git.sesse.net Git - vlc/blob - modules/gui/macosx/vout.m

   1 /*****************************************************************************
   2  * vout.m: MacOS X video output module
   3  *****************************************************************************
   4  * Copyright (C) 2001-2003 VideoLAN
   5  * $Id: vout.m,v 1.69 2004/01/25 17:01:57 murray 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     vlc_value_t val;
 421     intf_thread_t * p_intf;
 422
 423     VLCVout * o_vlv = [[VLCVout alloc] init];
 424
 425     if( ( i_ret = ExecuteOnMainThread( o_vlv, sel, (void *)p_vout ) ) )
 426     {
 427         msg_Err( p_vout, "SendRequest: no way to communicate with mt" );
 428     }
 429
 430     [o_vlv release];
 431
 432     /*This makes this function dependant of the presence of a macosx
 433     interface. We do not check if this interface exists, since it has
 434     already been done before.*/
 435
 436     p_intf = [NSApp getIntf];
 437
 438     val.b_bool = VLC_TRUE;
 439     var_Create(p_intf,"intf-change",VLC_VAR_BOOL);
 440     var_Set(p_intf, "intf-change",val);
 441
 442     return( i_ret );
 443 }
 444
 445 /*****************************************************************************
 446  * CoCreateWindow: create new window
 447  *****************************************************************************
 448  * Returns 0 on success, 1 otherwise
 449  *****************************************************************************/
 450 static int CoCreateWindow( vout_thread_t *p_vout )
 451 {
 452     if( CoSendRequest( p_vout, @selector(createWindow:) ) )
 453     {
 454         msg_Err( p_vout, "CoSendRequest (createWindow) failed" );
 455         return( 1 );
 456     }
 457
 458     return( 0 );
 459 }
 460
 461 /*****************************************************************************
 462  * CoDestroyWindow: destroy window
 463  *****************************************************************************
 464  * Returns 0 on success, 1 otherwise
 465  *****************************************************************************/
 466 static int CoDestroyWindow( vout_thread_t *p_vout )
 467 {
 468
 469     VLCHideMouse( p_vout, NO );
 470
 471     if( CoSendRequest( p_vout, @selector(destroyWindow:) ) )
 472     {
 473         msg_Err( p_vout, "CoSendRequest (destroyWindow) failed" );
 474         return( 1 );
 475     }
 476
 477     return( 0 );
 478 }
 479
 480 /*****************************************************************************
 481  * CoToggleFullscreen: toggle fullscreen
 482  *****************************************************************************
 483  * Returns 0 on success, 1 otherwise
 484  *****************************************************************************/
 485 static int CoToggleFullscreen( vout_thread_t *p_vout )
 486 {
 487     QTDestroySequence( p_vout );
 488
 489     if( CoDestroyWindow( p_vout ) )
 490     {
 491         msg_Err( p_vout, "unable to destroy window" );
 492         return( 1 );
 493     }
 494
 495     p_vout->b_fullscreen = !p_vout->b_fullscreen;
 496
 497     if( CoCreateWindow( p_vout ) )
 498     {
 499         msg_Err( p_vout, "unable to create window" );
 500         return( 1 );
 501     }
 502
 503     SetPort( p_vout->p_sys->p_qdport );
 504     QTScaleMatrix( p_vout );
 505
 506     if( QTCreateSequence( p_vout ) )
 507     {
 508         msg_Err( p_vout, "unable to create sequence" );
 509         return( 1 );
 510     }
 511
 512     return( 0 );
 513 }
 514
 515 /*****************************************************************************
 516  * VLCHideMouse: if b_hide then hide the cursor
 517  *****************************************************************************/
