projects/mozilla/control/npolibvlc.cpp

   1 /*****************************************************************************
   2  * npolibvlc.cpp: official Javascript APIs
   3  *****************************************************************************
   4  * Copyright (C) 2002-2006 the VideoLAN team
   5  *
   6  * Authors: Damien Fouilleul <Damien.Fouilleul@laposte.net>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  21  *****************************************************************************/
  22
  23 #include "config.h"
  24
  25 #include <stdio.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28
  29 /* Mozilla stuff */
  30 #ifdef HAVE_MOZILLA_CONFIG_H
  31 #   include <mozilla-config.h>
  32 #endif
  33
  34 #include "vlcplugin.h"
  35 #include "npolibvlc.h"
  36
  37 /*
  38 ** implementation of libvlc root object
  39 */
  40
  41 LibvlcRootNPObject::~LibvlcRootNPObject()
  42 {
  43     /*
  44     ** when plugin is destroyed, firefox takes upon itself to destroy all 'live' script objects
  45     ** and ignores refcounting. Therefore we cannot safely assume  that refcounting will control
  46     ** lifespan of objects. Hence they are only lazily created on request, so that firefox can
  47     ** take ownership, and are not released when plugin is being destroyed.
  48     */
  49     if( isValid() )
  50     {
  51         if( audioObj    ) NPN_ReleaseObject(audioObj);
  52         if( inputObj    ) NPN_ReleaseObject(inputObj);
  53         if( logObj      ) NPN_ReleaseObject(logObj);
  54         if( playlistObj ) NPN_ReleaseObject(playlistObj);
  55         if( videoObj    ) NPN_ReleaseObject(videoObj);
  56     }
  57 }
  58
  59 const NPUTF8 * const LibvlcRootNPObject::propertyNames[] =
  60 {
  61     "audio",
  62     "input",
  63     "log",
  64     "playlist",
  65     "video",
  66     "VersionInfo",
  67 };
  68
  69 const int LibvlcRootNPObject::propertyCount = sizeof(LibvlcRootNPObject::propertyNames)/sizeof(NPUTF8 *);
  70
  71 enum LibvlcRootNPObjectPropertyIds
  72 {
  73     ID_root_audio = 0,
  74     ID_root_input,
  75     ID_root_log,
  76     ID_root_playlist,
  77     ID_root_video,
  78     ID_root_VersionInfo,
  79 };
  80
  81 RuntimeNPObject::InvokeResult LibvlcRootNPObject::getProperty(int index, NPVariant &result)
  82 {
  83     /* is plugin still running */
  84     if( _instance->pdata )
  85     {
  86         switch( index )
  87         {
  88             case ID_root_audio:
  89                 // create child object in lazyman fashion to avoid ownership problem with firefox
  90                 if( ! audioObj )
  91                     audioObj = NPN_CreateObject(_instance, RuntimeNPClass<LibvlcAudioNPObject>::getClass());
  92                 OBJECT_TO_NPVARIANT(NPN_RetainObject(audioObj), result);
  93                 return INVOKERESULT_NO_ERROR;
  94             case ID_root_input:
  95                 // create child object in lazyman fashion to avoid ownership problem with firefox
  96                 if( ! inputObj )
  97                     inputObj = NPN_CreateObject(_instance, RuntimeNPClass<LibvlcInputNPObject>::getClass());
  98                 OBJECT_TO_NPVARIANT(NPN_RetainObject(inputObj), result);
  99                 return INVOKERESULT_NO_ERROR;
 100             case ID_root_log:
 101                 // create child object in lazyman fashion to avoid ownership problem with firefox
 102                 if( ! logObj )
 103                     logObj = NPN_CreateObject(_instance, RuntimeNPClass<LibvlcLogNPObject>::getClass());
 104                 OBJECT_TO_NPVARIANT(NPN_RetainObject(logObj), result);
 105                 return INVOKERESULT_NO_ERROR;
 106             case ID_root_playlist:
 107                 // create child object in lazyman fashion to avoid ownership problem with firefox
 108                 if( ! playlistObj )
 109                     playlistObj = NPN_CreateObject(_instance, RuntimeNPClass<LibvlcPlaylistNPObject>::getClass());
 110                 OBJECT_TO_NPVARIANT(NPN_RetainObject(playlistObj), result);
 111                 return INVOKERESULT_NO_ERROR;
 112             case ID_root_video:
 113                 // create child object in lazyman fashion to avoid ownership problem with firefox
 114                 if( ! videoObj )
 115                     videoObj = NPN_CreateObject(_instance,RuntimeNPClass<LibvlcVideoNPObject>::getClass());
 116                 OBJECT_TO_NPVARIANT(NPN_RetainObject(videoObj), result);
 117                 return INVOKERESULT_NO_ERROR;
 118             case ID_root_VersionInfo:
 119             {
 120                 int len = strlen(VLC_Version());
 121                 NPUTF8 *retval =(NPUTF8*)NPN_MemAlloc(len);
 122                 if( retval )
 123                 {
 124                     memcpy(retval, VLC_Version(), len);
 125                     STRINGN_TO_NPVARIANT(retval, len, result);
 126                 }
 127                 else
 128                 {
 129                     NULL_TO_NPVARIANT(result);
 130                 }
 131                 return INVOKERESULT_NO_ERROR;
 132             }
 133             default:
 134                 ;
 135         }
 136     }
 137     return INVOKERESULT_GENERIC_ERROR;
 138 }
 139
 140 const NPUTF8 * const LibvlcRootNPObject::methodNames[] =
 141 {
 142     "versionInfo",
 143 };
 144
 145 const int LibvlcRootNPObject::methodCount = sizeof(LibvlcRootNPObject::methodNames)/sizeof(NPUTF8 *);
 146
 147 enum LibvlcRootNPObjectMethodIds
 148 {
 149     ID_root_versionInfo,
 150 };
 151
 152 RuntimeNPObject::InvokeResult LibvlcRootNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
 153 {
 154     /* is plugin still running */
 155     if( _instance->pdata )
 156     {
 157         libvlc_exception_t ex;
 158         libvlc_exception_init(&ex);
 159
 160         switch( index )
 161         {
 162             case ID_root_versionInfo:
 163                 if( argCount == 0 )
 164                 {
 165                     int len = strlen(VLC_Version());
 166                     NPUTF8 *retval =(NPUTF8*)NPN_MemAlloc(len);
 167                     if( retval )
 168                     {
 169                         memcpy(retval, VLC_Version(), len);
 170                         STRINGN_TO_NPVARIANT(retval, len, result);
 171                     }
 172                     else
 173                     {
 174                         NULL_TO_NPVARIANT(result);
 175                     }
 176                     return INVOKERESULT_NO_ERROR;
 177                 }
 178                 return INVOKERESULT_NO_SUCH_METHOD;
 179             default:
 180                 ;
 181         }
 182     }
 183     return INVOKERESULT_GENERIC_ERROR;
 184 }
 185
 186 /*
 187 ** implementation of libvlc audio object
 188 */
 189
 190 const NPUTF8 * const LibvlcAudioNPObject::propertyNames[] =
 191 {
 192     "mute",
 193     "volume",
 194     "track",
 195     "channel",
 196 };
 197
 198 const int LibvlcAudioNPObject::propertyCount = sizeof(LibvlcAudioNPObject::propertyNames)/sizeof(NPUTF8 *);
 199
 200 enum LibvlcAudioNPObjectPropertyIds
 201 {
 202     ID_audio_mute,
 203     ID_audio_volume,
 204     ID_audio_track,
 205     ID_audio_channel,
 206 };
 207
 208 RuntimeNPObject::InvokeResult LibvlcAudioNPObject::getProperty(int index, NPVariant &result)
 209 {
 210     /* is plugin still running */
 211     if( _instance->pdata )
 212     {
 213         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 214         libvlc_exception_t ex;
 215         libvlc_exception_init(&ex);
 216
 217         switch( index )
 218         {
 219             case ID_audio_mute:
 220             {
 221                 bool muted = libvlc_audio_get_mute(p_plugin->getVLC(), &ex);
 222                 if( libvlc_exception_raised(&ex) )
 223                 {
 224                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 225                     libvlc_exception_clear(&ex);
 226                     return INVOKERESULT_GENERIC_ERROR;
 227                 }
 228                 BOOLEAN_TO_NPVARIANT(muted, result);
 229                 return INVOKERESULT_NO_ERROR;
 230             }
 231             case ID_audio_volume:
 232             {
 233                 int volume = libvlc_audio_get_volume(p_plugin->getVLC(), &ex);
 234                 if( libvlc_exception_raised(&ex) )
 235                 {
 236                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 237                     libvlc_exception_clear(&ex);
 238                     return INVOKERESULT_GENERIC_ERROR;
 239                 }
 240                 INT32_TO_NPVARIANT(volume, result);
 241                 return INVOKERESULT_NO_ERROR;
 242             }
 243             case ID_audio_track:
 244             {
 245                 libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
 246                 if( libvlc_exception_raised(&ex) )
 247                 {
 248                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 249                     libvlc_exception_clear(&ex);
 250                     return INVOKERESULT_GENERIC_ERROR;
 251                 }
 252                 int track = libvlc_audio_get_track(p_md, &ex);
 253                 libvlc_media_player_release(p_md);
 254                 if( libvlc_exception_raised(&ex) )
 255                 {
 256                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 257                     libvlc_exception_clear(&ex);
 258                     return INVOKERESULT_GENERIC_ERROR;
 259                 }
 260                 INT32_TO_NPVARIANT(track, result);
 261                 return INVOKERESULT_NO_ERROR;
 262             }
 263             case ID_audio_channel:
 264             {
 265                 int channel = libvlc_audio_get_channel(p_plugin->getVLC(), &ex);
 266                 if( libvlc_exception_raised(&ex) )
 267                 {
 268                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 269                     libvlc_exception_clear(&ex);
 270                     return INVOKERESULT_GENERIC_ERROR;
 271                 }
 272                 INT32_TO_NPVARIANT(channel, result);
 273                 return INVOKERESULT_NO_ERROR;
 274             }
 275             default:
 276                 ;
 277         }
 278     }
 279     return INVOKERESULT_GENERIC_ERROR;
 280 }
 281
