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 <errno.h>
  30
  31         /* these are quite new... */
  32 #ifndef AUDIO_GET_PTS
  33 #define AUDIO_GET_PTS              _IOR('o', 19, __u64)
  34 #define VIDEO_GET_PTS              _IOR('o', 57, __u64)
  35 #endif
  36
  37 DEFINE_REF(eDVBAudio);
  38
  39 eDVBAudio::eDVBAudio(eDVBDemux *demux, int dev): m_demux(demux), m_dev(dev)
  40 {
  41         char filename[128];
  42 #if HAVE_DVB_API_VERSION < 3
  43         sprintf(filename, "/dev/dvb/card%d/audio%d", demux->adapter, dev);
  44 #else
  45         sprintf(filename, "/dev/dvb/adapter%d/audio%d", demux->adapter, dev);
  46 #endif
  47         m_fd = ::open(filename, O_RDWR);
  48         if (m_fd < 0)
  49                 eWarning("%s: %m", filename);
  50 #if HAVE_DVB_API_VERSION < 3
  51         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
  52 #else
  53         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
  54 #endif
  55         m_fd_demux = ::open(filename, O_RDWR);
  56         if (m_fd_demux < 0)
  57                 eWarning("%s: %m", filename);
  58 }
  59
  60 int eDVBAudio::startPid(int pid, int type)
  61 {
  62         if ((m_fd < 0) || (m_fd_demux < 0))
  63                 return -1;
  64         dmx_pes_filter_params pes;
  65
  66         pes.pid      = pid;
  67         pes.input    = DMX_IN_FRONTEND;
  68         pes.output   = DMX_OUT_DECODER;
  69         pes.pes_type = m_dev ? DMX_PES_AUDIO1 : DMX_PES_AUDIO0; /* FIXME */
  70         pes.flags    = 0;
  71         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
  72         {
  73                 eWarning("audio: DMX_SET_PES_FILTER: %m");
  74                 return -errno;
  75         }
  76         if (::ioctl(m_fd_demux, DMX_START) < 0)
  77         {
  78                 eWarning("audio: DMX_START: %m");
  79                 return -errno;
  80         }
  81
  82         int bypass = 0;
  83
  84         switch (type)
  85         {
  86         case aMPEG:
  87                 bypass = 1;
  88                 break;
  89         case aAC3:
  90                 bypass = 0;
  91                 break;
  92                 /*
  93         case aDTS:
  94                 bypass = 2;
  95                 break;
  96                 */
  97         }
  98
  99         if (::ioctl(m_fd, AUDIO_SET_BYPASS_MODE, bypass) < 0)
 100                 eWarning("audio: AUDIO_SET_BYPASS_MODE: %m");
 101
 102         if (::ioctl(m_fd, AUDIO_PLAY) < 0)
 103                 eWarning("audio: AUDIO_PLAY: %m");
 104         return 0;
 105 }
 106
 107 void eDVBAudio::stop()
 108 {
 109         if (::ioctl(m_fd, AUDIO_STOP) < 0)
 110                 eWarning("audio: AUDIO_STOP: %m");
 111 #if HAVE_DVB_API_VERSION > 2
 112         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 113                 eWarning("audio: DMX_STOP: %m");
 114 #endif
 115 }
 116
 117 #if HAVE_DVB_API_VERSION < 3
 118 void eDVBAudio::stopPid()
 119 {
 120         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 121                 eWarning("audio: DMX_STOP: %m");
 122 }
 123 #endif
 124
 125 void eDVBAudio::flush()
 126 {
 127         if (::ioctl(m_fd, AUDIO_CLEAR_BUFFER) < 0)
 128                 eDebug("audio: AUDIO_CLEAR_BUFFER: %m");
 129 }
 130
 131 void eDVBAudio::freeze()
 132 {
 133         if (::ioctl(m_fd, AUDIO_PAUSE) < 0)
 134                 eDebug("video: AUDIO_PAUSE: %m");
 135 }
 136
 137 void eDVBAudio::unfreeze()
 138 {
 139         if (::ioctl(m_fd, AUDIO_CONTINUE) < 0)
 140                 eDebug("video: AUDIO_CONTINUE: %m");
 141 }
 142
 143 void eDVBAudio::setChannel(int channel)
 144 {
 145         int val = AUDIO_STEREO;
 146         switch (channel)
 147         {
 148         case aMonoLeft: val = AUDIO_MONO_LEFT; break;
 149         case aMonoRight: val = AUDIO_MONO_RIGHT; break;
 150         default: break;
 151         }
 152         if (::ioctl(m_fd, AUDIO_CHANNEL_SELECT, val) < 0)
 153                 eDebug("video: AUDIO_CHANNEL_SELECT: %m");
 154 }
 155
 156 int eDVBAudio::getPTS(pts_t &now)
 157 {
 158         return ::ioctl(m_fd, AUDIO_GET_PTS, &now);
 159 }
 160
 161 eDVBAudio::~eDVBAudio()
 162 {
