[mythtv-users] Recording HDTV shows to DVD

[Kyle Rose]

Brandon Beattie <brandon+myth at linuxis.us> writes:

> On Mon, Jan 17, 2005 at 11:50:15AM -0500, Kyle Rose wrote:
>> Roy Murphy <roy.murphy at gmail.com> writes:
>> 
>> > That's why I bought a dual-layer burner for my
>> > soon-to-be-built-I-hope Mythbox.
>> 
>> Combined with transcoding to MPEG4 at the same resolution (at
>> significant CPU cost, certainly) you should be able to store at least
>> two hours per dual layer disc.  Has anyone looked into this?
>
> Up to one hour per dual layer disk.  1080i is about 9GB/hr. 720P is like
> 7.3GB/hr.

9 GB/hr in MPEG4?  I see about 8 GB/hr in MPEG2 for 1080i content, and
MPEG4 is a much better codec (in terms of compression ratio) than
MPEG2.

Cheers,
Kyle