player.cc

   1 /*
   2     Copyright 2004-2005 Chris Tallon
   3
   4     This file is part of VOMP.
   5
   6     VOMP is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     VOMP is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with VOMP; if not, write to the Free Software
  18     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 */
  20
  21 #include "player.h"
  22
  23 // ----------------------------------- Called from outside, one offs or info funcs
  24
  25 Player::Player(MessageQueue* tmessageQueue, void* tmessageReceiver, bool tIsRecording)
  26 : vfeed(this), afeed(this)
  27 {
  28   messageQueue = tmessageQueue;
  29   messageReceiver = tmessageReceiver;
  30   audio = Audio::getInstance();
  31   video = Video::getInstance();
  32   logger = Log::getInstance();
  33   vdr = VDR::getInstance();
  34   initted = false;
  35   lengthBytes = 0;
  36   lengthFrames = 0;
  37   currentFrameNumber = 0;
  38   state = S_STOP;
  39   ifactor = 4;
  40
  41   videoStartup = false;
  42   preBuffering = false;
  43   isRecording = tIsRecording;
  44
  45   threadBuffer = NULL;
  46
  47   blockSize = 100000;
  48   startupBlockSize = 250000;
  49   preBufferSize = 500000;
  50   video->turnVideoOn();
  51 }
  52
  53 Player::~Player()
  54 {
  55   if (initted) shutdown();
  56 }
  57
  58 int Player::init()
  59 {
  60   if (initted) return 0;
  61 #ifndef WIN32
  62   pthread_mutex_init(&mutex, NULL);
  63 #else
  64   mutex=CreateMutex(NULL,FALSE,NULL);
  65 #endif
  66
  67   if (isRecording)
  68     demuxer = new DemuxerVDR();
  69   else
  70     demuxer = new DemuxerTS();
  71   if (!demuxer) return 0;
  72
  73   if (!demuxer->init(this, audio, video, 2097152, 524288))
  74   {
  75     logger->log("Player", Log::ERR, "Demuxer failed to init");
  76     shutdown();
  77     return 0;
  78   }
  79
  80   vfeed.init();
  81   afeed.init();
  82
  83   video->stop();
  84   video->blank();
  85   audio->stop();
  86
  87   initted = true;
  88   return 1;
  89 }
  90
  91 int Player::shutdown()
  92 {
  93   if (!initted) return 0;
  94   switchState(S_STOP);
  95   initted = false;
  96
  97   delete demuxer;
  98   demuxer = NULL;
  99
 100 #ifdef WIN32
 101   CloseHandle(mutex);
 102 #endif
 103
 104   return 1;
 105 }
 106
 107 void Player::setStartFrame(ULONG startFrame)
 108 {
 109   currentFrameNumber = startFrame;
 110 }
 111
 112 void Player::setLengthBytes(ULLONG length)
 113 {
 114   lengthBytes = length;
 115   logger->log("Player", Log::DEBUG, "Player has received length bytes of %llu", lengthBytes);
 116 }
 117
 118 void Player::setLengthFrames(ULONG length)
 119 {
 120   lengthFrames = length;
 121   logger->log("Player", Log::DEBUG, "Player has received length frames of %lu", lengthFrames);
 122 }
 123
 124 ULONG Player::getLengthFrames()
 125 {
 126   return lengthFrames;
 127 }
 128
 129 ULONG Player::getCurrentFrameNum()
 130 {
 131   if (startup) return 0;
 132   switch(state)
 133   {
 134     case S_PLAY:
 135     case S_PAUSE_P:
 136       return demuxer->getFrameNumFromPTS(video->getCurrentTimestamp());
 137     case S_PAUSE_I:
 138     case S_FFWD:
 139     case S_FBWD:
 140       return currentFrameNumber;
 141     default:
 142       return 0; // shouldn't happen
 143   }
 144 }
 145
 146 bool* Player::getDemuxerAudioChannels()
 147 {
 148   return demuxer->getmpAudioChannels();
 149 }
 150
 151 int Player::getCurrentAudioChannel()
 152 {
 153   return demuxer->getselAudioChannel();
 154 }
 155
 156 void Player::setAudioChannel(int newChannel)
 157 {
 158   demuxer->setmpAudioChannel(newChannel);
 159 }
 160
 161 // ----------------------------------- Externally called events
 162
 163 void Player::play(ULONG Vpid, ULONG Apid)
 164 {
 165   // TS mode
 166   DemuxerTS* dts = (DemuxerTS*)demuxer;
 167   dts->setVID(Vpid);
 168   dts->setAID(Apid);
 169   play();
 170 }
 171
 172 void Player::play()
 173 {
 174   if (!initted) return;
