Examples with Representation com.google.android.exoplayer2.source.dash.manifest.Representation used on opensource projects

Example 16 with Representation

use of com.google.android.exoplayer2.source.dash.manifest.Representation in project ExoPlayer by google.

the class DashUtilTest method resolveCacheKey_representationCacheKeyDefined_usesRepresentationCacheKey.

@Test
public void resolveCacheKey_representationCacheKeyDefined_usesRepresentationCacheKey() {
    ImmutableList<BaseUrl> baseUrls = ImmutableList.of(new BaseUrl("http://www.google.com"), new BaseUrl("http://www.foo.com"));
    Representation.SingleSegmentRepresentation representation = new Representation.SingleSegmentRepresentation(/* revisionId= */
    1L, new Format.Builder().build(), baseUrls, new SingleSegmentBase(), /* inbandEventStreams= */
    null, /* essentialProperties= */
    ImmutableList.of(), /* supplementalProperties= */
    ImmutableList.of(), "cacheKey", /* contentLength= */
    1);
    RangedUri rangedUri = new RangedUri("path/to/resource", /* start= */
    0, /* length= */
    1);
    String cacheKey = DashUtil.resolveCacheKey(representation, rangedUri);
    assertThat(cacheKey).isEqualTo("cacheKey");
}

Example 17 with Representation

use of com.google.android.exoplayer2.source.dash.manifest.Representation in project ExoPlayer by google.

the class DashDownloader method getSegmentIndex.

@Nullable
private DashSegmentIndex getSegmentIndex(DataSource dataSource, int trackType, Representation representation, boolean removing) throws IOException, InterruptedException {
    DashSegmentIndex index = representation.getIndex();
    if (index != null) {
        return index;
    }
    RunnableFutureTask<@NullableType ChunkIndex, IOException> runnable = new RunnableFutureTask<@NullableType ChunkIndex, IOException>() {

        @Override
        @NullableType
        protected ChunkIndex doWork() throws IOException {
            return DashUtil.loadChunkIndex(dataSource, trackType, representation);
        }
    };
    @Nullable ChunkIndex seekMap = execute(runnable, removing);
    return seekMap == null ? null : new DashWrappingSegmentIndex(seekMap, representation.presentationTimeOffsetUs);
}

Example 18 with Representation

use of com.google.android.exoplayer2.source.dash.manifest.Representation in project ExoPlayer by google.

the class DashManifestParser method buildRepresentation.

protected Representation buildRepresentation(RepresentationInfo representationInfo, @Nullable String label, @Nullable String extraDrmSchemeType, ArrayList<SchemeData> extraDrmSchemeDatas, ArrayList<Descriptor> extraInbandEventStreams) {
    Format.Builder formatBuilder = representationInfo.format.buildUpon();
    if (label != null) {
        formatBuilder.setLabel(label);
    }
    @Nullable String drmSchemeType = representationInfo.drmSchemeType;
    if (drmSchemeType == null) {
        drmSchemeType = extraDrmSchemeType;
    }
    ArrayList<SchemeData> drmSchemeDatas = representationInfo.drmSchemeDatas;
    drmSchemeDatas.addAll(extraDrmSchemeDatas);
    if (!drmSchemeDatas.isEmpty()) {
        filterRedundantIncompleteSchemeDatas(drmSchemeDatas);
        formatBuilder.setDrmInitData(new DrmInitData(drmSchemeType, drmSchemeDatas));
    }
    ArrayList<Descriptor> inbandEventStreams = representationInfo.inbandEventStreams;
    inbandEventStreams.addAll(extraInbandEventStreams);
    return Representation.newInstance(representationInfo.revisionId, formatBuilder.build(), representationInfo.baseUrls, representationInfo.segmentBase, inbandEventStreams, representationInfo.essentialProperties, representationInfo.supplementalProperties, /* cacheKey= */
    null);
}

Example 19 with Representation

use of com.google.android.exoplayer2.source.dash.manifest.Representation in project ExoPlayer by google.

the class DashManifestParser method parseRepresentation.

