本文整理匯總了Java中com.google.android.exoplayer.extractor.mp4.TrackEncryptionBox類的典型用法代碼示例。如果您正苦於以下問題：Java TrackEncryptionBox類的具體用法？Java TrackEncryptionBox怎麽用？Java TrackEncryptionBox使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
TrackEncryptionBox類屬於com.google.android.exoplayer.extractor.mp4包，在下文中一共展示了TrackEncryptionBox類的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: SmoothStreamingChunkSource
import com.google.android.exoplayer.extractor.mp4.TrackEncryptionBox; //導入依賴的package包/類
private SmoothStreamingChunkSource(ManifestFetcher<SmoothStreamingManifest> manifestFetcher,
SmoothStreamingManifest initialManifest, SmoothStreamingTrackSelector trackSelector,
DataSource dataSource, FormatEvaluator adaptiveFormatEvaluator, long liveEdgeLatencyMs) {
this.manifestFetcher = manifestFetcher;
this.currentManifest = initialManifest;
this.trackSelector = trackSelector;
this.dataSource = dataSource;
this.adaptiveFormatEvaluator = adaptiveFormatEvaluator;
this.liveEdgeLatencyUs = liveEdgeLatencyMs * 1000;
evaluation = new Evaluation();
tracks = new ArrayList<>();
extractorWrappers = new SparseArray<>();
mediaFormats = new SparseArray<>();
live = initialManifest.isLive;
ProtectionElement protectionElement = initialManifest.protectionElement;
if (protectionElement != null) {
byte[] keyId = getProtectionElementKeyId(protectionElement.data);
trackEncryptionBoxes = new TrackEncryptionBox[1];
trackEncryptionBoxes[0] = new TrackEncryptionBox(true, INITIALIZATION_VECTOR_SIZE, keyId);
drmInitData = new DrmInitData.Mapped();
drmInitData.put(protectionElement.uuid,
new SchemeInitData(MimeTypes.VIDEO_MP4, protectionElement.data));
} else {
trackEncryptionBoxes = null;
drmInitData = null;
}
}
示例2: SmoothStreamingChunkSource
import com.google.android.exoplayer.extractor.mp4.TrackEncryptionBox; //導入依賴的package包/類
private SmoothStreamingChunkSource(ManifestFetcher<SmoothStreamingManifest> manifestFetcher,
SmoothStreamingManifest initialManifest, int streamElementIndex, int[] trackIndices,
DataSource dataSource, FormatEvaluator formatEvaluator, long liveEdgeLatencyMs) {
this.manifestFetcher = manifestFetcher;
this.streamElementIndex = streamElementIndex;
this.currentManifest = initialManifest;
this.dataSource = dataSource;
this.formatEvaluator = formatEvaluator;
this.liveEdgeLatencyUs = liveEdgeLatencyMs * 1000;
StreamElement streamElement = getElement(initialManifest);
trackInfo = new TrackInfo(streamElement.tracks[0].format.mimeType, initialManifest.durationUs);
evaluation = new Evaluation();
TrackEncryptionBox[] trackEncryptionBoxes = null;
ProtectionElement protectionElement = initialManifest.protectionElement;
if (protectionElement != null) {
byte[] keyId = getKeyId(protectionElement.data);
trackEncryptionBoxes = new TrackEncryptionBox[1];
trackEncryptionBoxes[0] = new TrackEncryptionBox(true, INITIALIZATION_VECTOR_SIZE, keyId);
DrmInitData.Mapped drmInitData = new DrmInitData.Mapped(MimeTypes.VIDEO_MP4);
drmInitData.put(protectionElement.uuid, protectionElement.data);
this.drmInitData = drmInitData;
} else {
drmInitData = null;
}
int trackCount = trackIndices != null ? trackIndices.length : streamElement.tracks.length;
formats = new Format[trackCount];
extractorWrappers = new SparseArray<>();
mediaFormats = new SparseArray<>();
int maxWidth = 0;
int maxHeight = 0;
for (int i = 0; i < trackCount; i++) {
int trackIndex = trackIndices != null ? trackIndices[i] : i;
formats[i] = streamElement.tracks[trackIndex].format;
maxWidth = Math.max(maxWidth, formats[i].width);
maxHeight = Math.max(maxHeight, formats[i].height);
MediaFormat mediaFormat = getMediaFormat(streamElement, trackIndex);
int trackType = streamElement.type == StreamElement.TYPE_VIDEO ? Track.TYPE_VIDEO
: Track.TYPE_AUDIO;
FragmentedMp4Extractor extractor = new FragmentedMp4Extractor(
FragmentedMp4Extractor.WORKAROUND_EVERY_VIDEO_FRAME_IS_SYNC_FRAME);
extractor.setTrack(new Track(trackIndex, trackType, streamElement.timescale,
initialManifest.durationUs, mediaFormat, trackEncryptionBoxes,
trackType == Track.TYPE_VIDEO ? 4 : -1));
extractorWrappers.put(trackIndex, new ChunkExtractorWrapper(extractor));
mediaFormats.put(trackIndex, mediaFormat);
}
this.maxWidth = maxWidth;
this.maxHeight = maxHeight;
Arrays.sort(formats, new DecreasingBandwidthComparator());
}