player.cc

   1 /*
   2     Copyright 2004-2008 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 */
  20
  21 #include "player.h"
  22
  23 #include "log.h"
  24 #include "audio.h"
  25 #include "video.h"
  26 #include "demuxervdr.h"
  27 #include "demuxerts.h"
  28 #include "vdr.h"
  29 #include "messagequeue.h"
  30 #include "remote.h"
  31 #include "message.h"
  32 #include "dvbsubtitles.h"
  33 #include "osdreceiver.h"
  34
  35 #define USER_RESPONSE_TIME 500 // Milliseconds
  36
  37 // ----------------------------------- Called from outside, one offs or info funcs
  38
  39 Player::Player(MessageQueue* tmessageQueue, void* tmessageReceiver, OSDReceiver* tosdReceiver)
  40 : vfeed(this), afeed(this), tfeed(this)
  41 {
  42   messageQueue = tmessageQueue;
  43   messageReceiver = tmessageReceiver;
  44   osdReceiver = tosdReceiver;
  45   audio = Audio::getInstance();
  46   video = Video::getInstance();
  47   logger = Log::getInstance();
  48   vdr = VDR::getInstance();
  49   initted = false;
  50   lengthBytes = 0;
  51   lengthFrames = 0;
  52   currentFrameNumber = 0;
  53   state = S_STOP;
  54   ifactor = 4;
  55   is_pesrecording=true;
  56
  57   subtitlesShowing = false;
  58
  59   videoStartup = false;
  60   threadBuffer = NULL;
  61
  62   blockSize = 100000;
  63   startupBlockSize = 250000;
  64   video->turnVideoOn();
  65 }
  66
  67 Player::~Player()
  68 {
  69   if (initted) shutdown();
  70 }
  71
  72 int Player::init(bool p_isPesRecording,double framespersecond)
  73 {
  74   if (initted) return 0;
  75 #ifndef WIN32
  76   pthread_mutex_init(&mutex, NULL);
  77 #else
  78   mutex=CreateMutex(NULL,FALSE,NULL);
  79 #endif
  80   is_pesrecording = p_isPesRecording;
  81   fps=framespersecond;
  82   if (is_pesrecording)
  83     demuxer = new DemuxerVDR();
  84   else
  85     demuxer = new DemuxerTS();
  86   if (!demuxer) return 0;
  87   subtitles = new DVBSubtitles(osdReceiver);
  88   if (!subtitles) return 0;
  89
  90   teletext = new TeletextDecoderVBIEBU();
  91   if (!teletext) return 0;
  92   teletext->setRecordigMode(true);
  93   unsigned int demux_video_size=2097152;
  94   unsigned int demux_audio_size=524288;
  95   if (video->supportsh264()) {
  96           demux_video_size*=5*2;//5;
  97
  98   }
  99   if (audio->maysupportAc3()) {
 100           //demux_audio_size*=2;
 101   }
 102
 103   if (!demuxer->init(this, audio, video,teletext, demux_video_size,demux_audio_size,65536, framespersecond, subtitles))
 104   {
 105     logger->log("Player", Log::ERR, "Demuxer failed to init");
 106     shutdown();
 107     return 0;
 108   }
 109
 110   vfeed.init();
 111   afeed.init();
 112   tfeed.init();
 113
 114   video->stop();
 115   video->blank();
 116   audio->stop();
 117
 118   if (Command::getInstance()->getSubDefault()) {
 119           turnSubtitlesOn(true);
 120   } else {
 121           turnSubtitlesOn(false);
 122   }
 123
 124   initted = true;
 125   return 1;
 126 }
 127
 128 int Player::shutdown()
 129 {
 130   if (!initted) return 0;
 131   switchState(S_STOP);
 132   initted = false;
 133
 134   delete demuxer;
 135   demuxer = NULL;
 136   delete subtitles;
 137   subtitles = NULL;
 138   delete teletext;
 139   teletext = NULL;
 140
 141 #ifdef WIN32
 142   CloseHandle(mutex);
 143 #endif
 144
 145   return 1;
 146 }
 147
 148 void Player::setStartFrame(ULONG startFrame)
 149 {
 150         ULONG nextiframeNumber;
 151         ULONG iframeLength;
 152         ULONG iframeNumber;
 153         ULLONG filePos;
 154
 155         // newFrame could be anywhere, go forwards to next I-Frame
 156         if (!vdr->getNextIFrame(startFrame, 1, &filePos, &nextiframeNumber, &iframeLength)) return;
 157
 158         // Now step back a GOP. This ensures we go to the greatest I-Frame equal to or less than the requested frame
 159         vdr->getNextIFrame(nextiframeNumber, 0, &filePos, &iframeNumber, &iframeLength);
 160
 161           logger->log("Player", Log::DEBUG, "setStartFrame %lu %lu %lu", startFrame, nextiframeNumber,iframeNumber);
 162         currentFrameNumber = iframeNumber;
 163
 164 }
 165
 166 void Player::setLengthBytes(ULLONG length)
 167 {
 168   lengthBytes = length;
 169   logger->log("Player", Log::DEBUG, "Player has received length bytes of %llu", lengthBytes);
 170 }
 171
 172 void Player::setLengthFrames(ULONG length)
 173 {
 174   lengthFrames = length;
 175   logger->log("Player", Log::DEBUG, "Player has received length frames of %lu", lengthFrames);
 176 }
 177
 178 ULONG Player::getLengthFrames()
 179 {
 180   return lengthFrames;
 181 }
 182
 183 ULONG Player::getCurrentFrameNum()
 184 {
 185   if (startup) return 0;
 186   switch(state)
 187   {
 188     case S_PLAY:
 189     case S_PAUSE_P:
 190       return demuxer->getFrameNumFromPTS(video->getCurrentTimestamp());
 191     case S_PAUSE_I:
 192     case S_FFWD:
 193     case S_FBWD:
 194       return currentFrameNumber;
 195     default:
 196       return 0; // shouldn't happen
 197   }
 198 }
 199
 200 bool* Player::getDemuxerMpegAudioChannels()
 201 {
 202   return demuxer->getmpAudioChannels();
 203 }
 204
 205 bool* Player::getDemuxerAc3AudioChannels()
 206 {
 207   return demuxer->getac3AudioChannels();
 208 }
 209
 210 bool* Player::getDemuxerSubtitleChannels()
 211 {
 212   return demuxer->getSubtitleChannels();
 213 }
 214
 215 int Player::getCurrentAudioChannel()
 216 {
 217     if (is_pesrecording) {
 218         return demuxer->getselAudioChannel();
 219     } else {
 220         return ((DemuxerTS*)demuxer)->getAID();
 221     }
 222 }
 223
