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1 /*****************************************************************************
2  * vout.m: MacOS X video output plugin
3  *****************************************************************************
4  * Copyright (C) 2001-2003 VideoLAN
5  * $Id: vout.m,v 1.41 2003/03/18 22:14:42 hartman Exp $
6  *
7  * Authors: Colin Delacroix <colin@zoy.org>
8  *          Florian G. Pflug <fgp@phlo.org>
9  *          Jon Lech Johansen <jon-vl@nanocrew.net>
10  *          Derk-Jan Hartman <thedj@users.sourceforge.net>
11  *
12  * This program is free software; you can redistribute it and/or modify
13  * it under the terms of the GNU General Public License as published by
14  * the Free Software Foundation; either version 2 of the License, or
15  * (at your option) any later version.
16  * 
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
25  *****************************************************************************/
26
27 /*****************************************************************************
28  * Preamble
29  *****************************************************************************/
30 #include <errno.h>                                                 /* ENOMEM */
31 #include <stdlib.h>                                                /* free() */
32 #include <string.h>                                            /* strerror() */
33
34 #include <QuickTime/QuickTime.h>
35
36 #include "intf.h"
37 #include "vout.h"
38
39 #define QT_MAX_DIRECTBUFFERS 10
40 #define VL_MAX_DISPLAYS 16
41
42 struct picture_sys_t
43 {
44     void *p_info;
45     unsigned int i_size;
46
47     /* When using I420 output */
48     PlanarPixmapInfoYUV420 pixmap_i420;
49 };
50
51 /*****************************************************************************
52  * Local prototypes
53  *****************************************************************************/
54 static int  vout_Init      ( vout_thread_t * );
55 static void vout_End       ( vout_thread_t * );
56 static int  vout_Manage    ( vout_thread_t * );
57 static void vout_Display   ( vout_thread_t *, picture_t * );
58
59 static int  CoSendRequest      ( vout_thread_t *, SEL );
60 static int  CoCreateWindow     ( vout_thread_t * );
61 static int  CoDestroyWindow    ( vout_thread_t * );
62 static int  CoToggleFullscreen ( vout_thread_t * );
63
64 static void VLCHideMouse       ( vout_thread_t *, BOOL );
65
66 static void QTScaleMatrix      ( vout_thread_t * );
67 static int  QTCreateSequence   ( vout_thread_t * );
68 static void QTDestroySequence  ( vout_thread_t * );
69 static int  QTNewPicture       ( vout_thread_t *, picture_t * );
70 static void QTFreePicture      ( vout_thread_t *, picture_t * );
71
72 /*****************************************************************************
73  * OpenVideo: allocates MacOS X video thread output method
74  *****************************************************************************
75  * This function allocates and initializes a MacOS X vout method.
76  *****************************************************************************/
77 int E_(OpenVideo) ( vlc_object_t *p_this )
78 {   
79     vout_thread_t * p_vout = (vout_thread_t *)p_this;
80     OSErr err;
81     int i_timeout;
82
83     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
84     if( p_vout->p_sys == NULL )
85     {
86         msg_Err( p_vout, "out of memory" );
87         return( 1 );
88     }
89
90     memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
91
92     /* Wait for a MacOS X interface to appear. Timeout is 2 seconds. */
93     for( i_timeout = 20 ; i_timeout-- ; )
94     {
95         if( NSApp == NULL )
96         {
97             msleep( INTF_IDLE_SLEEP );
98         }
99     }
100
101     if( NSApp == NULL )
102     {
103         /* we need an NSApp to create a window from */
104         msg_Err( p_vout, "no MacOS X application present" );
105         free( p_vout->p_sys );
106         return( 1 );
107     }
108
109     if( [NSApp respondsToSelector: @selector(getIntf)] )
110     {
111         intf_thread_t * p_intf;
112
113         for( i_timeout = 10 ; i_timeout-- ; )
114         {
115             if( ( p_intf = [NSApp getIntf] ) == NULL )
116             {
117                 msleep( INTF_IDLE_SLEEP );
118             }
119         }
120
121         if( p_intf == NULL )
122         {
123             msg_Err( p_vout, "MacOS X intf has getIntf, but is NULL" );
124             free( p_vout->p_sys );
125             return( 1 );
126         }
127     }
128
129     p_vout->p_sys->h_img_descr = 
130         (ImageDescriptionHandle)NewHandleClear( sizeof(ImageDescription) );
131     p_vout->p_sys->p_matrix = (MatrixRecordPtr)malloc( sizeof(MatrixRecord) );
132     p_vout->p_sys->p_fullscreen_state = NULL;
133
134     p_vout->p_sys->b_mouse_pointer_visible = YES;
135     p_vout->p_sys->b_mouse_moved = YES;
136     p_vout->p_sys->i_time_mouse_last_moved = mdate();
137
138     /* set window size */
139     p_vout->p_sys->s_rect.size.width = p_vout->i_window_width;
140     p_vout->p_sys->s_rect.size.height = p_vout->i_window_height;
141
142     if( ( err = EnterMovies() ) != noErr )
143     {
144         msg_Err( p_vout, "EnterMovies failed: %d", err );
145         free( p_vout->p_sys->p_matrix );
146         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
147         free( p_vout->p_sys );
148         return( 1 );
149     } 
150
151     if( vout_ChromaCmp( p_vout->render.i_chroma, VLC_FOURCC('I','4','2','0') ) )
152     {
153         err = FindCodec( kYUV420CodecType, bestSpeedCodec,
154                          nil, &p_vout->p_sys->img_dc );
155         if( err == noErr && p_vout->p_sys->img_dc != 0 )
156         {
157             p_vout->output.i_chroma = VLC_FOURCC('I','4','2','0');
158             p_vout->p_sys->i_codec = kYUV420CodecType;
159         }
160         else
161         {
162             msg_Err( p_vout, "failed to find an appropriate codec" );
163         }
164     }