 175   if (state == S_PLAY) return;
 176   lock();
 177
 178   bool doUnlock = false;
 179   if (state == S_PAUSE_P) doUnlock = true;
 180   switchState(S_PLAY);
 181   if (doUnlock) unLock();
 182 }
 183
 184 void Player::stop()
 185 {
 186   if (!initted) return;
 187   if (state == S_STOP) return;
 188   lock();
 189   logger->log("Player", Log::DEBUG, "Stop called lock");
 190   switchState(S_STOP);
 191   unLock();
 192 }
 193
 194 void Player::pause()
 195 {
 196   if (!initted) return;
 197   lock();
 198
 199   if ((state == S_FFWD) || (state == S_FBWD))
 200   {
 201     switchState(S_PAUSE_I);
 202   }
 203   else if ((state == S_PAUSE_I) || (state == S_PAUSE_P))
 204   {
 205     switchState(S_PLAY);
 206   }
 207   else
 208   {
 209     switchState(S_PAUSE_P);
 210   }
 211
 212   unLock();
 213 }
 214
 215 void Player::fastForward()
 216 {
 217   if (!initted) return;
 218   lock();
 219
 220   if (state == S_FFWD)
 221   {
 222     // change the rate
 223     switch(ifactor)
 224     {
 225       case 4: ifactor = 8; break;
 226       case 8: ifactor = 16; break;
 227       case 16: ifactor = 32; break;
 228       case 32: ifactor = 4; break;
 229     }
 230   }
 231   else
 232   {
 233     ifactor = 4;
 234     switchState(S_FFWD);
 235   }
 236   unLock();
 237 }
 238
 239 void Player::fastBackward()
 240 {
 241   if (!initted) return;
 242   lock();
 243
 244   if (state == S_FBWD)
 245   {
 246     // change the rate
 247     switch(ifactor)
 248     {
 249       case 4: ifactor = 8; break;
 250       case 8: ifactor = 16; break;
 251       case 16: ifactor = 32; break;
 252       case 32: ifactor = 4; break;
 253     }
 254   }
 255   else
 256   {
 257     ifactor = 4;
 258     switchState(S_FBWD);
 259   }
 260   unLock();
 261 }
 262
 263 void Player::jumpToPercent(int percent)
 264 {
 265   lock();
 266   logger->log("Player", Log::DEBUG, "JUMP TO %i%%", percent);
 267   ULONG newFrame = percent * lengthFrames / 100;
 268   switchState(S_JUMP, newFrame);
 269 //  unLock(); - let thread unlock this
 270 }
 271
 272 void Player::jumpToMark(int mark)
 273 {
 274   lock();
 275   logger->log("Player", Log::DEBUG, "JUMP TO MARK %i%%", mark);
 276   switchState(S_JUMP, mark);
 277 //  unLock(); - let thread unlock this
 278 }
 279
 280 void Player::skipForward(int seconds)
 281 {
 282   lock();
 283   logger->log("Player", Log::DEBUG, "SKIP FORWARD %i SECONDS", seconds);
 284   ULONG newFrame = getCurrentFrameNum();
 285   if (newFrame == 0) { unLock(); return; } // Current pos from demuxer is not valid
 286   newFrame += seconds * video->getFPS();
 287   if (newFrame > lengthFrames) { switchState(S_PLAY); unLock(); }
 288   else switchState(S_JUMP, newFrame);
 289 //  unLock(); - let thread unlock this
 290 }
 291
 292 void Player::skipBackward(int seconds)
 293 {
 294   lock();
 295   logger->log("Player", Log::DEBUG, "SKIP BACKWARD %i SECONDS", seconds);
 296   long newFrame = getCurrentFrameNum();
 297   if (newFrame == 0) { unLock(); return; } // Current pos from demuxer is not valid
 298   newFrame -= seconds * video->getFPS();
 299   if (newFrame < 0) newFrame = 0;
 300   switchState(S_JUMP, newFrame);
 301 //  unLock(); - let thread unlock this
 302 }
 303
 304 // ----------------------------------- Implementations called events
 305
 306 void Player::switchState(UCHAR toState, ULONG jumpFrame)
 307 {
 308   if (!initted) return;
 309
 310   logger->log("Player", Log::DEBUG, "Switch state from %u to %u", state, toState);
 311
 312   switch(state) // current state selector
 313   {
 314     case S_PLAY: // from S_PLAY -----------------------------------
 315     {
 316       switch(toState)
 317       {
 318         case S_PLAY: // to S_PLAY
 319         {
 320           return;
 321         }
 322         case S_PAUSE_P: // to S_PAUSE_P
 323         {
 324           video->pause();
 325           audio->pause();
 326           state = S_PAUSE_P;
