User`s guide

R2008b
14-2
Performance Improvements
The performance of several existing toolbox functions has been improved in this release,
including:
• Binary erosion and dilation (imdilate, imerode, bwhitmiss, and rangefilt)
• graycomatrix
• Image arithmetic and filtering now leverage the IPP Library on 32- and 64-bit
Windows and Linux platforms.
New cornermetric Function Detects Corners
New cornermetric function detects corners.
Now Support Absolute Colorimetric Rendering Intent for GrayTRC and
MatTRC
New additions to the makecform syntax include rendering intents for the Matrix/Tone
Reproduction Curve (MatTRC) model and the single-channel Tone Reproduction Curve
(GrayTRC) model.
New createMask Method Creates Mask for Any ROI
Use the new createMask method of the imroi base class to return a mask, or binary
image, that is the same size as the input image with 1s inside the ROI object and 0s
outside. The new method is available in the following classes: impoint, imline, imrect,
imellipse, impoly, and imfreehand.
Interactive Tools Refresh when Target Image Changes
The following modular interactive tools now update automatically if you modify the
target image: Adjust Contrast, Pixel Region, Pixel Information, Overview, Display
Range, and Image Information.
The imscrollpanel 'PreserveView' Parameter Now Works for Images of
All Sizes
The replaceImage function in the imscrollpanel API has been modified. You can now
use the 'PreserveView' parameter even in cases where your replacement image is not