lib/dvb/decoder.cpp

   1 #include <lib/base/ebase.h>
   2 #include <lib/base/eerror.h>
   3 #include <lib/dvb/decoder.h>
   4 #if HAVE_DVB_API_VERSION < 3
   5 #define audioStatus audio_status
   6 #define videoStatus video_status
   7 #define pesType pes_type
   8 #define playState play_state
   9 #define audioStreamSource_t audio_stream_source_t
  10 #define videoStreamSource_t video_stream_source_t
  11 #define streamSource stream_source
  12 #define dmxPesFilterParams dmx_pes_filter_params
  13 #define DMX_PES_VIDEO0 DMX_PES_VIDEO
  14 #define DMX_PES_AUDIO0 DMX_PES_AUDIO
  15 #define DMX_PES_VIDEO1 DMX_PES_VIDEO
  16 #define DMX_PES_AUDIO1 DMX_PES_AUDIO
  17 #include <ost/dmx.h>
  18 #include <ost/video.h>
  19 #include <ost/audio.h>
  20 #else
  21 #include <linux/dvb/audio.h>
  22 #include <linux/dvb/video.h>
  23 #include <linux/dvb/dmx.h>
  24 #endif
  25
  26 #include <unistd.h>
  27 #include <fcntl.h>
  28 #include <sys/ioctl.h>
  29 #include <sys/types.h>
  30 #include <sys/stat.h>
  31 #include <errno.h>
  32
  33         /* these are quite new... */
  34 #ifndef AUDIO_GET_PTS
  35 #define AUDIO_GET_PTS              _IOR('o', 19, __u64)
  36 #define VIDEO_GET_PTS              _IOR('o', 57, __u64)
  37 #endif
  38
  39 DEFINE_REF(eDVBAudio);
  40
  41 eDVBAudio::eDVBAudio(eDVBDemux *demux, int dev)
  42         :m_demux(demux), m_dev(dev), m_is_freezed(0)
  43 {
  44         char filename[128];
  45 #if HAVE_DVB_API_VERSION < 3
  46         sprintf(filename, "/dev/dvb/card%d/audio%d", demux->adapter, dev);
  47 #else
  48         sprintf(filename, "/dev/dvb/adapter%d/audio%d", demux->adapter, dev);
  49 #endif
  50         m_fd = ::open(filename, O_RDWR);
  51         if (m_fd < 0)
  52                 eWarning("%s: %m", filename);
  53 #if HAVE_DVB_API_VERSION < 3
  54         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
  55 #else
  56         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
  57 #endif
  58         m_fd_demux = ::open(filename, O_RDWR);
  59         if (m_fd_demux < 0)
  60                 eWarning("%s: %m", filename);
  61 }
  62
  63 #if HAVE_DVB_API_VERSION < 3
  64 int eDVBAudio::setPid(int pid, int type)
  65 {
  66         if ((m_fd < 0) || (m_fd_demux < 0))
  67                 return -1;
  68
  69         int bypass = 0;
  70
  71         switch (type)
  72         {
  73         case aMPEG:
  74                 bypass = 1;
  75                 break;
  76         case aAC3:
  77                 bypass = 0;
  78                 break;
  79                 /*
  80         case aDTS:
  81                 bypass = 2;
  82                 break;
  83                 */
  84         }
  85
  86         if (::ioctl(m_fd, AUDIO_SET_BYPASS_MODE, bypass) < 0)
  87                 eDebug("failed (%m)");
  88
  89         dmx_pes_filter_params pes;
  90
  91         pes.pid      = pid;
  92         pes.input    = DMX_IN_FRONTEND;
  93         pes.output   = DMX_OUT_DECODER;
  94         pes.pes_type = m_dev ? DMX_PES_AUDIO1 : DMX_PES_AUDIO0; /* FIXME */
  95         pes.flags    = 0;
  96         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - audio - ", pid);
  97         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
  98         {
  99                 eDebug("failed (%m)");
 100                 return -errno;
 101         }
 102         eDebug("ok");
 103
 104         return 0;
 105 }
 106
 107 int eDVBAudio::startPid()
 108 {
 109         eDebugNoNewLine("DEMUX_START - audio - ");
 110         if (::ioctl(m_fd_demux, DMX_START) < 0)
 111         {
 112                 eDebug("failed (%m)");
 113                 return -errno;
 114         }
 115         eDebug("ok");
 116         return 0;
 117 }
 118
 119 int eDVBAudio::start()
 120 {
 121         eDebugNoNewLine("AUDIO_PLAY - ");
 122         if (::ioctl(m_fd, AUDIO_PLAY) < 0)
 123         {
 124                 eDebug("failed (%m)");
 125                 return -errno;
 126         }
 127         eDebug("ok");
 128         return 0;
 129 }
 130
 131 int eDVBAudio::stopPid()
 132 {
 133         eDebugNoNewLine("DEMUX_STOP - audio - ");
 134         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 135         {
 136                 eDebug("failed (%m)");
 137                 return -errno;
 138         }
 139         eDebug("ok");
 140         return 0;
 141 }
 142
 143 int eDVBAudio::setAVSync(int val)
 144 {
 145         eDebugNoNewLine("AUDIO_SET_AV_SYNC - ");
 146         if (::ioctl(m_fd, AUDIO_SET_AV_SYNC, val) < 0)
 147         {
 148                 eDebug("failed (%m)");
 149                 return -errno;
 150         }
 151         eDebug("ok");
 152         return 0;
 153 }
 154 #else
 155 int eDVBAudio::startPid(int pid, int type)
 156 {
 157         if ((m_fd < 0) || (m_fd_demux < 0))
 158                 return -1;
 159         dmx_pes_filter_params pes;
 160
 161         pes.pid      = pid;
 162         pes.input    = DMX_IN_FRONTEND;
 163         pes.output   = DMX_OUT_DECODER;
 164         pes.pes_type = m_dev ? DMX_PES_AUDIO1 : DMX_PES_AUDIO0; /* FIXME */
 165         pes.flags    = 0;
 166         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - audio - ", pid);
