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AliRoot » HLT » BASE » AliHLTDataDeflater

class AliHLTDataDeflater: public AliHLTLogging

This file is property of and copyright by the ALICE HLT Project
ALICE Experiment at CERN, All rights reserved.

Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no>
for The ALICE HLT Project.

Permission to use, copy, modify and distribute this software and its
documentation strictly for non-commercial purposes is hereby granted
without fee, provided that the above copyright notice appears in all
copies and that both the copyright notice and this permission notice
appear in the supporting documentation. The authors make no claims
about the suitability of this software for any purpose. It is
provided "as is" without express or implied warranty.

Function Members (Methods)

public:

	AliHLTDataDeflater()
virtual	~AliHLTDataDeflater()
int	AddHistogram(int id, const char* name, int bitWidth, TH1* h = 0)
static const char*	AliHLTLogging::BuildLogString(const char* format, va_list& ap, bool bAppend = false)
static float	CalcEntropy(TH1* histo, const char* option = "", int mode = 0)
int	AliHLTLogging::CheckFilter(AliHLTComponentLogSeverity severity) const
int	AliHLTLogging::CheckGroup(const char* originClass) const
static TClass*	Class()
virtual void	Clear(Option_t* = "")
void	CloseBitDataOutput()
bool	DoStatistics() const
int	EnableStatistics()
int	FillStatistics(int id, AliHLTUInt64_t value, unsigned int, float codingWeight = 0.0)
virtual TObject*	FindObject(const char*) const
UInt_t	GetBitDataOutputSizeBytes() const
unsigned int	GetCurrentBitOutputPosition() const
unsigned long	GetCurrentByteOutputPosition() const
AliHLTUInt8_t	GetCurrentOutputByte(Int_t offset = 0) const
virtual int	GetDeflaterVersion() const
static AliHLTComponentLogSeverity	AliHLTLogging::GetGlobalLoggingLevel()
const char*	AliHLTLogging::GetKeyword() const
static AliHLTComponentLogSeverity	AliHLTLogging::GetLocalLoggingDefault()
AliHLTComponentLogSeverity	AliHLTLogging::GetLocalLoggingLevel()
virtual void*	AliHLTLogging::GetParameter() const
static int	AliHLTLogging::Init(AliHLTfctLogging pFun)
static int	AliHLTLogging::InitAliLogFunc(AliHLTComponentHandler* pHandler)
static int	AliHLTLogging::InitAliLogTrap(AliHLTComponentHandler* pHandler)
int	InitBitDataOutput(AliHLTUInt8_t* output, UInt_t outputSize)
virtual TClass*	IsA() const
int	AliHLTLogging::Logging(AliHLTComponentLogSeverity severity, const char* origin, const char* keyword, const char* message)
virtual int	AliHLTLogging::LoggingVarargs(AliHLTComponentLogSeverity severity, const char* originClass, const char* originFunc, const char* file, int line) const
static int	AliHLTLogging::Message(void* param, AliHLTComponentLogSeverity severity, const char* origin, const char* keyword, const char* message)
bool	OutputBit(AliHLTUInt32_t const& value)
bool	OutputBits(AliHLTUInt64_t const& value, UInt_t const& bitCount)
bool	OutputBits(bitset<64> const& value, UInt_t const& bitCount)
bool	OutputBytes(AliHLTUInt8_t *const data, UInt_t const& byteCount)
virtual bool	OutputParameterBits(int parameterId, AliHLTUInt64_t const& value)
virtual bool	OutputParameterBits(int parameterId, AliHLTUInt64_t const& value, int lengthOffset)
void	Pad8Bits()
virtual void	Print(Option_t* option = "") const
virtual void	Print(ostream& out, Option_t* option = "") const
virtual void	SaveAs(const char* filename = "", Option_t* option = "") const
int	AliHLTLogging::SendMessage(AliHLTComponentLogSeverity severity, const char* originClass, const char* originFunc, const char* file, int line, const char* message) const
static int	AliHLTLogging::SetBlackList(const char* classnames)
void	AliHLTLogging::SetDefaultKeyword(const char* keyword)
static void	AliHLTLogging::SetGlobalLoggingLevel(AliHLTComponentLogSeverity level)
const char*	AliHLTLogging::SetKeyword(const char* keyword)
static void	AliHLTLogging::SetLocalLoggingDefault(AliHLTComponentLogSeverity level)
virtual void	AliHLTLogging::SetLocalLoggingLevel(AliHLTComponentLogSeverity level)
static const char*	AliHLTLogging::SetLogString(const void* p, const char* pfmt, const char* format)
static int	AliHLTLogging::SetWhiteList(const char* classnames)
virtual void	ShowMembers(TMemberInspector&)
virtual void	Streamer(TBuffer&)
void	StreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)
void	AliHLTLogging::SwitchAliLog(int sw)

private:

	AliHLTDataDeflater(const AliHLTDataDeflater&)
AliHLTDataDeflater&	operator=(const AliHLTDataDeflater&)

Data Members

public:

static ostringstream	AliHLTLogging::fgLogstr	! transient

protected:

static void*	AliHLTLogging::fgAliLoggingFunc	! transient

private:

AliHLTUInt8_t*	fBitDataCurrentOutput	! bit data current output
AliHLTUInt8_t*	fBitDataCurrentOutputEnd	! bit data current output end
AliHLTUInt8_t*	fBitDataCurrentOutputStart	! bit data current output start
UInt_t	fBitDataCurrentPosInWord	! data current position in word
AliHLTUInt8_t	fBitDataCurrentWord	! bit data current word
TObjArray*	fHistograms	! list of histograms for parameters
TH2*	fParameterCompression	! compression for individual parameters
TH2*	fParameterSize	! accumulated size for individual parameters

Class Charts

Inheritance Chart:

AliHLTLogging

←

AliHLTDataDeflater

←

AliHLTDataDeflaterHuffman

AliHLTDataDeflaterSimple

Function documentation

AliHLTDataDeflater()

 see header file for class documentation
 or
 refer to README to build package
 or
 visit http://web.ift.uib.no/~kjeks/doc/alice-hlt

~AliHLTDataDeflater()

 destructor

int InitBitDataOutput(AliHLTUInt8_t* output, UInt_t outputSize)

 init the target buffer

void CloseBitDataOutput()

 pad to full byte and clear internal pointer references

AliHLTUInt8_t GetCurrentOutputByte(Int_t offset = 0) const

 get the current byte

bool OutputBit(AliHLTUInt32_t const& value)

 write one bit to the current byte and position

bool OutputBits(AliHLTUInt64_t const& value, UInt_t const& bitCount)

 write bit pattern to the current byte and position

bool OutputBits(bitset<64> const& value, UInt_t const& bitCount)

 write bit pattern to the current byte and position

void Pad8Bits()

 finish the current word

bool OutputBytes(AliHLTUInt8_t *const data, UInt_t const& byteCount)

 write sequence of bytes

bool OutputParameterBits(int parameterId, AliHLTUInt64_t const& value)

 write bit pattern of a member to the current byte and position

void Clear(Option_t* = "")

 internal cleanup

void Print(Option_t* option = "") const

 print info

void Print(ostream& out, Option_t* option = "") const

 print to stream

int EnableStatistics()

 enable statistics accounting

int AddHistogram(int id, const char* name, int bitWidth, TH1* h = 0)

 add a histogram for deflater statistic of the corresponding parameter
 a histogram is created with default settings if h is not specified; if
 provided, the ownership goes over to the base class

int FillStatistics(int id, AliHLTUInt64_t value, unsigned int , float codingWeight = 0.0)

 fill statistics for a parameter

void SaveAs(const char* filename = "", Option_t* option = "") const

 safe histograms to file

float CalcEntropy(TH1* histo, const char* option = "", int mode = 0)

AliHLTDataDeflater()

 standard constructor

unsigned long GetCurrentByteOutputPosition() const

 function to get current byte output position
   * @return unsigned long value for current byte output position

unsigned GetCurrentBitOutputPosition() const

 function to get current bit output position
   * @return unsigned long value for current bit output position

UInt_t GetBitDataOutputSizeBytes() const

 function to get bit data output size bytes
   * @return UInt_t value of bit data output size bytes

bool DoStatistics() const

 check if statistics writing is enabled

{return fHistograms!=NULL;}

TObject * FindObject(const char* ) const

 find object

{return NULL;}

bool OutputParameterBits(int parameterId, AliHLTUInt64_t const& value)

 write bit pattern of a parameter to the current byte and position

int GetDeflaterVersion() const

 return unique version of the deflater, base class has version 0

{return 0;}

AliHLTDataDeflater& operator=(const AliHLTDataDeflater& )

 assignment operator prohibited