 224 int Player::getCurrentSubtitleChannel()
 225 {
 226     if (is_pesrecording) {
 227         return demuxer->getselSubtitleChannel();
 228     } else {
 229         return ((DemuxerTS*)demuxer)->getSubID();
 230     }
 231 }
 232
 233 void Player::setSubtitleChannel(int newChannel)
 234 {
 235     if (is_pesrecording) {
 236          demuxer->setDVBSubtitleStream(newChannel);
 237     } else {
 238         ((DemuxerTS*)demuxer)->setSubID(newChannel);
 239     }
 240 }
 241
 242 int *Player::getTeletxtSubtitlePages()
 243 {
 244     return teletext->getSubtitlePages();
 245 }
 246
 247 void Player::setAudioChannel(int newChannel, int type, int streamtype)
 248 {
 249     if (is_pesrecording) {
 250         demuxer->setAudioStream(newChannel);
 251         return;
 252     } else {
 253         ((DemuxerTS*)demuxer)->setAID(newChannel,type,streamtype,false);
 254         return;
 255     }
 256 }
 257
 258 bool Player::toggleSubtitles()
 259 {
 260   if (!subtitlesShowing)
 261   {
 262     subtitlesShowing = true;
 263     subtitles->show();
 264   }
 265   else
 266   {
 267     subtitlesShowing = false;
 268     subtitles->hide();
 269   }
 270   return subtitlesShowing;
 271 }
 272
 273 void  Player::turnSubtitlesOn(bool ison) {
 274  if (ison)
 275   {
 276     subtitlesShowing = true;
 277     subtitles->show();
 278   }
 279   else
 280   {
 281     subtitlesShowing = false;
 282     subtitles->hide();
 283   }
 284
 285 }
 286
 287 void Player::tellSubtitlesOSDVisible(bool visible){
 288 subtitles->setOSDMenuVisibility(visible);
 289 }
 290
 291 Channel * Player::getDemuxerChannel() {
 292     if (!is_pesrecording) {
 293         return ((DemuxerTS*) demuxer)->getChannelInfo();
 294     }
 295     return NULL; //Should not happen!
 296 }
 297
 298
 299 // ----------------------------------- Externally called events
 300
 301 void Player::play()
 302 {
 303   if (!initted) return;
 304   if (state == S_PLAY) return;
 305   lock();
 306
 307   bool doUnlock = false;
 308   if (state == S_PAUSE_P) doUnlock = true;
 309   switchState(S_PLAY);
 310   if (doUnlock) unLock();
 311 }
 312
 313 void Player::playpause()
 314 {
 315   if (!initted) return;
 316   lock();
 317
 318   bool doUnlock = false;
 319   if (state==S_PLAY) {
 320           doUnlock=true;
 321           switchState(S_PAUSE_P);
 322   } else {
 323           if (state == S_PAUSE_P) doUnlock = true;
 324           switchState(S_PLAY);
 325   }
 326   if (doUnlock) unLock();
 327
 328 }
 329
 330
 331
 332
 333 void Player::stop()
 334 {
 335   if (!initted) return;
 336   if (state == S_STOP) return;
 337   lock();
 338   logger->log("Player", Log::DEBUG, "Stop called lock");
 339   switchState(S_STOP);
 340   unLock();
 341 }
 342
 343 void Player::pause()
 344 {
 345   if (!initted) return;
 346   lock();
 347
 348   if ((state == S_FFWD) || (state == S_FBWD))
 349   {
 350     switchState(S_PAUSE_I);
 351   }
 352   else if ((state == S_PAUSE_I) || (state == S_PAUSE_P))
 353   {
 354     switchState(S_PLAY);
 355   }
 356   else
 357   {
 358     switchState(S_PAUSE_P);
 359   }
 360
 361   unLock();
 362 }
 363
 364 void Player::fastForward()
 365 {
 366   if (!initted) return;
 367   lock();
 368
 369   if (state == S_FFWD)
 370   {
 371     // change the rate
 372     switch(ifactor)
 373     {
 374       case 4: ifactor = 8; break;
 375       case 8: ifactor = 16; break;
 376       case 16: ifactor = 32; break;
 377       case 32: ifactor = 4; break;
 378     }
 379   }
 380   else
 381   {
 382     ifactor = 4;
 383     switchState(S_FFWD);
 384   }
 385   unLock();
 386 }
 387
 388 void Player::fastBackward()
 389 {
 390   if (!initted) return;
 391   lock();
 392
 393   if (state == S_FBWD)
 394   {
 395     // change the rate
 396     switch(ifactor)
 397     {
 398       case 4: ifactor = 8; break;
 399       case 8: ifactor = 16; break;
 400       case 16: ifactor = 32; break;
 401       case 32: ifactor = 4; break;
 402     }
 403   }
 404   else
 405   {
 406     ifactor = 4;
 407     switchState(S_FBWD);
 408   }
 409   unLock();
 410 }
 411
 412 void Player::jumpToPercent(double percent)
 413 {
 414   lock();
 415   logger->log("Player", Log::DEBUG, "JUMP TO %f%%", percent);
 416   ULONG newFrame = (ULONG)(percent * lengthFrames / 100);
 417   switchState(S_JUMP, newFrame);
 418 //  unLock(); - let thread unlock this
 419 }
 420
 421 void Player::jumpToMark(int mark)
 422 {
 423   lock();
 424   logger->log("Player", Log::DEBUG, "JUMP TO MARK %i%%", mark);
 425   switchState(S_JUMP, mark);
 426 //  unLock(); - let thread unlock this
 427 }
 428
 429 void Player::jumpToFrameP(int newFrame)
 430 {
 431   lock();
 432   logger->log("Player", Log::DEBUG, "JUMP TO FRAME AND PAUSE %i", newFrame);
 433   switchState(S_JUMP_PI, newFrame);
 434   unLock();
 435 }
 436
 437 void Player::skipForward(int seconds)
 438 {
 439   lock();
 440   logger->log("Player", Log::DEBUG, "SKIP FORWARD %i SECONDS", seconds);
 441   ULONG newFrame = getCurrentFrameNum();
 442   if (newFrame == 0) { unLock(); return; } // Current pos from demuxer is not valid
 443   newFrame +=(ULONG) (((double)seconds) * fps);
 444   if (newFrame > lengthFrames) { switchState(S_PLAY); unLock(); }
 445   else switchState(S_JUMP, newFrame);
 446 //  unLock(); - let thread unlock this
 447 }
 448
 449 void Player::skipBackward(int seconds)
 450 {
 451   lock();
 452   logger->log("Player", Log::DEBUG, "SKIP BACKWARD %i SECONDS", seconds);
 453   long newFrame = getCurrentFrameNum();
 454   if (newFrame == 0) { unLock(); return; } // Current pos from demuxer is not valid
