resizing for con

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Ninjafox
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Location: Australia, NSW
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resizing for con

Post by Ninjafox » Sun Jul 24, 2005 3:31 am

When i uploaded my amv onto the org. it was 512x288 (w x h). Im going to enter that video in a con and they said the minimum resolution has to be 640x480. When i used the AMV calculator my final results for the avisynth script was:

Crop(8,0,-8,-0)
LanczosResize(544, 304)

how do i get my vid to 640x480 ? o.O

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Qyot27
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Re: resizing for con

Post by Qyot27 » Sun Jul 24, 2005 4:13 am

Ninjafox wrote:When i uploaded my amv onto the org. it was 512x288 (w x h). Im going to enter that video in a con and they said the minimum resolution has to be 640x480. When i used the AMV calculator my final results for the avisynth script was:

Crop(8,0,-8,-0)
LanczosResize(544, 304)

how do i get my vid to 640x480 ? o.O
Use this script:

LanczosResize(640, 368)
AddBorders(0, 56, 0, 56)

There's no need to use Crop if the sides of your video don't have black borders. Even then, it doesn't always require 8 off of each side. But that'll output a 640x480 picture with letterboxing.
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bum
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Post by bum » Sun Jul 24, 2005 7:37 am

If you've still got the original source footage and the project file, just re-create the thing at dvd resolution. Your avoiding an extra round of compression and you'l hae a higher resolution image. So you'l get a much sharper image.

Ninjafox
Joined: Mon Nov 10, 2003 3:49 am
Location: Australia, NSW
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Re: resizing for con

Post by Ninjafox » Sun Jul 24, 2005 10:23 am

Qyot27 wrote: Use this script:

LanczosResize(640, 368)
AddBorders(0, 56, 0, 56)

There's no need to use Crop if the sides of your video don't have black borders. Even then, it doesn't always require 8 off of each side. But that'll output a 640x480 picture with letterboxing.
thx, i got the new script in Vdub now but my problem now is compressing. I tried to compress to Xvid and on my 1st pass i got 110 megs. On the 2nd pass i got 93.2 . Is that still to big for a con ? I atleast wanted to get something between 80-90 or lower. Is there any other possibility?
bum wrote:If you've still got the original source footage and the project file, just re-create the thing at dvd resolution. Your avoiding an extra round of compression and you'l hae a higher resolution image. So you'l get a much sharper image.
i deleted the source footage and my project file *bangs head on table* but i needed too for hard drive space. But im getting a new hard drive in a day or two.

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Scintilla
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Post by Scintilla » Sun Jul 24, 2005 12:15 pm

Unless the con rules say something specific about file size, there's no such thing as "too big for a con". Many contest rules specifically state that they'd prefer big files over low video quality.
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