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 1.66 2003/12/08 19:50:22 gbazin 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 <vlc_keys.h>
  37
  38 #include "intf.h"
  39 #include "vout.h"
  40
  41 #define QT_MAX_DIRECTBUFFERS 10
  42 #define VL_MAX_DISPLAYS 16
  43
  44 struct picture_sys_t
  45 {
  46     void *p_info;
  47     unsigned int i_size;
  48
  49     /* When using I420 output */
  50     PlanarPixmapInfoYUV420 pixmap_i420;
  51 };
  52
  53 /*****************************************************************************
  54  * Local prototypes
  55  *****************************************************************************/
  56
  57 static int  vout_Init      ( vout_thread_t * );
  58 static void vout_End       ( vout_thread_t * );
  59 static int  vout_Manage    ( vout_thread_t * );
  60 static void vout_Display   ( vout_thread_t *, picture_t * );
  61
  62 static int  CoSendRequest      ( vout_thread_t *, SEL );
  63 static int  CoCreateWindow     ( vout_thread_t * );
  64 static int  CoDestroyWindow    ( vout_thread_t * );
  65 static int  CoToggleFullscreen ( vout_thread_t * );
  66
  67 static void VLCHideMouse       ( vout_thread_t *, BOOL );
  68
  69 static void QTScaleMatrix      ( vout_thread_t * );
  70 static int  QTCreateSequence   ( vout_thread_t * );
  71 static void QTDestroySequence  ( vout_thread_t * );
  72 static int  QTNewPicture       ( vout_thread_t *, picture_t * );
  73 static void QTFreePicture      ( vout_thread_t *, picture_t * );
  74
  75 /*****************************************************************************
  76  * OpenVideo: allocates MacOS X video thread output method
  77  *****************************************************************************
  78  * This function allocates and initializes a MacOS X vout method.
  79  *****************************************************************************/
  80 int E_(OpenVideo) ( vlc_object_t *p_this )
  81 {
  82     vout_thread_t * p_vout = (vout_thread_t *)p_this;
  83     OSErr err;
  84     int i_timeout;
  85
  86     p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
  87     if( p_vout->p_sys == NULL )
  88     {
  89         msg_Err( p_vout, "out of memory" );
  90         return( 1 );
  91     }
  92
  93     memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
  94
  95     /* Wait for a MacOS X interface to appear. Timeout is 2 seconds. */
  96     for( i_timeout = 20 ; i_timeout-- ; )
  97     {
  98         if( NSApp == NULL )
  99         {
 100             msleep( INTF_IDLE_SLEEP );
 101         }
 102     }
 103
 104     if( NSApp == NULL )
 105     {
 106         /* no MacOS X intf, unable to communicate with MT */
 107         msg_Err( p_vout, "no MacOS X interface present" );
 108         free( p_vout->p_sys );
 109         return( 1 );
 110     }
 111
 112     if( [NSApp respondsToSelector: @selector(getIntf)] )
 113     {
 114         intf_thread_t * p_intf;
 115
 116         for( i_timeout = 10 ; i_timeout-- ; )
 117         {
 118             if( ( p_intf = [NSApp getIntf] ) == NULL )
 119             {
 120                 msleep( INTF_IDLE_SLEEP );
 121             }
 122         }
 123
 124         if( p_intf == NULL )
 125         {
 126             msg_Err( p_vout, "MacOS X intf has getIntf, but is NULL" );
 127             free( p_vout->p_sys );
 128             return( 1 );
 129         }
 130     }
 131
 132     p_vout->p_sys->h_img_descr =
 133         (ImageDescriptionHandle)NewHandleClear( sizeof(ImageDescription) );
 134     p_vout->p_sys->p_matrix = (MatrixRecordPtr)malloc( sizeof(MatrixRecord) );
 135     p_vout->p_sys->p_fullscreen_state = NULL;
 136
 137     p_vout->p_sys->b_mouse_moved = VLC_TRUE;
 138     p_vout->p_sys->i_time_mouse_last_moved = mdate();
 139
 140     /* set window size */
 141     p_vout->p_sys->s_rect.size.width = p_vout->i_window_width;
 142     p_vout->p_sys->s_rect.size.height = p_vout->i_window_height;
 143
 144     if( ( err = EnterMovies() ) != noErr )
 145     {
 146         msg_Err( p_vout, "EnterMovies failed: %d", err );
 147         free( p_vout->p_sys->p_matrix );
 148         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
 149         free( p_vout->p_sys );
 150         return( 1 );
 151     }
 152
 153     /* Damn QT isn't thread safe. so keep a lock in the p_vlc object */
 154     vlc_mutex_lock( &p_vout->p_vlc->quicktime_lock );
 155
 156     err = FindCodec( kYUV420CodecType, bestSpeedCodec,
 157                         nil, &p_vout->p_sys->img_dc );
 158
 159     vlc_mutex_unlock( &p_vout->p_vlc->quicktime_lock );
 160     if( err == noErr && p_vout->p_sys->img_dc != 0 )
 161     {
 162         p_vout->output.i_chroma = VLC_FOURCC('I','4','2','0');
 163         p_vout->p_sys->i_codec = kYUV420CodecType;
 164     }
 165     else
 166     {
 167         msg_Err( p_vout, "failed to find an appropriate codec" );
 168     }
 169
 170     if( p_vout->p_sys->img_dc == 0 )
 171     {
 172         free( p_vout->p_sys->p_matrix );
 173         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
 174         free( p_vout->p_sys );
 175         return VLC_EGENERIC;
 176     }
 177
 178     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
 179     NSArray * o_screens = [NSScreen screens];
 180     if( [o_screens count] > 0 && var_Type( p_vout, "video-device" ) == 0 )
 181     {
 182         int i = 1;
 183         vlc_value_t val, text;
 184         NSScreen * o_screen;
 185
 186         int i_option = config_GetInt( p_vout, "macosx-vdev" );
 187
