lib/dvb/decoder.cpp

   1 #include <lib/base/eerror.h>
   2 #include <lib/dvb/decoder.h>
   3 #if HAVE_DVB_API_VERSION < 3
   4 #define audioStatus audio_status
   5 #define videoStatus video_status
   6 #define pesType pes_type
   7 #define playState play_state
   8 #define audioStreamSource_t audio_stream_source_t
   9 #define videoStreamSource_t video_stream_source_t
  10 #define streamSource stream_source
  11 #define dmxPesFilterParams dmx_pes_filter_params
  12 #define DMX_PES_VIDEO DMX_PES_VIDEO0
  13 #define DMX_PES_AUDIO DMX_PES_AUDIO0
  14 #include <ost/dmx.h>
  15 #include <ost/video.h>
  16 #include <ost/audio.h>
  17 #else
  18 #include <linux/dvb/audio.h>
  19 #include <linux/dvb/video.h>
  20 #include <linux/dvb/dmx.h>
  21 #endif
  22
  23 #include <unistd.h>
  24 #include <fcntl.h>
  25 #include <sys/ioctl.h>
  26 #include <errno.h>
  27
  28         /* these are quite new... */
  29 #ifndef AUDIO_GET_PTS
  30 #define AUDIO_GET_PTS              _IOR('o', 19, __u64)
  31 #define VIDEO_GET_PTS              _IOR('o', 57, __u64)
  32 #endif
  33
  34 DEFINE_REF(eDVBAudio);
  35
  36 eDVBAudio::eDVBAudio(eDVBDemux *demux, int dev): m_demux(demux), m_dev(dev)
  37 {
  38         char filename[128];
  39 #if HAVE_DVB_API_VERSION < 3
  40         sprintf(filename, "/dev/dvb/card%d/audio%d", demux->adapter, dev);
  41 #else
  42         sprintf(filename, "/dev/dvb/adapter%d/audio%d", demux->adapter, dev);
  43 #endif
  44         m_fd = ::open(filename, O_RDWR);
  45         if (m_fd < 0)
  46                 eWarning("%s: %m", filename);
  47 #if HAVE_DVB_API_VERSION < 3
  48         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
  49 #else
  50         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
  51 #endif
  52         m_fd_demux = ::open(filename, O_RDWR);
  53         if (m_fd_demux < 0)
  54                 eWarning("%s: %m", filename);
  55 }
  56
  57 int eDVBAudio::startPid(int pid, int type)
  58 {
  59         if ((m_fd < 0) || (m_fd_demux < 0))
  60                 return -1;
  61         dmx_pes_filter_params pes;
  62
  63         pes.pid      = pid;
  64         pes.input    = DMX_IN_FRONTEND;
  65         pes.output   = DMX_OUT_DECODER;
  66         pes.pes_type = m_dev ? DMX_PES_AUDIO1 : DMX_PES_AUDIO0; /* FIXME */
  67         pes.flags    = 0;
  68         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
  69         {
  70                 eWarning("audio: DMX_SET_PES_FILTER: %m");
  71                 return -errno;
  72         }
  73         if (::ioctl(m_fd_demux, DMX_START) < 0)
  74         {
  75                 eWarning("audio: DMX_START: %m");
  76                 return -errno;
  77         }
  78
  79         int bypass = 0;
  80
  81         switch (type)
  82         {
  83         case aMPEG:
  84                 bypass = 1;
  85                 break;
  86         case aAC3:
  87                 bypass = 0;
  88                 break;
  89                 /*
  90         case aDTS:
  91                 bypass = 2;
  92                 break;