 518 static void VLCHideMouse ( vout_thread_t *p_vout, BOOL b_hide )
 519 {
 520     BOOL b_inside;
 521     NSRect s_rect;
 522     NSPoint ml;
 523     NSWindow *o_window = p_vout->p_sys->o_window;
 524     NSView *o_contents = [o_window contentView];
 525
 526     s_rect = [o_contents bounds];
 527     ml = [o_window convertScreenToBase:[NSEvent mouseLocation]];
 528     ml = [o_contents convertPoint:ml fromView:nil];
 529     b_inside = [o_contents mouse: ml inRect: s_rect];
 530
 531     if ( b_hide && b_inside )
 532     {
 533         /* only hide if mouse over VLCView */
 534         [NSCursor setHiddenUntilMouseMoves: YES];
 535     }
 536     else if ( !b_hide )
 537     {
 538         [NSCursor setHiddenUntilMouseMoves: NO];
 539     }
 540     p_vout->p_sys->b_mouse_moved = NO;
 541     p_vout->p_sys->i_time_mouse_last_moved = mdate();
 542     return;
 543 }
 544
 545 /*****************************************************************************
 546  * QTScaleMatrix: scale matrix
 547  *****************************************************************************/
 548 static void QTScaleMatrix( vout_thread_t *p_vout )
 549 {
 550     Rect s_rect;
 551     unsigned int i_width, i_height;
 552     Fixed factor_x, factor_y;
 553     unsigned int i_offset_x = 0;
 554     unsigned int i_offset_y = 0;
 555
 556     GetPortBounds( p_vout->p_sys->p_qdport, &s_rect );
 557
 558     i_width = s_rect.right - s_rect.left;
 559     i_height = s_rect.bottom - s_rect.top;
 560
 561     if( i_height * p_vout->output.i_aspect < i_width * VOUT_ASPECT_FACTOR )
 562     {
 563         int i_adj_width = i_height * p_vout->output.i_aspect /
 564                           VOUT_ASPECT_FACTOR;
 565
 566         factor_x = FixDiv( Long2Fix( i_adj_width ),
 567                            Long2Fix( p_vout->output.i_width ) );
 568         factor_y = FixDiv( Long2Fix( i_height ),
 569                            Long2Fix( p_vout->output.i_height ) );
 570
 571         i_offset_x = (i_width - i_adj_width) / 2;
 572     }
 573     else
 574     {
 575         int i_adj_height = i_width * VOUT_ASPECT_FACTOR /
 576                            p_vout->output.i_aspect;
 577
 578         factor_x = FixDiv( Long2Fix( i_width ),
 579                            Long2Fix( p_vout->output.i_width ) );
 580         factor_y = FixDiv( Long2Fix( i_adj_height ),
 581                            Long2Fix( p_vout->output.i_height ) );
 582
 583         i_offset_y = (i_height - i_adj_height) / 2;
 584     }
 585
 586     SetIdentityMatrix( p_vout->p_sys->p_matrix );
 587
 588     ScaleMatrix( p_vout->p_sys->p_matrix,
 589                  factor_x, factor_y,
 590                  Long2Fix(0), Long2Fix(0) );
 591
 592     TranslateMatrix( p_vout->p_sys->p_matrix,
 593                      Long2Fix(i_offset_x),
 594                      Long2Fix(i_offset_y) );
 595
 596 }
 597
 598 /*****************************************************************************
 599  * QTCreateSequence: create a new sequence
 600  *****************************************************************************
 601  * Returns 0 on success, 1 otherwise
 602  *****************************************************************************/
 603 static int QTCreateSequence( vout_thread_t *p_vout )
 604 {
 605     OSErr err;
 606     ImageDescriptionPtr p_descr;
 607
 608     HLock( (Handle)p_vout->p_sys->h_img_descr );
 609     p_descr = *p_vout->p_sys->h_img_descr;
 610
 611     p_descr->idSize = sizeof(ImageDescription);
 612     p_descr->cType = p_vout->p_sys->i_codec;
 613     p_descr->version = 1;
 614     p_descr->revisionLevel = 0;
 615     p_descr->vendor = 'appl';
 616     p_descr->width = p_vout->output.i_width;
 617     p_descr->height = p_vout->output.i_height;
