fea47077ded868d3a663bc000bd0a165f06a7675
[vlc.git] / modules / gui / macosx / vout.m
1 /*****************************************************************************
2  * vout.m: MacOS X video output plugin
3  *****************************************************************************
4  * Copyright (C) 2001-2003 VideoLAN
5  * $Id: vout.m,v 1.17 2003/01/24 00:17:20 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 <vlc/vlc.h>
35 #include <vlc/vout.h>
36 #include <vlc/aout.h>
37 #include <vlc/intf.h>
38
39 #include <Cocoa/Cocoa.h>
40 #include <QuickTime/QuickTime.h>
41
42 #include "intf.h"
43 #include "vout.h"
44
45 #define QT_MAX_DIRECTBUFFERS 10
46
47 struct picture_sys_t
48 {
49     void *p_info;
50     unsigned int i_size;
51
52     /* When using I420 output */
53     PlanarPixmapInfoYUV420 pixmap_i420;
54 };
55
56 /*****************************************************************************
57  * Local prototypes
58  *****************************************************************************/
59 static int  vout_Init      ( vout_thread_t * );
60 static void vout_End       ( vout_thread_t * );
61 static int  vout_Manage    ( vout_thread_t * );
62 static void vout_Display   ( vout_thread_t *, picture_t * );
63
64 static int  CoSendRequest      ( vout_thread_t *, SEL );
65 static int  CoCreateWindow     ( vout_thread_t * );
66 static int  CoDestroyWindow    ( vout_thread_t * );
67 static int  CoToggleFullscreen ( vout_thread_t * );
68
69 static void QTScaleMatrix      ( vout_thread_t * );
70 static int  QTCreateSequence   ( vout_thread_t * );
71 static void QTDestroySequence  ( vout_thread_t * );
72 static int  QTNewPicture       ( vout_thread_t *, picture_t * );
73 static void QTFreePicture      ( vout_thread_t *, picture_t * );
74
75 /*****************************************************************************
76  * OpenVideo: allocates MacOS X video thread output method
77  *****************************************************************************
78  * This function allocates and initializes a MacOS X vout method.
79  *****************************************************************************/
80 int E_(OpenVideo) ( vlc_object_t *p_this )
81 {   
82     vout_thread_t * p_vout = (vout_thread_t *)p_this;
83     OSErr err;
84     int i_timeout;
85
86     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
87     if( p_vout->p_sys == NULL )
88     {
89         msg_Err( p_vout, "out of memory" );
90         return( 1 );
91     }
92
93     memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
94
95     /* Wait for a MacOS X interface to appear. Timeout is 2 seconds. */
96     for( i_timeout = 20 ; i_timeout-- ; )
97     {
98         if( NSApp == NULL )
99         {
100             msleep( INTF_IDLE_SLEEP );
101         }
102     }
103
104     if( NSApp == NULL )
105     {
106         msg_Err( p_vout, "no MacOS X interface present" );
107         free( p_vout->p_sys );
108         return( 1 );
109     }
110
111     if( [NSApp respondsToSelector: @selector(getIntf)] )
112     {
113         intf_thread_t * p_intf;
114
115         for( i_timeout = 10 ; i_timeout-- ; )
116         {
117             if( ( p_intf = [NSApp getIntf] ) == NULL )
118             {
119                 msleep( INTF_IDLE_SLEEP );
120             }
121         }
122
123         if( p_intf == NULL )
124         {
125             msg_Err( p_vout, "MacOS X intf has getIntf, but is NULL" );
126             free( p_vout->p_sys );
127             return( 1 );
128         }
129     }
130
131     p_vout->p_sys->h_img_descr = 
132         (ImageDescriptionHandle)NewHandleClear( sizeof(ImageDescription) );
133     p_vout->p_sys->p_matrix = (MatrixRecordPtr)malloc( sizeof(MatrixRecord) );
134     p_vout->p_sys->p_fullscreen_state = NULL;
135
136     p_vout->p_sys->b_mouse_pointer_visible = 1;
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     if( p_vout->p_sys->b_mouse_moved ||
367         p_vout->p_sys->i_time_mouse_last_moved )
368     {
369         vlc_bool_t b_change = 0;
370
371         if( !p_vout->p_sys->b_mouse_pointer_visible )
372         {
373             CGDisplayShowCursor( kCGDirectMainDisplay );
374             b_change = 1;
375         }
376 #if 0
377         else if( !p_vout->p_sys->b_mouse_moved && 
378             mdate() - p_vout->p_sys->i_time_mouse_last_moved > 2000000 &&
379             p_vout->p_sys->b_mouse_pointer_visible )
380         {
381             CGDisplayHideCursor( kCGDirectMainDisplay );
382             b_change = 1;
383         }
384 #endif
385
386         if( b_change )
387         {
388             p_vout->p_sys->i_time_mouse_last_moved = 0;
389             p_vout->p_sys->b_mouse_moved = 0;
390             p_vout->p_sys->b_mouse_pointer_visible =
391                 !p_vout->p_sys->b_mouse_pointer_visible;
392         }
393     }
394
395     return( 0 );
396 }
397
398 /*****************************************************************************
399  * vout_Display: displays previously rendered output
400  *****************************************************************************
401  * This function sends the currently rendered image to the display.
