Video is stretched

#21
by Rumaben - opened

I'm having some issues with stretched video's. Not sure if the workflow or the model merge is at fault.

Maybe it's just me generating at wrong resolutions. Is using values divisible by 32 still recommended with this workflow? Is 16:9/9:16 preferable?

This is with t2v.

Lightricks write:

"Width & height settings must be divisible by 64. Frame count must be divisible by 8 + 1."

Other workflow say 32+1 (for w/h). It's a bit confusing haha. :D I guess as long as the resolution values are divisible by 32, 64 or 128 it should be fine?

After doing some testing it seems around 1152x1344 is the limit of how high I can set the resolution (it least with vertical videos) before stretched videos and duplication happens. kept a 192 value difference between the two sides like the workflow suggests. Hopefully this issue is fixable at a later date. I used the sfw model without loras.

Edit: Just did a longer 20 second video and 1152x1344 still stretches, so I properly have to go even lower.

Edit 2: 960x1152 is what I landed at today. It might still be a little high. I haven't done extensive tests. Seems a bit unreliable as to when the output distorts.

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