165     else
166     {
167         msg_Err( p_vout, "chroma 0x%08x not supported",
168                          p_vout->render.i_chroma );
169     }
170
171     if( p_vout->p_sys->img_dc == 0 )
172     {
173         free( p_vout->p_sys->p_matrix );
174         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
175         free( p_vout->p_sys );
176         return( 1 );        
177     }
178
179     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
180     NSArray * o_screens = [NSScreen screens];
181     if( [o_screens count] > 0 && var_Type( p_vout, "video-device" ) == 0 )
182     {
183         int i = 1;
184         vlc_value_t val;
185         NSScreen * o_screen;
186
187         int i_option = config_GetInt( p_vout, "macosx-vdev" );
188
189         var_Create( p_vout, "video-device", VLC_VAR_STRING |
190                                             VLC_VAR_HASCHOICE ); 
191
192         NSEnumerator * o_enumerator = [o_screens objectEnumerator];
193
194         while( (o_screen = [o_enumerator nextObject]) != NULL )
195         {
196             char psz_temp[255];
197             NSRect s_rect = [o_screen frame];
198
199             snprintf( psz_temp, sizeof(psz_temp)/sizeof(psz_temp[0])-1, 
200                       "%s %d (%dx%d)", _("Screen"), i,
201                       (int)s_rect.size.width, (int)s_rect.size.height ); 
202
203             val.psz_string = psz_temp;
204             var_Change( p_vout, "video-device", VLC_VAR_ADDCHOICE, &val );
205
206             if( ( i - 1 ) == i_option )
207             {
208                 var_Set( p_vout, "video-device", val );
209             }
210
211             i++;
212         }
213
214         var_AddCallback( p_vout, "video-device", vout_VarCallback,
215                          NULL );
216
217         val.b_bool = VLC_TRUE;
218         var_Set( p_vout, "intf-change", val );
219     }
220     [o_pool release];
221
222     if( CoCreateWindow( p_vout ) )
223     {
224         msg_Err( p_vout, "unable to create window" );
225         free( p_vout->p_sys->p_matrix );
226         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
227         free( p_vout->p_sys ); 
228         return( 1 );
229     }
230
231     p_vout->pf_init = vout_Init;
232     p_vout->pf_end = vout_End;
233     p_vout->pf_manage = vout_Manage;
234     p_vout->pf_render = NULL;
235     p_vout->pf_display = vout_Display;
236
237     return( 0 );
238 }
239
240 /*****************************************************************************
241  * vout_Init: initialize video thread output method
242  *****************************************************************************/
243 static int vout_Init( vout_thread_t *p_vout )
244 {
245     int i_index;
246     picture_t *p_pic;
247
248     I_OUTPUTPICTURES = 0;
249
250     /* Initialize the output structure; we already found a codec,
251      * and the corresponding chroma we will be using. Since we can
252      * arbitrary scale, stick to the coordinates and aspect. */
253     p_vout->output.i_width  = p_vout->render.i_width;
254     p_vout->output.i_height = p_vout->render.i_height;
255     p_vout->output.i_aspect = p_vout->render.i_aspect;
256
257     SetPort( p_vout->p_sys->p_qdport );
258     QTScaleMatrix( p_vout );
259
260     if( QTCreateSequence( p_vout ) )
261     {
262         msg_Err( p_vout, "unable to create sequence" );
263         return( 1 );
264     }
265
266     /* Try to initialize up to QT_MAX_DIRECTBUFFERS direct buffers */
267     while( I_OUTPUTPICTURES < QT_MAX_DIRECTBUFFERS )
268     {
269         p_pic = NULL;
270
271         /* Find an empty picture slot */
272         for( i_index = 0; i_index < VOUT_MAX_PICTURES; i_index++ )
273         {
274             if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
275             {
276                 p_pic = p_vout->p_picture + i_index;
277                 break;
278             }
279         }
280
281         /* Allocate the picture */
282         if( p_pic == NULL || QTNewPicture( p_vout, p_pic ) )
283         {
284             break;
285         }
286
287         p_pic->i_status = DESTROYED_PICTURE;
288         p_pic->i_type   = DIRECT_PICTURE;
289
290         PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
291
292         I_OUTPUTPICTURES++;
293     }
294
295     return( 0 );
296 }
297
298 /*****************************************************************************
299  * vout_End: terminate video thread output method
300  *****************************************************************************/
301 static void vout_End( vout_thread_t *p_vout )
302 {
303     int i_index;
304
305     QTDestroySequence( p_vout );
306
307     /* Free the direct buffers we allocated */
308     for( i_index = I_OUTPUTPICTURES; i_index; )
309     {
310         i_index--;
311         QTFreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
312     }
313 }
314
315 /*****************************************************************************
316  * CloseVideo: destroy video thread output method
317  *****************************************************************************/
318 void E_(CloseVideo) ( vlc_object_t *p_this )
319 {       
320     vout_thread_t * p_vout = (vout_thread_t *)p_this;     
321
322     if( CoDestroyWindow( p_vout ) )
323     {
324         msg_Err( p_vout, "unable to destroy window" );
325     }
326
327     if ( p_vout->p_sys->p_fullscreen_state != NULL )
328         EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
329
330     ExitMovies();
331
332     free( p_vout->p_sys->p_matrix );
333     DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
334
335     free( p_vout->p_sys );
336 }
337
338 /*****************************************************************************
339  * vout_Manage: handle events
340  *****************************************************************************
341  * This function should be called regularly by video output thread. It manages
342  * console events. It returns a non null value on error.