 167         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 168         {
 169                 eDebug("failed (%m)");
 170                 return -errno;
 171         }
 172         eDebug("ok");
 173         eDebugNoNewLine("DEMUX_START - audio - ");
 174         if (::ioctl(m_fd_demux, DMX_START) < 0)
 175         {
 176                 eDebug("failed (%m)");
 177                 return -errno;
 178         }
 179         eDebug("ok");
 180         int bypass = 0;
 181
 182         switch (type)
 183         {
 184         case aMPEG:
 185                 bypass = 1;
 186                 break;
 187         case aAC3:
 188                 bypass = 0;
 189                 break;
 190                 /*
 191         case aDTS:
 192                 bypass = 2;
 193                 break;
 194                 */
 195         }
 196
 197         eDebugNoNewLine("AUDIO_SET_BYPASS - ");
 198         if (::ioctl(m_fd, AUDIO_SET_BYPASS_MODE, bypass) < 0)
 199                 eDebug("failed (%m)");
 200         else
 201                 eDebug("ok");
 202         freeze();
 203
 204         eDebugNoNewLine("AUDIO_PLAY - ");
 205         if (::ioctl(m_fd, AUDIO_PLAY) < 0)
 206                 eDebug("failed (%m)");
 207         else
 208                 eDebug("ok");
 209         return 0;
 210 }
 211 #endif
 212
 213 void eDVBAudio::stop()
 214 {
 215 #if HAVE_DVB_API_VERSION > 2
 216         flush();
 217 #endif
 218         eDebugNoNewLine("AUDIO_STOP - ");
 219         if (::ioctl(m_fd, AUDIO_STOP) < 0)
 220                 eDebug("failed (%m)");
 221         else
 222                 eDebug("ok");
 223 #if HAVE_DVB_API_VERSION > 2
 224         eDebugNoNewLine("DEMUX_STOP - audio - ");
 225         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 226                 eDebug("failed (%m)");
 227         else
 228                 eDebug("ok");
 229 #endif
 230 }
 231
 232 void eDVBAudio::flush()
 233 {
 234         eDebugNoNewLine("AUDIO_CLEAR_BUFFER - ");
 235         if (::ioctl(m_fd, AUDIO_CLEAR_BUFFER) < 0)
 236                 eDebug("failed (%m)");
 237         else
 238                 eDebug("ok");
 239 }
 240
 241 void eDVBAudio::freeze()
 242 {
 243         if (!m_is_freezed)
 244         {
 245                 eDebugNoNewLine("AUDIO_PAUSE - ");
 246                 if (::ioctl(m_fd, AUDIO_PAUSE) < 0)
 247                         eDebug("failed (%m)");
 248                 else
 249                         eDebug("ok");
 250                 m_is_freezed=1;
 251         }
 252 }
 253
 254 void eDVBAudio::unfreeze()
 255 {
 256         if (m_is_freezed)
 257         {
 258                 eDebugNoNewLine("AUDIO_CONTINUE - ");
 259                 if (::ioctl(m_fd, AUDIO_CONTINUE) < 0)
 260                         eDebug("failed (%m)");
 261                 else
 262                         eDebug("ok");
 263                 m_is_freezed=0;
 264         }
 265 }
 266
 267 void eDVBAudio::setChannel(int channel)
 268 {
 269         int val = AUDIO_STEREO;
 270         switch (channel)
 271         {
 272         case aMonoLeft: val = AUDIO_MONO_LEFT; break;
 273         case aMonoRight: val = AUDIO_MONO_RIGHT; break;
 274         default: break;
 275         }
 276         eDebugNoNewLine("AUDIO_CHANNEL_SELECT(%d) - ", val);
 277         if (::ioctl(m_fd, AUDIO_CHANNEL_SELECT, val) < 0)
 278                 eDebug("failed (%m)");
 279         else
 280                 eDebug("ok");
 281 }
 282
 283 int eDVBAudio::getPTS(pts_t &now)
 284 {
 285         if (::ioctl(m_fd, AUDIO_GET_PTS, &now) < 0)
 286                 eDebug("AUDIO_GET_PTS failed (%m)");
 287         return 0;
 288 }
 289
 290 eDVBAudio::~eDVBAudio()
 291 {
 292         unfreeze();
 293         if (m_fd >= 0)
 294                 ::close(m_fd);
 295         if (m_fd_demux >= 0)
 296                 ::close(m_fd_demux);
 297 }
 298
 299 DEFINE_REF(eDVBVideo);
 300
 301 eDVBVideo::eDVBVideo(eDVBDemux *demux, int dev)
 302         :m_demux(demux), m_dev(dev), m_is_slow_motion(0), m_is_fast_forward(0), m_is_freezed(0)
 303 {
 304         char filename[128];
 305 #if HAVE_DVB_API_VERSION < 3
 306         sprintf(filename, "/dev/dvb/card%d/video%d", demux->adapter, dev);
 307         m_fd_video = ::open("/dev/video", O_RDWR);
 308         if (m_fd_video < 0)
 309                 eWarning("/dev/video: %m");
 310 #else
 311         sprintf(filename, "/dev/dvb/adapter%d/video%d", demux->adapter, dev);
 312 #endif
 313         m_fd = ::open(filename, O_RDWR);
 314         if (m_fd < 0)
 315                 eWarning("%s: %m", filename);
 316         else
 317         {
 318                 m_sn = new eSocketNotifier(eApp, m_fd, eSocketNotifier::Priority);
 319                 CONNECT(m_sn->activated, eDVBVideo::video_event);
 320         }
 321         eDebug("Video Device: %s", filename);
 322 #if HAVE_DVB_API_VERSION < 3
 323         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 324 #else
 325         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 326 #endif
 327         m_fd_demux = ::open(filename, O_RDWR);
 328         if (m_fd_demux < 0)
 329                 eWarning("%s: %m", filename);
 330         eDebug("demux device: %s", filename);
 331 }
 332
 333 // not finally values i think.. !!
