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 1.49 2003/05/23 00:00:48 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         /* 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
 854     if( [[o_event characters] length] )
 855     {
 856         key = [[o_event characters] characterAtIndex: 0];
 857     }
 858
 859     switch( key )
 860     {
 861         case 'f': case 'F':
 862             [self toggleFullscreen];
 863             break;
 864
 865         case (unichar)0x1b: /* escape */
 866             if( [self isFullscreen] )
 867             {
 868                 [self toggleFullscreen];
 869             }
 870             break;
 871
 872         case 'q': case 'Q':
 873             p_vout->p_vlc->b_die = VLC_TRUE;
 874             break;
 875
 876         case ' ':
 877             input_SetStatus( p_vout, INPUT_STATUS_PAUSE );
 878             break;
 879
 880         default:
 881             [super keyDown: o_event];
 882             break;
 883     }
 884 }
 885
 886 - (void)updateTitle
 887 {
 888     NSMutableString * o_title;
 889     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 890                                                        FIND_ANYWHERE );
 891
 892     if( p_playlist == NULL )
 893     {
 894         return;
 895     }
 896
 897     vlc_mutex_lock( &p_playlist->object_lock );
 898     o_title = [NSMutableString stringWithUTF8String:
 899         p_playlist->pp_items[p_playlist->i_index]->psz_name];
 900     vlc_mutex_unlock( &p_playlist->object_lock );
 901
 902     vlc_object_release( p_playlist );
 903
 904     if( o_title != nil )
 905     {
 906         NSRange prefix_range = [o_title rangeOfString: @"file:"];
 907         if( prefix_range.location != NSNotFound )
 908         {
 909             [o_title deleteCharactersInRange: prefix_range];
 910         }
 911
 912         [self setTitleWithRepresentedFilename: o_title];
 913     }
 914     else
 915     {
 916         [self setTitle:
 917             [NSString stringWithCString: VOUT_TITLE " (QuickTime)"]];
 918     }
 919 }
 920
 921 /* This is actually the same as VLCControls::stop. */
 922 - (BOOL)windowShouldClose:(id)sender
 923 {
 924     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 925                                                        FIND_ANYWHERE );
 926     if( p_playlist == NULL )
 927     {
 928         return NO;
 929     }
 930
 931     playlist_Stop( p_playlist );
 932     vlc_object_release( p_playlist );
 933
 934     /* The window will be closed by the intf later. */
 935     return NO;
 936 }
 937
 938 @end
 939
 940 /*****************************************************************************
 941  * VLCView implementation
 942  *****************************************************************************/
 943 @implementation VLCView
 944
 945 - (void)drawRect:(NSRect)rect
 946 {
 947     vout_thread_t * p_vout;
 948     id o_window = [self window];
 949     p_vout = (vout_thread_t *)[o_window getVout];
 950
 951     [[NSColor blackColor] set];
 952     NSRectFill( rect );
 953     [super drawRect: rect];
 954
 955     p_vout->i_changes |= VOUT_SIZE_CHANGE;
 956 }
 957
 958 - (BOOL)acceptsFirstResponder
 959 {
 960     return( YES );
 961 }
 962
 963 - (BOOL)becomeFirstResponder
 964 {
 965     vout_thread_t * p_vout;
 966     id o_window = [self window];
 967     p_vout = (vout_thread_t *)[o_window getVout];
 968
 969     [o_window setAcceptsMouseMovedEvents: YES];
 970     return( YES );
 971 }
 972
 973 - (BOOL)resignFirstResponder
 974 {
 975     vout_thread_t * p_vout;
 976     id o_window = [self window];
 977     p_vout = (vout_thread_t *)[o_window getVout];
 978
 979     [o_window setAcceptsMouseMovedEvents: NO];
 980     VLCHideMouse( p_vout, NO );
 981     return( YES );
 982 }
 983
 984 - (void)mouseDown:(NSEvent *)o_event
 985 {
 986     vout_thread_t * p_vout;
 987     id o_window = [self window];
 988     p_vout = (vout_thread_t *)[o_window getVout];
 989     vlc_value_t val;
 990
 991     switch( [o_event type] )
 992     {
 993         case NSLeftMouseDown:
 994         {
 995             var_Get( p_vout, "mouse-button-down", &val );
 996             val.i_int |= 1;
 997             var_Set( p_vout, "mouse-button-down", val );
 998         }
 999         break;
1000
1001         default:
1002             [super mouseDown: o_event];
1003         break;
1004     }
1005 }
1006
1007 - (void)otherMouseDown:(NSEvent *)o_event
1008 {
1009     /* This is not the the wheel button. you need to poll the
1010      * mouseWheel event for that. other is a third, forth or fifth button */
1011     vout_thread_t * p_vout;
1012     id o_window = [self window];
1013     p_vout = (vout_thread_t *)[o_window getVout];