 188         var_Create( p_vout, "video-device", VLC_VAR_INTEGER |
 189                                             VLC_VAR_HASCHOICE );
 190         text.psz_string = _("Video device");
 191         var_Change( p_vout, "video-device", VLC_VAR_SETTEXT, &text, NULL );
 192
 193         NSEnumerator * o_enumerator = [o_screens objectEnumerator];
 194
 195         while( (o_screen = [o_enumerator nextObject]) != NULL )
 196         {
 197             char psz_temp[255];
 198             NSRect s_rect = [o_screen frame];
 199
 200             snprintf( psz_temp, sizeof(psz_temp)/sizeof(psz_temp[0])-1,
 201                       "%s %d (%dx%d)", _("Screen"), i,
 202                       (int)s_rect.size.width, (int)s_rect.size.height );
 203
 204             text.psz_string = psz_temp;
 205             val.i_int = i;
 206             var_Change( p_vout, "video-device",
 207                         VLC_VAR_ADDCHOICE, &val, &text );
 208
 209             if( ( i - 1 ) == i_option )
 210             {
 211                 var_Set( p_vout, "video-device", val );
 212             }
 213             i++;
 214         }
 215
 216         var_AddCallback( p_vout, "video-device", vout_VarCallback,
 217                          NULL );
 218
 219         val.b_bool = VLC_TRUE;
 220         var_Set( p_vout, "intf-change", val );
 221     }
 222     [o_pool release];
 223
 224     if( CoCreateWindow( p_vout ) )
 225     {
 226         msg_Err( p_vout, "unable to create window" );
 227         free( p_vout->p_sys->p_matrix );
 228         DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
 229         free( p_vout->p_sys );
 230         return( 1 );
 231     }
 232
 233     p_vout->pf_init = vout_Init;
 234     p_vout->pf_end = vout_End;
 235     p_vout->pf_manage = vout_Manage;
 236     p_vout->pf_render = NULL;
 237     p_vout->pf_display = vout_Display;
 238
 239     return( 0 );
 240 }
 241
 242 /*****************************************************************************
 243  * vout_Init: initialize video thread output method
 244  *****************************************************************************/
 245 static int vout_Init( vout_thread_t *p_vout )
 246 {
 247     int i_index;
 248     picture_t *p_pic;
 249
 250     I_OUTPUTPICTURES = 0;
 251
 252     /* Initialize the output structure; we already found a codec,
 253      * and the corresponding chroma we will be using. Since we can
 254      * arbitrary scale, stick to the coordinates and aspect. */
 255     p_vout->output.i_width  = p_vout->render.i_width;
 256     p_vout->output.i_height = p_vout->render.i_height;
 257     p_vout->output.i_aspect = p_vout->render.i_aspect;
 258
 259     SetPort( p_vout->p_sys->p_qdport );
 260     QTScaleMatrix( p_vout );
 261
 262     if( QTCreateSequence( p_vout ) )
 263     {
 264         msg_Err( p_vout, "unable to create sequence" );
 265         return( 1 );
 266     }
 267
 268     /* Try to initialize up to QT_MAX_DIRECTBUFFERS direct buffers */
 269     while( I_OUTPUTPICTURES < QT_MAX_DIRECTBUFFERS )
 270     {
 271         p_pic = NULL;
 272
 273         /* Find an empty picture slot */
 274         for( i_index = 0; i_index < VOUT_MAX_PICTURES; i_index++ )
 275         {
 276             if( p_vout->p_picture[ i_index ].i_status == FREE_PICTURE )
 277             {
 278                 p_pic = p_vout->p_picture + i_index;
 279                 break;
 280             }
 281         }
 282
 283         /* Allocate the picture */
 284         if( p_pic == NULL || QTNewPicture( p_vout, p_pic ) )
 285         {
 286             break;
 287         }
 288
 289         p_pic->i_status = DESTROYED_PICTURE;
 290         p_pic->i_type   = DIRECT_PICTURE;
 291
 292         PP_OUTPUTPICTURE[ I_OUTPUTPICTURES ] = p_pic;
 293
 294         I_OUTPUTPICTURES++;
 295     }
 296
 297     return( 0 );
 298 }
 299
 300 /*****************************************************************************
 301  * vout_End: terminate video thread output method
 302  *****************************************************************************/
 303 static void vout_End( vout_thread_t *p_vout )
 304 {
 305     int i_index;
 306
 307     QTDestroySequence( p_vout );
 308
 309     /* Free the direct buffers we allocated */
 310     for( i_index = I_OUTPUTPICTURES; i_index; )
 311     {
 312         i_index--;
 313         QTFreePicture( p_vout, PP_OUTPUTPICTURE[ i_index ] );
 314     }
 315 }
 316
 317 /*****************************************************************************
 318  * CloseVideo: destroy video thread output method
 319  *****************************************************************************/
 320 void E_(CloseVideo) ( vlc_object_t *p_this )
 321 {
 322     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 323
 324     if( CoDestroyWindow( p_vout ) )
 325     {
 326         msg_Err( p_vout, "unable to destroy window" );
 327     }
 328
 329     if ( p_vout->p_sys->p_fullscreen_state != NULL )
 330         EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
 331
 332     ExitMovies();
 333
 334     free( p_vout->p_sys->p_matrix );
 335     DisposeHandle( (Handle)p_vout->p_sys->h_img_descr );
 336
 337     free( p_vout->p_sys );
 338 }
 339
 340 /*****************************************************************************
 341  * vout_Manage: handle events
 342  *****************************************************************************
 343  * This function should be called regularly by video output thread. It manages
 344  * console events. It returns a non null value on error.