343  *****************************************************************************/
344 static int vout_Manage( vout_thread_t *p_vout )
345 {
346     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
347     {
348         if( CoToggleFullscreen( p_vout ) )  
349         {
350             return( 1 );
351         }
352
353         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
354     }
355
356     if( p_vout->i_changes & VOUT_SIZE_CHANGE ) 
357     {
358         QTScaleMatrix( p_vout );
359         SetDSequenceMatrix( p_vout->p_sys->i_seq, 
360                             p_vout->p_sys->p_matrix );
361  
362         p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
363     }
364
365     /* hide/show mouse cursor 
366      * this code looks unnecessarily complicated, but is necessary like this.
367      * it has to deal with multiple monitors and therefore checks a lot */
368     if( !p_vout->p_sys->b_mouse_moved && p_vout->b_fullscreen )
369     {
370         if( mdate() - p_vout->p_sys->i_time_mouse_last_moved > 2000000 && 
371                    p_vout->p_sys->b_mouse_pointer_visible )
372         {
373             VLCHideMouse( p_vout, YES );
374         }
375         else if ( !p_vout->p_sys->b_mouse_pointer_visible )
376         {
377             vlc_bool_t b_playing = NO;
378             playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
379                                                                     FIND_ANYWHERE );
380
381             if ( p_playlist != nil )
382             {
383                 vlc_mutex_lock( &p_playlist->object_lock );
384                 if( p_playlist->p_input != NULL )
385                 {
386                     vlc_mutex_lock( &p_playlist->p_input->stream.stream_lock );
387                     b_playing = p_playlist->p_input->stream.control.i_status != PAUSE_S;
388                     vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );
389                 }
390                 vlc_mutex_unlock( &p_playlist->object_lock );
391                 vlc_object_release( p_playlist );
392             }
393             if ( ![p_vout->p_sys->o_window isKeyWindow] || !b_playing )
394             {
395                 VLCHideMouse( p_vout, NO );
396             }
397         }
398     }
399     else if ( p_vout->p_sys->b_mouse_moved && p_vout->b_fullscreen )
400     {
401         if( !p_vout->p_sys->b_mouse_pointer_visible )
402         {
403             VLCHideMouse( p_vout, NO );
404         }
405         else
406         {
407             p_vout->p_sys->b_mouse_moved = NO;
408         }
409     }
410     
411     return( 0 );
412 }
413
414 /*****************************************************************************
415  * vout_Display: displays previously rendered output
416  *****************************************************************************
417  * This function sends the currently rendered image to the display.
418  *****************************************************************************/
419 static void vout_Display( vout_thread_t *p_vout, picture_t *p_pic )
420 {
421     OSErr err;
422     CodecFlags flags;
423
424     if( ( err = DecompressSequenceFrameS( 
425                     p_vout->p_sys->i_seq,
426                     p_pic->p_sys->p_info,
427                     p_pic->p_sys->i_size,                    
428                     codecFlagUseImageBuffer, &flags, nil ) != noErr ) )
429     {
430         msg_Warn( p_vout, "DecompressSequenceFrameS failed: %d", err );
431     }
432     else
433     {
434         QDFlushPortBuffer( p_vout->p_sys->p_qdport, nil );
435     }
436 }
437
438 /*****************************************************************************
439  * CoSendRequest: send request to interface thread
440  *****************************************************************************
441  * Returns 0 on success, 1 otherwise
442  *****************************************************************************/
443 static int CoSendRequest( vout_thread_t *p_vout, SEL sel )
444 {
445     int i_ret = 0;
446
447     VLCVout * o_vlv = [[VLCVout alloc] init];
448
449     if( ( i_ret = ExecuteOnMainThread( o_vlv, sel, (void *)p_vout ) ) )
450     {
451         msg_Err( p_vout, "SendRequest: no way to communicate with mt" );
452     }
453
454     [o_vlv release];
455
456     return( i_ret );
457 }
458
459 /*****************************************************************************
460  * CoCreateWindow: create new window 
461  *****************************************************************************
462  * Returns 0 on success, 1 otherwise
463  *****************************************************************************/
464 static int CoCreateWindow( vout_thread_t *p_vout )
465 {
466     if( CoSendRequest( p_vout, @selector(createWindow:) ) )
467     {
468         msg_Err( p_vout, "CoSendRequest (createWindow) failed" );
469         return( 1 );
470     }
471
472     return( 0 );
473 }
474
475 /*****************************************************************************
476  * CoDestroyWindow: destroy window 
477  *****************************************************************************
478  * Returns 0 on success, 1 otherwise
479  *****************************************************************************/
480 static int CoDestroyWindow( vout_thread_t *p_vout )
481 {