 163         if (m_fd >= 0)
 164                 ::close(m_fd);
 165         if (m_fd_demux >= 0)
 166                 ::close(m_fd_demux);
 167 }
 168
 169 DEFINE_REF(eDVBVideo);
 170
 171 eDVBVideo::eDVBVideo(eDVBDemux *demux, int dev): m_demux(demux), m_dev(dev)
 172 {
 173         char filename[128];
 174 #if HAVE_DVB_API_VERSION < 3
 175         sprintf(filename, "/dev/dvb/card%d/video%d", demux->adapter, dev);
 176 #else
 177         sprintf(filename, "/dev/dvb/adapter%d/video%d", demux->adapter, dev);
 178 #endif
 179         m_fd = ::open(filename, O_RDWR);
 180         if (m_fd < 0)
 181                 eWarning("%s: %m", filename);
 182         else
 183         {
 184                 m_sn = new eSocketNotifier(eApp, m_fd, eSocketNotifier::Priority);
 185                 CONNECT(m_sn->activated, eDVBVideo::video_event);
 186         }
 187         eDebug("Video Device: %s", filename);
 188 #if HAVE_DVB_API_VERSION < 3
 189         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 190 #else
 191         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 192 #endif
 193         m_fd_demux = ::open(filename, O_RDWR);
 194         if (m_fd_demux < 0)
 195                 eWarning("%s: %m", filename);
 196         eDebug("demux device: %s", filename);
 197 }
 198
 199 // not finally values i think.. !!
 200 #define VIDEO_STREAMTYPE_MPEG2 0
 201 #define VIDEO_STREAMTYPE_MPEG4_H264 1
 202
 203 int eDVBVideo::startPid(int pid, int type)
 204 {
 205         if ((m_fd < 0) || (m_fd_demux < 0))
 206                 return -1;
 207         dmx_pes_filter_params pes;
 208
 209         if (::ioctl(m_fd, VIDEO_SET_STREAMTYPE,
 210                 type == MPEG4_H264 ? VIDEO_STREAMTYPE_MPEG4_H264 : VIDEO_STREAMTYPE_MPEG2) < 0)
 211                 eWarning("video: VIDEO_SET_STREAMTYPE: %m");
 212
 213         pes.pid      = pid;
 214         pes.input    = DMX_IN_FRONTEND;
 215         pes.output   = DMX_OUT_DECODER;
 216         pes.pes_type = m_dev ? DMX_PES_VIDEO1 : DMX_PES_VIDEO0; /* FIXME */
 217         pes.flags    = 0;
 218         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 219         {
 220                 eWarning("video: DMX_SET_PES_FILTER: %m");
 221                 return -errno;
 222         }
 223         if (::ioctl(m_fd_demux, DMX_START) < 0)
 224         {
 225                 eWarning("video: DMX_START: %m");
 226                 return -errno;
 227         }
 228         if (::ioctl(m_fd, VIDEO_PLAY) < 0)
 229                 eWarning("video: VIDEO_PLAY: %m");
 230         return 0;
 231 }
 232
 233 void eDVBVideo::stop()
 234 {
 235 #if HAVE_DVB_API_VERSION > 2
 236         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 237                 eWarning("video: DMX_STOP: %m");
 238 #endif
 239         eDebug("VIDEO_STOP");
 240         if (::ioctl(m_fd, VIDEO_STOP, 1) < 0)
 241                 eWarning("video: VIDEO_STOP: %m");
 242 }
 243
 244 #if HAVE_DVB_API_VERSION < 3
 245 void eDVBVideo::stopPid()
 246 {
 247         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 248                 eWarning("video: DMX_STOP: %m");
 249 }
 250 #endif
 251
 252 void eDVBVideo::flush()
 253 {
 254         if (::ioctl(m_fd, VIDEO_CLEAR_BUFFER) < 0)
 255                 eDebug("video: VIDEO_CLEAR_BUFFER: %m");
 256 }
 257
 258 void eDVBVideo::freeze()
 259 {
 260         if (::ioctl(m_fd, VIDEO_FREEZE) < 0)
 261                 eDebug("video: VIDEO_FREEZE: %m");
 262 }
 263
 264 void eDVBVideo::unfreeze()
 265 {
 266         if (::ioctl(m_fd, VIDEO_CONTINUE) < 0)
 267                 eDebug("video: VIDEO_CONTINUE: %m");
 268 }
 269
 270 int eDVBVideo::setSlowMotion(int repeat)
 271 {
 272         m_is_slow_motion = repeat;
 273         return ::ioctl(m_fd, VIDEO_SLOWMOTION, repeat);
 274 }
 275
 276 int eDVBVideo::setFastForward(int skip)
 277 {
 278         m_is_fast_forward = skip;
 279         return ::ioctl(m_fd, VIDEO_FAST_FORWARD, skip);
 280 }
 281
 282 int eDVBVideo::getPTS(pts_t &now)
 283 {
 284         return ::ioctl(m_fd, VIDEO_GET_PTS, &now);
 285 }
 286
 287 eDVBVideo::~eDVBVideo()
 288 {
 289         if (m_sn)
 290                 delete m_sn;
 291         if (m_is_slow_motion)