 282 RuntimeNPObject::InvokeResult LibvlcAudioNPObject::setProperty(int index, const NPVariant &value)
 283 {
 284     /* is plugin still running */
 285     if( _instance->pdata )
 286     {
 287         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 288         libvlc_exception_t ex;
 289         libvlc_exception_init(&ex);
 290
 291         switch( index )
 292         {
 293             case ID_audio_mute:
 294                 if( NPVARIANT_IS_BOOLEAN(value) )
 295                 {
 296                     libvlc_audio_set_mute(p_plugin->getVLC(),
 297                                           NPVARIANT_TO_BOOLEAN(value), &ex);
 298                     if( libvlc_exception_raised(&ex) )
 299                     {
 300                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 301                         libvlc_exception_clear(&ex);
 302                         return INVOKERESULT_GENERIC_ERROR;
 303                     }
 304                     return INVOKERESULT_NO_ERROR;
 305                 }
 306                 return INVOKERESULT_INVALID_VALUE;
 307             case ID_audio_volume:
 308                 if( isNumberValue(value) )
 309                 {
 310                     libvlc_audio_set_volume(p_plugin->getVLC(),
 311                                             numberValue(value), &ex);
 312                     if( libvlc_exception_raised(&ex) )
 313                     {
 314                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 315                         libvlc_exception_clear(&ex);
 316                         return INVOKERESULT_GENERIC_ERROR;
 317                     }
 318                     return INVOKERESULT_NO_ERROR;
 319                 }
 320                 return INVOKERESULT_INVALID_VALUE;
 321             case ID_audio_track:
 322                 if( isNumberValue(value) )
 323                 {
 324                     libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
 325                     if( libvlc_exception_raised(&ex) )
 326                     {
 327                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 328                         libvlc_exception_clear(&ex);
 329                         return INVOKERESULT_GENERIC_ERROR;
 330                     }
 331                     libvlc_audio_set_track(p_md,
 332                                            numberValue(value), &ex);
 333                     libvlc_media_player_release(p_md);
 334                     if( libvlc_exception_raised(&ex) )
 335                     {
 336                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 337                         libvlc_exception_clear(&ex);
 338                         return INVOKERESULT_GENERIC_ERROR;
 339                     }
 340                     return INVOKERESULT_NO_ERROR;
 341                 }
 342                 return INVOKERESULT_INVALID_VALUE;
 343             case ID_audio_channel:
 344                 if( isNumberValue(value) )
 345                 {
 346                     libvlc_audio_set_channel(p_plugin->getVLC(),
 347                                              numberValue(value), &ex);
 348                     if( libvlc_exception_raised(&ex) )
 349                     {
 350                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 351                         libvlc_exception_clear(&ex);
 352                         return INVOKERESULT_GENERIC_ERROR;
 353                     }
 354                     return INVOKERESULT_NO_ERROR;
 355                 }
 356                 return INVOKERESULT_INVALID_VALUE;
 357             default:
 358                 ;
 359         }
 360     }
 361     return INVOKERESULT_GENERIC_ERROR;
 362 }
 363
 364 const NPUTF8 * const LibvlcAudioNPObject::methodNames[] =
 365 {
 366     "toggleMute",
 367 };
 368
 369 const int LibvlcAudioNPObject::methodCount = sizeof(LibvlcAudioNPObject::methodNames)/sizeof(NPUTF8 *);
 370
 371 enum LibvlcAudioNPObjectMethodIds
 372 {
 373     ID_audio_togglemute,
 374 };
 375
 376 RuntimeNPObject::InvokeResult LibvlcAudioNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
 377 {
 378     /* is plugin still running */
 379     if( _instance->pdata )
 380     {
 381         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 382         libvlc_exception_t ex;
 383         libvlc_exception_init(&ex);
 384
 385         switch( index )
 386         {
 387             case ID_audio_togglemute:
 388                 if( argCount == 0 )
 389                 {
 390                     libvlc_audio_toggle_mute(p_plugin->getVLC(), &ex);
 391                     if( libvlc_exception_raised(&ex) )
 392                     {
 393                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 394                         libvlc_exception_clear(&ex);
 395                         return INVOKERESULT_GENERIC_ERROR;
 396                     }
 397                     else
 398                     {
 399                         VOID_TO_NPVARIANT(result);
 400                         return INVOKERESULT_NO_ERROR;
 401                     }
 402                 }
 403                 return INVOKERESULT_NO_SUCH_METHOD;
 404             default:
 405                 ;
 406         }
 407     }
 408     return INVOKERESULT_GENERIC_ERROR;
 409 }
 410
 411 /*
 412 ** implementation of libvlc input object
 413 */
 414
 415 const NPUTF8 * const LibvlcInputNPObject::propertyNames[] =
 416 {
 417     "length",
 418     "position",
 419     "time",
 420     "state",
 421     "rate",
 422     "fps",
 423     "hasVout",
 424 };
 425
 426 const int LibvlcInputNPObject::propertyCount = sizeof(LibvlcInputNPObject::propertyNames)/sizeof(NPUTF8 *);
 427
 428 enum LibvlcInputNPObjectPropertyIds
 429 {
 430     ID_input_length,
 431     ID_input_position,
 432     ID_input_time,
 433     ID_input_state,
 434     ID_input_rate,
 435     ID_input_fps,
 436     ID_input_hasvout,
 437 };
 438
 439 RuntimeNPObject::InvokeResult LibvlcInputNPObject::getProperty(int index, NPVariant &result)
 440 {
 441     /* is plugin still running */
 442     if( _instance->pdata )
 443     {
 444         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 445         libvlc_exception_t ex;
 446         libvlc_exception_init(&ex);
 447
 448         libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
 449         if( libvlc_exception_raised(&ex) )
 450         {
 451             if( index != ID_input_state )
 452             {
 453                 NPN_SetException(this, libvlc_exception_get_message(&ex));
 454                 libvlc_exception_clear(&ex);
 455                 return INVOKERESULT_GENERIC_ERROR;
 456             }
 457             else
 458             {
 459                 /* for input state, return CLOSED rather than an exception */
 460                 INT32_TO_NPVARIANT(0, result);
 461                 return INVOKERESULT_NO_ERROR;
 462             }
 463         }
 464
 465         switch( index )
 466         {
 467             case ID_input_length:
 468             {
 469                 double val = (double)libvlc_media_player_get_length(p_md, &ex);
 470                 libvlc_media_player_release(p_md);
 471                 if( libvlc_exception_raised(&ex) )
 472                 {
 473                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 474                     libvlc_exception_clear(&ex);
 475                     return INVOKERESULT_GENERIC_ERROR;
 476                 }
 477                 DOUBLE_TO_NPVARIANT(val, result);
 478                 return INVOKERESULT_NO_ERROR;
 479             }
 480             case ID_input_position:
 481             {
 482                 double val = libvlc_media_player_get_position(p_md, &ex);
 483                 libvlc_media_player_release(p_md);
 484                 if( libvlc_exception_raised(&ex) )
 485                 {
 486                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 487                     libvlc_exception_clear(&ex);
 488                     return INVOKERESULT_GENERIC_ERROR;
 489                 }
 490                 DOUBLE_TO_NPVARIANT(val, result);
 491                 return INVOKERESULT_NO_ERROR;
 492             }
 493             case ID_input_time:
 494             {
 495                 double val = (double)libvlc_media_player_get_time(p_md, &ex);
 496                 libvlc_media_player_release(p_md);
 497                 if( libvlc_exception_raised(&ex) )
 498                 {
 499                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 500                     libvlc_exception_clear(&ex);
 501                     return INVOKERESULT_GENERIC_ERROR;
 502                 }
 503                 DOUBLE_TO_NPVARIANT(val, result);
 504                 return INVOKERESULT_NO_ERROR;
 505             }
 506             case ID_input_state:
 507             {
 508                 int val = libvlc_media_player_get_state(p_md, &ex);
 509                 libvlc_media_player_release(p_md);
 510                 if( libvlc_exception_raised(&ex) )
 511                 {
 512                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 513                     libvlc_exception_clear(&ex);
 514                     return INVOKERESULT_GENERIC_ERROR;
 515                 }
 516                 INT32_TO_NPVARIANT(val, result);
 517                 return INVOKERESULT_NO_ERROR;
 518             }
 519             case ID_input_rate:
 520             {
 521                 float val = libvlc_media_player_get_rate(p_md, &ex);
 522                 libvlc_media_player_release(p_md);
 523                 if( libvlc_exception_raised(&ex) )
 524                 {
 525                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 526                     libvlc_exception_clear(&ex);
 527                     return INVOKERESULT_GENERIC_ERROR;
 528                 }
 529                 DOUBLE_TO_NPVARIANT(val, result);
 530                 return INVOKERESULT_NO_ERROR;
 531             }
 532             case ID_input_fps:
 533             {
 534                 double val = libvlc_media_player_get_fps(p_md, &ex);
 535                 libvlc_media_player_release(p_md);
 536                 if( libvlc_exception_raised(&ex) )
 537                 {
 538                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 539                     libvlc_exception_clear(&ex);
 540                     return INVOKERESULT_GENERIC_ERROR;