1014     vlc_value_t val;
1015
1016     switch( [o_event type] )
1017     {
1018         case NSOtherMouseDown:
1019         {
1020             var_Get( p_vout, "mouse-button-down", &val );
1021             val.i_int |= 2;
1022             var_Set( p_vout, "mouse-button-down", val );
1023         }
1024         break;
1025
1026         default:
1027             [super mouseDown: o_event];
1028         break;
1029     }
1030 }
1031
1032 - (void)rightMouseDown:(NSEvent *)o_event
1033 {
1034     vout_thread_t * p_vout;
1035     id o_window = [self window];
1036     p_vout = (vout_thread_t *)[o_window getVout];
1037     vlc_value_t val;
1038
1039     switch( [o_event type] )
1040     {
1041         case NSRightMouseDown:
1042         {
1043             var_Get( p_vout, "mouse-button-down", &val );
1044             val.i_int |= 4;
1045             var_Set( p_vout, "mouse-button-down", val );
1046         }
1047         break;
1048
1049         default:
1050             [super mouseDown: o_event];
1051         break;
1052     }
1053 }
1054
1055 - (void)mouseUp:(NSEvent *)o_event
1056 {
1057     vout_thread_t * p_vout;
1058     id o_window = [self window];
1059     p_vout = (vout_thread_t *)[o_window getVout];
1060     vlc_value_t val;
1061
1062     switch( [o_event type] )
1063     {
1064         case NSLeftMouseUp:
1065         {
1066             vlc_value_t b_val;
1067             b_val.b_bool = VLC_TRUE;
1068             var_Set( p_vout, "mouse-clicked", b_val );
1069
1070             var_Get( p_vout, "mouse-button-down", &val );
1071             val.i_int &= ~1;
1072             var_Set( p_vout, "mouse-button-down", val );
1073         }
1074         break;
1075
1076         default:
1077             [super mouseUp: o_event];
1078         break;
1079     }
1080 }
1081
1082 - (void)otherMouseUp:(NSEvent *)o_event
1083 {
1084     vout_thread_t * p_vout;
1085     id o_window = [self window];
1086     p_vout = (vout_thread_t *)[o_window getVout];
1087     vlc_value_t val;
1088
1089     switch( [o_event type] )
1090     {
1091         case NSOtherMouseUp:
1092         {
1093             var_Get( p_vout, "mouse-button-down", &val );
1094             val.i_int &= ~2;
1095             var_Set( p_vout, "mouse-button-down", val );
1096         }
1097         break;
1098
1099         default:
1100             [super mouseUp: o_event];
1101         break;
1102     }
1103 }
1104
1105 - (void)rightMouseUp:(NSEvent *)o_event
1106 {
1107     vout_thread_t * p_vout;
1108     id o_window = [self window];
1109     p_vout = (vout_thread_t *)[o_window getVout];
1110     vlc_value_t val;
1111
1112     switch( [o_event type] )
1113     {
1114         case NSRightMouseUp:
1115         {
1116             var_Get( p_vout, "mouse-button-down", &val );
1117             val.i_int &= ~4;
1118             var_Set( p_vout, "mouse-button-down", val );
1119         }
1120         break;
1121
1122         default:
1123             [super mouseUp: o_event];
1124         break;
1125     }
1126 }
1127
1128 - (void)mouseDragged:(NSEvent *)o_event
1129 {
1130     [self mouseMoved:o_event];
1131 }
1132
1133 - (void)otherMouseDragged:(NSEvent *)o_event
1134 {
1135     [self mouseMoved:o_event];
1136 }
1137
1138 - (void)rightMouseDragged:(NSEvent *)o_event
1139 {
1140     [self mouseMoved:o_event];
1141 }
1142
1143 - (void)mouseMoved:(NSEvent *)o_event
1144 {
1145     NSPoint ml;
1146     NSRect s_rect;
1147     BOOL b_inside;
1148
1149     vout_thread_t * p_vout;
1150     id o_window = [self window];
1151     p_vout = (vout_thread_t *)[o_window getVout];
1152
1153     s_rect = [self bounds];
1154     ml = [self convertPoint: [o_event locationInWindow] fromView: nil];
1155     b_inside = [self mouse: ml inRect: s_rect];
1156
1157     if( b_inside )
1158     {
1159         vlc_value_t val;
1160         int i_width, i_height, i_x, i_y;
1161
1162         vout_PlacePicture( p_vout, (unsigned int)s_rect.size.width,
1163                                    (unsigned int)s_rect.size.height,
1164                                    &i_x, &i_y, &i_width, &i_height );
1165
1166         val.i_int = ( ((int)ml.x) - i_x ) *
1167                     p_vout->render.i_width / i_width;
1168         var_Set( p_vout, "mouse-x", val );
1169
1170         val.i_int = ( ((int)ml.y) - i_y ) *
1171                     p_vout->render.i_height / i_height;
1172         var_Set( p_vout, "mouse-y", val );
1173
1174         val.b_bool = VLC_TRUE;
1175         var_Set( p_vout, "mouse-moved", val );
1176         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1177         p_vout->p_sys->b_mouse_moved = YES;
1178     }
1179     else if ( !b_inside && !p_vout->p_sys->b_mouse_pointer_visible )
1180     {
