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10-06-2020, 02:47 PM
Kingliar Kingliar is offline
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Hi,

I’ll try to describe my issue :

Panasonic nv-fs200 —> s-video out —> Advc110 s-video in —> fcpx on a Mac Mini

- tape plays fine. Tried it on tv with 3 different vcr’s...Damn that looked awful
- video in fcpx looks ok. Noise/grainy but that’s to be expected I think.

Now, every 2-3 sec the video “stutters” in fcpx creating new video fragments. (Maybe it dropping frames? But it’s so regularly). Tbc turned on is making it actualiteit worse.

I also have the Elgato video capture. No stutter there.

Alle files are stored on an external thunderbolt 3 harddrive.

Anyone else experienced something like this? And maybe found a solution?
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  #2  
10-06-2020, 04:06 PM
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lordsmurf lordsmurf is offline
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VCR good.

ADVC not great, color loss, 4:2:0 PAL. Acceptable.

Elgato earned named "Elcrapo". Don't use.

Grain and noise made worse by ADVC. Gets blocky, too.

Panasonic VCRs too sharp by default. Grain, noise, halos. Slider less sharp.

NLEs like FCP do poor job of capturing.

"Stuttering" too vague. Sample clip needed.

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  #3  
10-06-2020, 05:13 PM
Kingliar Kingliar is offline
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Quote:
Originally Posted by lordsmurf View Post
VCR good.

ADVC not great, color loss, 4:2:0 PAL. Acceptable.

Elgato earned named "Elcrapo". Don't use.

Grain and noise made worse by ADVC. Gets blocky, too.

Panasonic VCRs too sharp by default. Grain, noise, halos. Slider less sharp.

NLEs like FCP do poor job of capturing.

"Stuttering" too vague. Sample clip needed.
Thanks for your quick reply.

Here are two clips :

I used the Elgato to maybe rule out the hard drive.
What capturing software for Mac is recommended ?

Sample clip FCPX : export file from, well, FCPX. "Stutter" Maybe not well notacible
Sample clip monitor : What I'm watching on the screen. Every 2-3 seconds the image stops very briefly and starts again.

Hopefully it good enough, if not, I'll try to get better examples tomorrow.


Attached Files
File Type: mp4 Sample clip FCPX.mp4 (34.91 MB, 3 downloads)
File Type: mp4 Sample clip monitor.mp4 (20.12 MB, 4 downloads)
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  #4  
10-06-2020, 05:43 PM
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lordsmurf lordsmurf is offline
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I see dropped frames

Panasonic has field TBC (multi-line TBC).

- Line/field TBC cleans the image.
- Frame TBC cleans the signal.
- You need both.

Frame TBC prevents dropped frames. Line/field does not. Signal issues cause dropped frames.

NLEs, again, really bad at capture. Many actually cause dropped frames.

HDD rarely issue. Nor RAM. Issue usually CPU. Per-core speed matters, saturation of data in the core.

Standard "lack of TBC" issue.
BTW, not just any TBC will work, you need non-flawed frame TBC made for consumer sources.

What is current hardware in use? NS-FS200 + ... ? Just VCR and ADVC card? If so, not good. This is what you should expect with just that pair of items.

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  #5  
10-07-2020, 01:09 AM
Kingliar Kingliar is offline
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Thanks,

I'm using only NF-FS200 + ADVC at this point.
What is recommended software for capturing?

With the "Elcrapo" there don't seem to be issues with frame dropping (I'm not going to use it). Is it probably the advc110 or FCPX (in combination with frame TBC) ...because if it's only the absence a a frame TBC, should I expect similar issues with the "Elcrapo" ?

-- merged --

I’m trying to understand why the advc110 and/or fcpx would be dropping frames...and the Elgato with it’s software seemingly doesn’t. Anyone?

Thanks
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  #6  
10-08-2020, 03:52 PM
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lordsmurf lordsmurf is offline
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1 - ADVC likes to drop frames more.
2 - NLEs are lousy at video capture, too much overhead.

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