 292                 setSlowMotion(0);
 293         if (m_is_fast_forward)
 294                 setFastForward(0);
 295         if (m_fd >= 0)
 296                 ::close(m_fd);
 297         if (m_fd_demux >= 0)
 298                 ::close(m_fd_demux);
 299 }
 300
 301 void eDVBVideo::video_event(int)
 302 {
 303 #if HAVE_DVB_API_VERSION >= 3
 304         struct video_event evt;
 305         if (::ioctl(m_fd, VIDEO_GET_EVENT, &evt) < 0)
 306                 eDebug("VIDEO_GET_EVENT failed(%m)");
 307         else
 308         {
 309                 if (evt.type == VIDEO_EVENT_SIZE_CHANGED)
 310                 {
 311                         struct iTSMPEGDecoder::videoEvent event;
 312                         event.type = iTSMPEGDecoder::videoEvent::eventSizeChanged;
 313                         event.aspect = evt.u.size.aspect_ratio;
 314                         event.height = evt.u.size.h;
 315                         event.width = evt.u.size.w;
 316                         /* emit */ m_event(event);
 317                 }
 318                 else
 319                         eDebug("unhandled DVBAPI Video Event %d", evt.type);
 320         }
 321 #else
 322 #warning "FIXMEE!! Video Events not implemented for old api"
 323 #endif
 324 }
 325
 326 RESULT eDVBVideo::connectEvent(const Slot1<void, struct iTSMPEGDecoder::videoEvent> &event, ePtr<eConnection> &conn)
 327 {
 328         conn = new eConnection(this, m_event.connect(event));
 329         return 0;
 330 }
 331
 332 DEFINE_REF(eDVBPCR);
 333
 334 eDVBPCR::eDVBPCR(eDVBDemux *demux): m_demux(demux)
 335 {
 336         char filename[128];
 337 #if HAVE_DVB_API_VERSION < 3
 338         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 339 #else
 340         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 341 #endif
 342         m_fd_demux = ::open(filename, O_RDWR);
 343         if (m_fd_demux < 0)
 344                 eWarning("%s: %m", filename);
 345 }
 346
 347 int eDVBPCR::startPid(int pid)
 348 {
 349         if (m_fd_demux < 0)
 350                 return -1;
 351         dmx_pes_filter_params pes;
 352
 353         pes.pid      = pid;
 354         pes.input    = DMX_IN_FRONTEND;
 355         pes.output   = DMX_OUT_DECODER;
 356         pes.pes_type = DMX_PES_PCR;
 357         pes.flags    = 0;
 358         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 359         {
 360                 eWarning("video: DMX_SET_PES_FILTER: %m");
 361                 return -errno;
 362         }
 363         if (::ioctl(m_fd_demux, DMX_START) < 0)
 364         {
 365                 eWarning("video: DMX_START: %m");
 366                 return -errno;
 367         }
 368         return 0;
 369 }
 370
 371 void eDVBPCR::stop()
 372 {
 373         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 374                 eWarning("video: DMX_STOP: %m");
 375 }
 376
 377 eDVBPCR::~eDVBPCR()
 378 {
 379         if (m_fd_demux >= 0)
 380                 ::close(m_fd_demux);
 381 }
 382
 383 DEFINE_REF(eDVBTText);
 384
 385 eDVBTText::eDVBTText(eDVBDemux *demux): m_demux(demux)
 386 {
 387         char filename[128];
 388 #if HAVE_DVB_API_VERSION < 3
 389         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 390 #else
 391         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 392 #endif
 393         m_fd_demux = ::open(filename, O_RDWR);
 394         if (m_fd_demux < 0)
 395                 eWarning("%s: %m", filename);
 396 }
 397
 398 int eDVBTText::startPid(int pid)
 399 {
 400         if (m_fd_demux < 0)
 401                 return -1;
 402         dmx_pes_filter_params pes;
 403
 404         pes.pid      = pid;
 405         pes.input    = DMX_IN_FRONTEND;
 406         pes.output   = DMX_OUT_DECODER;
 407         pes.pes_type = DMX_PES_TELETEXT;
 408         pes.flags    = 0;
 409         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 410         {
 411                 eWarning("video: DMX_SET_PES_FILTER: %m");
 412                 return -errno;
 413         }
 414         if (::ioctl(m_fd_demux, DMX_START) < 0)
 415         {
 416                 eWarning("video: DMX_START: %m");
 417                 return -errno;
