Controlling the quality of ImageMagick previews and thumbnails in Enterprise Server 9

Info: This feature requires Enterprise Server version 9.2.1 or higher.

When using ImageMagick for generating image previews and image thumbnails, use the following option to control the quality of these images:

• File: configserver.php file
• Name of option: IMAGE_MAGICK_OPTIONS
• Possible values: Any value mentioned on the ImageMagick Help page Command Line Options.
  

Note: The size (-size) is set by Enterprise Server and must not be set here.

• Default values used:
• -colorspace Sets the colorspace of the image. See ImageMagick Help.
• -quality Sets the compression level for the images. See ImageMagick Help.
• -sharpen Sharpens the image. See ImageMagick Help.
• -layers Handles multiple image as a set of image layers or animation frames. See ImageMagick Help.
• -depth Sets the number of bits in a color sample within a pixel. See ImageMagick Help.
• -strip Strips the image of any profiles or comments. See ImageMagick Help.
• -density Sets the horizontal and vertical resolution of an image for rendering to devices. See ImageMagick Help.
• Default setting: -colorspace sRGB -quality 100 -sharpen 5 -layers merge -depth 8 -strip -density
• Example:

define ('IMAGE_MAGICK_OPTIONS', '-colorspace sRGB -quality 92 -sharpen 5 -layers merge -depth 8 -strip -density 72x72');