Infoseite // Still prevent image flicker



Frage von Alex_HH:


Hello,

I have a problem with photos that I have a film project inserted.

I cut with Vegas Movie Studio Platinum my HDV 1080i movies. Now I have added photos and in this reingezoomt (by Keyframe ... - as is the technical term?).

As mpeg2 in HD resolution provides for the material s.meinem LCD computer monitor from tiptop as wmv material 720p25 synonymous. If I do, however, in standard Auflöung on DVD and then burn s.einem tube TV set, some details fibrillate (waves in the lake) when zooming strong.

Is this now s.Interlacing or s.dem downscaling to SD and there is a possibility that, on average, have to prevent it?

Did the DVD yet s.LCD tested. Again, the photos flicker when zooming.

Have read the forum here that the vertical sharpness may diminish somewhat. Would that have the solution? And can do my little Vegas?

Thanks for a good tip!

Have fun!

Space


Antwort von tommyb:

Yes, it flickers because of the interlacing.

There is no real workaround, because now times photos are still images.

Spontaneously I would Bewegungsunschärfe or invade Noise. That could be the edge flicker slightly. Also, a scale with a slightly "softer" would be conceivable.

Maybe you should take a very slight Gaussian Blur to create the photos.

Space


Antwort von Alex_HH:

@ Tommyb

Thanks for your tip! I'm still quite s.Anfang with image editing and learn all the time yet.

How am I to scale with a "softer"?

I understand you correctly, so that the flicker from a combination of the scaling and the (interlace)-zoom in the picture still comes from? Could this be possible or by rendering full price?

Thanks again for your info.

Space


Antwort von B.DeKid:

Think it's rather s.Pixelverhältniss.
Do you have the photos in PS than video created with?

MfG
B. DeKid

Space


Antwort von domain:

Tommyb has correctly described it: regardless of SD or HD is available in i-formats for some photos with sharp lines of an unavoidable edges fibrillation, which is a slight blur somewhat mitigated, but can not be eliminated.
Only one off in a progressive format eliminates this effect, all with various NLE themselves tested.

Space


Antwort von Alex_HH:

"B. DeKid" wrote: Think it's rather s.Pixelverhältniss.
Do you have the photos in PS than video created with?

MfG
B. DeKid


PS? That means maybe Photoshop?

I have just the photos from the Explorer into a (video) Track withdrawn.

With me is flickering the moving water, if I enter the Picture reinzoome it flicker and very fine lines on a different picture. But synonymous here, "zoom", I (as does the technical term because when I open the Keyframe tool do?) In the picture into it. And the lines (and edges) is indeed changing with each (half) building its position.

Bilde me that the effect s.Röhrenfernseher and scaled synonymous s.LCD is stronger.

Thank you investigated, together with me .....

Space


Antwort von B.DeKid:

"Alex_HH" wrote: ...
PS? That means maybe Photoshop?

.....


Jup so is the ... ok, then test times using Progressive output of the others as the said report and thereafter times.

MfG
B. DeKid

Space


Antwort von Alex_HH:

So! Did the film now as 720p25 wmv file rendered. Since nothing flickers on my computer monitor (LCD).

Then this is probably actually s.der interlace technology. Can I have DVDs in progressive render synonymous?

Or would not, because my back interlaced TV pictures of it make?

Space


Antwort von Marco:

There are movie studio for a legal-click option called "cut edges fibrillation, the effect reduces cilium.

Get to the clips in the timeline, right click and select from the right click menu "Switch" -> "edges to reduce flicker.

If that was not raised, you can still synonymous additional quality rendering of "optimal" to "good" change. Then, another algorithm for the scaling used. However, would this affect the overall project impact.

Another option in Movie Studio is the "Gaussian Blur" with only minimal values for vertical and effect.

Marco

Space



Space


Antwort von Alex_HH:

Have any tips to heart here, thank you for ever.

When I 1440x1080x32; 25.000 i render as mpeg2, it looks good now synonymous. If I do, however, scale to SD DVD format, the flickering edges.

It falls on me that my (flickering) Still Image 3072x2048x24 is so original. Could it get anywhere if I runterskaliere before the photos, depending on what I regard as an output format plane?

I try it a try!

Space


Antwort von Marco:

You can still synonymous following: First, render the project to an AVI DV PAL (50i widescreen). Put these PAL DV clip again in the timeline and turn now to the option "Reduce flickering edges" to. This project will be MPEG-2 with the PAL DVD template render.

The photos before importing to scale, may but need not necessarily be better, what the edges flicker concerns. One attempt, it is all worth. It is better in any case for the memory capacity of the project, because high-resolution photos in Movie Studio devour much memory. If thou then zooms or pans within the photos as you would like to create animation, this is a less good idea because you mean resolution verschießt buffer.

Marco

Space


Antwort von Alex_HH:

So the scaling of the photos in my opinion has nothing.

Then I'll try the other option ... What is the trick with the double rendering? What happens here with the pictures, or the edges?

Space


Antwort von Alex_HH:

@ Marco

So! Do so now 2x rendered, as recommended. The edges flicker is actually completely disappeared, however, I myself, that for the overall image quality is worse. But you can not have everything ....

Thanks for your tips and your attention!

Space


Antwort von Marco:

"However, I myself, that for the overall image quality is worse. But you can not have everything ..."

That is correct. Through this process, the entire vertical resolution reduces. But in scaling down the solution to this problem is always a delicate balancing act, especially when the original HDV Project high-resolution still images with drinstecken. The quality is still a bit more resolve, but the effort that is synonymous correspondingly greater.

Marco

Space


Antwort von Colo:

Already have a lot of zoom in with the photos in different slide show and video editing programs and have never experimented a generally satisfactory solution is found. Set only a very sparse, so for example photos without straight edges, very slowly and only for a short zoom. Succeeds much better zooming as synonymous called shots with a video camera! Greeting Colo.

Space





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