git.sesse.net Git - vlc/blob - 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 1.50 2003/06/03 23:17:43 massiot 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         /* no MacOS X intf, unable to communicate with MT */
 104         msg_Err( p_vout, "no MacOS X interface 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     /* Damn QT isn't thread safe. so keep a lock in the p_vlc object */
 152     vlc_mutex_lock( &p_vout->p_vlc->quicktime_lock );
 153
 154     err = FindCodec( kYUV420CodecType, bestSpeedCodec,
 155                         nil, &p_vout->p_sys->img_dc );
 156
 157     vlc_mutex_unlock( &p_vout->p_vlc->quicktime_lock );
 158     if( err == noErr && p_vout->p_sys->img_dc != 0 )
 159     {
 160         p_vout->output.i_chroma = VLC_FOURCC('I','4','2','0');
 161         p_vout->p_sys->i_codec = kYUV420CodecType;
 162     }
 163     else
 164     {
 165         msg_Err( p_vout, "failed to find an appropriate codec" );
 166     }
 167
 168     if( p_vout->p_sys->img_dc == 0 )
 169     {
 170         free( p_vout->p_sys->p_matrix );
 171         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
 172         free( p_vout->p_sys );
 173         return VLC_EGENERIC;
 174     }
 175
 176     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
 177     NSArray * o_screens = [NSScreen screens];
 178     if( [o_screens count] > 0 && var_Type( p_vout, "video-device" ) == 0 )
 179     {
 180         int i = 1;
 181         vlc_value_t val, text;
 182         NSScreen * o_screen;
 183
 184         int i_option = config_GetInt( p_vout, "macosx-vdev" );
 185
 186         var_Create( p_vout, "video-device", VLC_VAR_INTEGER |
 187                                             VLC_VAR_HASCHOICE );
 188         text.psz_string = _("Video device");
 189         var_Change( p_vout, "video-device", VLC_VAR_SETTEXT, &text, NULL );
 190
 191         NSEnumerator * o_enumerator = [o_screens objectEnumerator];
 192
 193         while( (o_screen = [o_enumerator nextObject]) != NULL )
 194         {
 195             char psz_temp[255];
 196             NSRect s_rect = [o_screen frame];
 197
 198             snprintf( psz_temp, sizeof(psz_temp)/sizeof(psz_temp[0])-1,
 199                       "%s %d (%dx%d)", _("Screen"), i,
 200                       (int)s_rect.size.width, (int)s_rect.size.height );
 201
 202             text.psz_string = psz_temp;
 203             val.i_int = i;
 204             var_Change( p_vout, "video-device",
 205                         VLC_VAR_ADDCHOICE, &val, &text );
 206
 207             if( ( i - 1 ) == i_option )
 208             {
 209                 var_Set( p_vout, "video-device", val );
 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 ( !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         [NSCursor unhide];
 558         p_vout->p_sys->b_mouse_pointer_visible = 1;
 559     }
 560     p_vout->p_sys->b_mouse_moved = NO;
 561     p_vout->p_sys->i_time_mouse_last_moved = mdate();
 562     return;
 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
 606     SetIdentityMatrix( p_vout->p_sys->p_matrix );
 607
 608     ScaleMatrix( p_vout->p_sys->p_matrix,
 609                  factor_x, factor_y,
 610                  Long2Fix(0), Long2Fix(0) );
 611
 612     TranslateMatrix( p_vout->p_sys->p_matrix,
 613                      Long2Fix(i_offset_x),
 614                      Long2Fix(i_offset_y) );
 615 }
 616
 617 /*****************************************************************************
 618  * QTCreateSequence: create a new sequence
 619  *****************************************************************************
 620  * Returns 0 on success, 1 otherwise
 621  *****************************************************************************/
 622 static int QTCreateSequence( vout_thread_t *p_vout )
 623 {
 624     OSErr err;
 625     ImageDescriptionPtr p_descr;
 626
