Examples with PrivFrame com.google.android.exoplayer2.metadata.id3.PrivFrame used on opensource projects

Example 1 with PrivFrame

use of com.google.android.exoplayer2.metadata.id3.PrivFrame in project ExoPlayer by google.

the class HlsMediaChunk method peekId3PrivTimestamp.

/**
   * Peek the presentation timestamp of the first sample in the chunk from an ID3 PRIV as defined
   * in the HLS spec, version 20, Section 3.4. Returns {@link C#TIME_UNSET} if the frame is not
   * found. This method only modifies the peek position.
   *
   * @param input The {@link ExtractorInput} to obtain the PRIV frame from.
   * @return The parsed, adjusted timestamp in microseconds
   * @throws IOException If an error occurred peeking from the input.
   * @throws InterruptedException If the thread was interrupted.
   */
private long peekId3PrivTimestamp(ExtractorInput input) throws IOException, InterruptedException {
    input.resetPeekPosition();
    if (!input.peekFully(id3Data.data, 0, Id3Decoder.ID3_HEADER_LENGTH, true)) {
        return C.TIME_UNSET;
    }
    id3Data.reset(Id3Decoder.ID3_HEADER_LENGTH);
    int id = id3Data.readUnsignedInt24();
    if (id != Id3Decoder.ID3_TAG) {
        return C.TIME_UNSET;
    }
    // version(2), flags(1).
    id3Data.skipBytes(3);
    int id3Size = id3Data.readSynchSafeInt();
    int requiredCapacity = id3Size + Id3Decoder.ID3_HEADER_LENGTH;
    if (requiredCapacity > id3Data.capacity()) {
        byte[] data = id3Data.data;
        id3Data.reset(requiredCapacity);
        System.arraycopy(data, 0, id3Data.data, 0, Id3Decoder.ID3_HEADER_LENGTH);
    }
    if (!input.peekFully(id3Data.data, Id3Decoder.ID3_HEADER_LENGTH, id3Size, true)) {
        return C.TIME_UNSET;
    }
    Metadata metadata = id3Decoder.decode(id3Data.data, id3Size);
    if (metadata == null) {
        return C.TIME_UNSET;
    }
    int metadataLength = metadata.length();
    for (int i = 0; i < metadataLength; i++) {
        Metadata.Entry frame = metadata.get(i);
        if (frame instanceof PrivFrame) {
            PrivFrame privFrame = (PrivFrame) frame;
            if (PRIV_TIMESTAMP_FRAME_OWNER.equals(privFrame.owner)) {
                System.arraycopy(privFrame.privateData, 0, id3Data.data, 0, 8);
                id3Data.reset(8);
                return id3Data.readLong();
            }
        }
    }
    return C.TIME_UNSET;
}

Example 2 with PrivFrame

use of com.google.android.exoplayer2.metadata.id3.PrivFrame in project ExoPlayer by google.

the class Id3DecoderTest method testDecodePrivFrame.

public void testDecodePrivFrame() throws MetadataDecoderException {
    byte[] rawId3 = new byte[] { 73, 68, 51, 4, 0, 0, 0, 0, 0, 19, 80, 82, 73, 86, 0, 0, 0, 9, 0, 0, 116, 101, 115, 116, 0, 1, 2, 3, 4 };
    Id3Decoder decoder = new Id3Decoder();
    Metadata metadata = decoder.decode(rawId3, rawId3.length);
    assertEquals(1, metadata.length());
    PrivFrame privFrame = (PrivFrame) metadata.get(0);
    assertEquals("test", privFrame.owner);
    MoreAsserts.assertEquals(new byte[] { 1, 2, 3, 4 }, privFrame.privateData);
}

Example 3 with PrivFrame

use of com.google.android.exoplayer2.metadata.id3.PrivFrame in project ExoPlayer by google.

the class EventLogger method printMetadata.

private void printMetadata(Metadata metadata, String prefix) {
    for (int i = 0; i < metadata.length(); i++) {
        Metadata.Entry entry = metadata.get(i);
        if (entry instanceof TextInformationFrame) {
            TextInformationFrame textInformationFrame = (TextInformationFrame) entry;
            Log.d(TAG, prefix + String.format("%s: value=%s", textInformationFrame.id, textInformationFrame.value));
        } else if (entry instanceof UrlLinkFrame) {
            UrlLinkFrame urlLinkFrame = (UrlLinkFrame) entry;
            Log.d(TAG, prefix + String.format("%s: url=%s", urlLinkFrame.id, urlLinkFrame.url));
        } else if (entry instanceof PrivFrame) {
            PrivFrame privFrame = (PrivFrame) entry;
            Log.d(TAG, prefix + String.format("%s: owner=%s", privFrame.id, privFrame.owner));
        } else if (entry instanceof GeobFrame) {
            GeobFrame geobFrame = (GeobFrame) entry;
            Log.d(TAG, prefix + String.format("%s: mimeType=%s, filename=%s, description=%s", geobFrame.id, geobFrame.mimeType, geobFrame.filename, geobFrame.description));
        } else if (entry instanceof ApicFrame) {
            ApicFrame apicFrame = (ApicFrame) entry;
            Log.d(TAG, prefix + String.format("%s: mimeType=%s, description=%s", apicFrame.id, apicFrame.mimeType, apicFrame.description));
        } else if (entry instanceof CommentFrame) {
            CommentFrame commentFrame = (CommentFrame) entry;
            Log.d(TAG, prefix + String.format("%s: language=%s, description=%s", commentFrame.id, commentFrame.language, commentFrame.description));
        } else if (entry instanceof Id3Frame) {
            Id3Frame id3Frame = (Id3Frame) entry;
            Log.d(TAG, prefix + String.format("%s", id3Frame.id));
        } else if (entry instanceof EventMessage) {
            EventMessage eventMessage = (EventMessage) entry;
            Log.d(TAG, prefix + String.format("EMSG: scheme=%s, id=%d, value=%s", eventMessage.schemeIdUri, eventMessage.id, eventMessage.value));
        }
    }
}

Example 4 with PrivFrame

use of com.google.android.exoplayer2.metadata.id3.PrivFrame in project LeafPic by HoraApps.

the class PlayerActivity method onId3Metadata.

// DemoPlayer.MetadataListener implementation
@Override
public void onId3Metadata(List<Id3Frame> id3Frames) {
    for (Id3Frame id3Frame : id3Frames) {
        if (id3Frame instanceof TxxxFrame) {
            TxxxFrame txxxFrame = (TxxxFrame) id3Frame;
            Log.i(TAG, String.format("ID3 TimedMetadata %s: description=%s, value=%s", txxxFrame.id, txxxFrame.description, txxxFrame.value));
        } else if (id3Frame instanceof PrivFrame) {
            PrivFrame privFrame = (PrivFrame) id3Frame;
            Log.i(TAG, String.format("ID3 TimedMetadata %s: owner=%s", privFrame.id, privFrame.owner));
        } else if (id3Frame instanceof GeobFrame) {
            GeobFrame geobFrame = (GeobFrame) id3Frame;
            Log.i(TAG, String.format("ID3 TimedMetadata %s: mimeType=%s, filename=%s, description=%s", geobFrame.id, geobFrame.mimeType, geobFrame.filename, geobFrame.description));
        } else {
            Log.i(TAG, String.format("ID3 TimedMetadata %s", id3Frame.id));
        }
    }
}