 455   newFrame -= (ULONG) (((double)seconds) * fps);
 456   if (newFrame < 0) newFrame = 0;
 457   switchState(S_JUMP, newFrame);
 458 //  unLock(); - let thread unlock this
 459 }
 460
 461 // ----------------------------------- Implementations called events
 462
 463 void Player::switchState(UCHAR toState, ULONG jumpFrame)
 464 {
 465   if (!initted) return;
 466
 467   logger->log("Player", Log::DEBUG, "Switch state from %u to %u", state, toState);
 468
 469   switch(state) // current state selector
 470   {
 471     case S_PLAY: // from S_PLAY -----------------------------------
 472     {
 473       switch(toState)
 474       {
 475         case S_PLAY: // to S_PLAY
 476         {
 477           return;
 478         }
 479         case S_PAUSE_P: // to S_PAUSE_P
 480         {
 481           #ifdef VOMP_PLATTFORM_RASPBERRY
 482           vfeed.stop(); // can't vfeed during pause
 483           #endif
 484
 485           video->pause();
 486           audio->pause();
 487           state = S_PAUSE_P;
 488           return;
 489         }
 490         case S_PAUSE_I: // to S_PAUSE_I
 491         {
 492           // can't occur
 493           return;
 494         }
 495         case S_FFWD: // to S_FFWD
 496         {
 497           currentFrameNumber = getCurrentFrameNum();
 498           audio->systemMuteOn();
 499           threadStop();
 500           vfeed.stop();
 501           afeed.stop();
 502           tfeed.stop();
 503           subtitles->stop();
 504           demuxer->flush();
 505           state = S_FFWD;
 506           threadStart();
 507           return;
 508         }
 509         case S_FBWD: // to S_FBWD
 510         {
 511           currentFrameNumber = getCurrentFrameNum();
 512           audio->systemMuteOn();
 513           threadStop();
 514           vfeed.stop();
 515           afeed.stop();
 516           tfeed.stop();
 517           subtitles->stop();
 518           demuxer->flush();
 519           state = S_FBWD;
 520           threadStart();
 521           return;
 522         }
 523         case S_STOP: // to S_STOP
 524         {
 525           vfeed.stop();
 526           afeed.stop();
 527           tfeed.stop();
 528           subtitles->stop();
 529           threadStop();
 530           video->stop();
 531           video->blank();
 532           audio->stop();
 533           audio->unPause();
 534           video->reset();
 535           demuxer->reset();
 536           state = S_STOP;
 537           return;
 538         }
 539         case S_JUMP: // to S_JUMP
 540         {
 541           restartAtFrame(jumpFrame);
 542           return;
 543         }
 544         case S_JUMP_PI: // to S_JUMP_PI
 545         {
 546           audio->systemMuteOn();
 547           threadStop();
 548           vfeed.stop();
 549           afeed.stop();
 550           tfeed.stop();
 551           subtitles->stop();
 552           demuxer->flush();
 553           state = S_PAUSE_I;
 554           video->reset();
 555           video->play();
 556           restartAtFramePI(jumpFrame);
 557           return;
 558         }
 559       }
 560     }
 561     case S_PAUSE_P: // from S_PAUSE_P -----------------------------------
 562     {
 563       switch(toState)
 564       {
 565         case S_PLAY: // to S_PLAY
 566         {
 567           video->unPause();
 568           audio->unPause();
 569
 570           #ifdef VOMP_PLATTFORM_RASPBERRY
 571           vfeed.start(false);
 572           #endif
 573
 574           state = S_PLAY;
 575           return;
 576         }
 577         case S_PAUSE_P: // to S_PAUSE_P
 578         {
 579           return;
 580         }
 581         case S_PAUSE_I: // to S_PAUSE_I
 582         {
 583           return;
 584         }
 585         case S_FFWD: // to S_FFWD
 586         {
 587           currentFrameNumber = getCurrentFrameNum();
 588           audio->systemMuteOn();
 589           vfeed.stop();
 590           afeed.stop();
 591           tfeed.stop();
 592           subtitles->stop();
 593           threadStop();
 594           video->unPause();
 595           audio->unPause();
 596           state = S_FFWD;
 597           threadStart();
 598           return;
 599         }
 600         case S_FBWD: // to S_FBWD
 601         {
 602           currentFrameNumber = getCurrentFrameNum();
 603           audio->systemMuteOn();
 604           vfeed.stop();
 605           afeed.stop();
 606           tfeed.stop();
 607           subtitles->stop();
 608           threadStop();
 609           video->unPause();
 610           audio->unPause();
 611           state = S_FBWD;
 612           threadStart();
 613           return;
 614         }
 615         case S_STOP: // to S_STOP
 616         {
 617           vfeed.stop();
 618           afeed.stop();
 619           tfeed.stop();
 620           subtitles->stop();
 621           threadStop();
 622           video->stop();
 623           video->blank();
 624           audio->stop();
 625           video->reset();
 626           audio->unPause();
 627           demuxer->reset();
 628           audio->systemMuteOff();
 629           state = S_STOP;
 630           return;
 631         }
 632         case S_JUMP: // to S_JUMP
 633         {
 634           state = S_PLAY;
 635           audio->systemMuteOn();
 636           audio->unPause();
 637           restartAtFrame(jumpFrame);
 638           return;
 639         }
 640         case S_JUMP_PI: // to S_JUMP_PI
 641         {
 642           audio->systemMuteOn();
 643           audio->unPause();
 644           threadStop();
 645           vfeed.stop();
