t2scan
t2scan je alternativou k utilitě w_scan. Není běžně v repozitářích linuxových distribucí a je dostupný na githubu, kde je jednoduchý návod na kompilaci. Tento nástroj svojím sestavením zohledňuje požadavky na jeho používání, s ohledem na migraci pozemního vysílání na standard DVB-T2.
LibreELEC:~/tuning/september # t2scan -v -a1 -r -Y CZ -oxml > 2020-09-25_channels.xml
t2scan -v -a1 -r -Y CZ -oxml
t2scan version 20180819 (compiled for DVB API 5.11)
using settings for CZECH REPUBLIC
DVB aerial
DVB-T Europe UHF <790MHz
scan type TERRESTRIAL, channellist 16
output format w_scan XML tuning data
output charset 'ISO-8859-1'
---- Getting frontend capabilities----
Using DVB API 5.11
frontend 'Silicon Labs Si2168' supports
DVB-T2
INVERSION_AUTO
QAM_AUTO
TRANSMISSION_MODE_AUTO
GUARD_INTERVAL_AUTO
HIERARCHY_AUTO
FEC_AUTO
BANDWIDTH_AUTO not supported, trying 6/7/8 MHz.
FREQ (42.00MHz … 870.00MHz)
-----------------------_
check Silicon Labs Si2168:
DVB-C ann.B
DVB-C ann.A
DVB-T2
DVB-T
Scanning DVB-T2…
474000 (CH21): (time: 01:47.294)
482000 (CH22): (time: 01:49.324)
(1.510sec): SC (0x3)
(1.510sec) signal
(1.967sec): (0x0)
(2.243sec): SC (0x3)
(2.946sec): (0x0)
(3.706sec): SC (0x3)
(3.930sec): (0x0)
490000 (CH23): (time: 01:54.894)
498000 (CH24): (time: 01:56.937)
506000 (CH25): (time: 01:58.980)
514000 (CH26): (time: 02:01.017)
(0.490sec): SC (0x3)
(0.490sec) signal
(0.660sec): SCL (0x1F)
(0.660sec) lock
signal ok: QAM_AUTO f = 514000 kHz I999B8C999D999T999G999Y999P0 (0:0:0)
initial PAT lookup..
PAT (xxxx:xxxx:8465)
QAM_AUTO f = 514000 kHz I999B8C999D999T999G999Y999P0 (0:0:0) : updating transport_stream_id: -> (0:0:8465)
initial NIT lookup..
NIT(act): (xxxx:12608:xxxx)
QAM_AUTO f = 514000 kHz I999B8C999D999T999G999Y999P0 (0:0:8465) : updating network_id -> (0:12608:8465)
----------------------------------------------------------
NIT(act): (8395:12608:8465)
QAM_AUTO f = 514000 kHz I999B8C999D0T32G8Y0P0 (8395:12608:8465) : scanning for services
SDT(actual TS, transport_stream_id 8465 (0x2111) )
service = CT 1 HD T2 (CESKA TELEVIZE)
service = CT 2 HD T2 (CESKA TELEVIZE)
service = CT 24 HD T2 (CESKA TELEVIZE)
service = CT sport HD T2 (CESKA TELEVIZE)
service = CT :D/art HD T2 (CESKA TELEVIZE)
service = CT 1 SM HD T2 (CESKA TELEVIZE)
service = CT 1 JM HD T2 (CESKA TELEVIZE)
service = CRo RADIOZURNAL T2 (CESKA TELEVIZE)
service = CRo DVOJKA T2 (CESKA TELEVIZE)
service = CRo VLTAVA T2 (CESKA TELEVIZE)
service = CRo RADIO WAVE T2 (CESKA TELEVIZE)
service = CRo D-DUR T2 (CESKA TELEVIZE)
service = CRo RADIO JUNIOR T2 (CESKA TELEVIZE)
service = CRo PLUS T2 (CESKA TELEVIZE)
service = CRo JAZZ T2 (CESKA TELEVIZE)
service = CT 3 HD T2 (CESKA TELEVIZE)