 627     HLock( (Handle)p_vout->p_sys->h_img_descr );
 628     p_descr = *p_vout->p_sys->h_img_descr;
 629
 630     p_descr->idSize = sizeof(ImageDescription);
 631     p_descr->cType = p_vout->p_sys->i_codec;
 632     p_descr->version = 1;
 633     p_descr->revisionLevel = 0;
 634     p_descr->vendor = 'appl';
 635     p_descr->width = p_vout->output.i_width;
 636     p_descr->height = p_vout->output.i_height;
 637     p_descr->hRes = Long2Fix(72);
 638     p_descr->vRes = Long2Fix(72);
 639     p_descr->spatialQuality = codecLosslessQuality;
 640     p_descr->frameCount = 1;
 641     p_descr->clutID = -1;
 642     p_descr->dataSize = 0;
 643     p_descr->depth = 24;
 644
 645     HUnlock( (Handle)p_vout->p_sys->h_img_descr );
 646
 647     if( ( err = DecompressSequenceBeginS(
 648                               &p_vout->p_sys->i_seq,
 649                               p_vout->p_sys->h_img_descr,
 650                               NULL, 0,
 651                               p_vout->p_sys->p_qdport,
 652                               NULL, NULL,
 653                               p_vout->p_sys->p_matrix,
 654                               0, NULL,
 655                               codecFlagUseImageBuffer,
 656                               codecLosslessQuality,
 657                               p_vout->p_sys->img_dc ) ) )
 658     {
 659         msg_Err( p_vout, "DecompressSequenceBeginS failed: %d", err );
 660         return( 1 );
 661     }
 662
 663     return( 0 );
 664 }
 665
 666 /*****************************************************************************
 667  * QTDestroySequence: destroy sequence
 668  *****************************************************************************/
 669 static void QTDestroySequence( vout_thread_t *p_vout )
 670 {
 671     CDSequenceEnd( p_vout->p_sys->i_seq );
 672 }
 673
 674 /*****************************************************************************
 675  * QTNewPicture: allocate a picture
 676  *****************************************************************************
 677  * Returns 0 on success, 1 otherwise
 678  *****************************************************************************/
 679 static int QTNewPicture( vout_thread_t *p_vout, picture_t *p_pic )
 680 {
 681     int i_width  = p_vout->output.i_width;
 682     int i_height = p_vout->output.i_height;
 683
 684     /* We know the chroma, allocate a buffer which will be used
 685      * directly by the decoder */
 686     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
 687
 688     if( p_pic->p_sys == NULL )
 689     {
 690         return( -1 );
 691     }
 692
 693     switch( p_vout->output.i_chroma )
 694     {
 695         case VLC_FOURCC('I','4','2','0'):
 696
 697             p_pic->p_sys->p_info = (void *)&p_pic->p_sys->pixmap_i420;
 698             p_pic->p_sys->i_size = sizeof(PlanarPixmapInfoYUV420);
 699
 700             /* Allocate the memory buffer */
 701             p_pic->p_data = vlc_memalign( &p_pic->p_data_orig,
 702                                           16, i_width * i_height * 3 / 2 );
 703
 704             /* Y buffer */
 705             p_pic->Y_PIXELS = p_pic->p_data;
 706             p_pic->p[Y_PLANE].i_lines = i_height;
 707             p_pic->p[Y_PLANE].i_pitch = i_width;
 708             p_pic->p[Y_PLANE].i_pixel_pitch = 1;
 709             p_pic->p[Y_PLANE].i_visible_pitch = i_width;
 710
 711             /* U buffer */
 712             p_pic->U_PIXELS = p_pic->Y_PIXELS + i_height * i_width;
 713             p_pic->p[U_PLANE].i_lines = i_height / 2;
 714             p_pic->p[U_PLANE].i_pitch = i_width / 2;
 715             p_pic->p[U_PLANE].i_pixel_pitch = 1;
 716             p_pic->p[U_PLANE].i_visible_pitch = i_width / 2;
 717
 718             /* V buffer */
 719             p_pic->V_PIXELS = p_pic->U_PIXELS + i_height * i_width / 4;
