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A generic data handling object
inline DataNode (const char* format = 0)
| DataNode |
Construct a DataNode
Parameters:
format | Description of the data format, default none |
int costFormat (const DataFormat& format)
| costFormat |
[virtual]
Get the computing cost of converting the data to the format asked
Parameters:
format | Name of the format to check for |
Returns: -1 if unsupported, 0 for native format else cost in KIPS
bool setFormat (const DataFormat& format)
| setFormat |
[virtual]
Change the format used to transfer data
Parameters:
format | Name of the format to set for data |
Returns: True if the format changed successfully, false if not changed
inline const DataFormat& getFormat ()
| getFormat |
[const]
Get the description of the format currently in use
Returns: Pointer to the data format
inline unsigned long timeStamp ()
| timeStamp |
[const]
Get the current position in the data stream
Returns: Timestamp of current data position
inline unsigned long invalidStamp ()
| invalidStamp |
[static]
Get the internal representation of an invalid or unknown timestamp
Returns: Invalid timestamp - unsigned long conversion of -1
DataFormat m_format | m_format |
[protected]
unsigned long m_timestamp | m_timestamp |
[protected]
Generated by: root on dragoshel on Sat Apr 14 01:50:50 2007, using kdoc 2.0a54. |