 541                 }
 542                 DOUBLE_TO_NPVARIANT(val, result);
 543                 return INVOKERESULT_NO_ERROR;
 544             }
 545             case ID_input_hasvout:
 546             {
 547                 bool val = libvlc_media_player_has_vout(p_md, &ex);
 548                 libvlc_media_player_release(p_md);
 549                 if( libvlc_exception_raised(&ex) )
 550                 {
 551                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 552                     libvlc_exception_clear(&ex);
 553                     return INVOKERESULT_GENERIC_ERROR;
 554                 }
 555                 BOOLEAN_TO_NPVARIANT(val, result);
 556                 return INVOKERESULT_NO_ERROR;
 557             }
 558             default:
 559                 ;
 560         }
 561         libvlc_media_player_release(p_md);
 562     }
 563     return INVOKERESULT_GENERIC_ERROR;
 564 }
 565
 566 RuntimeNPObject::InvokeResult LibvlcInputNPObject::setProperty(int index, const NPVariant &value)
 567 {
 568     /* is plugin still running */
 569     if( _instance->pdata )
 570     {
 571         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 572         libvlc_exception_t ex;
 573         libvlc_exception_init(&ex);
 574
 575         libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
 576         if( libvlc_exception_raised(&ex) )
 577         {
 578             NPN_SetException(this, libvlc_exception_get_message(&ex));
 579             libvlc_exception_clear(&ex);
 580             return INVOKERESULT_GENERIC_ERROR;
 581         }
 582
 583         switch( index )
 584         {
 585             case ID_input_position:
 586             {
 587                 if( ! NPVARIANT_IS_DOUBLE(value) )
 588                 {
 589                     libvlc_media_player_release(p_md);
 590                     return INVOKERESULT_INVALID_VALUE;
 591                 }
 592
 593                 float val = (float)NPVARIANT_TO_DOUBLE(value);
 594                 libvlc_media_player_set_position(p_md, val, &ex);
 595                 libvlc_media_player_release(p_md);
 596                 if( libvlc_exception_raised(&ex) )
 597                 {
 598                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 599                     libvlc_exception_clear(&ex);
 600                     return INVOKERESULT_GENERIC_ERROR;
 601                 }
 602                 return INVOKERESULT_NO_ERROR;
 603             }
 604             case ID_input_time:
 605             {
 606                 int64_t val;
 607                 if( NPVARIANT_IS_INT32(value) )
 608                     val = (int64_t)NPVARIANT_TO_INT32(value);
 609                 else if( NPVARIANT_IS_DOUBLE(value) )
 610                     val = (int64_t)NPVARIANT_TO_DOUBLE(value);
 611                 else
 612                 {
 613                     libvlc_media_player_release(p_md);
 614                     return INVOKERESULT_INVALID_VALUE;
 615                 }
 616
 617                 libvlc_media_player_set_time(p_md, val, &ex);
 618                 libvlc_media_player_release(p_md);
 619                 if( libvlc_exception_raised(&ex) )
 620                 {
 621                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 622                     libvlc_exception_clear(&ex);
 623                     return INVOKERESULT_GENERIC_ERROR;
 624                 }
 625                 return INVOKERESULT_NO_ERROR;
 626             }
 627             case ID_input_rate:
 628             {
 629                 float val;
 630                 if( NPVARIANT_IS_INT32(value) )
 631                     val = (float)NPVARIANT_TO_INT32(value);
 632                 else if( NPVARIANT_IS_DOUBLE(value) )
 633                     val = (float)NPVARIANT_TO_DOUBLE(value);
 634                 else
 635                 {
 636                     libvlc_media_player_release(p_md);
 637                     return INVOKERESULT_INVALID_VALUE;
 638                 }
 639
 640                 libvlc_media_player_set_rate(p_md, val, &ex);
 641                 libvlc_media_player_release(p_md);
 642                 if( libvlc_exception_raised(&ex) )
 643                 {
 644                     NPN_SetException(this, libvlc_exception_get_message(&ex));
 645                     libvlc_exception_clear(&ex);
 646                     return INVOKERESULT_GENERIC_ERROR;
 647                 }
 648                 return INVOKERESULT_NO_ERROR;
 649             }
 650             default:
 651                 ;
 652         }
 653         libvlc_media_player_release(p_md);
 654     }
 655     return INVOKERESULT_GENERIC_ERROR;
 656 }
 657
 658 const NPUTF8 * const LibvlcInputNPObject::methodNames[] =
 659 {
 660     /* no methods */
 661 };
 662
 663 const int LibvlcInputNPObject::methodCount = sizeof(LibvlcInputNPObject::methodNames)/sizeof(NPUTF8 *);
 664
 665 /*
 666 ** implementation of libvlc message object
 667 */
 668
 669 const NPUTF8 * const LibvlcMessageNPObject::propertyNames[] =
 670 {
 671     "severity",
 672     "type",
 673     "name",
 674     "header",
 675     "message",
 676 };
 677
 678 const int LibvlcMessageNPObject::propertyCount = sizeof(LibvlcMessageNPObject::propertyNames)/sizeof(NPUTF8 *);
 679
 680 enum LibvlcMessageNPObjectPropertyIds
 681 {
 682     ID_message_severity,
 683     ID_message_type,
 684     ID_message_name,
 685     ID_message_header,
 686     ID_message_message,
 687 };
 688
 689 RuntimeNPObject::InvokeResult LibvlcMessageNPObject::getProperty(int index, NPVariant &result)
 690 {
 691     /* is plugin still running */
 692     if( _instance->pdata )
 693     {
 694         switch( index )
 695         {
 696             case ID_message_severity:
 697             {
 698                 INT32_TO_NPVARIANT(_msg.i_severity, result);
 699                 return INVOKERESULT_NO_ERROR;
 700             }
 701             case ID_message_type:
 702             {
 703                 if( _msg.psz_type )
 704                 {
 705                     int len = strlen(_msg.psz_type);
 706                     NPUTF8* retval = (NPUTF8*)NPN_MemAlloc(len);
 707                     if( retval )
 708                     {
 709                         memcpy(retval, _msg.psz_type, len);
 710                         STRINGN_TO_NPVARIANT(retval, len, result);
 711                     }
 712                 }
 713                 else
 714                 {
 715                     NULL_TO_NPVARIANT(result);
 716                 }
 717                 return INVOKERESULT_NO_ERROR;
 718             }
 719             case ID_message_name:
 720             {
 721                 if( _msg.psz_name )
 722                 {
 723                     int len = strlen(_msg.psz_name);
 724                     NPUTF8* retval = (NPUTF8*)NPN_MemAlloc(len);
 725                     if( retval )
 726                     {
 727                         memcpy(retval, _msg.psz_name, len);
 728                         STRINGN_TO_NPVARIANT(retval, len, result);
 729                     }
 730                 }
 731                 else
 732                 {
 733                     NULL_TO_NPVARIANT(result);
 734                 }
 735                 return INVOKERESULT_NO_ERROR;
 736             }
 737             case ID_message_header:
 738             {
 739                 if( _msg.psz_header )
 740                 {
 741                     int len = strlen(_msg.psz_header);
 742                     NPUTF8* retval = (NPUTF8*)NPN_MemAlloc(len);
 743                     if( retval )
 744                     {
 745                         memcpy(retval, _msg.psz_header, len);
 746                         STRINGN_TO_NPVARIANT(retval, len, result);
 747                     }
 748                 }
 749                 else
 750                 {
 751                     NULL_TO_NPVARIANT(result);
 752                 }
 753                 return INVOKERESULT_NO_ERROR;
 754             }
 755             case ID_message_message:
 756             {
 757                 if( _msg.psz_message )
 758                 {
 759                     int len = strlen(_msg.psz_message);
 760                     NPUTF8* retval = (NPUTF8*)NPN_MemAlloc(len);
 761                     if( retval )
 762                     {
 763                         memcpy(retval, _msg.psz_message, len);
 764                         STRINGN_TO_NPVARIANT(retval, len, result);
 765                     }
 766                 }
 767                 else
 768                 {
 769                     NULL_TO_NPVARIANT(result);
 770                 }
 771                 return INVOKERESULT_NO_ERROR;
 772             }
 773             default:
 774                 ;
 775         }
 776     }
 777     return INVOKERESULT_GENERIC_ERROR;
 778 }
 779
 780 const NPUTF8 * const LibvlcMessageNPObject::methodNames[] =
 781 {
 782     /* no methods */
 783 };
 784
 785 const int LibvlcMessageNPObject::methodCount = sizeof(LibvlcMessageNPObject::methodNames)/sizeof(NPUTF8 *);
 786
 787 /*
 788 ** implementation of libvlc message iterator object
 789 */
 790
 791 LibvlcMessageIteratorNPObject::LibvlcMessageIteratorNPObject(NPP instance, const NPClass *aClass) :
 792     RuntimeNPObject(instance, aClass),
 793     _p_iter(NULL)
 794 {
 795     /* is plugin still running */
 796     if( instance->pdata )
 797     {
 798         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(instance->pdata);
 799         libvlc_log_t *p_log = p_plugin->getLog();
 800         if( p_log )
 801         {
 802             _p_iter = libvlc_log_get_iterator(p_log, NULL);
 803         }
 804     }
 805 };
 806
 807 LibvlcMessageIteratorNPObject::~LibvlcMessageIteratorNPObject()
 808 {
 809     if( _p_iter )
 810         libvlc_log_iterator_free(_p_iter, NULL);
 811 }
 812
 813 const NPUTF8 * const LibvlcMessageIteratorNPObject::propertyNames[] =
 814 {
 815     "hasNext",
 816 };
 817
 818 const int LibvlcMessageIteratorNPObject::propertyCount = sizeof(LibvlcMessageIteratorNPObject::propertyNames)/sizeof(NPUTF8 *);
 819
 820 enum LibvlcMessageIteratorNPObjectPropertyIds
 821 {
 822     ID_messageiterator_hasNext,
 823 };
 824
 825 RuntimeNPObject::InvokeResult LibvlcMessageIteratorNPObject::getProperty(int index, NPVariant &result)
 826 {
 827     /* is plugin still running */
 828     if( _instance->pdata )
 829     {