 327           return;
 328         }
 329         case S_PAUSE_I: // to S_PAUSE_I
 330         {
 331           // can't occur
 332           return;
 333         }
 334         case S_FFWD: // to S_FFWD
 335         {
 336           currentFrameNumber = getCurrentFrameNum();
 337           audio->systemMuteOn();
 338           threadStop();
 339           vfeed.stop();
 340           afeed.stop();
 341           demuxer->flush();
 342           state = S_FFWD;
 343           threadStart();
 344           return;
 345         }
 346         case S_FBWD: // to S_FBWD
 347         {
 348           currentFrameNumber = getCurrentFrameNum();
 349           audio->systemMuteOn();
 350           threadStop();
 351           vfeed.stop();
 352           afeed.stop();
 353           demuxer->flush();
 354           state = S_FBWD;
 355           threadStart();
 356           return;
 357         }
 358         case S_STOP: // to S_STOP
 359         {
 360           vfeed.stop();
 361           afeed.stop();
 362           threadStop();
 363           video->stop();
 364           video->blank();
 365           audio->stop();
 366           audio->unPause();
 367           video->reset();
 368           demuxer->reset();
 369           state = S_STOP;
 370           return;
 371         }
 372         case S_JUMP: // to S_JUMP
 373         {
 374           restartAtFrame(jumpFrame);
 375           return;
 376         }
 377       }
 378     }
 379     case S_PAUSE_P: // from S_PAUSE_P -----------------------------------
 380     {
 381       switch(toState)
 382       {
 383         case S_PLAY: // to S_PLAY
 384         {
 385           video->unPause();
 386           audio->unPause();
 387           state = S_PLAY;
 388           return;
 389         }
 390         case S_PAUSE_P: // to S_PAUSE_P
 391         {
 392           return;
 393         }
 394         case S_PAUSE_I: // to S_PAUSE_I
 395         {
 396           return;
 397         }
 398         case S_FFWD: // to S_FFWD
 399         {
 400           currentFrameNumber = getCurrentFrameNum();
 401           audio->systemMuteOn();
 402           vfeed.stop();
 403           afeed.stop();
 404           threadStop();
 405           video->unPause();
 406           audio->unPause();
 407           state = S_FFWD;
 408           threadStart();
 409           return;
 410         }
 411         case S_FBWD: // to S_FBWD
 412         {
 413           currentFrameNumber = getCurrentFrameNum();
 414           audio->systemMuteOn();
 415           vfeed.stop();
 416           afeed.stop();
 417           threadStop();
 418           video->unPause();
 419           audio->unPause();
 420           state = S_FBWD;
 421           threadStart();
 422           return;
 423         }
 424         case S_STOP: // to S_STOP
 425         {
 426           vfeed.stop();
 427           afeed.stop();
 428           threadStop();
 429           video->stop();
 430           video->blank();
 431           audio->stop();
 432           video->reset();
 433           audio->unPause();
 434           demuxer->reset();
 435           audio->systemMuteOff();
 436           state = S_STOP;
 437           return;
 438         }
 439         case S_JUMP: // to S_JUMP
 440         {
 441           state = S_PLAY;
 442           audio->unPause();
 443           restartAtFrame(jumpFrame);
 444           return;
 445         }
 446       }
 447     }
 448     case S_PAUSE_I: // from S_PAUSE_I -----------------------------------
 449     {
 450       switch(toState)
 451       {
 452         case S_PLAY: // to S_PLAY
 453         {
 454           state = S_PLAY;
 455           restartAtFrame(currentFrameNumber);
 456           return;
 457         }
 458         case S_PAUSE_P: // to S_PAUSE_P
 459         {
 460           return;
 461         }
 462         case S_PAUSE_I: // to S_PAUSE_I
 463         {
 464           return;
 465         }
 466         case S_FFWD: // to S_FFWD