  93                 */
  94         }
  95
  96         if (::ioctl(m_fd, AUDIO_SET_BYPASS_MODE, bypass) < 0)
  97                 eWarning("audio: AUDIO_SET_BYPASS_MODE: %m");
  98
  99         if (::ioctl(m_fd, AUDIO_PLAY) < 0)
 100                 eWarning("audio: AUDIO_PLAY: %m");
 101         return 0;
 102 }
 103
 104 void eDVBAudio::stop()
 105 {
 106         if (::ioctl(m_fd, AUDIO_STOP) < 0)
 107                 eWarning("audio: AUDIO_STOP: %m");
 108 #if HAVE_DVB_API_VERSION > 2
 109         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 110                 eWarning("audio: DMX_STOP: %m");
 111 #endif
 112 }
 113
 114 #if HAVE_DVB_API_VERSION < 3
 115 void eDVBAudio::stopPid()
 116 {
 117         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 118                 eWarning("audio: DMX_STOP: %m");
 119 }
 120 #endif
 121
 122 void eDVBAudio::flush()
 123 {
 124         if (::ioctl(m_fd, AUDIO_CLEAR_BUFFER) < 0)
 125                 eDebug("audio: AUDIO_CLEAR_BUFFER: %m");
 126 }
 127
 128 void eDVBAudio::freeze()
 129 {
 130         if (::ioctl(m_fd, AUDIO_PAUSE) < 0)
 131                 eDebug("video: AUDIO_PAUSE: %m");
 132 }
 133
 134 void eDVBAudio::unfreeze()
 135 {
 136         if (::ioctl(m_fd, AUDIO_CONTINUE) < 0)
 137                 eDebug("video: AUDIO_CONTINUE: %m");
 138 }
 139
 140 void eDVBAudio::setChannel(int channel)
 141 {
 142         int val = AUDIO_STEREO;
 143         switch (channel)
 144         {
 145         case aMonoLeft: val = AUDIO_MONO_LEFT; break;
 146         case aMonoRight: val = AUDIO_MONO_RIGHT; break;
 147         default: break;
 148         }
 149         if (::ioctl(m_fd, AUDIO_CHANNEL_SELECT, val) < 0)
 150                 eDebug("video: AUDIO_CHANNEL_SELECT: %m");
 151 }
 152
 153 int eDVBAudio::getPTS(pts_t &now)
 154 {
 155         return ::ioctl(m_fd, AUDIO_GET_PTS, &now);
 156 }
 157
 158 eDVBAudio::~eDVBAudio()
 159 {
 160         if (m_fd >= 0)
 161                 ::close(m_fd);
 162         if (m_fd_demux >= 0)
 163                 ::close(m_fd_demux);
 164 }
 165
 166 DEFINE_REF(eDVBVideo);
 167
 168 eDVBVideo::eDVBVideo(eDVBDemux *demux, int dev): m_demux(demux), m_dev(dev)
 169 {
 170         char filename[128];
 171 #if HAVE_DVB_API_VERSION < 3
 172         sprintf(filename, "/dev/dvb/card%d/video%d", demux->adapter, dev);
 173 #else
 174         sprintf(filename, "/dev/dvb/adapter%d/video%d", demux->adapter, dev);
 175 #endif
 176         m_fd = ::open(filename, O_RDWR);
 177         if (m_fd < 0)
 178                 eWarning("%s: %m", filename);
 179
 180         eDebug("Video Device: %s", filename);
 181 #if HAVE_DVB_API_VERSION < 3
 182         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 183 #else
 184         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 185 #endif
 186         m_fd_demux = ::open(filename, O_RDWR);
 187         if (m_fd_demux < 0)
 188                 eWarning("%s: %m", filename);
 189         eDebug("demux device: %s", filename);
 190 }
 191
 192 // not finally values i think.. !!