 618     p_descr->hRes = Long2Fix(72);
 619     p_descr->vRes = Long2Fix(72);
 620     p_descr->spatialQuality = codecLosslessQuality;
 621     p_descr->frameCount = 1;
 622     p_descr->clutID = -1;
 623     p_descr->dataSize = 0;
 624     p_descr->depth = 24;
 625
 626     HUnlock( (Handle)p_vout->p_sys->h_img_descr );
 627
 628     if( ( err = DecompressSequenceBeginS(
 629                               &p_vout->p_sys->i_seq,
 630                               p_vout->p_sys->h_img_descr,
 631                               NULL, 0,
 632                               p_vout->p_sys->p_qdport,
 633                               NULL, NULL,
 634                               p_vout->p_sys->p_matrix,
 635                               0, NULL,
 636                               codecFlagUseImageBuffer,
 637                               codecLosslessQuality,
 638                               p_vout->p_sys->img_dc ) ) )
 639     {
 640         msg_Err( p_vout, "DecompressSequenceBeginS failed: %d", err );
 641         return( 1 );
 642     }
 643
 644     return( 0 );
 645 }
 646
 647 /*****************************************************************************
 648  * QTDestroySequence: destroy sequence
 649  *****************************************************************************/
 650 static void QTDestroySequence( vout_thread_t *p_vout )
 651 {
 652     CDSequenceEnd( p_vout->p_sys->i_seq );
 653 }
 654
 655 /*****************************************************************************
 656  * QTNewPicture: allocate a picture
 657  *****************************************************************************
 658  * Returns 0 on success, 1 otherwise
 659  *****************************************************************************/
 660 static int QTNewPicture( vout_thread_t *p_vout, picture_t *p_pic )
 661 {
 662     int i_width  = p_vout->output.i_width;
 663     int i_height = p_vout->output.i_height;
 664
 665     /* We know the chroma, allocate a buffer which will be used
 666      * directly by the decoder */
 667     p_pic->p_sys = malloc( sizeof( picture_sys_t ) );
 668
 669     if( p_pic->p_sys == NULL )
 670     {
 671         return( -1 );
 672     }
 673
 674     switch( p_vout->output.i_chroma )
 675     {
 676         case VLC_FOURCC('I','4','2','0'):
 677
 678             p_pic->p_sys->p_info = (void *)&p_pic->p_sys->pixmap_i420;
 679             p_pic->p_sys->i_size = sizeof(PlanarPixmapInfoYUV420);
 680
 681             /* Allocate the memory buffer */
 682             p_pic->p_data = vlc_memalign( &p_pic->p_data_orig,
 683                                           16, i_width * i_height * 3 / 2 );
 684
 685             /* Y buffer */
 686             p_pic->Y_PIXELS = p_pic->p_data;
 687             p_pic->p[Y_PLANE].i_lines = i_height;
 688             p_pic->p[Y_PLANE].i_pitch = i_width;
 689             p_pic->p[Y_PLANE].i_pixel_pitch = 1;
 690             p_pic->p[Y_PLANE].i_visible_pitch = i_width;
 691
 692             /* U buffer */
 693             p_pic->U_PIXELS = p_pic->Y_PIXELS + i_height * i_width;
 694             p_pic->p[U_PLANE].i_lines = i_height / 2;
 695             p_pic->p[U_PLANE].i_pitch = i_width / 2;
 696             p_pic->p[U_PLANE].i_pixel_pitch = 1;
 697             p_pic->p[U_PLANE].i_visible_pitch = i_width / 2;
 698
 699             /* V buffer */
 700             p_pic->V_PIXELS = p_pic->U_PIXELS + i_height * i_width / 4;
 701             p_pic->p[V_PLANE].i_lines = i_height / 2;
 702             p_pic->p[V_PLANE].i_pitch = i_width / 2;
 703             p_pic->p[V_PLANE].i_pixel_pitch = 1;
 704             p_pic->p[V_PLANE].i_visible_pitch = i_width / 2;
 705
 706             /* We allocated 3 planes */
 707             p_pic->i_planes = 3;
 708
