From 168c464095ec66338248843c2207cda0b7a454d2 Mon Sep 17 00:00:00 2001
From: ibaker <ibaker@google.com>
Date: Mon, 10 Mar 2025 08:21:17 -0700
Subject: [PATCH] Add cbr-always test for new asset with Xing frame without ToC

Issue: androidx/media#2194
PiperOrigin-RevId: 735382972
---
 .../extractor/mp3/Mp3ExtractorTest.java       |  12 +
 ...eader-no-toc.mp3.cbr-seeking-always.0.dump | 491 ++++++++++++++++++
 ...eader-no-toc.mp3.cbr-seeking-always.1.dump | 343 ++++++++++++
 ...eader-no-toc.mp3.cbr-seeking-always.2.dump | 191 +++++++
 ...eader-no-toc.mp3.cbr-seeking-always.3.dump |  27 +
 ...mp3.cbr-seeking-always.unknown_length.dump | 488 +++++++++++++++++
 6 files changed, 1552 insertions(+)
 create mode 100644 libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.0.dump
 create mode 100644 libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.1.dump
 create mode 100644 libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.2.dump
 create mode 100644 libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.3.dump
 create mode 100644 libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.unknown_length.dump

diff --git a/libraries/extractor/src/test/java/androidx/media3/extractor/mp3/Mp3ExtractorTest.java b/libraries/extractor/src/test/java/androidx/media3/extractor/mp3/Mp3ExtractorTest.java
index a31450d595..4e89469438 100644
--- a/libraries/extractor/src/test/java/androidx/media3/extractor/mp3/Mp3ExtractorTest.java
+++ b/libraries/extractor/src/test/java/androidx/media3/extractor/mp3/Mp3ExtractorTest.java
@@ -61,6 +61,18 @@ public final class Mp3ExtractorTest {
         simulationConfig);
   }
 
+  @Test
+  public void mp3SampleWithXingHeader_noTableOfContents_cbrSeekingAlways() throws Exception {
+    String filename = "mp3/bear-vbr-xing-header-no-toc.mp3";
+    ExtractorAsserts.assertBehavior(
+        () -> new Mp3Extractor(Mp3Extractor.FLAG_ENABLE_CONSTANT_BITRATE_SEEKING_ALWAYS),
+        "media/" + filename,
+        new AssertionConfig.Builder()
+            .setDumpFilesPrefix("extractordumps/" + filename + ".cbr-seeking-always")
+            .build(),
+        simulationConfig);
+  }
+
   @Test
   public void mp3SampleWithInfoHeader() throws Exception {
     ExtractorAsserts.assertBehavior(
diff --git a/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.0.dump b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.0.dump
new file mode 100644
index 0000000000..96ba8e1f41
--- /dev/null
+++ b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.0.dump
@@ -0,0 +1,491 @@
+seekMap:
+  isSeekable = true
+  duration = 9540000
+  getPosition(0) = [[timeUs=0, position=237]]
+  getPosition(1) = [[timeUs=0, position=237], [timeUs=24000, position=333]]
+  getPosition(4770000) = [[timeUs=4752000, position=19245], [timeUs=4776000, position=19341]]
+  getPosition(9540000) = [[timeUs=9516000, position=38301]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 38160
+  sample count = 117
+  track duration = 9540000
+  format 0:
+    averageBitrate = 32000
+    containerMimeType = audio/mpeg
+    sampleMimeType = audio/mpeg
+    maxInputSize = 4096
+    channelCount = 2
+    sampleRate = 48000
+    encoderDelay = 576
+    encoderPadding = 576
+    metadata = entries=[TSSE: description=null: values=[Lavf58.29.100]]
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 96, hash 1F161542
+  sample 1:
+    time = 24000
+    flags = 1
+    data = length 768, hash CD1DC50F
+  sample 2:
+    time = 48000
+    flags = 1
+    data = length 336, hash 3F64124B
+  sample 3:
+    time = 72000
+    flags = 1
+    data = length 336, hash 8FFED94E
+  sample 4:
+    time = 96000
+    flags = 1
+    data = length 288, hash 9CD77D47