 646           afeed.stop();
 647           tfeed.stop();
 648           subtitles->stop();
 649           demuxer->flush();
 650           state = S_PAUSE_I;
 651           video->reset();
 652           video->play();
 653           restartAtFramePI(jumpFrame);
 654           return;
 655         }
 656       }
 657     }
 658     case S_PAUSE_I: // from S_PAUSE_I -----------------------------------
 659     {
 660       switch(toState)
 661       {
 662         case S_PLAY: // to S_PLAY
 663         {
 664           state = S_PLAY;
 665           restartAtFrame(currentFrameNumber);
 666           return;
 667         }
 668         case S_PAUSE_P: // to S_PAUSE_P
 669         {
 670           return;
 671         }
 672         case S_PAUSE_I: // to S_PAUSE_I
 673         {
 674           return;
 675         }
 676         case S_FFWD: // to S_FFWD
 677         {
 678           state = S_FFWD;
 679           threadStart();
 680           return;
 681         }
 682         case S_FBWD: // to S_FBWD
 683         {
 684           state = S_FBWD;
 685           threadStart();
 686           return;
 687         }
 688         case S_STOP: // to S_STOP
 689         {
 690           video->stop();
 691           video->blank();
 692           audio->stop();
 693           video->reset();
 694           demuxer->reset();
 695           audio->systemMuteOff();
 696           state = S_STOP;
 697           return;
 698         }
 699         case S_JUMP: // to S_JUMP
 700         {
 701           state = S_PLAY;
 702           restartAtFrame(jumpFrame);
 703           return;
 704         }
 705         case S_JUMP_PI: // to S_JUMP_PI
 706         {
 707           restartAtFramePI(jumpFrame);
 708           return;
 709         }
 710       }
 711     }
 712     case S_FFWD: // from S_FFWD -----------------------------------
 713     {
 714       switch(toState)
 715       {
 716         case S_PLAY: // to S_PLAY
 717         {
 718           state = S_PLAY;
 719           ULONG stepback = (ULONG)(((double)USER_RESPONSE_TIME * ifactor) * fps / 1000.);
 720           if (stepback < currentFrameNumber)
 721             currentFrameNumber -= stepback;
 722           else
 723             currentFrameNumber = 0;
 724           restartAtFrame(currentFrameNumber);
 725           return;
 726         }
 727         case S_PAUSE_P: // to S_PAUSE_P
 728         {
 729           // can't occur
 730           return;
 731         }
 732         case S_PAUSE_I: // to S_PAUSE_I
 733         {
 734           threadStop();
 735           state = S_PAUSE_I;
 736           return;
 737         }
 738         case S_FFWD: // to S_FFWD
 739         {
 740           return;
 741         }
 742         case S_FBWD: // to S_FBWD
 743         {
 744           threadStop();
 745           state = S_FBWD;
 746           threadStart();
 747           return;
 748         }
 749         case S_STOP: // to S_STOP
 750         {
 751           threadStop();
 752           video->stop();
 753           video->blank();
 754           audio->stop();
 755           video->reset();
 756           demuxer->reset();
 757           state = S_STOP;
 758           return;
 759         }
 760         case S_JUMP: // to S_JUMP
 761         {
 762           state = S_PLAY;
 763           restartAtFrame(jumpFrame);
 764           return;
 765         }
 766         case S_JUMP_PI: // to S_JUMP_PI
 767         {
 768           threadStop();
 769           state = S_PAUSE_I;
 770           restartAtFramePI(jumpFrame);
 771           return;
 772         }
 773       }
 774     }
 775     case S_FBWD: // from S_FBWD -----------------------------------
 776     {
 777       switch(toState)
 778       {
 779         case S_PLAY: // to S_PLAY
 780         {
 781           state = S_PLAY;
 782           restartAtFrame(currentFrameNumber);
 783           return;
 784         }
 785         case S_PAUSE_P: // to S_PAUSE_P
 786         {
 787           // can't occur
 788           return;
 789         }
 790         case S_PAUSE_I: // to S_PAUSE_I
 791         {
 792           threadStop();
 793           state = S_PAUSE_I;
 794           return;
 795         }
 796         case S_FFWD: // to S_FFWD
 797         {
 798           threadStop();
 799           state = S_FFWD;
 800           threadStart();
 801           return;
 802         }
 803         case S_FBWD: // to S_FBWD
 804         {
 805           return;
 806         }
 807         case S_STOP: // to S_STOP
 808         {
 809           threadStop();
 810           video->stop();
 811           video->blank();
 812           audio->stop();
 813           video->reset();
 814           demuxer->reset();
 815           state = S_STOP;
 816           return;
 817         }
 818         case S_JUMP: // to S_JUMP
 819         {
 820           state = S_PLAY;
 821           restartAtFrame(jumpFrame);
 822           return;
 823         }
 824         case S_JUMP_PI: // to S_JUMP_PI
 825         {
 826           threadStop();
 827           state = S_PAUSE_I;
 828           restartAtFramePI(jumpFrame);
 829           return;
 830         }
 831       }
 832     }
 833     case S_STOP: // from S_STOP -----------------------------------
 834     {
 835       switch(toState)
 836       {
 837         case S_PLAY: // to S_PLAY
 838         {
 839           startup = true;
 840
 841           audio->reset();
 842           audio->setStreamType(Audio::MPEG2_PES);
 843           audio->systemMuteOff();
 844           video->reset();
 845           demuxer->reset();
 846           // FIXME use restartAtFrame here?