 709 #define P p_pic->p_sys->pixmap_i420
 710             P.componentInfoY.offset = (void *)p_pic->Y_PIXELS
 711                                        - p_pic->p_sys->p_info;
 712             P.componentInfoCb.offset = (void *)p_pic->U_PIXELS
 713                                         - p_pic->p_sys->p_info;
 714             P.componentInfoCr.offset = (void *)p_pic->V_PIXELS
 715                                         - p_pic->p_sys->p_info;
 716
 717             P.componentInfoY.rowBytes = i_width;
 718             P.componentInfoCb.rowBytes = i_width / 2;
 719             P.componentInfoCr.rowBytes = i_width / 2;
 720 #undef P
 721
 722             break;
 723
 724     default:
 725         /* Unknown chroma, tell the guy to get lost */
 726         free( p_pic->p_sys );
 727         msg_Err( p_vout, "never heard of chroma 0x%.8x (%4.4s)",
 728                  p_vout->output.i_chroma, (char*)&p_vout->output.i_chroma );
 729         p_pic->i_planes = 0;
 730         return( -1 );
 731     }
 732
 733     return( 0 );
 734 }
 735
 736 /*****************************************************************************
 737  * QTFreePicture: destroy a picture allocated with QTNewPicture
 738  *****************************************************************************/
 739 static void QTFreePicture( vout_thread_t *p_vout, picture_t *p_pic )
 740 {
 741     switch( p_vout->output.i_chroma )
 742     {
 743         case VLC_FOURCC('I','4','2','0'):
 744             free( p_pic->p_data_orig );
 745             break;
 746     }
 747
 748     free( p_pic->p_sys );
 749 }
 750
 751 /*****************************************************************************
 752  * VLCWindow implementation
 753  *****************************************************************************/
 754 @implementation VLCWindow
 755
 756 - (void)setVout:(vout_thread_t *)_p_vout
 757 {
 758     p_vout = _p_vout;
 759 }
 760
 761 - (vout_thread_t *)getVout
 762 {
 763     return( p_vout );
 764 }
 765
 766 - (void)scaleWindowWithFactor: (float)factor
 767 {
 768     NSSize newsize;
 769     int i_corrected_height, i_corrected_width;
 770     NSPoint topleftbase;
 771     NSPoint topleftscreen;
 772
 773     if ( !p_vout->b_fullscreen )
 774     {
 775         topleftbase.x = 0;
 776         topleftbase.y = [self frame].size.height;
 777         topleftscreen = [self convertBaseToScreen: topleftbase];
 778
 779         if( p_vout->output.i_height * p_vout->output.i_aspect >
 780                         p_vout->output.i_width * VOUT_ASPECT_FACTOR )
 781         {
 782             i_corrected_width = p_vout->output.i_height * p_vout->output.i_aspect /
 783                                             VOUT_ASPECT_FACTOR;
 784             newsize.width = (int) ( i_corrected_width * factor );
 785             newsize.height = (int) ( p_vout->render.i_height * factor );
 786         }
 787         else
 788         {
 789             i_corrected_height = p_vout->output.i_width * VOUT_ASPECT_FACTOR /
 790                                             p_vout->output.i_aspect;
 791             newsize.width = (int) ( p_vout->render.i_width * factor );
 792             newsize.height = (int) ( i_corrected_height * factor );
 793         }
 794
 795         [self setContentSize: newsize];
 796
 797         [self setFrameTopLeftPoint: topleftscreen];
 798         p_vout->i_changes |= VOUT_SIZE_CHANGE;
 799     }
 800 }
 801
 802 - (void)toggleFloatOnTop
 803 {
 804     if( config_GetInt( p_vout, "video-on-top" ) )
 805     {
 806         config_PutInt( p_vout, "video-on-top", 0 );
 807         [p_vout->p_sys->o_window setLevel: NSNormalWindowLevel];
 808     }
 809     else
 810     {
 811         config_PutInt( p_vout, "video-on-top", 1 );