402  *****************************************************************************/
403 static void vout_Display( vout_thread_t *p_vout, picture_t *p_pic )
404 {
405     OSErr err;
406     CodecFlags flags;
407
408     if( ( err = DecompressSequenceFrameS( 
409                     p_vout->p_sys->i_seq,
410                     p_pic->p_sys->p_info,
411                     p_pic->p_sys->i_size,                    
412                     codecFlagUseImageBuffer, &flags, nil ) != noErr ) )
413     {
414         msg_Err( p_vout, "DecompressSequenceFrameS failed: %d", err );
415     }
416     else
417     {
418         QDFlushPortBuffer( p_vout->p_sys->p_qdport, nil );
419     }
420 }
421
422 /*****************************************************************************
423  * CoSendRequest: send request to interface thread
424  *****************************************************************************
425  * Returns 0 on success, 1 otherwise
426  *****************************************************************************/
427 static int CoSendRequest( vout_thread_t *p_vout, SEL sel )
428 {
429     int i_ret = 0;
430
431     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
432     VLCVout * o_vlv = [[[VLCVout alloc] init] autorelease];
433
434     if( [o_vlv respondsToSelector: @selector(performSelectorOnMainThread:
435                                              withObject:waitUntilDone:)] )
436     {
437         [o_vlv performSelectorOnMainThread: sel
438             withObject: [NSValue valueWithPointer: p_vout]
439             waitUntilDone: YES];
440     }
441     else if( [NSApp respondsToSelector: @selector(getIntf)] )
442     {
443         NSArray * o_array;
444         NSValue * o_value;
445         NSPort * o_recv_port;
446         NSInvocation * o_inv;
447         NSPortMessage * o_msg;
448         intf_thread_t * p_intf;
449         NSMethodSignature * o_sig;
450
451         p_intf = (intf_thread_t *)[NSApp getIntf];
452
453         o_recv_port = [[NSPort port] retain];
454         o_value = [NSValue valueWithPointer: p_vout];
455
456         o_sig = [VLCVout instanceMethodSignatureForSelector: sel];
457         o_inv = [NSInvocation invocationWithMethodSignature: o_sig];
458         [o_inv setArgument: &o_value atIndex: 2];
459         [o_inv setTarget: o_vlv];
460         [o_inv setSelector: sel];
461
462         o_array = [NSArray arrayWithObject:
463             [NSData dataWithBytes: &o_inv length: sizeof(o_inv)]];
464         o_msg = [[NSPortMessage alloc]
465             initWithSendPort: p_intf->p_sys->o_sendport
466             receivePort: o_recv_port components: o_array];
467
468         p_vout->p_sys->o_lock =
469             [[NSConditionLock alloc] initWithCondition: 0];
470         [o_msg sendBeforeDate: [NSDate distantPast]];
471         [p_vout->p_sys->o_lock lockWhenCondition: 1];
472         [p_vout->p_sys->o_lock unlock];
473         [p_vout->p_sys->o_lock release];
474         p_vout->p_sys->o_lock = nil;
475
476         [o_msg release];
477         [o_recv_port release];
478     }
479     else
480     {
481         msg_Err( p_vout, "SendRequest: no way to communicate with mt" );
482         i_ret = 1;
483     }
484
485     [o_pool release];
486
487     return( i_ret );
488 }
489
490 /*****************************************************************************
491  * CoCreateWindow: create new window 
492  *****************************************************************************
493  * Returns 0 on success, 1 otherwise
494  *****************************************************************************/
495 static int CoCreateWindow( vout_thread_t *p_vout )
496 {
497     if( CoSendRequest( p_vout, @selector(createWindow:) ) )
498     {
499         msg_Err( p_vout, "CoSendRequest (createWindow) failed" );
500         return( 1 );
501     }
502
503     return( 0 );
504 }
505
506 /*****************************************************************************
507  * CoDestroyWindow: destroy window 
508  *****************************************************************************
