Examples with DashEncodedSegmentParser com.att.aro.core.videoanalysis.parsers.DashEncodedSegmentParser used on opensource projects

Example 1 with DashEncodedSegmentParser

use of com.att.aro.core.videoanalysis.parsers.DashEncodedSegmentParser in project VideoOptimzer by attdevsupport.

the class ManifestBuilderDASH method processEncodedSegment.

public void processEncodedSegment(Manifest newManifest, XmlManifestHelper manifestView, String key) {
    // DASH-VOD EncodedSegmentList
    switchManifestCollection(newManifest, key, manifest.getRequestTime());
    newManifest.setVideoType(VideoType.DASH_ENCODEDSEGMENTLIST);
    MPDEncodedSegment mpdEncodedSegment = (MPDEncodedSegment) manifestView.getManifest();
    DashEncodedSegmentParser dashEncodedSegmentParser = new DashEncodedSegmentParser(mpdEncodedSegment, newManifest, manifestCollection, childManifest);
    List<AdaptationSetESL> adaptationSetList = dashEncodedSegmentParser.getAdaptationSet();
    String[] encodedSegmentDurationList = null;
    Double segmentTimeScale = null;
    /* 
		 * Sort Adaptations by minBandwidth, for the purpose of assigning track numbers.
		 * Video tracks will start with track 0
		 * Audio tracks will start with track 0, also
		 */
    SortedMap<Double, AdaptationSetESL> sortedAdaptationSet;
    Map<String, SortedMap<Double, AdaptationSetESL>> sortedAdaptationSets = new HashMap<>();
    Map<String, Integer> trackMap = new HashMap<>();
    Integer track;
    Double bandWidth;
    for (AdaptationSetESL adaptation : adaptationSetList) {
        List<RepresentationESL> representation = adaptation.getRepresentation();
        if (sortedAdaptationSets.containsKey(adaptation.getContentType())) {
            sortedAdaptationSet = sortedAdaptationSets.get(adaptation.getContentType());
        } else {
            sortedAdaptationSet = new TreeMap<>();
            sortedAdaptationSets.put(adaptation.getContentType(), sortedAdaptationSet);
            trackMap.put(createKey(adaptation), 0);
        }
        if ((bandWidth = adaptation.getMinBandwidth()) == null || bandWidth == 0) {
            bandWidth = Double.MAX_VALUE;
            for (RepresentationESL repSet : representation) {
                if (repSet.getBandwidth() == null) {
                    bandWidth = 1.0;
                    break;
                }
                if (repSet.getBandwidth() < bandWidth) {
                    bandWidth = repSet.getBandwidth();
                }
            }
        }
        sortedAdaptationSet.put(bandWidth, adaptation);
    }
    for (SortedMap<Double, AdaptationSetESL> sortedMap : sortedAdaptationSets.values()) {
        for (AdaptationSetESL adaptation : sortedMap.values()) {
            ContentType contentType = manifest.matchContentType(adaptation.getContentType());
            if (adaptation.getEncodedSegmentDurations() != null && adaptation.getEncodedSegmentDurations().getEncodedSegmentDurationList() != null) {
                segmentTimeScale = StringParse.stringToDouble(adaptation.getEncodedSegmentDurations().getTimescale(), 1);
                encodedSegmentDurationList = adaptation.getEncodedSegmentDurations().getEncodedSegmentDurationList().split(";");
            }
            track = trackMap.get(createKey(adaptation));
            SortedMap<Double, RepresentationESL> sortedRepresentationESL = sortRepresentationByBandwidth(adaptation.getRepresentation());
            for (RepresentationESL representation : sortedRepresentationESL.values()) {
                if (representation.getEncodedSegment() != null) {
                    track++;
                    manifest.setTimeScale(StringParse.stringToDouble(representation.getEncodedSegment().getTimescale(), 1));
                    LOG.debug(String.format("representation.getBandwidth() %d:%s", track, representation.getBandwidth()));
                    generateChildManifestFromEncodedSegmentList(newManifest, contentType, track, representation, encodedSegmentDurationList, segmentTimeScale);
                    if (representation.getRepresentationACC() != null) {
                        // audio
                        childManifest.setChannels(representation.getRepresentationACC().getValue());
                    }
                    addToSegmentManifestCollectionMap(childManifest.getUriName());
                }
            }
            trackMap.put(createKey(adaptation), track);
        }
    }
}