 193 #define VIDEO_STREAMTYPE_MPEG2 0
 194 #define VIDEO_STREAMTYPE_MPEG4_H264 1
 195
 196 int eDVBVideo::startPid(int pid, int type)
 197 {
 198         if ((m_fd < 0) || (m_fd_demux < 0))
 199                 return -1;
 200         dmx_pes_filter_params pes;
 201
 202         if (::ioctl(m_fd, VIDEO_SET_STREAMTYPE,
 203                 type == MPEG4_H264 ? VIDEO_STREAMTYPE_MPEG4_H264 : VIDEO_STREAMTYPE_MPEG2) < 0)
 204                 eWarning("video: VIDEO_SET_STREAMTYPE: %m");
 205
 206         pes.pid      = pid;
 207         pes.input    = DMX_IN_FRONTEND;
 208         pes.output   = DMX_OUT_DECODER;
 209         pes.pes_type = m_dev ? DMX_PES_VIDEO1 : DMX_PES_VIDEO0; /* FIXME */
 210         pes.flags    = 0;
 211         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 212         {
 213                 eWarning("video: DMX_SET_PES_FILTER: %m");
 214                 return -errno;
 215         }
 216         if (::ioctl(m_fd_demux, DMX_START) < 0)
 217         {
 218                 eWarning("video: DMX_START: %m");
 219                 return -errno;
 220         }
 221         if (::ioctl(m_fd, VIDEO_PLAY) < 0)
 222                 eWarning("video: VIDEO_PLAY: %m");
 223         return 0;
 224 }
 225
 226 void eDVBVideo::stop()
 227 {
 228 #if HAVE_DVB_API_VERSION > 2
 229         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 230                 eWarning("video: DMX_STOP: %m");
 231 #endif
 232         eDebug("VIDEO_STOP");
 233         if (::ioctl(m_fd, VIDEO_STOP, 1) < 0)
 234                 eWarning("video: VIDEO_STOP: %m");
 235 }
 236
 237 #if HAVE_DVB_API_VERSION < 3
 238 void eDVBVideo::stopPid()
 239 {
 240         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 241                 eWarning("video: DMX_STOP: %m");
 242 }
 243 #endif
 244
 245 void eDVBVideo::flush()
 246 {
 247         if (::ioctl(m_fd, VIDEO_CLEAR_BUFFER) < 0)
 248                 eDebug("video: VIDEO_CLEAR_BUFFER: %m");
 249 }
 250
 251 void eDVBVideo::freeze()
 252 {
 253         if (::ioctl(m_fd, VIDEO_FREEZE) < 0)
 254                 eDebug("video: VIDEO_FREEZE: %m");
 255 }
 256
 257 void eDVBVideo::unfreeze()
 258 {
 259         if (::ioctl(m_fd, VIDEO_CONTINUE) < 0)
 260                 eDebug("video: VIDEO_CONTINUE: %m");
 261 }
 262
 263 int eDVBVideo::setSlowMotion(int repeat)
 264 {
 265         m_is_slow_motion = repeat;
 266         return ::ioctl(m_fd, VIDEO_SLOWMOTION, repeat);
 267 }
 268
 269 int eDVBVideo::setFastForward(int skip)
 270 {
 271         m_is_fast_forward = skip;
 272         return ::ioctl(m_fd, VIDEO_FAST_FORWARD, skip);
 273 }
 274
 275 int eDVBVideo::getPTS(pts_t &now)
 276 {
 277         return ::ioctl(m_fd, VIDEO_GET_PTS, &now);
 278 }
 279
 280 eDVBVideo::~eDVBVideo()
 281 {
 282         if (m_is_slow_motion)
 283                 setSlowMotion(0);
 284         if (m_is_fast_forward)
 285                 setFastForward(0);
 286         if (m_fd >= 0)
 287                 ::close(m_fd);
 288         if (m_fd_demux >= 0)
 289                 ::close(m_fd_demux);
 290 }
 291
 292 DEFINE_REF(eDVBPCR);
 293
 294 eDVBPCR::eDVBPCR(eDVBDemux *demux): m_demux(demux)
 295 {
 296         char filename[128];
 297 #if HAVE_DVB_API_VERSION < 3
 298         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 299 #else
 300         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 301 #endif
 302         m_fd_demux = ::open(filename, O_RDWR);
 303         if (m_fd_demux < 0)
 304                 eWarning("%s: %m", filename);
 305 }
 306
 307 int eDVBPCR::startPid(int pid)
 308 {
 309         if (m_fd_demux < 0)
 310                 return -1;
 311         dmx_pes_filter_params pes;
 312
 313         pes.pid      = pid;
 314         pes.input    = DMX_IN_FRONTEND;
 315         pes.output   = DMX_OUT_DECODER;
 316         pes.pes_type = DMX_PES_PCR;
 317         pes.flags    = 0;
 318         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 319         {
 320                 eWarning("video: DMX_SET_PES_FILTER: %m");
 321                 return -errno;
 322         }
 323         if (::ioctl(m_fd_demux, DMX_START) < 0)
 324         {
 325                 eWarning("video: DMX_START: %m");
 326                 return -errno;
 327         }
 328         return 0;
 329 }
 330
 331 void eDVBPCR::stop()
 332 {