 830         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 831         switch( index )
 832         {
 833             case ID_messageiterator_hasNext:
 834             {
 835                 if( _p_iter && p_plugin->getLog() )
 836                 {
 837                     libvlc_exception_t ex;
 838                     libvlc_exception_init(&ex);
 839
 840                     BOOLEAN_TO_NPVARIANT(libvlc_log_iterator_has_next(_p_iter, &ex), result);
 841                     if( libvlc_exception_raised(&ex) )
 842                     {
 843                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 844                         libvlc_exception_clear(&ex);
 845                         return INVOKERESULT_GENERIC_ERROR;
 846                     }
 847                 }
 848                 else
 849                 {
 850                     BOOLEAN_TO_NPVARIANT(0, result);
 851                 }
 852                 return INVOKERESULT_NO_ERROR;
 853             }
 854             default:
 855                 ;
 856         }
 857     }
 858     return INVOKERESULT_GENERIC_ERROR;
 859 }
 860
 861 const NPUTF8 * const LibvlcMessageIteratorNPObject::methodNames[] =
 862 {
 863     "next",
 864 };
 865
 866 const int LibvlcMessageIteratorNPObject::methodCount = sizeof(LibvlcMessageIteratorNPObject::methodNames)/sizeof(NPUTF8 *);
 867
 868 enum LibvlcMessageIteratorNPObjectMethodIds
 869 {
 870     ID_messageiterator_next,
 871 };
 872
 873 RuntimeNPObject::InvokeResult LibvlcMessageIteratorNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
 874 {
 875     /* is plugin still running */
 876     if( _instance->pdata )
 877     {
 878         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 879         libvlc_exception_t ex;
 880         libvlc_exception_init(&ex);
 881
 882         switch( index )
 883         {
 884             case ID_messageiterator_next:
 885                 if( argCount == 0 )
 886                 {
 887                     if( _p_iter && p_plugin->getLog() )
 888                     {
 889                         struct libvlc_log_message_t buffer;
 890
 891                         buffer.sizeof_msg = sizeof(buffer);
 892
 893                         libvlc_log_iterator_next(_p_iter, &buffer, &ex);
 894                         if( libvlc_exception_raised(&ex) )
 895                         {
 896                             NPN_SetException(this, libvlc_exception_get_message(&ex));
 897                             libvlc_exception_clear(&ex);
 898                             return INVOKERESULT_GENERIC_ERROR;
 899                         }
 900                         else
 901                         {
 902                             LibvlcMessageNPObject* message =
 903                                 static_cast<LibvlcMessageNPObject*>(NPN_CreateObject(_instance, RuntimeNPClass<LibvlcMessageNPObject>::getClass()));
 904                             if( message )
 905                             {
 906                                 message->setMessage(buffer);
 907                                 OBJECT_TO_NPVARIANT(message, result);
 908                                 return INVOKERESULT_NO_ERROR;
 909                             }
 910                             return INVOKERESULT_OUT_OF_MEMORY;
 911                         }
 912                     }
 913                     return INVOKERESULT_GENERIC_ERROR;
 914                 }
 915                 return INVOKERESULT_NO_SUCH_METHOD;
 916             default:
 917                 ;
 918         }
 919     }
 920     return INVOKERESULT_GENERIC_ERROR;
 921 }
 922
 923 /*
 924 ** implementation of libvlc message object
 925 */
 926
 927 const NPUTF8 * const LibvlcMessagesNPObject::propertyNames[] =
 928 {
 929     "count",
 930 };
 931
 932 const int LibvlcMessagesNPObject::propertyCount = sizeof(LibvlcMessagesNPObject::propertyNames)/sizeof(NPUTF8 *);
 933
 934 enum LibvlcMessagesNPObjectPropertyIds
 935 {
 936     ID_messages_count,
 937 };
 938
 939 RuntimeNPObject::InvokeResult LibvlcMessagesNPObject::getProperty(int index, NPVariant &result)
 940 {
 941     /* is plugin still running */
 942     if( _instance->pdata )
 943     {
 944         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 945         switch( index )
 946         {
 947             case ID_messages_count:
 948             {
 949                 libvlc_log_t *p_log = p_plugin->getLog();
 950                 if( p_log )
 951                 {
 952                     libvlc_exception_t ex;
 953                     libvlc_exception_init(&ex);
 954
 955                     INT32_TO_NPVARIANT(libvlc_log_count(p_log, &ex), result);
 956                     if( libvlc_exception_raised(&ex) )
 957                     {
 958                         NPN_SetException(this, libvlc_exception_get_message(&ex));
 959                         libvlc_exception_clear(&ex);
 960                         return INVOKERESULT_GENERIC_ERROR;
 961                     }
 962                 }
 963                 else
 964                 {
 965                     INT32_TO_NPVARIANT(0, result);
 966                 }
 967                 return INVOKERESULT_NO_ERROR;
 968             }
 969             default:
 970                 ;
 971         }
 972     }
 973     return INVOKERESULT_GENERIC_ERROR;
 974 }
 975
 976 const NPUTF8 * const LibvlcMessagesNPObject::methodNames[] =
 977 {
 978     "clear",
 979     "iterator",
 980 };
 981
 982 const int LibvlcMessagesNPObject::methodCount = sizeof(LibvlcMessagesNPObject::methodNames)/sizeof(NPUTF8 *);
 983
 984 enum LibvlcMessagesNPObjectMethodIds
 985 {
 986     ID_messages_clear,
 987     ID_messages_iterator,
 988 };
 989
 990 RuntimeNPObject::InvokeResult LibvlcMessagesNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
 991 {
 992     /* is plugin still running */
 993     if( _instance->pdata )
 994     {
 995         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
 996         libvlc_exception_t ex;
 997         libvlc_exception_init(&ex);
 998
 999         switch( index )
1000         {
1001             case ID_messages_clear:
1002                 if( argCount == 0 )
1003                 {
1004                     libvlc_log_t *p_log = p_plugin->getLog();
1005                     if( p_log )
1006                     {
1007                         libvlc_log_clear(p_log, &ex);
1008                         if( libvlc_exception_raised(&ex) )
1009                         {
1010                             NPN_SetException(this, libvlc_exception_get_message(&ex));
1011                             libvlc_exception_clear(&ex);
1012                             return INVOKERESULT_GENERIC_ERROR;
1013                         }
1014                     }
1015                     return INVOKERESULT_NO_ERROR;
1016                 }
1017                 return INVOKERESULT_NO_SUCH_METHOD;
1018
1019             case ID_messages_iterator:
1020                 if( argCount == 0 )
1021                 {
1022                     LibvlcMessageIteratorNPObject* iter =
1023                         static_cast<LibvlcMessageIteratorNPObject*>(NPN_CreateObject(_instance, RuntimeNPClass<LibvlcMessageIteratorNPObject>::getClass()));
1024                     if( iter )
1025                     {
1026                         OBJECT_TO_NPVARIANT(iter, result);
1027                         return INVOKERESULT_NO_ERROR;
1028                     }
1029                     return INVOKERESULT_OUT_OF_MEMORY;
1030                 }
1031                 return INVOKERESULT_NO_SUCH_METHOD;
1032
1033             default:
1034                 ;
1035         }
1036     }
1037     return INVOKERESULT_GENERIC_ERROR;
1038 }
1039
1040
1041 /*
1042 ** implementation of libvlc message object
1043 */
1044
1045
1046 LibvlcLogNPObject::~LibvlcLogNPObject()
1047 {
1048     if( isValid() )
1049     {
1050         if( messagesObj ) NPN_ReleaseObject(messagesObj);
1051     }
1052 };
1053
1054 const NPUTF8 * const LibvlcLogNPObject::propertyNames[] =
1055 {
1056     "messages",
1057     "verbosity",
1058 };
1059
1060 const int LibvlcLogNPObject::propertyCount = sizeof(LibvlcLogNPObject::propertyNames)/sizeof(NPUTF8 *);
1061
1062 enum LibvlcLogNPObjectPropertyIds
1063 {
1064     ID_log_messages,
1065     ID_log_verbosity,
1066 };
1067
1068 RuntimeNPObject::InvokeResult LibvlcLogNPObject::getProperty(int index, NPVariant &result)
1069 {
1070     /* is plugin still running */
1071     if( _instance->pdata )
1072     {
1073         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1074         libvlc_exception_t ex;
1075         libvlc_exception_init(&ex);
1076
1077         switch( index )
1078         {
1079             case ID_log_messages:
1080             {
1081                 // create child object in lazyman fashion to avoid ownership problem with firefox
1082                 if( ! messagesObj )
1083                     messagesObj = NPN_CreateObject(_instance, RuntimeNPClass<LibvlcMessagesNPObject>::getClass());
1084                 OBJECT_TO_NPVARIANT(NPN_RetainObject(messagesObj), result);
1085                 return INVOKERESULT_NO_ERROR;
1086             }
1087             case ID_log_verbosity:
1088             {
1089                 if( p_plugin->getLog() )
1090                 {
1091                     INT32_TO_NPVARIANT(libvlc_get_log_verbosity(p_plugin->getVLC(),
1092                                                                     &ex), result);
1093                     if( libvlc_exception_raised(&ex) )
1094                     {
1095                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1096                         libvlc_exception_clear(&ex);
1097                         return INVOKERESULT_GENERIC_ERROR;
1098                     }
1099                 }
1100                 else
1101                 {
1102                     /* log is not enabled, return -1 */
1103                     DOUBLE_TO_NPVARIANT(-1.0, result);
1104                 }
1105                 return INVOKERESULT_NO_ERROR;
1106             }
1107             default:
1108                 ;
1109         }
1110     }
1111     return INVOKERESULT_GENERIC_ERROR;
1112 }
1113
1114 RuntimeNPObject::InvokeResult LibvlcLogNPObject::setProperty(int index, const NPVariant &value)
1115 {
1116     /* is plugin still running */
1117     if( _instance->pdata )
1118     {
1119         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1120         libvlc_exception_t ex;
