[mythtv] Re: Software AC3 decoding when watching TV
Tj
htpc at treblid.dyndns.org
Wed Dec 15 11:12:23 UTC 2004
>I'll have to correct myself right away.
>
>At least in ATSC content AC3 frame begins just after PES headers, in
>DVD there seems to be a four byte header in front of the AC3 frame.
>Ffmpeg seems to be expecting this header and not AC3 frame straight
>away so it does not recognise these. I don't have any dvd
>documentation so I cannot confirm this. Just some conversations on
>the 'net. :)
>
>
>
Hmm.. is the format used in DVD the same as DVB and ATSC?
>AC3 frame begins with (0x0b 0x77) so we I'd guess we have to modify
>mpegps_read_packet and mpegps_read_pes_header to take this into
>account.
>
>
I'm still trying to figure out how those two functions work.. :p Kidda
hard when trying to watch TV (with Myth) and working on this at the same
time.. :(
Thanks for helping me solve this problem...
Regards.
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