+  sample 5:
+    time = 120000
+    flags = 1
+    data = length 384, hash 24607BB5
+  sample 6:
+    time = 144000
+    flags = 1
+    data = length 480, hash 4937EBAB
+  sample 7:
+    time = 168000
+    flags = 1
+    data = length 336, hash 546342B1
+  sample 8:
+    time = 192000
+    flags = 1
+    data = length 336, hash 79E0923F
+  sample 9:
+    time = 216000
+    flags = 1
+    data = length 336, hash AB1F3948
+  sample 10:
+    time = 240000
+    flags = 1
+    data = length 336, hash C3A4D888
+  sample 11:
+    time = 264000
+    flags = 1
+    data = length 288, hash 7867DA45
+  sample 12:
+    time = 288000
+    flags = 1
+    data = length 336, hash B1240B73
+  sample 13:
+    time = 312000
+    flags = 1
+    data = length 336, hash 94CFCD35
+  sample 14:
+    time = 336000
+    flags = 1
+    data = length 288, hash 94F412C
+  sample 15:
+    time = 360000
+    flags = 1
+    data = length 336, hash A1D9FF41
+  sample 16:
+    time = 384000
+    flags = 1
+    data = length 288, hash 2A8DA21B
+  sample 17:
+    time = 408000
+    flags = 1
+    data = length 336, hash 6A429CE
+  sample 18:
+    time = 432000
+    flags = 1
+    data = length 336, hash 68853982
+  sample 19:
+    time = 456000
+    flags = 1
+    data = length 384, hash 1D6F779C
+  sample 20:
+    time = 480000
+    flags = 1
+    data = length 480, hash 6B31EBEE
+  sample 21:
+    time = 504000
+    flags = 1
+    data = length 336, hash 888335BE
+  sample 22:
+    time = 528000
+    flags = 1
+    data = length 336, hash 6072AC8B
+  sample 23:
+    time = 552000
+    flags = 1
+    data = length 336, hash C9D24234
+  sample 24:
+    time = 576000
+    flags = 1
+    data = length 288, hash 52BF4D1E
+  sample 25:
+    time = 600000
+    flags = 1
+    data = length 336, hash F93F4F0
+  sample 26:
+    time = 624000
+    flags = 1
+    data = length 336, hash 8617688A
+  sample 27:
+    time = 648000
+    flags = 1
+    data = length 480, hash FAB0D31B
+  sample 28:
+    time = 672000
+    flags = 1
+    data = length 384, hash FA4B53E2
+  sample 29:
+    time = 696000
+    flags = 1
+    data = length 336, hash 8C435F6A
+  sample 30:
+    time = 720000
+    flags = 1
+    data = length 336, hash 60D3F80C
+  sample 31:
+    time = 744000
+    flags = 1
+    data = length 336, hash DC15B68B
+  sample 32:
+    time = 768000
+    flags = 1
+    data = length 288, hash FF3DF141
+  sample 33:
+    time = 792000
+    flags = 1
+    data = length 336, hash A64B3042
+  sample 34:
+    time = 816000
+    flags = 1
+    data = length 336, hash ACA622A1
+  sample 35:
+    time = 840000
+    flags = 1
+    data = length 288, hash 3E34B8D4
+  sample 36:
+    time = 864000
+    flags = 1
+    data = length 288, hash 9B96F72A
+  sample 37:
+    time = 888000
+    flags = 1
+    data = length 336, hash E917C122
+  sample 38:
+    time = 912000
+    flags = 1
+    data = length 336, hash 10ED1470
+  sample 39:
+    time = 936000
+    flags = 1
+    data = length 288, hash 706B8A7C
+  sample 40:
+    time = 960000
+    flags = 1
+    data = length 336, hash 71FFE4A0
+  sample 41:
+    time = 984000
+    flags = 1
+    data = length 336, hash D4160463
+  sample 42:
+    time = 1008000
+    flags = 1
+    data = length 336, hash EC557B14
+  sample 43:
+    time = 1032000
+    flags = 1
+    data = length 288, hash 5598CF8B
+  sample 44:
+    time = 1056000
+    flags = 1
+    data = length 336, hash 7E0AB41
+  sample 45:
+    time = 1080000
+    flags = 1
+    data = length 336, hash 1C585FEF
+  sample 46:
+    time = 1104000
+    flags = 1
+    data = length 336, hash A4A4855E
+  sample 47:
+    time = 1128000
+    flags = 1
+    data = length 336, hash CECA51D3