 334 #define VIDEO_STREAMTYPE_MPEG2 0
 335 #define VIDEO_STREAMTYPE_MPEG4_H264 1
 336
 337 #if HAVE_DVB_API_VERSION < 3
 338 int eDVBVideo::setPid(int pid)
 339 {
 340         if ((m_fd < 0) || (m_fd_demux < 0))
 341                 return -1;
 342         dmx_pes_filter_params pes;
 343
 344         pes.pid      = pid;
 345         pes.input    = DMX_IN_FRONTEND;
 346         pes.output   = DMX_OUT_DECODER;
 347         pes.pes_type = m_dev ? DMX_PES_VIDEO1 : DMX_PES_VIDEO0; /* FIXME */
 348         pes.flags    = 0;
 349         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - video - ", pid);
 350         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 351         {
 352                 eDebug("failed (%m)");
 353                 return -errno;
 354         }
 355         eDebug("ok");
 356         return 0;
 357 }
 358
 359 int eDVBVideo::startPid()
 360 {
 361         eDebugNoNewLine("DEMUX_START - video - ");
 362         if (::ioctl(m_fd_demux, DMX_START) < 0)
 363         {
 364                 eDebug("failed (%m)");
 365                 return -errno;
 366         }
 367         eDebug("ok");
 368         return 0;
 369 }
 370
 371 int eDVBVideo::start()
 372 {
 373         eDebugNoNewLine("VIDEO_PLAY - ");
 374         if (::ioctl(m_fd, VIDEO_PLAY) < 0)
 375         {
 376                 eDebug("failed (%m)");
 377                 return -errno;
 378         }
 379         eDebug("ok");
 380         return 0;
 381 }
 382
 383 int eDVBVideo::stopPid()
 384 {
 385         eDebugNoNewLine("DEMUX_STOP - video - ");
 386         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 387         {
 388                 eDebug("failed (%m)");
 389                 return -errno;
 390         }
 391         eDebug("ok");
 392         return 0;
 393 }
 394 #else
 395 int eDVBVideo::startPid(int pid, int type)
 396 {
 397         if ((m_fd < 0) || (m_fd_demux < 0))
 398                 return -1;
 399         dmx_pes_filter_params pes;
 400
 401         eDebugNoNewLine("VIDEO_SET_STREAMTYPE %d - ",type == MPEG4_H264 ? VIDEO_STREAMTYPE_MPEG4_H264 : VIDEO_STREAMTYPE_MPEG2);
 402         if (::ioctl(m_fd, VIDEO_SET_STREAMTYPE,
 403                 type == MPEG4_H264 ? VIDEO_STREAMTYPE_MPEG4_H264 : VIDEO_STREAMTYPE_MPEG2) < 0)
 404                 eDebug("failed (%m)");
 405         else
 406                 eDebug("ok");
 407
 408         pes.pid      = pid;
 409         pes.input    = DMX_IN_FRONTEND;
 410         pes.output   = DMX_OUT_DECODER;
 411         pes.pes_type = m_dev ? DMX_PES_VIDEO1 : DMX_PES_VIDEO0; /* FIXME */
 412         pes.flags    = 0;
 413         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - video - ", pid);
 414         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 415         {
 416                 eDebug("failed (%m)");
 417                 return -errno;
 418         }
 419         eDebug("ok");
 420         eDebugNoNewLine("DEMUX_START - video - ");
 421         if (::ioctl(m_fd_demux, DMX_START) < 0)
 422         {
 423                 eDebug("failed (%m)");
 424                 return -errno;
 425         }
 426         eDebug("ok");
 427         freeze();
 428         eDebugNoNewLine("VIDEO_PLAY - ");
 429         if (::ioctl(m_fd, VIDEO_PLAY) < 0)
 430                 eDebug("failed (%m)");
 431         else
 432                 eDebug("ok");
 433         return 0;
 434 }
 435 #endif
 436
 437 void eDVBVideo::stop()
 438 {
 439 #if HAVE_DVB_API_VERSION > 2
 440         eDebugNoNewLine("DEMUX_STOP - video - ");
 441         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 442                 eDebug("failed (%m)");
 443         else
 444                 eDebug("ok");
 445 #endif
 446         eDebugNoNewLine("VIDEO_STOP - ");
 447         if (::ioctl(m_fd, VIDEO_STOP, 1) < 0)
 448                 eDebug("failed (%m)");
 449         else
 450                 eDebug("ok");
 451 }
 452
 453 void eDVBVideo::flush()
 454 {
 455         eDebugNoNewLine("VIDEO_CLEAR_BUFFER - ");
 456         if (::ioctl(m_fd, VIDEO_CLEAR_BUFFER) < 0)
 457                 eDebug("failed (%m)");
 458         else
 459                 eDebug("ok");
 460 }
 461
 462 void eDVBVideo::freeze()
 463 {
 464         if (!m_is_freezed)
 465         {
 466                 eDebugNoNewLine("VIDEO_FREEZE - ");
 467                 if (::ioctl(m_fd, VIDEO_FREEZE) < 0)
 468                         eDebug("failed (%m)");
 469                 else
 470                         eDebug("ok");
 471                 m_is_freezed=1;
 472         }
 473 }
 474
 475 void eDVBVideo::unfreeze()
 476 {
 477         if (m_is_freezed)
 478         {
 479                 eDebugNoNewLine("VIDEO_CONTINUE - ");
 480                 if (::ioctl(m_fd, VIDEO_CONTINUE) < 0)
 481                         eDebug("failed (%m)");
 482                 else
 483                         eDebug("ok");
 484                 m_is_freezed=0;
 485         }
 486 }
 487
 488 int eDVBVideo::setSlowMotion(int repeat)
 489 {
 490         eDebugNoNewLine("VIDEO_SLOWMOTION - ");
