Infoseite // With HV 30 directly to hard drive recording



Frage von Jitter:


The Canon HV 20/30 give the camera via firewire signal that no preference whether the playback, recording, or simply without a tape in the camera position is switched on. So it is no problem, a longer recording it on the hard drive of a laptop to write. The laptop has not even been able to play HDV unnecessary. With HDVSplit as you can during the recording capturing at very low system performance. To edit the whole thing to the average PC. How to get to the tape recordings in long-term change around walnut and dropouts are not sure.
That is what I've found.
Now I am looking for a cheap and simple solution to the direct storage without a PC / laptop. The already existing solutions, I know, they are simply too expensive.
Has anyone any idea how to get over without a PC into a Firewire hard drive or an SD Card can be used for recording.

Space


Antwort von unodostres:

Hi,

tell me with what data is there because when you direct writes to hard drive? The 4:2:0 data coming but as far as I know only be because the HV30 records to tape. Accordingly, it is hard to Direct-Recording solution but 4:2:2 record, right?

I'm interested in this because I s.and be synonymous Chromakey and kicked me as would be the very opposite 4:2:2 recording.

I think the cheapest solution would be a laptop. I do not think it is a special hard drive controller with, and FireWire is INPUT. Definitely not affordable for Money.

Space


Antwort von WoWu:

@ Jitter

This is only with camcorders from their menu to an external synonymous plate can be addressed, such as with the Panasonic HVX200, because the file you need management.
Also, a PC makes the normally without capture program.

@ Unodostres
The FW interface, the coded signal .... So already in 4:2:0.
What you want is the signal before MPEG encoding. That put some cameras on s.SDI output.
You could translate it with an HDMI output try s.dem sometimes synonymous the signal is applied before the encoding is obtained.
Sometimes as synonymous but signals that are parallel to the monitor may be. They have not only a lower Resolutionsondern synonymous nor the GUI in the Picture ... (eg the Canon MarkII)
But s.FW get in no case a 4:2:2 sampling for a HDV camera supplied.
It is questionable anyway, whether a 4:2:0 sampling initially made about 4.2:2. More likely is that the appropriate number of samples from the same sensor in 4:2:0 be interpolated.

Space


Antwort von KlausZ:

I assume, for a Canon XH-A1 is not the same? XH-G1 more likely because they have a SDI output has?

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Antwort von WoWu:

With the SDI output, you have a good chance s.ein 4:2:2 signal to come, (but probably more s.ein 4:4:4) because, as I said, this is slightly dependent on Signalprozessing.
This is a 4:2:2 or 4:4:4 is present, already provides the interface specification, but whether as synonymous 4:2:2 "it" is, of course that is the exciting question.

Space


Antwort von unodostres:

The HV30 has unfortunately no SDI output.
Good you could possibly via the HDMI interface to make but since then it needs an expensive card and cut something there is not yet synonymous for laptops. Shame on you!

Space


Antwort von WoWu:

And you do not have the guarantee that at least the expected synonymous HDMI Farbsampling adjoins 4:2:2 heist because so still not that synonymous since the Resolutiondrin is because of 4:2:0 to interpolate, it is not over 4 : 2:2 but refers the Farbsamples directly from the sensor signal 4:4:4. And out of 4:2:0 is never more a 4:2:2 signal ... Farbsamples only more, but in no case more of the accuracy of 4:2:2 can meet!
So just because it stands as 4:2:2, it does not mean that you have a better keying so how.

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