare  */
        if( xevent.type == ConfigureNotify )
        {
555
556
557
558
            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 )
559
560
561
562
563
564
565
566
567
568
            {
                /* 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
569
570
571
572
            unsigned int state = xevent.xkey.state;
            KeySym x_key_symbol;
            char i_key;                                   /* ISO Latin-1 key */

573
574
575
            /* 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
576
            val.i_int = ConvertKey( (int)x_key_symbol );
577

gbazin's avatar
   
gbazin committed
578
579
580
581
582
583
584
            xevent.xkey.state &= ~ShiftMask;
            xevent.xkey.state &= ~ControlMask;
            xevent.xkey.state &= ~Mod1Mask;

            if( !val.i_int &&
                XLookupString( &xevent.xkey, &i_key, 1, NULL, NULL ) )
            {
585
                /* "Normal Keys"
586
                 * The reason why I use this instead of XK_0 is that
587
588
                 * with XLookupString, we don't have to care about
                 * keymaps. */
gbazin's avatar
   
gbazin committed
589
                val.i_int = i_key;
590
            }
gbazin's avatar
   
gbazin committed
591
592

            if( val.i_int )
sigmunau's avatar
sigmunau committed
593
            {
gbazin's avatar
   
gbazin committed
594
                if( state & ShiftMask )
sigmunau's avatar
sigmunau committed
595
596
597
                {
                    val.i_int |= KEY_MODIFIER_SHIFT;
                }
gbazin's avatar
   
gbazin committed
598
                if( state & ControlMask )
sigmunau's avatar
sigmunau committed
599
600
601
                {
                    val.i_int |= KEY_MODIFIER_CTRL;
                }
gbazin's avatar
   
gbazin committed
602
                if( state & Mod1Mask )
sigmunau's avatar
sigmunau committed
603
604
605
                {
                    val.i_int |= KEY_MODIFIER_ALT;
                }
gbazin's avatar
   
gbazin committed
606
                var_Set( p_vout->p_vlc, "key-pressed", val );
sigmunau's avatar
sigmunau committed
607
            }
608
609
610
611
612
613
614
        }
        /* Mouse click */
        else if( xevent.type == ButtonPress )
        {
            switch( ((XButtonEvent *)&xevent)->button )
            {
                case Button1:
615
616
617
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 1;
                    var_Set( p_vout, "mouse-button-down", val );
618

619
620
621
622
623
624
625
626
627
628
                    /* 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;
629
630
631
632
633
                case Button2:
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 2;
                    var_Set( p_vout, "mouse-button-down", val );
                    break;
634

635
636
637
638
639
                case Button3:
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 4;
                    var_Set( p_vout, "mouse-button-down", val );
                    break;
640

641
                case Button4:
642
643
644
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 8;
                    var_Set( p_vout, "mouse-button-down", val );
645
646
647
                    break;

                case Button5:
648
649
650
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int |= 16;
                    var_Set( p_vout, "mouse-button-down", val );
651
652
653
654
655
656
657
658
                    break;
            }
        }
        /* Mouse release */
        else if( xevent.type == ButtonRelease )
        {
            switch( ((XButtonEvent *)&xevent)->button )
            {
659
                case Button1:
660
661
662
663
                    var_Get( p_vout, "mouse-button-down", &val );
                    val.i_int &= ~1;
                    var_Set( p_vout, "mouse-button-down", val );

664
665
666
                    val.b_bool = VLC_TRUE;
                    var_Set( p_vout, "mouse-clicked", val );
                    break;
667

668
                case Button2:
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
                    {
                        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 );
                        }
                    }
688
                    break;
689

690
691
692
                case Button3:
                    {
                        intf_thread_t *p_intf;
693
694
                        playlist_t *p_playlist;

695
696
697
                        var_Get( p_vout, "mouse-button-down", &val );
                        val.i_int &= ~4;
                        var_Set( p_vout, "mouse-button-down", val );
698
699
700
701
702
703
704
                        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
705