 491         m_is_slow_motion = repeat;
 492         int ret = ::ioctl(m_fd, VIDEO_SLOWMOTION, repeat);
 493         if (ret < 0)
 494                 eDebug("failed(%m)");
 495         else
 496                 eDebug("ok");
 497         return ret;
 498 }
 499
 500 int eDVBVideo::setFastForward(int skip)
 501 {
 502         eDebugNoNewLine("VIDEO_FAST_FORWARD - ");
 503         m_is_fast_forward = skip;
 504         int ret = ::ioctl(m_fd, VIDEO_FAST_FORWARD, skip);
 505         if (ret < 0)
 506                 eDebug("failed(%m)");
 507         else
 508                 eDebug("ok");
 509         return ret;
 510 }
 511
 512 int eDVBVideo::getPTS(pts_t &now)
 513 {
 514 #if HAVE_DVB_API_VERSION < 3
 515         #define VIDEO_GET_PTS_OLD           _IOR('o', 1, unsigned int*)
 516         unsigned int pts;
 517         int ret = ::ioctl(m_fd_video, VIDEO_GET_PTS_OLD, &pts);
 518         now = pts;
 519         now *= 2;
 520 #else
 521         int ret = ::ioctl(m_fd, VIDEO_GET_PTS, &now);
 522 #endif
 523         if (ret < 0)
 524                 eDebug("VIDEO_GET_PTS failed(%m)");
 525         return ret;
 526 }
 527
 528 eDVBVideo::~eDVBVideo()
 529 {
 530         if (m_sn)
 531                 delete m_sn;
 532         if (m_is_slow_motion)
 533                 setSlowMotion(0);
 534         if (m_is_fast_forward)
 535                 setFastForward(0);
 536         unfreeze();
 537         if (m_fd >= 0)
 538                 ::close(m_fd);
 539         if (m_fd_demux >= 0)
 540                 ::close(m_fd_demux);
 541 #if HAVE_DVB_API_VERSION < 3
 542         if (m_fd_video >= 0)
 543                 ::close(m_fd_video);
 544 #endif
 545 }
 546
 547 void eDVBVideo::video_event(int)
 548 {
 549 #if HAVE_DVB_API_VERSION >= 3
 550         struct video_event evt;
 551         eDebugNoNewLine("VIDEO_GET_EVENT - ");
 552         if (::ioctl(m_fd, VIDEO_GET_EVENT, &evt) < 0)
 553                 eDebug("failed (%m)");
 554         else
 555         {
 556                 eDebug("ok");
 557                 if (evt.type == VIDEO_EVENT_SIZE_CHANGED)
 558                 {
 559                         struct iTSMPEGDecoder::videoEvent event;
 560                         event.type = iTSMPEGDecoder::videoEvent::eventSizeChanged;
 561                         event.aspect = evt.u.size.aspect_ratio;
 562                         event.height = evt.u.size.h;
 563                         event.width = evt.u.size.w;
 564                         /* emit */ m_event(event);
 565                 }
 566                 else if (evt.type == VIDEO_EVENT_FRAME_RATE_CHANGED)
 567                 {
 568                         struct iTSMPEGDecoder::videoEvent event;
 569                         event.type = iTSMPEGDecoder::videoEvent::eventFrameRateChanged;
 570                         event.framerate = evt.u.frame_rate;
 571                         /* emit */ m_event(event);
 572                 }
 573                 else if (evt.type == 16 /*VIDEO_EVENT_PROGRESSIVE_CHANGED*/)
 574                 {
 575                         struct iTSMPEGDecoder::videoEvent event;
 576                         event.type = iTSMPEGDecoder::videoEvent::eventProgressiveChanged;
 577                         event.progressive = evt.u.frame_rate;
 578                         /* emit */ m_event(event);
 579                 }
 580                 else
 581                         eDebug("unhandled DVBAPI Video Event %d", evt.type);
 582         }
 583 #else
 584 #warning "FIXMEE!! Video Events not implemented for old api"
 585 #endif
 586 }
 587
 588 RESULT eDVBVideo::connectEvent(const Slot1<void, struct iTSMPEGDecoder::videoEvent> &event, ePtr<eConnection> &conn)
 589 {
 590         conn = new eConnection(this, m_event.connect(event));
 591         return 0;
 592 }
 593
 594 DEFINE_REF(eDVBPCR);
 595
 596 eDVBPCR::eDVBPCR(eDVBDemux *demux): m_demux(demux)
 597 {
 598         char filename[128];
 599 #if HAVE_DVB_API_VERSION < 3
 600         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 601 #else
 602         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 603 #endif
 604         m_fd_demux = ::open(filename, O_RDWR);
 605         if (m_fd_demux < 0)
 606                 eWarning("%s: %m", filename);
 607 }
 608
 609 #if HAVE_DVB_API_VERSION < 3
 610 int eDVBPCR::setPid(int pid)
 611 {
 612         if (m_fd_demux < 0)
 613                 return -1;
 614         dmx_pes_filter_params pes;
 615
 616         pes.pid      = pid;
 617         pes.input    = DMX_IN_FRONTEND;
 618         pes.output   = DMX_OUT_DECODER;
 619         pes.pes_type = DMX_PES_PCR;
 620         pes.flags    = 0;
 621
 622         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - pcr - ", pid);
 623         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 624         {
 625                 eDebug("failed (%m)");
 626                 return -errno;
 627         }
 628         eDebug("ok");
 629         return 0;
 630 }
 631
 632 int eDVBPCR::startPid()
 633 {
 634         if (m_fd_demux < 0)