1121         libvlc_exception_init(&ex);
1122
1123         switch( index )
1124         {
1125             case ID_log_verbosity:
1126                 if( isNumberValue(value) )
1127                 {
1128                     libvlc_instance_t* p_libvlc = p_plugin->getVLC();
1129                     libvlc_log_t *p_log = p_plugin->getLog();
1130                     int verbosity = numberValue(value);
1131                     if( verbosity >= 0 )
1132                     {
1133                         if( ! p_log )
1134                         {
1135                             p_log = libvlc_log_open(p_libvlc, &ex);
1136                             if( libvlc_exception_raised(&ex) )
1137                             {
1138                                 NPN_SetException(this, libvlc_exception_get_message(&ex));
1139                                 libvlc_exception_clear(&ex);
1140                                 return INVOKERESULT_GENERIC_ERROR;
1141                             }
1142                             p_plugin->setLog(p_log);
1143                         }
1144                         libvlc_set_log_verbosity(p_libvlc, (unsigned)verbosity, &ex);
1145                         if( libvlc_exception_raised(&ex) )
1146                         {
1147                             NPN_SetException(this, libvlc_exception_get_message(&ex));
1148                             libvlc_exception_clear(&ex);
1149                             return INVOKERESULT_GENERIC_ERROR;
1150                         }
1151                     }
1152                     else if( p_log )
1153                     {
1154                         /* close log  when verbosity is set to -1 */
1155                         p_plugin->setLog(NULL);
1156                         libvlc_log_close(p_log, &ex);
1157                         if( libvlc_exception_raised(&ex) )
1158                         {
1159                             NPN_SetException(this, libvlc_exception_get_message(&ex));
1160                             libvlc_exception_clear(&ex);
1161                             return INVOKERESULT_GENERIC_ERROR;
1162                         }
1163                     }
1164                     return INVOKERESULT_NO_ERROR;
1165                 }
1166                 return INVOKERESULT_INVALID_VALUE;
1167             default:
1168                 ;
1169         }
1170     }
1171     return INVOKERESULT_GENERIC_ERROR;
1172 }
1173
1174 const NPUTF8 * const LibvlcLogNPObject::methodNames[] =
1175 {
1176     /* no methods */
1177 };
1178
1179 const int LibvlcLogNPObject::methodCount = sizeof(LibvlcLogNPObject::methodNames)/sizeof(NPUTF8 *);
1180
1181 /*
1182 ** implementation of libvlc playlist items object
1183 */
1184
1185 const NPUTF8 * const LibvlcPlaylistItemsNPObject::propertyNames[] =
1186 {
1187     "count",
1188 };
1189
1190 const int LibvlcPlaylistItemsNPObject::propertyCount = sizeof(LibvlcPlaylistItemsNPObject::propertyNames)/sizeof(NPUTF8 *);
1191
1192 enum LibvlcPlaylistItemsNPObjectPropertyIds
1193 {
1194     ID_playlistitems_count,
1195 };
1196
1197 RuntimeNPObject::InvokeResult LibvlcPlaylistItemsNPObject::getProperty(int index, NPVariant &result)
1198 {
1199     /* is plugin still running */
1200     if( _instance->pdata )
1201     {
1202         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1203         libvlc_exception_t ex;
1204         libvlc_exception_init(&ex);
1205
1206         switch( index )
1207         {
1208             case ID_playlistitems_count:
1209             {
1210                 int val = libvlc_playlist_items_count(p_plugin->getVLC(), &ex);
1211                 if( libvlc_exception_raised(&ex) )
1212                 {
1213                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1214                     libvlc_exception_clear(&ex);
1215                     return INVOKERESULT_GENERIC_ERROR;
1216                 }
1217                 INT32_TO_NPVARIANT(val, result);
1218                 return INVOKERESULT_NO_ERROR;
1219             }
1220             default:
1221                 ;
1222         }
1223     }
1224     return INVOKERESULT_GENERIC_ERROR;
1225 }
1226
1227 const NPUTF8 * const LibvlcPlaylistItemsNPObject::methodNames[] =
1228 {
1229     "clear",
1230     "remove",
1231 };
1232
1233 const int LibvlcPlaylistItemsNPObject::methodCount = sizeof(LibvlcPlaylistItemsNPObject::methodNames)/sizeof(NPUTF8 *);
1234
1235 enum LibvlcPlaylistItemsNPObjectMethodIds
1236 {
1237     ID_playlistitems_clear,
1238     ID_playlistitems_remove,
1239 };
1240
1241 RuntimeNPObject::InvokeResult LibvlcPlaylistItemsNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
1242 {
1243     /* is plugin still running */
1244     if( _instance->pdata )
1245     {
1246         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1247         libvlc_exception_t ex;
1248         libvlc_exception_init(&ex);
1249
1250         switch( index )
1251         {
1252             case ID_playlistitems_clear:
1253                 if( argCount == 0 )
1254                 {
1255                     libvlc_playlist_clear(p_plugin->getVLC(), &ex);
1256                     if( libvlc_exception_raised(&ex) )
1257                     {
1258                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1259                         libvlc_exception_clear(&ex);
1260                         return INVOKERESULT_GENERIC_ERROR;
1261                     }
1262                     else
1263                     {
1264                         VOID_TO_NPVARIANT(result);
1265                         return INVOKERESULT_NO_ERROR;
1266                     }
1267                 }
1268                 return INVOKERESULT_NO_SUCH_METHOD;
1269             case ID_playlistitems_remove:
1270                 if( (argCount == 1) && isNumberValue(args[0]) )
1271                 {
1272                     libvlc_playlist_delete_item(p_plugin->getVLC(), numberValue(args[0]), &ex);
1273                     if( libvlc_exception_raised(&ex) )
1274                     {
1275                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1276                         libvlc_exception_clear(&ex);
1277                         return INVOKERESULT_GENERIC_ERROR;
1278                     }
1279                     else
1280                     {
1281                         VOID_TO_NPVARIANT(result);
1282                         return INVOKERESULT_NO_ERROR;
1283                     }
1284                 }
1285                 return INVOKERESULT_NO_SUCH_METHOD;
1286             default:
1287                 ;
1288         }
1289     }
1290     return INVOKERESULT_GENERIC_ERROR;
1291 }
1292
1293 /*
1294 ** implementation of libvlc playlist object
1295 */
1296
1297
1298 LibvlcPlaylistNPObject::~LibvlcPlaylistNPObject()
1299 {
1300     if( isValid() )
1301     {
1302         if( playlistItemsObj ) NPN_ReleaseObject(playlistItemsObj);
1303     }
1304 };
1305
1306 const NPUTF8 * const LibvlcPlaylistNPObject::propertyNames[] =
1307 {
1308     "itemCount", /* deprecated */
1309     "isPlaying",
1310     "items",
1311 };
1312
1313 const int LibvlcPlaylistNPObject::propertyCount = sizeof(LibvlcPlaylistNPObject::propertyNames)/sizeof(NPUTF8 *);
1314
1315 enum LibvlcPlaylistNPObjectPropertyIds
1316 {
1317     ID_playlist_itemcount,
1318     ID_playlist_isplaying,
1319     ID_playlist_items,
1320 };
1321
1322 RuntimeNPObject::InvokeResult LibvlcPlaylistNPObject::getProperty(int index, NPVariant &result)
1323 {
1324     /* is plugin still running */
1325     if( _instance->pdata )
1326     {
1327         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1328         libvlc_exception_t ex;
1329         libvlc_exception_init(&ex);
1330
1331         switch( index )
1332         {
1333             case ID_playlist_itemcount: /* deprecated */
1334             {
1335                 int val = libvlc_playlist_items_count(p_plugin->getVLC(), &ex);
1336                 if( libvlc_exception_raised(&ex) )
1337                 {
1338                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1339                     libvlc_exception_clear(&ex);
1340                     return INVOKERESULT_GENERIC_ERROR;
1341                 }
1342                 INT32_TO_NPVARIANT(val, result);
1343                 return INVOKERESULT_NO_ERROR;
1344             }
1345             case ID_playlist_isplaying:
1346             {
1347                 int val = libvlc_playlist_isplaying(p_plugin->getVLC(), &ex);
1348                 if( libvlc_exception_raised(&ex) )
1349                 {
1350                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1351                     libvlc_exception_clear(&ex);
1352                     return INVOKERESULT_GENERIC_ERROR;
1353                 }
1354                 BOOLEAN_TO_NPVARIANT(val, result);
1355                 return INVOKERESULT_NO_ERROR;
1356             }
1357             case ID_playlist_items:
1358             {
1359                 // create child object in lazyman fashion to avoid ownership problem with firefox
1360                 if( ! playlistItemsObj )
1361                     playlistItemsObj = NPN_CreateObject(_instance, RuntimeNPClass<LibvlcPlaylistItemsNPObject>::getClass());
1362                 OBJECT_TO_NPVARIANT(NPN_RetainObject(playlistItemsObj), result);
1363                 return INVOKERESULT_NO_ERROR;
1364             }
1365             default:
1366                 ;
1367         }
1368     }
1369     return INVOKERESULT_GENERIC_ERROR;
1370 }
1371
1372 const NPUTF8 * const LibvlcPlaylistNPObject::methodNames[] =
1373 {
1374     "add",
1375     "play",
1376     "playItem",
1377     "togglePause",
1378     "stop",
1379     "next",
1380     "prev",
1381     "clear", /* deprecated */
1382     "removeItem", /* deprecated */
1383 };
1384
1385 const int LibvlcPlaylistNPObject::methodCount = sizeof(LibvlcPlaylistNPObject::methodNames)/sizeof(NPUTF8 *);
1386
1387 enum LibvlcPlaylistNPObjectMethodIds
1388 {
1389     ID_playlist_add,
1390     ID_playlist_play,
1391     ID_playlist_playItem,
1392     ID_playlist_togglepause,
1393     ID_playlist_stop,
1394     ID_playlist_next,
1395     ID_playlist_prev,
1396     ID_playlist_clear,
1397     ID_playlist_removeitem
1398 };
1399
1400 RuntimeNPObject::InvokeResult LibvlcPlaylistNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
1401 {
1402     /* is plugin still running */