// Representation parsing.
protected RepresentationInfo parseRepresentation(XmlPullParser xpp, List<BaseUrl> parentBaseUrls, @Nullable String adaptationSetMimeType, @Nullable String adaptationSetCodecs, int adaptationSetWidth, int adaptationSetHeight, float adaptationSetFrameRate, int adaptationSetAudioChannels, int adaptationSetAudioSamplingRate, @Nullable String adaptationSetLanguage, List<Descriptor> adaptationSetRoleDescriptors, List<Descriptor> adaptationSetAccessibilityDescriptors, List<Descriptor> adaptationSetEssentialProperties, List<Descriptor> adaptationSetSupplementalProperties, @Nullable SegmentBase segmentBase, long periodStartUnixTimeMs, long periodDurationMs, long baseUrlAvailabilityTimeOffsetUs, long segmentBaseAvailabilityTimeOffsetUs, long timeShiftBufferDepthMs, boolean dvbProfileDeclared) throws XmlPullParserException, IOException {
    String id = xpp.getAttributeValue(null, "id");
    int bandwidth = parseInt(xpp, "bandwidth", Format.NO_VALUE);
    String mimeType = parseString(xpp, "mimeType", adaptationSetMimeType);
    String codecs = parseString(xpp, "codecs", adaptationSetCodecs);
    int width = parseInt(xpp, "width", adaptationSetWidth);
    int height = parseInt(xpp, "height", adaptationSetHeight);
    float frameRate = parseFrameRate(xpp, adaptationSetFrameRate);
    int audioChannels = adaptationSetAudioChannels;
    int audioSamplingRate = parseInt(xpp, "audioSamplingRate", adaptationSetAudioSamplingRate);
    String drmSchemeType = null;
    ArrayList<SchemeData> drmSchemeDatas = new ArrayList<>();
    ArrayList<Descriptor> inbandEventStreams = new ArrayList<>();
    ArrayList<Descriptor> essentialProperties = new ArrayList<>(adaptationSetEssentialProperties);
    ArrayList<Descriptor> supplementalProperties = new ArrayList<>(adaptationSetSupplementalProperties);
    ArrayList<BaseUrl> baseUrls = new ArrayList<>();
    boolean seenFirstBaseUrl = false;
    do {
        xpp.next();
        if (XmlPullParserUtil.isStartTag(xpp, "BaseURL")) {
            if (!seenFirstBaseUrl) {
                baseUrlAvailabilityTimeOffsetUs = parseAvailabilityTimeOffsetUs(xpp, baseUrlAvailabilityTimeOffsetUs);
                seenFirstBaseUrl = true;
            }
            baseUrls.addAll(parseBaseUrl(xpp, parentBaseUrls, dvbProfileDeclared));
        } else if (XmlPullParserUtil.isStartTag(xpp, "AudioChannelConfiguration")) {
            audioChannels = parseAudioChannelConfiguration(xpp);
        } else if (XmlPullParserUtil.isStartTag(xpp, "SegmentBase")) {
            segmentBase = parseSegmentBase(xpp, (SingleSegmentBase) segmentBase);
        } else if (XmlPullParserUtil.isStartTag(xpp, "SegmentList")) {
            segmentBaseAvailabilityTimeOffsetUs = parseAvailabilityTimeOffsetUs(xpp, segmentBaseAvailabilityTimeOffsetUs);
            segmentBase = parseSegmentList(xpp, (SegmentList) segmentBase, periodStartUnixTimeMs, periodDurationMs, baseUrlAvailabilityTimeOffsetUs, segmentBaseAvailabilityTimeOffsetUs, timeShiftBufferDepthMs);
        } else if (XmlPullParserUtil.isStartTag(xpp, "SegmentTemplate")) {
            segmentBaseAvailabilityTimeOffsetUs = parseAvailabilityTimeOffsetUs(xpp, segmentBaseAvailabilityTimeOffsetUs);
            segmentBase = parseSegmentTemplate(xpp, (SegmentTemplate) segmentBase, adaptationSetSupplementalProperties, periodStartUnixTimeMs, periodDurationMs, baseUrlAvailabilityTimeOffsetUs, segmentBaseAvailabilityTimeOffsetUs, timeShiftBufferDepthMs);
        } else if (XmlPullParserUtil.isStartTag(xpp, "ContentProtection")) {
            Pair<String, SchemeData> contentProtection = parseContentProtection(xpp);
            if (contentProtection.first != null) {
                drmSchemeType = contentProtection.first;
            }
            if (contentProtection.second != null) {
                drmSchemeDatas.add(contentProtection.second);
            }
        } else if (XmlPullParserUtil.isStartTag(xpp, "InbandEventStream")) {
            inbandEventStreams.add(parseDescriptor(xpp, "InbandEventStream"));
        } else if (XmlPullParserUtil.isStartTag(xpp, "EssentialProperty")) {
            essentialProperties.add(parseDescriptor(xpp, "EssentialProperty"));
        } else if (XmlPullParserUtil.isStartTag(xpp, "SupplementalProperty")) {
            supplementalProperties.add(parseDescriptor(xpp, "SupplementalProperty"));
        } else {
            maybeSkipTag(xpp);
        }
    } while (!XmlPullParserUtil.isEndTag(xpp, "Representation"));
    Format format = buildFormat(id, mimeType, width, height, frameRate, audioChannels, audioSamplingRate, bandwidth, adaptationSetLanguage, adaptationSetRoleDescriptors, adaptationSetAccessibilityDescriptors, codecs, essentialProperties, supplementalProperties);
    segmentBase = segmentBase != null ? segmentBase : new SingleSegmentBase();
    return new RepresentationInfo(format, !baseUrls.isEmpty() ? baseUrls : parentBaseUrls, segmentBase, drmSchemeType, drmSchemeDatas, inbandEventStreams, essentialProperties, supplementalProperties, Representation.REVISION_ID_DEFAULT);
}

