[u/mrichter/AliRoot.git] / HLT / TPCLib / AliHLTTPCDigitDumpComponent.cxx

// $Id$

/**************************************************************************
 * 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.                  *
 **************************************************************************/

/** @file   AliHLTTPCDigitDumpComponent.cxx
    @author Matthias Richter
    @date   
    @brief  Special file writer converting TPC digit input to ASCII. */

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

#include <cassert>
#include "AliHLTTPCDigitDumpComponent.h"
#include "AliHLTTPCTransform.h"
#include "AliHLTTPCDigitReader.h"
#include "AliHLTTPCDigitReaderUnpacked.h"
#include "AliHLTTPCDigitReaderPacked.h"
#include "AliHLTTPCDigitReaderDecoder.h"
#include "AliHLTTPCDigitReader32Bit.h"
#include "AliHLTTPCDefinitions.h"

/** ROOT macro for the implementation of ROOT specific class methods */
ClassImp(AliHLTTPCDigitDumpComponent)

AliHLTTPCDigitDumpComponent::AliHLTTPCDigitDumpComponent()
  :
  AliHLTFileWriter(),
  fDigitReaderType(kDigitReaderDecoder),
  fRcuTrailerSize(2),
  fUnsorted(true),
  fbBulkMode(true),
  fpReader(NULL),
  f32BitFormat(kFALSE)
{
  // see header file for class documentation
  // or
  // refer to README to build package
  // or
  // visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
}

AliHLTTPCDigitDumpComponent::~AliHLTTPCDigitDumpComponent()
{
  // see header file for class documentation
}

const char* AliHLTTPCDigitDumpComponent::GetComponentID()
{
  // see header file for class documentation
  return "TPCDigitDump";
}

void AliHLTTPCDigitDumpComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list)
{
  // see header file for class documentation
  list.clear();
  list.push_back(kAliHLTAnyDataType);
}

AliHLTComponent* AliHLTTPCDigitDumpComponent::Spawn()
{
  // see header file for class documentation
  return new AliHLTTPCDigitDumpComponent;
}

int AliHLTTPCDigitDumpComponent::InitWriter()
{
  // see header file for class documentation
  int iResult=0;
  switch (fDigitReaderType) {
  case kDigitReaderUnpacked:
    HLTInfo("create DigitReaderUnpacked");
    fpReader=new AliHLTTPCDigitReaderUnpacked; 
    break;
  case kDigitReaderPacked:
    HLTInfo("create DigitReaderPacked");
    fpReader=new AliHLTTPCDigitReaderPacked; 
    if (fpReader && fRcuTrailerSize==1) {
      fpReader->SetOldRCUFormat(true);
    }
    break;
  case kDigitReaderRaw:
    HLTWarning("DigitReaderRaw deprecated, falling back to DigitReaderDecoder");
  case kDigitReaderDecoder:
    HLTInfo("create DigitReaderDecoder");
    fpReader=new AliHLTTPCDigitReaderDecoder();
    break;
  case kDigitReader32Bit:
    HLTInfo("create DigitReader32Bit");
    fpReader=new AliHLTTPCDigitReader32Bit();
    f32BitFormat = kTRUE;
    break;
  }
  if (!fpReader) {
    HLTError("can not create digit reader of type %d", fDigitReaderType);
    iResult=-EFAULT;
  } else {
    fpReader->SetUnsorted(fUnsorted);
  }
  return iResult;
}

int AliHLTTPCDigitDumpComponent::ScanArgument(int argc, const char** argv)
{
  // see header file for class documentation
  int iResult=0;
  TString argument="";
  bool bMissingParam=0;
  int i=0;
  do {
    if (i>=argc || (argument=argv[i]).IsNull()) continue;

    // -rawreadermode
    if (argument.CompareTo("-rawreadermode")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      HLTWarning("argument '-rawreadermode' deprecated");
      break;
    }

