Examples with MediaInspectionException org.opencastproject.inspection.api.MediaInspectionException used on opensource projects

Example 1 with MediaInspectionException

use of org.opencastproject.inspection.api.MediaInspectionException in project opencast by opencast.

the class MediaInspector method enrichElement.

/**
 * Enriches the media package element metadata such as the mime type, the file size etc. The method mutates the
 * argument element.
 *
 * @param element
 *          the media package element
 * @param override
 *          <code>true</code> to overwrite existing metadata
 * @return the enriched element
 * @throws MediaInspectionException
 *           if enriching fails
 */
private MediaPackageElement enrichElement(final MediaPackageElement element, final boolean override, final Map<String, String> options) throws MediaInspectionException {
    try {
        File file;
        try {
            file = workspace.get(element.getURI());
        } catch (NotFoundException e) {
            throw new MediaInspectionException("Unable to find " + element.getURI() + " in the workspace", e);
        } catch (IOException e) {
            throw new MediaInspectionException("Error accessing " + element.getURI() + " in the workspace", e);
        }
        // Checksum
        if (element.getChecksum() == null || override) {
            try {
                element.setChecksum(Checksum.create(ChecksumType.DEFAULT_TYPE, file));
            } catch (IOException e) {
                throw new MediaInspectionException("Error generating checksum for " + element.getURI(), e);
            }
        }
        // Mimetype
        if (element.getMimeType() == null || override) {
            try {
                element.setMimeType(MimeTypes.fromURI(file.toURI()));
            } catch (UnknownFileTypeException e) {
                logger.info("unable to determine the mime type for {}", file.getName());
            }
        }
        logger.info("Successfully inspected element {}", element);
        return element;
    } catch (Exception e) {
        logger.warn("Error enriching element " + element, e);
        if (e instanceof MediaInspectionException) {
            throw (MediaInspectionException) e;
        } else {
            throw new MediaInspectionException(e);
        }
    }
}

Example 2 with MediaInspectionException

use of org.opencastproject.inspection.api.MediaInspectionException in project opencast by opencast.

the class MediaInspector method enrichTrack.

/**
 * Enriches the track's metadata and can be executed in an asynchronous way.
 *
 * @param originalTrack
 *          the original track
 * @param override
 *          <code>true</code> to override existing metadata
 * @return the media package element
 * @throws MediaInspectionException
 */
private MediaPackageElement enrichTrack(final Track originalTrack, final boolean override, final Map<String, String> options) throws MediaInspectionException {
    try {
        URI originalTrackUrl = originalTrack.getURI();
        MediaPackageElementFlavor flavor = originalTrack.getFlavor();
        logger.debug("enrich(" + originalTrackUrl + ") called");
        // Get the file from the URL
        File file = null;
        try {
            file = workspace.get(originalTrackUrl);
        } catch (NotFoundException e) {
            throw new MediaInspectionException("File " + originalTrackUrl + " was not found and can therefore not be " + "inspected", e);
        } catch (IOException e) {
            throw new MediaInspectionException("Error accessing " + originalTrackUrl, e);
        }
        // TODO: Try to guess the extension from the container's metadata
        if ("".equals(FilenameUtils.getExtension(file.getName()))) {
            throw new MediaInspectionException("Can not inspect files without a filename extension");
        }
        MediaContainerMetadata metadata = getFileMetadata(file, getAccurateFrameCount(options));
