Package com.pixelmed.dicom

Class CompressedFrameDecoder

java.lang.Object
com.pixelmed.dicom.CompressedFrameDecoder
public class CompressedFrameDecoder extends Object

The CompressedFrameDecoder class implements decompression of selected frames in various supported Transfer Syntaxes once already extracted from DICOM encapsulated images.

  • Field Details

    • haveProcessedMetaDataForFrameRequest

      protected boolean haveProcessedMetaDataForFrameRequest

    • haveJFIF

      protected boolean haveJFIF

    • haveAdobe

      protected boolean haveAdobe

    • areDownsampled

      protected boolean areDownsampled

    • areNumberedFromOneByOne

      protected boolean areNumberedFromOneByOne

  • Constructor Details

    • CompressedFrameDecoder

      public CompressedFrameDecoder(String transferSyntaxUID, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace) throws DicomException
      Throws:
      DicomException

    • CompressedFrameDecoder

      public CompressedFrameDecoder(String transferSyntaxUID, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace, boolean photometricInterpretationIsYBR) throws DicomException
      Throws:
      DicomException

    • CompressedFrameDecoder

      public CompressedFrameDecoder(String transferSyntaxUID, ByteFrameSource compressedDataFrameSource, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace) throws DicomException
      Throws:
      DicomException

    • CompressedFrameDecoder

      public CompressedFrameDecoder(String transferSyntaxUID, ByteFrameSource compressedDataFrameSource, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace, boolean photometricInterpretationIsYBR) throws DicomException
      Throws:
      DicomException

    • CompressedFrameDecoder

      public CompressedFrameDecoder(String transferSyntaxUID, byte[][] frames, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace) throws DicomException
      Throws:
      DicomException

    • CompressedFrameDecoder

      public CompressedFrameDecoder(String transferSyntaxUID, byte[][] frames, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace, boolean photometricInterpretationIsYBR) throws DicomException
      Throws:
      DicomException

  • Method Details

    • scanForCodecs

      public static void scanForCodecs()

    • canDecompress

      public static boolean canDecompress(File file)

      Returns a whether or not a DICOM file contains pixel data that can be decompressed using this class.

      Parameters:
      file - the file
      Returns:
      true if file can be decompressed using this class

    • canDecompress

      public static boolean canDecompress(String filename)

      Returns a whether or not a DICOM file contains pixel data that can be decompressed using this class.

      Parameters:
      filename - the file
      Returns:
      true if file can be decompressed using this class

    • getColorSpaceConvertedToRGBDuringDecompression

      public boolean getColorSpaceConvertedToRGBDuringDecompression()

      Returns a whether or not the color space will be converted to RGB during compression if it was YBR in the first place.

      Returns:
      true if RGB after compression

    • isStandardJPEGReader

      public static boolean isStandardJPEGReader(ImageReader reader)

    • isPixelMedLosslessJPEGReader

      public static boolean isPixelMedLosslessJPEGReader(ImageReader reader)

    • selectReaderFromCodecsAvailable

      public static ImageReader selectReaderFromCodecsAvailable(String readerWanted, String transferSyntaxUID, int bytesPerSample, Set<String> blacklistedReaders) throws DicomException
      Throws:
      DicomException

    • selectReaderFromCodecsAvailable

      public static ImageReader selectReaderFromCodecsAvailable(String readerWanted, String transferSyntaxUID, int bytesPerSample) throws DicomException
      Throws:
      DicomException

    • doCommonConstructorStuff

      protected void doCommonConstructorStuff(String transferSyntaxUID, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace) throws DicomException
      Throws:
      DicomException

    • doCommonConstructorStuff

      protected void doCommonConstructorStuff(String transferSyntaxUID, int bytesPerSample, int width, int height, int samples, ColorSpace colorSpace, boolean photometricInterpretationIsKnown, boolean photometricInterpretationIsYBR) throws DicomException
      Throws:
      DicomException

    • getDecompressedFrameAsBufferedImage

      public BufferedImage getDecompressedFrameAsBufferedImage(int f) throws DicomException, IOException
      Throws:
      DicomException
      IOException

    • getDecompressedFrameAsBufferedImage

      public BufferedImage getDecompressedFrameAsBufferedImage(byte[] frameBytes) throws DicomException, IOException
      Throws:
      DicomException
      IOException

    • getDecompressedFrameAsBufferedImageUsingRLE

      public BufferedImage getDecompressedFrameAsBufferedImageUsingRLE(int f) throws DicomException, IOException
      Throws:
      DicomException
      IOException

    • getDecompressedFrameAsBufferedImageUsingRLE

      public BufferedImage getDecompressedFrameAsBufferedImageUsingRLE(byte[] frameBytes) throws DicomException, IOException
      Throws:
      DicomException
      IOException

    • getDecompressedFrameAsBufferedImageUsingImageReader

      public BufferedImage getDecompressedFrameAsBufferedImageUsingImageReader(int f) throws DicomException, IOException
      Throws:
      DicomException
      IOException

    • getDecompressedFrameAsBufferedImageUsingImageReader

      public BufferedImage getDecompressedFrameAsBufferedImageUsingImageReader(byte[] frameBytes) throws DicomException, IOException
      Throws:
      DicomException
      IOException

    • dispose

      public void dispose() throws Throwable
      Throws:
      Throwable