Rogan Dawes wrote: > Patrick Boettcher wrote: >> Hi, >> >> I'm now 100% sure that this is a DVB-H transport stream. >> >> the appearing/disappearing TS-PIDs in the dvbtraffic are indicating that >> timeslicing is active. >> >> The dvbsnoop clearly says that there are only MPE-sections which is >> another indicator for that. >> >> I will commit my two little, proof-of-concept-like, tools soon and tell >> you where to find and how to try it. >> >> Patrick. >> > > Great! Thanks for your help. > > I look forward to trying your code out, and seeing if I can actually get > anything from these streams. > > Rogan > So I ran w_scan again, with more conservative options, and actualy picked up the channels that are being broadcast via DVB-T on 770MHz. In case anyone cares: S-a-b-c 1(SABC):770000000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:85:83:61 S-a-b-c 2(SABC):770000000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:260:34:62 S-a-b-c 3(SABC):770000000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:65:89:63 eTV(ETV):770000000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:272:273:105 Unfortunately, VLC jumps all over the place (window resizing, mostly), and shows a pretty garbled signal. It is visually recognizable as a TV broadcast, though. Eventually, though, VLC just dumps core with a segmentation fault. I guess this is related to a weak/corrupted signal, although the ber showing up while running tzap seemed reasonable: rogan@athena:~/w_scan-20080105$ tzap "eTV(ETV)" using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' tuning to 770000000 Hz video pid 0x0110, audio pid 0x0111 status 00 | signal 9393 | snr 4646 | ber 0001fffe | unc 00000000 | status 1f | signal 9494 | snr f5f5 | ber 0000f4c8 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f9f9 | ber 0000fc64 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f8f8 | ber 000100ce | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f9f9 | ber 0001083e | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f9f9 | ber 00011630 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 000131be | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 000115ca | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f8f8 | ber 00013590 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f9f9 | ber 0001188a | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f8f8 | ber 0001074e | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f9f9 | ber 0001030e | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f5f5 | ber 00010b5a | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f6f6 | ber 0000fe42 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f6f6 | ber 00010196 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 0001236c | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011d80 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 0001213c | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011a4e | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 0001244c | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 00011a2e | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00012650 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00013684 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f8f8 | ber 00012bb0 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00012082 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f5f5 | ber 00011ea6 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 0001251a | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 00011292 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 0001132e | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011f66 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f7f7 | ber 00012310 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f8f8 | ber 00010cb2 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00010ec2 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f9f9 | ber 00011a10 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f4f4 | ber 00013166 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 00011f96 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00012c24 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 000119e6 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011a2a | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f8f8 | ber 00011ea4 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 00011bc8 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f5f5 | ber 00010af0 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f9f9 | ber 00012ae6 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011f40 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011de8 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr f0f0 | ber 00013958 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr acac | ber 0001fffe | unc ffffffff | FE_HAS_LOCK status 1f | signal 9393 | snr e5e5 | ber 0001fffe | unc ffffffff | FE_HAS_LOCK status 00 | signal 9191 | snr 6c6c | ber 0001fffe | unc 00000000 | status 1f | signal 9292 | snr e6e6 | ber 0001fffe | unc ffffffff | FE_HAS_LOCK status 01 | signal 9292 | snr 2525 | ber 0001fffe | unc ffffffff | status 1f | signal 9191 | snr e1e1 | ber 0001fffe | unc ffffffff | FE_HAS_LOCK status 00 | signal 9191 | snr 3a3a | ber 0001fffe | unc 00000000 | status 1f | signal 9191 | snr f7f7 | ber 00012c98 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f8f8 | ber 00012cd0 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f8f8 | ber 00011012 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f4f4 | ber 00011c16 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f7f7 | ber 00012550 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f8f8 | ber 00011d94 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f7f7 | ber 00011bfe | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 00011ac8 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f7f7 | ber 00012ba2 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f4f4 | ber 00011cbc | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f8f8 | ber 0001140a | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f6f6 | ber 00012264 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f6f6 | ber 0001229a | unc ffffffff | FE_HAS_LOCK status 1f | signal 9191 | snr f7f7 | ber 00011c34 | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f7f7 | ber 0000fbdc | unc ffffffff | FE_HAS_LOCK status 1f | signal 9292 | snr f3f3 | ber 00016966 | unc ffffffff | FE_HAS_LOCK I guess I'll need to get a better DVB antenna. Rogan _______________________________________________ linux-dvb mailing list linux-dvb@xxxxxxxxxxx http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
