BdsApi  2.2.2
This is the Blacknest BDS API.
BdsDataFileLog.h
Go to the documentation of this file.
1 /*******************************************************************************
2  * BdsDataFileLog.h Data File Access
3  * T.Barnaby, BEAM Ltd, 2008-06-24
4  *******************************************************************************
5  */
6 #ifndef BdsDataFileLog_H
7 #define BdsDataFileLog_H
8 
9 #include <BdsDataFile.h>
10 #include <BdsD.h>
11 
12 namespace Bds {
13 
15 class DataFileLog : public DataFile {
16 public:
17  DataFileLog();
18 
19  BError open(BString fileName, BString mode);
20 
22  int getFeatures();
23 
24  BError getInfo(DataInfo& dataInfo, DataFileOptions options, BList<DataError>& errors);
25  BError readData(BUInt32 channel, BUInt segment, BUInt32 blockNumber, DataBlock& data);
26 
28  BError setInfo(const DataInfo& dataInfo, const ChannelInfos& channelInfos, WriteOptionsList options = WriteOptionSensorData);
29  BError start(BUInt channel, BUInt segment);
31  BError end();
32 
33  static DataFormat getFormats();
34 
35 private:
36  BError readBlock(BUInt32 channel, BUInt64 pos, DataBlock& data, BUInt64& posNext);
37 
38  DataInfo odataInfo;
39  ChannelInfos ochannelInfos;
40  BString oformat;
41  BArray<DataBlockPos> oblockPositions;
42 };
43 
44 }
45 #endif
WriteOptionsList
Definition: BdsDataFile.h:45
DataOrder
Definition: BdsDataFile.h:43
BError end()
End write segment.
Definition: BdsDataFileLog.cpp:279
BOAP data class definitions for: Bds.
uint64_t BUInt64
Data file convertor for LOG format files.
Definition: BdsDataFileLog.h:15
This class defines information on a set of data.
Definition: BdsD.h:570
BError setInfo(const DataInfo &dataInfo, const ChannelInfos &channelInfos, WriteOptionsList options=WriteOptionSensorData)
Set information on data for write.
Definition: BdsDataFileLog.cpp:205
BError getInfo(DataInfo &dataInfo, DataFileOptions options, BList< DataError > &errors)
Get info on data.
Definition: BdsDataFileLog.cpp:67
static DataFormat getFormats()
Definition: BdsDataFileLog.cpp:32
This holds information on a seismic data format.
Definition: BdsD.h:826
This class provides the acual seismic data values contained within a single data block.
Definition: BdsD.h:637
BUInt32 format
DataFileLog()
Definition: BdsDataFileLog.cpp:45
Definition: BdsC.cc:8
This class provides metadata information on a set of channels.
Definition: BdsD.h:496
This class defines the interface for generic data file access that all of the BDS data conterors shar...
Definition: BdsDataFile.h:41
Definition: BdsDataFile.h:45
BUInt32 BUInt
uint32_t BUInt32
int getFeatures()
Get bitmask of supported features.
Definition: BdsDataFileLog.cpp:62
DataOrder getDataOrder()
Get the expected order of writing data, by sample or by channel.
Definition: BdsDataFileLog.cpp:58
char data[8]
BError readData(BUInt32 channel, BUInt segment, BUInt32 blockNumber, DataBlock &data)
Read a block.
Definition: BdsDataFileLog.cpp:130
BError setFormat(BString format)
Set the sub-format.
Definition: BdsDataFileLog.cpp:191
BError open(BString fileName, BString mode)
Open the file for read or write.
Definition: BdsDataFileLog.cpp:49
BError start(BUInt channel, BUInt segment)
Start writing next segment of data.
Definition: BdsDataFileLog.cpp:221
This defines a list of BDS data convtor options.
Definition: BdsDataFile.h:30
BError writeData(const DataBlock &data)
Write a block of data.
Definition: BdsDataFileLog.cpp:268