Re: [Topic unique] Grand Lille TV
Posté: 14 Aoû 2016 08:53
Bonjour, je suis de passage à Valenciennes ce week-end et je capte relativement facilement Grand Lille TV sur le canal 36, numéro de programme 31.
j'ai fait une capture du simplex et voici les caractéristiques que j'ai pu noter:
le debit du flux est de 6032070 bps, ce qui correspond selon ce tableau à une modulation de 8k, IG 1/32, FEC 1/2 et mode QPSK.
parametres très robustes mais en prenant un intervalle de 1/8 ou 1/4, ça aurait pu être encore mieux.
Avec TSReader, on peut voir les éléments suivants:
le PID video H264 SD fait 2,06 Mbps à débit fixe
un seul PID audio MPEG 1 layer 2 à 192 kb/s
3,69 Mbps de stuff (NULL packets 0x1FFF), représentant 59% du débit total.
Program Association Table
PAT Version Number: 21
Transport Stream ID: 8 (0x0008)
NIT: -0.0 MHz
PMT PID 710 (0x02c6) - Program 31/2050 GRAND LILLE TV
Program Map Table(s)
Program Number: 31/2050 GRAND LILLE TV
Stream Type: 0x1b H.264 Video PID 720 (0x02d0)
Descriptor: AVC video descriptor Descriptor
Profile idc: 77 Constraint set 0=0 1=1 2=0
AVC compatible: 0 Level idc 30
AVC still present: 0 24 hour picture 0
Stream Type: 0x03 MPEG-1 Audio PID 730 (0x02da)
MPEG1 Audio: Bitrate 192 Kbps Sample Rate 48 KHz
MPEG1 Audio: Layer II Mode Stereo
Descriptor: ISO639 Language Descriptor
Language: fre
Audio type: undefined
Network Information Table
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 1 (0x0001)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 2 = MPEG service 257
Logical channel 14 = MPEG service 260
Logical channel 19 = MPEG service 261
Logical channel 3 = MPEG service 275
Logical channel 3 = MPEG service 277
Logical channel 3 = MPEG service 281
Logical channel 3 = MPEG service 282
Logical channel 3 = MPEG service 273
Logical channel 3 = MPEG service 274
Logical channel 3 = MPEG service 287
Logical channel 3 = MPEG service 288
Logical channel 3 = MPEG service 292
Logical channel 33 = MPEG service 323
Logical channel 33 = MPEG service 324
Logical channel 30 = MPEG service 368
Logical channel 31 = MPEG service 369
Logical channel 32 = MPEG service 370
Logical channel 33 = MPEG service 371
Logical channel 34 = MPEG service 372
Logical channel 35 = MPEG service 373
Logical channel 36 = MPEG service 374
Logical channel 37 = MPEG service 375
Logical channel 38 = MPEG service 376
Logical channel 32 = MPEG service 325
Logical channel 32 = MPEG service 326
Descriptor: Service List Descriptor
Service: 257 digital television service
Service: 260 digital television service
Service: 261 digital television service
Service: 275 digital television service
Service: 277 digital television service
Service: 281 digital television service
Service: 282 digital television service
Service: 273 digital television service
Service: 274 digital television service
Service: 287 digital television service
Service: 288 digital television service
Service: 292 digital television service
Service: 323 digital television service
Service: 324 digital television service
Service: 368 digital television service
Service: 369 digital television service
Service: 370 digital television service
Service: 371 digital television service
Service: 372 digital television service
Service: 373 digital television service
Service: 374 digital television service
Service: 375 digital television service
Service: 376 digital television service
Service: 325 digital television service
Service: 326 digital television service
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 2 (0x0002)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 8 = MPEG service 513
Logical channel 15 = MPEG service 515
Logical channel 16 = MPEG service 516
Logical channel 17 = MPEG service 517
Logical channel 18 = MPEG service 518
Descriptor: Service List Descriptor
Service: 513 advanced codec HD digital television
Service: 515 advanced codec HD digital television
Service: 516 advanced codec HD digital television
Service: 517 advanced codec HD digital television
Service: 518 advanced codec HD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 3 (0x0003)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 4 = MPEG service 769
Logical channel 43 = MPEG service 770
Logical channel 42 = MPEG service 771
Logical channel 45 = MPEG service 772
Logical channel 26 = MPEG service 776
Logical channel 41 = MPEG service 777
Descriptor: Service List Descriptor
Service: 769 advanced codec HD digital television
Service: 770 advanced codec HD digital television
Service: 771 advanced codec HD digital television
Service: 772 advanced codec HD digital television
Service: 776 advanced codec SD digital television
Service: 777 advanced codec SD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 4 (0x0004)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 6 = MPEG service 1025
Logical channel 9 = MPEG service 1026
Logical channel 7 = MPEG service 1031
Logical channel 5 = MPEG service 1045
Logical channel 22 = MPEG service 1046
