public class BitmapEncoder extends Object
| Constructor and Description | 
|---|
| BitmapEncoder() | 
| Modifier and Type | Method and Description | 
|---|---|
| static ABitmap | extractBitmap(int[] colIndices,
             MatrixBlock rawBlock,
             CompressionSettings compSettings)Generate uncompressed bitmaps for a set of columns in an uncompressed matrix block. | 
public static ABitmap extractBitmap(int[] colIndices, MatrixBlock rawBlock, CompressionSettings compSettings)
colIndices - Indexes (within the block) of the columns to extractrawBlock - An uncompressed matrix block; can be dense or sparsecompSettings - The compression settings used for the compression.Copyright © 2020 The Apache Software Foundation. All rights reserved.