        if (metadata == null) {
            throw new MediaInspectionException("Unable to acquire media metadata for " + originalTrackUrl);
        } else {
            TrackImpl track = null;
            try {
                track = (TrackImpl) MediaPackageElementBuilderFactory.newInstance().newElementBuilder().elementFromURI(originalTrackUrl, MediaPackageElement.Type.Track, flavor);
            } catch (UnsupportedElementException e) {
                throw new MediaInspectionException("Unable to create track element from " + file, e);
            }
            // init the new track with old
            track.setChecksum(originalTrack.getChecksum());
            track.setDuration(originalTrack.getDuration());
            track.setElementDescription(originalTrack.getElementDescription());
            track.setFlavor(flavor);
            track.setIdentifier(originalTrack.getIdentifier());
            track.setMimeType(originalTrack.getMimeType());
            track.setReference(originalTrack.getReference());
            track.setSize(file.length());
            track.setURI(originalTrackUrl);
            for (String tag : originalTrack.getTags()) {
                track.addTag(tag);
            }
            // enrich the new track with basic info
            if (track.getDuration() == null || override)
                track.setDuration(metadata.getDuration());
            if (track.getChecksum() == null || override) {
                try {
                    track.setChecksum(Checksum.create(ChecksumType.DEFAULT_TYPE, file));
                } catch (IOException e) {
                    throw new MediaInspectionException("Unable to read " + file, e);
                }
            }
            // Add the mime type if it's not already present
            if (track.getMimeType() == null || override) {
                try {
                    MimeType mimeType = MimeTypes.fromURI(track.getURI());
                    // The mimetype library doesn't know about audio/video metadata, so the type might be wrong.
                    if ("audio".equals(mimeType.getType()) && metadata.hasVideoStreamMetadata()) {
                        mimeType = MimeTypes.parseMimeType("video/" + mimeType.getSubtype());
                    } else if ("video".equals(mimeType.getType()) && !metadata.hasVideoStreamMetadata()) {
                        mimeType = MimeTypes.parseMimeType("audio/" + mimeType.getSubtype());
                    }
                    track.setMimeType(mimeType);
                } catch (UnknownFileTypeException e) {
                    logger.info("Unable to detect the mimetype for track {} at {}", track.getIdentifier(), track.getURI());
                }
            }
            // find all streams
            Dictionary<String, Stream> streamsId2Stream = new Hashtable<String, Stream>();
            for (Stream stream : originalTrack.getStreams()) {
                streamsId2Stream.put(stream.getIdentifier(), stream);
            }
            // audio list
            try {
                addAudioStreamMetadata(track, metadata);
            } catch (Exception e) {
                throw new MediaInspectionException("Unable to extract audio metadata from " + file, e);
            }
            // video list
            try {
                addVideoStreamMetadata(track, metadata);
            } catch (Exception e) {
                throw new MediaInspectionException("Unable to extract video metadata from " + file, e);
            }
            logger.info("Successfully inspected track {}", track);
            return track;
        }
    } catch (Exception e) {
        logger.warn("Error enriching track " + originalTrack, e);
        if (e instanceof MediaInspectionException) {
            throw (MediaInspectionException) e;
        } else {
            throw new MediaInspectionException(e);
        }
    }
}