 345  *****************************************************************************/
 346 static int vout_Manage( vout_thread_t *p_vout )
 347 {
 348     if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
 349     {
 350         if( CoToggleFullscreen( p_vout ) )
 351         {
 352             return( 1 );
 353         }
 354
 355         p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
 356     }
 357
 358     if( p_vout->i_changes & VOUT_SIZE_CHANGE )
 359     {
 360         QTScaleMatrix( p_vout );
 361         SetDSequenceMatrix( p_vout->p_sys->i_seq,
 362                             p_vout->p_sys->p_matrix );
 363
 364         p_vout->i_changes &= ~VOUT_SIZE_CHANGE;
 365     }
 366
 367     /* hide/show mouse cursor
 368      * this code looks unnecessarily complicated, but is necessary like this.
 369      * it has to deal with multiple monitors and therefore checks a lot */
 370     if( !p_vout->p_sys->b_mouse_moved && p_vout->b_fullscreen )
 371     {
 372         if( mdate() - p_vout->p_sys->i_time_mouse_last_moved > 3000000 )
 373         {
 374             VLCHideMouse( p_vout, YES );
 375         }
 376     }
 377     else if ( p_vout->p_sys->b_mouse_moved && p_vout->b_fullscreen )
 378     {
 379         VLCHideMouse( p_vout, NO );
 380     }
 381
 382     /* disable screen saver */
 383     UpdateSystemActivity( UsrActivity );
 384
 385     return( 0 );
 386 }
 387
 388 /*****************************************************************************
 389  * vout_Display: displays previously rendered output
 390  *****************************************************************************
 391  * This function sends the currently rendered image to the display.
 392  *****************************************************************************/
 393 static void vout_Display( vout_thread_t *p_vout, picture_t *p_pic )
 394 {
 395     OSErr err;
 396     CodecFlags flags;
 397
 398     if( ( err = DecompressSequenceFrameS(
 399                     p_vout->p_sys->i_seq,
 400                     p_pic->p_sys->p_info,
 401                     p_pic->p_sys->i_size,
 402                     codecFlagUseImageBuffer, &flags, nil ) != noErr ) )
 403     {
 404         msg_Warn( p_vout, "DecompressSequenceFrameS failed: %d", err );
 405     }
 406     else
 407     {
 408         QDFlushPortBuffer( p_vout->p_sys->p_qdport, nil );
 409     }
 410 }
 411
 412 /*****************************************************************************
 413  * CoSendRequest: send request to interface thread
 414  *****************************************************************************
 415  * Returns 0 on success, 1 otherwise
 416  *****************************************************************************/
 417 static int CoSendRequest( vout_thread_t *p_vout, SEL sel )
 418 {
 419     int i_ret = 0;
 420
 421     VLCVout * o_vlv = [[VLCVout alloc] init];
 422
 423     if( ( i_ret = ExecuteOnMainThread( o_vlv, sel, (void *)p_vout ) ) )
 424     {
 425         msg_Err( p_vout, "SendRequest: no way to communicate with mt" );
 426     }
 427
 428     [o_vlv release];
 429
 430     return( i_ret );
 431 }
 432
 433 /*****************************************************************************
 434  * CoCreateWindow: create new window
 435  *****************************************************************************
 436  * Returns 0 on success, 1 otherwise
 437  *****************************************************************************/
 438 static int CoCreateWindow( vout_thread_t *p_vout )
 439 {
 440     if( CoSendRequest( p_vout, @selector(createWindow:) ) )
 441     {
 442         msg_Err( p_vout, "CoSendRequest (createWindow) failed" );
 443         return( 1 );
 444     }
 445
 446     return( 0 );
 447 }
 448
 449 /*****************************************************************************
 450  * CoDestroyWindow: destroy window
 451  *****************************************************************************
 452  * Returns 0 on success, 1 otherwise
 453  *****************************************************************************/
 454 static int CoDestroyWindow( vout_thread_t *p_vout )
 455 {
 456
 457     VLCHideMouse( p_vout, NO );
 458
 459     if( CoSendRequest( p_vout, @selector(destroyWindow:) ) )
 460     {
 461         msg_Err( p_vout, "CoSendRequest (destroyWindow) failed" );
 462         return( 1 );
 463     }
 464
 465     return( 0 );
 466 }
 467
 468 /*****************************************************************************
 469  * CoToggleFullscreen: toggle fullscreen
 470  *****************************************************************************
 471  * Returns 0 on success, 1 otherwise
 472  *****************************************************************************/
 473 static int CoToggleFullscreen( vout_thread_t *p_vout )
 474 {
 475     QTDestroySequence( p_vout );
 476
 477     if( CoDestroyWindow( p_vout ) )
 478     {
 479         msg_Err( p_vout, "unable to destroy window" );
 480         return( 1 );
 481     }
 482
 483     p_vout->b_fullscreen = !p_vout->b_fullscreen;
 484
 485     config_PutInt( p_vout, "fullscreen", p_vout->b_fullscreen );
 486
 487     if( CoCreateWindow( p_vout ) )
 488     {
 489         msg_Err( p_vout, "unable to create window" );
 490         return( 1 );
 491     }
 492