 467         {
 468           state = S_FFWD;
 469           threadStart();
 470           return;
 471         }
 472         case S_FBWD: // to S_FBWD
 473         {
 474           state = S_FBWD;
 475           threadStart();
 476           return;
 477         }
 478         case S_STOP: // to S_STOP
 479         {
 480           video->stop();
 481           video->blank();
 482           audio->stop();
 483           video->reset();
 484           demuxer->reset();
 485           audio->systemMuteOff();
 486           state = S_STOP;
 487           return;
 488         }
 489         case S_JUMP: // to S_JUMP
 490         {
 491           state = S_PLAY;
 492           restartAtFrame(jumpFrame);
 493           return;
 494         }
 495       }
 496     }
 497     case S_FFWD: // from S_FFWD -----------------------------------
 498     {
 499       switch(toState)
 500       {
 501         case S_PLAY: // to S_PLAY
 502         {
 503           state = S_PLAY;
 504           restartAtFrame(currentFrameNumber);
 505           return;
 506         }
 507         case S_PAUSE_P: // to S_PAUSE_P
 508         {
 509           // can't occur
 510           return;
 511         }
 512         case S_PAUSE_I: // to S_PAUSE_I
 513         {
 514           threadStop();
 515           state = S_PAUSE_I;
 516           return;
 517         }
 518         case S_FFWD: // to S_FFWD
 519         {
 520           return;
 521         }
 522         case S_FBWD: // to S_FBWD
 523         {
 524           threadStop();
 525           state = S_FBWD;
 526           threadStart();
 527           return;
 528         }
 529         case S_STOP: // to S_STOP
 530         {
 531           threadStop();
 532           video->stop();
 533           video->blank();
 534           audio->stop();
 535           video->reset();
 536           demuxer->reset();
 537           state = S_STOP;
 538           return;
 539         }
 540         case S_JUMP: // to S_JUMP
 541         {
 542           state = S_PLAY;
 543           restartAtFrame(jumpFrame);
 544           return;
 545         }
 546       }
 547     }
 548     case S_FBWD: // from S_FBWD -----------------------------------
 549     {
 550       switch(toState)
 551       {
 552         case S_PLAY: // to S_PLAY
 553         {
 554           state = S_PLAY;
 555           restartAtFrame(currentFrameNumber);
 556           return;
 557         }
 558         case S_PAUSE_P: // to S_PAUSE_P
 559         {
 560           // can't occur
 561           return;
 562         }
 563         case S_PAUSE_I: // to S_PAUSE_I
 564         {
 565           threadStop();
 566           state = S_PAUSE_I;
 567           return;
 568         }
 569         case S_FFWD: // to S_FFWD
 570         {
 571           threadStop();
 572           state = S_FFWD;
 573           threadStart();
 574           return;
 575         }
 576         case S_FBWD: // to S_FBWD
 577         {
 578           return;
 579         }
 580         case S_STOP: // to S_STOP
 581         {
 582           threadStop();
 583           video->stop();
 584           video->blank();
 585           audio->stop();
 586           video->reset();
 587           demuxer->reset();
 588           state = S_STOP;
 589           return;
 590         }
 591         case S_JUMP: // to S_JUMP
 592         {
 593           state = S_PLAY;
 594           restartAtFrame(jumpFrame);
 595           return;
 596         }
 597       }
 598     }
 599     case S_STOP: // from S_STOP -----------------------------------
 600     {
 601       switch(toState)
 602       {
 603         case S_PLAY: // to S_PLAY
 604         {
 605           startup = true;
 606
 607           audio->reset();
 608           audio->systemMuteOff();
 609           video->reset();
 610           demuxer->reset();
 611           if (isRecording)
 612           {
 613             // FIXME use restartAtFrame here?
