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

Example 16 with EventStream

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

the class EventSampleStreamTest method skipDataThenReadDataReturnDataFromSkippedPosition.

/**
 * Tests that {@link EventSampleStream#skipData(long)} will skip until the given position, and the
 * next {@link EventSampleStream#readData(FormatHolder, DecoderInputBuffer, int)} call will return
 * sample data from that position.
 */
@Test
public void skipDataThenReadDataReturnDataFromSkippedPosition() {
    long presentationTimeUs1 = 1000000;
    long presentationTimeUs2 = 2000000;
    EventMessage eventMessage1 = newEventMessageWithId(1);
    EventMessage eventMessage2 = newEventMessageWithId(2);
    EventStream eventStream = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[] { presentationTimeUs1, presentationTimeUs2 }, new EventMessage[] { eventMessage1, eventMessage2 });
    EventSampleStream sampleStream = new EventSampleStream(eventStream, FORMAT, false);
    // first read - read format
    readData(sampleStream);
    int skipped = sampleStream.skipData(presentationTimeUs2);
    int result = readData(sampleStream);
    assertThat(skipped).isEqualTo(1);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage2));
}

Example 17 with EventStream

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

the class EventSampleStreamTest method readData_peek_doesNotAdvanceSampleIndex.

@Test
public void readData_peek_doesNotAdvanceSampleIndex() {
    long presentationTimeUs = 1000000;
    EventMessage eventMessage = newEventMessageWithId(1);
    EventStream eventStream = new EventStream(SCHEME_ID, VALUE, TIME_SCALE, new long[] { presentationTimeUs }, new EventMessage[] { eventMessage });
    EventSampleStream sampleStream = new EventSampleStream(eventStream, FORMAT, false);
    // first read - read format
    readData(sampleStream);
    // read the event with FLAG_PEEK
    int result = readData(sampleStream, SampleStream.FLAG_PEEK);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isKeyFrame()).isTrue();
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage));
    // read again gives the same message again (there is only one msg)
    result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isKeyFrame()).isTrue();
    assertThat(inputBuffer.data.array()).isEqualTo(getEncodedMessage(eventMessage));
    // read again gives end of stream
    result = readData(sampleStream);
    assertThat(result).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.isEndOfStream()).isTrue();
}

Example 18 with EventStream

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

the class DashManifestParserTest method parseMediaPresentationDescription_eventStream.

@Test
public void parseMediaPresentationDescription_eventStream() throws IOException {
    DashManifestParser parser = new DashManifestParser();
    DashManifest manifest = parser.parse(Uri.parse("https://example.com/test.mpd"), TestUtil.getInputStream(ApplicationProvider.getApplicationContext(), SAMPLE_MPD_EVENT_STREAM));
    Period period = manifest.getPeriod(0);
    assertThat(period.eventStreams).hasSize(3);
    // assert text-only event stream
    EventStream eventStream1 = period.eventStreams.get(0);
    assertThat(eventStream1.events.length).isEqualTo(1);
    EventMessage expectedEvent1 = new EventMessage("urn:uuid:XYZY", "call", 10000, 0, "+ 1 800 10101010".getBytes(Charsets.UTF_8));
    assertThat(eventStream1.events[0]).isEqualTo(expectedEvent1);
    assertThat(eventStream1.presentationTimesUs[0]).isEqualTo(0);
    // assert CData-structured event stream
    EventStream eventStream2 = period.eventStreams.get(1);
    assertThat(eventStream2.events.length).isEqualTo(1);
    EventMessage expectedEvent2 = new EventMessage("urn:dvb:iptv:cpm:2014", "", 1500000, 1, Util.getUtf8Bytes("<![CDATA[<BroadcastEvent>\n" + "      <Program crid=\"crid://broadcaster.example.com/ABCDEF\"/>\n" + "      <InstanceDescription>\n" + "      <Title xml:lang=\"en\">The title</Title>\n" + "      <Synopsis xml:lang=\"en\" length=\"medium\">" + "The description</Synopsis>\n" + "      <ParentalGuidance>\n" + "      <mpeg7:ParentalRating href=\"urn:dvb:iptv:rating:2014:15\"/>\n" + "      <mpeg7:Region>GB</mpeg7:Region>\n" + "      </ParentalGuidance>\n" + "      </InstanceDescription>\n" + "      </BroadcastEvent>]]>"));
    assertThat(eventStream2.events[0]).isEqualTo(expectedEvent2);
    assertThat(eventStream2.presentationTimesUs[0]).isEqualTo(300000000);
    // assert xml-structured event stream
    EventStream eventStream3 = period.eventStreams.get(2);
    assertThat(eventStream3.events.length).isEqualTo(1);
    EventMessage expectedEvent3 = new EventMessage("urn:scte:scte35:2014:xml+bin", "", 1000000, 2, Util.getUtf8Bytes("<scte35:Signal>\n" + "         <scte35:Binary>\n" + "         /DAIAAAAAAAAAAAQAAZ/I0VniQAQAgBDVUVJQAAAAH+cAAAAAA==\n" + "         </scte35:Binary>\n" + "       </scte35:Signal>"));
    assertThat(eventStream3.events[0]).isEqualTo(expectedEvent3);
    assertThat(eventStream3.presentationTimesUs[0]).isEqualTo(1000000000);
}