 493     SetPort( p_vout->p_sys->p_qdport );
 494     QTScaleMatrix( p_vout );
 495
 496     if( QTCreateSequence( p_vout ) )
 497     {
 498         msg_Err( p_vout, "unable to create sequence" );
 499         return( 1 );
 500     }
 501
 502     return( 0 );
 503 }
 504
 505 /*****************************************************************************
 506  * VLCHideMouse: if b_hide then hide the cursor
 507  *****************************************************************************/
 508 static void VLCHideMouse ( vout_thread_t *p_vout, BOOL b_hide )
 509 {
 510     BOOL b_inside;
 511     NSRect s_rect;
 512     NSPoint ml;
 513     NSWindow *o_window = p_vout->p_sys->o_window;
 514     NSView *o_contents = [o_window contentView];
 515
 516     s_rect = [o_contents bounds];
 517     ml = [o_window convertScreenToBase:[NSEvent mouseLocation]];
 518     ml = [o_contents convertPoint:ml fromView:nil];
 519     b_inside = [o_contents mouse: ml inRect: s_rect];
 520
 521     if ( b_hide && b_inside )
 522     {
 523         /* only hide if mouse over VLCView */
 524         [NSCursor setHiddenUntilMouseMoves: YES];
 525     }
 526     else if ( !b_hide )
 527     {
 528         [NSCursor setHiddenUntilMouseMoves: NO];
 529     }
 530     p_vout->p_sys->b_mouse_moved = NO;
 531     p_vout->p_sys->i_time_mouse_last_moved = mdate();
 532     return;
 533 }
 534
 535 /*****************************************************************************
 536  * QTScaleMatrix: scale matrix
 537  *****************************************************************************/
 538 static void QTScaleMatrix( vout_thread_t *p_vout )
 539 {
 540     Rect s_rect;
 541     unsigned int i_width, i_height;
 542     Fixed factor_x, factor_y;
 543     unsigned int i_offset_x = 0;
 544     unsigned int i_offset_y = 0;
 545
 546     GetPortBounds( p_vout->p_sys->p_qdport, &s_rect );
 547
 548     i_width = s_rect.right - s_rect.left;
 549     i_height = s_rect.bottom - s_rect.top;
 550
 551     if( i_height * p_vout->output.i_aspect < i_width * VOUT_ASPECT_FACTOR )
 552     {
 553         int i_adj_width = i_height * p_vout->output.i_aspect /
 554                           VOUT_ASPECT_FACTOR;
 555
 556         factor_x = FixDiv( Long2Fix( i_adj_width ),
 557                            Long2Fix( p_vout->output.i_width ) );
 558         factor_y = FixDiv( Long2Fix( i_height ),
 559                            Long2Fix( p_vout->output.i_height ) );
 560
 561         i_offset_x = (i_width - i_adj_width) / 2;
 562     }
 563     else
 564     {
 565         int i_adj_height = i_width * VOUT_ASPECT_FACTOR /
 566                            p_vout->output.i_aspect;
 567
 568         factor_x = FixDiv( Long2Fix( i_width ),
 569                            Long2Fix( p_vout->output.i_width ) );
 570         factor_y = FixDiv( Long2Fix( i_adj_height ),
 571                            Long2Fix( p_vout->output.i_height ) );
 572
 573         i_offset_y = (i_height - i_adj_height) / 2;
 574     }
 575
 576     SetIdentityMatrix( p_vout->p_sys->p_matrix );
 577
 578     ScaleMatrix( p_vout->p_sys->p_matrix,
 579                  factor_x, factor_y,
 580                  Long2Fix(0), Long2Fix(0) );
 581
 582     TranslateMatrix( p_vout->p_sys->p_matrix,
 583                      Long2Fix(i_offset_x),
 584                      Long2Fix(i_offset_y) );
 585
 586 }
 587
 588 /*****************************************************************************
 589  * QTCreateSequence: create a new sequence
 590  *****************************************************************************
 591  * Returns 0 on success, 1 otherwise
 592  *****************************************************************************/
 593 static int QTCreateSequence( vout_thread_t *p_vout )
 594 {
 595     OSErr err;
 596     ImageDescriptionPtr p_descr;
 597
 598     HLock( (Handle)p_vout->p_sys->h_img_descr );
 599     p_descr = *p_vout->p_sys->h_img_descr;
 600
 601     p_descr->idSize = sizeof(ImageDescription);
 602     p_descr->cType = p_vout->p_sys->i_codec;
 603     p_descr->version = 1;
 604     p_descr->revisionLevel = 0;
 605     p_descr->vendor = 'appl';
 606     p_descr->width = p_vout->output.i_width;
 607     p_descr->height = p_vout->output.i_height;
 608     p_descr->hRes = Long2Fix(72);
 609     p_descr->vRes = Long2Fix(72);
 610     p_descr->spatialQuality = codecLosslessQuality;
 611     p_descr->frameCount = 1;
 612     p_descr->clutID = -1;
 613     p_descr->dataSize = 0;
 614     p_descr->depth = 24;
 615
 616     HUnlock( (Handle)p_vout->p_sys->h_img_descr );
 617
 618     if( ( err = DecompressSequenceBeginS(
 619                               &p_vout->p_sys->i_seq,
 620                               p_vout->p_sys->h_img_descr,
 621                               NULL, 0,
 622                               p_vout->p_sys->p_qdport,
 623                               NULL, NULL,
 624                               p_vout->p_sys->p_matrix,
 625                               0, NULL,
 626                               codecFlagUseImageBuffer,
 627                               codecLosslessQuality,
 628                               p_vout->p_sys->img_dc ) ) )
 629     {
 630         msg_Err( p_vout, "DecompressSequenceBeginS failed: %d", err );
 631         return( 1 );
 632     }
 633
 634     return( 0 );
 635 }
 636