 614             if (currentFrameNumber > lengthFrames) currentFrameNumber = 0;
 615             demuxer->setFrameNum(currentFrameNumber);
 616           }
 617           demuxer->seek();
 618
 619           videoStartup = true;
 620           state = S_PLAY;
 621           threadStart();
 622
 623           if (isRecording)
 624           {
 625             logger->log("Player", Log::DEBUG, "Immediate play");
 626             afeed.start();
 627             vfeed.start();
 628             video->sync();
 629             audio->sync();
 630             audio->play();
 631             video->pause();
 632           }
 633           else // do prebuffering
 634           {
 635             logger->log("Player", Log::DEBUG, "Prebuffering...");
 636             preBuffering = true;
 637           }
 638           return;
 639         }
 640         case S_PAUSE_P: // to S_PAUSE_P
 641         {
 642           return;
 643         }
 644         case S_PAUSE_I: // to S_PAUSE_I
 645         {
 646           return;
 647         }
 648         case S_FFWD: // to S_FFWD
 649         {
 650           return;
 651         }
 652         case S_FBWD: // to S_FBWD
 653         {
 654           return;
 655         }
 656         case S_STOP: // to S_STOP
 657         {
 658           return;
 659         }
 660         case S_JUMP: // to S_JUMP
 661         {
 662           return;
 663         }
 664       }
 665     }
 666     // case S_JUMP cannot be selected as a start state because it auto flips to play
 667   }
 668 }
 669
 670 // ----------------------------------- Internal functions
 671
 672 void Player::lock()
 673 {
 674 #ifndef WIN32
 675   pthread_mutex_lock(&mutex);
 676   logger->log("Player", Log::DEBUG, "LOCKED");
 677
 678 #else
 679    WaitForSingleObject(mutex, INFINITE);
 680 #endif
 681 }
 682
 683 void Player::unLock()
 684 {
 685 #ifndef WIN32
 686   logger->log("Player", Log::DEBUG, "UNLOCKING");
 687   pthread_mutex_unlock(&mutex);
 688 #else
 689    ReleaseMutex(mutex);
 690 #endif
 691 }
 692
 693 void Player::restartAtFrame(ULONG newFrame)
 694 {
 695   vfeed.stop();
 696   afeed.stop();
 697   threadStop();
 698   video->stop();
 699   video->reset();
 700   audio->reset();
 701   demuxer->flush();
 702   demuxer->seek();
 703   currentFrameNumber = newFrame;
 704   demuxer->setFrameNum(newFrame);
 705   videoStartup = true;
 706   afeed.start();
 707   vfeed.start();
 708   threadStart();
 709   audio->play();
 710   video->sync();
 711   audio->sync();
 712   audio->systemMuteOff();
 713   audio->doMuting();
 714 }
 715
 716 void Player::doConnectionLost()
 717 {
 718   logger->log("Player", Log::DEBUG, "Connection lost, sending message");
 719   Message* m = new Message();
 720   m->to = messageReceiver;
 721   m->from = this;
 722   m->message = Message::PLAYER_EVENT;
 723   m->parameter = Player::CONNECTION_LOST;
 724   messageQueue->postMessage(m);
 725 }
 726
 727 // ----------------------------------- Callback
 728
 729 void Player::call(void* caller)
 730 {
 731   if (caller == demuxer)
 732   {
 733     logger->log("Player", Log::DEBUG, "Callback from demuxer");
 734
 735     if (video->getTVsize() == Video::ASPECT4X3)
 736     {
 737       logger->log("Player", Log::DEBUG, "TV is 4:3, ignoring aspect switching");
 738       return;
 739     }
 740
 741     int dxCurrentAspect = demuxer->getAspectRatio();
 742     if (dxCurrentAspect == Demuxer::ASPECT_4_3)
 743     {
 744       logger->log("Player", Log::DEBUG, "Demuxer said video is 4:3 aspect, switching TV");
 745       video->setAspectRatio(Video::ASPECT4X3);
 746
 747       Message* m = new Message();
 748       m->from = this;
 749       m->to = messageReceiver;
 750       m->message = Message::PLAYER_EVENT;
 751       m->parameter = Player::ASPECT43;
 752       messageQueue->postMessageFromOuterSpace(m);
 753     }
 754     else if (dxCurrentAspect == Demuxer::ASPECT_16_9)
 755     {
 756       logger->log("Player", Log::DEBUG, "Demuxer said video is 16:9 aspect, switching TV");
 757       video->setAspectRatio(Video::ASPECT16X9);
 758
 759       Message* m = new Message();
 760       m->from = this;
 761       m->to = messageReceiver;
 762       m->message = Message::PLAYER_EVENT;
 763       m->parameter = Player::ASPECT169;
 764       messageQueue->postMessageFromOuterSpace(m);
 765     }
 766     else
 767     {
 768       logger->log("Player", Log::DEBUG, "Demuxer said video is something else... ignoring");
 769     }
 770
 771   }
 772   else
 773   {
 774     if (videoStartup)
 775     {
 776       videoStartup = false;