1403     if( _instance->pdata )
1404     {
1405         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1406         libvlc_exception_t ex;
1407         libvlc_exception_init(&ex);
1408
1409         switch( index )
1410         {
1411             case ID_playlist_add:
1412             {
1413                 if( (argCount < 1) || (argCount > 3) )
1414                     return INVOKERESULT_NO_SUCH_METHOD;
1415
1416                 char *url = NULL;
1417
1418                 // grab URL
1419                 if( NPVARIANT_IS_STRING(args[0]) )
1420                 {
1421                     char *s = stringValue(NPVARIANT_TO_STRING(args[0]));
1422                     if( s )
1423                     {
1424                         url = p_plugin->getAbsoluteURL(s);
1425                         if( url )
1426                             delete s;
1427                         else
1428                             // problem with combining url, use argument
1429                             url = s;
1430                     }
1431                     else
1432                         return INVOKERESULT_OUT_OF_MEMORY;
1433                 }
1434                 else
1435                     return INVOKERESULT_NO_SUCH_METHOD;
1436
1437                 char *name = NULL;
1438
1439                 // grab name if available
1440                 if( argCount > 1 )
1441                 {
1442                     if( NPVARIANT_IS_NULL(args[1]) )
1443                     {
1444                         // do nothing
1445                     }
1446                     else if( NPVARIANT_IS_STRING(args[1]) )
1447                     {
1448                         name = stringValue(NPVARIANT_TO_STRING(args[1]));
1449                     }
1450                     else
1451                     {
1452                         delete url;
1453                         return INVOKERESULT_INVALID_VALUE;
1454                     }
1455                 }
1456
1457                 int i_options = 0;
1458                 char** ppsz_options = NULL;
1459
1460                 // grab options if available
1461                 if( argCount > 2 )
1462                 {
1463                     if( NPVARIANT_IS_NULL(args[2]) )
1464                     {
1465                         // do nothing
1466                     }
1467                     else if( NPVARIANT_IS_STRING(args[2]) )
1468                     {
1469                         parseOptions(NPVARIANT_TO_STRING(args[2]), &i_options, &ppsz_options);
1470
1471                     }
1472                     else if( NPVARIANT_IS_OBJECT(args[2]) )
1473                     {
1474                         parseOptions(NPVARIANT_TO_OBJECT(args[2]), &i_options, &ppsz_options);
1475                     }
1476                     else
1477                     {
1478                         delete url;
1479                         delete name;
1480                         return INVOKERESULT_INVALID_VALUE;
1481                     }
1482                 }
1483
1484                 int item = libvlc_playlist_add_extended(p_plugin->getVLC(),
1485                                                         url,
1486                                                         name,
1487                                                         i_options,
1488                                                         const_cast<const char **>(ppsz_options),
1489                                                         &ex);
1490                 delete url;
1491                 delete name;
1492                 for( int i=0; i< i_options; ++i )
1493                 {
1494                     delete ppsz_options[i];
1495                 }
1496                 delete ppsz_options;
1497
1498                 if( libvlc_exception_raised(&ex) )
1499                 {
1500                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1501                     libvlc_exception_clear(&ex);
1502                     return INVOKERESULT_GENERIC_ERROR;
1503                 }
1504                 else
1505                 {
1506                     INT32_TO_NPVARIANT(item, result);
1507                     return INVOKERESULT_NO_ERROR;
1508                 }
1509             }
1510             case ID_playlist_play:
1511                 if( argCount == 0 )
1512                 {
1513                     libvlc_playlist_play(p_plugin->getVLC(), -1, 0, NULL, &ex);
1514                     if( libvlc_exception_raised(&ex) )
1515                     {
1516                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1517                         libvlc_exception_clear(&ex);
1518                         return INVOKERESULT_GENERIC_ERROR;
1519                     }
1520                     else
1521                     {
1522                         VOID_TO_NPVARIANT(result);
1523                         return INVOKERESULT_NO_ERROR;
1524                     }
1525                 }
1526                 return INVOKERESULT_NO_SUCH_METHOD;
1527             case ID_playlist_playItem:
1528                 if( (argCount == 1) && isNumberValue(args[0]) )
1529                 {
1530                     libvlc_playlist_play(p_plugin->getVLC(), numberValue(args[0]), 0, NULL, &ex);
1531                     if( libvlc_exception_raised(&ex) )
1532                     {
1533                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1534                         libvlc_exception_clear(&ex);
1535                         return INVOKERESULT_GENERIC_ERROR;
1536                     }
1537                     else
1538                     {
1539                         VOID_TO_NPVARIANT(result);
1540                         return INVOKERESULT_NO_ERROR;
1541                     }
1542                 }
1543                 return INVOKERESULT_NO_SUCH_METHOD;
1544             case ID_playlist_togglepause:
1545                 if( argCount == 0 )
1546                 {
1547                     libvlc_playlist_pause(p_plugin->getVLC(), &ex);
1548                     if( libvlc_exception_raised(&ex) )
1549                     {
1550                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1551                         libvlc_exception_clear(&ex);
1552                         return INVOKERESULT_GENERIC_ERROR;
1553                     }
1554                     else
1555                     {
1556                         VOID_TO_NPVARIANT(result);
1557                         return INVOKERESULT_NO_ERROR;
1558                     }
1559                 }
1560                 return INVOKERESULT_NO_SUCH_METHOD;
1561             case ID_playlist_stop:
1562                 if( argCount == 0 )
1563                 {
1564                     libvlc_playlist_stop(p_plugin->getVLC(), &ex);
1565                     if( libvlc_exception_raised(&ex) )
1566                     {
1567                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1568                         libvlc_exception_clear(&ex);
1569                         return INVOKERESULT_GENERIC_ERROR;
1570                     }
1571                     else
1572                     {
1573                         VOID_TO_NPVARIANT(result);
1574                         return INVOKERESULT_NO_ERROR;
1575                     }
1576                 }
1577                 return INVOKERESULT_NO_SUCH_METHOD;
1578             case ID_playlist_next:
1579                 if( argCount == 0 )
1580                 {
1581                     libvlc_playlist_next(p_plugin->getVLC(), &ex);
1582                     if( libvlc_exception_raised(&ex) )
1583                     {
1584                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1585                         libvlc_exception_clear(&ex);
1586                         return INVOKERESULT_GENERIC_ERROR;
1587                     }
1588                     else
1589                     {
1590                         VOID_TO_NPVARIANT(result);
1591                         return INVOKERESULT_NO_ERROR;
1592                     }
1593                 }
1594                 return INVOKERESULT_NO_SUCH_METHOD;
1595             case ID_playlist_prev:
1596                 if( argCount == 0 )
1597                 {
1598                     libvlc_playlist_prev(p_plugin->getVLC(), &ex);
1599                     if( libvlc_exception_raised(&ex) )
1600                     {
1601                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1602                         libvlc_exception_clear(&ex);
1603                         return INVOKERESULT_GENERIC_ERROR;
1604                     }
1605                     else
1606                     {
1607                         VOID_TO_NPVARIANT(result);
1608                         return INVOKERESULT_NO_ERROR;
1609                     }
1610                 }
1611                 return INVOKERESULT_NO_SUCH_METHOD;
1612             case ID_playlist_clear: /* deprecated */
1613                 if( argCount == 0 )
1614                 {
1615                     libvlc_playlist_clear(p_plugin->getVLC(), &ex);
1616                     if( libvlc_exception_raised(&ex) )
1617                     {
1618                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1619                         libvlc_exception_clear(&ex);
1620                         return INVOKERESULT_GENERIC_ERROR;
1621                     }
1622                     else
1623                     {
1624                         VOID_TO_NPVARIANT(result);
1625                         return INVOKERESULT_NO_ERROR;
1626                     }
1627                 }
1628                 return INVOKERESULT_NO_SUCH_METHOD;
1629             case ID_playlist_removeitem: /* deprecated */
1630                 if( (argCount == 1) && isNumberValue(args[0]) )
1631                 {
1632                     libvlc_playlist_delete_item(p_plugin->getVLC(), numberValue(args[0]), &ex);
1633                     if( libvlc_exception_raised(&ex) )
1634                     {
1635                         NPN_SetException(this, libvlc_exception_get_message(&ex));
1636                         libvlc_exception_clear(&ex);
1637                         return INVOKERESULT_GENERIC_ERROR;
1638                     }
1639                     else
1640                     {
1641                         VOID_TO_NPVARIANT(result);
1642                         return INVOKERESULT_NO_ERROR;