509  * Returns 0 on success, 1 otherwise
510  *****************************************************************************/
511 static int CoDestroyWindow( vout_thread_t *p_vout )
512 {
513     if( !p_vout->p_sys->b_mouse_pointer_visible )
514     {
515         CGDisplayShowCursor( kCGDirectMainDisplay );
516         p_vout->p_sys->b_mouse_pointer_visible = 1;
517     }
518
519     if( CoSendRequest( p_vout, @selector(destroyWindow:) ) )
520     {
521         msg_Err( p_vout, "CoSendRequest (destroyWindow) failed" );
522         return( 1 );
523     }
524
525     return( 0 );
526 }
527
528 /*****************************************************************************
529  * CoToggleFullscreen: toggle fullscreen 
530  *****************************************************************************
531  * Returns 0 on success, 1 otherwise
532  *****************************************************************************/
533 static int CoToggleFullscreen( vout_thread_t *p_vout )
534 {
535     QTDestroySequence( p_vout );
536
537     if( CoDestroyWindow( p_vout ) )
538     {
539         msg_Err( p_vout, "unable to destroy window" );
540         return( 1 );
541     }
542     
543     p_vout->b_fullscreen = !p_vout->b_fullscreen;
544
545     config_PutInt( p_vout, "fullscreen", p_vout->b_fullscreen );
546
547     if( CoCreateWindow( p_vout ) )
548     {
549         msg_Err( p_vout, "unable to create window" );
550         return( 1 );
551     }
552
553     SetPort( p_vout->p_sys->p_qdport );
554     QTScaleMatrix( p_vout );
555
556     if( QTCreateSequence( p_vout ) )
557     {
558         msg_Err( p_vout, "unable to create sequence" );
559         return( 1 ); 
560     } 
561
562     return( 0 );
563 }
564
565 /*****************************************************************************
566  * QTScaleMatrix: scale matrix 
567  *****************************************************************************/
568 static void QTScaleMatrix( vout_thread_t *p_vout )
569 {
570     Rect s_rect;
571     unsigned int i_width, i_height;
572     Fixed factor_x, factor_y;
573     unsigned int i_offset_x = 0;
574     unsigned int i_offset_y = 0;
575
576     GetPortBounds( p_vout->p_sys->p_qdport, &s_rect );
577
578     i_width = s_rect.right - s_rect.left;
579     i_height = s_rect.bottom - s_rect.top;
580
581     if( i_height * p_vout->output.i_aspect < i_width * VOUT_ASPECT_FACTOR )
582     {
583         int i_adj_width = i_height * p_vout->output.i_aspect /
584                           VOUT_ASPECT_FACTOR;
585
586         factor_x = FixDiv( Long2Fix( i_adj_width ),
587                            Long2Fix( p_vout->output.i_width ) );
588         factor_y = FixDiv( Long2Fix( i_height ),
589                            Long2Fix( p_vout->output.i_height ) );
590
591         i_offset_x = (i_width - i_adj_width) / 2;
592     }
593     else
594     {
595         int i_adj_height = i_width * VOUT_ASPECT_FACTOR /
596                            p_vout->output.i_aspect;
597
598         factor_x = FixDiv( Long2Fix( i_width ),
599                            Long2Fix( p_vout->output.i_width ) );
600         factor_y = FixDiv( Long2Fix( i_adj_height ),
601                            Long2Fix( p_vout->output.i_height ) );
602
603         i_offset_y = (i_height - i_adj_height) / 2;
604     }
605     /* the following is for the resize bar. Dirty hack (hartman) */
606     if ( !p_vout->b_fullscreen)
607     {
608         i_offset_y = i_offset_y - 12;
609     }
610
611     SetIdentityMatrix( p_vout->p_sys->p_matrix );
612
613     ScaleMatrix( p_vout->p_sys->p_matrix,
614                  factor_x, factor_y,
615                  Long2Fix(0), Long2Fix(0) );            
616
617     TranslateMatrix( p_vout->p_sys->p_matrix, 
618                      Long2Fix(i_offset_x), 
619                      Long2Fix(i_offset_y) );
620 }
621
622 /*****************************************************************************
623  * QTCreateSequence: create a new sequence 
624  *****************************************************************************