1181         /* people with multiple monitors need their mouse,
1182          * even if VLCView in fullscreen. */
1183         VLCHideMouse( p_vout, NO );
1184     }
1185
1186     [super mouseMoved: o_event];
1187 }
1188
1189 @end
1190
1191 /*****************************************************************************
1192  * VLCVout implementation
1193  *****************************************************************************/
1194 @implementation VLCVout
1195
1196 - (void)createWindow:(NSValue *)o_value
1197 {
1198     vlc_value_t val;
1199     VLCView * o_view;
1200     NSScreen * o_screen;
1201     vout_thread_t * p_vout;
1202     vlc_bool_t b_main_screen;
1203
1204     p_vout = (vout_thread_t *)[o_value pointerValue];
1205
1206     p_vout->p_sys->o_window = [VLCWindow alloc];
1207     [p_vout->p_sys->o_window setVout: p_vout];
1208     [p_vout->p_sys->o_window setReleasedWhenClosed: YES];
1209
1210     if( var_Get( p_vout, "video-device", &val ) < 0 )
1211     {
1212         o_screen = [NSScreen mainScreen];
1213         b_main_screen = 1;
1214     }
1215     else
1216     {
1217         NSArray *o_screens = [NSScreen screens];
1218         unsigned int i_index = val.i_int;
1219
1220         if( [o_screens count] < i_index )
1221         {
1222             o_screen = [NSScreen mainScreen];
1223             b_main_screen = 1;
1224         }
1225         else
1226         {
1227             i_index--;
1228             o_screen = [o_screens objectAtIndex: i_index];
1229             config_PutInt( p_vout, "macosx-vdev", i_index );
1230             b_main_screen = (i_index == 0);
1231         }
1232     }
1233
1234     if( p_vout->b_fullscreen )
1235     {
1236         NSRect screen_rect = [o_screen frame];
1237         screen_rect.origin.x = screen_rect.origin.y = 0;
1238
1239         if ( b_main_screen && p_vout->p_sys->p_fullscreen_state == NULL )
1240             BeginFullScreen( &p_vout->p_sys->p_fullscreen_state, NULL, 0, 0,
1241                              NULL, NULL, fullScreenAllowEvents );
1242
1243         [p_vout->p_sys->o_window
1244             initWithContentRect: screen_rect
1245             styleMask: NSBorderlessWindowMask
1246             backing: NSBackingStoreBuffered
1247             defer: NO screen: o_screen];
1248
1249         [p_vout->p_sys->o_window setLevel: NSPopUpMenuWindowLevel - 1];
1250         p_vout->p_sys->b_mouse_moved = YES;
1251         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1252     }
1253     else
1254     {
1255         unsigned int i_stylemask = NSTitledWindowMask |
1256                                    NSMiniaturizableWindowMask |
1257                                    NSClosableWindowMask |
1258                                    NSResizableWindowMask;
1259
1260         if ( p_vout->p_sys->p_fullscreen_state != NULL )
1261             EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
1262         p_vout->p_sys->p_fullscreen_state = NULL;
1263
1264         [p_vout->p_sys->o_window
1265             initWithContentRect: p_vout->p_sys->s_rect
1266             styleMask: i_stylemask
1267             backing: NSBackingStoreBuffered
1268             defer: NO screen: o_screen];
1269
1270         [p_vout->p_sys->o_window setAlphaValue: config_GetFloat( p_vout, "macosx-opaqueness" )];
1271
1272         if( config_GetInt( p_vout, "macosx-float" ) )
1273         {
1274             [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
1275         }
1276
1277         if( !p_vout->p_sys->b_pos_saved )
1278         {
1279             [p_vout->p_sys->o_window center];
1280         }
1281     }
1282
1283     o_view = [[VLCView alloc] init];
1284     /* FIXME: [o_view setMenu:] */
1285     [p_vout->p_sys->o_window setContentView: o_view];
1286     [o_view autorelease];
1287
1288     [o_view lockFocus];
1289     p_vout->p_sys->p_qdport = [o_view qdPort];
1290     [o_view unlockFocus];
1291
1292     [p_vout->p_sys->o_window updateTitle];
1293     [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1294 }
1295
1296 - (void)destroyWindow:(NSValue *)o_value
1297 {
1298     vout_thread_t * p_vout;
1299
1300     p_vout = (vout_thread_t *)[o_value pointerValue];
1301
1302     if( !p_vout->b_fullscreen )
1303     {
1304         NSRect s_rect;
1305
1306         s_rect = [[p_vout->p_sys->o_window contentView] frame];
1307         p_vout->p_sys->s_rect.size = s_rect.size;
1308
1309         s_rect = [p_vout->p_sys->o_window frame];
1310         p_vout->p_sys->s_rect.origin = s_rect.origin;
1311
1312         p_vout->p_sys->b_pos_saved = YES;
1313     }
1314
1315     p_vout->p_sys->p_qdport = nil;
1316     [p_vout->p_sys->o_window close];
1317     p_vout->p_sys->o_window = nil;
1318 }
1319
1320 @end