User`s guide

Video and Image Processing Blockset™ Release Notes
Version 2.8 (R2009b) Video and Image Processing
Blockset
This table summa
rizes what’s new in Version 2.8 (R2009b):
New Features and
Changes
Version
Compatibility
Considerations
Fixed Bugs and
Known Problems
Related
Documentation at
Web Site
Yes
Details below
No Bug Reports
Includes fixes
Printable Rele
ase
Notes: PDF
Current prod
uct
documentati
on
• “New Template Matching Block w ith Support for Several Match Metrics
and Region of Interest Processing” on page 4
• “Variable Size Data Support” on page 5
• “Expanded From M ultimedia File Block to Support Additional Video
Codecs” on page 5
• “Enhanced Dem os” on page 5
New Template Matching Block with Support for
Several M atch Metrics and Region of Interest
Processing
Template matching is a com mon operation used to locate a template i n
an image. The new Template Matching block improves upon the existing
SAD (Sum of A bsolute Differences) block by incorporating additional match
metrics. T h is new block su pp orts Sum of Abso lut e Differen ce s (SAD ), Su m of
Squared Differences (SSD), and Maximum Absolute Difference algorithms.
It also supports Region of Interest proce ss ing (RO I). This block replaces the
SAD b lo ck, which will be obsolete in a future release.
4