Infoseite // As: of DigiBeta in the PC



Frage von detector77:


Hello folks!

I want to get DigiBeta footage into the PC. In the home studio. And synonymous only 1x. Therefore, I thought I'd borrow a SonyDVW 510P or SonyJ3A synonymous (if the costs EUR 500).

But now, how's it going next?

Lead:
Ok-worst case of composite video, but that is only possible with a video board (which I did not).
The players have SDI? But what does that mean?
I come next with Firewire? Did they do that??

Codec on your PC:
Keep only with freeware tools in the open source waters. MPEG-2 video so that leaves out (or not?). Good, I fänd the MPEG-4 container, but how is that exactly.
The min DigiBeta material needs to on the PC. DVD-quality finish, so data rates over 2MBit. But somehow it leaves me here ...

Please write me, as you would the tinker. What software would you recommend it step by step, etc. And yes, DigiBeta is imperative the source! ;-)

Space


Antwort von Marco:

I have the impression that in your case being dubbed via composite or Y / C interface is quite sufficient.

Marco

Space


Antwort von PowerMac:

At best, 10-bit uncompressed capturn in 4:2:2. Direct via SDI.
Da gibts cards that cost 300-1000 EUR.
http://de.wikipedia.org/wiki/Serial_Digital_Interface

I would irgendnen buddy from television to ask if he simply ner of Digibeta VTR during the lunch break on ne (mini) DV dub. Everything else costs money properly. Digibeta cut as Mpeg2, that hurts ...;)

Space


Antwort von detector77:

Quote: At best, 10-bit uncompressed capturn in 4:2:2. Direct via SDI.
Da gibts cards that cost 300-1000 EUR.


This pleases me very well, because then the data are available unchanged in the calculator. Did you buy recommendation on ne ne midrange card that I can probably get on eBay?

Quote: I would irgendnen buddy from television to ask if he simply ner of Digibeta VTR during the lunch break on ne (mini) DV dub. Everything else costs money properly. Digibeta cut as Mpeg2, that hurts ...;)

What does it hurt here? Software costs, data ,...?

In what format the video data is actually coming to the PC via SDI? Is it any MPEG - then I will come next with VirtualDubMod. MXF was bad because it because I know this is not a freeware library. Courtesy is unfortunately not watching TV ...

If I could access the data with VirtualDub, I would put them in good quality as in any container format. Suggestions?

Space


Antwort von PowerMac:

Decklink II for 280 euro
http://www.freytag.de/default.htm?/profi/bmd_decklink.htm

Space


Antwort von PowerMac:

The data come in with 20-30 MB / S uncompressed.

Space


Antwort von mdb:

[quote = "detector77"] Quote: In what format the video data is actually coming to the PC via SDI? SDI: up to 270 Mb / s, 4:2:2
DigiBeta: 120 Mb / s compressed 4:2:2 (but not MPEG-2, which is then with IMX at 50 Mb / s)

Space


Antwort von detector77:

I'm confused:
Quote: DigiBeta: 120 Mb / s
and
Quote: 20-30 MB / S uncompressed
like now?

20-30MB / s I would have then for 1min. Material about 2GB data lie, uncompressed RGB? Or how.
Or is it a proprietary format with 20-30MB / s compressed (= 120MB / s uncompressed?)

And how is it next? War I to grips with VirtualDubMod?

Thanks again!

Space


Antwort von PowerMac:

"detector77" wrote: I'm confused:
Quote: DigiBeta: 120 Mb / s
and
Quote: 20-30 MB / S uncompressed
like now?

20-30MB / s I would have then for 1min. Material about 2GB data lie, uncompressed RGB? Or how.
Or is it a proprietary format with 20-30MB / s compressed (= 120MB / s uncompressed?)

And how is it next? War I to grips with VirtualDubMod?

Thanks again!


Afaik it's uncompressed 10-bit at around 30 mb / s.
Internal Digibeta has less bandwidth. When dubbing, but there are about 30 mb / s.

