diff --git a/libraries/muxer/src/androidTest/java/androidx/media3/muxer/Mp4MuxerEndToEndParameterizedAndroidTest.java b/libraries/muxer/src/androidTest/java/androidx/media3/muxer/Mp4MuxerEndToEndParameterizedAndroidTest.java
index 5055f88009..7741e9bb1b 100644
--- a/libraries/muxer/src/androidTest/java/androidx/media3/muxer/Mp4MuxerEndToEndParameterizedAndroidTest.java
+++ b/libraries/muxer/src/androidTest/java/androidx/media3/muxer/Mp4MuxerEndToEndParameterizedAndroidTest.java
@@ -55,6 +55,7 @@ public class Mp4MuxerEndToEndParameterizedAndroidTest {
   private static final String AMR_NB = "bbb_mono_8kHz_12.2kbps_amrnb.3gp";
   private static final String AMR_WB = "bbb_mono_16kHz_23.05kbps_amrwb.3gp";
   private static final String MPEG4_MP4 = "bbb_176x144_192kbps_15fps_mpeg4.mp4";
+  private static final String OPUS_OGG = "bbb_6ch_8kHz_opus.ogg";
 
   @Parameters(name = "{0}")
   public static ImmutableList<String> mediaSamples() {
@@ -68,7 +69,8 @@ public class Mp4MuxerEndToEndParameterizedAndroidTest {
         AV1_MP4,
         AMR_NB,
         AMR_WB,
-        MPEG4_MP4);
+        MPEG4_MP4,
+        OPUS_OGG);
   }
 
   @Parameter public @MonotonicNonNull String inputFile;
diff --git a/libraries/muxer/src/main/java/androidx/media3/muxer/Boxes.java b/libraries/muxer/src/main/java/androidx/media3/muxer/Boxes.java
index cae311bdb3..6ad4d98869 100644
--- a/libraries/muxer/src/main/java/androidx/media3/muxer/Boxes.java
+++ b/libraries/muxer/src/main/java/androidx/media3/muxer/Boxes.java
@@ -550,6 +550,8 @@ import java.util.List;
         return damrBox(/* mode= */ (short) 0x83FF); // mode set: all enabled for AMR-WB
       case MimeTypes.VIDEO_H263:
         return d263Box();
+      case MimeTypes.AUDIO_OPUS:
+        return dOpsBox(format);
       case MimeTypes.VIDEO_H264:
         return avcCBox(format);
       case MimeTypes.VIDEO_H265:
@@ -1345,6 +1347,8 @@ import java.util.List;
         return "sawb";
       case MimeTypes.VIDEO_H263:
         return "s263";
+      case MimeTypes.AUDIO_OPUS:
+        return "Opus";
       case MimeTypes.VIDEO_H264:
         return "avc1";
       case MimeTypes.VIDEO_H265:
@@ -1444,6 +1448,24 @@ import java.util.List;
     return BoxUtils.wrapIntoBox("damr", contents);
   }
 
+  /** Returns the audio dOps box for Opus codec as per RFC-7845: 5.1. */
+  private static ByteBuffer dOpsBox(Format format) {
+    checkArgument(!format.initializationData.isEmpty());
+
+    int opusHeaderLength = 8;
+    byte[] csd0 = format.initializationData.get(0);
+    checkArgument(
+        csd0.length >= opusHeaderLength,
+        "As csd0 contains 'OpusHead' in first 8 bytes, csd0 length should be greater than 8");
+    ByteBuffer contents = ByteBuffer.allocate(csd0.length);
+    // Skip 8 bytes containing "OpusHead".
+    contents.put(
+        /* src */ csd0, /* offset */ opusHeaderLength, /* length */ csd0.length - opusHeaderLength);
+    contents.flip();
+
+    return BoxUtils.wrapIntoBox("dOps", contents);
+  }
+
   /** Packs a three-letter language code into a short, packing 3x5 bits. */
   private static short languageCodeFromString(@Nullable String code) {
     if (code == null) {
diff --git a/libraries/muxer/src/main/java/androidx/media3/muxer/FragmentedMp4Muxer.java b/libraries/muxer/src/main/java/androidx/media3/muxer/FragmentedMp4Muxer.java
index 5ab501fd31..fc56869723 100644
--- a/libraries/muxer/src/main/java/androidx/media3/muxer/FragmentedMp4Muxer.java
+++ b/libraries/muxer/src/main/java/androidx/media3/muxer/FragmentedMp4Muxer.java
@@ -35,7 +35,7 @@ import java.nio.ByteBuffer;
 /**
  * A muxer for creating a fragmented MP4 file.