 812         [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
 813     }
 814 }
 815
 816 - (void)toggleFullscreen
 817 {
 818     config_PutInt(p_vout, "fullscreen", !p_vout->b_fullscreen);
 819     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 820 }
 821
 822 - (BOOL)isFullscreen
 823 {
 824     return( p_vout->b_fullscreen );
 825 }
 826
 827 - (BOOL)canBecomeKeyWindow
 828 {
 829     return( YES );
 830 }
 831
 832 - (void)keyDown:(NSEvent *)o_event
 833 {
 834     unichar key = 0;
 835     vlc_value_t val;
 836     unsigned int i_pressed_modifiers = 0;
 837     val.i_int = 0;
 838
 839     i_pressed_modifiers = [o_event modifierFlags];
 840
 841     if( i_pressed_modifiers & NSShiftKeyMask )
 842         val.i_int |= KEY_MODIFIER_SHIFT;
 843     if( i_pressed_modifiers & NSControlKeyMask )
 844         val.i_int |= KEY_MODIFIER_CTRL;
 845     if( i_pressed_modifiers & NSAlternateKeyMask )
 846         val.i_int |= KEY_MODIFIER_ALT;
 847     if( i_pressed_modifiers & NSCommandKeyMask )
 848         val.i_int |= KEY_MODIFIER_COMMAND;
 849
 850     key = [[o_event charactersIgnoringModifiers] characterAtIndex: 0];
 851
 852     if( key )
 853     {
 854         /* Escape should always get you out of fullscreen */
 855         if( key == (unichar) 0x1b )
 856         {
 857              if( [self isFullscreen] )
 858              {
 859                  [self toggleFullscreen];
 860              }
 861         }
 862         else if ( key == ' ' )
 863         {
 864              playlist_t *p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 865                                                      FIND_ANYWHERE );
 866              if ( p_playlist != NULL )
 867              {
 868                  playlist_Pause( p_playlist );
 869                  vlc_object_release( p_playlist);
 870              }
 871         }
 872         else
 873         {
 874             val.i_int |= CocoaKeyToVLC( key );
 875             var_Set( p_vout->p_vlc, "key-pressed", val );
 876         }
 877     }
 878     else
 879     {
 880         [super keyDown: o_event];
 881     }
 882 }
 883
 884 - (void)updateTitle
 885 {
 886     NSMutableString * o_title;
 887     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 888                                                        FIND_ANYWHERE );
 889
 890     if( p_playlist == NULL )
 891     {
 892         return;
 893     }
 894
 895     vlc_mutex_lock( &p_playlist->object_lock );
 896     o_title = [NSMutableString stringWithUTF8String:
 897         p_playlist->pp_items[p_playlist->i_index]->psz_uri];
 898     vlc_mutex_unlock( &p_playlist->object_lock );
 899
 900     vlc_object_release( p_playlist );
 901
 902     if( o_title != nil )
 903     {
 904         NSRange prefix_range = [o_title rangeOfString: @"file:"];
 905         if( prefix_range.location != NSNotFound )
 906         {
 907             [o_title deleteCharactersInRange: prefix_range];
 908         }
 909
 910         [self setTitleWithRepresentedFilename: o_title];
 911     }
 912     else
 913     {
 914         [self setTitle:
 915             [NSString stringWithCString: VOUT_TITLE " (QuickTime)"]];
 916     }
 917 }
 918
 919 /* This is actually the same as VLCControls::stop. */
 920 - (BOOL)windowShouldClose:(id)sender
 921 {
 922     playlist_t * p_playlist = vlc_object_find( p_vout, VLC_OBJECT_PLAYLIST,
 923                                                        FIND_ANYWHERE );
 924     if( p_playlist == NULL )
 925     {
 926         return NO;
 927     }
 928
 929     playlist_Stop( p_playlist );
 930     vlc_object_release( p_playlist );
 931
 932     /* The window will be closed by the intf later. */
 933     return NO;
 934 }
 935
 936 @end
 937