 635                 return -1;
 636         eDebugNoNewLine("DEMUX_START - pcr - ");
 637         if (::ioctl(m_fd_demux, DMX_START) < 0)
 638         {
 639                 eDebug("failed (%m)");
 640                 return -errno;
 641         }
 642         eDebug("ok");
 643         return 0;
 644 }
 645 #else
 646 int eDVBPCR::startPid(int pid)
 647 {
 648         if (m_fd_demux < 0)
 649                 return -1;
 650         dmx_pes_filter_params pes;
 651
 652         pes.pid      = pid;
 653         pes.input    = DMX_IN_FRONTEND;
 654         pes.output   = DMX_OUT_DECODER;
 655         pes.pes_type = DMX_PES_PCR;
 656         pes.flags    = 0;
 657         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - pcr - ", pid);
 658         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 659         {
 660                 eDebug("failed (%m)");
 661                 return -errno;
 662         }
 663         eDebug("ok");
 664         eDebugNoNewLine("DEMUX_START - pcr - ");
 665         if (::ioctl(m_fd_demux, DMX_START) < 0)
 666         {
 667                 eDebug("failed (%m)");
 668                 return -errno;
 669         }
 670         eDebug("ok");
 671         return 0;
 672 }
 673 #endif
 674
 675 void eDVBPCR::stop()
 676 {
 677         eDebugNoNewLine("DEMUX_STOP - pcr - ");
 678         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 679                 eDebug("failed(%m)");
 680         else
 681                 eDebug("ok");
 682 }
 683
 684 eDVBPCR::~eDVBPCR()
 685 {
 686         if (m_fd_demux >= 0)
 687                 ::close(m_fd_demux);
 688 }
 689
 690 DEFINE_REF(eDVBTText);
 691
 692 eDVBTText::eDVBTText(eDVBDemux *demux): m_demux(demux)
 693 {
 694         char filename[128];
 695 #if HAVE_DVB_API_VERSION < 3
 696         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 697 #else
 698         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 699 #endif
 700         m_fd_demux = ::open(filename, O_RDWR);
 701         if (m_fd_demux < 0)
 702                 eWarning("%s: %m", filename);
 703 }
 704
 705 int eDVBTText::startPid(int pid)
 706 {
 707         if (m_fd_demux < 0)
 708                 return -1;
 709         dmx_pes_filter_params pes;
 710
 711         pes.pid      = pid;
 712         pes.input    = DMX_IN_FRONTEND;
 713         pes.output   = DMX_OUT_DECODER;
 714         pes.pes_type = DMX_PES_TELETEXT;
 715         pes.flags    = 0;
 716
 717         eDebugNoNewLine("DMX_SET_PES_FILTER(0x%02x) - ttx - ", pid);
 718         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 719         {
 720                 eDebug("failed(%m)");
 721                 return -errno;
 722         }
 723         eDebug("ok");
 724         eDebugNoNewLine("DEMUX_START - pcr - ");
 725         if (::ioctl(m_fd_demux, DMX_START) < 0)
 726         {
 727                 eDebug("failed(%m)");
 728                 return -errno;
 729         }
 730         eDebug("ok");
 731         return 0;
 732 }
 733
 734 void eDVBTText::stop()
 735 {
 736         eDebugNoNewLine("DEMUX_STOP - ttx - ");
 737         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 738                 eDebug("failed(%m)");
 739         else
 740                 eDebug("ok");
 741 }
 742
 743 eDVBTText::~eDVBTText()
 744 {
 745         if (m_fd_demux >= 0)
 746                 ::close(m_fd_demux);
 747 }
 748
 749 DEFINE_REF(eTSMPEGDecoder);
 750
 751 int eTSMPEGDecoder::setState()
 752 {
 753         int res = 0;
 754
 755         int noaudio = m_is_sm || m_is_ff || m_is_trickmode;
 756         int nott = noaudio; /* actually same conditions */
 757
 758         if ((noaudio && m_audio) || (!m_audio && !noaudio))
 759                 m_changed |= changeAudio;
 760
 761         if ((nott && m_text) || (!m_text && !nott))
 762                 m_changed |= changeText;
 763
 764         bool changed = !!m_changed;
 765 #if HAVE_DVB_API_VERSION < 3
 766         bool checkAVSync = m_changed & (changeAudio|changeVideo|changePCR);
 767         if (m_changed & changeAudio && m_audio)
 768                 m_audio->stopPid();
 769         if (m_changed & changeVideo && m_video)
 770                 m_video->stopPid();
 771         if (m_changed & changePCR && m_pcr)
 772         {
 773                 m_pcr->stop();
 774                 m_pcr=0;
 775                 if (!(m_pcrpid >= 0 && m_pcrpid < 0x1ff))
 776                         m_changed &= ~changePCR;
 777         }
 778         if (m_changed & changeAudio && m_audio)
 779         {
 780                 m_audio->stop();
 781                 m_audio=0;
 782                 if (!(m_apid >= 0 && m_apid < 0x1ff))
 783                         m_changed &= ~changeAudio;
 784         }
 785         if (m_changed & changeVideo && m_video)
 786         {
 787                 m_video->stop();
 788                 m_video=0;
 789                 m_video_event_conn=0;
 790                 if (!(m_vpid >= 0 && m_vpid < 0x1ff))
 791                         m_changed &= ~changeVideo;
 792         }
