Maybe this help you a bit. it is the Image # requirements for veer
JPEG photos and illustrations
* Resolution: Minimum 1600 x 1200, preferred 3000 x 2000 or larger
* File size: Minimum 700 kilobytes, preferred 1 megabyte or larger, maximum 20 megabytes (compressed file sizes)
* Color profile: sRGB or Adobe RGB 1998
* Save at quality level 9 (strikes a good balance between file size and file quality)
* Balanced highlights and shadows
* Avoid upsizing files more than 5% from the original in-camera resolution
EPS vector illustrations
* Maximum Artboard Size: 18 inches (1296px) by 18 inches (1296px) @ 300 ppi
* File size: Preferred 300 kilobytes or larger, maximum 20 megabytes
* EPS format, AI8 compatible
* No open paths
* Avoid gradients that may limit editing flexibility in some software