706
                        p_playlist = vlc_object_find( p_vout,
707
708
                                                      VLC_OBJECT_PLAYLIST,
                                                      FIND_ANYWHERE );
gbazin's avatar
   
gbazin committed
709
710
                        if( p_playlist != NULL )
                        {
711
                            vlc_value_t val; val.b_bool = VLC_TRUE;
gbazin's avatar
   
gbazin committed
712
713
714
                            var_Set( p_playlist, "intf-popupmenu", val );
                            vlc_object_release( p_playlist );
                        }
715
716
                    }
                    break;
717
718
719
720
721
722
723
724
725
726
727
728

                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;
729

730
731
732
733
734
735
            }
        }
        /* Mouse move */
        else if( xevent.type == MotionNotify )
        {
            int i_width, i_height, i_x, i_y;
736
            vlc_value_t val;
737
738
739
740
741
742
743
744

            /* 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 );

745
746
747
748
749
750
751
752
753
754
            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 );

755
756
757
            p_vout->p_sys->i_time_mouse_last_moved = mdate();
            if( ! p_vout->p_sys->b_mouse_pointer_visible )
            {
758
                ToggleCursor( p_vout );
759
760
            }
        }
761
762
763
        else if( xevent.type == ReparentNotify /* XXX: why do we get this? */
                  || xevent.type == MapNotify
                  || xevent.type == UnmapNotify )
764
        {
765
            /* Ignore these events */
766
        }
767
        else /* Other events */
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
798
799
800
801
802
803
804
        {
            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)
805
               && ((Atom)xevent.xclient.data.l[0]
806
807
                     == p_vout->p_sys->p_win->wm_delete_window ) )
        {
gbazin's avatar
   
gbazin committed
808
809
810
811
812
813
814
815
816
            /* 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 );
            }
817
818
819
820
821
822
823
824
        }
    }

    /*
     * Fullscreen Change
     */
    if ( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
    {
gbazin's avatar
   
gbazin committed
825
826
827
828
829
830
        vlc_value_t val;

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

831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
        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
857
858
859
        XMoveResizeWindow( p_vout->p_sys->p_display,
                           p_vout->p_sys->p_win->video_window,
                           i_x, i_y, i_width, i_height );
860
861
862
863
864
865
866
867
868
869
870
871
    }

    /* 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 );
        }
    }

872
873
    vlc_mutex_unlock( &p_vout->p_sys->lock );

874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
    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;

907
908
909
    vlc_bool_t              b_expose = VLC_FALSE;
    vlc_bool_t              b_configure_notify = VLC_FALSE;
    vlc_bool_t              b_map_notify = VLC_FALSE;
910
911
912
913
914
915
916

    /* 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 );

917
918
919
920
    /* Never have a 0-pixel-wide window */
    xsize_hints.min_width = 2;
    xsize_hints.min_height = 1;

921
922
923
924
925
926
    /* 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;

927
928
929
930
931
932
933
934
    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;
935
        xsize_hints.flags       = PSize | PMinSize;
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953

        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 );
    }
954

955
    if( !p_win->owner_window )
956
957
958
959
960
961
962
963
    {
        /* 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 ),
964
                           p_win->i_x, p_win->i_y,
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
                           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)"
gbazin's avatar
gbazin committed
983
984
#elif defined(MODULE_NAME_IS_glx)
                        VOUT_TITLE " (GLX output)"
985
986
987
988
989
990
991
992
#else
                        VOUT_TITLE " (XVideo output)"
#endif
                      );
        }
    }
    else
    {
993
994
995
        Window dummy1;
        unsigned int dummy2, dummy3;

996
997
998
999
        /* Select events we are interested in. */
        XSelectInput( p_vout->p_sys->p_display, p_win->owner_window,
                      StructureNotifyMask );

1000
        /* Get the parent window's geometry information */