+  sample 48:
+    time = 1152000
+    flags = 1
+    data = length 288, hash 2D362DC5
+  sample 49:
+    time = 1176000
+    flags = 1
+    data = length 336, hash 9EB2609D
+  sample 50:
+    time = 1200000
+    flags = 1
+    data = length 336, hash 28FFB3FE
+  sample 51:
+    time = 1224000
+    flags = 1
+    data = length 288, hash 2AA2D216
+  sample 52:
+    time = 1248000
+    flags = 1
+    data = length 336, hash CDBC7032
+  sample 53:
+    time = 1272000
+    flags = 1
+    data = length 336, hash 25B13FE7
+  sample 54:
+    time = 1296000
+    flags = 1
+    data = length 336, hash DB6BB1E
+  sample 55:
+    time = 1320000
+    flags = 1
+    data = length 336, hash EBE951F4
+  sample 56:
+    time = 1344000
+    flags = 1
+    data = length 288, hash 9E2EBFF7
+  sample 57:
+    time = 1368000
+    flags = 1
+    data = length 336, hash 36A7D455
+  sample 58:
+    time = 1392000
+    flags = 1
+    data = length 336, hash 84545F8C
+  sample 59:
+    time = 1416000
+    flags = 1
+    data = length 336, hash F66F3045
+  sample 60:
+    time = 1440000
+    flags = 1
+    data = length 576, hash 5AB089EA
+  sample 61:
+    time = 1464000
+    flags = 1
+    data = length 336, hash 8868086
+  sample 62:
+    time = 1488000
+    flags = 1
+    data = length 336, hash D5EB6D63
+  sample 63:
+    time = 1512000
+    flags = 1
+    data = length 288, hash 7A5374B7
+  sample 64:
+    time = 1536000
+    flags = 1
+    data = length 336, hash BEB27A75
+  sample 65:
+    time = 1560000
+    flags = 1
+    data = length 336, hash E251E0FD
+  sample 66:
+    time = 1584000
+    flags = 1
+    data = length 288, hash D54C970
+  sample 67:
+    time = 1608000
+    flags = 1
+    data = length 336, hash 52C473B9
+  sample 68:
+    time = 1632000
+    flags = 1
+    data = length 336, hash F5F13334
+  sample 69:
+    time = 1656000
+    flags = 1
+    data = length 480, hash A5F1E987
+  sample 70:
+    time = 1680000
+    flags = 1
+    data = length 288, hash 453A1267
+  sample 71:
+    time = 1704000
+    flags = 1
+    data = length 288, hash 7C6C2EA9
+  sample 72:
+    time = 1728000
+    flags = 1
+    data = length 336, hash F4BFECA4
+  sample 73:
+    time = 1752000
+    flags = 1
+    data = length 336, hash 751A395A
+  sample 74:
+    time = 1776000
+    flags = 1
+    data = length 336, hash EE38DB02
+  sample 75:
+    time = 1800000
+    flags = 1
+    data = length 336, hash F18837E2
+  sample 76:
+    time = 1824000
+    flags = 1
+    data = length 336, hash ED36B78E
+  sample 77:
+    time = 1848000
+    flags = 1
+    data = length 336, hash B3D28289
+  sample 78:
+    time = 1872000
+    flags = 1
+    data = length 288, hash 8BDE28E1
+  sample 79:
+    time = 1896000
+    flags = 1
+    data = length 336, hash CFD5E966
+  sample 80:
+    time = 1920000
+    flags = 1
+    data = length 288, hash DC08E267
+  sample 81:
+    time = 1944000
+    flags = 1
+    data = length 336, hash 6530CB78
+  sample 82:
+    time = 1968000
+    flags = 1
+    data = length 336, hash 6CC6636E
+  sample 83:
+    time = 1992000
+    flags = 1
+    data = length 336, hash 613047C1
+  sample 84:
+    time = 2016000
+    flags = 1
+    data = length 288, hash CDC747BF
+  sample 85:
+    time = 2040000
+    flags = 1
+    data = length 336, hash AF22AA74
+  sample 86:
+    time = 2064000
+    flags = 1
+    data = length 384, hash 82F326AA
+  sample 87:
+    time = 2088000
+    flags = 1
+    data = length 384, hash EDA26C4D
+  sample 88:
+    time = 2112000
+    flags = 1
+    data = length 336, hash 94C643DC
+  sample 89:
+    time = 2136000
+    flags = 1
+    data = length 288, hash CB5D9C40
+  sample 90:
