Examples with Format com.google.android.exoplayer2.Format used on opensource projects

Example 31 with Format

use of com.google.android.exoplayer2.Format in project ExoPlayer by google.

the class DashManifestParser method buildRepresentation.

protected Representation buildRepresentation(RepresentationInfo representationInfo, String contentId, ArrayList<SchemeData> extraDrmSchemeDatas, ArrayList<SchemeValuePair> extraInbandEventStreams) {
    Format format = representationInfo.format;
    ArrayList<SchemeData> drmSchemeDatas = representationInfo.drmSchemeDatas;
    drmSchemeDatas.addAll(extraDrmSchemeDatas);
    if (!drmSchemeDatas.isEmpty()) {
        format = format.copyWithDrmInitData(new DrmInitData(drmSchemeDatas));
    }
    ArrayList<SchemeValuePair> inbandEventStremas = representationInfo.inbandEventStreams;
    inbandEventStremas.addAll(extraInbandEventStreams);
    return Representation.newInstance(contentId, Representation.REVISION_ID_DEFAULT, format, representationInfo.baseUrl, representationInfo.segmentBase, inbandEventStremas);
}

Example 32 with Format

use of com.google.android.exoplayer2.Format in project ExoPlayer by google.

the class TtmlDecoder method parseTimeExpression.

/**
   * Parses a time expression, returning the parsed timestamp.
   * <p>
   * For the format of a time expression, see:
   * <a href="http://www.w3.org/TR/ttaf1-dfxp/#timing-value-timeExpression">timeExpression</a>
   *
   * @param time A string that includes the time expression.
   * @param frameAndTickRate The effective frame and tick rates of the stream.
   * @return The parsed timestamp in microseconds.
   * @throws SubtitleDecoderException If the given string does not contain a valid time expression.
   */
private static long parseTimeExpression(String time, FrameAndTickRate frameAndTickRate) throws SubtitleDecoderException {
    Matcher matcher = CLOCK_TIME.matcher(time);
    if (matcher.matches()) {
        String hours = matcher.group(1);
        double durationSeconds = Long.parseLong(hours) * 3600;
        String minutes = matcher.group(2);
        durationSeconds += Long.parseLong(minutes) * 60;
        String seconds = matcher.group(3);
        durationSeconds += Long.parseLong(seconds);
        String fraction = matcher.group(4);
        durationSeconds += (fraction != null) ? Double.parseDouble(fraction) : 0;
        String frames = matcher.group(5);
        durationSeconds += (frames != null) ? Long.parseLong(frames) / frameAndTickRate.effectiveFrameRate : 0;
        String subframes = matcher.group(6);
        durationSeconds += (subframes != null) ? ((double) Long.parseLong(subframes)) / frameAndTickRate.subFrameRate / frameAndTickRate.effectiveFrameRate : 0;
        return (long) (durationSeconds * C.MICROS_PER_SECOND);
    }
    matcher = OFFSET_TIME.matcher(time);
    if (matcher.matches()) {
        String timeValue = matcher.group(1);
        double offsetSeconds = Double.parseDouble(timeValue);
        String unit = matcher.group(2);
        switch(unit) {
            case "h":
                offsetSeconds *= 3600;
                break;
            case "m":
                offsetSeconds *= 60;
                break;
            case "s":
                // Do nothing.
                break;
            case "ms":
                offsetSeconds /= 1000;
                break;
            case "f":
                offsetSeconds /= frameAndTickRate.effectiveFrameRate;
                break;
            case "t":
                offsetSeconds /= frameAndTickRate.tickRate;
                break;
        }
        return (long) (offsetSeconds * C.MICROS_PER_SECOND);
    }
    throw new SubtitleDecoderException("Malformed time expression: " + time);
}

Example 33 with Format

use of com.google.android.exoplayer2.Format in project ExoPlayer by google.

the class DashMediaPeriod method buildTrackGroups.