 720             p_pic->p[V_PLANE].i_lines = i_height / 2;
 721             p_pic->p[V_PLANE].i_pitch = i_width / 2;
 722             p_pic->p[V_PLANE].i_pixel_pitch = 1;
 723             p_pic->p[V_PLANE].i_visible_pitch = i_width / 2;
 724
 725             /* We allocated 3 planes */
 726             p_pic->i_planes = 3;
 727
 728 #define P p_pic->p_sys->pixmap_i420
 729             P.componentInfoY.offset = (void *)p_pic->Y_PIXELS
 730                                        - p_pic->p_sys->p_info;
 731             P.componentInfoCb.offset = (void *)p_pic->U_PIXELS
 732                                         - p_pic->p_sys->p_info;
 733             P.componentInfoCr.offset = (void *)p_pic->V_PIXELS
 734                                         - p_pic->p_sys->p_info;
 735
 736             P.componentInfoY.rowBytes = i_width;
 737             P.componentInfoCb.rowBytes = i_width / 2;
 738             P.componentInfoCr.rowBytes = i_width / 2;
 739 #undef P
 740
 741             break;
 742
 743     default:
 744         /* Unknown chroma, tell the guy to get lost */
 745         free( p_pic->p_sys );
 746         msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
 747                  p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
 748         p_pic->i_planes = 0;
 749         return( -1 );
 750     }
 751
 752     return( 0 );
 753 }
 754
 755 /*****************************************************************************
 756  * QTFreePicture: destroy a picture allocated with QTNewPicture
 757  *****************************************************************************/
 758 static void QTFreePicture( vout_thread_t *p_vout, picture_t *p_pic )
 759 {
 760     switch( p_vout->output.i_chroma )
 761     {
 762         case VLC_FOURCC('I','4','2','0'):
 763             free( p_pic->p_data_orig );
 764             break;
 765     }
 766
 767     free( p_pic->p_sys );
 768 }
 769
 770 /*****************************************************************************
 771  * VLCWindow implementation
 772  *****************************************************************************/
 773 @implementation VLCWindow
 774
 775 - (void)setVout:(vout_thread_t *)_p_vout
 776 {
 777     p_vout = _p_vout;
 778 }
 779
 780 - (vout_thread_t *)getVout
 781 {
 782     return( p_vout );
 783 }
 784
 785 - (void)scaleWindowWithFactor: (float)factor
 786 {
 787     NSSize newsize;
 788     int i_corrected_height, i_corrected_width;
 789     NSPoint topleftbase;
 790     NSPoint topleftscreen;
 791
 792     if ( !p_vout->b_fullscreen )
 793     {
 794         topleftbase.x = 0;
 795         topleftbase.y = [self frame].size.height;
 796         topleftscreen = [self convertBaseToScreen: topleftbase];
 797
 798         if( p_vout->output.i_height * p_vout->output.i_aspect >
 799                         p_vout->output.i_width * VOUT_ASPECT_FACTOR )
 800         {
 801             i_corrected_width = p_vout->output.i_height * p_vout->output.i_aspect /
 802                                             VOUT_ASPECT_FACTOR;
 803             newsize.width = (int) ( i_corrected_width * factor );
 804             newsize.height = (int) ( p_vout->render.i_height * factor );
 805         }
 806         else
 807         {
 808             i_corrected_height = p_vout->output.i_width * VOUT_ASPECT_FACTOR /
 809                                             p_vout->output.i_aspect;
 810             newsize.width = (int) ( p_vout->render.i_width * factor );
 811             newsize.height = (int) ( i_corrected_height * factor );
 812         }
 813
 814         [self setContentSize: newsize];
 815
 816         [self setFrameTopLeftPoint: topleftscreen];
 817         p_vout->i_changes |= VOUT_SIZE_CHANGE;
 818     }
 819 }
 820
 821 - (void)toggleFloatOnTop
 822 {
 823     if( config_GetInt( p_vout, "macosx-float" ) )
 824     {
 825         config_PutInt( p_vout, "macosx-float", 0 );
