[mythtv-users] Comcast MPEG4 requirements?

Nick Rout nick.rout at gmail.com
Thu May 12 20:49:05 UTC 2016


On Tue, May 10, 2016 at 7:44 PM, Joseph Fry <joe at thefrys.com> wrote:

>
> I am not sure what the concern is about in this thread. People outside
>> North America have been getting mpeg4/avc/h.264 (whatever you want to call
>> it) for years.
>>
>> Yes nVidia hardware decodes it.
>>
>> Hell even raspberry pi hardware decodes it.
>>
>
>
> Simply saying that MPEG4 works because it's used elsewhere is making a few
> big assumptions.  US service providers do things all the time (sometimes
> even ignoring laws) to prevent fair use of content.
>
> I think everyone is aware that MPEG4 decoding works... the concerns from
> the US side are:
>
> - that capture hardware targeting the US market may only be designed for
> MPEG2 (not likely since it's just a binary stream dump in most cases, but
> possible)
> - that the cable providers themselves may do things that impact MythTV
> (set copy protection flags, use non-standard encoding, etc)
> - that the equipment furnished by the providers (cable cards/boxes) may
> not be compatible after the change, forcing folks to get new equipment that
> may not be compatible with their setup, or require additional effort (new
> channel change scripts, blaster configurations, etc).
> - that processing the new recordings (comm flag, transcode, etc) may
> require more resources or be slower.
> - that the company's tech support is completely clueless about the changes
> and cant support users with issues
> - etc.
>
> I suspect that everyone expects that it will work,but it's still
> comforting to hear from those who are being upgraded to MPEG4.
>
>
>

You and the other person who responded ot my post bring up good points. I
think that the transcoding may indeed be a problem, although there are many
past threads on here dealing with it.



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