32 #include "dcmtk/config/osconfig.h" 33 #include "dcmtk/ofstd/oftypes.h" 34 #include "dcmtk/ofstd/ofcond.h" 35 #include "dcmtk/dcmdata/dcxfer.h" 36 #include "dcmtk/ofstd/offile.h" 54 virtual OFBool
good()
const = 0;
76 virtual offile_off_t
avail()
const = 0;
83 virtual offile_off_t
write(
const void *buf, offile_off_t buflen) = 0;
90 virtual void flush() = 0;
130 virtual OFBool
good()
const;
152 virtual offile_off_t
avail()
const;
159 virtual offile_off_t
write(
const void *buf, offile_off_t buflen);
166 virtual void flush();
171 virtual offile_off_t tell()
const;
180 virtual OFCondition installCompressionFilter(E_StreamCompression filterType);
base class for output streams.
DcmConsumer * current_
pointer to first node in filter chain
virtual offile_off_t write(const void *buf, offile_off_t buflen)=0
processes as many bytes as possible from the given input block.
virtual void flush()=0
instructs the consumer to flush its internal content until either the consumer becomes "flushed" or I...
virtual ~DcmConsumer()
destructor
virtual OFCondition status() const =0
returns the status of the consumer as an OFCondition object.
pure virtual abstract base class for output filters, i.e.
offile_off_t tell_
counter for number of bytes written so far
virtual OFBool good() const =0
returns the status of the consumer.
virtual OFBool isFlushed() const =0
returns true if the consumer is flushed, i.e.
DcmOutputFilter * compressionFilter_
pointer to compression filter, NULL if no compression
virtual offile_off_t avail() const =0
returns the minimum number of bytes that can be written with the next call to write().
pure virtual abstract base class for consumers, i.e.
virtual ~DcmOutputFilter()
destructor
General purpose class for condition codes.