 847           if (currentFrameNumber > lengthFrames) currentFrameNumber = 0;
 848           demuxer->setFrameNum(currentFrameNumber);
 849           demuxer->seek();
 850           videoStartup = true;
 851           state = S_PLAY;
 852           threadStart();
 853           logger->log("Player", Log::DEBUG, "Immediate play");
 854           afeed.start();
 855           vfeed.start();
 856           tfeed.start();
 857           subtitles->start();
 858           video->sync();
 859           audio->sync();
 860           audio->play();
 861           video->pause();
 862           return;
 863         }
 864         case S_PAUSE_P: // to S_PAUSE_P
 865         {
 866           return;
 867         }
 868         case S_PAUSE_I: // to S_PAUSE_I
 869         {
 870           return;
 871         }
 872         case S_FFWD: // to S_FFWD
 873         {
 874           return;
 875         }
 876         case S_FBWD: // to S_FBWD
 877         {
 878           return;
 879         }
 880         case S_STOP: // to S_STOP
 881         {
 882           return;
 883         }
 884         case S_JUMP: // to S_JUMP
 885         {
 886           return;
 887         }
 888         case S_JUMP_PI: // to S_JUMP_PI
 889         {
 890           return;
 891         }
 892       }
 893     }
 894     // case S_JUMP cannot be a start state because it auto flips to play
 895     // case S_JUMP_PI cannot be a start state because it auto flips to S_PAUSE_I
 896   }
 897 }
 898
 899 // ----------------------------------- Internal functions
 900
 901 void Player::lock()
 902 {
 903 #ifndef WIN32
 904   pthread_mutex_lock(&mutex);
 905   logger->log("Player", Log::DEBUG, "LOCKED");
 906
 907 #else
 908    WaitForSingleObject(mutex, INFINITE);
 909 #endif
 910 }
 911
 912 void Player::unLock()
 913 {
 914 #ifndef WIN32
 915   logger->log("Player", Log::DEBUG, "UNLOCKING");
 916   pthread_mutex_unlock(&mutex);
 917 #else
 918    ReleaseMutex(mutex);
 919 #endif
 920 }
 921
 922 void Player::restartAtFrame(ULONG newFrame)
 923 {
 924   vfeed.stop();
 925   afeed.stop();
 926   tfeed.stop();
 927   subtitles->stop();
 928   threadStop();
 929   video->stop();
 930   video->reset();
 931   audio->reset();
 932   audio->setStreamType(Audio::MPEG2_PES);
 933   demuxer->flush();
 934   demuxer->seek();
 935   currentFrameNumber = newFrame;
 936   demuxer->setFrameNum(newFrame);
 937   videoStartup = true;
 938   afeed.start();
 939   tfeed.start();
 940   vfeed.start();
 941   subtitles->start();
 942   threadStart();
 943   audio->play();
 944   video->sync();
 945   audio->sync();
 946   audio->systemMuteOff();
 947   audio->doMuting();
 948 }
 949
 950
 951 void Player::restartAtFramePI(ULONG newFrame)
 952 {
 953   ULLONG filePos;
 954   ULONG nextiframeNumber;
 955   ULONG iframeLength;
 956   ULONG iframeNumber;
 957
 958   UCHAR* buffer;
 959   UINT amountReceived;
 960   UINT videoLength;
 961
 962   // newFrame could be anywhere, go forwards to next I-Frame
 963   if (!vdr->getNextIFrame(newFrame, 1, &filePos, &nextiframeNumber, &iframeLength)) return;
 964
 965   // Now step back a GOP. This ensures we go to the greatest I-Frame equal to or less than the requested frame
 966   vdr->getNextIFrame(nextiframeNumber, 0, &filePos, &iframeNumber, &iframeLength);
 967
 968   buffer = vdr->getBlock(filePos, iframeLength, &amountReceived);
 969   if (!vdr->isConnected())
 970   {
 971     if (buffer) free(buffer);
 972     doConnectionLost();
 973   }
 974   else
 975   {
 976     videoLength = demuxer->stripAudio(buffer, amountReceived);
 977     video->displayIFrame(buffer, videoLength);
 978     video->displayIFrame(buffer, videoLength); // If you do it twice, it works :)
 979     free(buffer);
 980     currentFrameNumber = iframeNumber;
 981   }
 982 }
 983
 984 void Player::doConnectionLost()
 985 {
 986   logger->log("Player", Log::DEBUG, "Connection lost, sending message");
 987   Message* m = new Message();
 988   m->to = messageReceiver;
 989   m->from = this;
 990   m->message = Message::PLAYER_EVENT;
 991   m->parameter.num = Player::CONNECTION_LOST;
 992   messageQueue->postMessage(m);
 993 }
 994
 995 // ----------------------------------- Callback
 996
 997 void Player::call(void* caller)
 998 {
 999   if (caller == demuxer)
1000   {
1001     logger->log("Player", Log::DEBUG, "Callback from demuxer");
1002
1003     if (video->getTVsize() == Video::ASPECT4X3)
1004     {
1005       logger->log("Player", Log::DEBUG, "TV is 4:3, ignoring aspect switching");