    // -digitreader
    if (argument.CompareTo("-digitreader")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      TString param=argv[i];
      if (param.CompareTo("unpacked", TString::kIgnoreCase)==0) {
	fDigitReaderType=kDigitReaderUnpacked;
      } else if (param.CompareTo("packed", TString::kIgnoreCase)==0) {
	fDigitReaderType=kDigitReaderPacked;
      } else if (param.CompareTo("raw", TString::kIgnoreCase)==0) {
	fDigitReaderType=kDigitReaderRaw;
      } else if (param.CompareTo("decoder", TString::kIgnoreCase)==0) {
	fDigitReaderType=kDigitReaderDecoder;
      } else if (param.CompareTo("32bit", TString::kIgnoreCase)==0) {
	fDigitReaderType=kDigitReader32Bit;
      } else {
	HLTError("unknown digit reader type %s", param.Data());
	iResult=-EINVAL;
      }

      break;
    }

    // -rcutrailersize
    if (argument.CompareTo("-rcutrailersize")==0) {
      if ((bMissingParam=(++i>=argc))) break;
      char *endptr=NULL;
      fRcuTrailerSize=strtoul(argv[i], &endptr, 0);
      if (/*endptr ||*/ fRcuTrailerSize<1) {
	HLTError("invalid parameter '%s', %s", argv[i], endptr==NULL?"number >= 1 expected":"can not convert string to number");
	iResult=-EINVAL;
      }
      break;
    }

    // -unsorted
    if (argument.CompareTo("-unsorted")==0) {
      fUnsorted=true;
      break;
    }

    // -sorted
    if (argument.CompareTo("-sorted")==0) {
      fUnsorted=false;
      break;
    }

    // -bulk
    if (argument.CompareTo("-bulk")==0) {
      fbBulkMode=true;
      break;
    }

    // -stream
    if (argument.CompareTo("-stream")==0) {
      fbBulkMode=false;
      break;
    }
  } while (0); // just use the do/while here to have the option of breaking

  if (bMissingParam) iResult=-EPROTO;
  else if (iResult>=0) iResult=i;

  return iResult;
}

int AliHLTTPCDigitDumpComponent::CloseWriter()
{
  // see header file for class documentation
  if (fpReader) delete fpReader;
  fpReader=NULL;
  return 0;
}

int AliHLTTPCDigitDumpComponent::DumpEvent( const AliHLTComponentEventData& evtData,
					    const AliHLTComponentBlockData* /*blocks*/, 
					    AliHLTComponentTriggerData& /*trigData*/ )
{
  // see header file for class documentation
  int iResult=0;
  int iPrintedSlice=-1;
  int iPrintedPart=-1;
  int blockno=0;
  const AliHLTComponentBlockData* pDesc=NULL;

  AliHLTTPCDigitReader* pReader=fpReader;
  if (!pReader) return -ENODEV;

  for (pDesc=GetFirstInputBlock(kAliHLTAnyDataType); pDesc!=NULL; pDesc=GetNextInputBlock(), blockno++) {
    HLTDebug("event %Lu block %d: %s 0x%08x size %d", evtData.fEventID, blockno, DataType2Text(pDesc->fDataType).c_str(), pDesc->fSpecification, pDesc->fSize);

    if (fDigitReaderType==kDigitReaderUnpacked && pDesc->fDataType!=AliHLTTPCDefinitions::fgkUnpackedRawDataType) continue;
    else if (fDigitReaderType!=kDigitReaderUnpacked && pDesc->fDataType!=(kAliHLTDataTypeDDLRaw|kAliHLTDataOriginTPC)) continue;

    TString filename;
    iResult=BuildFileName(evtData.fEventID, blockno, pDesc->fDataType, pDesc->fSpecification, filename);
    ios::openmode filemode=(ios::openmode)0;
    if (fCurrentFileName.CompareTo(filename)==0) {
      // append to the file
      filemode=ios::app;
    } else {
      // store the file for the next block
      fCurrentFileName=filename;
    }
    if (iResult>=0) {
      ofstream dump(filename.Data(), filemode);
      if (dump.good()) {
	int part=AliHLTTPCDefinitions::GetMinPatchNr(*pDesc);
	assert(part==AliHLTTPCDefinitions::GetMaxPatchNr(*pDesc));
	int slice=AliHLTTPCDefinitions::GetMinSliceNr(*pDesc);
	assert(slice==AliHLTTPCDefinitions::GetMaxSliceNr(*pDesc));
	int firstRow=AliHLTTPCTransform::GetFirstRow(part);
	int lastRow=AliHLTTPCTransform::GetLastRow(part);

