Difference between revisions of "Ac3overdvb-patch"

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(Preparation)
 
(initial)
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==Description==
 
==Description==
[[Image:(missing)-plugin.jpg|thumb|Screenshot]]
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The '''AC3overDVB patch''' for [[VDR]] sends digital audio data in AC3 and DTS format to the digital S/PDIF port of the DVB card. Therewith VDR has the ability to output Dolby Digital as optical or electrical S/PDIF signal.
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The digital S/PDIF port of the DVB cards is only capable of sending PCM data, so the AC3 data has to be encapsulated into a PCM stream. This digital audio data stream is then received and decoded by a external Dolby Digital receiver.
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{{Box Hint|
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Not all DD receiver are capable of decoding an encapsulated pcm stream.}}
  
 
==Hardware requirements==
 
==Hardware requirements==
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* DVB card with S/PDIF port
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* compatible Dolby Digital receiver (see hint)
  
 
==Software requirements==
 
==Software requirements==
  
 
==Installation==
 
==Installation==
See [[plugin installation]]
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If the patch is compressed you have to unpack it bevor
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<pre>
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gunzip patch
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</pre>
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Now you can install it with
 +
<pre>
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cd $SOURCEDIR/VDR
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patch -p 1 < /path/to/patch
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</pre>
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Note, VDR has to be recompiled now, see [[plugin installation]].
  
 
==Problems==
 
==Problems==
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{|
 
{|
 
| [1]
 
| [1]
| http://
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| http://www.muempf.de/down
| Plugin homepage
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| Patche homepage
 +
|-
 +
| [2]
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| http://www.muempf.de/down/DD-receiver-status.txt
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| List of compatible receivers
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|-
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| [3]
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| http://www.vdr-portal.de/board/thread.php?threadid=1206
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| another list of compatible receivers (german)
 +
|-
 +
| [4]
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| http://www.vdr-portal.de/board/thread.php?threadid=1958
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| AC3 with bitstreamout HOWTO and AC3overDVB Infos
 
|}
 
|}
  
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<!-- Link to german wiki page -->
 
<!-- Link to german wiki page -->
[[de:Hello-plugin]]
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[[de:AC3overDVB-Patch]]

Revision as of 19:58, 21 September 2004

Description

The AC3overDVB patch for VDR sends digital audio data in AC3 and DTS format to the digital S/PDIF port of the DVB card. Therewith VDR has the ability to output Dolby Digital as optical or electrical S/PDIF signal.

The digital S/PDIF port of the DVB cards is only capable of sending PCM data, so the AC3 data has to be encapsulated into a PCM stream. This digital audio data stream is then received and decoded by a external Dolby Digital receiver.

Hint

Not all DD receiver are capable of decoding an encapsulated pcm stream.

Hardware requirements

  • DVB card with S/PDIF port
  • compatible Dolby Digital receiver (see hint)

Software requirements

Installation

If the patch is compressed you have to unpack it bevor

gunzip patch

Now you can install it with

cd $SOURCEDIR/VDR
patch -p 1 < /path/to/patch

Note, VDR has to be recompiled now, see plugin installation.

Problems

Links

[1] http://www.muempf.de/down Patche homepage
[2] http://www.muempf.de/down/DD-receiver-status.txt List of compatible receivers
[3] http://www.vdr-portal.de/board/thread.php?threadid=1206 another list of compatible receivers (german)
[4] http://www.vdr-portal.de/board/thread.php?threadid=1958 AC3 with bitstreamout HOWTO and AC3overDVB Infos