1006       return;
1007     }
1008
1009     int parx,pary;
1010     int dxCurrentAspect = demuxer->getAspectRatio(&parx,&pary);
1011     if (dxCurrentAspect == Demuxer::ASPECT_4_3)
1012     {
1013       logger->log("Player", Log::DEBUG, "Demuxer said video is 4:3 aspect, switching TV");
1014       video->setAspectRatio(Video::ASPECT4X3,parx,pary);
1015
1016       Message* m = new Message();
1017       m->from = this;
1018       m->to = messageReceiver;
1019       m->message = Message::PLAYER_EVENT;
1020       m->parameter.num = Player::ASPECT43;
1021       messageQueue->postMessageFromOuterSpace(m);
1022     }
1023     else if (dxCurrentAspect == Demuxer::ASPECT_16_9)
1024     {
1025       logger->log("Player", Log::DEBUG, "Demuxer said video is 16:9 aspect, switching TV");
1026       video->setAspectRatio(Video::ASPECT16X9,parx,pary);
1027
1028       Message* m = new Message();
1029       m->from = this;
1030       m->to = messageReceiver;
1031       m->message = Message::PLAYER_EVENT;
1032       m->parameter.num = Player::ASPECT169;
1033       messageQueue->postMessageFromOuterSpace(m);
1034     }
1035     else
1036     {
1037       logger->log("Player", Log::DEBUG, "Demuxer said video is something else... setting it anyway");
1038           video->setAspectRatio(dxCurrentAspect,parx,pary);
1039     }
1040
1041   }
1042   else
1043   {
1044     if (videoStartup)
1045     {
1046       videoStartup = false;
1047       video->reset();
1048       video->play();
1049       video->sync();
1050       vfeed.release();
1051       unLock();
1052     }
1053
1054     threadSignalNoLock();
1055   }
1056 }
1057
1058 // ----------------------------------- Feed thread
1059
1060 void Player::threadMethod()
1061 {
1062   // this method used to be simple, the only thing it does
1063   // is farm out to threadFeed Live/Play/Scan
1064   // All the guff is to support scan hitting one end
1065
1066   if ((state == S_FFWD) || (state == S_FBWD))
1067   {
1068     if (video->PTSIFramePlayback()) threadPTSFeedScan();
1069     else threadFeedScan();
1070     // if this returns then scan hit one end
1071     if (state == S_FFWD) // scan hit the end. stop
1072     {
1073       threadCheckExit();
1074       Message* m = new Message(); // Must be done after this thread finishes, and must break into master mutex
1075       m->to = messageReceiver;
1076       m->from = this;
1077       m->message = Message::PLAYER_EVENT;
1078       m->parameter.num = STOP_PLAYBACK;
1079       logger->log("Player", Log::DEBUG, "Posting message to %p...", messageQueue);
1080       messageQueue->postMessage(m);
1081       logger->log("Player", Log::DEBUG, "Message posted...");
1082       return;
1083     }
1084     // if execution gets to here, threadFeedScan hit the start, go to play mode
1085     state = S_PLAY;
1086     audio->reset();
1087     audio->setStreamType(Audio::MPEG2_PES);
1088     demuxer->flush();
1089     demuxer->seek();
1090     demuxer->setFrameNum(currentFrameNumber);
1091     videoStartup = true;
1092     afeed.start();
1093     tfeed.start();
1094     vfeed.start();
1095     subtitles->start();
1096     audio->play();
1097     audio->sync();
1098     audio->systemMuteOff();
1099     audio->doMuting();
1100   }
1101
1102   if (state == S_PLAY) threadFeedPlay();
1103 }
1104
1105 void Player::threadFeedPlay()
1106 {
1107   ULLONG feedPosition;
1108   UINT thisRead, writeLength, thisWrite, askFor;
1109   time_t lastRescan = time(NULL);
1110
1111   feedPosition = vdr->positionFromFrameNumber(currentFrameNumber);
1112   if (!vdr->isConnected()) { doConnectionLost(); return; }
1113   logger->log("Player", Log::DEBUG, "startFeedPlay: wantedframe %i goto %llu", currentFrameNumber, feedPosition);
1114
1115
1116   while(1)
1117   {
1118     thisRead = 0;
1119     writeLength = 0;
1120     thisWrite = 0;
1121
1122     threadCheckExit();
1123
1124     // If we havn't rescanned for a while..
1125     if ((lastRescan + 60) < time(NULL))
1126     {
1127       lengthBytes = vdr->rescanRecording(&lengthFrames);
1128       if (!vdr->isConnected()) { doConnectionLost(); return; }
1129       logger->log("Player", Log::DEBUG, "Rescanned and reset length: %llu", lengthBytes);
1130       lastRescan = time(NULL);
1131     }
1132
1133     if (feedPosition >= lengthBytes) break;  // finished playback
1134
1135     if (startup)
1136     {
1137       if (startupBlockSize > lengthBytes)
1138         askFor = lengthBytes; // is a very small recording!