 418         }
 419         return 0;
 420 }
 421
 422 void eDVBTText::stop()
 423 {
 424         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 425                 eWarning("video: DMX_STOP: %m");
 426 }
 427
 428 eDVBTText::~eDVBTText()
 429 {
 430         if (m_fd_demux >= 0)
 431                 ::close(m_fd_demux);
 432 }
 433
 434 DEFINE_REF(eTSMPEGDecoder);
 435
 436 int eTSMPEGDecoder::setState()
 437 {
 438         int res = 0;
 439
 440         int noaudio = m_is_sm || m_is_ff || m_is_trickmode;
 441         int nott = noaudio; /* actually same conditions */
 442
 443         if ((noaudio && m_audio) || (!m_audio && !noaudio))
 444                 m_changed |= changeAudio;
 445
 446         if ((nott && m_text) || (!m_text && !nott))
 447                 m_changed |= changeText;
 448
 449         bool changed = !!m_changed;
 450 #if HAVE_DVB_API_VERSION < 3
 451         if (m_changed & changeAudio && m_audio)
 452                 m_audio->stopPid();
 453         if (m_changed & changeVideo && m_video)
 454                 m_video->stopPid();
 455         if (m_changed & changePCR && m_pcr)
 456         {
 457                 m_pcr->stop();
 458                 m_pcr=0;
 459         }
 460         if (m_changed & changeAudio && m_audio)
 461         {
 462                 m_audio->stop();
 463                 m_audio=0;
 464         }
 465         if (m_changed & changeVideo && m_video)
 466         {
 467                 m_video->stop();
 468                 m_video=0;
 469         }
 470         if (m_changed & changePCR)
 471         {
 472                 m_pcr = new eDVBPCR(m_demux);
 473                 if (m_pcr->startPid(m_pcrpid))
 474                 {
 475                         eWarning("pcr: startpid failed!");
 476                         res = -1;
 477                 }
 478                 m_changed &= ~changePCR;
 479         }
 480         if (m_changed & changeVideo)
 481         {
 482                 m_video = new eDVBVideo(m_demux, m_decoder);
 483                 m_video->connectEvent(slot(*this, &eTSMPEGDecoder::video_event), m_video_event_conn);
 484                 if (m_video->startPid(m_vpid))
 485                 {
 486                         eWarning("video: startpid failed!");
 487                         res = -1;
 488                 }
 489                 m_changed &= ~changeVideo;
 490         }
 491         if (m_changed & changeAudio)
 492         {
 493                 m_audio = new eDVBAudio(m_demux, m_decoder);
 494                 if (m_audio->startPid(m_apid, m_atype))
 495                 {
 496                         eWarning("audio: startpid failed!");
 497                         res = -1;
 498                 }
 499                 m_changed &= ~changeAudio;
 500         }
 501 #else
 502         if (m_changed & changePCR)
 503         {
 504                 if (m_pcr)
 505                         m_pcr->stop();
 506                 m_pcr = 0;
 507                 if ((m_pcrpid >= 0) && (m_pcrpid < 0x1FFF))
 508                 {
 509                         m_pcr = new eDVBPCR(m_demux);
 510                         if (m_pcr->startPid(m_pcrpid))
 511                         {
 512                                 eWarning("pcr: startpid failed!");
 513                                 res = -1;
 514                         }
 515                 }
 516                 m_changed &= ~changePCR;
 517         }
 518         if (m_changed & changeVideo)
 519         {
 520                 eDebug("VIDEO CHANGED (to %04x)", m_vpid);
 521                 if (m_video)
 522                 {
 523                         eDebug("STOP");
 524                         m_video->stop();
 525                 }
 526                 m_video = 0;
 527                 if ((m_vpid >= 0) && (m_vpid < 0x1FFF))
 528                 {
 529                         eDebug("new video");
 530                         m_video = new eDVBVideo(m_demux, m_decoder);
 531                         m_video->connectEvent(slot(*this, &eTSMPEGDecoder::video_event), m_video_event_conn);
 532                         if (m_video->startPid(m_vpid, m_vtype))
 533                         {
