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Image MIME Reference
DECE-Graphic

Digital Entertainment Content Ecosystem (DECE) Graphic

image/vnd.dece.graphic
VS

Multi-resolution Seamless Image Database

image/x-mrsid-image
MrSID

A complete technical comparison of Digital Entertainment Content Ecosystem (DECE) Graphic and Multi-resolution Seamless Image Database — covering compression, feature support, browser compatibility, magic bytes, and when to choose each format.

Equal browser support

Feature Support

Feature DECE-Graphic MrSID
Transparency (Alpha) Yes Yes
Animation Support ✕ No ✕ No
Progressive Loading ✕ No Yes
HDR Support ✕ No ✕ No
EXIF Metadata ✕ No Yes
ICC Color Profile ✕ No Yes
Digital Entertainment Content Ecosystem (DECE) Graphic
image/vnd.dece.graphic
Extension
.jpg.png.uvi
Container Standard JPEG/PNG within DECE CFF structures
Compression Lossy (JPEG) / Lossless (PNG)
Algorithm
DCT (JPEG)DEFLATE (PNG)
Color Depth 8-bit (RGB), 24-bit (RGB)
Developed by Digital Entertainment Content Ecosystem (DECE) LLC
Released 2011
Magic Bytes
FF D8 FF (If JPEG) / 89 50 4E 47 (If PNG)
Full DECE-Graphic reference →
Multi-resolution Seamless Image Database
image/x-mrsid-image
Extension
.sid
Container Proprietary MrSID Container
Compression Proprietary Wavelet (Lossy) / Proprietary Wavelet (Lossless)
Algorithm
Discrete Wavelet Transform (DWT)
Color Depth 8-bit (Grayscale), 24-bit (RGB), Multi-spectral (Multiple bands)
Developed by Los Alamos National Laboratory / LizardTech (Extensis)
Released 1992
Magic Bytes
6D 73 69 64
Full MrSID reference →

Browser Support Comparison

Browser DECE-Graphic MrSID
Chrome Chrome
✕ ✕
Firefox Firefox
✕ ✕
Safari Safari
✕ ✕
Edge Edge
✕ ✕
IE IE (Legacy)
✕ ✕
DECE-Graphic

DECE-Graphic Strengths

  • Allowed the UltraViolet DRM ecosystem to easily distinguish structural UI/cover graphic assets from actual encrypted video tracks in a Common File Format container
Limitations
  • Completely obsolete since the 2019 shutdown of UltraViolet
  • Unnecessary abstraction, as the underlying files were just standard JPEGs or PNGs
  • Causes modern strict MIME-type validators to fail if they rely on the Content-Type header
MrSID

MrSID Strengths

  • Incredible compression ratios enable multi-gigabyte geographical datasets to be stored on standard hard drives or transmitted easily
  • Multi-resolution architecture means panning and zooming across a massive map is completely fluid, as the system decodes only the visible quadrant at the required zoom level
  • Supports multi-spectral bands critical for remote sensing and agricultural GIS analysis
Limitations
  • Deeply proprietary; creating or decoding MrSID files typically requires expensive commercial software or the proprietary Extensis DSDK
  • Open-source geospatial libraries like GDAL require compiling against the proprietary SDK to legally enable MrSID support, causing licensing headaches for Linux server deployments
  • Not natively viewable on the web without specialized geospatial map servers (like GeoServer or MapServer) tiling the image into PNGs or JPEGs on the fly

When to choose which format

DECE-Graphic
Use DECE-Graphic when…
  • UltraViolet Movie Cover Art
  • Common File Format (CFF) Asset Manifests
  • Legacy DRM Ecosystems
MrSID
Use MrSID when…
  • Geographic Information Systems (GIS)
  • Satellite Imagery Archival
  • Aerial Orthophotography Mosaics

More comparisons

DECE-Graphic vs ACES → MrSID vs ACES → DECE-Graphic vs APNG → MrSID vs APNG → DECE-Graphic vs AVCI → MrSID vs AVCI → DECE-Graphic vs AVCS → MrSID vs AVCS → DECE-Graphic vs AVIF → MrSID vs AVIF → All comparisons →
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