625  * Returns 0 on success, 1 otherwise
626  *****************************************************************************/
627 static int QTCreateSequence( vout_thread_t *p_vout )
628 {
629     OSErr err;
630     ImageDescriptionPtr p_descr;
631
632     HLock( (Handle)p_vout->p_sys->h_img_descr );
633     p_descr = *p_vout->p_sys->h_img_descr;
634
635     p_descr->idSize = sizeof(ImageDescription);
636     p_descr->cType = p_vout->p_sys->i_codec;
637     p_descr->version = 1;
638     p_descr->revisionLevel = 0;
639     p_descr->vendor = 'appl';
640     p_descr->width = p_vout->output.i_width;
641     p_descr->height = p_vout->output.i_height;
642     p_descr->hRes = Long2Fix(72);
643     p_descr->vRes = Long2Fix(72);
644     p_descr->spatialQuality = codecLosslessQuality;
645     p_descr->frameCount = 1;
646     p_descr->clutID = -1;
647     p_descr->dataSize = 0;
648     p_descr->depth = 24;
649
650     HUnlock( (Handle)p_vout->p_sys->h_img_descr );
651
652     if( ( err = DecompressSequenceBeginS( 
653                               &p_vout->p_sys->i_seq,
654                               p_vout->p_sys->h_img_descr,
655                               NULL, 0,
656                               p_vout->p_sys->p_qdport,
657                               NULL, NULL,
658                               p_vout->p_sys->p_matrix,
659                               0, NULL,
660                               codecFlagUseImageBuffer,
661                               codecLosslessQuality,
662                               p_vout->p_sys->img_dc ) ) )
663     {
664         msg_Err( p_vout, "DecompressSequenceBeginS failed: %d", err );
665         return( 1 );
666     }
667
668     return( 0 );
669 }
670
671 /*****************************************************************************
672  * QTDestroySequence: destroy sequence 
673  *****************************************************************************/
674 static void QTDestroySequence( vout_thread_t *p_vout )
675 {
676     CDSequenceEnd( p_vout->p_sys->i_seq );
677 }
678
679 /*****************************************************************************
680  * QTNewPicture: allocate a picture
681  *****************************************************************************
682  * Returns 0 on success, 1 otherwise
683  *****************************************************************************/
684 static int QTNewPicture( vout_thread_t *p_vout, picture_t *p_pic )
685 {
686     int i_width  = p_vout->output.i_width;
687     int i_height = p_vout->output.i_height;
688
689     /* We know the chroma, allocate a buffer which will be used
690      * directly by the decoder */
691     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
692
693     if( p_pic->p_sys == NULL )
694     {
695         return( -1 );
696     }
697
698     switch( p_vout->output.i_chroma )
699     {
700         case VLC_FOURCC('I','4','2','0'):
701
702             p_pic->p_sys->p_info = (void *)&p_pic->p_sys->pixmap_i420;
703             p_pic->p_sys->i_size = sizeof(PlanarPixmapInfoYUV420);
704
705             /* Allocate the memory buffer */
706             p_pic->p_data = vlc_memalign( &p_pic->p_data_orig,
707                                           16, i_width * i_height * 3 / 2 );
708
709             /* Y buffer */
710             p_pic->Y_PIXELS = p_pic->p_data; 
711             p_pic->p[Y_PLANE].i_lines = i_height;
712             p_pic->p[Y_PLANE].i_pitch = i_width;
713             p_pic->p[Y_PLANE].i_pixel_pitch = 1;
714             p_pic->p[Y_PLANE].i_visible_pitch = i_width;
715
716             /* U buffer */
717             p_pic->U_PIXELS = p_pic->Y_PIXELS + i_height * i_width;
718             p_pic->p[U_PLANE].i_lines = i_height / 2;
719             p_pic->p[U_PLANE].i_pitch = i_width / 2;
720             p_pic->p[U_PLANE].i_pixel_pitch = 1;
721             p_pic->p[U_PLANE].i_visible_pitch = i_width / 2;
722
723             /* V buffer */
724             p_pic->V_PIXELS = p_pic->U_PIXELS + i_height * i_width / 4;