 333         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 334                 eWarning("video: DMX_STOP: %m");
 335 }
 336
 337 eDVBPCR::~eDVBPCR()
 338 {
 339         if (m_fd_demux >= 0)
 340                 ::close(m_fd_demux);
 341 }
 342
 343 DEFINE_REF(eDVBTText);
 344
 345 eDVBTText::eDVBTText(eDVBDemux *demux): m_demux(demux)
 346 {
 347         char filename[128];
 348 #if HAVE_DVB_API_VERSION < 3
 349         sprintf(filename, "/dev/dvb/card%d/demux%d", demux->adapter, demux->demux);
 350 #else
 351         sprintf(filename, "/dev/dvb/adapter%d/demux%d", demux->adapter, demux->demux);
 352 #endif
 353         m_fd_demux = ::open(filename, O_RDWR);
 354         if (m_fd_demux < 0)
 355                 eWarning("%s: %m", filename);
 356 }
 357
 358 int eDVBTText::startPid(int pid)
 359 {
 360         if (m_fd_demux < 0)
 361                 return -1;
 362         dmx_pes_filter_params pes;
 363
 364         pes.pid      = pid;
 365         pes.input    = DMX_IN_FRONTEND;
 366         pes.output   = DMX_OUT_DECODER;
 367         pes.pes_type = DMX_PES_TELETEXT;
 368         pes.flags    = 0;
 369         if (::ioctl(m_fd_demux, DMX_SET_PES_FILTER, &pes) < 0)
 370         {
 371                 eWarning("video: DMX_SET_PES_FILTER: %m");
 372                 return -errno;
 373         }
 374         if (::ioctl(m_fd_demux, DMX_START) < 0)
 375         {
 376                 eWarning("video: DMX_START: %m");
 377                 return -errno;
 378         }
 379         return 0;
 380 }
 381
 382 void eDVBTText::stop()
 383 {
 384         if (::ioctl(m_fd_demux, DMX_STOP) < 0)
 385                 eWarning("video: DMX_STOP: %m");
 386 }
 387
 388 eDVBTText::~eDVBTText()
 389 {
 390         if (m_fd_demux >= 0)
 391                 ::close(m_fd_demux);
 392 }
 393
 394 DEFINE_REF(eTSMPEGDecoder);
 395
 396 int eTSMPEGDecoder::setState()
 397 {
 398         int res = 0;
 399
 400         int noaudio = m_is_sm || m_is_ff || m_is_trickmode;
 401         int nott = noaudio; /* actually same conditions */
 402
 403         if ((noaudio && m_audio) || (!m_audio && !noaudio))
 404                 m_changed |= changeAudio;
 405
 406         if ((nott && m_text) || (!m_text && !nott))
 407                 m_changed |= changeText;
 408
 409         bool changed = !!m_changed;
 410 #if HAVE_DVB_API_VERSION < 3
 411         if (m_changed & changeAudio && m_audio)
 412                 m_audio->stopPid();
 413         if (m_changed & changeVideo && m_video)
 414                 m_video->stopPid();
 415         if (m_changed & changePCR && m_pcr)
 416         {
 417                 m_pcr->stop();
 418                 m_pcr=0;
 419         }
 420         if (m_changed & changeAudio && m_audio)
 421         {
 422                 m_audio->stop();
 423                 m_audio=0;
 424         }
 425         if (m_changed & changeVideo && m_video)
 426         {
 427                 m_video->stop();
 428                 m_video=0;
 429         }
 430         if (m_changed & changePCR)
 431         {
 432                 m_pcr = new eDVBPCR(m_demux);
 433                 if (m_pcr->startPid(m_pcrpid))
 434                 {
 435                         eWarning("pcr: startpid failed!");
 436                         res = -1;
 437                 }
 438                 m_changed &= ~changePCR;
 439         }
 440         if (m_changed & changeVideo)
 441         {
 442                 m_video = new eDVBVideo(m_demux, m_decoder);
 443                 if (m_video->startPid(m_vpid))
 444                 {
 445                         eWarning("video: startpid failed!");
 446                         res = -1;
 447                 }
 448                 m_changed &= ~changeVideo;
 449         }
 450         if (m_changed & changeAudio)
 451         {
 452                 m_audio = new eDVBAudio(m_demux, m_decoder);
 453                 if (m_audio->startPid(m_apid, m_atype))
 454                 {
 455                         eWarning("audio: startpid failed!");
 456                         res = -1;
 457                 }
 458                 m_changed &= ~changeAudio;
 459         }
 460 #else
 461         if (m_changed & changePCR)
 462         {
 463                 if (m_pcr)
 464                         m_pcr->stop();
 465                 m_pcr = 0;
 466                 if ((m_pcrpid >= 0) && (m_pcrpid < 0x1FFF))