 826         [p_vout->p_sys->o_window setLevel: NSNormalWindowLevel];
 827     }
 828     else
 829     {
 830         config_PutInt( p_vout, "macosx-float", 1 );
 831         [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
 832     }
 833 }
 834
 835 - (void)toggleFullscreen
 836 {
 837     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 838 }
 839
 840 - (BOOL)isFullscreen
 841 {
 842     return( p_vout->b_fullscreen );
 843 }
 844
 845 - (BOOL)canBecomeKeyWindow
 846 {
 847     return( YES );
 848 }
 849
 850 - (void)keyDown:(NSEvent *)o_event
 851 {
 852     unichar key = 0;
 853     vlc_value_t val;
 854
 855     if( [[o_event characters] length] )
 856     {
 857         key = [[o_event characters] characterAtIndex: 0];
 858     }
 859
 860     switch( key )
 861     {
 862         case 'f': case 'F':
 863             [self toggleFullscreen];
 864             break;
 865
 866         case (unichar)0x1b: /* escape */
 867             if( [self isFullscreen] )
 868             {
 869                 [self toggleFullscreen];
 870             }
 871             break;
 872
 873         case 'q': case 'Q':
 874             p_vout->p_vlc->b_die = VLC_TRUE;
 875             break;
 876
 877         case ' ':
 878             input_SetStatus( p_vout, INPUT_STATUS_PAUSE );
 879             break;
 880
 881         case (unichar)0xf700: /* arrow up */
 882             val.psz_string = "UP";
 883             var_Set( p_vout, "key-pressed", val );
 884             break;
 885
 886         case (unichar)0xf701: /* arrow down */
 887             val.psz_string = "DOWN";
 888             var_Set( p_vout, "key-pressed", val );
 889             break;
 890
 891         case (unichar)0xf702: /* arrow left */
 892             val.psz_string = "LEFT";
 893             var_Set( p_vout, "key-pressed", val );
 894             break;
 895
 896         case (unichar)0xf703: /* arrow right */
 897             val.psz_string = "RIGHT";
 898             var_Set( p_vout, "key-pressed", val );
 899             break;
 900
 901         case (unichar)0xd: /* return */
 902         case (unichar)0x3: /* enter */
 903             val.psz_string = "ENTER";
 904             var_Set( p_vout, "key-pressed", val );
 905             break;
 906
 907
 908         default:
 909             [super keyDown: o_event];
 910             break;
 911     }
 912 }
 913
 914 - (void)updateTitle
 915 {
 916     NSMutableString * o_title;
 917     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 918                                                        FIND_ANYWHERE );
 919
 920     if( p_playlist == NULL )
 921     {
 922         return;
 923     }
 924
 925     vlc_mutex_lock( &p_playlist->object_lock );
 926     o_title = [NSMutableString stringWithUTF8String:
 927         p_playlist->pp_items[p_playlist->i_index]->psz_name];
 928     vlc_mutex_unlock( &p_playlist->object_lock );
 929
 930     vlc_object_release( p_playlist );
 931
 932     if( o_title != nil )
 933     {
 934         NSRange prefix_range = [o_title rangeOfString: @"file:"];
 935         if( prefix_range.location != NSNotFound )
 936         {
 937             [o_title deleteCharactersInRange: prefix_range];
 938         }
 939
 940         [self setTitleWithRepresentedFilename: o_title];
 941     }
 942     else
 943     {
 944         [self setTitle:
 945             [NSString stringWithCString: VOUT_TITLE " (QuickTime)"]];
 946     }
 947 }
 948
 949 /* This is actually the same as VLCControls::stop. */
 950 - (BOOL)windowShouldClose:(id)sender
 951 {
 952     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 953                                                        FIND_ANYWHERE );
 954     if( p_playlist == NULL )
 955     {
 956         return NO;
 957     }
 958
 959     playlist_Stop( p_playlist );
 960     vlc_object_release( p_playlist );
 961
