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)
 
Line 1: Line 1:
 
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)
+
MythTV can record and playback the Freeview broadcasts from NRK and can also use the 7 day [[EIT|EPG]].
 
 
According to the ''scan'' program, the channel NRK3 has the following streams:
 
 
 
<pre>
 
PMT 0x0109 for service 0x0067
 
  OTHER    : PID 0x0209 TYPE 0x1b
 
  OTHER    : PID 0x02a4 TYPE 0x11
 
  OTHER    : PID 0x0a2b TYPE 0x05
 
  SUBTITLING: PID 0x025c
 
  SUBTITLING: PID 0x025d
 
  TELETEXT  : PID 0x0240
 
  OTHER    : PID 0x0a34 TYPE 0x0b
 
  OTHER    : PID 0x0a35 TYPE 0x0c
 
</pre>
 
 
 
0x0209 is the video stream, 0x02a4 is the audiostream.
 
 
 
An unverified patch to get audio:
 
 
 
<pre>
 
Index: libs/libmythtv/mpeg/mpegtables.h
 
===================================================================
 
--- libs/libmythtv/mpeg/mpegtables.h    (revision 14618)
 
+++ libs/libmythtv/mpeg/mpegtables.h    (working copy)
 
@@ -155,6 +155,7 @@
 
    {
 
        return ((StreamID::MPEG1Audio == type) ||
 
                (StreamID::MPEG2Audio == type) ||
 
+                (StreamID::MPEG2AudioAmd1 == type) ||
 
                (StreamID::AACAudio  == type) ||
 
                (StreamID::AC3Audio  == type) ||
 
                (StreamID::DTSAudio  == type));
 
</pre>
 
 
 
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)
 
  
 
[[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.