	iResult=pReader->InitBlock(pDesc->fPtr,pDesc->fSize,firstRow,lastRow,part,slice);

	int iPrintedRow=-1;
	int iPrintedPad=-1;
	int iLastTime=-1;
	if (fbBulkMode) {
	  while (pReader->NextChannel()) {
	    if (PrintHeaders(slice, iPrintedSlice, part, iPrintedPart, pReader, iPrintedRow, iPrintedPad, dump)) {
	      iLastTime=-1;
	    }
	    while (pReader->NextBunch()) {
	      int bunchLength=pReader->GetBunchSize();
	      
	      // Kenneth: 20-04-09. The following if have been added because of inconsistency in the 40 bit decoder and the 32 bit decoder.
	      // GetSignals() in the 40 bit decoder returns an array of UInt_t while the 32 bit one returns UShort_t
	      if(f32BitFormat == kTRUE){
		const  UShort_t* bunchData=pReader->GetSignalsShort();
		
		// bunch data is printed in 'reverse' order in order to produce
		// the same output as in stream reading mode
		dump << "                     Time " << pReader->GetTime()+bunchLength-1 << ":  ";
		for (int bin=bunchLength-1; bin>=0; bin--) {
		  dump << "  " << bunchData[bin];
		}
		dump << "    -> Time: " << pReader->GetTime() << endl;
	      }
	      else{
		const  UInt_t* bunchData=pReader->GetSignals();
		
		// bunch data is printed in 'reverse' order in order to produce
		// the same output as in stream reading mode
		dump << "                     Time " << pReader->GetTime()+bunchLength-1 << ":  ";
		for (int bin=bunchLength-1; bin>=0; bin--) {
		  dump << "  " << bunchData[bin];
		}
		dump << "    -> Time: " << pReader->GetTime() << endl;
	      }
	    }
	  }
	  dump << endl;
	} else {
	while (pReader->Next()) {
	  if ((iPrintedSlice!=-1 && iLastTime!=-1 && iLastTime!=pReader->GetTime()+1 && iLastTime!=pReader->GetTime()-1)) {
	    dump << "    -> Time: " << iLastTime << endl;
	  } else if ((iPrintedPad!=-1 && iPrintedPad!=pReader->GetPad()) ||
		     (iPrintedRow!=-1 && iPrintedRow!=pReader->GetRow())) {
	    dump << "    -> Time: " << iLastTime << endl;
	    //dump << endl;
	  }

	  if (PrintHeaders(slice, iPrintedSlice, part, iPrintedPart, pReader, iPrintedRow, iPrintedPad, dump)) {
	    iLastTime=-1;
	  }
	  if (iLastTime==-1 || (iLastTime!=pReader->GetTime()+1 && iLastTime!=pReader->GetTime()-1)) {
	    dump << "                     Time " << pReader->GetTime() << ":  ";
	  }
	  iLastTime=pReader->GetTime();
	  dump << "  " << pReader->GetSignal();
	}
	if (iLastTime>=0) dump << "    -> Time: " << iLastTime << endl << endl;
	}
      } else {
	HLTError("can not open file %s for writing", filename.Data());
	iResult=-EBADF;
      }
      dump.close();
    }
    pReader->Reset();
  }
  return iResult;
}