725             p_pic->p[V_PLANE].i_lines = i_height / 2;
726             p_pic->p[V_PLANE].i_pitch = i_width / 2;
727             p_pic->p[V_PLANE].i_pixel_pitch = 1;
728             p_pic->p[V_PLANE].i_visible_pitch = i_width / 2;
729
730             /* We allocated 3 planes */
731             p_pic->i_planes = 3;
732
733 #define P p_pic->p_sys->pixmap_i420
734             P.componentInfoY.offset = (void *)p_pic->Y_PIXELS
735                                        - p_pic->p_sys->p_info;
736             P.componentInfoCb.offset = (void *)p_pic->U_PIXELS
737                                         - p_pic->p_sys->p_info;
738             P.componentInfoCr.offset = (void *)p_pic->V_PIXELS
739                                         - p_pic->p_sys->p_info;
740
741             P.componentInfoY.rowBytes = i_width;
742             P.componentInfoCb.rowBytes = i_width / 2;
743             P.componentInfoCr.rowBytes = i_width / 2;
744 #undef P
745
746             break;
747
748     default:
749         /* Unknown chroma, tell the guy to get lost */
750         free( p_pic->p_sys );
751         msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
752                  p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
753         p_pic->i_planes = 0;
754         return( -1 );
755     }
756
757     return( 0 );
758 }
759
760 /*****************************************************************************
761  * QTFreePicture: destroy a picture allocated with QTNewPicture
762  *****************************************************************************/
763 static void QTFreePicture( vout_thread_t *p_vout, picture_t *p_pic )
764 {
765     switch( p_vout->output.i_chroma )
766     {
767         case VLC_FOURCC('I','4','2','0'):
768             free( p_pic->p_data_orig );
769             break;
770     }
771
772     free( p_pic->p_sys );
773 }
774
775 /*****************************************************************************
776  * VLCWindow implementation
777  *****************************************************************************/
778 @implementation VLCWindow
779
780 - (void)setVout:(vout_thread_t *)_p_vout
781 {
782     p_vout = _p_vout;
783 }
784
785 - (vout_thread_t *)getVout
786 {
787     return( p_vout );
788 }
789
790 - (void)toggleFullscreen
791 {
792     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
793 }
794
795 - (BOOL)isFullscreen
796 {
797     return( p_vout->b_fullscreen );
798 }
799
800 - (BOOL)canBecomeKeyWindow
801 {
802     return( YES );
803 }
804
805 - (void)keyDown:(NSEvent *)o_event
806 {
807     unichar key = 0;
808
809     if( [[o_event characters] length] )
810     {
811         key = [[o_event characters] characterAtIndex: 0];
812     }
813
814     switch( key )
815     {
816         case 'f': case 'F':
817             [self toggleFullscreen];
818             break;
819
820         case (unichar)0x1b: /* escape */
821             if( [self isFullscreen] )
822             {
823                 [self toggleFullscreen];
824             }
825             break;
826
827         case 'q': case 'Q':
828             p_vout->p_vlc->b_die = VLC_TRUE;
829             break;
830
831         case ' ':
832             input_SetStatus( p_vout, INPUT_STATUS_PAUSE );
833             break;
834
835         default:
836             [super keyDown: o_event];
837             break;
838     }
839 }
840
841 /* This is actually the same as VLCControls::stop. */
842 - (BOOL)windowShouldClose:(id)sender
843 {
844     intf_thread_t * p_intf = [NSApp getIntf];
845     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
846                                                        FIND_ANYWHERE );
847     if( p_playlist == NULL )      
848     {
849         return NO;
850     }
851
852     playlist_Stop( p_playlist );
853     vlc_object_release( p_playlist );
854     p_intf->p_sys->b_stopping = 1;
855
856     /* The window will be closed by the intf later. */
857     return NO;
858 }
859
860 @end
861
862 /*****************************************************************************
863  * VLCView implementation