+    time = 2160000
+    flags = 1
+    data = length 336, hash 1E69DE3F
+  sample 91:
+    time = 2184000
+    flags = 1
+    data = length 336, hash 7E472219
+  sample 92:
+    time = 2208000
+    flags = 1
+    data = length 336, hash DA47B9FA
+  sample 93:
+    time = 2232000
+    flags = 1
+    data = length 336, hash DD0ABB7C
+  sample 94:
+    time = 2256000
+    flags = 1
+    data = length 288, hash DBF93FAC
+  sample 95:
+    time = 2280000
+    flags = 1
+    data = length 336, hash 243F4B2
+  sample 96:
+    time = 2304000
+    flags = 1
+    data = length 336, hash 2E881490
+  sample 97:
+    time = 2328000
+    flags = 1
+    data = length 288, hash 1C28C8BE
+  sample 98:
+    time = 2352000
+    flags = 1
+    data = length 336, hash C73E5D30
+  sample 99:
+    time = 2376000
+    flags = 1
+    data = length 288, hash 98B5BFF6
+  sample 100:
+    time = 2400000
+    flags = 1
+    data = length 336, hash E0135533
+  sample 101:
+    time = 2424000
+    flags = 1
+    data = length 336, hash D13C9DBC
+  sample 102:
+    time = 2448000
+    flags = 1
+    data = length 336, hash 63D524CA
+  sample 103:
+    time = 2472000
+    flags = 1
+    data = length 288, hash A28514C3
+  sample 104:
+    time = 2496000
+    flags = 1
+    data = length 336, hash 72B647FF
+  sample 105:
+    time = 2520000
+    flags = 1
+    data = length 336, hash 8F740AB1
+  sample 106:
+    time = 2544000
+    flags = 1
+    data = length 336, hash 5E3C7E93
+  sample 107:
+    time = 2568000
+    flags = 1
+    data = length 336, hash 121B913B
+  sample 108:
+    time = 2592000
+    flags = 1
+    data = length 336, hash 578FCCF2
+  sample 109:
+    time = 2616000
+    flags = 1
+    data = length 336, hash 5B5823DE
+  sample 110:
+    time = 2640000
+    flags = 1
+    data = length 384, hash D8B83F78
+  sample 111:
+    time = 2664000
+    flags = 1
+    data = length 240, hash E649682F
+  sample 112:
+    time = 2688000
+    flags = 1
+    data = length 96, hash C559A6F4
+  sample 113:
+    time = 2712000
+    flags = 1
+    data = length 96, hash 792796BC
+  sample 114:
+    time = 2736000
+    flags = 1
+    data = length 120, hash 8172CD0E
+  sample 115:
+    time = 2760000
+    flags = 1
+    data = length 120, hash F562B52F
+  sample 116:
+    time = 2784000
+    flags = 1
+    data = length 96, hash FF8D5B98
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.1.dump b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.1.dump
new file mode 100644
index 0000000000..9dc03367b3
--- /dev/null
+++ b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.1.dump
@@ -0,0 +1,343 @@
+seekMap:
+  isSeekable = true
+  duration = 9540000
+  getPosition(0) = [[timeUs=0, position=237]]
+  getPosition(1) = [[timeUs=0, position=237], [timeUs=24000, position=333]]
+  getPosition(4770000) = [[timeUs=4752000, position=19245], [timeUs=4776000, position=19341]]
+  getPosition(9540000) = [[timeUs=9516000, position=38301]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 25344
+  sample count = 80
+  track duration = 9540000
+  format 0:
+    averageBitrate = 32000
+    containerMimeType = audio/mpeg
+    sampleMimeType = audio/mpeg
+    maxInputSize = 4096
+    channelCount = 2
+    sampleRate = 48000
+    encoderDelay = 576
+    encoderPadding = 576
+    metadata = entries=[TSSE: description=null: values=[Lavf58.29.100]]
+  sample 0:
+    time = 3204000
+    flags = 1
+    data = length 336, hash E917C122
+  sample 1:
+    time = 3228000
+    flags = 1
+    data = length 336, hash 10ED1470
+  sample 2:
+    time = 3252000
+    flags = 1
+    data = length 288, hash 706B8A7C
+  sample 3:
+    time = 3276000
+    flags = 1