// Internal methods.
private static Pair<TrackGroupArray, EmbeddedTrackInfo[]> buildTrackGroups(List<AdaptationSet> adaptationSets) {
    int adaptationSetCount = adaptationSets.size();
    int embeddedTrackCount = getEmbeddedTrackCount(adaptationSets);
    TrackGroup[] trackGroupArray = new TrackGroup[adaptationSetCount + embeddedTrackCount];
    EmbeddedTrackInfo[] embeddedTrackInfos = new EmbeddedTrackInfo[embeddedTrackCount];
    int embeddedTrackIndex = 0;
    for (int i = 0; i < adaptationSetCount; i++) {
        AdaptationSet adaptationSet = adaptationSets.get(i);
        List<Representation> representations = adaptationSet.representations;
        Format[] formats = new Format[representations.size()];
        for (int j = 0; j < formats.length; j++) {
            formats[j] = representations.get(j).format;
        }
        trackGroupArray[i] = new TrackGroup(formats);
        if (hasEventMessageTrack(adaptationSet)) {
            Format format = Format.createSampleFormat(adaptationSet.id + ":emsg", MimeTypes.APPLICATION_EMSG, null, Format.NO_VALUE, null);
            trackGroupArray[adaptationSetCount + embeddedTrackIndex] = new TrackGroup(format);
            embeddedTrackInfos[embeddedTrackIndex++] = new EmbeddedTrackInfo(i, C.TRACK_TYPE_METADATA);
        }
        if (hasCea608Track(adaptationSet)) {
            Format format = Format.createTextSampleFormat(adaptationSet.id + ":cea608", MimeTypes.APPLICATION_CEA608, null, Format.NO_VALUE, 0, null, null);
            trackGroupArray[adaptationSetCount + embeddedTrackIndex] = new TrackGroup(format);
            embeddedTrackInfos[embeddedTrackIndex++] = new EmbeddedTrackInfo(i, C.TRACK_TYPE_TEXT);
        }
    }
    return Pair.create(new TrackGroupArray(trackGroupArray), embeddedTrackInfos);
}

Example 34 with Format

use of com.google.android.exoplayer2.Format in project ExoPlayer by google.

the class AdaptiveTrackSelection method evaluateQueueSize.

@Override
public int evaluateQueueSize(long playbackPositionUs, List<? extends MediaChunk> queue) {
    if (queue.isEmpty()) {
        return 0;
    }
    int queueSize = queue.size();
    long bufferedDurationUs = queue.get(queueSize - 1).endTimeUs - playbackPositionUs;
    if (bufferedDurationUs < minDurationToRetainAfterDiscardUs) {
        return queueSize;
    }
    int idealSelectedIndex = determineIdealSelectedIndex(SystemClock.elapsedRealtime());
    Format idealFormat = getFormat(idealSelectedIndex);
    // track.
    for (int i = 0; i < queueSize; i++) {
        MediaChunk chunk = queue.get(i);
        Format format = chunk.trackFormat;
        long durationBeforeThisChunkUs = chunk.startTimeUs - playbackPositionUs;
        if (durationBeforeThisChunkUs >= minDurationToRetainAfterDiscardUs && format.bitrate < idealFormat.bitrate && format.height != Format.NO_VALUE && format.height < 720 && format.width != Format.NO_VALUE && format.width < 1280 && format.height < idealFormat.height) {
            return i;
        }
    }
    return queueSize;
}

Example 35 with Format

use of com.google.android.exoplayer2.Format in project react-native-video by react-native-community.

the class ReactExoplayerView method videoLoaded.

private void videoLoaded() {
    if (loadVideoStarted) {
        loadVideoStarted = false;
        Format videoFormat = player.getVideoFormat();
        int width = videoFormat != null ? videoFormat.width : 0;
        int height = videoFormat != null ? videoFormat.height : 0;
        eventEmitter.load(player.getDuration(), player.getCurrentPosition(), width, height);
    }
}