Declaration
TIEDicomCompression = (iedcUncompressed_Implicit, iedcUncompressed, iedcUncompressed_BE, iedcRLE, iedcLSJPEG1, iedcLSJPEG2, iedcJPEG, iedcJPEG12Bit, iedcJPEG2000, iedcLosslessJPEG2000, iedcMPEG);Description
| Value | Description | Transfer Syntax | Load | Save |
|---|---|---|---|---|
| iedcUncompressed_Implicit | Uncompressed, little endian, implicit | 1.2.840.10008.1.2 |  |  |
| iedcUncompressed | Uncompressed, little endian, explicit | 1.2.840.10008.1.2.1 | | |
| iedcUncompressed_BE | Uncompressed, big endian, explicit | 1.2.840.10008.1.2.2 | | |
| iedcRLE | RLE | 1.2.840.10008.1.2.5 | | |
| iedcLSJPEG1 | Lossless JPEG | 1.2.840.10008.1.2.4.57 | | |
| iedcLSJPEG2 | Lossless JPEG | 1.2.840.10008.1.2.4.70 | | |
| iedcJPEG | JPEG | 1.2.840.10008.1.2.4.50 | | |
| iedcJPEG12Bit | JPEG 12 bit | 1.2.840.10008.1.2.4.51 | | |
| iedcJPEG2000 | Lossy JPEG2000 | 1.2.840.10008.1.2.4.91 | | |
| iedcLosslessJPEG2000 | Lossless JPEG2000 | 1.2.840.10008.1.2.4.90 | | |
| iedcMPEG | MPEG | 1.2.840.10008.1.2.4.100 | | |
Note:
◼If an unsupported format is specified when saving, iedcUncompressed will be used
◼For compressed, lossless saving the recommended format is iedcLosslessJPEG2000
Examples
// Save uncompressed DICOMImageEnView1.IO.Params.DICOM_Compression := iedcUncompressed;
ImageEnView1.IO.SaveToFileDICOM( 'C:\image.dicom' );
// Save DICOM with lossy JPEG compression
ImageEnView1.IO.Params.DICOM_Compression := iedcJPEG;
ImageEnView1.IO.Params.DICOM_JPEGQuality := 75;
ImageEnView1.IO.SaveToFileDICOM( 'C:\image.dicom' );
// Save DICOM with lossy JPEG2000 compression
ImageEnView1.IO.Params.DICOM_Compression := iedcJPEG2000;
ImageEnView1.IO.Params.DICOM_J2000Rate := 0.10;
ImageEnView1.IO.SaveToFileDICOM( 'C:\image.dicom' );
// Save DICOM with lossless JPEG2000 compression
ImageEnView1.IO.Params.DICOM_Compression := iedcLosslessJPEG2000;
ImageEnView1.IO.SaveToFileDICOM( 'C:\image.dicom' );