482     if( !p_vout->p_sys->b_mouse_pointer_visible )
483     {
484         VLCHideMouse( p_vout, NO );
485     }
486
487     if( CoSendRequest( p_vout, @selector(destroyWindow:) ) )
488     {
489         msg_Err( p_vout, "CoSendRequest (destroyWindow) failed" );
490         return( 1 );
491     }
492
493     return( 0 );
494 }
495
496 /*****************************************************************************
497  * CoToggleFullscreen: toggle fullscreen 
498  *****************************************************************************
499  * Returns 0 on success, 1 otherwise
500  *****************************************************************************/
501 static int CoToggleFullscreen( vout_thread_t *p_vout )
502 {
503     QTDestroySequence( p_vout );
504
505     if( CoDestroyWindow( p_vout ) )
506     {
507         msg_Err( p_vout, "unable to destroy window" );
508         return( 1 );
509     }
510     
511     p_vout->b_fullscreen = !p_vout->b_fullscreen;
512
513     config_PutInt( p_vout, "fullscreen", p_vout->b_fullscreen );
514
515     if( CoCreateWindow( p_vout ) )
516     {
517         msg_Err( p_vout, "unable to create window" );
518         return( 1 );
519     }
520
521     SetPort( p_vout->p_sys->p_qdport );
522     QTScaleMatrix( p_vout );
523
524     if( QTCreateSequence( p_vout ) )
525     {
526         msg_Err( p_vout, "unable to create sequence" );
527         return( 1 ); 
528     } 
529
530     return( 0 );
531 }
532
533 /*****************************************************************************
534  * VLCHideMouse: if b_hide then hide the cursor
535  *****************************************************************************/
536 static void VLCHideMouse ( vout_thread_t *p_vout, BOOL b_hide )
537 {
538     BOOL b_inside;
539     NSRect s_rect;
540     NSPoint ml;
541     NSWindow *o_window = p_vout->p_sys->o_window;
542     NSView *o_contents = [o_window contentView];
543     
544     s_rect = [o_contents bounds];
545     ml = [o_window convertScreenToBase:[NSEvent mouseLocation]];
546     ml = [o_contents convertPoint:ml fromView:nil];
547     b_inside = [o_contents mouse: ml inRect: s_rect];
548     
549     if ( b_hide && b_inside )
550     {
551         /* only hide if mouse over VLCView */
552         [NSCursor hide];
553         p_vout->p_sys->b_mouse_pointer_visible = 0;
554     }
555     else if ( !b_hide )
556     {
557         if ( ![o_window isKeyWindow] && b_inside )
558         {
559             /* be nice for ppl with multi monitors */
560             p_vout->p_sys->b_mouse_moved = NO;
561             p_vout->p_sys->i_time_mouse_last_moved = mdate();
562             return;
563         }
564         [NSCursor unhide];
565         p_vout->p_sys->b_mouse_pointer_visible = 1;
566     }
567     p_vout->p_sys->b_mouse_moved = NO;
568     p_vout->p_sys->i_time_mouse_last_moved = mdate();
569     return;
570 }
571
572 /*****************************************************************************
573  * QTScaleMatrix: scale matrix 
574  *****************************************************************************/
575 static void QTScaleMatrix( vout_thread_t *p_vout )
576 {
577     Rect s_rect;
578     unsigned int i_width, i_height;
579     Fixed factor_x, factor_y;
580     unsigned int i_offset_x = 0;
581     unsigned int i_offset_y = 0;
582
583     GetPortBounds( p_vout->p_sys->p_qdport, &s_rect );
584
585     i_width = s_rect.right - s_rect.left;
586     i_height = s_rect.bottom - s_rect.top;
587
588     if( i_height * p_vout->output.i_aspect < i_width * VOUT_ASPECT_FACTOR )
589     {
590         int i_adj_width = i_height * p_vout->output.i_aspect /
591                           VOUT_ASPECT_FACTOR;
592
593         factor_x = FixDiv( Long2Fix( i_adj_width ),
594                            Long2Fix( p_vout->output.i_width ) );
595         factor_y = FixDiv( Long2Fix( i_height ),
596                            Long2Fix( p_vout->output.i_height ) );
597
598         i_offset_x = (i_width - i_adj_width) / 2;
599     }
600     else
601     {
602         int i_adj_height = i_width * VOUT_ASPECT_FACTOR /
603                            p_vout->output.i_aspect;
604
605         factor_x = FixDiv( Long2Fix( i_width ),
606                            Long2Fix( p_vout->output.i_width ) );
607         factor_y = FixDiv( Long2Fix( i_adj_height ),
608                            Long2Fix( p_vout->output.i_height ) );
609
610         i_offset_y = (i_height - i_adj_height) / 2;
611     }
612     
613     SetIdentityMatrix( p_vout->p_sys->p_matrix );
614
615     ScaleMatrix( p_vout->p_sys->p_matrix,
616                  factor_x, factor_y,
617                  Long2Fix(0), Long2Fix(0) );            
618
619     TranslateMatrix( p_vout->p_sys->p_matrix, 
620                      Long2Fix(i_offset_x), 
621                      Long2Fix(i_offset_y) );
622 }
623
624 /*****************************************************************************
625  * QTCreateSequence: create a new sequence 
626  *****************************************************************************
627  * Returns 0 on success, 1 otherwise
628  *****************************************************************************/
629 static int QTCreateSequence( vout_thread_t *p_vout )
630 {
631     OSErr err;
632     ImageDescriptionPtr p_descr;
633
634     HLock( (Handle)p_vout->p_sys->h_img_descr );
635     p_descr = *p_vout->p_sys->h_img_descr;
