OFFIS DCMTK  Version 3.6.0
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DJLSNearLosslessDecoder Class Reference

codec class for JPEG-LS lossy and lossless TS decoding More...

Inheritance diagram for DJLSNearLosslessDecoder:
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Collaboration diagram for DJLSNearLosslessDecoder:
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Private Member Functions

virtual E_TransferSyntax supportedTransferSyntax () const
 returns the transfer syntax that this particular codec is able to encode
 

Additional Inherited Members

- Public Member Functions inherited from DJLSDecoderBase
 DJLSDecoderBase ()
 default constructor
 
virtual ~DJLSDecoderBase ()
 destructor
 
virtual OFCondition decode (const DcmRepresentationParameter *fromRepParam, DcmPixelSequence *pixSeq, DcmPolymorphOBOW &uncompressedPixelData, const DcmCodecParameter *cp, const DcmStack &objStack) const
 decompresses the given pixel sequence and stores the result in the given uncompressedPixelData element.
 
virtual OFCondition decodeFrame (const DcmRepresentationParameter *fromParam, DcmPixelSequence *fromPixSeq, const DcmCodecParameter *cp, DcmItem *dataset, Uint32 frameNo, Uint32 &startFragment, void *buffer, Uint32 bufSize, OFString &decompressedColorModel) const
 decompresses a single frame from the given pixel sequence and stores the result in the given buffer.
 
virtual OFCondition encode (const Uint16 *pixelData, const Uint32 length, const DcmRepresentationParameter *toRepParam, DcmPixelSequence *&pixSeq, const DcmCodecParameter *cp, DcmStack &objStack) const
 compresses the given uncompressed DICOM image and stores the result in the given pixSeq element.
 
virtual OFCondition encode (const E_TransferSyntax fromRepType, const DcmRepresentationParameter *fromRepParam, DcmPixelSequence *fromPixSeq, const DcmRepresentationParameter *toRepParam, DcmPixelSequence *&toPixSeq, const DcmCodecParameter *cp, DcmStack &objStack) const
 transcodes (re-compresses) the given compressed DICOM image and stores the result in the given toPixSeq element.
 
virtual OFBool canChangeCoding (const E_TransferSyntax oldRepType, const E_TransferSyntax newRepType) const
 checks if this codec is able to convert from the given current transfer syntax to the given new transfer syntax
 
virtual OFCondition determineDecompressedColorModel (const DcmRepresentationParameter *fromParam, DcmPixelSequence *fromPixSeq, const DcmCodecParameter *cp, DcmItem *dataset, OFString &decompressedColorModel) const
 determine color model of the decompressed image
 
- Static Public Member Functions inherited from DcmCodec
static OFCondition insertStringIfMissing (DcmItem *dataset, const DcmTagKey &tag, const char *val)
 helper function that inserts a string attribute with a given value into a dataset if missing in the dataset.
 
static OFCondition convertToSecondaryCapture (DcmItem *dataset)
 helper function that converts a dataset containing a DICOM image into a valid (standard extended) Secondary Capture object by inserting all attributes that are type 1/2 in Secondary Capture and missing in the source dataset.
 
static OFCondition newInstance (DcmItem *dataset, const char *purposeOfReferenceCodingScheme=NULL, const char *purposeOfReferenceCodeValue=NULL, const char *purposeOfReferenceCodeMeaning=NULL)
 create new SOP instance UID and Source Image Sequence referencing the old SOP instance (if present)
 
static OFCondition updateImageType (DcmItem *dataset)
 set first value of Image Type to DERIVED.
 
static OFCondition insertCodeSequence (DcmItem *dataset, const DcmTagKey &tagKey, const char *codingSchemeDesignator, const char *codeValue, const char *codeMeaning)
 insert code sequence into the given dataset
 
static OFCondition determineStartFragment (Uint32 frameNo, Sint32 numberOfFrames, DcmPixelSequence *fromPixSeq, Uint32 &currentItem)
 determine the index number (starting with zero) of the compressed pixel data fragment corresponding to the given frame (also starting with zero)
 

Detailed Description

codec class for JPEG-LS lossy and lossless TS decoding

Definition at line 332 of file djcodecd.h.

Member Function Documentation

virtual E_TransferSyntax DJLSNearLosslessDecoder::supportedTransferSyntax ( ) const
privatevirtual

returns the transfer syntax that this particular codec is able to encode

Returns
supported transfer syntax

The documentation for this class was generated from the following file:


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