 938 /*****************************************************************************
 939  * VLCView implementation
 940  *****************************************************************************/
 941 @implementation VLCView
 942
 943 - (void)drawRect:(NSRect)rect
 944 {
 945     vout_thread_t * p_vout;
 946     id o_window = [self window];
 947     p_vout = (vout_thread_t *)[o_window getVout];
 948
 949     [[NSColor blackColor] set];
 950     NSRectFill( rect );
 951     [super drawRect: rect];
 952
 953     p_vout->i_changes |= VOUT_SIZE_CHANGE;
 954 }
 955
 956 - (BOOL)acceptsFirstResponder
 957 {
 958     return( YES );
 959 }
 960
 961 - (BOOL)becomeFirstResponder
 962 {
 963     vout_thread_t * p_vout;
 964     id o_window = [self window];
 965     p_vout = (vout_thread_t *)[o_window getVout];
 966
 967     [o_window setAcceptsMouseMovedEvents: YES];
 968     return( YES );
 969 }
 970
 971 - (BOOL)resignFirstResponder
 972 {
 973     vout_thread_t * p_vout;
 974     id o_window = [self window];
 975     p_vout = (vout_thread_t *)[o_window getVout];
 976
 977     [o_window setAcceptsMouseMovedEvents: NO];
 978     VLCHideMouse( p_vout, NO );
 979     return( YES );
 980 }
 981
 982 - (void)mouseDown:(NSEvent *)o_event
 983 {
 984     vout_thread_t * p_vout;
 985     id o_window = [self window];
 986     p_vout = (vout_thread_t *)[o_window getVout];
 987     vlc_value_t val;
 988
 989     switch( [o_event type] )
 990     {
 991         case NSLeftMouseDown:
 992         {
 993             var_Get( p_vout, "mouse-button-down", &val );
 994             val.i_int |= 1;
 995             var_Set( p_vout, "mouse-button-down", val );
 996         }
 997         break;
 998
 999         default:
1000             [super mouseDown: o_event];
1001         break;
1002     }
1003 }
1004
1005 - (void)otherMouseDown:(NSEvent *)o_event
1006 {
1007     /* This is not the the wheel button. you need to poll the
1008      * mouseWheel event for that. other is a third, forth or fifth button */
1009     vout_thread_t * p_vout;
1010     id o_window = [self window];
1011     p_vout = (vout_thread_t *)[o_window getVout];
1012     vlc_value_t val;
1013
1014     switch( [o_event type] )
1015     {
1016         case NSOtherMouseDown:
1017         {
1018             var_Get( p_vout, "mouse-button-down", &val );
1019             val.i_int |= 2;
1020             var_Set( p_vout, "mouse-button-down", val );
1021         }
1022         break;
1023
1024         default:
1025             [super mouseDown: o_event];
1026         break;
1027     }
1028 }
1029
1030 - (void)rightMouseDown:(NSEvent *)o_event
1031 {
1032     vout_thread_t * p_vout;
1033     id o_window = [self window];
1034     p_vout = (vout_thread_t *)[o_window getVout];
1035     vlc_value_t val;
1036
1037     switch( [o_event type] )
1038     {
1039         case NSRightMouseDown:
1040         {
1041             var_Get( p_vout, "mouse-button-down", &val );
1042             val.i_int |= 4;
1043             var_Set( p_vout, "mouse-button-down", val );
1044         }
1045         break;
1046
1047         default:
1048             [super mouseDown: o_event];
1049         break;
1050     }
1051 }
1052
1053 - (void)mouseUp:(NSEvent *)o_event
1054 {
1055     vout_thread_t * p_vout;
1056     id o_window = [self window];
1057     p_vout = (vout_thread_t *)[o_window getVout];
1058     vlc_value_t val;
1059
1060     switch( [o_event type] )
1061     {
1062         case NSLeftMouseUp:
1063         {
1064             vlc_value_t b_val;
1065             b_val.b_bool = VLC_TRUE;
1066             var_Set( p_vout, "mouse-clicked", b_val );
1067
1068             var_Get( p_vout, "mouse-button-down", &val );
1069             val.i_int &= ~1;
1070             var_Set( p_vout, "mouse-button-down", val );
1071         }
