blockedImageDatastore
Datastore for use with blocks from blockedImage
objects
Description
A blockedImageDatastore
object manages a collection of image
blocks that belong to one or more blockedImage
objects. A
blockedImageDatastore
is analogous to an imageDatastore
,
which manages a collection of unrelated images.
Creation
Syntax
Description
bimds = blockedImageDatastore(
creates a Images
)blockedImageDatastore
object that manages a collection of image
blocks of one or more blockedImage
objects, Images.
If Images
contains an object with multiple resolution levels,
then blockedImageDatastore
chooses only blocks from the finest resolution
level. The BlockSize
property of the first element in
Images
is the default datastore block size.
bimds = blockedImageDatastore(
creates a datastore from the files specified by sources
)sources
.
bimds = blockedImageDatastore(___,
also uses name-value arguments to set one or more properties, except for
Name,Value
)Images
and TotalNumBlocks
.
Input Arguments
Properties
Object Functions
combine | Combine data from multiple datastores |
countEachLabel | Counts number of pixel labels for each class |
hasdata | Returns true if more data is available in
blockedImageDatastore |
numpartitions | Number of datastore partitions |
partition | Return partitioned part of blockedImageDatastore |
preview | Preview subset of data in datastore |
read | Read data and metadata from blockedImageDatastore |
readall | Read all data from the blockedImageDatastore |
reset | Reset datastore to initial state |
shuffle | Shuffle data in datastore |
subset | Create subset of datastore or FileSet |
transform | Transform datastore |
Examples
Version History
Introduced in R2021a