gdalextras.gxbaui

GDAL Band Arithmetic tool.

Functions

Trait(*value_type, **metadata)	Creates a trait definition.
on_trait_change(name, *names[, post_init])	Marks the following method definition as being a handler for the extended trait change specified by name(s).

Classes

BAOutputComponent
BaseBAComponent	Base class for all Band Arithmetic tool descriptors.
Bool(**metadata[, default_value])	Defines a trait whose value must be a Python boolean using a C-level
DatasetAndBand	Trait with dataset and band
DoubleInputBAComponent
Enum(*args, **metadata)	Defines a trait whose value must be one of a specified set of values
GXDoubleInputBA([cwd, env, isextraenv, ...])
GXMultipleInputBA([cwd, env, isextraenv, ...])	Tool descriptor for double input band arithmetic tools.
GXSingleInputBA([cwd, env, isextraenv, ...])	Tool descriptor for single input band arithmetic tools.
GdalInputComponent	Input section component in tool configuration
GdalMultipleInputComponent	Double Input section component in tool configuration
GdalOutputComponent	Output section component in tool configuration
GdalSpecificComponent	Specific section component in tool configuration
GdalToolDescriptor([executable, cwd, env, ...])	Base tool configuration and cmdline building for gdal tools.
Group(*values, **traits)	Represents a grouping of items in a user interface view.
HGroup(*values, **traits)	A group whose items are laid out horizontally.
Instance(**metadata[, klass, factory, args, ...])	Defines a trait whose value must be an instance of a specified class,
Item(**traits[, value])	An element in a Traits-based user interface.
List(**metadata[, trait, value, minlen, ...])	Defines a trait whose value must be a list whose items are of the
MultipleInputBAComponent
MultipleInputBASpecificComponent	Specific Traits component for Band Arithmetic operations with two
OptionalTrait(object[, style])	Base Trait component to make an optional Trait Type GUI.
OrderedDict(*args, **kwds)
RangeEditor	Editor factory for range editors.
SingleInputBASpecificComponent	Specific Traits component for Band Arithmetic operations with only one
Tabbed(*values, **traits)	A group that is shown as a tabbed notebook.
TraitsToolDescriptor([executable, cwd, env, ...])	Tool configuration and cmdline building.
View(*values, **traits)	A Traits-based user interface for one or more objects.

class gdalextras.gxbaui.BAOutputComponent

extractargs()

Override standard method.

“of” and “ot” parameter form is different from gdal standard one

class gdalextras.gxbaui.BaseBAComponent

Base class for all Band Arithmetic tool descriptors.

This class is meant to be subclassed

extractargs()

class gdalextras.gxbaui.DoubleInputBAComponent

class gdalextras.gxbaui.GXDoubleInputBA(cwd=None, env=None, isextraenv=True, stdout_handler=None, stderr_handler=None, mainwin=None)

class gdalextras.gxbaui.GXMultipleInputBA(cwd=None, env=None, isextraenv=True, stdout_handler=None, stderr_handler=None, mainwin=None)

Tool descriptor for double input band arithmetic tools.

Usage: gxmba.py [options] pixel_function src_dataset dst_dataset

gxmba.py generates images using pixelfuntion src1dataset srcrb1 src2dataset srcrb2 dstfilename

Options:

--version	show program’s version number and exit
-h, --help	show this help message and exit
-v, --verbose	print verbose status messages to stdout
-q, --quiet	quiet mode

input options:

-w XMIN YMIN XMAX YMAX, –srcwin=XMIN YMIN XMAX YMAX

in pixel coordinates

–srcwoff=XOFF YOFF XSIZE YSIZE

in pixel coordinates

–projwin=XMIN YMIN XMAX YMAX

in geographicprojected coordinates

–projoff=XOFF YOFF XSIZE YSIZE

in geographicprojected coordinates

output options:

-o OUTRASTERBAND, --outrasterband=OUTRASTERBAND
	rasterband index starting from 1
-f FORMAT, --of=FORMAT
	output file format (see –format) [default=GTiff]
--formats	display available output formats
-t TYPE, --ot=TYPE
	output data type (‘Byte’, ‘UInt16’, ‘UInt32’, ‘Int16’, ‘Int32’, ‘Float32’, ‘Float64’)

Band Arithmetic options:

-x TYPE, --transfer-type=TYPE
	output data type (‘Byte’, ‘UInt16’, ‘UInt32’, ‘Int16’, ‘Int32’, ‘Float32’, ‘Float64’)

extractargs()

Return args for GXDoubleInputBA tool.

This method does not use inputsection.extractargs, because params order is different from it. Override standard method

setup_tool(datasetname, operation='', workdir='/home/valentino', findoverview_cb=None, area_selected=None)

Initialize a GXDoubleInputBA window

trait_view(parent=None)

class gdalextras.gxbaui.GXSingleInputBA(cwd=None, env=None, isextraenv=True, stdout_handler=None, stderr_handler=None, mainwin=None)

Tool descriptor for single input band arithmetic tools.

extractargs()

Return args for GXSingleInputBA tool.

Override standard method.

setup_tool(datasetname, operation='', workdir='/home/valentino', findoverview_cb=None, area_selected=None)

Initialize the window that allow user to export an image.

trait_view(parent=None)

class gdalextras.gxbaui.MultipleInputBAComponent

trait_view(parent=None)

class gdalextras.gxbaui.MultipleInputBASpecificComponent

Specific Traits component for Band Arithmetic operations with two input datasets

class gdalextras.gxbaui.SingleInputBASpecificComponent

Specific Traits component for Band Arithmetic operations with only one input dataset