 777       video->reset();
 778       video->play();
 779       video->sync();
 780       vfeed.release();
 781       unLock();
 782     }
 783
 784     threadSignalNoLock();
 785   }
 786 }
 787
 788 // ----------------------------------- Feed thread
 789
 790 void Player::threadMethod()
 791 {
 792   // this method used to be simple, the only thing it does
 793   // is farm out to threadFeed Live/Play/Scan
 794   // All the guff is to support scan hitting one end
 795
 796   if (isRecording)
 797   {
 798     if ((state == S_FFWD) || (state == S_FBWD))
 799     {
 800       threadFeedScan();
 801       // if this returns then scan hit one end
 802       if (state == S_FFWD) // scan hit the end. stop
 803       {
 804         threadCheckExit();
 805         Message* m = new Message(); // Must be done after this thread finishes, and must break into master mutex
 806         m->to = messageReceiver;
 807         m->from = this;
 808         m->message = Message::PLAYER_EVENT;
 809         m->parameter = STOP_PLAYBACK;
 810         logger->log("Player", Log::DEBUG, "Posting message to %p...", messageQueue);
 811         messageQueue->postMessage(m);
 812         logger->log("Player", Log::DEBUG, "Message posted...");
 813         return;
 814       }
 815       // if execution gets to here, threadFeedScan hit the start, go to play mode
 816       state = S_PLAY;
 817       audio->reset();
 818       demuxer->flush();
 819       demuxer->seek();
 820       demuxer->setFrameNum(currentFrameNumber);
 821       videoStartup = true;
 822       afeed.start();
 823       vfeed.start();
 824       audio->play();
 825       audio->sync();
 826       audio->systemMuteOff();
 827       audio->doMuting();
 828     }
 829
 830     if (state == S_PLAY) threadFeedPlay();
 831   }
 832   else
 833   {
 834     threadFeedLive();
 835   }
 836 }
 837
 838 void Player::threadFeedLive()
 839 {
 840   UINT thisRead;
 841   UINT writeLength;
 842   UINT thisWrite;
 843   UINT preBufferTotal = 0;
 844
 845   UINT askFor;
 846   while(1)
 847   {
 848     thisRead = 0;
 849     writeLength = 0;
 850     thisWrite = 0;
 851
 852     threadCheckExit();
 853
 854     if (startup)
 855       askFor = startupBlockSize; // find audio streams sized block
 856     else
 857       askFor = blockSize; // normal
 858
 859     threadBuffer = vdr->getBlock(0, askFor, &thisRead);
 860
 861     if (!vdr->isConnected())
 862     {
 863       doConnectionLost();
 864       return;
 865     }
 866
 867     if (!threadBuffer) break;
 868
 869     if (startup)
 870     {
 871       int a_stream = demuxer->scan(threadBuffer, thisRead);
 872       demuxer->setAudioStream(a_stream);
 873       logger->log("Player", Log::DEBUG, "Startup Audio stream chosen %x", a_stream);
 874       startup = false;
 875     }
 876
 877     if (preBuffering)
 878     {
 879       preBufferTotal += thisRead;
 880       if (preBufferTotal >= preBufferSize)
 881       {
 882         logger->log("Player", Log::DEBUG, "Got >500K, prebuffering complete");
 883
 884         preBuffering = false;
 885         preBufferTotal = 0;
 886
 887
 888 // FIXME check the win32 code on the mvp
 889 #ifndef WIN32
 890         audio->sync();
 891         audio->play();
 892         video->sync();
 893         video->pause();
 894         afeed.start();
 895         vfeed.start();
 896 #else
 897         afeed.start();
 898         vfeed.start();
 899         audio->sync();
 900         audio->play();
 901         video->sync();
 902         video->pause();
 903 #endif
 904
 905 //        unLock(); // thread will be locked by play until here
 906         // FIXME - see if this can segfault because it is starting threads out of the master mutex
 907       }
 908     }
 909
 910     threadCheckExit();
 911
 912     while(writeLength < thisRead)
 913     {
 914       thisWrite = demuxer->put(threadBuffer + writeLength, thisRead - writeLength);
 915       writeLength += thisWrite;
 916
 917 //      logger->log("Player", Log::DEBUG, "Player put %u to demuxer", thisWrite);
 918
 919       if (!thisWrite)
 920       {
 921 //        logger->log("Player", Log::DEBUG, "Demuxer full");
 922         // demuxer is full and can't take anymore
 923         threadLock();
 924         threadWaitForSignal();
 925         threadUnlock();
 926       }
 927
 928       threadCheckExit();
 929     }
 930
 931     free(threadBuffer);
 932     threadBuffer = NULL;
 933
 934   }
 935
 936   logger->log("Player", Log::DEBUG, "Live play failed to start or interrupted");
 937
 938   if (videoStartup) // oh woe. there never was a stream, I was conned!
