[vdr] Re: unique channel id

[Régis Bossut <rbossut@auchan.com>]

Klaus Schmidinger writes:

>
>I don't want to have strings in the channel ID, since these are subject to
>change (one of the ideas of the channel ID is to be able to react on name changes).
>So far the only useful additional ID I can see is the APID.
>
The radio id _is_  an ID, not a string (an id of 0 means unassigned 
APID). It also has a descriptor tag (also 1 byte). See the PMT dump 
excerpt below.

>Needless to say that it would have been best if the providers would have adhered
>to the commonly used scheme of using unique SIDs for their channels... After
>all, the EPG records _will_ be the same for all these channels since they can
>only be distinguished by their SIDs - or am I missing something here?
>
If I remember well, there's just a one-line 24 hour long EPG for the 
channel.

/Régis

----- Excerpt from PMT dump -----

Received PMT for program SID 8509, len = 814, section 0/0, current = 1
== Descriptors for PID 1920 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Radio id = 21, name = 'LIBRE'
== Descriptors for PID 1921 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1922 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1923 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1924 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1925 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1926 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1927 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........
== Descriptors for PID 1908 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 7
Descr. 0xc5, len = 25
--> Radio id = 9, name = 'RFI INTERNATIONAL'
== Descriptors for PID 1909 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 8
Descr. 0xc5, len = 25
--> Radio id = 10, name = 'RADIO CLASSIQUE'
== Descriptors for PID 1910 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 11
Descr. 0xc5, len = 25
--> Radio id = 11, name = 'RTL'
== Descriptors for PID 1911 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 9
Descr. 0xc5, len = 25
--> Radio id = 12, name = 'EUROPE 1'
== Descriptors for PID 1912 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 10
Descr. 0xc5, len = 25
--> Radio id = 13, name = 'RMC'
== Descriptors for PID 1913 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 12
Descr. 0xc5, len = 25
--> Radio id = 14, name = 'RIRE ET CHANSONS'
== Descriptors for PID 1914 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 13
Descr. 0xc5, len = 25
--> Radio id = 15, name = 'SUD RADIO'
== Descriptors for PID 1915 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 14
Descr. 0xc5, len = 25
--> Radio id = 16, name = 'M FM'
== Descriptors for PID 1918 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 17
Descr. 0xc5, len = 25
--> Radio id = 19, name = 'BFM'
== Descriptors for PID 1916 of type 13818_AUDIO ==
Descr. 0x52, len = 1
--> Stream ID descriptor : tag = 15
Descr. 0xc5, len = 25
--> Radio id = 17, name = 'TSF'
== Descriptors for PID 1917 of type 13818_AUDIO ==
Descr. 0xc5, len = 25
--> Private descriptor info :
    00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00  . ..............
    00 00 00 00 00 00 00 00 00                       .........





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