1072         break;
1073
1074         default:
1075             [super mouseUp: o_event];
1076         break;
1077     }
1078 }
1079
1080 - (void)otherMouseUp:(NSEvent *)o_event
1081 {
1082     vout_thread_t * p_vout;
1083     id o_window = [self window];
1084     p_vout = (vout_thread_t *)[o_window getVout];
1085     vlc_value_t val;
1086
1087     switch( [o_event type] )
1088     {
1089         case NSOtherMouseUp:
1090         {
1091             var_Get( p_vout, "mouse-button-down", &val );
1092             val.i_int &= ~2;
1093             var_Set( p_vout, "mouse-button-down", val );
1094         }
1095         break;
1096
1097         default:
1098             [super mouseUp: o_event];
1099         break;
1100     }
1101 }
1102
1103 - (void)rightMouseUp:(NSEvent *)o_event
1104 {
1105     vout_thread_t * p_vout;
1106     id o_window = [self window];
1107     p_vout = (vout_thread_t *)[o_window getVout];
1108     vlc_value_t val;
1109
1110     switch( [o_event type] )
1111     {
1112         case NSRightMouseUp:
1113         {
1114             var_Get( p_vout, "mouse-button-down", &val );
1115             val.i_int &= ~4;
1116             var_Set( p_vout, "mouse-button-down", val );
1117         }
1118         break;
1119
1120         default:
1121             [super mouseUp: o_event];
1122         break;
1123     }
1124 }
1125
1126 - (void)mouseDragged:(NSEvent *)o_event
1127 {
1128     [self mouseMoved:o_event];
1129 }
1130
1131 - (void)otherMouseDragged:(NSEvent *)o_event
1132 {
1133     [self mouseMoved:o_event];
1134 }
1135
1136 - (void)rightMouseDragged:(NSEvent *)o_event
1137 {
1138     [self mouseMoved:o_event];
1139 }
1140
1141 - (void)mouseMoved:(NSEvent *)o_event
1142 {
1143     NSPoint ml;
1144     NSRect s_rect;
1145     BOOL b_inside;
1146
1147     vout_thread_t * p_vout;
1148     id o_window = [self window];
1149     p_vout = (vout_thread_t *)[o_window getVout];
1150
1151     s_rect = [self bounds];
1152     ml = [self convertPoint: [o_event locationInWindow] fromView: nil];
1153     b_inside = [self mouse: ml inRect: s_rect];
1154
1155     if( b_inside )
1156     {
1157         vlc_value_t val;
1158         int i_width, i_height, i_x, i_y;
1159
1160         vout_PlacePicture( p_vout, (unsigned int)s_rect.size.width,
1161                                    (unsigned int)s_rect.size.height,
1162                                    &i_x, &i_y, &i_width, &i_height );
1163
1164         val.i_int = ( ((int)ml.x) - i_x ) *
1165                     p_vout->render.i_width / i_width;
1166         var_Set( p_vout, "mouse-x", val );
1167
1168         val.i_int = ( ((int)ml.y) - i_y ) *
1169                     p_vout->render.i_height / i_height;
1170         var_Set( p_vout, "mouse-y", val );
1171
1172         val.b_bool = VLC_TRUE;
1173         var_Set( p_vout, "mouse-moved", val );
1174         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1175         p_vout->p_sys->b_mouse_moved = YES;
1176     }
1177
1178     [super mouseMoved: o_event];
1179 }
1180
1181 @end
1182
1183 /*****************************************************************************
1184  * VLCVout implementation
1185  *****************************************************************************/
1186 @implementation VLCVout
1187
1188 - (void)createWindow:(NSValue *)o_value
1189 {
1190     vlc_value_t val;
1191     VLCView * o_view;
1192     NSScreen * o_screen;
1193     vout_thread_t * p_vout;
1194     vlc_bool_t b_main_screen;
1195
1196     p_vout = (vout_thread_t *)[o_value pointerValue];
1197
1198     p_vout->p_sys->o_window = [VLCWindow alloc];
1199     [p_vout->p_sys->o_window setVout: p_vout];
1200     [p_vout->p_sys->o_window setReleasedWhenClosed: YES];
1201
1202     if( var_Get( p_vout, "video-device", &val ) < 0 )