 467                 {
 468                         m_pcr = new eDVBPCR(m_demux);
 469                         if (m_pcr->startPid(m_pcrpid))
 470                         {
 471                                 eWarning("pcr: startpid failed!");
 472                                 res = -1;
 473                         }
 474                 }
 475                 m_changed &= ~changePCR;
 476         }
 477         if (m_changed & changeVideo)
 478         {
 479                 eDebug("VIDEO CHANGED (to %04x)", m_vpid);
 480                 if (m_video)
 481                 {
 482                         eDebug("STOP");
 483                         m_video->stop();
 484                 }
 485                 m_video = 0;
 486                 if ((m_vpid >= 0) && (m_vpid < 0x1FFF))
 487                 {
 488                         eDebug("new video");
 489                         m_video = new eDVBVideo(m_demux, m_decoder);
 490                         if (m_video->startPid(m_vpid, m_vtype))
 491                         {
 492                                 eWarning("video: startpid failed!");
 493                                 res = -1;
 494                         }
 495                 }
 496                 m_changed &= ~changeVideo;
 497         }
 498         if (m_changed & changeAudio)
 499         {
 500                 if (m_audio)
 501                         m_audio->stop();
 502                 m_audio = 0;
 503                 if ((m_apid >= 0) && (m_apid < 0x1FFF) && !noaudio)
 504                 {
 505                         m_audio = new eDVBAudio(m_demux, m_decoder);
 506                         if (m_audio->startPid(m_apid, m_atype))
 507                         {
 508                                 eWarning("audio: startpid failed!");
 509                                 res = -1;
 510                         }
 511                 }
 512                 m_changed &= ~changeAudio;
 513         }
 514         if (m_changed & changeText)
 515         {
 516                 if (m_text)
 517                         m_text->stop();
 518                 m_text = 0;
 519                 if ((m_textpid >= 0) && (m_textpid < 0x1FFF) && !nott)
 520                 {
 521                         m_text = new eDVBTText(m_demux);
 522                         if (m_text->startPid(m_textpid))
 523                         {
 524                                 eWarning("text: startpid failed!");
 525                                 res = -1;
 526                         }
 527                 }
 528                 m_changed &= ~changeText;
 529         }
 530 #endif
 531         if (changed && !m_video && m_audio && m_radio_pic.length())
 532                 showSinglePic(m_radio_pic.c_str());
 533
 534         return res;
 535 }
 536
 537 int eTSMPEGDecoder::m_pcm_delay=-1,
 538         eTSMPEGDecoder::m_ac3_delay=-1;
 539
 540 RESULT eTSMPEGDecoder::setPCMDelay(int delay)
 541 {
 542         if (m_decoder == 0 && delay != m_pcm_delay )
 543         {
 544                 FILE *fp = fopen("/proc/stb/audio/audio_delay_pcm", "w");
 545                 if (fp)
 546                 {
 547                         fprintf(fp, "%x", delay*90);
 548                         fclose(fp);
 549                         m_pcm_delay = delay;
 550                 }
 551         }
 552 }
 553
 554 RESULT eTSMPEGDecoder::setAC3Delay(int delay)
 555 {
 556         if ( m_decoder == 0 && delay != m_ac3_delay )
 557         {
 558                 FILE *fp = fopen("/proc/stb/audio/audio_delay_bitstream", "w");
 559                 if (fp)
 560                 {
 561                         fprintf(fp, "%x", delay*90);
 562                         fclose(fp);
 563                         m_ac3_delay = delay;
 564                 }
 565         }
 566 }
 567
 568 eTSMPEGDecoder::eTSMPEGDecoder(eDVBDemux *demux, int decoder): m_demux(demux), m_changed(0), m_decoder(decoder)
 569 {
 570         demux->connectEvent(slot(*this, &eTSMPEGDecoder::demux_event), m_demux_event);
 571         m_is_ff = m_is_sm = m_is_trickmode = 0;
 572 }
 573
 574 eTSMPEGDecoder::~eTSMPEGDecoder()
 575 {
 576         m_vpid = m_apid = m_pcrpid = pidNone;
 577         m_changed = -1;
 578         setState();
 579 }
 580
 581 RESULT eTSMPEGDecoder::setVideoPID(int vpid, int type)
 582 {
 583         if (m_vpid != vpid)
 584         {
