Difference between revisions of "DVB-T in Norway"

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m (There is hope for playback in Norway, after all)
(remove stale information, playback support for AAC in LATM was commited four years ago and made it into 0.22)
 
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In 2007, Norway got it's first digital terrestrial tv-network, [[DVB-T]]. The operator, Norges televisjon (NTV), chose to use [[H.264]] and [[HE-AAC]] to support more channels than if using MPEG2.
 
In 2007, Norway got it's first digital terrestrial tv-network, [[DVB-T]]. The operator, Norges televisjon (NTV), chose to use [[H.264]] and [[HE-AAC]] to support more channels than if using MPEG2.
  
MythTV can record the freeview broadcasts from NRK and can also use the 7 day [[EIT|EPG]]. However, there is no way currently to view the recorded programs and tests using commercial h.264 decoders under Windows indicate that there is no audio in the recordings. (see {{Ticket|5487}}: LATM AAC audio stream support)
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MythTV can record and playback the Freeview broadcasts from NRK and can also use the 7 day [[EIT|EPG]].
 
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According to the ''scan'' program, the channel NRK3 has the following streams:
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<pre>
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PMT 0x0109 for service 0x0067
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  OTHER    : PID 0x0209 TYPE 0x1b
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  OTHER    : PID 0x02a4 TYPE 0x11
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  OTHER    : PID 0x0a2b TYPE 0x05
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  SUBTITLING: PID 0x025c
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  SUBTITLING: PID 0x025d
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  TELETEXT  : PID 0x0240
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  OTHER    : PID 0x0a34 TYPE 0x0b
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  OTHER    : PID 0x0a35 TYPE 0x0c
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</pre>
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0x0209 is the video stream, 0x02a4 is the audiostream.
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An unverified patch to get audio:
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<pre>
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Index: libs/libmythtv/mpeg/mpegtables.h
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===================================================================
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--- libs/libmythtv/mpeg/mpegtables.h    (revision 14618)
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+++ libs/libmythtv/mpeg/mpegtables.h    (working copy)
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@@ -155,6 +155,7 @@
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    {
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        return ((StreamID::MPEG1Audio == type) ||
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                (StreamID::MPEG2Audio == type) ||
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+                (StreamID::MPEG2AudioAmd1 == type) ||
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                (StreamID::AACAudio  == type) ||
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                (StreamID::AC3Audio  == type) ||
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                (StreamID::DTSAudio  == type));
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</pre>
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This ubuntu [https://launchpad.net/~paul-kcbbs/+archive/ppa patch] enables playback of the interlaced h.264 streams used in Norway and New Zealand (including LATM AAC audio stream support)
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[[Category:Incomplete]]
 
[[Category:Incomplete]]

Latest revision as of 16:24, 4 February 2014

In 2007, Norway got it's first digital terrestrial tv-network, DVB-T. The operator, Norges televisjon (NTV), chose to use H.264 and HE-AAC to support more channels than if using MPEG2.

MythTV can record and playback the Freeview broadcasts from NRK and can also use the 7 day EPG.