Example 3 with MediaInspectionException

use of org.opencastproject.inspection.api.MediaInspectionException in project opencast by opencast.

the class MediaInspector method getFileMetadata.

/**
 * Asks the media analyzer to extract the file's metadata.
 *
 * @param file
 *          the file
 * @return the file container metadata
 * @throws MediaInspectionException
 *           if metadata extraction fails
 */
private MediaContainerMetadata getFileMetadata(File file, boolean accurateFrameCount) throws MediaInspectionException {
    if (file == null)
        throw new IllegalArgumentException("file to analyze cannot be null");
    try {
        MediaAnalyzer analyzer = new FFmpegAnalyzer(accurateFrameCount);
        analyzer.setConfig(map(Tuple.<String, Object>tuple(FFmpegAnalyzer.FFPROBE_BINARY_CONFIG, ffprobePath)));
        return analyzer.analyze(file);
    } catch (MediaAnalyzerException e) {
        throw new MediaInspectionException(e);
    }
}

Example 4 with MediaInspectionException

use of org.opencastproject.inspection.api.MediaInspectionException in project opencast by opencast.

the class InspectWorkflowOperationHandler method start.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.workflow.api.WorkflowOperationHandler#start(org.opencastproject.workflow.api.WorkflowInstance,
 *      JobContext)
 */
@Override
public WorkflowOperationResult start(WorkflowInstance workflowInstance, JobContext context) throws WorkflowOperationException {
    MediaPackage mediaPackage = (MediaPackage) workflowInstance.getMediaPackage().clone();
    // Inspect the tracks
    long totalTimeInQueue = 0;
    WorkflowOperationInstance operation = workflowInstance.getCurrentOperation();
    boolean rewrite = "true".equalsIgnoreCase(operation.getConfiguration(OPT_OVERWRITE));
    boolean acceptNoMedia = "true".equalsIgnoreCase(operation.getConfiguration(OPT_ACCEPT_NO_MEDIA));
    final Map<String, String> options = new HashMap<String, String>();
    if ("true".equalsIgnoreCase(operation.getConfiguration(OPT_ACCURATE_FRAME_COUNT))) {
        logger.info("Using accurate frame count for inspection media package {}", mediaPackage);
        options.put(MediaInspectionOptions.OPTION_ACCURATE_FRAME_COUNT, Boolean.TRUE.toString());
    }
    // Test if there are tracks in the mediapackage
    if (mediaPackage.getTracks().length == 0) {
        logger.warn("Recording {} contains no media", mediaPackage);
        if (!acceptNoMedia)
            throw new WorkflowOperationException("Mediapackage " + mediaPackage + " contains no media");
    }
    for (Track track : mediaPackage.getTracks()) {
        logger.info("Inspecting track '{}' of {}", track.getIdentifier(), mediaPackage);
        Job inspectJob = null;
        Track inspectedTrack;
        if (track != null && track.getURI() != null && (track.getURI().toString().endsWith(".vtt") || track.getURI().toString().endsWith(".srt"))) {
            inspectedTrack = (Track) track.clone();
            inspectedTrack.setMimeType(MimeType.mimeType("text", "vtt"));
            logger.info("Track '{}' of {} contains captions", track.getIdentifier(), mediaPackage);
        } else {
            try {
                inspectJob = inspectionService.enrich(track, rewrite, options);
                if (!waitForStatus(inspectJob).isSuccess()) {
                    throw new WorkflowOperationException("Track " + track + " could not be inspected");
                }
            } catch (MediaInspectionException e) {
                throw new WorkflowOperationException("Error inspecting media package", e);
            } catch (MediaPackageException e) {
                throw new WorkflowOperationException("Error parsing media package", e);
            }
            // add this receipt's queue and execution times to the total
            long timeInQueue = inspectJob.getQueueTime() == null ? 0 : inspectJob.getQueueTime();
            totalTimeInQueue += timeInQueue;
            try {
                inspectedTrack = (Track) MediaPackageElementParser.getFromXml(inspectJob.getPayload());
            } catch (MediaPackageException e) {
                throw new WorkflowOperationException("Unable to parse track from job " + inspectJob.getId(), e);
            }
            if (inspectedTrack == null)
                throw new WorkflowOperationException("Track " + track + " could not be inspected");
            if (inspectedTrack.getStreams().length == 0)
                throw new WorkflowOperationException(format("Track %s does not contain any streams", track));
        }
        // Replace the original track with the inspected one
        try {
            mediaPackage.remove(track);
            mediaPackage.add(inspectedTrack);
        } catch (UnsupportedElementException e) {
            logger.error("Error adding {} to media package", inspectedTrack, e);
        }
    }
    // Update dublin core with metadata
    try {
        updateDublinCore(mediaPackage);
    } catch (Exception e) {
        logger.warn("Unable to update dublin core data: {}", e.getMessage(), e);
        throw new WorkflowOperationException(e.getMessage());
    }
    return createResult(mediaPackage, Action.CONTINUE, totalTimeInQueue);
}

Example 5 with MediaInspectionException

use of org.opencastproject.inspection.api.MediaInspectionException in project opencast by opencast.

the class VideoEditorTest method setUp.