636
637     p_descr->idSize = sizeof(ImageDescription);
638     p_descr->cType = p_vout->p_sys->i_codec;
639     p_descr->version = 1;
640     p_descr->revisionLevel = 0;
641     p_descr->vendor = 'appl';
642     p_descr->width = p_vout->output.i_width;
643     p_descr->height = p_vout->output.i_height;
644     p_descr->hRes = Long2Fix(72);
645     p_descr->vRes = Long2Fix(72);
646     p_descr->spatialQuality = codecLosslessQuality;
647     p_descr->frameCount = 1;
648     p_descr->clutID = -1;
649     p_descr->dataSize = 0;
650     p_descr->depth = 24;
651
652     HUnlock( (Handle)p_vout->p_sys->h_img_descr );
653
654     if( ( err = DecompressSequenceBeginS( 
655                               &p_vout->p_sys->i_seq,
656                               p_vout->p_sys->h_img_descr,
657                               NULL, 0,
658                               p_vout->p_sys->p_qdport,
659                               NULL, NULL,
660                               p_vout->p_sys->p_matrix,
661                               0, NULL,
662                               codecFlagUseImageBuffer,
663                               codecLosslessQuality,
664                               p_vout->p_sys->img_dc ) ) )
665     {
666         msg_Err( p_vout, "DecompressSequenceBeginS failed: %d", err );
667         return( 1 );
668     }
669
670     return( 0 );
671 }
672
673 /*****************************************************************************
674  * QTDestroySequence: destroy sequence 
675  *****************************************************************************/
676 static void QTDestroySequence( vout_thread_t *p_vout )
677 {
678     CDSequenceEnd( p_vout->p_sys->i_seq );
679 }
680
681 /*****************************************************************************
682  * QTNewPicture: allocate a picture
683  *****************************************************************************
684  * Returns 0 on success, 1 otherwise
685  *****************************************************************************/
686 static int QTNewPicture( vout_thread_t *p_vout, picture_t *p_pic )
687 {
688     int i_width  = p_vout->output.i_width;
689     int i_height = p_vout->output.i_height;
690
691     /* We know the chroma, allocate a buffer which will be used
692      * directly by the decoder */
693     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
694
695     if( p_pic->p_sys == NULL )
696     {
697         return( -1 );
698     }
699
700     switch( p_vout->output.i_chroma )
701     {
702         case VLC_FOURCC('I','4','2','0'):
703
704             p_pic->p_sys->p_info = (void *)&p_pic->p_sys->pixmap_i420;
705             p_pic->p_sys->i_size = sizeof(PlanarPixmapInfoYUV420);
706
707             /* Allocate the memory buffer */
708             p_pic->p_data = vlc_memalign( &p_pic->p_data_orig,
709                                           16, i_width * i_height * 3 / 2 );
710
711             /* Y buffer */
712             p_pic->Y_PIXELS = p_pic->p_data; 
713             p_pic->p[Y_PLANE].i_lines = i_height;
714             p_pic->p[Y_PLANE].i_pitch = i_width;
715             p_pic->p[Y_PLANE].i_pixel_pitch = 1;
716             p_pic->p[Y_PLANE].i_visible_pitch = i_width;
717
718             /* U buffer */
719             p_pic->U_PIXELS = p_pic->Y_PIXELS + i_height * i_width;
720             p_pic->p[U_PLANE].i_lines = i_height / 2;
721             p_pic->p[U_PLANE].i_pitch = i_width / 2;
722             p_pic->p[U_PLANE].i_pixel_pitch = 1;
723             p_pic->p[U_PLANE].i_visible_pitch = i_width / 2;
724
725             /* V buffer */
726             p_pic->V_PIXELS = p_pic->U_PIXELS + i_height * i_width / 4;
727             p_pic->p[V_PLANE].i_lines = i_height / 2;
728             p_pic->p[V_PLANE].i_pitch = i_width / 2;
729             p_pic->p[V_PLANE].i_pixel_pitch = 1;
730             p_pic->p[V_PLANE].i_visible_pitch = i_width / 2;
731
732             /* We allocated 3 planes */
733             p_pic->i_planes = 3;
734
735 #define P p_pic->p_sys->pixmap_i420
736             P.componentInfoY.offset = (void *)p_pic->Y_PIXELS
737                                        - p_pic->p_sys->p_info;
738             P.componentInfoCb.offset = (void *)p_pic->U_PIXELS
739                                         - p_pic->p_sys->p_info;
740             P.componentInfoCr.offset = (void *)p_pic->V_PIXELS
741                                         - p_pic->p_sys->p_info;
742
743             P.componentInfoY.rowBytes = i_width;
744             P.componentInfoCb.rowBytes = i_width / 2;
745             P.componentInfoCr.rowBytes = i_width / 2;
746 #undef P
747
748             break;
749
750     default:
751         /* Unknown chroma, tell the guy to get lost */
752         free( p_pic->p_sys );
753         msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
754                  p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
755         p_pic->i_planes = 0;
756         return( -1 );
757     }
758
759     return( 0 );
760 }
761
762 /*****************************************************************************
763  * QTFreePicture: destroy a picture allocated with QTNewPicture
764  *****************************************************************************/
765 static void QTFreePicture( vout_thread_t *p_vout, picture_t *p_pic )
766 {
767     switch( p_vout->output.i_chroma )
768     {