1203     {
1204         o_screen = [NSScreen mainScreen];
1205         b_main_screen = 1;
1206     }
1207     else
1208     {
1209         NSArray *o_screens = [NSScreen screens];
1210         unsigned int i_index = val.i_int;
1211
1212         if( [o_screens count] < i_index )
1213         {
1214             o_screen = [NSScreen mainScreen];
1215             b_main_screen = 1;
1216         }
1217         else
1218         {
1219             i_index--;
1220             o_screen = [o_screens objectAtIndex: i_index];
1221             config_PutInt( p_vout, "macosx-vdev", i_index );
1222             b_main_screen = (i_index == 0);
1223         }
1224     }
1225
1226     if( p_vout->b_fullscreen )
1227     {
1228         NSRect screen_rect = [o_screen frame];
1229         screen_rect.origin.x = screen_rect.origin.y = 0;
1230
1231         if ( b_main_screen && p_vout->p_sys->p_fullscreen_state == NULL )
1232             BeginFullScreen( &p_vout->p_sys->p_fullscreen_state, NULL, 0, 0,
1233                              NULL, NULL, fullScreenAllowEvents );
1234
1235         [p_vout->p_sys->o_window
1236             initWithContentRect: screen_rect
1237             styleMask: NSBorderlessWindowMask
1238             backing: NSBackingStoreBuffered
1239             defer: NO screen: o_screen];
1240
1241         //[p_vout->p_sys->o_window setLevel: NSPopUpMenuWindowLevel - 1];
1242         p_vout->p_sys->b_mouse_moved = YES;
1243         p_vout->p_sys->i_time_mouse_last_moved = mdate();
1244     }
1245     else
1246     {
1247         unsigned int i_stylemask = NSTitledWindowMask |
1248                                    NSMiniaturizableWindowMask |
1249                                    NSClosableWindowMask |
1250                                    NSResizableWindowMask;
1251
1252         if ( p_vout->p_sys->p_fullscreen_state != NULL )
1253             EndFullScreen ( p_vout->p_sys->p_fullscreen_state, NULL );
1254         p_vout->p_sys->p_fullscreen_state = NULL;
1255
1256         [p_vout->p_sys->o_window
1257             initWithContentRect: p_vout->p_sys->s_rect
1258             styleMask: i_stylemask
1259             backing: NSBackingStoreBuffered
1260             defer: NO screen: o_screen];
1261
1262         [p_vout->p_sys->o_window setAlphaValue: config_GetFloat( p_vout, "macosx-opaqueness" )];
1263
1264         if( config_GetInt( p_vout, "video-on-top" ) )
1265         {
1266             [p_vout->p_sys->o_window setLevel: NSStatusWindowLevel];
1267         }
1268
1269         if( !p_vout->p_sys->b_pos_saved )
1270         {
1271             [p_vout->p_sys->o_window center];
1272         }
1273     }
1274
1275     o_view = [[VLCView alloc] init];
1276     /* FIXME: [o_view setMenu:] */
1277     [p_vout->p_sys->o_window setContentView: o_view];
1278     [o_view autorelease];
1279
1280     [o_view lockFocus];
1281     p_vout->p_sys->p_qdport = [o_view qdPort];
1282
1283     [o_view unlockFocus];
1284
1285     [p_vout->p_sys->o_window updateTitle];
1286     [p_vout->p_sys->o_window makeKeyAndOrderFront: nil];
1287
1288 }
1289
1290 - (void)destroyWindow:(NSValue *)o_value
1291 {
1292     vout_thread_t * p_vout;
1293
1294     p_vout = (vout_thread_t *)[o_value pointerValue];
1295
1296     if( !p_vout->b_fullscreen )
1297     {
1298         NSRect s_rect;
1299
1300         s_rect = [[p_vout->p_sys->o_window contentView] frame];
1301         p_vout->p_sys->s_rect.size = s_rect.size;
1302
1303         s_rect = [p_vout->p_sys->o_window frame];
1304         p_vout->p_sys->s_rect.origin = s_rect.origin;
1305
1306         p_vout->p_sys->b_pos_saved = YES;
1307     }
1308
1309     p_vout->p_sys->p_qdport = nil;
1310     [p_vout->p_sys->o_window close];
1311     p_vout->p_sys->o_window = nil;
1312 }
1313
1314 @end