[Ffmpeg-devel] support for hddvd .evo files (mpg ps variant) in ffmpeg

[Nico Sabbi]

Ian Caulfield wrote:

> On 1/15/07, Nico Sabbi <nicola_sabbi at fastwebnet.it> wrote:
>
>>
>> M?ns Rullg?rd wrote:
>>
>> >>someone already uploaded it to MPlayer/samples/evob/
>> >
>> >
>> > OK, then I already have it.
>> >
>>
>> for the chronicle, the 0xbd->0xC0 substream contain ac3
>
>
>
> US patent application #20060182418 (which appears to be based on an older
> version of the HD-DVD spec, thus contains a number of differences to the
> current version) lists the following stream assignments for EVOBs:
>
> 0xe0 - MPEG2 primary video
> 0xe1 - MPEG2 secondary video
> 0xe2/0xe3 - H264 primary/secondary video
> 0xfd->0x55 - VC-1 primary video
> 0xfd->0x75 - VC-1 secondary video


this is extremely idiotic. reading specs seems to be a lost art

>
> 0xc0-0xc7 - MPEG primary audio 0-7
> 0xc8-0xcf - MPEG secondary audio 0-7


I wonder what they mean with primary and secondary

> 0xbd->0xc0-0xcf - DD+/E-AC3 audio
> 0xbd->0x88-0x8f - DTS-HD primary audio
> 0xbd->0x98-0x9f - DTS-HD secondary audio
> 0xbd->0xa0-0xaf - LPCM audio
> 0xbd->0xb0-0xbf - MLP audio
>
> 0xbd->0x20-0x3f - DVD subpictures
>
>
> These seem to be fairly compatible to DVD VOBs - the main note being that
> current encoding software seems to place plain AC-3 streams in the same
> stream id as E-AC3, I guess since AC-3 is forward compatible to E-AC3.
>
> Ian

nice to know; thanks;)

 
 
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