org.bytedeco.cuda.nvcomp

Class PimplManager

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.cuda.nvcomp.nvcompManagerBase

org.bytedeco.cuda.nvcomp.PimplManager

All Implemented Interfaces:

AutoCloseable

Direct Known Subclasses:

ANSManager, BitcompManager, DeflateManager, GdeflateManager, LZ4Manager, SnappyManager, ZstdManager

@Namespace(value="nvcomp")
 @NoOffset
 @Properties(inherit=nvcomp.class)
public class PimplManager
extends nvcompManagerBase

Nested Class Summary

Nested classes/interfaces inherited from class org.bytedeco.javacpp.Pointer

Pointer.CustomDeallocator, Pointer.Deallocator, Pointer.NativeDeallocator, Pointer.ReferenceCounter

Field Summary

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
PimplManager()
PimplManager(long size) Native array allocator.
PimplManager(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
void	compress(byte[] decomp_buffer, byte[] comp_buffer, CompressionConfig comp_config)
void	compress(ByteBuffer decomp_buffer, ByteBuffer comp_buffer, CompressionConfig comp_config)
void	compress(BytePointer decomp_buffer, BytePointer comp_buffer, CompressionConfig comp_config) \brief Perform compression asynchronously.
CompressionConfig	configure_compression(long decomp_buffer_size) \brief Configure the compression.
DecompressionConfig	configure_decompression(byte[] comp_buffer)
DecompressionConfig	configure_decompression(ByteBuffer comp_buffer)
DecompressionConfig	configure_decompression(BytePointer comp_buffer) \brief Configure the decompression using a compressed buffer.
DecompressionConfig	configure_decompression(CompressionConfig comp_config) \brief Configure the decompression using a CompressionConfig object.
void	decompress(byte[] decomp_buffer, byte[] comp_buffer, DecompressionConfig decomp_config)
void	decompress(ByteBuffer decomp_buffer, ByteBuffer comp_buffer, DecompressionConfig decomp_config)
void	decompress(BytePointer decomp_buffer, BytePointer comp_buffer, DecompressionConfig decomp_config) \brief Perform decompression asynchronously.
long	get_compressed_output_size(byte[] comp_buffer)
long	get_compressed_output_size(ByteBuffer comp_buffer)
long	get_compressed_output_size(BytePointer comp_buffer) \brief Computes the compressed output size of a given buffer Synchronously copies the size of the compressed buffer to a stack variable for return.
PimplManager	getPointer(long i)
PimplManager	position(long position)

Methods inherited from class org.bytedeco.javacpp.Pointer

address, asBuffer, asByteBuffer, availablePhysicalBytes, calloc, capacity, capacity, close, deallocate, deallocate, deallocateReferences, deallocator, deallocator, equals, fill, formatBytes, free, getDirectBufferAddress, getPointer, getPointer, getPointer, hashCode, interruptDeallocatorThread, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetAddress, offsetof, offsetof, parseBytes, physicalBytes, physicalBytesInaccurate, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, sizeof, toString, totalBytes, totalCount, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PimplManager

public PimplManager(Pointer p)

Pointer cast constructor. Invokes Pointer(Pointer).

PimplManager

public PimplManager(long size)

Native array allocator. Access with Pointer.position(long).

PimplManager

public PimplManager()

Method Detail

position

public PimplManager position(long position)

Overrides:

position in class Pointer

getPointer

public PimplManager getPointer(long i)

Overrides:

getPointer in class Pointer

configure_compression

@ByVal
public CompressionConfig configure_compression(@Cast(value="const size_t")
                                                      long decomp_buffer_size)

Description copied from class: nvcompManagerBase

\brief Configure the compression. This routine computes the size of the required result buffer. The result config also contains the nvcompStatus* that allows error checking. Synchronizes the device (cudaMemcpy)

Overrides:

configure_compression in class nvcompManagerBase

Parameters:

decomp_buffer_size - The uncompressed input data size.

Returns:

comp_config Result

compress

public void compress(@Cast(value="const uint8_t*")
                     BytePointer decomp_buffer,
                     @Cast(value="uint8_t*")
                     BytePointer comp_buffer,
                     @Const @ByRef
                     CompressionConfig comp_config)

Description copied from class: nvcompManagerBase

\brief Perform compression asynchronously.