int AliHLTTPCDigitDumpComponent::PrintHeaders(int slice, int &iPrintedSlice,
					      int part, int &iPrintedPart,
					      AliHLTTPCDigitReader* pReader,
					      int &iPrintedRow, int &iPrintedPad,
					      ofstream &dump) const
{
  // see header file for class documentation
  int iResult=0;
  assert(pReader);
  if (iPrintedSlice!=slice || iPrintedPart!=part) {
    iPrintedSlice=slice;
    iPrintedPart=part;
    dump << "====================================================================" << endl;
    dump << "    Slice: " << iPrintedSlice << "   Partition: " << iPrintedPart << endl;
    iPrintedRow=-1;
  }
  if (iPrintedRow!=pReader->GetRow()) {
    iPrintedRow=pReader->GetRow();
    dump << "--------------------------------------------------------------------" << endl;
    dump << "Row: " << iPrintedRow << endl;
    iPrintedPad=-1;
  }
  if (iPrintedPad!=pReader->GetPad()) {
    iPrintedPad=pReader->GetPad();
    dump << "Row: " << iPrintedRow << "  Pad: " << iPrintedPad << "  HW address: " << pReader->GetAltroBlockHWaddr() << endl;
    iResult=1;
  }

  return iResult;
}
Commit	Line	Data
	1	// $Id$
	2
	3	/**************************************************************************
	4	* This file is property of and copyright by the ALICE HLT Project *
	5	* ALICE Experiment at CERN, All rights reserved. *
	6	* *
	7	* Primary Authors: Matthias Richter <Matthias.Richter@ift.uib.no> *
	8	* for The ALICE HLT Project. *
	9	* *
	10	* Permission to use, copy, modify and distribute this software and its *
	11	* documentation strictly for non-commercial purposes is hereby granted *
	12	* without fee, provided that the above copyright notice appears in all *
	13	* copies and that both the copyright notice and this permission notice *
	14	* appear in the supporting documentation. The authors make no claims *
	15	* about the suitability of this software for any purpose. It is *
	16	* provided "as is" without express or implied warranty. *
	17	**************************************************************************/
	18
	19	/** @file AliHLTTPCDigitDumpComponent.cxx
	20	@author Matthias Richter
	21	@date
	22	@brief Special file writer converting TPC digit input to ASCII. */
	23
	24	// see header file for class documentation
	25	// or
	26	// refer to README to build package
	27	// or
	28	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
	29
	30	#include <cassert>
	31	#include "AliHLTTPCDigitDumpComponent.h"
	32	#include "AliHLTTPCTransform.h"
	33	#include "AliHLTTPCDigitReader.h"
	34	#include "AliHLTTPCDigitReaderUnpacked.h"
	35	#include "AliHLTTPCDigitReaderPacked.h"
	36	#include "AliHLTTPCDigitReaderDecoder.h"
	37	#include "AliHLTTPCDigitReader32Bit.h"
	38	#include "AliHLTTPCDefinitions.h"
	39
	40	/** ROOT macro for the implementation of ROOT specific class methods */
	41	ClassImp(AliHLTTPCDigitDumpComponent)
	42
	43	AliHLTTPCDigitDumpComponent::AliHLTTPCDigitDumpComponent()
	44	:
	45	AliHLTFileWriter(),
	46	fDigitReaderType(kDigitReaderDecoder),
	47	fRcuTrailerSize(2),
	48	fUnsorted(true),
	49	fbBulkMode(true),
	50	fpReader(NULL),
	51	f32BitFormat(kFALSE)
	52	{
	53	// see header file for class documentation
	54	// or
	55	// refer to README to build package
	56	// or
	57	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
	58	}
	59