1643                     }
1644                 }
1645                 return INVOKERESULT_NO_SUCH_METHOD;
1646             default:
1647                 ;
1648         }
1649     }
1650     return INVOKERESULT_GENERIC_ERROR;
1651 }
1652
1653 void LibvlcPlaylistNPObject::parseOptions(const NPString &nps, int *i_options, char*** ppsz_options)
1654 {
1655     if( nps.utf8length )
1656     {
1657         char *s = stringValue(nps);
1658         char *val = s;
1659         if( val )
1660         {
1661             long capacity = 16;
1662             char **options = (char **)malloc(capacity*sizeof(char *));
1663             if( options )
1664             {
1665                 int nOptions = 0;
1666
1667                 char *end = val + nps.utf8length;
1668                 while( val < end )
1669                 {
1670                     // skip leading blanks
1671                     while( (val < end)
1672                         && ((*val == ' ' ) || (*val == '\t')) )
1673                         ++val;
1674
1675                     char *start = val;
1676                     // skip till we get a blank character
1677                     while( (val < end)
1678                         && (*val != ' ' )
1679                         && (*val != '\t') )
1680                     {
1681                         char c = *(val++);
1682                         if( ('\'' == c) || ('"' == c) )
1683                         {
1684                             // skip till end of string
1685                             while( (val < end) && (*(val++) != c ) );
1686                         }
1687                     }
1688
1689                     if( val > start )
1690                     {
1691                         if( nOptions == capacity )
1692                         {
1693                             capacity += 16;
1694                             char **moreOptions = (char **)realloc(options, capacity*sizeof(char*));
1695                             if( ! moreOptions )
1696                             {
1697                                 /* failed to allocate more memory */
1698                                 delete s;
1699                                 /* return what we got so far */
1700                                 *i_options = nOptions;
1701                                 *ppsz_options = options;
1702                                 return;
1703                             }
1704                             options = moreOptions;
1705                         }
1706                         *(val++) = '\0';
1707                         options[nOptions++] = strdup(start);
1708                     }
1709                     else
1710                         // must be end of string
1711                         break;
1712                 }
1713                 *i_options = nOptions;
1714                 *ppsz_options = options;
1715             }
1716             delete s;
1717         }
1718     }
1719 }
1720
1721 void LibvlcPlaylistNPObject::parseOptions(NPObject *obj, int *i_options, char*** ppsz_options)
1722 {
1723     /* WARNING: Safari does not implement NPN_HasProperty/NPN_HasMethod */
1724
1725     NPVariant value;
1726
1727     /* we are expecting to have a Javascript Array object */
1728     NPIdentifier propId = NPN_GetStringIdentifier("length");
1729     if( NPN_GetProperty(_instance, obj, propId, &value) )
1730     {
1731         int count = numberValue(value);
1732         NPN_ReleaseVariantValue(&value);
1733
1734         if( count )
1735         {
1736             long capacity = 16;
1737             char **options = (char **)malloc(capacity*sizeof(char *));
1738             if( options )
1739             {
1740                 int nOptions = 0;
1741
1742                 while( nOptions < count )
1743                 {
1744                     propId = NPN_GetIntIdentifier(nOptions);
1745                     if( ! NPN_GetProperty(_instance, obj, propId, &value) )
1746                         /* return what we got so far */
1747                         break;
1748
1749                     if( ! NPVARIANT_IS_STRING(value) )
1750                     {
1751                         /* return what we got so far */
1752                         NPN_ReleaseVariantValue(&value);
1753                         break;
1754                     }
1755
1756                     if( nOptions == capacity )
1757                     {
1758                         capacity += 16;
1759                         char **moreOptions = (char **)realloc(options, capacity*sizeof(char*));
1760                         if( ! moreOptions )
1761                         {
1762                             /* failed to allocate more memory */
1763                             NPN_ReleaseVariantValue(&value);
1764                             /* return what we got so far */
1765                             *i_options = nOptions;
1766                             *ppsz_options = options;
1767                             break;
1768                         }
1769                         options = moreOptions;
1770                     }
1771
1772                     options[nOptions++] = stringValue(value);
1773                 }
1774                 *i_options = nOptions;
1775                 *ppsz_options = options;
1776             }
1777         }
1778     }
1779 }
1780
1781 /*
1782 ** implementation of libvlc video object
1783 */
1784
1785 const NPUTF8 * const LibvlcVideoNPObject::propertyNames[] =
1786 {
1787     "fullscreen",
1788     "height",
1789     "width",
1790     "aspectRatio",
1791     "subtitle",
1792     "crop",
1793     "teletext"
1794 };
1795
1796 enum LibvlcVideoNPObjectPropertyIds
1797 {
1798     ID_video_fullscreen,
1799     ID_video_height,
1800     ID_video_width,
1801     ID_video_aspectratio,
1802     ID_video_subtitle,
1803     ID_video_crop,
1804     ID_video_teletext
1805 };
1806
1807 const int LibvlcVideoNPObject::propertyCount = sizeof(LibvlcVideoNPObject::propertyNames)/sizeof(NPUTF8 *);
1808
1809 RuntimeNPObject::InvokeResult LibvlcVideoNPObject::getProperty(int index, NPVariant &result)
1810 {
1811     /* is plugin still running */
1812     if( _instance->pdata )
1813     {
1814         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1815         libvlc_exception_t ex;
1816         libvlc_exception_init(&ex);
1817
1818         libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
1819         if( libvlc_exception_raised(&ex) )
1820         {
1821             NPN_SetException(this, libvlc_exception_get_message(&ex));
1822             libvlc_exception_clear(&ex);
1823             return INVOKERESULT_GENERIC_ERROR;
1824         }
1825
1826         switch( index )
1827         {
1828             case ID_video_fullscreen:
1829             {
1830                 int val = libvlc_get_fullscreen(p_md, &ex);
1831                 libvlc_media_player_release(p_md);
1832                 if( libvlc_exception_raised(&ex) )
1833                 {
1834                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1835                     libvlc_exception_clear(&ex);
1836                     return INVOKERESULT_GENERIC_ERROR;
1837                 }
1838                 BOOLEAN_TO_NPVARIANT(val, result);
1839                 return INVOKERESULT_NO_ERROR;
1840             }
1841             case ID_video_height:
1842             {
1843                 int val = libvlc_video_get_height(p_md, &ex);
1844                 libvlc_media_player_release(p_md);
1845                 if( libvlc_exception_raised(&ex) )
1846                 {
1847                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1848                     libvlc_exception_clear(&ex);
1849                     return INVOKERESULT_GENERIC_ERROR;
1850                 }
1851                 INT32_TO_NPVARIANT(val, result);
1852                 return INVOKERESULT_NO_ERROR;
1853             }
1854             case ID_video_width:
1855             {
1856                 int val = libvlc_video_get_width(p_md, &ex);
1857                 libvlc_media_player_release(p_md);
1858                 if( libvlc_exception_raised(&ex) )
1859                 {
1860                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1861                     libvlc_exception_clear(&ex);
1862                     return INVOKERESULT_GENERIC_ERROR;
1863                 }
1864                 INT32_TO_NPVARIANT(val, result);
1865                 return INVOKERESULT_NO_ERROR;
1866             }
1867             case ID_video_aspectratio:
1868             {
1869                 NPUTF8 *psz_aspect = libvlc_video_get_aspect_ratio(p_md, &ex);
1870                 libvlc_media_player_release(p_md);
1871                 if( libvlc_exception_raised(&ex) )
1872                 {
1873                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1874                     libvlc_exception_clear(&ex);
1875                     return INVOKERESULT_GENERIC_ERROR;
1876                 }
1877                 if( !psz_aspect )
1878                     return INVOKERESULT_GENERIC_ERROR;
1879
1880                 STRINGZ_TO_NPVARIANT(psz_aspect, result);
1881                 return INVOKERESULT_NO_ERROR;
1882             }
1883             case ID_video_subtitle:
1884             {
1885                 int i_spu = libvlc_video_get_spu(p_md, &ex);
1886                 libvlc_media_player_release(p_md);
1887                 if( libvlc_exception_raised(&ex) )
1888                 {
1889                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1890                     libvlc_exception_clear(&ex);
1891                     return INVOKERESULT_GENERIC_ERROR;
1892                 }
1893                 INT32_TO_NPVARIANT(i_spu, result);
1894                 return INVOKERESULT_NO_ERROR;
1895             }
1896             case ID_video_crop:
1897             {
1898                 NPUTF8 *psz_geometry = libvlc_video_get_crop_geometry(p_md, &ex);
1899                 libvlc_media_player_release(p_md);
1900                 if( libvlc_exception_raised(&ex) )
1901                 {
1902                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1903                     libvlc_exception_clear(&ex);
1904                     return INVOKERESULT_GENERIC_ERROR;
1905                 }
1906                 if( !psz_geometry )
1907                     return INVOKERESULT_GENERIC_ERROR;
1908
1909                 STRINGZ_TO_NPVARIANT(psz_geometry, result);