 939   {
 940     videoStartup = false;
 941     unLock();
 942     MILLISLEEP(500); // I think this will solve a race
 943   }
 944
 945   threadCheckExit();
 946
 947   Message* m = new Message(); // Must be done after this thread finishes, and must break into master mutex
 948   m->to = messageReceiver;
 949   m->from = this;
 950   m->message = Message::PLAYER_EVENT;
 951   m->parameter = Player::STREAM_END;
 952   logger->log("Player", Log::DEBUG, "Posting message to %p...", messageQueue);
 953   messageQueue->postMessage(m);
 954   logger->log("Player", Log::DEBUG, "Message posted...");
 955 }
 956
 957 void Player::threadFeedPlay()
 958 {
 959   ULLONG feedPosition;
 960   UINT thisRead, writeLength, thisWrite, askFor;
 961   time_t lastRescan = time(NULL);
 962
 963   feedPosition = vdr->positionFromFrameNumber(currentFrameNumber);
 964   if (!vdr->isConnected()) { doConnectionLost(); return; }
 965   logger->log("Player", Log::DEBUG, "startFeedPlay: wantedframe %i goto %llu", currentFrameNumber, feedPosition);
 966
 967
 968   while(1)
 969   {
 970     thisRead = 0;
 971     writeLength = 0;
 972     thisWrite = 0;
 973
 974     threadCheckExit();
 975
 976     // If we havn't rescanned for a while..
 977     if ((lastRescan + 60) < time(NULL))
 978     {
 979       lengthBytes = vdr->rescanRecording(&lengthFrames);
 980       if (!vdr->isConnected()) { doConnectionLost(); return; }
 981       logger->log("Player", Log::DEBUG, "Rescanned and reset length: %llu", lengthBytes);
 982       lastRescan = time(NULL);
 983     }
 984
 985     if (feedPosition >= lengthBytes) break;  // finished playback
 986
 987     if (startup)
 988     {
 989       if (startupBlockSize > lengthBytes)
 990         askFor = lengthBytes; // is a very small recording!
 991       else
 992         askFor = startupBlockSize; // normal, but a startup sized block to detect all the audio streams
 993     }
 994     else
 995     {
 996       if ((feedPosition + blockSize) > lengthBytes) // last block of recording
 997         askFor = lengthBytes - feedPosition;
 998       else // normal
 999         askFor = blockSize;
1000     }
1001
1002     threadBuffer = vdr->getBlock(feedPosition, askFor, &thisRead);
1003     feedPosition += thisRead;
1004
1005     if (!vdr->isConnected())
1006     {
1007       doConnectionLost();
1008       return;
1009     }
1010
1011     if (!threadBuffer) break;
1012
1013     if (startup)
1014     {
1015       int a_stream = demuxer->scan(threadBuffer, thisRead);
1016       demuxer->setAudioStream(a_stream);
1017       logger->log("Player", Log::DEBUG, "Startup Audio stream chosen %x", a_stream);
1018       startup = false;
1019     }
1020
1021     threadCheckExit();
1022
1023     while(writeLength < thisRead)
1024     {
1025       thisWrite = demuxer->put(threadBuffer + writeLength, thisRead - writeLength);
1026       writeLength += thisWrite;
1027
1028       if (!thisWrite)
1029       {
1030         // demuxer is full and can't take anymore
1031         threadLock();
1032         threadWaitForSignal();
1033         threadUnlock();
1034       }
1035
1036       threadCheckExit();
1037     }
1038
1039     free(threadBuffer);
1040     threadBuffer = NULL;
1041
1042   }
1043
1044   // end of recording
1045   logger->log("Player", Log::DEBUG, "Recording playback ends");
1046
1047   if (videoStartup) // oh woe. there never was a stream, I was conned!
1048   {
1049     videoStartup = false;
1050     unLock();
1051     MILLISLEEP(500); // I think this will solve a race
1052   }
1053
1054   threadCheckExit();
1055
1056
1057   Message* m = new Message(); // Must be done after this thread finishes, and must break into master mutex
1058   m->to = messageReceiver;
1059   m->from = this;
1060   m->message = Message::PLAYER_EVENT;
1061   m->parameter = Player::STOP_PLAYBACK;
1062   logger->log("Player", Log::DEBUG, "Posting message to %p...", messageQueue);
1063   messageQueue->postMessage(m);
1064 }
1065
1066 void Player::threadFeedScan()
1067 {
1068   // This method is actually really simple - get frame from vdr,
1069   // spit it at the video chip, wait for a time. Most of the code here
1070   // is to get the wait right so that the scan occurs at the correct rate.