Overrides:

compress in class nvcompManagerBase

Parameters:

decomp_buffer - The uncompressed input data (GPU accessible).

comp_buffer - The location to output the compressed data to (GPU accessible).

comp_config - Resulted from configure_compression for this decomp_buffer.

compress

public void compress(@Cast(value="const uint8_t*")
                     ByteBuffer decomp_buffer,
                     @Cast(value="uint8_t*")
                     ByteBuffer comp_buffer,
                     @Const @ByRef
                     CompressionConfig comp_config)

Overrides:

compress in class nvcompManagerBase

compress

public void compress(@Cast(value="const uint8_t*")
                     byte[] decomp_buffer,
                     @Cast(value="uint8_t*")
                     byte[] comp_buffer,
                     @Const @ByRef
                     CompressionConfig comp_config)

Overrides:

compress in class nvcompManagerBase

configure_decompression

@ByVal
public DecompressionConfig configure_decompression(@Cast(value="const uint8_t*")
                                                          BytePointer comp_buffer)

Description copied from class: nvcompManagerBase

\brief Configure the decompression using a compressed buffer. Synchronizes the user stream. In the base case, this only computes the size of the decompressed buffer from the compressed buffer header.

Overrides:

configure_decompression in class nvcompManagerBase

Parameters:

comp_buffer - The compressed input data (GPU accessible).

Returns:

decomp_config Result

configure_decompression

@ByVal
public DecompressionConfig configure_decompression(@Cast(value="const uint8_t*")
                                                          ByteBuffer comp_buffer)

Overrides:

configure_decompression in class nvcompManagerBase

configure_decompression

@ByVal
public DecompressionConfig configure_decompression(@Cast(value="const uint8_t*")
                                                          byte[] comp_buffer)

Overrides:

configure_decompression in class nvcompManagerBase

configure_decompression

@ByVal
public DecompressionConfig configure_decompression(@Const @ByRef
                                                          CompressionConfig comp_config)

Description copied from class: nvcompManagerBase

\brief Configure the decompression using a CompressionConfig object. Does not synchronize the user stream. In the base case, this only computes the size of the decompressed buffer from the compressed buffer header.

Overrides:

configure_decompression in class nvcompManagerBase

Parameters:

comp_config - The config used to compress a buffer

Returns:

decomp_config Result

decompress

public void decompress(@Cast(value="uint8_t*")
                       BytePointer decomp_buffer,
                       @Cast(value="const uint8_t*")
                       BytePointer comp_buffer,
                       @Const @ByRef
                       DecompressionConfig decomp_config)

Description copied from class: nvcompManagerBase

\brief Perform decompression asynchronously.

Overrides:

decompress in class nvcompManagerBase

Parameters:

decomp_buffer - The location to output the decompressed data to (GPU accessible).

comp_buffer - The compressed input data (GPU accessible).

decomp_config - Resulted from configure_decompression given this decomp_buffer_size. Contains nvcompStatus* in CPU/GPU-accessible memory to allow error checking.

decompress

public void decompress(@Cast(value="uint8_t*")
                       ByteBuffer decomp_buffer,
                       @Cast(value="const uint8_t*")
                       ByteBuffer comp_buffer,
                       @Const @ByRef
                       DecompressionConfig decomp_config)

Overrides:

decompress in class nvcompManagerBase

decompress

public void decompress(@Cast(value="uint8_t*")
                       byte[] decomp_buffer,
                       @Cast(value="const uint8_t*")
                       byte[] comp_buffer,
                       @Const @ByRef
                       DecompressionConfig decomp_config)

Overrides:

decompress in class nvcompManagerBase

get_compressed_output_size

@Cast(value="size_t")
public long get_compressed_output_size(@Cast(value="uint8_t*")
                                                             BytePointer comp_buffer)

Description copied from class: nvcompManagerBase

\brief Computes the compressed output size of a given buffer Synchronously copies the size of the compressed buffer to a stack variable for return.

Overrides:

get_compressed_output_size in class nvcompManagerBase

Parameters:

comp_buffer - The start pointer of the compressed buffer to assess.

Returns:

Size of the compressed buffer

get_compressed_output_size

@Cast(value="size_t")
public long get_compressed_output_size(@Cast(value="uint8_t*")
                                                             ByteBuffer comp_buffer)

Overrides:

get_compressed_output_size in class nvcompManagerBase

get_compressed_output_size

@Cast(value="size_t")
public long get_compressed_output_size(@Cast(value="uint8_t*")
                                                             byte[] comp_buffer)

Overrides:

get_compressed_output_size in class nvcompManagerBase