 793         if (m_changed & changeVideo)
 794         {
 795                 m_video = new eDVBVideo(m_demux, m_decoder);
 796                 m_video->connectEvent(slot(*this, &eTSMPEGDecoder::video_event), m_video_event_conn);
 797                 if (m_video->setPid(m_vpid))
 798                         res -1;
 799         }
 800         if (m_changed & changePCR)
 801         {
 802                 m_pcr = new eDVBPCR(m_demux);
 803                 if (m_pcr->setPid(m_pcrpid))
 804                         res = -1;
 805         }
 806         if (m_changed & changeAudio)
 807         {
 808                 m_audio = new eDVBAudio(m_demux, m_decoder);
 809                 if (m_audio->setPid(m_apid, m_atype))
 810                         res = -1;
 811         }
 812         if (m_changed & changePCR)
 813         {
 814                 if (m_pcr->startPid())
 815                         res = -1;
 816                 m_changed &= ~changePCR;
 817         }
 818         else if (checkAVSync && m_audio && m_video)
 819         {
 820                 if (m_audio->setAVSync(1))
 821                         res = -1;
 822         }
 823         if (m_changed & changeVideo)
 824         {
 825                 if (m_video->startPid() || m_video->start())
 826                         res = -1;
 827                 m_changed &= ~changeVideo;
 828         }
 829         if (m_changed & changeAudio)
 830         {
 831                 if (m_audio->start() || m_audio->startPid())
 832                         res = -1;
 833                 m_changed &= ~changeAudio;
 834         }
 835 #else
 836         if (m_changed & changePCR)
 837         {
 838                 if (m_pcr)
 839                         m_pcr->stop();
 840                 m_pcr = 0;
 841                 if ((m_pcrpid >= 0) && (m_pcrpid < 0x1FFF))
 842                 {
 843                         m_pcr = new eDVBPCR(m_demux);
 844                         if (m_pcr->startPid(m_pcrpid))
 845                                 res = -1;
 846                 }
 847                 m_changed &= ~changePCR;
 848         }
 849         if (m_changed & changeVideo)
 850         {
 851                 eDebug("VIDEO CHANGED (to %04x)", m_vpid);
 852                 if (m_video)
 853                 {
 854                         m_video->stop();
 855                         m_video = 0;
 856                         m_video_event_conn = 0;
 857                 }
 858                 if ((m_vpid >= 0) && (m_vpid < 0x1FFF))
 859                 {
 860                         m_video = new eDVBVideo(m_demux, m_decoder);
 861                         m_video->connectEvent(slot(*this, &eTSMPEGDecoder::video_event), m_video_event_conn);
 862                         if (m_video->startPid(m_vpid, m_vtype))
 863                                 res = -1;
 864                 }
 865                 m_changed &= ~changeVideo;
 866         }
 867         if (m_changed & changeAudio)
 868         {
 869                 if (m_audio)
 870                         m_audio->stop();
 871                 m_audio = 0;
 872                 if ((m_apid >= 0) && (m_apid < 0x1FFF) && !noaudio)
 873                 {
 874                         m_audio = new eDVBAudio(m_demux, m_decoder);
 875                         if (m_audio->startPid(m_apid, m_atype))
 876                                 res = -1;
 877                 }
 878                 m_changed &= ~changeAudio;
 879         }
 880         if (m_changed & changeText)
 881         {
 882                 if (m_text)
 883                         m_text->stop();
 884                 m_text = 0;
 885                 if ((m_textpid >= 0) && (m_textpid < 0x1FFF) && !nott)
 886                 {
 887                         m_text = new eDVBTText(m_demux);
 888                         if (m_text->startPid(m_textpid))
 889                                 res = -1;
 890                 }
 891                 m_changed &= ~changeText;
 892         }
 893 #endif
 894         if (changed && !m_video && m_audio && m_radio_pic.length())
 895                 showSinglePic(m_radio_pic.c_str());
 896
 897         return res;
 898 }
 899
 900 int eTSMPEGDecoder::m_pcm_delay=-1,
 901         eTSMPEGDecoder::m_ac3_delay=-1;
 902
 903 RESULT eTSMPEGDecoder::setPCMDelay(int delay)
 904 {
 905         if (m_decoder == 0 && delay != m_pcm_delay )
 906         {
 907                 FILE *fp = fopen("/proc/stb/audio/audio_delay_pcm", "w");
 908                 if (fp)
 909                 {
 910                         fprintf(fp, "%x", delay*90);
 911                         fclose(fp);
 912                         m_pcm_delay = delay;
 913                         return 0;
 914                 }
 915         }
 916         return -1;
 917 }
 918
 919 RESULT eTSMPEGDecoder::setAC3Delay(int delay)
 920 {
 921         if ( m_decoder == 0 && delay != m_ac3_delay )
 922         {
 923                 FILE *fp = fopen("/proc/stb/audio/audio_delay_bitstream", "w");
 924                 if (fp)
 925                 {