	60	AliHLTTPCDigitDumpComponent::~AliHLTTPCDigitDumpComponent()
	61	{
	62	// see header file for class documentation
	63	}
	64
	65	const char* AliHLTTPCDigitDumpComponent::GetComponentID()
	66	{
	67	// see header file for class documentation
	68	return "TPCDigitDump";
	69	}
	70
	71	void AliHLTTPCDigitDumpComponent::GetInputDataTypes( vector<AliHLTComponentDataType>& list)
	72	{
	73	// see header file for class documentation
	74	list.clear();
	75	list.push_back(kAliHLTAnyDataType);
	76	}
	77
	78	AliHLTComponent* AliHLTTPCDigitDumpComponent::Spawn()
	79	{
	80	// see header file for class documentation
	81	return new AliHLTTPCDigitDumpComponent;
	82	}
	83
	84	int AliHLTTPCDigitDumpComponent::InitWriter()
	85	{
	86	// see header file for class documentation
	87	int iResult=0;
	88	switch (fDigitReaderType) {
	89	case kDigitReaderUnpacked:
	90	HLTInfo("create DigitReaderUnpacked");
	91	fpReader=new AliHLTTPCDigitReaderUnpacked;
	92	break;
	93	case kDigitReaderPacked:
	94	HLTInfo("create DigitReaderPacked");
	95	fpReader=new AliHLTTPCDigitReaderPacked;
	96	if (fpReader && fRcuTrailerSize==1) {
	97	fpReader->SetOldRCUFormat(true);
	98	}
	99	break;
	100	case kDigitReaderRaw:
	101	HLTWarning("DigitReaderRaw deprecated, falling back to DigitReaderDecoder");
	102	case kDigitReaderDecoder:
	103	HLTInfo("create DigitReaderDecoder");
	104	fpReader=new AliHLTTPCDigitReaderDecoder();
	105	break;
	106	case kDigitReader32Bit:
	107	HLTInfo("create DigitReader32Bit");
	108	fpReader=new AliHLTTPCDigitReader32Bit();
	109	f32BitFormat = kTRUE;
	110	break;
	111	}
	112	if (!fpReader) {
	113	HLTError("can not create digit reader of type %d", fDigitReaderType);
	114	iResult=-EFAULT;
	115	} else {
	116	fpReader->SetUnsorted(fUnsorted);
	117	}
	118	return iResult;
	119	}
	120
	121	int AliHLTTPCDigitDumpComponent::ScanArgument(int argc, const char** argv)
	122	{
	123	// see header file for class documentation
	124	int iResult=0;
	125	TString argument="";
	126	bool bMissingParam=0;
	127	int i=0;
	128	do {
	129	if (i>=argc \|\| (argument=argv[i]).IsNull()) continue;
	130
	131	// -rawreadermode
	132	if (argument.CompareTo("-rawreadermode")==0) {
	133	if ((bMissingParam=(++i>=argc))) break;
	134	HLTWarning("argument '-rawreadermode' deprecated");
	135	break;
	136	}
	137
	138	// -digitreader
	139	if (argument.CompareTo("-digitreader")==0) {
	140	if ((bMissingParam=(++i>=argc))) break;
	141	TString param=argv[i];
	142	if (param.CompareTo("unpacked", TString::kIgnoreCase)==0) {
	143	fDigitReaderType=kDigitReaderUnpacked;
	144	} else if (param.CompareTo("packed", TString::kIgnoreCase)==0) {
	145	fDigitReaderType=kDigitReaderPacked;
	146	} else if (param.CompareTo("raw", TString::kIgnoreCase)==0) {
	147	fDigitReaderType=kDigitReaderRaw;
	148	} else if (param.CompareTo("decoder", TString::kIgnoreCase)==0) {
	149	fDigitReaderType=kDigitReaderDecoder;
	150	} else if (param.CompareTo("32bit", TString::kIgnoreCase)==0) {
	151	fDigitReaderType=kDigitReader32Bit;
	152	} else {
	153	HLTError("unknown digit reader type %s", param.Data());
	154	iResult=-EINVAL;
	155	}
	156
	157	break;
	158	}
	159
	160	// -rcutrailersize
	161	if (argument.CompareTo("-rcutrailersize")==0) {
	162	if ((bMissingParam=(++i>=argc))) break;
	163	char *endptr=NULL;
	164	fRcuTrailerSize=strtoul(argv[i], &endptr, 0);
	165	if (/endptr \|\|/ fRcuTrailerSize<1) {