  *
- * <p>The muxer supports writing H263, H264, H265 and AV1 video, AAC audio and metadata.
+ * <p>The muxer supports writing H263, H264, H265 and AV1 video, AAC and Opus audio, and metadata.
  *
  * <p>All the operations are performed on the caller thread.
  *
diff --git a/libraries/muxer/src/main/java/androidx/media3/muxer/Mp4Muxer.java b/libraries/muxer/src/main/java/androidx/media3/muxer/Mp4Muxer.java
index 6f2172eddc..2877a9eac7 100644
--- a/libraries/muxer/src/main/java/androidx/media3/muxer/Mp4Muxer.java
+++ b/libraries/muxer/src/main/java/androidx/media3/muxer/Mp4Muxer.java
@@ -54,7 +54,7 @@ import org.checkerframework.checker.nullness.qual.EnsuresNonNull;
 /**
  * A muxer for creating an MP4 container file.
  *
- * <p>The muxer supports writing H263, H264, H265 and AV1 video, AAC audio and metadata.
+ * <p>The muxer supports writing H263, H264, H265 and AV1 video, AAC and Opus audio, and metadata.
  *
  * <p>All the operations are performed on the caller thread.
  *
diff --git a/libraries/muxer/src/test/java/androidx/media3/muxer/BoxesTest.java b/libraries/muxer/src/test/java/androidx/media3/muxer/BoxesTest.java
index 0d6062bc39..77e0cc9691 100644
--- a/libraries/muxer/src/test/java/androidx/media3/muxer/BoxesTest.java
+++ b/libraries/muxer/src/test/java/androidx/media3/muxer/BoxesTest.java
@@ -296,6 +296,31 @@ public class BoxesTest {
         context, dumpableBox, getExpectedDumpFilePath("audio_sample_entry_box_sawb"));
   }
 
+  @Test
+  public void createAudioSampleEntryBox_forOpus_matchesExpected() throws Exception {
+    Format format =
+        new Format.Builder()
+            .setPeakBitrate(128000)
+            .setSampleRate(48000)
+            .setId(3)
+            .setSampleMimeType(MimeTypes.AUDIO_OPUS)
+            .setChannelCount(6)
+            .setAverageBitrate(128000)
+            .setLanguage("```")
+            .setMaxInputSize(502)
+            .setInitializationData(
+                ImmutableList.of(
+                    BaseEncoding.base16()
+                        .decode("4F7075734865616401063801401F00000000010402000401020305")))
+            .build();
+
+    ByteBuffer audioSampleEntryBox = Boxes.audioSampleEntry(format);
+
+    DumpableMp4Box dumpableBox = new DumpableMp4Box(audioSampleEntryBox);
+    DumpFileAsserts.assertOutput(
+        context, dumpableBox, getExpectedDumpFilePath("audio_sample_entry_box_opus"));
+  }
+
   @Test
   public void createAudioSampleEntryBox_withUnknownAudioFormat_throws() {
     // The audio format contains an unknown MIME type.
