Examples with Transcoder org.dcm4che3.imageio.codec.Transcoder used on opensource projects

Example 1 with Transcoder

use of org.dcm4che3.imageio.codec.Transcoder in project dcm4chee-arc-light by dcm4che.

the class StoreServiceImpl method selectCompressionRule.

private ArchiveCompressionRule selectCompressionRule(Transcoder transcoder, StoreContext storeContext) {
    ImageDescriptor imageDescriptor = transcoder.getImageDescriptor();
    if (// not an image
    imageDescriptor == null)
        return null;
    if (// already compressed
    transcoder.getSourceTransferSyntaxType() != TransferSyntaxType.NATIVE)
        return null;
    StoreSession session = storeContext.getStoreSession();
    Optional<ArchiveCompressionRule> matchingRule = session.getArchiveAEExtension().compressionRules().filter(rule -> rule.match(session.getRemoteHostName(), session.getCallingAET(), session.getLocalHostName(), session.getCalledAET(), storeContext.getAttributes())).findFirst();
    if (matchingRule.isPresent()) {
        if (!imageDescriptor.isMultiframeWithEmbeddedOverlays()) {
            return matchingRule.get();
        }
        LOG.info("Compression of multi-frame image with embedded overlays not supported");
    }
    return null;
}

Example 2 with Transcoder

use of org.dcm4che3.imageio.codec.Transcoder in project dcm4chee-arc-light by dcm4che.

the class StoreServiceImpl method writeToStorage.

private void writeToStorage(StoreContext ctx, InputStream data) throws DicomServiceException {
    String receiveTranferSyntax = ctx.getReceiveTranferSyntax();
    ArchiveAEExtension arcAE = ctx.getStoreSession().getArchiveAEExtension();
    ArchiveDeviceExtension arcDev = arcAE.getArchiveDeviceExtension();
    try (Transcoder transcoder = receiveTranferSyntax != null ? new Transcoder(data, receiveTranferSyntax) : new Transcoder(data)) {
        ctx.setReceiveTransferSyntax(transcoder.getSourceTransferSyntax());
        transcoder.setIncludeBulkData(DicomInputStream.IncludeBulkData.URI);
        transcoder.setBulkDataDescriptor(arcAE.getBulkDataDescriptor());
        transcoder.setPixelDataBulkDataURI("");
        transcoder.setConcatenateBulkDataFiles(true);
        transcoder.setBulkDataDirectory(arcAE.getBulkDataSpoolDirectoryFile());
        transcoder.setIncludeFileMetaInformation(true);
        transcoder.setIncludeImplementationVersionName(arcDev.isStoreImplementationVersionName());
        transcoder.setDeleteBulkDataFiles(true);
        transcoder.transcode(new TranscoderHandler(ctx));
    } catch (StorageException e) {
        LOG.warn("{}: Failed to store received object:\n", ctx.getStoreSession(), e);
        throw new DicomServiceException(Status.OutOfResources, e);
    } catch (DicomStreamException e) {
        LOG.warn("{}: Failed to parse received object:\n", ctx.getStoreSession(), e);
        throw new DicomServiceException(FAILED_TO_PARSE_DICOM_STREAM, e);
    } catch (Throwable e) {
        LOG.warn("{}: Failed to store received object:\n", ctx.getStoreSession(), e);
        throw new DicomServiceException(Status.ProcessingFailure, e);
    }
}

Example 3 with Transcoder

use of org.dcm4che3.imageio.codec.Transcoder in project dcm4chee-arc-light by dcm4che.

the class RetrieveTaskImpl method store.