769         case VLC_FOURCC('I','4','2','0'):
770             free( p_pic->p_data_orig );
771             break;
772     }
773
774     free( p_pic->p_sys );
775 }
776
777 /*****************************************************************************
778  * VLCWindow implementation
779  *****************************************************************************/
780 @implementation VLCWindow
781
782 - (void)setVout:(vout_thread_t *)_p_vout
783 {
784     p_vout = _p_vout;
785 }
786
787 - (vout_thread_t *)getVout
788 {
789     return( p_vout );
790 }
791
792 - (void)scaleWindowWithFactor: (float)factor
793 {
794     NSSize newsize;
795     int i_corrected_height, i_corrected_width;
796     NSPoint topleftbase;
797     NSPoint topleftscreen;
798     
799     if ( !p_vout->b_fullscreen )
800     {
801         topleftbase.x = 0;
802         topleftbase.y = [self frame].size.height;
803         topleftscreen = [self convertBaseToScreen: topleftbase];
804         
805         if( p_vout->output.i_height * p_vout->output.i_aspect > 
806                         p_vout->output.i_width * VOUT_ASPECT_FACTOR )
807         {
808             i_corrected_width = p_vout->output.i_height * p_vout->output.i_aspect /
809                                             VOUT_ASPECT_FACTOR;
810             newsize.width = (int) ( i_corrected_width * factor );
811             newsize.height = (int) ( p_vout->render.i_height * factor );
812         }
813         else
814         {
815             i_corrected_height = p_vout->output.i_width * VOUT_ASPECT_FACTOR /
816                                             p_vout->output.i_aspect;
817             newsize.width = (int) ( p_vout->render.i_width * factor );
818             newsize.height = (int) ( i_corrected_height * factor );
819         }
820     
821         [self setContentSize: newsize];
822         
823         [self setFrameTopLeftPoint: topleftscreen];
824         p_vout->i_changes |= VOUT_SIZE_CHANGE;
825     }
826 }
827
828 - (void)toggleFullscreen
829 {
830     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
831 }
832
833 - (BOOL)isFullscreen
834 {
835     return( p_vout->b_fullscreen );
836 }
837
838 - (BOOL)canBecomeKeyWindow
839 {
840     return( YES );
841 }
842
843 - (void)keyDown:(NSEvent *)o_event
844 {
845     unichar key = 0;
846
847     if( [[o_event characters] length] )
848     {
849         key = [[o_event characters] characterAtIndex: 0];
850     }
851
852     switch( key )
853     {
854         case 'f': case 'F':
855             [self toggleFullscreen];
856             break;
857
858         case (unichar)0x1b: /* escape */
859             if( [self isFullscreen] )
860             {
861                 [self toggleFullscreen];
862             }
863             break;
864
865         case 'q': case 'Q':
866             p_vout->p_vlc->b_die = VLC_TRUE;
867             break;
868
869         case ' ':
870             input_SetStatus( p_vout, INPUT_STATUS_PAUSE );
871             break;
872
873         default:
874             [super keyDown: o_event];
875             break;
876     }
877 }
878
879 - (void)updateTitle
880 {
881     NSMutableString * o_title;
882     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
883                                                        FIND_ANYWHERE );
884     
885     if( p_playlist == NULL )
886     {
887         return;
888     }
889
890     vlc_mutex_lock( &p_playlist->object_lock );
891     o_title = [NSMutableString stringWithUTF8String: 
892         p_playlist->pp_items[p_playlist->i_index]->psz_name]; 
893     vlc_mutex_unlock( &p_playlist->object_lock );
894
895     vlc_object_release( p_playlist );
896
897     if( o_title != nil )
898     {
899         NSRange prefix_range = [o_title rangeOfString: @"file:"];
900         if( prefix_range.location != NSNotFound )
901         {
902             [o_title deleteCharactersInRange: prefix_range];
903         }
904
905         [self setTitleWithRepresentedFilename: o_title];
906     }
907     else
908     {
909         [self setTitle:
910             [NSString stringWithCString: VOUT_TITLE " (QuickTime)"]];
911     }
912 }
913
914 /* This is actually the same as VLCControls::stop. */
915 - (BOOL)windowShouldClose:(id)sender
916 {
917     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
918                                                        FIND_ANYWHERE );
919     if( p_playlist == NULL )      
920     {
921         return NO;
922     }
923
924     playlist_Stop( p_playlist );
925     vlc_object_release( p_playlist );
926
927     /* The window will be closed by the intf later. */
928     return NO;
929 }
930
931 @end
932
933 /*****************************************************************************
934  * VLCView implementation
935  *****************************************************************************/
936 @implementation VLCView
937
938 - (void)drawRect:(NSRect)rect
939 {
940     vout_thread_t * p_vout;
941     id o_window = [self window];
942     p_vout = (vout_thread_t *)[o_window getVout];
943     
944     [[NSColor blackColor] set];
945     NSRectFill( rect );
946     [super drawRect: rect];
947
948     p_vout->i_changes |= VOUT_SIZE_CHANGE;
949 }
950
951 - (BOOL)acceptsFirstResponder
952 {
953     return( YES );
954 }
955
956 - (BOOL)becomeFirstResponder
957 {
958     vout_thread_t * p_vout;
959     id o_window = [self window];
