cropping with 4:3 aspect ratio

I have a 1920x1080 video that I want to crop to a 4:3 aspect ratio.

I'm working with compressor 3.


When I set "crop original" to "4x3 1,33:1", I cannot manipulate the cropping. It is fixed to left=240, right=240, top=0 and bottom=0.

This results in 1440x1080 4x3, that's correct. But what I'd like to do is crop the top and bottom, too, while keeping the 4:3 aspect ratio.

User uploaded file


How do i do that?


When I set "crop original" to "custom" (I hope I translated that correctly), cropping left, top, right and bottom is possible. I manipulate the red rectangle in the preview window and the cropping changes accordingly. Now how do I tell compressor to keep the 4:3 aspect ratio while manipulating/zooming with the red rectangle? I don't want to calculate the cropping, this is way too cumbersome.

User uploaded file

Posted on Dec 6, 2014 3:32 AM

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2 replies

Dec 6, 2014 11:04 AM in response to p8guitar

To elaborate on my answer this morning (I was running late to a meeting):


Once you know the cropped height, you could let the app do some of the math by choosing Custom 4:3 in Dimensions and entering the new number. t will calculate the width for you. Then in the Crop section you need to enter the difference between your source frame width (1920) and the width that Compressor calculated and then divide the difference by two to get the other padding value.


There is, unfortunately, no completely automatic way that I know of to do it.


Russ

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cropping with 4:3 aspect ratio

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