Quick Look

Brief Description

Generates a subsampled version of an image extract

Tags

Image Manipulation

Long Description

Generates a subsampled version of an extract of an image defined by ROIStart and ROISize.
This extract is subsampled using the ratio OR the output image Size.

Parameters

Input Image (in): The image to read
Output Image (out): The subsampled image
Channel List (cl): Selected channels
ROI Origin X (rox): first point of ROI in x-direction
ROI Origin Y (roy): first point of ROI in y-direction
ROI Size X (rsx): size of ROI in x-direction
ROI Size Y (rsy): size of ROI in y-direction
Sampling ratio (sr): Sampling Ratio, default is 2
Size X (sx): quicklook size in x-direction (used if no sampling ration is given)
Size Y (sy): quicklook size in y-direction (used if no sampling ration is given)
Load otb application from xml file (inxml): Load otb application from xml file
Save otb application to xml file (outxml): Save otb application to xml file

Limitations

This application does not provide yet the optimal way to decode coarser level of resolution from JPEG2000 images (like in Monteverdi).
Trying to subsampled huge JPEG200 image with the application will lead to poor performances for now.

Authors

OTB-Team