Descriptor: Service List Descriptor
Service: 1025 advanced codec HD digital television
Service: 1026 advanced codec HD digital television
Service: 1031 advanced codec HD digital television
Service: 1045 advanced codec HD digital television
Service: 1046 advanced codec HD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 6 (0x0006)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 1 = MPEG service 1537
Logical channel 12 = MPEG service 1538
Logical channel 10 = MPEG service 1542
Logical channel 11 = MPEG service 1544
Logical channel 13 = MPEG service 1545
Descriptor: Service List Descriptor
Service: 1537 advanced codec HD digital television
Service: 1538 advanced codec HD digital television
Service: 1542 advanced codec HD digital television
Service: 1544 advanced codec HD digital television
Service: 1545 advanced codec HD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 8 (0x0008)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/32
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 34 = MPEG service 2053
Logical channel 36 = MPEG service 2055
Logical channel 30 = MPEG service 2049
Logical channel 31 = MPEG service 2050 (GRAND LILLE TV)
Logical channel 32 = MPEG service 2051
Logical channel 33 = MPEG service 2052
Logical channel 32 = MPEG service 2179
Descriptor: Service List Descriptor
Service: 2053 digital television service
Service: 2055 digital television service
Service: 2049 digital television service
Service: 2050 (GRAND LILLE TV) digital television service
Service: 2051 digital television service
Service: 2052 digital television service
Service: 2179 digital television service
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 10 (0x000a)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 20 = MPEG service 2561
Logical channel 25 = MPEG service 2563
Logical channel 21 = MPEG service 2562
Logical channel 24 = MPEG service 2564
Logical channel 23 = MPEG service 2565
Descriptor: Service List Descriptor
Service: 2561 advanced codec HD digital television
Service: 2563 advanced codec HD digital television
Service: 2562 advanced codec HD digital television
Service: 2564 advanced codec HD digital television
Service: 2565 advanced codec HD digital television
Service Description Table
SDT Channel 2050
Service Name: GRAND LILLE TV
Provider Name: GRAND LILLE TV
Transport Stream ID: 8 (0x0008) -0.0 MHz
Original Network ID: 8442 (0x20fa)
j'ai fait une capture du simplex et voici les caractéristiques que j'ai pu noter:
le debit du flux est de 6032070 bps, ce qui correspond selon ce tableau à une modulation de 8k, IG 1/32, FEC 1/2 et mode QPSK.
parametres très robustes mais en prenant un intervalle de 1/8 ou 1/4, ça aurait pu être encore mieux.
Avec TSReader, on peut voir les éléments suivants:
le PID video H264 SD fait 2,06 Mbps à débit fixe
un seul PID audio MPEG 1 layer 2 à 192 kb/s
3,69 Mbps de stuff (NULL packets 0x1FFF), représentant 59% du débit total.
Program Association Table
PAT Version Number: 21
Transport Stream ID: 8 (0x0008)
NIT: -0.0 MHz
PMT PID 710 (0x02c6) - Program 31/2050 GRAND LILLE TV
Program Map Table(s)
Program Number: 31/2050 GRAND LILLE TV
Stream Type: 0x1b H.264 Video PID 720 (0x02d0)
Descriptor: AVC video descriptor Descriptor
Profile idc: 77 Constraint set 0=0 1=1 2=0
AVC compatible: 0 Level idc 30
AVC still present: 0 24 hour picture 0
Stream Type: 0x03 MPEG-1 Audio PID 730 (0x02da)
MPEG1 Audio: Bitrate 192 Kbps Sample Rate 48 KHz
MPEG1 Audio: Layer II Mode Stereo
Descriptor: ISO639 Language Descriptor
Language: fre
Audio type: undefined
Network Information Table
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 1 (0x0001)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 2 = MPEG service 257
Logical channel 14 = MPEG service 260
Logical channel 19 = MPEG service 261
Logical channel 3 = MPEG service 275
Logical channel 3 = MPEG service 277
Logical channel 3 = MPEG service 281
Logical channel 3 = MPEG service 282
Logical channel 3 = MPEG service 273
Logical channel 3 = MPEG service 274
Logical channel 3 = MPEG service 287
Logical channel 3 = MPEG service 288
Logical channel 3 = MPEG service 292
Logical channel 33 = MPEG service 323
Logical channel 33 = MPEG service 324
Logical channel 30 = MPEG service 368
Logical channel 31 = MPEG service 369
Logical channel 32 = MPEG service 370
Logical channel 33 = MPEG service 371
Logical channel 34 = MPEG service 372
Logical channel 35 = MPEG service 373
Logical channel 36 = MPEG service 374
Logical channel 37 = MPEG service 375
Logical channel 38 = MPEG service 376
Logical channel 32 = MPEG service 325
Logical channel 32 = MPEG service 326
Descriptor: Service List Descriptor
Service: 257 digital television service
Service: 260 digital television service
Service: 261 digital television service
Service: 275 digital television service
Service: 277 digital television service
Service: 281 digital television service
Service: 282 digital television service
Service: 273 digital television service