diff --git a/libraries/test_data/src/test/assets/media/mp4/bbb_6ch_8kHz_opus.ogg b/libraries/test_data/src/test/assets/media/mp4/bbb_6ch_8kHz_opus.ogg
new file mode 100644
index 0000000000..2696bad278
Binary files /dev/null and b/libraries/test_data/src/test/assets/media/mp4/bbb_6ch_8kHz_opus.ogg differ
diff --git a/libraries/test_data/src/test/assets/muxerdumps/audio_sample_entry_box_opus.dump b/libraries/test_data/src/test/assets/muxerdumps/audio_sample_entry_box_opus.dump
new file mode 100644
index 0000000000..4d7f7beaf7
--- /dev/null
+++ b/libraries/test_data/src/test/assets/muxerdumps/audio_sample_entry_box_opus.dump
@@ -0,0 +1,2 @@
+Opus (63 bytes):
+  Data = length 55, hash CF9222D3
diff --git a/libraries/test_data/src/test/assets/muxerdumps/bbb_6ch_8kHz_opus.ogg.dump b/libraries/test_data/src/test/assets/muxerdumps/bbb_6ch_8kHz_opus.ogg.dump
new file mode 100644
index 0000000000..5222799a74
--- /dev/null
+++ b/libraries/test_data/src/test/assets/muxerdumps/bbb_6ch_8kHz_opus.ogg.dump
@@ -0,0 +1,628 @@
+seekMap:
+  isSeekable = true
+  duration = 2993500
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=1, position=400052]]
+  getPosition(1496750) = [[timeUs=1496750, position=449844]]
+  getPosition(2993500) = [[timeUs=2993500, position=499769]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 100872
+  sample count = 151
+  format 0:
+    id = 1
+    sampleMimeType = audio/opus
+    maxInputSize = 1185
+    channelCount = 6
+    sampleRate = 48000
+    language = ```
+    metadata = entries=[Mp4Timestamp: creation time=100000000, modification time=500000000, timescale=10000]
+    initializationData:
+      data = length 27, hash 9EE6F879
+      data = length 8, hash CA22068C
+      data = length 8, hash 79C07075
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 949, hash E49C1A9D
+  sample 1:
+    time = 13500
+    flags = 1
+    data = length 608, hash F65C6881
+  sample 2:
+    time = 33500
+    flags = 1
+    data = length 650, hash 914AF7E1
+  sample 3:
+    time = 53500
+    flags = 1
+    data = length 603, hash B3EC7A47
+  sample 4:
+    time = 73500
+    flags = 1
+    data = length 650, hash 162CA2A3
+  sample 5:
+    time = 93500
+    flags = 1
+    data = length 678, hash 192785A9
+  sample 6:
+    time = 113500
+    flags = 1
+    data = length 685, hash 96C2F2BB
+  sample 7:
+    time = 133500
+    flags = 1
+    data = length 665, hash 5922AAEB
+  sample 8:
+    time = 153500
+    flags = 1
+    data = length 646, hash 8619B832
+  sample 9:
+    time = 173500
+    flags = 1
+    data = length 644, hash AFAFE536
+  sample 10:
+    time = 193500
+    flags = 1
+    data = length 629, hash 9E73B0B7
+  sample 11:
+    time = 213500
+    flags = 1
+    data = length 610, hash 669587E0
+  sample 12:
+    time = 233500
+    flags = 1
+    data = length 663, hash D7642DB7
+  sample 13:
+    time = 253500
+    flags = 1
+    data = length 648, hash 6D0CD0D2
+  sample 14:
+    time = 273500
+    flags = 1
+    data = length 642, hash 412DC4E2
+  sample 15:
+    time = 293500
+    flags = 1
+    data = length 607, hash F9582E56
+  sample 16:
+    time = 313500
+    flags = 1
+    data = length 645, hash 657B023B
+  sample 17:
+    time = 333500
+    flags = 1
+    data = length 672, hash AA362E4A
+  sample 18:
+    time = 353500
+    flags = 1
+    data = length 629, hash 9E527BB
+  sample 19:
+    time = 373500
+    flags = 1
+    data = length 646, hash F3B96232
+  sample 20:
+    time = 393500
+    flags = 1
+    data = length 611, hash 9B3061C
+  sample 21:
+    time = 413500
+    flags = 1
+    data = length 664, hash 50774FBE
+  sample 22:
+    time = 433500
+    flags = 1
+    data = length 650, hash 52AA7B95
+  sample 23:
+    time = 453500
+    flags = 1
+    data = length 636, hash F5CB417D
+  sample 24:
+    time = 473500
+    flags = 1
+    data = length 665, hash 34C938BB
+  sample 25:
+    time = 493500
+    flags = 1
+    data = length 626, hash 5CD7E3F8
+  sample 26:
+    time = 513500
+    flags = 1
+    data = length 651, hash AF7BDD5F
+  sample 27:
+    time = 533500
+    flags = 1
+    data = length 635, hash FF8E92FE
+  sample 28:
+    time = 553500
+    flags = 1
+    data = length 655, hash CC0821A7
+  sample 29:
+    time = 573500
+    flags = 1
+    data = length 636, hash 1BDC263F
+  sample 30:
+    time = 593500
+    flags = 1
+    data = length 641, hash 5ECE0258
+  sample 31:
+    time = 613500
+    flags = 1
+    data = length 632, hash FA762551
+  sample 32:
+    time = 633500
+    flags = 1
+    data = length 656, hash 97F5501A
+  sample 33:
+    time = 653500
+    flags = 1
+    data = length 657, hash 462517A5
+  sample 34:
+    time = 673500
+    flags = 1
+    data = length 651, hash 8863CCAD
+  sample 35:
+    time = 693500
+    flags = 1
+    data = length 648, hash B0330C37
+  sample 36:
+    time = 713500
+    flags = 1
+    data = length 674, hash 60E12F33
+  sample 37:
+    time = 733500
+    flags = 1
+    data = length 674, hash DEFEB445
+  sample 38:
+    time = 753500
+    flags = 1
+    data = length 583, hash C8326130
+  sample 39:
+    time = 773500
+    flags = 1
+    data = length 677, hash 5FADD0
+  sample 40:
+    time = 793500
+    flags = 1
+    data = length 637, hash CB97E2B8
+  sample 41:
+    time = 813500
+    flags = 1
+    data = length 637, hash 7D230BE4
+  sample 42:
+    time = 833500
+    flags = 1
+    data = length 651, hash 230EE90B
+  sample 43:
+    time = 853500
+    flags = 1
+    data = length 637, hash F0CCCAE
+  sample 44:
+    time = 873500
+    flags = 1
+    data = length 634, hash D0F5AEEB
+  sample 45:
+    time = 893500
+    flags = 1
+    data = length 620, hash 680A7962
+  sample 46:
+    time = 913500
+    flags = 1
+    data = length 701, hash 18050131
+  sample 47:
+    time = 933500
+    flags = 1
+    data = length 700, hash B948FC3B
+  sample 48:
+    time = 953500
+    flags = 1
+    data = length 732, hash 5F8C11AD
+  sample 49:
+    time = 973500
+    flags = 1
+    data = length 632, hash 66D306D1
+  sample 50:
+    time = 993500
+    flags = 1
+    data = length 666, hash C7130EE0
+  sample 51:
+    time = 1013500
+    flags = 1
+    data = length 706, hash A3199353
+  sample 52:
+    time = 1033500
+    flags = 1
+    data = length 717, hash E98C450C
+  sample 53:
+    time = 1053500
+    flags = 1
+    data = length 699, hash E55D6BF1
+  sample 54:
+    time = 1073500
+    flags = 1
+    data = length 654, hash 6788EEF5
+  sample 55:
+    time = 1093500
+    flags = 1
+    data = length 668, hash 104C1F00
+  sample 56:
+    time = 1113500
+    flags = 1
+    data = length 632, hash 57EEBA22
+  sample 57:
+    time = 1133500
+    flags = 1
+    data = length 633, hash 8ECAA570
+  sample 58:
+    time = 1153500
+    flags = 1
+    data = length 631, hash 2583F94B
+  sample 59:
+    time = 1173500
+    flags = 1
+    data = length 657, hash 47C82A61
+  sample 60:
+    time = 1193500
+    flags = 1
+    data = length 734, hash CB4105D8
+  sample 61:
+    time = 1213500
+    flags = 1
+    data = length 626, hash FFFFF6A0
+  sample 62:
+    time = 1233500
+    flags = 1
+    data = length 647, hash 12B4EE0
+  sample 63:
+    time = 1253500
+    flags = 1
+    data = length 625, hash 33781766
+  sample 64:
+    time = 1273500
+    flags = 1
+    data = length 642, hash 4EFBA7BD
+  sample 65:
+    time = 1293500
+    flags = 1
+    data = length 802, hash 1E1ECCCC
+  sample 66:
+    time = 1313500