 534                                 eWarning("video: startpid failed!");
 535                                 res = -1;
 536                         }
 537                 }
 538                 m_changed &= ~changeVideo;
 539         }
 540         if (m_changed & changeAudio)
 541         {
 542                 if (m_audio)
 543                         m_audio->stop();
 544                 m_audio = 0;
 545                 if ((m_apid >= 0) && (m_apid < 0x1FFF) && !noaudio)
 546                 {
 547                         m_audio = new eDVBAudio(m_demux, m_decoder);
 548                         if (m_audio->startPid(m_apid, m_atype))
 549                         {
 550                                 eWarning("audio: startpid failed!");
 551                                 res = -1;
 552                         }
 553                 }
 554                 m_changed &= ~changeAudio;
 555         }
 556         if (m_changed & changeText)
 557         {
 558                 if (m_text)
 559                         m_text->stop();
 560                 m_text = 0;
 561                 if ((m_textpid >= 0) && (m_textpid < 0x1FFF) && !nott)
 562                 {
 563                         m_text = new eDVBTText(m_demux);
 564                         if (m_text->startPid(m_textpid))
 565                         {
 566                                 eWarning("text: startpid failed!");
 567                                 res = -1;
 568                         }
 569                 }
 570                 m_changed &= ~changeText;
 571         }
 572 #endif
 573         if (changed && !m_video && m_audio && m_radio_pic.length())
 574                 showSinglePic(m_radio_pic.c_str());
 575
 576         return res;
 577 }
 578
 579 int eTSMPEGDecoder::m_pcm_delay=-1,
 580         eTSMPEGDecoder::m_ac3_delay=-1;
 581
 582 RESULT eTSMPEGDecoder::setPCMDelay(int delay)
 583 {
 584         if (m_decoder == 0 && delay != m_pcm_delay )
 585         {
 586                 FILE *fp = fopen("/proc/stb/audio/audio_delay_pcm", "w");
 587                 if (fp)
 588                 {
 589                         fprintf(fp, "%x", delay*90);
 590                         fclose(fp);
 591                         m_pcm_delay = delay;
 592                         return 0;
 593                 }
 594         }
 595         return -1;
 596 }
 597
 598 RESULT eTSMPEGDecoder::setAC3Delay(int delay)
 599 {
 600         if ( m_decoder == 0 && delay != m_ac3_delay )
 601         {
 602                 FILE *fp = fopen("/proc/stb/audio/audio_delay_bitstream", "w");
 603                 if (fp)
 604                 {
 605                         fprintf(fp, "%x", delay*90);
 606                         fclose(fp);
 607                         m_ac3_delay = delay;
 608                         return 0;
 609                 }
 610         }
 611         return -1;
 612 }
 613
 614 eTSMPEGDecoder::eTSMPEGDecoder(eDVBDemux *demux, int decoder): m_demux(demux), m_changed(0), m_decoder(decoder)
 615 {
 616         demux->connectEvent(slot(*this, &eTSMPEGDecoder::demux_event), m_demux_event_conn);
 617         m_is_ff = m_is_sm = m_is_trickmode = 0;
 618 }
 619
 620 eTSMPEGDecoder::~eTSMPEGDecoder()
 621 {
 622         m_vpid = m_apid = m_pcrpid = pidNone;
 623         m_changed = -1;
 624         setState();
 625 }
 626
 627 RESULT eTSMPEGDecoder::setVideoPID(int vpid, int type)
 628 {
 629         if (m_vpid != vpid)
 630         {
 631                 m_changed |= changeVideo;
 632                 m_vpid = vpid;
 633                 m_vtype = type;
 634         }
 635         return 0;
 636 }
 637
 638 RESULT eTSMPEGDecoder::setAudioPID(int apid, int type)
 639 {
 640         if ((m_apid != apid) || (m_atype != type))
 641         {
 642                 m_changed |= changeAudio;
 643                 m_atype = type;
 644                 m_apid = apid;
 645         }
 646         return 0;
 647 }
 648
 649 int eTSMPEGDecoder::m_audio_channel = -1;
 650
 651 RESULT eTSMPEGDecoder::setAudioChannel(int channel)
 652 {
 653         if (channel == -1)
 654                 channel = ac_stereo;
 655         if (m_decoder == 0 && m_audio_channel != channel)