 962     /* The window will be closed by the intf later. */
 963     return NO;
 964 }
 965
 966 @end
 967
 968 /*****************************************************************************
 969  * VLCView implementation
 970  *****************************************************************************/
 971 @implementation VLCView
 972
 973 - (void)drawRect:(NSRect)rect
 974 {
 975     vout_thread_t * p_vout;
 976     id o_window = [self window];
 977     p_vout = (vout_thread_t *)[o_window getVout];
 978
 979     [[NSColor blackColor] set];
 980     NSRectFill( rect );
 981     [super drawRect: rect];
 982
 983     p_vout->i_changes |= VOUT_SIZE_CHANGE;
 984 }
 985
 986 - (BOOL)acceptsFirstResponder
 987 {
 988     return( YES );
 989 }
 990
 991 - (BOOL)becomeFirstResponder
 992 {
 993     vout_thread_t * p_vout;
 994     id o_window = [self window];
 995     p_vout = (vout_thread_t *)[o_window getVout];
 996
 997     [o_window setAcceptsMouseMovedEvents: YES];
 998     return( YES );
 999 }
1000
1001 - (BOOL)resignFirstResponder
1002 {
1003     vout_thread_t * p_vout;
1004     id o_window = [self window];
1005     p_vout = (vout_thread_t *)[o_window getVout];
1006
1007     [o_window setAcceptsMouseMovedEvents: NO];
1008     VLCHideMouse( p_vout, NO );
1009     return( YES );
1010 }
1011
1012 - (void)mouseDown:(NSEvent *)o_event
1013 {
1014     vout_thread_t * p_vout;
1015     id o_window = [self window];
1016     p_vout = (vout_thread_t *)[o_window getVout];
1017     vlc_value_t val;
1018
1019     switch( [o_event type] )
1020     {
1021         case NSLeftMouseDown:
1022         {
1023             var_Get( p_vout, "mouse-button-down", &val );
1024             val.i_int |= 1;
1025             var_Set( p_vout, "mouse-button-down", val );
1026         }
1027         break;
1028
1029         default:
1030             [super mouseDown: o_event];
1031         break;
1032     }
1033 }
1034
1035 - (void)otherMouseDown:(NSEvent *)o_event
1036 {
1037     /* This is not the the wheel button. you need to poll the
1038      * mouseWheel event for that. other is a third, forth or fifth button */
1039     vout_thread_t * p_vout;
1040     id o_window = [self window];
1041     p_vout = (vout_thread_t *)[o_window getVout];
1042     vlc_value_t val;
1043
1044     switch( [o_event type] )
1045     {
1046         case NSOtherMouseDown:
1047         {
1048             var_Get( p_vout, "mouse-button-down", &val );
1049             val.i_int |= 2;
1050             var_Set( p_vout, "mouse-button-down", val );
1051         }
1052         break;
1053
1054         default:
1055             [super mouseDown: o_event];
1056         break;
1057     }
1058 }
1059
1060 - (void)rightMouseDown:(NSEvent *)o_event
1061 {
1062     vout_thread_t * p_vout;
1063     id o_window = [self window];
1064     p_vout = (vout_thread_t *)[o_window getVout];
1065     vlc_value_t val;
1066
1067     switch( [o_event type] )
1068     {
1069         case NSRightMouseDown:
1070         {
1071             var_Get( p_vout, "mouse-button-down", &val );
1072             val.i_int |= 4;
1073             var_Set( p_vout, "mouse-button-down", val );
1074         }
1075         break;
1076
1077         default:
1078             [super mouseDown: o_event];
1079         break;
1080     }
1081 }
1082
1083 - (void)mouseUp:(NSEvent *)o_event
1084 {
1085     vout_thread_t * p_vout;
1086     id o_window = [self window];
1087     p_vout = (vout_thread_t *)[o_window getVout];
1088     vlc_value_t val;
1089
1090     switch( [o_event type] )
1091     {
1092         case NSLeftMouseUp:
1093         {
1094             vlc_value_t b_val;
1095             b_val.b_bool = VLC_TRUE;
1096             var_Set( p_vout, "mouse-clicked", b_val );
1097
1098             var_Get( p_vout, "mouse-button-down", &val );
1099             val.i_int &= ~1;
1100             var_Set( p_vout, "mouse-button-down", val );
1101         }