+    flags = 1
+    data = length 831, hash 3B6EB119
+  sample 67:
+    time = 1333500
+    flags = 1
+    data = length 803, hash 1A6D1B26
+  sample 68:
+    time = 1353500
+    flags = 1
+    data = length 724, hash 373CBA2
+  sample 69:
+    time = 1373500
+    flags = 1
+    data = length 697, hash B88E6225
+  sample 70:
+    time = 1393500
+    flags = 1
+    data = length 684, hash 582095ED
+  sample 71:
+    time = 1413500
+    flags = 1
+    data = length 642, hash E3396634
+  sample 72:
+    time = 1433500
+    flags = 1
+    data = length 660, hash 6B7A6B93
+  sample 73:
+    time = 1453500
+    flags = 1
+    data = length 658, hash BD7B7172
+  sample 74:
+    time = 1473500
+    flags = 1
+    data = length 682, hash 1B77F311
+  sample 75:
+    time = 1493500
+    flags = 1
+    data = length 635, hash 4993E2E8
+  sample 76:
+    time = 1513500
+    flags = 1
+    data = length 670, hash 1F1F426A
+  sample 77:
+    time = 1533500
+    flags = 1
+    data = length 633, hash 1A6AE4
+  sample 78:
+    time = 1553500
+    flags = 1
+    data = length 653, hash 55540278
+  sample 79:
+    time = 1573500
+    flags = 1
+    data = length 618, hash A50A27BC
+  sample 80:
+    time = 1593500
+    flags = 1
+    data = length 657, hash C61CC3D5
+  sample 81:
+    time = 1613500
+    flags = 1
+    data = length 608, hash 2691ABBB
+  sample 82:
+    time = 1633500
+    flags = 1
+    data = length 673, hash 6CFC36BC
+  sample 83:
+    time = 1653500
+    flags = 1
+    data = length 646, hash C12DD9A3
+  sample 84:
+    time = 1673500
+    flags = 1
+    data = length 665, hash FF2B77B0
+  sample 85:
+    time = 1693500
+    flags = 1
+    data = length 644, hash 2BBF36A5
+  sample 86:
+    time = 1713500
+    flags = 1
+    data = length 750, hash 4510EA7E
+  sample 87:
+    time = 1733500
+    flags = 1
+    data = length 763, hash 22955796
+  sample 88:
+    time = 1753500
+    flags = 1
+    data = length 638, hash 8AC8492E
+  sample 89:
+    time = 1773500
+    flags = 1
+    data = length 659, hash 6CCFCDC4
+  sample 90:
+    time = 1793500
+    flags = 1
+    data = length 653, hash ED5CB356
+  sample 91:
+    time = 1813500
+    flags = 1
+    data = length 625, hash A49FB079
+  sample 92:
+    time = 1833500
+    flags = 1
+    data = length 681, hash 29FCE7E6
+  sample 93:
+    time = 1853500
+    flags = 1
+    data = length 719, hash B6E2BE04
+  sample 94:
+    time = 1873500
+    flags = 1
+    data = length 659, hash 455A8590
+  sample 95:
+    time = 1893500
+    flags = 1
+    data = length 711, hash D970780F
+  sample 96:
+    time = 1913500
+    flags = 1
+    data = length 649, hash 7B05E203
+  sample 97:
+    time = 1933500
+    flags = 1
+    data = length 621, hash A06A54BD
+  sample 98:
+    time = 1953500
+    flags = 1
+    data = length 740, hash F5B727FA
+  sample 99:
+    time = 1973500
+    flags = 1
+    data = length 829, hash 24C8AD34
+  sample 100:
+    time = 1993500
+    flags = 1
+    data = length 646, hash E8292CD3
+  sample 101:
+    time = 2013500
+    flags = 1
+    data = length 628, hash D2CF6E04
+  sample 102:
+    time = 2033500
+    flags = 1
+    data = length 621, hash B1DEB04E
+  sample 103:
+    time = 2053500
+    flags = 1
+    data = length 783, hash 35A1171
+  sample 104:
+    time = 2073500
+    flags = 1
+    data = length 661, hash 7BFCA7CB
+  sample 105:
+    time = 2093500
+    flags = 1
+    data = length 616, hash 27080B66
+  sample 106:
+    time = 2113500
+    flags = 1
+    data = length 700, hash E3450B94
+  sample 107:
+    time = 2133500
+    flags = 1
+    data = length 631, hash 4223054B
+  sample 108:
+    time = 2153500
+    flags = 1
+    data = length 650, hash DB573283
