Question / Help Base resolution

BPSlays

Member
I have a game source which the native resolution is 1600 x 900, but i want to stream in 1280 x 720. Would it look better setting my base resolution to 1600 x 900 and downscale with lanczos, or just set my base resolution to 1280 x 720 in the first place and just shrinking the game with scene edit?
 

dodgepong

Administrator
Community Helper
You can always try both and decide for yourself. I believe that "technically", setting your base resolution to 1600x900 and downscaling with Lanczos is better.
 

vbdkv

Member
Downscaling will give you the best performance. You are basically cutting away pixels which in return will put much less load on your processor when it's doing the encoding. Downscaling will decrease overall quality though but not so much that it becomes an issue. Only if you play games with tiny text does it become a problem as it will be almost completely unreadable. If that occurs then it's much better to capture and encode at base resolution with no downscaling at all.
 

FerretBomb

Active Member
Use the downscale dropdown box, rather than stretching sources down to fit, if possible. It gives better quality and is more efficient as well. I've tried both ways and it's a subtle difference, but the dropdown downscaler is a higher quality downsample than the stretch-down (which is pretty low-quality in comparison).

Only time to use smaller than your native desktop resolution is if you're using a capture card and the game source is smaller... at that point setting a matching base resolution and stretching the rest of the scene's items down to match would probably give a better game image, sacrificing your overlays/other captures a bit.
 
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