1102         break;
1103
1104         default:
1105             [super mouseUp: o_event];
1106         break;
1107     }
1108 }
1109
1110 - (void)otherMouseUp:(NSEvent *)o_event
1111 {
1112     vout_thread_t * p_vout;
1113     id o_window = [self window];
1114     p_vout = (vout_thread_t *)[o_window getVout];
1115     vlc_value_t val;
1116
1117     switch( [o_event type] )
1118     {
1119         case NSOtherMouseUp:
1120         {
1121             var_Get( p_vout, "mouse-button-down", &val );
1122             val.i_int &= ~2;
1123             var_Set( p_vout, "mouse-button-down", val );
1124         }
1125         break;
1126
1127         default:
1128             [super mouseUp: o_event];
1129         break;
1130     }
1131 }
1132
1133 - (void)rightMouseUp:(NSEvent *)o_event
1134 {
1135     vout_thread_t * p_vout;
1136     id o_window = [self window];
1137     p_vout = (vout_thread_t *)[o_window getVout];
1138     vlc_value_t val;
1139
1140     switch( [o_event type] )
1141     {
1142         case NSRightMouseUp:
1143         {
1144             var_Get( p_vout, "mouse-button-down", &val );
1145             val.i_int &= ~4;
1146             var_Set( p_vout, "mouse-button-down", val );
1147         }
1148         break;
1149
1150         default:
1151             [super mouseUp: o_event];
1152         break;
1153     }
1154 }
1155
1156 - (void)mouseDragged:(NSEvent *)o_event
1157 {
1158     [self mouseMoved:o_event];
1159 }
1160
1161 - (void)otherMouseDragged:(NSEvent *)o_event
1162 {
1163     [self mouseMoved:o_event];
1164 }
1165
1166 - (void)rightMouseDragged:(NSEvent *)o_event
1167 {
1168     [self mouseMoved:o_event];
1169 }
1170
1171 - (void)mouseMoved:(NSEvent *)o_event
1172 {
1173     NSPoint ml;
1174     NSRect s_rect;
1175     BOOL b_inside;
1176
1177     vout_thread_t * p_vout;
1178     id o_window = [self window];
1179     p_vout = (vout_thread_t *)[o_window getVout];
1180
1181     s_rect = [self bounds];
1182     ml = [self convertPoint: [o_event locationInWindow] fromView: nil];
1183     b_inside = [self mouse: ml inRect: s_rect];
1184
1185     if( b_inside )
1186     {
1187         vlc_value_t val;
1188         int i_width, i_height, i_x, i_y;
1189
1190         vout_PlacePicture( p_vout, (unsigned int)s_rect.size.width,
1191                                    (unsigned int)s_rect.size.height,
1192                                    &i_x, &i_y, &i_width, &i_height );
1193
1194         val.i_int = ( ((int)ml.x) - i_x ) *
1195                     p_vout->render.i_width / i_width;
1196         var_Set( p_vout, "mouse-x", val );
1197
1198         val.i_int = ( ((int)ml.y) - i_y ) *
1199                     p_vout->render.i_height / i_height;
1200         var_Set( p_vout, "mouse-y", val );
1201
1202         val.b_bool = VLC_TRUE;
1203         var_Set( p_vout, "mouse-moved", val );
1204         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1205         p_vout->p_sys->b_mouse_moved = YES;
1206     }
1207     else if ( !b_inside && !p_vout->p_sys->b_mouse_pointer_visible )
1208     {
1209         /* people with multiple monitors need their mouse,
1210          * even if VLCView in fullscreen. */
1211         VLCHideMouse( p_vout, NO );
1212     }
1213
1214     [super mouseMoved: o_event];
1215 }
1216
1217 @end
1218
1219 /*****************************************************************************
1220  * VLCVout implementation
1221  *****************************************************************************/
1222 @implementation VLCVout
1223
1224 - (void)createWindow:(NSValue *)o_value
1225 {
1226     vlc_value_t val;
1227     VLCView * o_view;
1228     NSScreen * o_screen;
1229     vout_thread_t * p_vout;
1230     vlc_bool_t b_main_screen;
1231
1232     p_vout = (vout_thread_t *)[o_value pointerValue];
1233
1234     p_vout->p_sys->o_window = [VLCWindow alloc];
1235     [p_vout->p_sys->o_window setVout: p_vout];