/**
 * Setup for the video editor service, including creation of a mock workspace and all dependencies.
 *
 * @throws Exception
 *           if setup fails
 */
@Before
public void setUp() throws Exception {
    File tmpDir = folder.newFolder(getClass().getName());
    // output file
    tempFile1 = new File(tmpDir, "testoutput.mp4");
    /* mock the workspace for the input/output file */
    // workspace.get(new URI(sourceTrackUri));
    Workspace workspace = EasyMock.createMock(Workspace.class);
    EasyMock.expect(workspace.rootDirectory()).andReturn(tmpDir.getAbsolutePath());
    EasyMock.expect(workspace.get(track1.getURI())).andReturn(new File(track1.getURI())).anyTimes();
    EasyMock.expect(workspace.get(track2.getURI())).andReturn(new File(track2.getURI())).anyTimes();
    EasyMock.expect(workspace.putInCollection(EasyMock.anyString(), EasyMock.anyString(), EasyMock.anyObject(InputStream.class))).andAnswer(() -> {
        InputStream in = (InputStream) EasyMock.getCurrentArguments()[2];
        IOUtils.copy(in, new FileOutputStream(tempFile1));
        return tempFile1.toURI();
    });
    /* mock the role/org/security dependencies */
    User anonymous = new JaxbUser("anonymous", "test", new DefaultOrganization(), new JaxbRole(DefaultOrganization.DEFAULT_ORGANIZATION_ANONYMOUS, new DefaultOrganization()));
    UserDirectoryService userDirectoryService = EasyMock.createMock(UserDirectoryService.class);
    EasyMock.expect(userDirectoryService.loadUser((String) EasyMock.anyObject())).andReturn(anonymous).anyTimes();
    Organization organization = new DefaultOrganization();
    OrganizationDirectoryService organizationDirectoryService = EasyMock.createMock(OrganizationDirectoryService.class);
    EasyMock.expect(organizationDirectoryService.getOrganization((String) EasyMock.anyObject())).andReturn(organization).anyTimes();
    SecurityService securityService = EasyMock.createNiceMock(SecurityService.class);
    EasyMock.expect(securityService.getUser()).andReturn(anonymous).anyTimes();
    EasyMock.expect(securityService.getOrganization()).andReturn(organization).anyTimes();
    /* mock the osgi init for the video editor itself */
    BundleContext bc = EasyMock.createNiceMock(BundleContext.class);
    File storageDir = folder.newFolder();
    logger.info("storageDir: {}", storageDir);
    EasyMock.expect(bc.getProperty("org.opencastproject.storage.dir")).andReturn(storageDir.getPath()).anyTimes();
    EasyMock.expect(bc.getProperty("org.opencastproject.composer.ffmpegpath")).andReturn(FFMPEG_BINARY).anyTimes();
    EasyMock.expect(bc.getProperty(FFmpegAnalyzer.FFPROBE_BINARY_CONFIG)).andReturn("ffprobe").anyTimes();
    ComponentContext cc = EasyMock.createNiceMock(ComponentContext.class);
    EasyMock.expect(cc.getBundleContext()).andReturn(bc).anyTimes();
    EasyMock.replay(bc, cc, workspace, userDirectoryService, organizationDirectoryService, securityService);
    /* mock inspector output so that the job will alway pass */
    String sourceTrackXml = "<?xml version='1.0' encoding='UTF-8' standalone='yes'?>" + "<track xmlns=\"http://mediapackage.opencastproject.org\" type='presentation/source' id='deadbeef-a926-4ba9-96d9-2fafbcc30d2a'>" + "<audio id='audio-1'><encoder type='MP3 (MPEG audio layer 3)'/><channels>2</channels>" + "<bitrate>96000.0</bitrate></audio><video id='video-1'><device/>" + "<encoder type='FLV / Sorenson Spark / Sorenson H.263 (Flash Video)'/>" + "<bitrate>512000.0</bitrate><framerate>15.0</framerate>" + "<resolution>854x480</resolution></video>" + "<mimetype>video/mpeg</mimetype><url>video.mp4</url></track>";
    inspectedTrack = (Track) MediaPackageElementParser.getFromXml(sourceTrackXml);
    veditor = new VideoEditorServiceImpl() {

        @Override
        protected Job inspect(Job job, URI workspaceURI) throws MediaInspectionException, ProcessFailedException {
            Job inspectionJob = EasyMock.createNiceMock(Job.class);
            try {
                EasyMock.expect(inspectionJob.getPayload()).andReturn(MediaPackageElementParser.getAsXml(inspectedTrack));
            } catch (MediaPackageException e) {
                throw new MediaInspectionException(e);
            }
            EasyMock.replay(inspectionJob);
            return inspectionJob;
        }
    };
    /* set up video editor */
    veditor.activate(cc);
    veditor.setWorkspace(workspace);
    veditor.setSecurityService(securityService);
    veditor.setUserDirectoryService(userDirectoryService);
    veditor.setSmilService(smilService);
    veditor.setOrganizationDirectoryService(organizationDirectoryService);
    serviceRegistry = EasyMock.createMock(ServiceRegistry.class);
    final Capture<String> type = EasyMock.newCapture();
    final Capture<String> operation = EasyMock.newCapture();
    final Capture<List<String>> args = EasyMock.newCapture();
    EasyMock.expect(serviceRegistry.createJob(capture(type), capture(operation), capture(args), EasyMock.anyFloat())).andAnswer(() -> {
        Job job = new JobImpl(0);
        logger.error("type: {}", type.getValue());
        job.setJobType(type.getValue());
        job.setOperation(operation.getValue());
        job.setArguments(args.getValue());
        job.setPayload(veditor.process(job));
        return job;
    }).anyTimes();
    EasyMock.replay(serviceRegistry);
    veditor.setServiceRegistry(serviceRegistry);
}