Examples with VideoManager org.olat.modules.video.VideoManager used on opensource projects

Example 11 with VideoManager

use of org.olat.modules.video.VideoManager in project OpenOLAT by OpenOLAT.

the class VideoTranscodingJob method forkTranscodingProcess.

/**
 * Internal helper to fork a process with handbrake and read the values from the process
 * @param videoTranscoding
 * @return true: all ok; false: an error happend along the way
 */
private boolean forkTranscodingProcess(VideoTranscoding videoTranscoding) {
    OLATResource video = videoTranscoding.getVideoResource();
    VideoModule videoModule = CoreSpringFactory.getImpl(VideoModule.class);
    VideoManager videoManager = CoreSpringFactory.getImpl(VideoManager.class);
    File masterFile = videoManager.getVideoFile(video);
    File transcodingFolder = ((LocalFolderImpl) videoManager.getTranscodingContainer(video)).getBasefile();
    File transcodedFile = new File(transcodingFolder, Integer.toString(videoTranscoding.getResolution()) + masterFile.getName());
    // mark this as beeing transcoded by this local transcoder
    videoTranscoding.setTranscoder(VideoTranscoding.TRANSCODER_LOCAL);
    videoTranscoding = videoManager.updateVideoTranscoding(videoTranscoding);
    String resolution = Integer.toString(videoTranscoding.getResolution());
    // Legacy fallback
    String profile = "Normal";
    if (resolutionsWithProfile.contains(resolution)) {
        profile = videoModule.getVideoTranscodingProfile() + " " + resolution + "p30";
    }
    ArrayList<String> cmd = new ArrayList<>();
    String tasksetConfig = videoModule.getTranscodingTasksetConfig();
    if (tasksetConfig != null && !"Mac OS X".equals(System.getProperty("os.name"))) {
        cmd.add("taskset");
        cmd.add("-c");
        cmd.add(tasksetConfig);
    }
    cmd.add("HandBrakeCLI");
    cmd.add("-i");
    cmd.add(masterFile.getAbsolutePath());
    cmd.add("-o");
    cmd.add(transcodedFile.getAbsolutePath());
    // add video infos to header for web "fast start"
    cmd.add("--optimize");
    cmd.add("--preset");
    cmd.add(profile);
    cmd.add("--height");
    cmd.add(resolution);
    // do not crop
    cmd.add("--crop");
    cmd.add("0:0:0:0");
    Process process = null;
    try {
        if (log.isDebug()) {
            log.debug(cmd.toString());
        }
        ProcessBuilder builder = new ProcessBuilder(cmd);
        process = builder.start();
        return updateVideoTranscodingFromProcessOutput(process, videoTranscoding, transcodedFile);
    } catch (IOException e) {
        log.error("Could not spawn convert sub process", e);
        return false;
    } finally {
        if (process != null) {
            process.destroy();
            process = null;
        }
    }
}

Example 12 with VideoManager

use of org.olat.modules.video.VideoManager in project OpenOLAT by OpenOLAT.

the class VideoHandler method copy.

@Override
public RepositoryEntry copy(Identity author, RepositoryEntry source, RepositoryEntry target) {
    OLATResource sourceResource = source.getOlatResource();
    OLATResource targetResource = target.getOlatResource();
    VideoManager videoManager = CoreSpringFactory.getImpl(VideoManager.class);
    videoManager.copyVideo(sourceResource, targetResource);
    return target;
}

Example 13 with VideoManager

use of org.olat.modules.video.VideoManager in project OpenOLAT by OpenOLAT.

the class VideoHandler method cleanupOnDelete.

@Override
public boolean cleanupOnDelete(RepositoryEntry entry, OLATResourceable res) {
    boolean success = super.cleanupOnDelete(entry, res);
    if (success) {
        // remove transcodings
        VideoManager videoManager = CoreSpringFactory.getImpl(VideoManager.class);
        success = videoManager.deleteVideoTranscodings(entry.getOlatResource());
        // remove metadata
        success &= videoManager.deleteVideoMetadata(entry.getOlatResource());
    }
    return success;
}

Example 14 with VideoManager

use of org.olat.modules.video.VideoManager in project OpenOLAT by OpenOLAT.

the class VideoHandler method getAsMediaResource.

@Override
public MediaResource getAsMediaResource(OLATResourceable res, boolean backwardsCompatible) {
    RepositoryManager repoManager = CoreSpringFactory.getImpl(RepositoryManager.class);
    RepositoryEntry repoEntry = repoManager.lookupRepositoryEntry(res, false);
    if (repoEntry == null) {
        return new NotFoundMediaResource();
    }
    VideoManager videoManager = CoreSpringFactory.getImpl(VideoManager.class);
    VideoExportMediaResource exportResource = videoManager.getVideoExportMediaResource(repoEntry);
    return exportResource;
}

Example 15 with VideoManager

use of org.olat.modules.video.VideoManager in project openolat by klemens.

the class VideoTranscodingJob method updateStatus.

/**
 * Update the transcoding object in database.
 *
 * @param proc The transcoding process
 * @param videoTranscoding The video transcoding object
 * @return false if the transcoding object was deleted
 */
private boolean updateStatus(Process proc, VideoTranscoding videoTranscoding) {
    VideoManager videoManager = CoreSpringFactory.getImpl(VideoManager.class);
    try (InputStream stdout = proc.getInputStream();
        InputStreamReader isr = new InputStreamReader(stdout);
        BufferedReader br = new BufferedReader(isr)) {
        String line = null;
        while ((line = br.readLine()) != null) {
            // Parse the percentage. Logline looks like this:
            // Encoding: task 1 of 1, 85.90 % (307.59 fps, avg 330.35 fps, ETA 00h00m05s)
            int start = line.indexOf(",");
            if (start != -1) {
                line = line.substring(start);
                int end = line.indexOf(".");
                if (end != -1 && end < 5) {
                    String percent = line.substring(2, end);
                    log.debug("Output: " + percent);
                    // update version file for UI
                    try {
                        videoTranscoding.setStatus(Integer.parseInt(percent));
                        videoTranscoding = videoManager.updateVideoTranscoding(videoTranscoding);
                        DBFactory.getInstance().commitAndCloseSession();
                    } catch (ObjectDeletedException e) {
                        // deleted by other process
                        proc.destroy();
                        br.close();
                        return false;
                    }
                }
            }
        }
    } catch (IOException e) {
        log.error("", e);
    }
    return true;
}