1139       else
1140         askFor = startupBlockSize; // normal, but a startup sized block to detect all the audio streams
1141     }
1142     else
1143     {
1144       if ((feedPosition + blockSize) > lengthBytes) // last block of recording
1145         askFor = lengthBytes - feedPosition;
1146       else // normal
1147         askFor = blockSize;
1148     }
1149     //logger->log("Player", Log::DEBUG, "Get Block in");
1150
1151     threadBuffer = vdr->getBlock(feedPosition, askFor, &thisRead);
1152     //logger->log("Player", Log::DEBUG, "Get Block out");
1153
1154     feedPosition += thisRead;
1155
1156     if (!vdr->isConnected())
1157     {
1158       doConnectionLost();
1159       return;
1160     }
1161
1162     if (!threadBuffer) break;
1163
1164     if (startup)
1165     {
1166       int a_stream = demuxer->scan(threadBuffer, thisRead);
1167       demuxer->setAudioStream(a_stream);
1168       logger->log("Player", Log::DEBUG, "Startup Audio stream chosen %x", a_stream);
1169       startup = false;
1170     }
1171
1172     threadCheckExit();
1173
1174     while(writeLength < thisRead)
1175     {
1176       //logger->log("Player", Log::DEBUG, "Put in");
1177       thisWrite = demuxer->put(threadBuffer + writeLength, thisRead - writeLength);
1178       //logger->log("Player", Log::DEBUG, "Put out");
1179       writeLength += thisWrite;
1180
1181       if (!thisWrite)
1182       {
1183         // demuxer is full and can't take anymore
1184         threadLock();
1185         threadWaitForSignal();
1186         threadUnlock();
1187       }
1188
1189       threadCheckExit();
1190     }
1191
1192     free(threadBuffer);
1193     threadBuffer = NULL;
1194
1195   }
1196
1197   // end of recording
1198   logger->log("Player", Log::DEBUG, "Recording playback ends");
1199
1200   if (videoStartup) // oh woe. there never was a stream, I was conned!
1201   {
1202     videoStartup = false;
1203     unLock();
1204     MILLISLEEP(500); // I think this will solve a race
1205   }
1206
1207   threadCheckExit();
1208
1209
1210   Message* m = new Message(); // Must be done after this thread finishes, and must break into master mutex
1211   m->to = messageReceiver;
1212   m->from = this;
1213   m->message = Message::PLAYER_EVENT;
1214   m->parameter.num = Player::STOP_PLAYBACK;
1215   logger->log("Player", Log::DEBUG, "Posting message to %p...", messageQueue);
1216   messageQueue->postMessage(m);
1217 }
1218
1219
1220 void Player::threadPTSFeedScan()
1221 {
1222   // This method manipulates the PTS instead of waiting, this is for the android devices, maybe later for windows?
1223
1224   ULONG direction = 0;
1225   int dir_fac=-1;
1226   ULONG baseFrameNumber = 0;
1227   ULONG iframeNumber = 0;
1228   ULONG iframeLength = 0;
1229   ULONG currentfeedFrameNumber=currentFrameNumber;
1230   ULONG firstFrameNumber=currentFrameNumber;
1231   ULLONG filePos;
1232   UINT amountReceived;
1233   UINT videoLength;
1234
1235   UINT playtime=0;
1236
1237   int frameTimeOffset = 0; // Time in msec between frames
1238
1239   if (state == S_FFWD)
1240   {
1241     direction = 1; // and 0 for backward
1242     dir_fac = 1;
1243   }
1244   video->EnterIframePlayback();
1245
1246   while(1)
1247   {
1248     baseFrameNumber = currentfeedFrameNumber;
1249
1250     threadCheckExit();
1251     if (!vdr->getNextIFrame(baseFrameNumber, direction, &filePos, &iframeNumber, &iframeLength))
1252        return;
1253
1254     if (iframeNumber >= lengthFrames) return;
1255         // scan has got to the end of what we knew to be there before we started scanning
1256
1257     baseFrameNumber = iframeNumber;
1258
1259     frameTimeOffset =(int) ((double)(abs((int)iframeNumber - (int)currentfeedFrameNumber) * 1000) / (fps * (double)ifactor));
1260
1261     logger->log("Player", Log::DEBUG, "XXX Got frame");
1262
1263     threadBuffer = vdr->getBlock(filePos, iframeLength, &amountReceived);
1264
1265     if (!vdr->isConnected())
1266     {
1267       if (threadBuffer) free(threadBuffer);
1268       doConnectionLost();
1269       break;
1270     }
1271
1272
1273     threadCheckExit();
1274
1275
1276     videoLength = demuxer->stripAudio(threadBuffer, amountReceived);
1277     demuxer->changeTimes(threadBuffer,videoLength,playtime);
1278     int count=0;
1279     while (!video->displayIFrame(threadBuffer, videoLength)) // the device might block
1280     {
1281         MILLISLEEP(20);
1282         threadCheckExit();
1283         count++;
1284         if (count%300==0) {
1285                 ULLONG cur_time=video->getCurrentTimestamp();
1286         //       logger->log("Player", Log::ERR, "FFN: %d CFN: %d dirfac %d time %lld ifac %d fps %g",
1287                 //              firstFrameNumber, currentFrameNumber,dir_fac,cur_time,ifactor,fps);
1288                 if (cur_time!=0) {
1289                     currentFrameNumber=firstFrameNumber+(int)(((double)(dir_fac*((long long)cur_time)*((int)ifactor))*fps/90000.));
1290                 }
1291         }
1292
1293     }
1294     playtime +=frameTimeOffset;
1295     currentfeedFrameNumber = iframeNumber;
1296     {
1297                 ULLONG cur_time=video->getCurrentTimestamp();
1298         //       logger->log("Player", Log::ERR, "FFN: %d CFN: %d dirfac %d time %lld ifac %d fps %g",
1299                 //              firstFrameNumber, currentFrameNumber,dir_fac,cur_time,ifactor,fps);
1300                 if (cur_time!=0) {
1301                     currentFrameNumber=firstFrameNumber+(int)(((double)(dir_fac*((long long)cur_time)*((int)ifactor))*fps/90000.));
1302                 }
1303         }
1304
1305     free(threadBuffer);
1306     threadBuffer = NULL;
1307   }
1308 }
1309
1310
1311
1312 void Player::threadFeedScan()
1313 {
1314   // This method is actually really simple - get frame from vdr,
1315   // spit it at the video chip, wait for a time. Most of the code here
1316   // is to get the wait right so that the scan occurs at the correct rate.