+  sample 109:
+    time = 2173500
+    flags = 1
+    data = length 649, hash 619E7468
+  sample 110:
+    time = 2193500
+    flags = 1
+    data = length 628, hash 9BD367C7
+  sample 111:
+    time = 2213500
+    flags = 1
+    data = length 693, hash 85E9290
+  sample 112:
+    time = 2233500
+    flags = 1
+    data = length 645, hash CAC17B47
+  sample 113:
+    time = 2253500
+    flags = 1
+    data = length 639, hash 88A52980
+  sample 114:
+    time = 2273500
+    flags = 1
+    data = length 657, hash DAF95EA7
+  sample 115:
+    time = 2293500
+    flags = 1
+    data = length 635, hash 2F950D30
+  sample 116:
+    time = 2313500
+    flags = 1
+    data = length 649, hash 48E900E
+  sample 117:
+    time = 2333500
+    flags = 1
+    data = length 657, hash 4505A6CE
+  sample 118:
+    time = 2353500
+    flags = 1
+    data = length 682, hash DC4C8CD8
+  sample 119:
+    time = 2373500
+    flags = 1
+    data = length 711, hash 21B58FD3
+  sample 120:
+    time = 2393500
+    flags = 1
+    data = length 692, hash 4CDFB1C7
+  sample 121:
+    time = 2413500
+    flags = 1
+    data = length 693, hash B531D8C8
+  sample 122:
+    time = 2433500
+    flags = 1
+    data = length 650, hash AF15E260
+  sample 123:
+    time = 2453500
+    flags = 1
+    data = length 643, hash EDF00663
+  sample 124:
+    time = 2473500
+    flags = 1
+    data = length 623, hash 1B0243A
+  sample 125:
+    time = 2493500
+    flags = 1
+    data = length 639, hash 21B0BA43
+  sample 126:
+    time = 2513500
+    flags = 1
+    data = length 694, hash 46FA242C
+  sample 127:
+    time = 2533500
+    flags = 1
+    data = length 637, hash 1CEAEA46
+  sample 128:
+    time = 2553500
+    flags = 1
+    data = length 672, hash A8FE01B1
+  sample 129:
+    time = 2573500
+    flags = 1
+    data = length 655, hash F4ACFC61
+  sample 130:
+    time = 2593500
+    flags = 1
+    data = length 674, hash 3B3D15B6
+  sample 131:
+    time = 2613500
+    flags = 1
+    data = length 695, hash DF376589
+  sample 132:
+    time = 2633500
+    flags = 1
+    data = length 688, hash A2425D57
+  sample 133:
+    time = 2653500
+    flags = 1
+    data = length 690, hash BBD3DA9B
+  sample 134:
+    time = 2673500
+    flags = 1
+    data = length 732, hash F7B00D40
+  sample 135:
+    time = 2693500
+    flags = 1
+    data = length 684, hash 9158FEAB
+  sample 136:
+    time = 2713500
+    flags = 1
+    data = length 674, hash 40C7501A
+  sample 137:
+    time = 2733500
+    flags = 1
+    data = length 680, hash BB132A40
+  sample 138:
+    time = 2753500
+    flags = 1
+    data = length 648, hash 1114376E
+  sample 139:
+    time = 2773500
+    flags = 1
+    data = length 661, hash DE71BACA
+  sample 140:
+    time = 2793500
+    flags = 1
+    data = length 642, hash A2316E7
+  sample 141:
+    time = 2813500
+    flags = 1
+    data = length 662, hash C7117D4
+  sample 142:
+    time = 2833500
+    flags = 1
+    data = length 638, hash 2CF77EF4
+  sample 143:
+    time = 2853500
+    flags = 1
+    data = length 655, hash E5A75C8B
+  sample 144:
+    time = 2873500
+    flags = 1
+    data = length 635, hash C9E2B5B1
+  sample 145:
+    time = 2893500
+    flags = 1
+    data = length 655, hash 6F99C63E
+  sample 146:
+    time = 2913500
+    flags = 1
+    data = length 638, hash 64436E98
+  sample 147:
+    time = 2933500
+    flags = 1
+    data = length 671, hash 5DFDE09A
+  sample 148:
+    time = 2953500
+    flags = 1
+    data = length 661, hash 5203D894
+  sample 149:
+    time = 2973500
+    flags = 1
+    data = length 664, hash CF30C6D7
+  sample 150:
+    time = 2993500
+    flags = 536870913
+    data = length 1155, hash F5AFA236
+tracksEnded = true