Space



Space


Antwort von beiti:

Quote: I would irgendnen buddy from television to ask if he simply ner of Digibeta VTR during the lunch break on ne (mini) DV dub. I hold synonymous for the best solution as long as the dubbing is at full digital level. If MPEG2 with 2 to 9 Mbps is the target (DVD), you have with DV as cut material enough quality reserves and thereby add a tolerable data rate than the original material, which is compatible with all editing software.
The extra effort to cut DigiBeta in original quality, would be disproportionate to the potential quality improvement is possible (unless you want to still carry out extensive color correction).

This applies, of course, everything just in case that s.end best DVD quality is needed.

Space


Antwort von Marco:

"Or is it a proprietary format with 20-30MB / s compressed (= 120MB / s uncompressed?)"

That was certainly the beginning of a typo and should read the DigiBeta format is not 120 MB / sec, but 120 Mbit / sec.

"Do I get to grips with the with VirtualDubMod?

The problem is less the non-compressed material relating to the format, and VirtualDubMod, but much more so the high data rates that are incurred in the processing of uncompressed material. With normal hard disks is no longer reachable fluid playback. There has been a rapid raid ago.

Marco

Space


Antwort von detector77:

Even if we'd all like fast RAID ...

Edit the media in the DigiBeta data rate (20-30MB / s and 120MBit / s) is not at the target.

Rather, the material is just sort of the Digibeta into the PC in order then to MPEG-2 etc. With around 8000kbps to convert.

For this, I just need the procedure. Loss of quality is OK. But the data should still be manageable and with VirtualDubMod to convert.

As I said: MiniDV at the sender is not in it!

Currently, however, so I test it: Uncompressed RGB material of a MiniDV) (as a simulation of the DigiBeta material; open with VirtualDubMod and start frame server, and then with TMPGEnc in a VBR MPEG-2.

Space


Antwort von Markus:

"detector77" wrote: As I said: MiniDV at the sender is not in it!
Officially, the number of operators to say, but then it suddenly looks quite normal at ZDF, the spook-Sony MiniDV tapes (consumer!). ;-)

Quite a few free produce on DV and then to copy it on BetaSP or DigiBeta, so true producer and channel their appearance. If the material is not critical as regards the difference Farbsamplings, then realizing the synonymous None.

Aside of the many great compression artifacts when you switch views after midnight, the private sector. Because sometimes Hi8 would have been even better. ;-)

Space


Antwort von beiti:

Quote: Edit the media in the DigiBeta data rate (20-30MB / s and 120MBit / s) is not at the target.
Rather, the material is just sort of the Digibeta into the PC in order then to MPEG-2 etc. With around 8000kbps to convert.
For this, I just need the procedure. Loss of quality is OK. But the data should still be manageable and with VirtualDubMod to convert.
As I said: MiniDV at the sender is not in it!
DV is still the ideal intermediate format for your purpose, no preference whether directly through the detour of a MiniDV cassette or on DigiBeta player via analog-DV converter box into the PC. Onto the DV format are now interpreted times all popular video editing programs, so that the cut runs thus relatively smoothly. Encoded in MPEG2 is only the very end.

If you do not have a buddy at the sender is, the thing costs money - whether for equipment rental or for dubbing. Since the player already s.sich rent is expensive and would require further purchases () at least one converter box, the dubbing will be cheaper - and synonymous for practical reasons I would prefer the dub to mini-DV.

What does a professional dubbing of Digital Betacam to DV, of course, depends on the yardage from the material. With 200 ¬ for 1 hours you have to expect even) (Graduated prices.

For capturing, editing and encoding, I would be an SE version of buy Pinnacle Studio 9 (< ¬ 10 on eBay). This is a useful editing program, and synonymous to the MPEG2 encoder of Pinnacle brings good quality. I can not imagine that there VirtualDubMod can keep up.

Space


Antwort von camworks:

@ detector:
ahso, minidv is not in it, but as a composite of well capture mpeg?
which must indeed be true specialists who gave you those tips.

Now I'll give you times nen tip:
leave it to dv / convert minidv, the quality is far better than anything you get with rausgedudelt composite. completely no preference, with which thou captures data rate. Composite is just garbage and shit, because your turn to shake gibts nix.

Space


Antwort von beiti:

The 200 ¬ per hour, I had a high-priced copy the work list. I just discovered that it is synonymous cheaper. Stonehead for example, requires 60 minutes of DigiBeta to DV only 53,40 ¬. Because you can not really complain.

Space





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