 656         {
 657                 if (m_audio)
 658                 {
 659                         m_audio->setChannel(channel);
 660                         m_audio_channel=channel;
 661                 }
 662                 else
 663                         eDebug("eTSMPEGDecoder::setAudioChannel but no audio decoder exist");
 664         }
 665         return 0;
 666 }
 667
 668 int eTSMPEGDecoder::getAudioChannel()
 669 {
 670         return m_audio_channel == -1 ? ac_stereo : m_audio_channel;
 671 }
 672
 673 RESULT eTSMPEGDecoder::setSyncPCR(int pcrpid)
 674 {
 675         if (m_pcrpid != pcrpid)
 676         {
 677                 m_changed |= changePCR;
 678                 m_pcrpid = pcrpid;
 679         }
 680         return 0;
 681 }
 682
 683 RESULT eTSMPEGDecoder::setTextPID(int textpid)
 684 {
 685         if (m_textpid != textpid)
 686         {
 687                 m_changed |= changeText;
 688                 m_textpid = textpid;
 689         }
 690         return 0;
 691 }
 692
 693 RESULT eTSMPEGDecoder::setSyncMaster(int who)
 694 {
 695         return -1;
 696 }
 697
 698 RESULT eTSMPEGDecoder::start()
 699 {
 700         return setState();
 701 }
 702
 703 RESULT eTSMPEGDecoder::freeze(int cont)
 704 {
 705         if (m_video)
 706                 m_video->freeze();
 707
 708         if (m_audio)
 709                 m_audio->freeze();
 710
 711         return 0;
 712 }
 713
 714 RESULT eTSMPEGDecoder::unfreeze()
 715 {
 716         if (m_video)
 717                 m_video->unfreeze();
 718
 719         if (m_audio)
 720                 m_audio->unfreeze();
 721
 722         return 0;
 723 }
 724
 725 RESULT eTSMPEGDecoder::setSinglePictureMode(int when)
 726 {
 727         return -1;
 728 }
 729
 730 RESULT eTSMPEGDecoder::setPictureSkipMode(int what)
 731 {
 732         return -1;
 733 }
 734
 735 RESULT eTSMPEGDecoder::setFastForward(int frames_to_skip)
 736 {
 737         m_is_ff = frames_to_skip != 0;
 738
 739         setState();
 740
 741         if (m_video)
 742                 return m_video->setFastForward(frames_to_skip);
 743         else
 744                 return -1;
 745 }
 746
 747 RESULT eTSMPEGDecoder::setSlowMotion(int repeat)
 748 {
 749         m_is_sm = repeat != 0;
 750
 751         setState();
 752
 753         if (m_video)
 754                 return m_video->setSlowMotion(repeat);
 755         else
 756                 return -1;
 757 }
 758
 759 RESULT eTSMPEGDecoder::setZoom(int what)
 760 {
 761         return -1;
 762 }
 763
 764 RESULT eTSMPEGDecoder::flush()
 765 {
 766         if (m_audio)
 767                 m_audio->flush();
 768         if (m_video)
 769                 m_video->flush();
 770         return 0;
 771 }
 772
 773 void eTSMPEGDecoder::demux_event(int event)
 774 {
 775         switch (event)
 776         {
 777         case eDVBDemux::evtFlush:
 778                 flush();
 779                 break;
 780         default:
 781                 break;
 782         }
 783 }
 784
 785 RESULT eTSMPEGDecoder::setTrickmode(int what)
 786 {
 787         m_is_trickmode = what;
 788         setState();
 789         return 0;
 790 }
 791
 792 RESULT eTSMPEGDecoder::getPTS(int what, pts_t &pts)
 793 {
 794         if (what == 0) /* auto */
 795                 what = m_video ? 1 : 2;
 796
 797         if (what == 1) /* video */
 798         {
 799                 if (m_video)
 800                         return m_video->getPTS(pts);
 801                 else
 802                         return -1;
 803         }
 804
 805         if (what == 2) /* audio */
 806         {
 807                 if (m_audio)
 808                         return m_audio->getPTS(pts);
 809                 else
 810                         return -1;
 811         }
 812
 813         return -1;
 814 }
 815
 816 RESULT eTSMPEGDecoder::setRadioPic(const std::string &filename)
 817 {
 818         m_radio_pic = filename;
 819         return 0;
 820 }
 821
 822 RESULT eTSMPEGDecoder::showSinglePic(const char *filename)
 823 {
 824         if (m_decoder == 0)
 825         {
 826                 FILE *f = fopen(filename, "r");
 827                 if (f)
 828                 {