 585                 m_changed |= changeVideo;
 586                 m_vpid = vpid;
 587                 m_vtype = type;
 588         }
 589         return 0;
 590 }
 591
 592 RESULT eTSMPEGDecoder::setAudioPID(int apid, int type)
 593 {
 594         if ((m_apid != apid) || (m_atype != type))
 595         {
 596                 m_changed |= changeAudio;
 597                 m_atype = type;
 598                 m_apid = apid;
 599         }
 600         return 0;
 601 }
 602
 603 int eTSMPEGDecoder::m_audio_channel = -1;
 604
 605 RESULT eTSMPEGDecoder::setAudioChannel(int channel)
 606 {
 607         if (channel == -1)
 608                 channel = ac_stereo;
 609         if (m_decoder == 0 && m_audio_channel != channel)
 610         {
 611                 if (m_audio)
 612                 {
 613                         m_audio->setChannel(channel);
 614                         m_audio_channel=channel;
 615                 }
 616                 else
 617                         eDebug("eTSMPEGDecoder::setAudioChannel but no audio decoder exist");
 618         }
 619         return 0;
 620 }
 621
 622 int eTSMPEGDecoder::getAudioChannel()
 623 {
 624         return m_audio_channel == -1 ? ac_stereo : m_audio_channel;
 625 }
 626
 627 RESULT eTSMPEGDecoder::setSyncPCR(int pcrpid)
 628 {
 629         if (m_pcrpid != pcrpid)
 630         {
 631                 m_changed |= changePCR;
 632                 m_pcrpid = pcrpid;
 633         }
 634         return 0;
 635 }
 636
 637 RESULT eTSMPEGDecoder::setTextPID(int textpid)
 638 {
 639         if (m_textpid != textpid)
 640         {
 641                 m_changed |= changeText;
 642                 m_textpid = textpid;
 643         }
 644         return 0;
 645 }
 646
 647 RESULT eTSMPEGDecoder::setSyncMaster(int who)
 648 {
 649         return -1;
 650 }
 651
 652 RESULT eTSMPEGDecoder::start()
 653 {
 654         return setState();
 655 }
 656
 657 RESULT eTSMPEGDecoder::freeze(int cont)
 658 {
 659         if (m_video)
 660                 m_video->freeze();
 661
 662         if (m_audio)
 663                 m_audio->freeze();
 664
 665         return 0;
 666 }
 667
 668 RESULT eTSMPEGDecoder::unfreeze()
 669 {
 670         if (m_video)
 671                 m_video->unfreeze();
 672
 673         if (m_audio)
 674                 m_audio->unfreeze();
 675
 676         return 0;
 677 }
 678
 679 RESULT eTSMPEGDecoder::setSinglePictureMode(int when)
 680 {
 681         return -1;
 682 }
 683
 684 RESULT eTSMPEGDecoder::setPictureSkipMode(int what)
 685 {
 686         return -1;
 687 }
 688
 689 RESULT eTSMPEGDecoder::setFastForward(int frames_to_skip)
 690 {
 691         m_is_ff = frames_to_skip != 0;
 692
 693         setState();
 694
 695         if (m_video)
 696                 return m_video->setFastForward(frames_to_skip);
 697         else
 698                 return -1;
 699 }
 700
 701 RESULT eTSMPEGDecoder::setSlowMotion(int repeat)
 702 {
 703         m_is_sm = repeat != 0;
 704
 705         setState();
 706
 707         if (m_video)
 708                 return m_video->setSlowMotion(repeat);
 709         else
 710                 return -1;
 711 }
 712
 713 RESULT eTSMPEGDecoder::setZoom(int what)
 714 {
 715         return -1;
 716 }
 717
 718 RESULT eTSMPEGDecoder::flush()
 719 {
 720         if (m_audio)
 721                 m_audio->flush();
 722         if (m_video)
 723                 m_video->flush();
 724         return 0;
 725 }
 726
 727 void eTSMPEGDecoder::demux_event(int event)
 728 {
 729         switch (event)
 730         {
 731         case eDVBDemux::evtFlush:
 732                 flush();
 733                 break;
 734         default:
 735                 break;
 736         }
 737 }
 738
 739 RESULT eTSMPEGDecoder::setTrickmode(int what)
 740 {
 741         m_is_trickmode = what;
 742         setState();
 743         return 0;
 744 }
 745
 746 RESULT eTSMPEGDecoder::getPTS(int what, pts_t &pts)
 747 {
 748         if (what == 0) /* auto */
 749                 what = m_video ? 1 : 2;
 750
 751         if (what == 1) /* video */
 752         {
 753                 if (m_video)
 754                         return m_video->getPTS(pts);
 755                 else
 756                         return -1;
 757         }
 758
 759         if (what == 2) /* audio */
 760         {
 761                 if (m_audio)
