Which Userland Interface for USB Video Class Driver?

Markus Rechberger mrechberger at gmail.com
Thu Sep 25 02:37:47 UTC 2008


On Thu, Sep 25, 2008 at 4:34 AM, Intron is my alias on the Internet
<intron at intron.ac> wrote:
> Hans Petter Selasky wrote:
>
>>>
>>>  Instead, look at Jason Harmening's work on cx88 support:
>>>
>>>  http://lists.freebsd.org/pipermail/freebsd-multimedia/2008-September/009116
>>> .html
>>>
>>>  ... that's the future.
>>>
>>>  V4L2 has a well defined interface, and numerous applications
>>>  already support it. It's not tied to any particular hardware,
>>>  company, or chip so it's not going to die like bktr did.
>>>
>>>  IMHO, V4L2 should be the future for BSDs as well.
>>>
>>>  Implementing a V4L2-IOCTL interface would be a moderately difficult
>>>  but very rewarding project.
>>
>
> When talking about HDTV standards, as I know, there are quite a few
> versions on the world:
>
> Europe:        DVB
> USA:           ATSC
> Japan:         ISDB
> China:         AVS
>
> I wish there is no trouble in open source community against our Chinese
> standard AVS, which is friendly to hardware vendor and TV operator
> (very low charge for patent usage, and not to charge content
> maker/publisher and TV operator).

isn't it DMB-TH for China? I heard some rumors about other standards too lately
and that manufacturers are trying to push something else?

Markus


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