Example 19 with EventStream

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

the class DashManifestParser method parseEventStream.

/**
 * Parses a single EventStream node in the manifest.
 *
 * @param xpp The current xml parser.
 * @return The {@link EventStream} parsed from this EventStream node.
 * @throws XmlPullParserException If there is any error parsing this node.
 * @throws IOException If there is any error reading from the underlying input stream.
 */
protected EventStream parseEventStream(XmlPullParser xpp) throws XmlPullParserException, IOException {
    String schemeIdUri = parseString(xpp, "schemeIdUri", "");
    String value = parseString(xpp, "value", "");
    long timescale = parseLong(xpp, "timescale", 1);
    List<Pair<Long, EventMessage>> eventMessages = new ArrayList<>();
    ByteArrayOutputStream scratchOutputStream = new ByteArrayOutputStream(512);
    do {
        xpp.next();
        if (XmlPullParserUtil.isStartTag(xpp, "Event")) {
            Pair<Long, EventMessage> event = parseEvent(xpp, schemeIdUri, value, timescale, scratchOutputStream);
            eventMessages.add(event);
        } else {
            maybeSkipTag(xpp);
        }
    } while (!XmlPullParserUtil.isEndTag(xpp, "EventStream"));
    long[] presentationTimesUs = new long[eventMessages.size()];
    EventMessage[] events = new EventMessage[eventMessages.size()];
    for (int i = 0; i < eventMessages.size(); i++) {
        Pair<Long, EventMessage> event = eventMessages.get(i);
        presentationTimesUs[i] = event.first;
        events[i] = event.second;
    }
    return buildEventStream(schemeIdUri, value, timescale, presentationTimesUs, events);
}

Example 20 with EventStream

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

the class DashMediaPeriod method buildManifestEventTrackGroupInfos.

private static void buildManifestEventTrackGroupInfos(List<EventStream> eventStreams, TrackGroup[] trackGroups, TrackGroupInfo[] trackGroupInfos, int existingTrackGroupCount) {
    for (int i = 0; i < eventStreams.size(); i++) {
        EventStream eventStream = eventStreams.get(i);
        Format format = new Format.Builder().setId(eventStream.id()).setSampleMimeType(MimeTypes.APPLICATION_EMSG).build();
        String uniqueTrackGroupId = eventStream.id() + ":" + i;
        trackGroups[existingTrackGroupCount] = new TrackGroup(uniqueTrackGroupId, format);
        trackGroupInfos[existingTrackGroupCount++] = TrackGroupInfo.mpdEventTrack(i);
    }
}