l2brsgen |

### l2brsgen

Creates a Level 2 Browse file.

Location
Details
Command Line Usage

#### Location

SeaDAS-Toolbox -> SeaDAS Processors -> l2brsgen

#### Details

l2brsgen takes a product from a L2 file, subsamples the file and writes a browse file.

l2brsgen GUI

Arguments/Keywords

UI Element Name | Type | Description | Required/Optional | Default Value
ifile | ifile | Input L2 file name. Please provide the full path name when manually enter the file name. | Required |
ofile | ofile | Output image filename for generated browse file. Please provide the full path name when manually enter the file name. | Required |
product_table | ifile | product table | Optional | $OCDATAROOT/common/l2brsgen_product_table.dat
prod | string | level 2 product | Required | chlor_a
quality | int | highest quality value acceptable | Optional | 999
rflag | string | replacement flag | Optional | ORIGINAL
flaguse | string | Flags used to mask data | Optional |
chl_flags | string | Flags used to mask data for chl product if flaguse not set | Optional | ATMFAIL,HILT,STRAYLIGHT,CLDICE,LOWLW,CHLWARN,CHLFAIL,NAVWARN,MAXAERITER,NAVFAIL,FILTER,HIGLINT
sst_flags | string | Flags used to mask data for sst product if flaguse not set | Optional | SSTFAIL
spixl | int | start pixel number | Optional | 1
epixl | int | end pixel number (-1=the last pixel) | Optional | -1
dpixl | int | pixel subsampling interval | Optional | 1
sline | int | start line number | Optional | 1
eline | int | end line number(-1=the last line) | Optional | -1
dline | int | line subsampling interval | Optional | 1
palfile | ifile | palette filename. "default" means the palette is chosen using the product table file. The value of this field is used when apply_pal is checked. | optional | default
palette_dir | ifile | directory containing the palette files | Optional | $OCDATAROOT/common/palette
datamin | float | minimum value for data scaling. | Optional | 0.0 or derived from the default product_table.dat
datamax | float | maximum value for data scaling | Optional | 0.0 or derived from the default product_table.dat
stype | int | scaling type:
            1: linear
            2: log
| Optional | 0
oformat | string | defines output format:
            hdf4: HDF browse file
            png:  PNG color or grayscale image file
            ppm:  PPM color or PGM grayscale image file
| Optional | HDF4
apply_pal | boolean | apply color palette, grayscale is used when apply_pal is left unchecked | Optional | no

Actions/Buttons

UI Element Name | Type | Description
Browser Button | Button | Selects ifile/ofile
Load Parameters ... | Button | Reads in previously saved parameters and populates the fields in GUI.
Store Parameters ... | Button | Saves the current arguments in GUI in a file.
Run | Button | Executes the l2brsgen command with arguments provided in the UI.
Cancel | Button | Closes current processor GUI.
Apply | Button | Makes current arguments effective.
Open in SeaDAS | Checkbox | If selected, the ofile will be added to the open products list right after its generation.
? | Button | Displays the help content of the current command.

#### Command Line Usage