RE: Video ripping question?

["Phil Harris" <phillip.harris1@xxxxxxx>]

Cheers Ian ...

Phil

> -----Original Message-----
> From: Ian Lowe [mailto:ian@xxxxxxx]
> Sent: 21 February 2001 08:13
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Video ripping question?
>
>
> > OK Ian ... you seem to know your stuff on this and we've
> touched on this
> > before.
>
> Yeah, it comes up every now and again. It's this whole idea
> of a home media
> server/entertainment appliance.
>
> > Some people seem to love the ATI All-In-Wonder 128 card and
> some reckon it
> > sucks ... as before I'm still trying to spec out a machine to
work
> primarily
> > as an image processing machine (for digital stills) and for
> use as a hard
> > disc recorder.
>
> The thing I have noticed, and left out last night on account
> of sleep, is
> that thos who dislike it tend to be using ATI's own codecs
> for capturing.
> whilst these produce reasonably small files, they also reduce
> eveything down
> to 12-bit colour, which has a noticeable degradation.
>
> I use CUY2 as my primary format (I think. It might be CUYV. I'll check
> tonight)
>
> > Hard disc space won't be an issue but image quality is ...
> I'm looking at
> > wanting to use full frame (which when I used to program
> video graphics
> meant
> > 768x574 resolution for PAL) and without dropping frames ... I'm
also
> looking
> > for DVD (or better) quality. This would be used with a CRT
> projector on a
> > 7ft wide screen and I can promise you that even S-VHS is
> unwatchably bad
> > when blown up that big!
> >
> > Is the ATI up to that? I've been told to try the Matrox
> G450 TV card but
> > haven't been to look yet.
>
> Probably not, but it's highly unlikely that >any< solution
> will deliver that
> sort of quality except from analog terrestrial. Standard VHS VCRs only
> deliver half PAL resolution, at 270 or so lines, and sky
> digital (which is
> my usual capture source) has considerably MPEg artifacting
> already present
> in the video, which does look a bit ropey on a large screen if you are
> looking for it.
>
> That leaves DVD as a source, and to my mind, a moot one: if
> you already have
> the DVD, why would you put up with any reduction in
> video/audio quality
> rather than just watch the original?
>
> As always, however, these things are a personal opinion, and
> certainly not
> gospel. There are not, however, many good sites about video
> capture etc.
>
> Ian.
>
>
>
> > Phil
> >
> > > -----Original Message-----
> > > From: Ian Lowe [mailto:ian@xxxxxxx]
> > > Sent: 20 February 2001 22:03
> > > To: ukha_d@xxxxxxx
> > > Subject: Re: [ukha_d] Video ripping question?
> > >
> > >
> > > Hardware:
> > >
> > > ATI All-in Wonder 128 Pro. The same capture chipset as the
> > > Radeon, half the
> > > price.
> > >
> > > MPEG capture cards blow. you don't >want< MPEG-2 You
only need to
> > > use it if
> > > you are going to VCD. as you aren't, you would be better
with:
> > >
> > > Codecs:
> > > depends: if you are happy with .asx as a file format,
download the
> windows
> > > media encoder tools, and use the MPEG4v3 Codec. If you
> would prefer .avi
> > > (which I recommend) then you should use the DivX ;-) be
> careful not to
> use
> > > Angelpotion, as it is rather broken.
> > >
> > > To do the actual capture use VirtualDub, and use the
internal
> > > capture engine
> > > rather than the AVI compatibility mode.
> > >
> > > I use settings of:
> > >
> > > 400x300, 25fps compressing straight to DivX using the fast
motion
> > > codec with
> > > a keyframe every second, and a max bps setting of 2100.
> This captures an
> > > episode of "The Simpsons" at a quality far in
excess of my VCR.
> > >
> > > I don't compress the audio during capture, but capture
> stereo CD quality
> > > (172kbps) then compress it down to a DivX 8kbps (about as
good as
> 128kbps
> > > MP3 for normal dialog)
> > >
> > > After full compression, I can fit a simpsons episode at
> VHS quality into
> > > about 70Mb of diskspace (that's 22 minutes btw)
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> >
> >
> >
> >
> >
>
>
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