	166	HLTError("invalid parameter '%s', %s", argv[i], endptr==NULL?"number >= 1 expected":"can not convert string to number");
	167	iResult=-EINVAL;
	168	}
	169	break;
	170	}
	171
	172	// -unsorted
	173	if (argument.CompareTo("-unsorted")==0) {
	174	fUnsorted=true;
	175	break;
	176	}
	177
	178	// -sorted
	179	if (argument.CompareTo("-sorted")==0) {
	180	fUnsorted=false;
	181	break;
	182	}
	183
	184	// -bulk
	185	if (argument.CompareTo("-bulk")==0) {
	186	fbBulkMode=true;
	187	break;
	188	}
	189
	190	// -stream
	191	if (argument.CompareTo("-stream")==0) {
	192	fbBulkMode=false;
	193	break;
	194	}
	195	} while (0); // just use the do/while here to have the option of breaking
	196
	197	if (bMissingParam) iResult=-EPROTO;
	198	else if (iResult>=0) iResult=i;
	199
	200	return iResult;
	201	}
	202
	203	int AliHLTTPCDigitDumpComponent::CloseWriter()
	204	{
	205	// see header file for class documentation
	206	if (fpReader) delete fpReader;
	207	fpReader=NULL;
	208	return 0;
	209	}
	210
	211	int AliHLTTPCDigitDumpComponent::DumpEvent( const AliHLTComponentEventData& evtData,
	212	const AliHLTComponentBlockData* /blocks/,
	213	AliHLTComponentTriggerData& /trigData/ )
	214	{
	215	// see header file for class documentation
	216	int iResult=0;
	217	int iPrintedSlice=-1;
	218	int iPrintedPart=-1;
	219	int blockno=0;
	220	const AliHLTComponentBlockData* pDesc=NULL;
	221
	222	AliHLTTPCDigitReader* pReader=fpReader;
	223	if (!pReader) return -ENODEV;
	224
	225	for (pDesc=GetFirstInputBlock(kAliHLTAnyDataType); pDesc!=NULL; pDesc=GetNextInputBlock(), blockno++) {
	226	HLTDebug("event %Lu block %d: %s 0x%08x size %d", evtData.fEventID, blockno, DataType2Text(pDesc->fDataType).c_str(), pDesc->fSpecification, pDesc->fSize);
	227
	228	if (fDigitReaderType==kDigitReaderUnpacked && pDesc->fDataType!=AliHLTTPCDefinitions::fgkUnpackedRawDataType) continue;
	229	else if (fDigitReaderType!=kDigitReaderUnpacked && pDesc->fDataType!=(kAliHLTDataTypeDDLRaw\|kAliHLTDataOriginTPC)) continue;
	230
	231	TString filename;
	232	iResult=BuildFileName(evtData.fEventID, blockno, pDesc->fDataType, pDesc->fSpecification, filename);
	233	ios::openmode filemode=(ios::openmode)0;
	234	if (fCurrentFileName.CompareTo(filename)==0) {
	235	// append to the file
	236	filemode=ios::app;
	237	} else {
	238	// store the file for the next block
	239	fCurrentFileName=filename;
	240	}
	241	if (iResult>=0) {
	242	ofstream dump(filename.Data(), filemode);
	243	if (dump.good()) {
	244	int part=AliHLTTPCDefinitions::GetMinPatchNr(*pDesc);
	245	assert(part==AliHLTTPCDefinitions::GetMaxPatchNr(*pDesc));
	246	int slice=AliHLTTPCDefinitions::GetMinSliceNr(*pDesc);
	247	assert(slice==AliHLTTPCDefinitions::GetMaxSliceNr(*pDesc));
	248	int firstRow=AliHLTTPCTransform::GetFirstRow(part);
	249	int lastRow=AliHLTTPCTransform::GetLastRow(part);
	250
	251	iResult=pReader->InitBlock(pDesc->fPtr,pDesc->fSize,firstRow,lastRow,part,slice);
	252
	253	int iPrintedRow=-1;
	254	int iPrintedPad=-1;
	255	int iLastTime=-1;
	256	if (fbBulkMode) {
	257	while (pReader->NextChannel()) {
	258	if (PrintHeaders(slice, iPrintedSlice, part, iPrintedPart, pReader, iPrintedRow, iPrintedPad, dump)) {
	259	iLastTime=-1;
	260	}
	261	while (pReader->NextBunch()) {
	262	int bunchLength=pReader->GetBunchSize();
	263