960     p_vout = (vout_thread_t *)[o_window getVout];
961     
962     [o_window setAcceptsMouseMovedEvents: YES];
963     return( YES );
964 }
965
966 - (BOOL)resignFirstResponder
967 {
968     vout_thread_t * p_vout;
969     id o_window = [self window];
970     p_vout = (vout_thread_t *)[o_window getVout];
971     
972     [o_window setAcceptsMouseMovedEvents: NO];
973     VLCHideMouse( p_vout, NO );
974     return( YES );
975 }
976
977 - (void)mouseDown:(NSEvent *)o_event
978 {
979     vout_thread_t * p_vout;
980     id o_window = [self window];
981     p_vout = (vout_thread_t *)[o_window getVout];
982     vlc_value_t val;
983
984     switch( [o_event type] )
985     {        
986         case NSLeftMouseDown:
987         {
988             var_Get( p_vout, "mouse-button-down", &val );
989             val.i_int |= 1;
990             var_Set( p_vout, "mouse-button-down", val );
991         }
992         break;
993         
994         default:
995             [super mouseDown: o_event];
996         break;
997     }
998 }
999
1000 - (void)otherMouseDown:(NSEvent *)o_event
1001 {
1002     /* This is not the the wheel button. you need to poll the
1003      * mouseWheel event for that. other is a third, forth or fifth button */
1004     vout_thread_t * p_vout;
1005     id o_window = [self window];
1006     p_vout = (vout_thread_t *)[o_window getVout];
1007     vlc_value_t val;
1008
1009     switch( [o_event type] )
1010     {
1011         case NSOtherMouseDown:
1012         {
1013             var_Get( p_vout, "mouse-button-down", &val );
1014             val.i_int |= 2;
1015             var_Set( p_vout, "mouse-button-down", val );
1016         }
1017         break;
1018         
1019         default:
1020             [super mouseDown: o_event];
1021         break;
1022     }
1023 }
1024
1025 - (void)rightMouseDown:(NSEvent *)o_event
1026 {
1027     vout_thread_t * p_vout;
1028     id o_window = [self window];
1029     p_vout = (vout_thread_t *)[o_window getVout];
1030     vlc_value_t val;
1031
1032     switch( [o_event type] )
1033     {
1034         case NSRightMouseDown:
1035         {
1036             var_Get( p_vout, "mouse-button-down", &val );
1037             val.i_int |= 4;
1038             var_Set( p_vout, "mouse-button-down", val );
1039         }
1040         break;
1041         
1042         default:
1043             [super mouseDown: o_event];
1044         break;
1045     }
1046 }
1047
1048 - (void)mouseUp:(NSEvent *)o_event
1049 {
1050     vout_thread_t * p_vout;
1051     id o_window = [self window];
1052     p_vout = (vout_thread_t *)[o_window getVout];
1053     vlc_value_t val;
1054
1055     switch( [o_event type] )
1056     {
1057         case NSLeftMouseUp:
1058         {
1059             vlc_value_t b_val;
1060             b_val.b_bool = VLC_TRUE;
1061             var_Set( p_vout, "mouse-clicked", b_val );
1062             
1063             var_Get( p_vout, "mouse-button-down", &val );
1064             val.i_int &= ~1;
1065             var_Set( p_vout, "mouse-button-down", val );
1066         }
1067         break;
1068                 
1069         default:
1070             [super mouseUp: o_event];
1071         break;
1072     }
1073 }
1074
1075 - (void)otherMouseUp:(NSEvent *)o_event
1076 {
1077     vout_thread_t * p_vout;
1078     id o_window = [self window];
1079     p_vout = (vout_thread_t *)[o_window getVout];
1080     vlc_value_t val;
1081
1082     switch( [o_event type] )
1083     {
1084         case NSOtherMouseUp:
1085         {
1086             var_Get( p_vout, "mouse-button-down", &val );
1087             val.i_int &= ~2;
1088             var_Set( p_vout, "mouse-button-down", val );
1089         }
1090         break;
1091                 
1092         default:
1093             [super mouseUp: o_event];
1094         break;
1095     }
1096 }
1097
1098 - (void)rightMouseUp:(NSEvent *)o_event
1099 {
1100     vout_thread_t * p_vout;
1101     id o_window = [self window];
1102     p_vout = (vout_thread_t *)[o_window getVout];
1103     vlc_value_t val;
1104
1105     switch( [o_event type] )
1106     {
1107         case NSRightMouseUp:
1108         {
1109             var_Get( p_vout, "mouse-button-down", &val );
1110             val.i_int &= ~4;
1111             var_Set( p_vout, "mouse-button-down", val );
1112         }
1113         break;
1114         
1115         default:
1116             [super mouseUp: o_event];
1117         break;
1118     }
1119 }
1120
1121 - (void)mouseDragged:(NSEvent *)o_event
1122 {
1123     [self mouseMoved:o_event];
1124 }
1125
1126 - (void)otherMouseDragged:(NSEvent *)o_event
1127 {
1128     [self mouseMoved:o_event];
1129 }
1130
1131 - (void)rightMouseDragged:(NSEvent *)o_event
1132 {
1133     [self mouseMoved:o_event];
1134 }
1135
1136 - (void)mouseMoved:(NSEvent *)o_event
1137 {
1138     NSPoint ml;
1139     NSRect s_rect;
1140     BOOL b_inside;
1141
1142     vout_thread_t * p_vout;
1143     id o_window = [self window];
1144     p_vout = (vout_thread_t *)[o_window getVout];
1145
1146     s_rect = [self bounds];
1147     ml = [self convertPoint: [o_event locationInWindow] fromView: nil];
1148     b_inside = [self mouse: ml inRect: s_rect];
1149
1150     if( b_inside )
1151     {
1152         vlc_value_t val;
1153         int i_width, i_height, i_x, i_y;
1154         
1155         vout_PlacePicture( p_vout, (unsigned int)s_rect.size.width,