 637 /*****************************************************************************
 638  * QTDestroySequence: destroy sequence
 639  *****************************************************************************/
 640 static void QTDestroySequence( vout_thread_t *p_vout )
 641 {
 642     CDSequenceEnd( p_vout->p_sys->i_seq );
 643 }
 644
 645 /*****************************************************************************
 646  * QTNewPicture: allocate a picture
 647  *****************************************************************************
 648  * Returns 0 on success, 1 otherwise
 649  *****************************************************************************/
 650 static int QTNewPicture( vout_thread_t *p_vout, picture_t *p_pic )
 651 {
 652     int i_width  = p_vout->output.i_width;
 653     int i_height = p_vout->output.i_height;
 654
 655     /* We know the chroma, allocate a buffer which will be used
 656      * directly by the decoder */
 657     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
 658
 659     if( p_pic->p_sys == NULL )
 660     {
 661         return( -1 );
 662     }
 663
 664     switch( p_vout->output.i_chroma )
 665     {
 666         case VLC_FOURCC('I','4','2','0'):
 667
 668             p_pic->p_sys->p_info = (void *)&p_pic->p_sys->pixmap_i420;
 669             p_pic->p_sys->i_size = sizeof(PlanarPixmapInfoYUV420);
 670
 671             /* Allocate the memory buffer */
 672             p_pic->p_data = vlc_memalign( &p_pic->p_data_orig,
 673                                           16, i_width * i_height * 3 / 2 );
 674
 675             /* Y buffer */
 676             p_pic->Y_PIXELS = p_pic->p_data;
 677             p_pic->p[Y_PLANE].i_lines = i_height;
 678             p_pic->p[Y_PLANE].i_pitch = i_width;
 679             p_pic->p[Y_PLANE].i_pixel_pitch = 1;
 680             p_pic->p[Y_PLANE].i_visible_pitch = i_width;
 681
 682             /* U buffer */
 683             p_pic->U_PIXELS = p_pic->Y_PIXELS + i_height * i_width;
 684             p_pic->p[U_PLANE].i_lines = i_height / 2;
 685             p_pic->p[U_PLANE].i_pitch = i_width / 2;
 686             p_pic->p[U_PLANE].i_pixel_pitch = 1;
 687             p_pic->p[U_PLANE].i_visible_pitch = i_width / 2;
 688
 689             /* V buffer */
 690             p_pic->V_PIXELS = p_pic->U_PIXELS + i_height * i_width / 4;
 691             p_pic->p[V_PLANE].i_lines = i_height / 2;
 692             p_pic->p[V_PLANE].i_pitch = i_width / 2;
 693             p_pic->p[V_PLANE].i_pixel_pitch = 1;
 694             p_pic->p[V_PLANE].i_visible_pitch = i_width / 2;
 695
 696             /* We allocated 3 planes */
 697             p_pic->i_planes = 3;
 698
 699 #define P p_pic->p_sys->pixmap_i420
 700             P.componentInfoY.offset = (void *)p_pic->Y_PIXELS
 701                                        - p_pic->p_sys->p_info;
 702             P.componentInfoCb.offset = (void *)p_pic->U_PIXELS
 703                                         - p_pic->p_sys->p_info;
 704             P.componentInfoCr.offset = (void *)p_pic->V_PIXELS
 705                                         - p_pic->p_sys->p_info;
 706
 707             P.componentInfoY.rowBytes = i_width;
 708             P.componentInfoCb.rowBytes = i_width / 2;
 709             P.componentInfoCr.rowBytes = i_width / 2;
 710 #undef P
 711
 712             break;
 713
 714     default:
 715         /* Unknown chroma, tell the guy to get lost */
 716         free( p_pic->p_sys );
 717         msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
 718                  p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
 719         p_pic->i_planes = 0;
 720         return( -1 );
 721     }
 722
 723     return( 0 );
 724 }
 725
 726 /*****************************************************************************
 727  * QTFreePicture: destroy a picture allocated with QTNewPicture
 728  *****************************************************************************/
 729 static void QTFreePicture( vout_thread_t *p_vout, picture_t *p_pic )
 730 {
 731     switch( p_vout->output.i_chroma )
 732     {
 733         case VLC_FOURCC('I','4','2','0'):
 734             free( p_pic->p_data_orig );
 735             break;
 736     }
 737
 738     free( p_pic->p_sys );
 739 }
 740
 741 /*****************************************************************************
 742  * VLCWindow implementation
 743  *****************************************************************************/
 744 @implementation VLCWindow
 745
 746 - (void)setVout:(vout_thread_t *)_p_vout
 747 {
 748     p_vout = _p_vout;
 749 }
 750
 751 - (vout_thread_t *)getVout
 752 {
 753     return( p_vout );
 754 }
 755
 756 - (void)scaleWindowWithFactor: (float)factor
 757 {
 758     NSSize newsize;
 759     int i_corrected_height, i_corrected_width;
 760     NSPoint topleftbase;
 761     NSPoint topleftscreen;
 762
 763     if ( !p_vout->b_fullscreen )
 764     {
 765         topleftbase.x = 0;
 766         topleftbase.y = [self frame].size.height;
 767         topleftscreen = [self convertBaseToScreen: topleftbase];
 768
 769         if( p_vout->output.i_height * p_vout->output.i_aspect >
 770                         p_vout->output.i_width * VOUT_ASPECT_FACTOR )
 771         {
 772             i_corrected_width = p_vout->output.i_height * p_vout->output.i_aspect /