private void store(InstanceLocations inst, Association storeas, Collection<InstanceLocations> outstandingRSP) {
    CStoreRSPHandler rspHandler = new CStoreRSPHandler(inst, storeas, outstandingRSP);
    String iuid = inst.getSopInstanceUID();
    String cuid = inst.getSopClassUID();
    int priority = ctx.getPriority();
    Set<String> tsuids = storeas.getTransferSyntaxesFor(cuid);
    try {
        RetrieveService service = ctx.getRetrieveService();
        try (Transcoder transcoder = service.openTranscoder(ctx, inst, tsuids, false)) {
            String tsuid = transcoder.getDestinationTransferSyntax();
            AttributesCoercion coerce;
            List<ArchiveAttributeCoercion2> coercions = service.getArchiveAttributeCoercions(ctx, inst);
            if (coercions.isEmpty()) {
                ArchiveAttributeCoercion rule = service.getArchiveAttributeCoercion(ctx, inst);
                if (rule != null) {
                    transcoder.setNullifyPixelData(rule.isNullifyPixelData());
                }
                coerce = service.getAttributesCoercion(ctx, inst, rule);
            } else {
                transcoder.setNullifyPixelData(ArchiveAttributeCoercion2.containsScheme(coercions, ArchiveAttributeCoercion2.NULLIFY_PIXEL_DATA));
                coerce = service.getAttributesCoercion(ctx, inst, coercions);
            }
            iuid = coerce.remapUID(iuid);
            TranscoderDataWriter data = new TranscoderDataWriter(transcoder, coerce);
            outstandingRSP.add(inst);
            long startTime = System.nanoTime();
            if (ctx.getMoveOriginatorAETitle() != null) {
                storeas.cstore(cuid, iuid, priority, ctx.getMoveOriginatorAETitle(), ctx.getMoveOriginatorMessageID(), data, tsuid, rspHandler);
            } else {
                storeas.cstore(cuid, iuid, priority, data, tsuid, rspHandler);
            }
            service.getMetricsService().acceptDataRate("send-to-" + storeas.getRemoteAET(), data.getCount(), startTime);
        }
    } catch (Exception e) {
        outstandingRSP.remove(inst);
        ctx.incrementFailed();
        ctx.addFailedSOPInstanceUID(iuid);
        LOG.warn("{}: failed to send {} to {}:", rqas != null ? rqas : storeas, inst, ctx.getDestinationAETitle(), e);
    }
}

Example 4 with Transcoder

use of org.dcm4che3.imageio.codec.Transcoder in project dcm4chee-arc-light by dcm4che.

the class RetrieveServiceImpl method openTranscoder.

@Override
public Transcoder openTranscoder(RetrieveContext ctx, InstanceLocations inst, Collection<String> tsuids, boolean fmi) throws IOException {
    removeUnsupportedTransferSyntax(inst, tsuids);
    LocationInputStream locationInputStream = openLocationInputStream(ctx, inst);
    Transcoder transcoder = new Transcoder(toDicomInputStream(locationInputStream));
    transcoder.setIncludeBulkData(DicomInputStream.IncludeBulkData.URI);
    ArchiveAEExtension arcAE = ctx.getArchiveAEExtension();
    transcoder.setBulkDataDescriptor(arcAE.getBulkDataDescriptor());
    transcoder.setBulkDataDirectory(arcAE.getBulkDataSpoolDirectoryFile());
    transcoder.setConcatenateBulkDataFiles(true);
    transcoder.setDestinationTransferSyntax(selectTransferSyntax(locationInputStream, tsuids));
    transcoder.setCloseOutputStream(false);
    transcoder.setIncludeFileMetaInformation(fmi);
    return transcoder;
}

Example 5 with Transcoder

use of org.dcm4che3.imageio.codec.Transcoder in project dcm4che by dcm4che.

the class TranscoderTest method test.

private void test(String ifname, String ofname, final String outts, boolean fmi) throws IOException {
    final File ifile = new File("target/test-data/" + ifname);
    final File ofile = new File("target/test-out/" + ofname);
    Transcoder.Handler handler = new Transcoder.Handler() {

        @Override
        public OutputStream newOutputStream(Transcoder transcoder, Attributes dataset) throws IOException {
            return new FileOutputStream(ofile);
        }
    };
    try (Transcoder transcoder = new Transcoder(ifile)) {
        transcoder.setIncludeFileMetaInformation(fmi);
        transcoder.setIncludeBulkData(DicomInputStream.IncludeBulkData.URI);
        transcoder.setDestinationTransferSyntax(outts);
        transcoder.transcode(handler);
    }
}