IMPAX 6.5.1 Server Knowledge Base home > Configuring IMPAX Server with Administration Tools > Source Manager > Lossy compressing images in image caches and archives using JPEG compression

DICOM header tag values and compression


These tags are used when determining if images can be compressed.

If the tag...Value is... Then...
overlay_bits_allocated (6000, 0100)Non-existent Images can be compressed
overlay_bits_allocated1 Images can be compressed
overlay_bits_allocatedA digit other than 1 Images cannot be compressed
overlay_bits_allocated bits_allocated Images cannot be compressed
photometric_interpretationColor Palette or RGB Images cannot be compressed
bits_stored Greater than 12 Images cannot be compressed
bits_stored12 or less Images can be compressed

Topic number: 9527

Applies to: IMPAX 6.5.1 Server Knowledge Base