 773                                             VOUT_ASPECT_FACTOR;
 774             newsize.width = (int) ( i_corrected_width * factor );
 775             newsize.height = (int) ( p_vout->render.i_height * factor );
 776         }
 777         else
 778         {
 779             i_corrected_height = p_vout->output.i_width * VOUT_ASPECT_FACTOR /
 780                                             p_vout->output.i_aspect;
 781             newsize.width = (int) ( p_vout->render.i_width * factor );
 782             newsize.height = (int) ( i_corrected_height * factor );
 783         }
 784
 785         [self setContentSize: newsize];
 786
 787         [self setFrameTopLeftPoint: topleftscreen];
 788         p_vout->i_changes |= VOUT_SIZE_CHANGE;
 789     }
 790 }
 791
 792 - (void)toggleFloatOnTop
 793 {
 794     if( config_GetInt( p_vout, "video-on-top" ) )
 795     {
 796         config_PutInt( p_vout, "video-on-top", 0 );
 797         [p_vout->p_sys->o_window setLevel: NSNormalWindowLevel];
 798     }
 799     else
 800     {
 801         config_PutInt( p_vout, "video-on-top", 1 );
 802         [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
 803     }
 804 }
 805
 806 - (void)toggleFullscreen
 807 {
 808     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 809 }
 810
 811 - (BOOL)isFullscreen
 812 {
 813     return( p_vout->b_fullscreen );
 814 }
 815
 816 - (BOOL)canBecomeKeyWindow
 817 {
 818     return( YES );
 819 }
 820
 821 - (void)keyDown:(NSEvent *)o_event
 822 {
 823     unichar key = 0;
 824     vlc_value_t val;
 825     unsigned int i_pressed_modifiers = 0;
 826     val.i_int = 0;
 827
 828     i_pressed_modifiers = [o_event modifierFlags];
 829
 830     if( i_pressed_modifiers & NSShiftKeyMask )
 831         val.i_int |= KEY_MODIFIER_SHIFT;
 832     if( i_pressed_modifiers & NSControlKeyMask )
 833         val.i_int |= KEY_MODIFIER_CTRL;
 834     if( i_pressed_modifiers & NSAlternateKeyMask )
 835         val.i_int |= KEY_MODIFIER_ALT;
 836     if( i_pressed_modifiers & NSCommandKeyMask )
 837         val.i_int |= KEY_MODIFIER_COMMAND;
 838
 839     key = [[o_event charactersIgnoringModifiers] characterAtIndex: 0];
 840
 841     if( key )
 842     {
 843         /* Escape should always get you out of fullscreen */
 844         if( key == (unichar) 0x1b )
 845         {
 846              if( [self isFullscreen] )
 847              {
 848                  [self toggleFullscreen];
 849              }
 850         }
 851         else if ( key == ' ' )
 852         {
 853              playlist_t *p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 854                                                      FIND_ANYWHERE );
 855              if ( p_playlist != NULL )
 856              {
 857                  playlist_Pause( p_playlist );
 858                  vlc_object_release( p_playlist);
 859              }
 860         }
 861         else
 862         {
 863             val.i_int |= CocoaKeyToVLC( key );
 864             var_Set( p_vout->p_vlc, "key-pressed", val );
 865         }
 866     }
 867     else
 868     {
 869         [super keyDown: o_event];
 870     }
 871 }
 872
 873 - (void)updateTitle
 874 {
 875     NSMutableString * o_title;
 876     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 877                                                        FIND_ANYWHERE );
 878
 879     if( p_playlist == NULL )
 880     {
 881         return;
 882     }
 883
 884     vlc_mutex_lock( &p_playlist->object_lock );
 885     o_title = [NSMutableString stringWithUTF8String:
 886         p_playlist->pp_items[p_playlist->i_index]->psz_uri];
 887     vlc_mutex_unlock( &p_playlist->object_lock );
 888
 889     vlc_object_release( p_playlist );
 890
 891     if( o_title != nil )
 892     {
 893         NSRange prefix_range = [o_title rangeOfString: @"file:"];
 894         if( prefix_range.location != NSNotFound )
 895         {
 896             [o_title deleteCharactersInRange: prefix_range];
 897         }
 898
 899         [self setTitleWithRepresentedFilename: o_title];
 900     }
 901     else
 902     {
 903         [self setTitle:
 904             [NSString stringWithCString: VOUT_TITLE " (QuickTime)"]];
 905     }
 906 }
 907
 908 /* This is actually the same as VLCControls::stop. */
 909 - (BOOL)windowShouldClose:(id)sender
 910 {
 911     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 912                                                        FIND_ANYWHERE );
 913     if( p_playlist == NULL )
 914     {
 915         return NO;
 916     }
 917
 918     playlist_Stop( p_playlist );
 919     vlc_object_release( p_playlist );
 920
 921     /* The window will be closed by the intf later. */
 922     return NO;
 923 }
 924
 925 @end
 926
 927 /*****************************************************************************
 928  * VLCView implementation
 929  *****************************************************************************/
 930 @implementation VLCView
 931
 932 - (void)drawRect:(NSRect)rect
 933 {
 934     vout_thread_t * p_vout;
 935     id o_window = [self window];
 936     p_vout = (vout_thread_t *)[o_window getVout];
 937
 938     [[NSColor blackColor] set];
 939     NSRectFill( rect );
 940     [super drawRect: rect];
 941
 942     p_vout->i_changes |= VOUT_SIZE_CHANGE;
 943 }
 944
 945 - (BOOL)acceptsFirstResponder
 946 {
 947     return( YES );