1156                                    (unsigned int)s_rect.size.height,
1157                                    &i_x, &i_y, &i_width, &i_height );
1158
1159         val.i_int = ( ((int)ml.x) - i_x ) * 
1160                     p_vout->render.i_width / i_width;
1161         var_Set( p_vout, "mouse-x", val );
1162
1163         val.i_int = ( ((int)ml.y) - i_y ) * 
1164                     p_vout->render.i_height / i_height;
1165         var_Set( p_vout, "mouse-y", val );
1166             
1167         val.b_bool = VLC_TRUE;
1168         var_Set( p_vout, "mouse-moved", val );
1169         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1170         p_vout->p_sys->b_mouse_moved = YES;
1171     }
1172     else if ( !b_inside && !p_vout->p_sys->b_mouse_pointer_visible )
1173     {
1174         /* people with multiple monitors need their mouse,
1175          * even if VLCView in fullscreen. */
1176         VLCHideMouse( p_vout, NO );
1177     }
1178     
1179     [super mouseMoved: o_event];
1180 }
1181
1182 @end
1183
1184 /*****************************************************************************
1185  * VLCVout implementation
1186  *****************************************************************************/
1187 @implementation VLCVout
1188
1189 - (void)createWindow:(NSValue *)o_value
1190 {
1191     vlc_value_t val;
1192     VLCView * o_view;
1193     NSScreen * o_screen;
1194     vout_thread_t * p_vout;
1195     vlc_bool_t b_main_screen;
1196     
1197     p_vout = (vout_thread_t *)[o_value pointerValue];
1198
1199     p_vout->p_sys->o_window = [VLCWindow alloc];
1200     [p_vout->p_sys->o_window setVout: p_vout];
1201     [p_vout->p_sys->o_window setReleasedWhenClosed: YES];
1202
1203     if( var_Get( p_vout, "video-device", &val ) < 0 )
1204     {
1205         o_screen = [NSScreen mainScreen];
1206         b_main_screen = 1;
1207     }
1208     else
1209     {
1210         unsigned int i_index = 0;
1211         NSArray *o_screens = [NSScreen screens];
1212
1213         if( !sscanf( val.psz_string, _("Screen %d"), &i_index ) ||
1214             [o_screens count] < i_index )
1215         {
1216             o_screen = [NSScreen mainScreen];
1217             b_main_screen = 1;
1218         }
1219         else
1220         {
1221             i_index--;
1222             o_screen = [o_screens objectAtIndex: i_index];
1223             config_PutInt( p_vout, "macosx-vdev", i_index );
1224             b_main_screen = (i_index == 0);
1225         } 
1226
1227         free( val.psz_string );
1228     } 
1229
1230     if( p_vout->b_fullscreen )
1231     {
1232         NSRect screen_rect = [o_screen frame];
1233         screen_rect.origin.x = screen_rect.origin.y = 0;
1234
1235         if ( b_main_screen && p_vout->p_sys->p_fullscreen_state == NULL )
1236             BeginFullScreen( &p_vout->p_sys->p_fullscreen_state, NULL, 0, 0,
1237                              NULL, NULL, fullScreenAllowEvents );
1238
1239         [p_vout->p_sys->o_window 
1240             initWithContentRect: screen_rect
1241             styleMask: NSBorderlessWindowMask
1242             backing: NSBackingStoreBuffered
1243             defer: NO screen: o_screen];
1244
1245         [p_vout->p_sys->o_window setLevel: NSPopUpMenuWindowLevel - 1];
1246         p_vout->p_sys->b_mouse_moved = 1;
1247         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1248     }
1249     else
1250     {
1251         unsigned int i_stylemask = NSTitledWindowMask |
1252                                    NSMiniaturizableWindowMask |
1253                                    NSClosableWindowMask |
1254                                    NSResizableWindowMask;
1255         
1256         if ( p_vout->p_sys->p_fullscreen_state != NULL )
1257             EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
1258         p_vout->p_sys->p_fullscreen_state = NULL;
1259
1260         [p_vout->p_sys->o_window 
1261             initWithContentRect: p_vout->p_sys->s_rect
1262             styleMask: i_stylemask
1263             backing: NSBackingStoreBuffered
1264             defer: NO screen: o_screen];
1265
1266         if( !p_vout->p_sys->b_pos_saved )   
1267         {
1268             [p_vout->p_sys->o_window center];
1269         }
1270     }
1271
1272     o_view = [[VLCView alloc] init];
1273     /* FIXME: [o_view setMenu:] */
1274     [p_vout->p_sys->o_window setContentView: o_view];
1275     [o_view autorelease];
1276
1277     [o_view lockFocus];
1278     p_vout->p_sys->p_qdport = [o_view qdPort];
1279     [o_view unlockFocus];
1280     
1281     [p_vout->p_sys->o_window updateTitle];
1282     [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1283 }
1284
1285 - (void)destroyWindow:(NSValue *)o_value
1286 {
1287     vout_thread_t * p_vout;
1288
1289     p_vout = (vout_thread_t *)[o_value pointerValue];
1290
1291     if( !p_vout->b_fullscreen )
1292     {
1293         NSRect s_rect;
1294
1295         s_rect = [[p_vout->p_sys->o_window contentView] frame];
1296         p_vout->p_sys->s_rect.size = s_rect.size;
1297
1298         s_rect = [p_vout->p_sys->o_window frame];
1299         p_vout->p_sys->s_rect.origin = s_rect.origin;
1300
1301         p_vout->p_sys->b_pos_saved = 1;
1302     }
1303     
1304     p_vout->p_sys->p_qdport = nil;
1305     [p_vout->p_sys->o_window close];
1306     p_vout->p_sys->o_window = nil;
1307 }
1308
1309 @end