864  *****************************************************************************/
865 @implementation VLCView
866
867 - (void)drawRect:(NSRect)rect
868 {
869     vout_thread_t * p_vout;
870     id o_window = [self window];
871     p_vout = (vout_thread_t *)[o_window getVout];
872     
873     if ( p_vout->b_fullscreen )
874     {
875         [[NSColor blackColor] set];
876         NSRectFill( rect );
877     }
878     [super drawRect: rect];
879
880     p_vout->i_changes |= VOUT_SIZE_CHANGE;
881 }
882
883 - (BOOL)acceptsFirstResponder
884 {
885     return( YES );
886 }
887
888 - (BOOL)becomeFirstResponder
889 {
890     [[self window] setAcceptsMouseMovedEvents: YES];
891     return( YES );
892 }
893
894 - (BOOL)resignFirstResponder
895 {
896     [[self window] setAcceptsMouseMovedEvents: NO];
897     return( YES );
898 }
899
900 - (void)mouseUp:(NSEvent *)o_event
901 {
902     vout_thread_t * p_vout;
903     id o_window = [self window];
904     p_vout = (vout_thread_t *)[o_window getVout];
905
906     switch( [o_event type] )
907     {
908         case NSLeftMouseUp:
909         {
910             vlc_value_t val;
911             val.b_bool = VLC_TRUE;
912             var_Set( p_vout, "mouse-clicked", val );        
913         }
914         break;
915
916         default:
917             [super mouseUp: o_event];
918         break;
919     }
920 }
921
922 - (void)mouseMoved:(NSEvent *)o_event
923 {
924     NSPoint ml;
925     NSRect s_rect;
926     BOOL b_inside;
927
928     vout_thread_t * p_vout;
929     id o_window = [self window];
930     p_vout = (vout_thread_t *)[o_window getVout];
931
932     s_rect = [self bounds];
933     ml = [self convertPoint: [o_event locationInWindow] fromView: nil];
934     b_inside = [self mouse: ml inRect: s_rect];
935
936     if( b_inside )
937     {
938         vlc_value_t val;
939         int i_width, i_height, i_x, i_y;
940
941         vout_PlacePicture( p_vout, (unsigned int)s_rect.size.width,
942                                    (unsigned int)s_rect.size.height,
943                                    &i_x, &i_y, &i_width, &i_height );
944
945         val.i_int = ( ((int)ml.x) - i_x ) * 
946                     p_vout->render.i_width / i_width;
947         var_Set( p_vout, "mouse-x", val );
948
949         val.i_int = ( ((int)ml.y) - i_y ) * 
950                     p_vout->render.i_height / i_height;
951         var_Set( p_vout, "mouse-y", val );
952
953         val.b_bool = VLC_TRUE;
954         var_Set( p_vout, "mouse-moved", val );
955     }
956     else
957     {
958         [super mouseMoved: o_event];
959     }
960 }
961
962 @end
963
964 /*****************************************************************************
965  * VLCVout implementation
966  *****************************************************************************/
967 @implementation VLCVout
968
969 - (void)createWindow:(NSValue *)o_value
970 {
971     vlc_value_t val;
972     VLCView * o_view;
973     NSScreen * o_screen;
974     vout_thread_t * p_vout;
975     id o_title;
976     vlc_bool_t b_main_screen;
977
978     intf_thread_t * p_intf = [NSApp getIntf];
979     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
980                                                FIND_ANYWHERE );
981     
982     p_vout = (vout_thread_t *)[o_value pointerValue];
983
984     p_vout->p_sys->o_window = [VLCWindow alloc];
985     [p_vout->p_sys->o_window setVout: p_vout];
986     [p_vout->p_sys->o_window setReleasedWhenClosed: YES];
987
988     if( var_Get( p_vout, "video-device", &val ) < 0 )
989     {
990         o_screen = [NSScreen mainScreen];
991         b_main_screen = 1;
992     }
993     else
994     {
995         unsigned int i_index = 0;
996         NSArray *o_screens = [NSScreen screens];
997
998         if( !sscanf( val.psz_string, _("Screen %d"), &i_index ) ||
999             [o_screens count] < i_index )
1000         {
1001             o_screen = [NSScreen mainScreen];
1002             b_main_screen = 1;
1003         }
1004         else
1005         {
1006             i_index--;