1071
1072   ULONG direction = 0;
1073   ULONG baseFrameNumber = 0;
1074   ULONG iframeNumber = 0;
1075   ULONG iframeLength = 0;
1076   ULLONG filePos;
1077   UINT amountReceived;
1078   UINT videoLength;
1079
1080 #ifndef _MSC_VER
1081   struct timeval clock0 = {0,0};  // Time stamp after fetching I-frame info
1082   struct timeval clock1 = {0,0};  // Time stamp after fetching I-frame data
1083   struct timeval clock2 = {0,0} ; // Time stamp after displaying I-frame
1084 #else
1085   DWORD clock0 = 0, clock1 = 0, clock2 = 0;
1086 #endif
1087
1088   int frameTimeOffset = 0; // Time in msec between frames
1089   int disp_msec = 0;  // Time taken to display data
1090   int total_msec = 0; // Time taken to fetch data and display it
1091   int sleepTime = 0;
1092
1093   if (state == S_FFWD) direction = 1; // and 0 for backward
1094
1095   while(1)
1096   {
1097     // Fetch I-frames until we get one that can be displayed in good time
1098     // Repeat while clock0 + total_msec > clock2 + frameTimeOffset
1099     baseFrameNumber = currentFrameNumber;
1100     do
1101     {
1102       if (!vdr->getNextIFrame(baseFrameNumber, direction, &filePos, &iframeNumber, &iframeLength))
1103         return;
1104
1105       if (iframeNumber >= lengthFrames) return;
1106         // scan has got to the end of what we knew to be there before we started scanning
1107
1108       baseFrameNumber = iframeNumber;
1109       frameTimeOffset = abs(iframeNumber - currentFrameNumber) * 1000 / (video->getFPS() * ifactor);
1110 #ifndef WIN32
1111       gettimeofday(&clock0, NULL);
1112 #else
1113       clock0 = timeGetTime();
1114 #endif
1115     }
1116 #ifndef WIN32
1117     while (clock2.tv_sec != 0 &&
1118           (clock0.tv_sec - clock2.tv_sec) * 1000 +
1119           (clock0.tv_usec - clock2.tv_usec) / 1000 > frameTimeOffset - total_msec);
1120 #else
1121     while (clock2 != 0 && clock0 + total_msec > clock2 + frameTimeOffset);
1122 #endif
1123 //    logger->log("Player", Log::DEBUG, "XXX Got frame");
1124
1125     threadBuffer = vdr->getBlock(filePos, iframeLength, &amountReceived);
1126 #ifndef WIN32
1127     gettimeofday(&clock1, NULL);
1128     if (clock2.tv_sec != 0)
1129       sleepTime = (clock2.tv_sec - clock1.tv_sec) * 1000
1130                 + (clock2.tv_usec - clock1.tv_usec) / 1000
1131                 + frameTimeOffset - disp_msec;
1132 #else
1133     clock1 = timeGetTime();
1134     if (clock2 != 0)
1135       sleepTime = clock2 + frameTimeOffset - disp_msec - clock1;
1136 #endif
1137     if (sleepTime < 0) sleepTime = 0;
1138     threadCheckExit();
1139     MILLISLEEP(sleepTime);
1140 //    logger->log("Player", Log::DEBUG, "XXX Slept for %d", sleepTime);
1141
1142     videoLength = demuxer->stripAudio(threadBuffer, amountReceived);
1143     video->displayIFrame(threadBuffer, videoLength);
1144     currentFrameNumber = iframeNumber;
1145     free(threadBuffer);
1146     threadBuffer = NULL;
1147
1148 #ifndef WIN32
1149     gettimeofday(&clock2, NULL);
1150     total_msec = (clock2.tv_sec - clock0.tv_sec) * 1000
1151                + (clock2.tv_usec - clock0.tv_usec) / 1000
1152                - sleepTime;
1153     disp_msec = (clock2.tv_sec - clock1.tv_sec) * 1000
1154               + (clock2.tv_usec - clock1.tv_usec) / 1000
1155               - sleepTime;
1156 #else
1157     clock2 = timeGetTime();
1158     total_msec = clock2 - clock0 - sleepTime;
1159     disp_msec = clock2 - clock1 - sleepTime;
1160 #endif
1161 //    logger->log("Player", Log::DEBUG, "XXX disp_msec = %4d total_msec = %4d", disp_msec, total_msec);
1162   }
1163 }
1164
1165 void Player::threadPostStopCleanup()
1166 {
1167   if (threadBuffer)
1168   {
1169     free(threadBuffer);
1170     threadBuffer = NULL;
1171   }
1172 }
1173
1174 // ----------------------------------- Dev
1175
1176 #ifdef DEV
1177 void Player::test1()
1178 {
1179   logger->log("Player", Log::DEBUG, "PLAYER TEST 1");
1180   video->play();
1181 //  video->setAspectRatio(Video::ASPECT4X3);
1182 }
1183
1184 void Player::test2()
1185 {
1186   logger->log("Player", Log::DEBUG, "PLAYER TEST 2");
1187   video->setAspectRatio(Video::ASPECT16X9);
1188 }
1189 #endif