	264	// Kenneth: 20-04-09. The following if have been added because of inconsistency in the 40 bit decoder and the 32 bit decoder.
	265	// GetSignals() in the 40 bit decoder returns an array of UInt_t while the 32 bit one returns UShort_t
	266	if(f32BitFormat == kTRUE){
	267	const UShort_t* bunchData=pReader->GetSignalsShort();
	268
	269	// bunch data is printed in 'reverse' order in order to produce
	270	// the same output as in stream reading mode
	271	dump << " Time " << pReader->GetTime()+bunchLength-1 << ": ";
	272	for (int bin=bunchLength-1; bin>=0; bin--) {
	273	dump << " " << bunchData[bin];
	274	}
	275	dump << " -> Time: " << pReader->GetTime() << endl;
	276	}
	277	else{
	278	const UInt_t* bunchData=pReader->GetSignals();
	279
	280	// bunch data is printed in 'reverse' order in order to produce
	281	// the same output as in stream reading mode
	282	dump << " Time " << pReader->GetTime()+bunchLength-1 << ": ";
	283	for (int bin=bunchLength-1; bin>=0; bin--) {
	284	dump << " " << bunchData[bin];
	285	}
	286	dump << " -> Time: " << pReader->GetTime() << endl;
	287	}
	288	}
	289	}
	290	dump << endl;
	291	} else {
	292	while (pReader->Next()) {
	293	if ((iPrintedSlice!=-1 && iLastTime!=-1 && iLastTime!=pReader->GetTime()+1 && iLastTime!=pReader->GetTime()-1)) {
	294	dump << " -> Time: " << iLastTime << endl;
	295	} else if ((iPrintedPad!=-1 && iPrintedPad!=pReader->GetPad()) \|\|
	296	(iPrintedRow!=-1 && iPrintedRow!=pReader->GetRow())) {
	297	dump << " -> Time: " << iLastTime << endl;
	298	//dump << endl;
	299	}
	300
	301	if (PrintHeaders(slice, iPrintedSlice, part, iPrintedPart, pReader, iPrintedRow, iPrintedPad, dump)) {
	302	iLastTime=-1;
	303	}
	304	if (iLastTime==-1 \|\| (iLastTime!=pReader->GetTime()+1 && iLastTime!=pReader->GetTime()-1)) {
	305	dump << " Time " << pReader->GetTime() << ": ";
	306	}
	307	iLastTime=pReader->GetTime();
	308	dump << " " << pReader->GetSignal();
	309	}
	310	if (iLastTime>=0) dump << " -> Time: " << iLastTime << endl << endl;
	311	}
	312	} else {
	313	HLTError("can not open file %s for writing", filename.Data());
	314	iResult=-EBADF;
	315	}
	316	dump.close();
	317	}
	318	pReader->Reset();
	319	}
	320	return iResult;
	321	}
	322
	323	int AliHLTTPCDigitDumpComponent::PrintHeaders(int slice, int &iPrintedSlice,
	324	int part, int &iPrintedPart,
	325	AliHLTTPCDigitReader* pReader,
	326	int &iPrintedRow, int &iPrintedPad,
	327	ofstream &dump) const
	328	{
	329	// see header file for class documentation
	330	int iResult=0;
	331	assert(pReader);
	332	if (iPrintedSlice!=slice \|\| iPrintedPart!=part) {
	333	iPrintedSlice=slice;
	334	iPrintedPart=part;
	335	dump << "====================================================================" << endl;
	336	dump << " Slice: " << iPrintedSlice << " Partition: " << iPrintedPart << endl;
	337	iPrintedRow=-1;
	338	}
	339	if (iPrintedRow!=pReader->GetRow()) {
	340	iPrintedRow=pReader->GetRow();
	341	dump << "--------------------------------------------------------------------" << endl;
	342	dump << "Row: " << iPrintedRow << endl;
	343	iPrintedPad=-1;
	344	}
	345	if (iPrintedPad!=pReader->GetPad()) {
	346	iPrintedPad=pReader->GetPad();
	347	dump << "Row: " << iPrintedRow << " Pad: " << iPrintedPad << " HW address: " << pReader->GetAltroBlockHWaddr() << endl;
	348	iResult=1;
	349	}
	350
	351	return iResult;
	352	}