Infoseite // What is worse: re-interlace or de-interlace?



Frage von Britta Leuchner:


Hello,

a short and succinct question:

Which is worse: Progressive Material in order to interlace it with others using material interlaced together (DVD?), Or deinterlace interlaced material, so do the other way compatible?

After my last test it looked as if the material is sustainably progressive interlaced, no real visible damage increases, although the de-interlace of interlaced material (ie, towards progressive) known manner with a sharper loss is associated.

Am I correct?

Thanks, and nice greeting

Space


Antwort von TheBubble:

When progressive recordings were not with the double frame rate were included (50 or 60 fps), so that may be required for each field a real frame, then we can make no real interlaced material.

If the frame rate when recording, however high enough, then it is comparatively easy to draw it into a interlace version.

Space


Antwort von Pianist:

"Britta Leuchner" wrote: After my last test it looked as if the material is sustainably progressive interlaced, no real visible damage increases, although the de-interlace of interlaced material (ie, towards progressive) known manner with a sharper loss is associated.
So I can not see you mentioned of the loss of sharpness, if I let my shots from the deinterlace Procoder. Perhaps there are good and better deinterlacer ... :-)

Matthias

Space


Antwort von Britta Leuchner:

Well, but if bildern half out of two one is made, but that would mean reversing the circuit to be made from a half-images of two or fullscreen? Somehow that sounds to me in both directions after an apparent manipulation of the optical pixel arrangement, as there're no pixel-perfect edges with which we deal in footage.

Say - the attention and her interlace would cause but actually a loss of quality? How visible is the mag safe s.hardware / software and ensure the test options are synonymous. Once your answers now sounded not thereafter.

For me, the First of words, am I subject to one flaw ... or?

Love Greetings

Space


Antwort von TheBubble:

"Pianist" wrote: Perhaps there are good and better deinterlacer ... :-)

There are significant differences between the various procedures.

"Britta Leuchner" wrote: Well, but if bildern half out of two one is made, but that would mean reversing the circuit to be made from a half-images of two or fullscreen?

No,) two frames (full-screen images are two fields (the new in a frame) are combined.

If one has deinterlacing so that the resulting frame rate than the PLAY corresponding fields (and not the original frames, in which two fields are combined), then you could actually convert any number of times out and her as long as you pay attention, that at least every 2nd Receive line remains unchanged.

Since in practice it should work in the creation of interlaced material a low-pass filter to avoid the formation of edge flares to the (a result that for a change, eg starting of 50p, just do not get changed every 2nd row) is , this is when using such a filter is not possible.

Space





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