 948 }
 949
 950 - (BOOL)becomeFirstResponder
 951 {
 952     vout_thread_t * p_vout;
 953     id o_window = [self window];
 954     p_vout = (vout_thread_t *)[o_window getVout];
 955
 956     [o_window setAcceptsMouseMovedEvents: YES];
 957     return( YES );
 958 }
 959
 960 - (BOOL)resignFirstResponder
 961 {
 962     vout_thread_t * p_vout;
 963     id o_window = [self window];
 964     p_vout = (vout_thread_t *)[o_window getVout];
 965
 966     [o_window setAcceptsMouseMovedEvents: NO];
 967     VLCHideMouse( p_vout, NO );
 968     return( YES );
 969 }
 970
 971 - (void)mouseDown:(NSEvent *)o_event
 972 {
 973     vout_thread_t * p_vout;
 974     id o_window = [self window];
 975     p_vout = (vout_thread_t *)[o_window getVout];
 976     vlc_value_t val;
 977
 978     switch( [o_event type] )
 979     {
 980         case NSLeftMouseDown:
 981         {
 982             var_Get( p_vout, "mouse-button-down", &val );
 983             val.i_int |= 1;
 984             var_Set( p_vout, "mouse-button-down", val );
 985         }
 986         break;
 987
 988         default:
 989             [super mouseDown: o_event];
 990         break;
 991     }
 992 }
 993
 994 - (void)otherMouseDown:(NSEvent *)o_event
 995 {
 996     /* This is not the the wheel button. you need to poll the
 997      * mouseWheel event for that. other is a third, forth or fifth button */
 998     vout_thread_t * p_vout;
 999     id o_window = [self window];
1000     p_vout = (vout_thread_t *)[o_window getVout];
1001     vlc_value_t val;
1002
1003     switch( [o_event type] )
1004     {
1005         case NSOtherMouseDown:
1006         {
1007             var_Get( p_vout, "mouse-button-down", &val );
1008             val.i_int |= 2;
1009             var_Set( p_vout, "mouse-button-down", val );
1010         }
1011         break;
1012
1013         default:
1014             [super mouseDown: o_event];
1015         break;
1016     }
1017 }
1018
1019 - (void)rightMouseDown:(NSEvent *)o_event
1020 {
1021     vout_thread_t * p_vout;
1022     id o_window = [self window];
1023     p_vout = (vout_thread_t *)[o_window getVout];
1024     vlc_value_t val;
1025
1026     switch( [o_event type] )
1027     {
1028         case NSRightMouseDown:
1029         {
1030             var_Get( p_vout, "mouse-button-down", &val );
1031             val.i_int |= 4;
1032             var_Set( p_vout, "mouse-button-down", val );
1033         }
1034         break;
1035
1036         default:
1037             [super mouseDown: o_event];
1038         break;
1039     }
1040 }
1041
1042 - (void)mouseUp:(NSEvent *)o_event
1043 {
1044     vout_thread_t * p_vout;
1045     id o_window = [self window];
1046     p_vout = (vout_thread_t *)[o_window getVout];
1047     vlc_value_t val;
1048
1049     switch( [o_event type] )
1050     {
1051         case NSLeftMouseUp:
1052         {
1053             vlc_value_t b_val;
1054             b_val.b_bool = VLC_TRUE;
1055             var_Set( p_vout, "mouse-clicked", b_val );
1056
1057             var_Get( p_vout, "mouse-button-down", &val );
1058             val.i_int &= ~1;
1059             var_Set( p_vout, "mouse-button-down", val );
1060         }
1061         break;
1062
1063         default:
1064             [super mouseUp: o_event];
1065         break;
1066     }
1067 }
1068
1069 - (void)otherMouseUp:(NSEvent *)o_event
1070 {
1071     vout_thread_t * p_vout;
1072     id o_window = [self window];
1073     p_vout = (vout_thread_t *)[o_window getVout];
1074     vlc_value_t val;
1075
1076     switch( [o_event type] )
1077     {
1078         case NSOtherMouseUp:
1079         {
1080             var_Get( p_vout, "mouse-button-down", &val );
1081             val.i_int &= ~2;
1082             var_Set( p_vout, "mouse-button-down", val );
1083         }
1084         break;
1085
1086         default:
1087             [super mouseUp: o_event];
1088         break;
1089     }
1090 }
1091
1092 - (void)rightMouseUp:(NSEvent *)o_event
1093 {
1094     vout_thread_t * p_vout;
1095     id o_window = [self window];
1096     p_vout = (vout_thread_t *)[o_window getVout];
1097     vlc_value_t val;
1098
1099     switch( [o_event type] )
1100     {
1101         case NSRightMouseUp:
1102         {
1103             var_Get( p_vout, "mouse-button-down", &val );
1104             val.i_int &= ~4;
1105             var_Set( p_vout, "mouse-button-down", val );
1106         }
1107         break;
1108
1109         default:
1110             [super mouseUp: o_event];
1111         break;
1112     }
1113 }
1114
1115 - (void)mouseDragged:(NSEvent *)o_event
1116 {
1117     [self mouseMoved:o_event];
1118 }
1119
1120 - (void)otherMouseDragged:(NSEvent *)o_event
1121 {
1122     [self mouseMoved:o_event];
1123 }
1124
1125 - (void)rightMouseDragged:(NSEvent *)o_event
1126 {
1127     [self mouseMoved:o_event];
1128 }
1129
1130 - (void)mouseMoved:(NSEvent *)o_event
1131 {
1132     NSPoint ml;
1133     NSRect s_rect;
1134     BOOL b_inside;
1135
1136     vout_thread_t * p_vout;
1137     id o_window = [self window];
1138     p_vout = (vout_thread_t *)[o_window getVout];
1139
1140     s_rect = [self bounds];
1141     ml = [self convertPoint: [o_event locationInWindow] fromView: nil];
1142     b_inside = [self mouse: ml inRect: s_rect];
1143
1144     if( b_inside )
1145     {
1146         vlc_value_t val;
1147         int i_width, i_height, i_x, i_y;