 829                         int vfd = open("/dev/dvb/adapter0/video0", O_RDWR);
 830                         if (vfd > 0)
 831                         {
 832                                 fseek(f, 0, SEEK_END);
 833                                 int length = ftell(f);
 834                                 unsigned char *buffer = new unsigned char[length*3+9];
 835                                 if (ioctl(vfd, VIDEO_FAST_FORWARD, 1) < 0)
 836                                         eDebug("VIDEO_FAST_FORWARD failed (%m)");
 837                                 if (ioctl(vfd, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY) < 0)
 838                                         eDebug("VIDEO_SELECT_SOURCE MEMORY failed (%m)");
 839                                 if (ioctl(vfd, VIDEO_PLAY) < 0)
 840                                         eDebug("VIDEO_PLAY failed (%m)");
 841                                 int cnt=0;
 842                                 int pos=0;
 843                                 while(cnt<3)
 844                                 {
 845                                         int rd;
 846                                         fseek(f, 0, SEEK_SET);
 847                                         while(1)
 848                                         {
 849                                                 if (!cnt)
 850                                                 {
 851                                                         buffer[pos++]=0;
 852                                                         buffer[pos++]=0;
 853                                                         buffer[pos++]=1;
 854                                                         buffer[pos++]=0xE0;
 855                                                         buffer[pos++]=(length*3)>>8;
 856                                                         buffer[pos++]=(length*3)&0xFF;
 857                                                         buffer[pos++]=0x80;
 858                                                         buffer[pos++]=0;
 859                                                         buffer[pos++]=0;
 860                                                 }
 861                                                 rd = fread(buffer+pos, 1, length, f);
 862                                                 if (rd > 0)
 863                                                         pos += rd;
 864                                                 else
 865                                                         break;
 866                                         }
 867                                         ++cnt;
 868                                 }
 869                                 write(vfd, buffer, pos);
 870                                 usleep(75000);  // i dont like this.. but i dont have a better solution :(
 871                                 if (ioctl(vfd, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_DEMUX) < 0)
 872                                         eDebug("VIDEO_SELECT_SOURCE DEMUX failed (%m)");
 873                                 if (ioctl(vfd, VIDEO_FAST_FORWARD, 0) < 0)
 874                                         eDebug("VIDEO_FAST_FORWARD failed (%m)");
 875                                 close(vfd);
 876                                 delete [] buffer;
 877                         }
 878                         fclose(f);
 879                 }
 880                 else
 881                 {
 882                         eDebug("couldnt open %s", filename);
 883                         return -1;
 884                 }
 885         }
 886         else
 887         {
 888                 eDebug("only show single pics on first decoder");
 889                 return -1;
 890         }
 891         return 0;
 892 }
 893
 894 RESULT eTSMPEGDecoder::connectVideoEvent(const Slot1<void, struct videoEvent> &event, ePtr<eConnection> &conn)
 895 {
 896         conn = new eConnection(this, m_video_event.connect(event));
 897         return 0;
 898 }
 899
 900 void eTSMPEGDecoder::video_event(struct videoEvent event)
 901 {
 902         /* emit */ m_video_event(event);
 903 }
 904