1910                 return INVOKERESULT_NO_ERROR;
1911             }
1912             case ID_video_teletext:
1913             {
1914                 int i_page = libvlc_video_get_teletext(p_md, &ex);
1915                 libvlc_media_player_release(p_md);
1916                 if( libvlc_exception_raised(&ex) )
1917                 {
1918                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1919                     libvlc_exception_clear(&ex);
1920                     return INVOKERESULT_GENERIC_ERROR;
1921                 }
1922                 INT32_TO_NPVARIANT(i_page, result);
1923                 return INVOKERESULT_NO_ERROR;
1924             }
1925         }
1926         libvlc_media_player_release(p_md);
1927     }
1928     return INVOKERESULT_GENERIC_ERROR;
1929 }
1930
1931 RuntimeNPObject::InvokeResult LibvlcVideoNPObject::setProperty(int index, const NPVariant &value)
1932 {
1933     /* is plugin still running */
1934     if( _instance->pdata )
1935     {
1936         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
1937         libvlc_exception_t ex;
1938         libvlc_exception_init(&ex);
1939
1940         libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
1941         if( libvlc_exception_raised(&ex) )
1942         {
1943             NPN_SetException(this, libvlc_exception_get_message(&ex));
1944             libvlc_exception_clear(&ex);
1945             return INVOKERESULT_GENERIC_ERROR;
1946         }
1947
1948         switch( index )
1949         {
1950             case ID_video_fullscreen:
1951             {
1952                 if( ! NPVARIANT_IS_BOOLEAN(value) )
1953                 {
1954                     libvlc_media_player_release(p_md);
1955                     return INVOKERESULT_INVALID_VALUE;
1956                 }
1957
1958                 int val = NPVARIANT_TO_BOOLEAN(value);
1959                 libvlc_set_fullscreen(p_md, val, &ex);
1960                 libvlc_media_player_release(p_md);
1961
1962                 if( libvlc_exception_raised(&ex) )
1963                 {
1964                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1965                     libvlc_exception_clear(&ex);
1966                     return INVOKERESULT_GENERIC_ERROR;
1967                 }
1968                 return INVOKERESULT_NO_ERROR;
1969             }
1970             case ID_video_aspectratio:
1971             {
1972                 char *psz_aspect = NULL;
1973
1974                 if( ! NPVARIANT_IS_STRING(value) )
1975                 {
1976                     libvlc_media_player_release(p_md);
1977                     return INVOKERESULT_INVALID_VALUE;
1978                 }
1979
1980                 psz_aspect = stringValue(NPVARIANT_TO_STRING(value));
1981                 if( !psz_aspect )
1982                 {
1983                     libvlc_media_player_release(p_md);
1984                     return INVOKERESULT_GENERIC_ERROR;
1985                 }
1986
1987                 libvlc_video_set_aspect_ratio(p_md, psz_aspect, &ex);
1988                 delete psz_aspect;
1989                 libvlc_media_player_release(p_md);
1990
1991                 if( libvlc_exception_raised(&ex) )
1992                 {
1993                     NPN_SetException(this, libvlc_exception_get_message(&ex));
1994                     libvlc_exception_clear(&ex);
1995                     return INVOKERESULT_GENERIC_ERROR;
1996                 }
1997                 return INVOKERESULT_NO_ERROR;
1998             }
1999             case ID_video_subtitle:
2000             {
2001                 if( isNumberValue(value) )
2002                 {
2003                     libvlc_video_set_spu(p_md,
2004                                          numberValue(value), &ex);
2005                     libvlc_media_player_release(p_md);
2006                     if( libvlc_exception_raised(&ex) )
2007                     {
2008                         NPN_SetException(this, libvlc_exception_get_message(&ex));
2009                         libvlc_exception_clear(&ex);
2010                         return INVOKERESULT_GENERIC_ERROR;
2011                     }
2012                     return INVOKERESULT_NO_ERROR;
2013                 }
2014                 libvlc_media_player_release(p_md);
2015                 return INVOKERESULT_INVALID_VALUE;
2016             }
2017             case ID_video_crop:
2018             {
2019                 char *psz_geometry = NULL;
2020
2021                 if( ! NPVARIANT_IS_STRING(value) )
2022                 {
2023                     libvlc_media_player_release(p_md);
2024                     return INVOKERESULT_INVALID_VALUE;
2025                 }
2026
2027                 psz_geometry = stringValue(NPVARIANT_TO_STRING(value));
2028                 if( !psz_geometry )
2029                 {
2030                     libvlc_media_player_release(p_md);
2031                     return INVOKERESULT_GENERIC_ERROR;
2032                 }
2033
2034                 libvlc_video_set_crop_geometry(p_md, psz_geometry, &ex);
2035                 delete psz_geometry;
2036                 libvlc_media_player_release(p_md);
2037
2038                 if( libvlc_exception_raised(&ex) )
2039                 {
2040                     NPN_SetException(this, libvlc_exception_get_message(&ex));
2041                     libvlc_exception_clear(&ex);
2042                     return INVOKERESULT_GENERIC_ERROR;
2043                 }
2044                 return INVOKERESULT_NO_ERROR;
2045             }
2046             case ID_video_teletext:
2047             {
2048                 if( isNumberValue(value) )
2049                 {
2050                     libvlc_video_set_teletext(p_md,
2051                                          numberValue(value), &ex);
2052                     libvlc_media_player_release(p_md);
2053                     if( libvlc_exception_raised(&ex) )
2054                     {
2055                         NPN_SetException(this, libvlc_exception_get_message(&ex));
2056                         libvlc_exception_clear(&ex);
2057                         return INVOKERESULT_GENERIC_ERROR;
2058                     }
2059                     return INVOKERESULT_NO_ERROR;
2060                 }
2061                 libvlc_media_player_release(p_md);
2062                 return INVOKERESULT_INVALID_VALUE;
2063             }
2064         }
2065         libvlc_media_player_release(p_md);
2066     }
2067     return INVOKERESULT_GENERIC_ERROR;
2068 }
2069
2070 const NPUTF8 * const LibvlcVideoNPObject::methodNames[] =
2071 {
2072     "toggleFullscreen",
2073     "toggleTeletext"
2074 };
2075
2076 enum LibvlcVideoNPObjectMethodIds
2077 {
2078     ID_video_togglefullscreen,
2079     ID_video_toggleteletext
2080 };
2081
2082 const int LibvlcVideoNPObject::methodCount = sizeof(LibvlcVideoNPObject::methodNames)/sizeof(NPUTF8 *);
2083
2084 RuntimeNPObject::InvokeResult LibvlcVideoNPObject::invoke(int index, const NPVariant *args, uint32_t argCount, NPVariant &result)
2085 {
2086     /* is plugin still running */
2087     if( _instance->pdata )
2088     {
2089         VlcPlugin* p_plugin = reinterpret_cast<VlcPlugin*>(_instance->pdata);
2090         libvlc_exception_t ex;
2091         libvlc_exception_init(&ex);
2092
2093         libvlc_media_player_t *p_md = libvlc_playlist_get_media_player(p_plugin->getVLC(), &ex);
2094         if( libvlc_exception_raised(&ex) )
2095         {
2096             NPN_SetException(this, libvlc_exception_get_message(&ex));
2097             libvlc_exception_clear(&ex);
2098             return INVOKERESULT_GENERIC_ERROR;
2099         }
2100
2101         switch( index )
2102         {
2103             case ID_video_togglefullscreen:
2104                 if( argCount == 0 )
2105                 {
2106                     libvlc_toggle_fullscreen(p_md, &ex);
2107                     libvlc_media_player_release(p_md);
2108                     if( libvlc_exception_raised(&ex) )
2109                     {
2110                         NPN_SetException(this, libvlc_exception_get_message(&ex));
2111                         libvlc_exception_clear(&ex);
2112                         return INVOKERESULT_GENERIC_ERROR;
2113                     }
2114                     else
2115                     {
2116                         VOID_TO_NPVARIANT(result);
2117                         return INVOKERESULT_NO_ERROR;
2118                     }
2119                 }
2120                 else
2121                 {
2122                     /* cannot get md, probably not playing */
2123                     if( libvlc_exception_raised(&ex) )
2124                     {
2125                         NPN_SetException(this, libvlc_exception_get_message(&ex));
2126                         libvlc_exception_clear(&ex);
2127                     }
2128                     return INVOKERESULT_GENERIC_ERROR;
2129                 }
2130                 return INVOKERESULT_NO_SUCH_METHOD;
2131             case ID_video_toggleteletext:
2132                 if( argCount == 0 )
2133                 {
2134                     libvlc_toggle_teletext(p_md, &ex);
2135                     libvlc_media_player_release(p_md);
2136                     if( libvlc_exception_raised(&ex) )
2137                     {
2138                         NPN_SetException(this, libvlc_exception_get_message(&ex));
2139                         libvlc_exception_clear(&ex);
2140                         return INVOKERESULT_GENERIC_ERROR;
2141                     }
2142                     else
2143                     {
2144                         VOID_TO_NPVARIANT(result);
2145                         return INVOKERESULT_NO_ERROR;
2146                     }
2147                 }
2148                 else
2149                 {
2150                     /* cannot get md, probably not playing */
2151                     if( libvlc_exception_raised(&ex) )
2152                     {
2153                         NPN_SetException(this, libvlc_exception_get_message(&ex));
2154                         libvlc_exception_clear(&ex);
2155                     }
2156                     return INVOKERESULT_GENERIC_ERROR;
2157                 }
2158                 return INVOKERESULT_NO_SUCH_METHOD;
2159             default:
2160                 return INVOKERESULT_NO_SUCH_METHOD;
2161         }
2162     }
2163     return INVOKERESULT_GENERIC_ERROR;
2164 }
2165