Service: 274 digital television service
Service: 287 digital television service
Service: 288 digital television service
Service: 292 digital television service
Service: 323 digital television service
Service: 324 digital television service
Service: 368 digital television service
Service: 369 digital television service
Service: 370 digital television service
Service: 371 digital television service
Service: 372 digital television service
Service: 373 digital television service
Service: 374 digital television service
Service: 375 digital television service
Service: 376 digital television service
Service: 325 digital television service
Service: 326 digital television service
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 2 (0x0002)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 8 = MPEG service 513
Logical channel 15 = MPEG service 515
Logical channel 16 = MPEG service 516
Logical channel 17 = MPEG service 517
Logical channel 18 = MPEG service 518
Descriptor: Service List Descriptor
Service: 513 advanced codec HD digital television
Service: 515 advanced codec HD digital television
Service: 516 advanced codec HD digital television
Service: 517 advanced codec HD digital television
Service: 518 advanced codec HD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 3 (0x0003)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 4 = MPEG service 769
Logical channel 43 = MPEG service 770
Logical channel 42 = MPEG service 771
Logical channel 45 = MPEG service 772
Logical channel 26 = MPEG service 776
Logical channel 41 = MPEG service 777
Descriptor: Service List Descriptor
Service: 769 advanced codec HD digital television
Service: 770 advanced codec HD digital television
Service: 771 advanced codec HD digital television
Service: 772 advanced codec HD digital television
Service: 776 advanced codec SD digital television
Service: 777 advanced codec SD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 4 (0x0004)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 6 = MPEG service 1025
Logical channel 9 = MPEG service 1026
Logical channel 7 = MPEG service 1031
Logical channel 5 = MPEG service 1045
Logical channel 22 = MPEG service 1046
Descriptor: Service List Descriptor
Service: 1025 advanced codec HD digital television
Service: 1026 advanced codec HD digital television
Service: 1031 advanced codec HD digital television
Service: 1045 advanced codec HD digital television
Service: 1046 advanced codec HD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 6 (0x0006)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 1 = MPEG service 1537
Logical channel 12 = MPEG service 1538
Logical channel 10 = MPEG service 1542
Logical channel 11 = MPEG service 1544
Logical channel 13 = MPEG service 1545
Descriptor: Service List Descriptor
Service: 1537 advanced codec HD digital television
Service: 1538 advanced codec HD digital television
Service: 1542 advanced codec HD digital television
Service: 1544 advanced codec HD digital television
Service: 1545 advanced codec HD digital television
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 8 (0x0008)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/32
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 34 = MPEG service 2053
Logical channel 36 = MPEG service 2055
Logical channel 30 = MPEG service 2049
Logical channel 31 = MPEG service 2050 (GRAND LILLE TV)
Logical channel 32 = MPEG service 2051
Logical channel 33 = MPEG service 2052
Logical channel 32 = MPEG service 2179
Descriptor: Service List Descriptor
Service: 2053 digital television service
Service: 2055 digital television service
Service: 2049 digital television service
Service: 2050 (GRAND LILLE TV) digital television service
Service: 2051 digital television service
Service: 2052 digital television service
Service: 2179 digital television service
Network Name: F
Network ID: 8442 (0x20fa)
Transport Stream ID: 10 (0x000a)
Original Network ID: 8442 (0x20fa) Version: 29
Descriptor: Network Name Descriptor
DVB-T Frequency -0.000 MHz
Bandwidth: 8 MHz Constellation: 64-QAM
Hierarchy: non-hierarchical, native interleaver Guard Interval 1/8
Code Rate: Unknown (0x05)
Current Network: True
Descriptor: Private Data Specifier Descriptor
Private Data Specifier: Unknown
Descriptor: User Private Descriptor: 0x83
Logical channel 20 = MPEG service 2561
Logical channel 25 = MPEG service 2563
Logical channel 21 = MPEG service 2562
Logical channel 24 = MPEG service 2564
Logical channel 23 = MPEG service 2565
Descriptor: Service List Descriptor
Service: 2561 advanced codec HD digital television
Service: 2563 advanced codec HD digital television
Service: 2562 advanced codec HD digital television
Service: 2564 advanced codec HD digital television
Service: 2565 advanced codec HD digital television
Service Description Table
SDT Channel 2050
Service Name: GRAND LILLE TV
Provider Name: GRAND LILLE TV
Transport Stream ID: 8 (0x0008) -0.0 MHz
Original Network ID: 8442 (0x20fa)