1148
1149         vout_PlacePicture( p_vout, (unsigned int)s_rect.size.width,
1150                                    (unsigned int)s_rect.size.height,
1151                                    &i_x, &i_y, &i_width, &i_height );
1152
1153         val.i_int = ( ((int)ml.x) - i_x ) *
1154                     p_vout->render.i_width / i_width;
1155         var_Set( p_vout, "mouse-x", val );
1156
1157         val.i_int = ( ((int)ml.y) - i_y ) *
1158                     p_vout->render.i_height / i_height;
1159         var_Set( p_vout, "mouse-y", val );
1160
1161         val.b_bool = VLC_TRUE;
1162         var_Set( p_vout, "mouse-moved", val );
1163         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1164         p_vout->p_sys->b_mouse_moved = YES;
1165     }
1166
1167     [super mouseMoved: o_event];
1168 }
1169
1170 @end
1171
1172 /*****************************************************************************
1173  * VLCVout implementation
1174  *****************************************************************************/
1175 @implementation VLCVout
1176
1177 - (void)createWindow:(NSValue *)o_value
1178 {
1179     vlc_value_t val;
1180     VLCView * o_view;
1181     NSScreen * o_screen;
1182     vout_thread_t * p_vout;
1183     vlc_bool_t b_main_screen;
1184
1185     p_vout = (vout_thread_t *)[o_value pointerValue];
1186
1187     p_vout->p_sys->o_window = [VLCWindow alloc];
1188     [p_vout->p_sys->o_window setVout: p_vout];
1189     [p_vout->p_sys->o_window setReleasedWhenClosed: YES];
1190
1191     if( var_Get( p_vout, "video-device", &val ) < 0 )
1192     {
1193         o_screen = [NSScreen mainScreen];
1194         b_main_screen = 1;
1195     }
1196     else
1197     {
1198         NSArray *o_screens = [NSScreen screens];
1199         unsigned int i_index = val.i_int;
1200
1201         if( [o_screens count] < i_index )
1202         {
1203             o_screen = [NSScreen mainScreen];
1204             b_main_screen = 1;
1205         }
1206         else
1207         {
1208             i_index--;
1209             o_screen = [o_screens objectAtIndex: i_index];
1210             config_PutInt( p_vout, "macosx-vdev", i_index );
1211             b_main_screen = (i_index == 0);
1212         }
1213     }
1214
1215     if( p_vout->b_fullscreen )
1216     {
1217         NSRect screen_rect = [o_screen frame];
1218         screen_rect.origin.x = screen_rect.origin.y = 0;
1219
1220         if ( b_main_screen && p_vout->p_sys->p_fullscreen_state == NULL )
1221             BeginFullScreen( &p_vout->p_sys->p_fullscreen_state, NULL, 0, 0,
1222                              NULL, NULL, fullScreenAllowEvents );
1223
1224         [p_vout->p_sys->o_window
1225             initWithContentRect: screen_rect
1226             styleMask: NSBorderlessWindowMask
1227             backing: NSBackingStoreBuffered
1228             defer: NO screen: o_screen];
1229
1230         //[p_vout->p_sys->o_window setLevel: NSPopUpMenuWindowLevel - 1];
1231         p_vout->p_sys->b_mouse_moved = YES;
1232         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1233     }
1234     else
1235     {
1236         unsigned int i_stylemask = NSTitledWindowMask |
1237                                    NSMiniaturizableWindowMask |
1238                                    NSClosableWindowMask |
1239                                    NSResizableWindowMask;
1240
1241         if ( p_vout->p_sys->p_fullscreen_state != NULL )
1242             EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
1243         p_vout->p_sys->p_fullscreen_state = NULL;
1244
1245         [p_vout->p_sys->o_window
1246             initWithContentRect: p_vout->p_sys->s_rect
1247             styleMask: i_stylemask
1248             backing: NSBackingStoreBuffered
1249             defer: NO screen: o_screen];
1250
1251         [p_vout->p_sys->o_window setAlphaValue: config_GetFloat( p_vout, "macosx-opaqueness" )];
1252
1253         if( config_GetInt( p_vout, "video-on-top" ) )
1254         {
1255             [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
1256         }
1257
1258         if( !p_vout->p_sys->b_pos_saved )
1259         {
1260             [p_vout->p_sys->o_window center];
1261         }
1262     }
1263
1264     o_view = [[VLCView alloc] init];
1265     /* FIXME: [o_view setMenu:] */
1266     [p_vout->p_sys->o_window setContentView: o_view];
1267     [o_view autorelease];
1268
1269     [o_view lockFocus];
1270     p_vout->p_sys->p_qdport = [o_view qdPort];
1271
1272     [o_view unlockFocus];
1273
1274     [p_vout->p_sys->o_window updateTitle];
1275     [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1276 }
1277
1278 - (void)destroyWindow:(NSValue *)o_value
1279 {
1280     vout_thread_t * p_vout;
1281
1282     p_vout = (vout_thread_t *)[o_value pointerValue];
1283
1284     if( !p_vout->b_fullscreen )
1285     {
1286         NSRect s_rect;
1287
1288         s_rect = [[p_vout->p_sys->o_window contentView] frame];
1289         p_vout->p_sys->s_rect.size = s_rect.size;
1290
1291         s_rect = [p_vout->p_sys->o_window frame];
1292         p_vout->p_sys->s_rect.origin = s_rect.origin;
1293
1294         p_vout->p_sys->b_pos_saved = YES;
1295     }
1296
1297     p_vout->p_sys->p_qdport = nil;
1298     [p_vout->p_sys->o_window close];
1299     p_vout->p_sys->o_window = nil;
1300 }
1301
1302 @end