1007             o_screen = [o_screens objectAtIndex: i_index];
1008             config_PutInt( p_vout, "macosx-vdev", i_index );
1009             b_main_screen = (i_index == 0);
1010         } 
1011
1012         free( val.psz_string );
1013     } 
1014
1015     if( p_vout->b_fullscreen )
1016     {
1017         NSRect screen_rect = [o_screen frame];
1018         screen_rect.origin.x = screen_rect.origin.y = 0;
1019
1020         if ( b_main_screen && p_vout->p_sys->p_fullscreen_state == NULL )
1021             BeginFullScreen( &p_vout->p_sys->p_fullscreen_state, NULL, 0, 0,
1022                              NULL, NULL, fullScreenHideCursor | fullScreenAllowEvents );
1023
1024         [p_vout->p_sys->o_window 
1025             initWithContentRect: screen_rect
1026             styleMask: NSBorderlessWindowMask
1027             backing: NSBackingStoreBuffered
1028             defer: NO screen: o_screen];
1029
1030         [p_vout->p_sys->o_window setLevel: NSModalPanelWindowLevel];
1031     }
1032     else
1033     {
1034         unsigned int i_stylemask = NSTitledWindowMask |
1035                                    NSMiniaturizableWindowMask |
1036                                    NSClosableWindowMask |
1037                                    NSResizableWindowMask |
1038                                    NSTexturedBackgroundWindowMask;
1039         
1040         /* the following is for the resize bar. Dirty hack (hartman) */
1041         p_vout->p_sys->s_rect.size.height = p_vout->p_sys->s_rect.size.height + 24;
1042
1043         if ( p_vout->p_sys->p_fullscreen_state != NULL )
1044             EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
1045         p_vout->p_sys->p_fullscreen_state = NULL;
1046
1047         [p_vout->p_sys->o_window 
1048             initWithContentRect: p_vout->p_sys->s_rect
1049             styleMask: i_stylemask
1050             backing: NSBackingStoreBuffered
1051             defer: NO screen: o_screen];
1052
1053         if( !p_vout->p_sys->b_pos_saved )   
1054         {
1055             [p_vout->p_sys->o_window center];
1056         }
1057     }
1058
1059     o_view = [[VLCView alloc] init];
1060     /* FIXME: [o_view setMenu:] */
1061     [p_vout->p_sys->o_window setContentView: o_view];
1062     [o_view autorelease];
1063
1064     [o_view lockFocus];
1065     p_vout->p_sys->p_qdport = [o_view qdPort];
1066     [o_view unlockFocus];
1067
1068
1069     if( p_playlist == NULL )
1070     {
1071         return;
1072     }
1073
1074     vlc_mutex_lock( &p_playlist->object_lock );
1075     o_title = [NSString stringWithUTF8String: 
1076         p_playlist->pp_items[p_playlist->i_index]->psz_name]; 
1077     vlc_mutex_unlock( &p_playlist->object_lock ); 
1078
1079     vlc_object_release( p_playlist );
1080
1081     if (o_title)
1082     {
1083         [p_vout->p_sys->o_window setTitle: o_title];
1084         [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1085     }
1086     else
1087     {
1088         [p_vout->p_sys->o_window setTitle:
1089             [NSString stringWithCString: VOUT_TITLE " (QuickTime)"]];
1090         [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1091     }
1092 }
1093
1094 - (void)destroyWindow:(NSValue *)o_value
1095 {
1096     vout_thread_t * p_vout;
1097
1098     p_vout = (vout_thread_t *)[o_value pointerValue];
1099
1100     if( !p_vout->b_fullscreen )
1101     {
1102         NSRect s_rect;
1103
1104         s_rect = [[p_vout->p_sys->o_window contentView] frame];
1105         p_vout->p_sys->s_rect.size = s_rect.size;
1106
1107         s_rect = [p_vout->p_sys->o_window frame];
1108         p_vout->p_sys->s_rect.origin = s_rect.origin;
1109
1110         p_vout->p_sys->b_pos_saved = 1;
1111     }
1112     else /* the following is for the resize bar. Dirty hack (hartman) */
1113     {
1114         p_vout->p_sys->s_rect.size.height = p_vout->p_sys->s_rect.size.height - 24;
1115     }
1116
1117     p_vout->p_sys->p_qdport = nil;
1118     [p_vout->p_sys->o_window close];
1119     p_vout->p_sys->o_window = nil;
1120 }
1121
1122 @end