If you want specific pixel dimensions it's best to export from the Library. You can also set resolution, quality and sharpening in the export dialog.
If your originals don't have a 3:2 aspect ratio you will need to crop first.
If you want specific pixel dimensions it's best to export from the Library. You can also set resolution, quality and sharpening in the export dialog.
If your originals don't have a 3:2 aspect ratio you will need to crop first.