Downscale multiple large files

Questions and postings pertaining to the usage of ImageMagick regardless of the interface. This includes the command-line utilities, as well as the C and C++ APIs. Usage questions are like "How do I use ImageMagick to create drop shadows?".
Posts: 6
Joined: 2020-03-04T11:55:05-07:00
Authentication code: 1152

Downscale multiple large files

Post by colorful »

How do I downscale multiple large files (10MB or more) to 75% of the original resolution?

My RAM cannot handle 10MB+ images.

Posts: 13034
Joined: 2010-01-23T23:01:33-07:00
Authentication code: 1151
Location: England, UK

Re: Downscale multiple large files

Post by snibgo »

If an image won't fit in your memory, it should still work, but IM will use disk instead of RAM so it will be slow.
snibgo's IM pages:

User avatar
Site Admin
Posts: 11254
Joined: 2003-05-31T11:32:55-07:00

Re: Downscale multiple large files

Post by magick »