 926                         fprintf(fp, "%x", delay*90);
 927                         fclose(fp);
 928                         m_ac3_delay = delay;
 929                         return 0;
 930                 }
 931         }
 932         return -1;
 933 }
 934
 935 eTSMPEGDecoder::eTSMPEGDecoder(eDVBDemux *demux, int decoder)
 936         :m_demux(demux), m_changed(0), m_decoder(decoder), m_video_clip_fd(-1), m_showSinglePicTimer(eApp)
 937 {
 938         demux->connectEvent(slot(*this, &eTSMPEGDecoder::demux_event), m_demux_event_conn);
 939         CONNECT(m_showSinglePicTimer.timeout, eTSMPEGDecoder::finishShowSinglePic);
 940         m_is_ff = m_is_sm = m_is_trickmode = 0;
 941 }
 942
 943 eTSMPEGDecoder::~eTSMPEGDecoder()
 944 {
 945         finishShowSinglePic();
 946         m_vpid = m_apid = m_pcrpid = m_textpid = pidNone;
 947         m_changed = -1;
 948         setState();
 949 }
 950
 951 RESULT eTSMPEGDecoder::setVideoPID(int vpid, int type)
 952 {
 953         if (m_vpid != vpid)
 954         {
 955                 m_changed |= changeVideo;
 956                 m_vpid = vpid;
 957                 m_vtype = type;
 958         }
 959         return 0;
 960 }
 961
 962 RESULT eTSMPEGDecoder::setAudioPID(int apid, int type)
 963 {
 964         if ((m_apid != apid) || (m_atype != type))
 965         {
 966                 m_changed |= changeAudio;
 967                 m_atype = type;
 968                 m_apid = apid;
 969         }
 970         return 0;
 971 }
 972
 973 int eTSMPEGDecoder::m_audio_channel = -1;
 974
 975 RESULT eTSMPEGDecoder::setAudioChannel(int channel)
 976 {
 977         if (channel == -1)
 978                 channel = ac_stereo;
 979         if (m_decoder == 0 && m_audio_channel != channel)
 980         {
 981                 if (m_audio)
 982                 {
 983                         m_audio->setChannel(channel);
 984                         m_audio_channel=channel;
 985                 }
 986                 else
 987                         eDebug("eTSMPEGDecoder::setAudioChannel but no audio decoder exist");
 988         }
 989         return 0;
 990 }
 991
 992 int eTSMPEGDecoder::getAudioChannel()
 993 {
 994         return m_audio_channel == -1 ? ac_stereo : m_audio_channel;
 995 }
 996
 997 RESULT eTSMPEGDecoder::setSyncPCR(int pcrpid)
 998 {
 999         if (m_pcrpid != pcrpid)
1000         {
1001                 m_changed |= changePCR;
1002                 m_pcrpid = pcrpid;
1003         }
1004         return 0;
1005 }
1006
1007 RESULT eTSMPEGDecoder::setTextPID(int textpid)
1008 {
1009         if (m_textpid != textpid)
1010         {
1011                 m_changed |= changeText;
1012                 m_textpid = textpid;
1013         }
1014         return 0;
1015 }
1016
1017 RESULT eTSMPEGDecoder::setSyncMaster(int who)
1018 {
1019         return -1;
1020 }
1021
1022 RESULT eTSMPEGDecoder::start()
1023 {
1024         RESULT r;
1025         r = setState();
1026         if (r)
1027                 return r;
1028         return unfreeze();
1029 }
1030
1031         /* preroll is start in freezed mode. */
1032 RESULT eTSMPEGDecoder::preroll()
1033 {
1034         return setState();
1035 }
1036
1037 RESULT eTSMPEGDecoder::freeze(int cont)
1038 {
1039         if (m_video)
1040                 m_video->freeze();
1041
1042         if (m_audio)
1043                 m_audio->freeze();
1044
1045         return 0;
1046 }
1047
1048 RESULT eTSMPEGDecoder::unfreeze()
1049 {
1050         if (m_video)
1051                 m_video->unfreeze();
1052
1053         if (m_audio)
1054                 m_audio->unfreeze();
1055
1056         return 0;
1057 }
1058
1059 RESULT eTSMPEGDecoder::setSinglePictureMode(int when)
1060 {
1061         return -1;
1062 }
1063
1064 RESULT eTSMPEGDecoder::setPictureSkipMode(int what)
1065 {
1066         return -1;
1067 }
1068
1069 RESULT eTSMPEGDecoder::setFastForward(int frames_to_skip)
1070 {
1071         m_is_ff = frames_to_skip != 0;
1072
1073         setState();
1074
1075         if (m_video)
1076                 return m_video->setFastForward(frames_to_skip);
1077         else
1078                 return -1;
1079 }
1080
1081 RESULT eTSMPEGDecoder::setSlowMotion(int repeat)
1082 {
1083         m_is_sm = repeat != 0;
1084
1085         setState();
1086
1087         if (m_video)
1088                 return m_video->setSlowMotion(repeat);
1089         else
1090                 return -1;
1091 }
1092
1093 RESULT eTSMPEGDecoder::setZoom(int what)
1094 {
1095         return -1;
1096 }
1097
1098 RESULT eTSMPEGDecoder::flush()
1099 {
1100         if (m_audio)
1101                 m_audio->flush();
1102         if (m_video)
1103                 m_video->flush();
1104         return 0;
1105 }
1106
1107 void eTSMPEGDecoder::demux_event(int event)
1108 {
1109         switch (event)
1110         {
1111         case eDVBDemux::evtFlush:
1112                 flush();
1113                 break;
1114         default:
1115                 break;
1116         }
1117 }
1118
1119 RESULT eTSMPEGDecoder::setTrickmode(int what)