1236     [p_vout->p_sys->o_window setReleasedWhenClosed: YES];
1237
1238     if( var_Get( p_vout, "video-device", &val ) < 0 )
1239     {
1240         o_screen = [NSScreen mainScreen];
1241         b_main_screen = 1;
1242     }
1243     else
1244     {
1245         NSArray *o_screens = [NSScreen screens];
1246         unsigned int i_index = val.i_int;
1247
1248         if( [o_screens count] < i_index )
1249         {
1250             o_screen = [NSScreen mainScreen];
1251             b_main_screen = 1;
1252         }
1253         else
1254         {
1255             i_index--;
1256             o_screen = [o_screens objectAtIndex: i_index];
1257             config_PutInt( p_vout, "macosx-vdev", i_index );
1258             b_main_screen = (i_index == 0);
1259         }
1260     }
1261
1262     if( p_vout->b_fullscreen )
1263     {
1264         NSRect screen_rect = [o_screen frame];
1265         screen_rect.origin.x = screen_rect.origin.y = 0;
1266
1267         if ( b_main_screen && p_vout->p_sys->p_fullscreen_state == NULL )
1268             BeginFullScreen( &p_vout->p_sys->p_fullscreen_state, NULL, 0, 0,
1269                              NULL, NULL, fullScreenAllowEvents );
1270
1271         [p_vout->p_sys->o_window
1272             initWithContentRect: screen_rect
1273             styleMask: NSBorderlessWindowMask
1274             backing: NSBackingStoreBuffered
1275             defer: NO screen: o_screen];
1276
1277         [p_vout->p_sys->o_window setLevel: NSPopUpMenuWindowLevel - 1];
1278         p_vout->p_sys->b_mouse_moved = YES;
1279         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1280     }
1281     else
1282     {
1283         unsigned int i_stylemask = NSTitledWindowMask |
1284                                    NSMiniaturizableWindowMask |
1285                                    NSClosableWindowMask |
1286                                    NSResizableWindowMask;
1287
1288         if ( p_vout->p_sys->p_fullscreen_state != NULL )
1289             EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
1290         p_vout->p_sys->p_fullscreen_state = NULL;
1291
1292         [p_vout->p_sys->o_window
1293             initWithContentRect: p_vout->p_sys->s_rect
1294             styleMask: i_stylemask
1295             backing: NSBackingStoreBuffered
1296             defer: NO screen: o_screen];
1297
1298         [p_vout->p_sys->o_window setAlphaValue: config_GetFloat( p_vout, "macosx-opaqueness" )];
1299
1300         if( config_GetInt( p_vout, "macosx-float" ) )
1301         {
1302             [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
1303         }
1304
1305         if( !p_vout->p_sys->b_pos_saved )
1306         {
1307             [p_vout->p_sys->o_window center];
1308         }
1309     }
1310
1311     o_view = [[VLCView alloc] init];
1312     /* FIXME: [o_view setMenu:] */
1313     [p_vout->p_sys->o_window setContentView: o_view];
1314     [o_view autorelease];
1315
1316     [o_view lockFocus];
1317     p_vout->p_sys->p_qdport = [o_view qdPort];
1318     [o_view unlockFocus];
1319
1320     [p_vout->p_sys->o_window updateTitle];
1321     [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1322 }
1323
1324 - (void)destroyWindow:(NSValue *)o_value
1325 {
1326     vout_thread_t * p_vout;
1327
1328     p_vout = (vout_thread_t *)[o_value pointerValue];
1329
1330     if( !p_vout->b_fullscreen )
1331     {
1332         NSRect s_rect;
1333
1334         s_rect = [[p_vout->p_sys->o_window contentView] frame];
1335         p_vout->p_sys->s_rect.size = s_rect.size;
1336
1337         s_rect = [p_vout->p_sys->o_window frame];
1338         p_vout->p_sys->s_rect.origin = s_rect.origin;
1339
1340         p_vout->p_sys->b_pos_saved = YES;
1341     }
1342
1343     p_vout->p_sys->p_qdport = nil;
1344     [p_vout->p_sys->o_window close];
1345     p_vout->p_sys->o_window = nil;
1346 }
1347
1348 @end