 762                         return m_audio->getPTS(pts);
 763                 else
 764                         return -1;
 765         }
 766
 767         return -1;
 768 }
 769
 770 RESULT eTSMPEGDecoder::setRadioPic(const std::string &filename)
 771 {
 772         m_radio_pic = filename;
 773 }
 774
 775 RESULT eTSMPEGDecoder::showSinglePic(const char *filename)
 776 {
 777         if (m_decoder == 0)
 778         {
 779                 FILE *f = fopen(filename, "r");
 780                 if (f)
 781                 {
 782                         int vfd = open("/dev/dvb/adapter0/video0", O_RDWR);
 783                         if (vfd > 0)
 784                         {
 785                                 fseek(f, 0, SEEK_END);
 786                                 int length = ftell(f);
 787                                 unsigned char *buffer = new unsigned char[length*3+9];
 788                                 if (ioctl(vfd, VIDEO_FAST_FORWARD, 1) < 0)
 789                                         eDebug("VIDEO_FAST_FORWARD failed (%m)");
 790                                 if (ioctl(vfd, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY) < 0)
 791                                         eDebug("VIDEO_SELECT_SOURCE MEMORY failed (%m)");
 792                                 if (ioctl(vfd, VIDEO_PLAY) < 0)
 793                                         eDebug("VIDEO_PLAY failed (%m)");
 794                                 int cnt=0;
 795                                 int pos=0;
 796                                 while(cnt<3)
 797                                 {
 798                                         int rd;
 799                                         fseek(f, 0, SEEK_SET);
 800                                         while(1)
 801                                         {
 802                                                 if (!cnt)
 803                                                 {
 804                                                         buffer[pos++]=0;
 805                                                         buffer[pos++]=0;
 806                                                         buffer[pos++]=1;
 807                                                         buffer[pos++]=0xE0;
 808                                                         buffer[pos++]=(length*3)>>8;
 809                                                         buffer[pos++]=(length*3)&0xFF;
 810                                                         buffer[pos++]=0x80;
 811                                                         buffer[pos++]=0;
 812                                                         buffer[pos++]=0;
 813                                                 }
 814                                                 rd = fread(buffer+pos, 1, length, f);
 815                                                 if (rd > 0)
 816                                                         pos += rd;
 817                                                 else
 818                                                         break;
 819                                         }
 820                                         ++cnt;
 821                                 }
 822                                 write(vfd, buffer, pos);
 823                                 usleep(75000);  // i dont like this.. but i dont have a better solution :(
 824                                 if (ioctl(vfd, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_DEMUX) < 0)
 825                                         eDebug("VIDEO_SELECT_SOURCE DEMUX failed (%m)");
 826                                 if (ioctl(vfd, VIDEO_FAST_FORWARD, 0) < 0)
 827                                         eDebug("VIDEO_FAST_FORWARD failed (%m)");
 828                                 close(vfd);
 829                                 delete [] buffer;
 830                         }
 831                         fclose(f);
 832                 }
 833                 else
 834                 {
 835                         eDebug("couldnt open %s", filename);
 836                         return -1;
 837                 }
 838         }
 839         else
 840         {
 841                 eDebug("only show single pics on first decoder");
 842                 return -1;
 843         }
 844         return 0;
 845 }