Example 20 with Representation

use of com.google.android.exoplayer2.source.dash.manifest.Representation in project ExoPlayer by google.

the class DashMediaSource method getAvailableEndTimeInManifestUs.

private static long getAvailableEndTimeInManifestUs(Period period, long periodDurationUs, long nowUnixTimeUs) {
    long periodStartTimeInManifestUs = Util.msToUs(period.startMs);
    long availableEndTimeInManifestUs = Long.MAX_VALUE;
    boolean haveAudioVideoAdaptationSets = hasVideoOrAudioAdaptationSets(period);
    for (int i = 0; i < period.adaptationSets.size(); i++) {
        AdaptationSet adaptationSet = period.adaptationSets.get(i);
        List<Representation> representations = adaptationSet.representations;
        // or video adaptation set. See: https://github.com/google/ExoPlayer/issues/4029
        if ((haveAudioVideoAdaptationSets && adaptationSet.type == C.TRACK_TYPE_TEXT) || representations.isEmpty()) {
            continue;
        }
        @Nullable DashSegmentIndex index = representations.get(0).getIndex();
        if (index == null) {
            return periodStartTimeInManifestUs + periodDurationUs;
        }
        long availableSegmentCount = index.getAvailableSegmentCount(periodDurationUs, nowUnixTimeUs);
        if (availableSegmentCount == 0) {
            return periodStartTimeInManifestUs;
        }
        long firstAvailableSegmentNum = index.getFirstAvailableSegmentNum(periodDurationUs, nowUnixTimeUs);
        long lastAvailableSegmentNum = firstAvailableSegmentNum + availableSegmentCount - 1;
        long adaptationSetAvailableEndTimeInManifestUs = periodStartTimeInManifestUs + index.getTimeUs(lastAvailableSegmentNum) + index.getDurationUs(lastAvailableSegmentNum, periodDurationUs);
        availableEndTimeInManifestUs = min(availableEndTimeInManifestUs, adaptationSetAvailableEndTimeInManifestUs);
    }
    return availableEndTimeInManifestUs;
}