Description: This procedure reads only SeaWiFS Level 0 or HRPT files. It can display regions of the full-resolution data or sub-sample the data. The user-specified bands are loaded and made available for display.
Notes: These files can be very large. It is suggested that a high sample rate is selected until you become accustomed to the limitations of your system.
[Interactive
mode][Command mode]
Once a SeaWiFS input file is selected, the widget expands to show all the available data products in that file. Once data products are selected, press the Load button to load the products into memory and make available for display. It is not necessary to close the SeaWifS Product Selection Widget in order to see the products in a new file, simply enter or select a new file and the product list will automatically update.
From Main Menu, select menu item Load -> SeaWiFS.
File Selection Section:
| SeaWiFS L0 Filename | Files
can be selected in one of two ways:
|
| Select | Interactively select a SeaWiFS input file. |
| Okay | Show a listing of the available data products in this file. (This is only needed if the user manually enters a file name and does not hit <RETURN>) |
| File Type | SeaWiFS Level-0. |
| Dimension | Dimension of one of the SeaWiFS Level-0 bands. |
| Pixel range | Enter a range of pixels or columns to load. |
| Line range | Enter a range of lines or rows to load. |
| Pixel Sample Rate | Select a pixel sample rate for reading the data into memory. |
| Line Sample Rate | Select a line sample rate for reading the data into memory. |
Product Selection Section:
| Select One or Many Bands buttons | Select any number of products desired for reading into memory. |
| Quit | Delete the Product Selection For SeaWiFS widget. Products already loaded into memory will still be available. |
| Help | Show this help in HTML viewer. |
| Select All | Select all products listed. It is suggested to select only one product at a time, due to the large size of these files. |
| Select None | Deselect all products listed. |
| Load | Read selected data products and attributes into memory, into available band list, and make available for display. |