1120 {
1121         m_is_trickmode = what;
1122         setState();
1123         return 0;
1124 }
1125
1126 RESULT eTSMPEGDecoder::getPTS(int what, pts_t &pts)
1127 {
1128         if (what == 0) /* auto */
1129                 what = m_video ? 1 : 2;
1130
1131         if (what == 1) /* video */
1132         {
1133                 if (m_video)
1134                         return m_video->getPTS(pts);
1135                 else
1136                         return -1;
1137         }
1138
1139         if (what == 2) /* audio */
1140         {
1141                 if (m_audio)
1142                         return m_audio->getPTS(pts);
1143                 else
1144                         return -1;
1145         }
1146
1147         return -1;
1148 }
1149
1150 RESULT eTSMPEGDecoder::setRadioPic(const std::string &filename)
1151 {
1152         m_radio_pic = filename;
1153         return 0;
1154 }
1155
1156 RESULT eTSMPEGDecoder::showSinglePic(const char *filename)
1157 {
1158         if (m_decoder == 0)
1159         {
1160                 eDebug("showSinglePic %s", filename);
1161                 int f = open(filename, O_RDONLY);
1162                 if (f >= 0)
1163                 {
1164                         struct stat s;
1165                         fstat(f, &s);
1166                         if (m_video_clip_fd == -1)
1167                                 m_video_clip_fd = open("/dev/dvb/adapter0/video0", O_WRONLY|O_NONBLOCK);
1168                         if (m_video_clip_fd >= 0)
1169                         {
1170                                 bool seq_end_avail = false;
1171                                 size_t pos=0;
1172                                 unsigned char pes_header[] = { 0x00, 0x00, 0x01, 0xE0, 0x00, 0x00, 0x80, 0x00, 0x00 };
1173                                 unsigned char seq_end[] = { 0x00, 0x00, 0x01, 0xB7 };
1174                                 unsigned char iframe[s.st_size];
1175                                 unsigned char stuffing[8192];
1176                                 memset(stuffing, 0, 8192);
1177                                 read(f, iframe, s.st_size);
1178                                 if (ioctl(m_video_clip_fd, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY) < 0)
1179                                         eDebug("VIDEO_SELECT_SOURCE MEMORY failed (%m)");
1180                                 if (ioctl(m_video_clip_fd, VIDEO_PLAY) < 0)
1181                                         eDebug("VIDEO_PLAY failed (%m)");
1182                                 if (::ioctl(m_video_clip_fd, VIDEO_CONTINUE) < 0)
1183                                         eDebug("video: VIDEO_CONTINUE: %m");
1184                                 if (::ioctl(m_video_clip_fd, VIDEO_CLEAR_BUFFER) < 0)
1185                                         eDebug("video: VIDEO_CLEAR_BUFFER: %m");
1186                                 while(pos <= (s.st_size-4) && !(seq_end_avail = (!iframe[pos] && !iframe[pos+1] && iframe[pos+2] == 1 && iframe[pos+3] == 0xB7)))
1187                                         ++pos;
1188                                 if ((iframe[3] >> 4) != 0xE) // no pes header
1189                                         write(m_video_clip_fd, pes_header, sizeof(pes_header));
1190                                 write(m_video_clip_fd, iframe, s.st_size);
1191                                 if (!seq_end_avail)
1192                                         write(m_video_clip_fd, seq_end, sizeof(seq_end));
1193                                 write(m_video_clip_fd, stuffing, 8192);
1194                                 m_showSinglePicTimer.start(150, true);
1195                         }
1196                         close(f);
1197                 }
1198                 else
1199                 {
1200                         eDebug("couldnt open %s", filename);
1201                         return -1;
1202                 }
1203         }
1204         else
1205         {
1206                 eDebug("only show single pics on first decoder");
1207                 return -1;
1208         }
1209         return 0;
1210 }
1211
1212 void eTSMPEGDecoder::finishShowSinglePic()
1213 {
1214         if (m_video_clip_fd >= 0)
1215         {
1216                 if (ioctl(m_video_clip_fd, VIDEO_STOP, 0) < 0)
1217                         eDebug("VIDEO_STOP failed (%m)");
1218                 if (ioctl(m_video_clip_fd, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_DEMUX) < 0)
1219                                 eDebug("VIDEO_SELECT_SOURCE DEMUX failed (%m)");
1220                 close(m_video_clip_fd);
1221                 m_video_clip_fd = -1;
1222         }
1223 }
1224
1225 RESULT eTSMPEGDecoder::connectVideoEvent(const Slot1<void, struct videoEvent> &event, ePtr<eConnection> &conn)
1226 {
1227         conn = new eConnection(this, m_video_event.connect(event));
1228         return 0;
1229 }
1230
1231 void eTSMPEGDecoder::video_event(struct videoEvent event)
1232 {
1233         /* emit */ m_video_event(event);
1234 }