[vdr] Burn-plugin-0.0.5 and AC3 Recordings

Thomas Müller Thomas.Mueller at chairos.com
Thu Mar 24 15:18:11 CET 2005


Carsten Koch wrote:

> Thomas Müller wrote:
> ...
>
>> I'll get the following error message from mplex:
>>
>> ERROR: [mplex] Can't find next AC3 frame: @ 555776 we have c0f8 -
>> broken bit-stream?
>>
>> I've searched the sourcecode of mplex and found the error message in
>> ac3strm_in.cpp.
>> The error occurs if the AC3-Syncword of the current AC3-Frame is not
>> 0x0B77 and the end of the stream is not reached.
>>
>> I'll assume that noad or vdrsync has currupted the AC3 stream, 
>
>
> I would exclude noad, since it does not touch the data.
> AFAIK, the only file noad *writes*, is marks.vdr, which does not
> contain AC3 data.
> vdrsync is a possible culprit, but it may also be a data error due to
> rain, etc.
>
>
>> because i have tried to demux the .vdr's with ProjectX and the AC3
>> causes no problems with mplex.
>> The DVD i've created with ProjectX was not playable in my Standalone
>> DVD nor with VDR's DVD-plugin.
>>
>> The question i have is:
>>     Is it currently possible to burn vdr-recordings with AC3 sound?
>>     And how do i do this?
>
>
> I have burned vdr-recordings with AC3 sound using the burn plugin
> successfully.
> I have not actually checked the AC3 sound (the DVD was a gift for someone
> else who does not currently have AC3 equipment), but at least the
> creation
> of the DVD did not crash.
>
> Carsten.

The strange thing is that VDR has no problems playing the files, so ill
assume that they are correct. (most of them at least)
I don't know what VDR does with the stream that there are no hearable
errors.
As far as i remember, there was really good weather that day ;)

regards Thomas



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