1317
1318   ULONG direction = 0;
1319   ULONG baseFrameNumber = 0;
1320   ULONG iframeNumber = 0;
1321   ULONG iframeLength = 0;
1322   ULLONG filePos;
1323   UINT amountReceived;
1324   UINT videoLength;
1325
1326 #ifndef WIN32
1327   struct timeval clock0 = {0,0};  // Time stamp after fetching I-frame info
1328   struct timeval clock1 = {0,0};  // Time stamp after fetching I-frame data
1329   struct timeval clock2 = {0,0} ; // Time stamp after displaying I-frame
1330 #else
1331   DWORD clock0 = 0, clock1 = 0, clock2 = 0;
1332 #endif
1333
1334   int frameTimeOffset = 0; // Time in msec between frames
1335   int disp_msec = 0;  // Time taken to display data
1336   int total_msec = 0; // Time taken to fetch data and display it
1337   int sleepTime = 0;
1338
1339   if (state == S_FFWD) direction = 1; // and 0 for backward
1340
1341   while(1)
1342   {
1343     // Fetch I-frames until we get one that can be displayed in good time
1344     // Repeat while clock0 + total_msec > clock2 + frameTimeOffset
1345
1346     baseFrameNumber = currentFrameNumber;
1347     do
1348     {
1349       threadCheckExit();
1350       if (!vdr->getNextIFrame(baseFrameNumber, direction, &filePos, &iframeNumber, &iframeLength))
1351         return;
1352
1353       if (iframeNumber >= lengthFrames) return;
1354         // scan has got to the end of what we knew to be there before we started scanning
1355
1356       baseFrameNumber = iframeNumber;
1357       frameTimeOffset =(int) ((double)(abs((int)iframeNumber - (int)currentFrameNumber) * 1000) / (fps * (double)ifactor));
1358 #ifndef WIN32
1359       gettimeofday(&clock0, NULL);
1360 #else
1361       clock0 = timeGetTime();
1362 #endif
1363     }
1364 #ifndef WIN32
1365     while (clock2.tv_sec != 0 &&
1366           (clock0.tv_sec - clock2.tv_sec) * 1000 +
1367           (clock0.tv_usec - clock2.tv_usec) / 1000 > frameTimeOffset - total_msec);
1368 #else
1369     while (clock2 != 0 && clock0 + total_msec > clock2 + frameTimeOffset);
1370 #endif
1371     logger->log("Player", Log::DEBUG, "XXX Got frame");
1372
1373     threadBuffer = vdr->getBlock(filePos, iframeLength, &amountReceived);
1374
1375     if (!vdr->isConnected() || !amountReceived)
1376     {
1377       if (threadBuffer) free(threadBuffer);
1378       doConnectionLost();
1379       break;
1380     }
1381
1382 #ifndef WIN32
1383     gettimeofday(&clock1, NULL);
1384     if (clock2.tv_sec != 0)
1385       sleepTime = (clock2.tv_sec - clock1.tv_sec) * 1000
1386                 + (clock2.tv_usec - clock1.tv_usec) / 1000
1387                 + frameTimeOffset - disp_msec;
1388 #else
1389     clock1 = timeGetTime();
1390     if (clock2 != 0)
1391       sleepTime = clock2 + frameTimeOffset - disp_msec - clock1;
1392 #endif
1393     if (sleepTime < 0) sleepTime = 0;
1394     threadCheckExit();
1395     MILLISLEEP(sleepTime);
1396    logger->log("Player", Log::DEBUG, "XXX Slept for %d", sleepTime);
1397
1398     videoLength = demuxer->stripAudio(threadBuffer, amountReceived);
1399     video->displayIFrame(threadBuffer, videoLength);
1400     currentFrameNumber = iframeNumber;
1401     free(threadBuffer);
1402     threadBuffer = NULL;
1403
1404 #ifndef WIN32
1405     gettimeofday(&clock2, NULL);
1406     total_msec = (clock2.tv_sec - clock0.tv_sec) * 1000
1407                + (clock2.tv_usec - clock0.tv_usec) / 1000
1408                - sleepTime;
1409     disp_msec = (clock2.tv_sec - clock1.tv_sec) * 1000
1410               + (clock2.tv_usec - clock1.tv_usec) / 1000
1411               - sleepTime;
1412 #else
1413     clock2 = timeGetTime();
1414     total_msec = clock2 - clock0 - sleepTime;
1415     disp_msec = clock2 - clock1 - sleepTime;
1416 #endif
1417     logger->log("Player", Log::DEBUG, "XXX disp_msec = %4d total_msec = %4d", disp_msec, total_msec);
1418   }
1419 }
1420
1421 void Player::threadPostStopCleanup()
1422 {
1423   if (threadBuffer)
1424   {
1425     free(threadBuffer);
1426     threadBuffer = NULL;
1427   }
1428 }
1429
1430 // ----------------------------------- Dev
1431
1432 #ifdef DEV
1433 void Player::test1()
1434 {
1435   logger->log("Player", Log::DEBUG, "PLAYER TEST 1");
1436 }
1437
1438 void Player::test2()
1439 {
1440   logger->log("Player", Log::DEBUG, "PLAYER TEST 2");
1441 }
1442 #endif