public class BitmapEncoder extends Object
Constructor and Description |
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BitmapEncoder() |
Modifier and Type | Method and Description |
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static ABitmap |
extractBitmap(int[] colIndices,
int rows,
BitSet rawBlock,
CompressionSettings compSettings) |
static ABitmap |
extractBitmap(int[] colIndices,
MatrixBlock rawBlock,
boolean transposed)
Generate uncompressed bitmaps for a set of columns in an uncompressed matrix block.
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public static ABitmap extractBitmap(int[] colIndices, MatrixBlock rawBlock, boolean transposed)
colIndices
- Indexes (within the block) of the columns to extractrawBlock
- An uncompressed matrix block; can be dense or sparsetransposed
- Boolean specifying if the rawblock was transposed.public static ABitmap extractBitmap(int[] colIndices, int rows, BitSet rawBlock, CompressionSettings compSettings)
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