+    data = length 336, hash 71FFE4A0
+  sample 4:
+    time = 3300000
+    flags = 1
+    data = length 336, hash D4160463
+  sample 5:
+    time = 3324000
+    flags = 1
+    data = length 336, hash EC557B14
+  sample 6:
+    time = 3348000
+    flags = 1
+    data = length 288, hash 5598CF8B
+  sample 7:
+    time = 3372000
+    flags = 1
+    data = length 336, hash 7E0AB41
+  sample 8:
+    time = 3396000
+    flags = 1
+    data = length 336, hash 1C585FEF
+  sample 9:
+    time = 3420000
+    flags = 1
+    data = length 336, hash A4A4855E
+  sample 10:
+    time = 3444000
+    flags = 1
+    data = length 336, hash CECA51D3
+  sample 11:
+    time = 3468000
+    flags = 1
+    data = length 288, hash 2D362DC5
+  sample 12:
+    time = 3492000
+    flags = 1
+    data = length 336, hash 9EB2609D
+  sample 13:
+    time = 3516000
+    flags = 1
+    data = length 336, hash 28FFB3FE
+  sample 14:
+    time = 3540000
+    flags = 1
+    data = length 288, hash 2AA2D216
+  sample 15:
+    time = 3564000
+    flags = 1
+    data = length 336, hash CDBC7032
+  sample 16:
+    time = 3588000
+    flags = 1
+    data = length 336, hash 25B13FE7
+  sample 17:
+    time = 3612000
+    flags = 1
+    data = length 336, hash DB6BB1E
+  sample 18:
+    time = 3636000
+    flags = 1
+    data = length 336, hash EBE951F4
+  sample 19:
+    time = 3660000
+    flags = 1
+    data = length 288, hash 9E2EBFF7
+  sample 20:
+    time = 3684000
+    flags = 1
+    data = length 336, hash 36A7D455
+  sample 21:
+    time = 3708000
+    flags = 1
+    data = length 336, hash 84545F8C
+  sample 22:
+    time = 3732000
+    flags = 1
+    data = length 336, hash F66F3045
+  sample 23:
+    time = 3756000
+    flags = 1
+    data = length 576, hash 5AB089EA
+  sample 24:
+    time = 3780000
+    flags = 1
+    data = length 336, hash 8868086
+  sample 25:
+    time = 3804000
+    flags = 1
+    data = length 336, hash D5EB6D63
+  sample 26:
+    time = 3828000
+    flags = 1
+    data = length 288, hash 7A5374B7
+  sample 27:
+    time = 3852000
+    flags = 1
+    data = length 336, hash BEB27A75
+  sample 28:
+    time = 3876000
+    flags = 1
+    data = length 336, hash E251E0FD
+  sample 29:
+    time = 3900000
+    flags = 1
+    data = length 288, hash D54C970
+  sample 30:
+    time = 3924000
+    flags = 1
+    data = length 336, hash 52C473B9
+  sample 31:
+    time = 3948000
+    flags = 1
+    data = length 336, hash F5F13334
+  sample 32:
+    time = 3972000
+    flags = 1
+    data = length 480, hash A5F1E987
+  sample 33:
+    time = 3996000
+    flags = 1
+    data = length 288, hash 453A1267
+  sample 34:
+    time = 4020000
+    flags = 1
+    data = length 288, hash 7C6C2EA9
+  sample 35:
+    time = 4044000
+    flags = 1
+    data = length 336, hash F4BFECA4
+  sample 36:
+    time = 4068000
+    flags = 1
+    data = length 336, hash 751A395A
+  sample 37:
+    time = 4092000
+    flags = 1
+    data = length 336, hash EE38DB02
+  sample 38:
+    time = 4116000
+    flags = 1
+    data = length 336, hash F18837E2
+  sample 39:
+    time = 4140000
+    flags = 1
+    data = length 336, hash ED36B78E
+  sample 40:
+    time = 4164000
+    flags = 1
+    data = length 336, hash B3D28289
+  sample 41:
+    time = 4188000
+    flags = 1
+    data = length 288, hash 8BDE28E1
+  sample 42:
+    time = 4212000
+    flags = 1
+    data = length 336, hash CFD5E966
+  sample 43:
+    time = 4236000
+    flags = 1
+    data = length 288, hash DC08E267
+  sample 44:
+    time = 4260000
+    flags = 1
+    data = length 336, hash 6530CB78
+  sample 45:
+    time = 4284000
+    flags = 1
+    data = length 336, hash 6CC6636E
+  sample 46:
+    time = 4308000
+    flags = 1
+    data = length 336, hash 613047C1
+  sample 47:
+    time = 4332000
+    flags = 1
+    data = length 288, hash CDC747BF
+  sample 48:
+    time = 4356000
+    flags = 1
+    data = length 336, hash AF22AA74
+  sample 49:
+    time = 4380000
+    flags = 1
+    data = length 384, hash 82F326AA
+  sample 50:
+    time = 4404000
+    flags = 1
+    data = length 384, hash EDA26C4D
+  sample 51:
+    time = 4428000
+    flags = 1
+    data = length 336, hash 94C643DC
+  sample 52:
+    time = 4452000
+    flags = 1
+    data = length 288, hash CB5D9C40
+  sample 53:
+    time = 4476000
+    flags = 1
+    data = length 336, hash 1E69DE3F
+  sample 54:
+    time = 4500000
+    flags = 1
+    data = length 336, hash 7E472219
+  sample 55:
+    time = 4524000
+    flags = 1
+    data = length 336, hash DA47B9FA
+  sample 56:
+    time = 4548000
+    flags = 1
+    data = length 336, hash DD0ABB7C
+  sample 57:
+    time = 4572000
+    flags = 1
+    data = length 288, hash DBF93FAC
+  sample 58:
+    time = 4596000
+    flags = 1
+    data = length 336, hash 243F4B2
+  sample 59:
+    time = 4620000
+    flags = 1
+    data = length 336, hash 2E881490
+  sample 60:
+    time = 4644000
+    flags = 1
+    data = length 288, hash 1C28C8BE
+  sample 61:
+    time = 4668000
+    flags = 1
+    data = length 336, hash C73E5D30
+  sample 62:
+    time = 4692000
+    flags = 1
+    data = length 288, hash 98B5BFF6
+  sample 63:
+    time = 4716000
+    flags = 1
+    data = length 336, hash E0135533
+  sample 64:
+    time = 4740000
+    flags = 1
+    data = length 336, hash D13C9DBC
+  sample 65:
+    time = 4764000
+    flags = 1
+    data = length 336, hash 63D524CA
+  sample 66:
+    time = 4788000
+    flags = 1
+    data = length 288, hash A28514C3
+  sample 67:
+    time = 4812000
+    flags = 1
+    data = length 336, hash 72B647FF
+  sample 68:
+    time = 4836000
+    flags = 1
+    data = length 336, hash 8F740AB1
+  sample 69:
+    time = 4860000
+    flags = 1
+    data = length 336, hash 5E3C7E93
+  sample 70:
+    time = 4884000
+    flags = 1
+    data = length 336, hash 121B913B
+  sample 71:
+    time = 4908000
+    flags = 1
+    data = length 336, hash 578FCCF2
+  sample 72:
+    time = 4932000
+    flags = 1
+    data = length 336, hash 5B5823DE
+  sample 73:
+    time = 4956000
+    flags = 1
+    data = length 384, hash D8B83F78
+  sample 74:
+    time = 4980000
+    flags = 1
+    data = length 240, hash E649682F
+  sample 75:
+    time = 5004000
+    flags = 1
+    data = length 96, hash C559A6F4
+  sample 76:
+    time = 5028000
+    flags = 1
+    data = length 96, hash 792796BC
+  sample 77:
+    time = 5052000
+    flags = 1
+    data = length 120, hash 8172CD0E
+  sample 78:
+    time = 5076000
+    flags = 1
+    data = length 120, hash F562B52F
+  sample 79:
+    time = 5100000
+    flags = 1
+    data = length 96, hash FF8D5B98
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.2.dump b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.2.dump
new file mode 100644
index 0000000000..8a43f0f186
--- /dev/null
+++ b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.2.dump
@@ -0,0 +1,191 @@
+seekMap:
+  isSeekable = true
+  duration = 9540000
+  getPosition(0) = [[timeUs=0, position=237]]
+  getPosition(1) = [[timeUs=0, position=237], [timeUs=24000, position=333]]
+  getPosition(4770000) = [[timeUs=4752000, position=19245], [timeUs=4776000, position=19341]]
+  getPosition(9540000) = [[timeUs=9516000, position=38301]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 12624
+  sample count = 42
+  track duration = 9540000
+  format 0:
+    averageBitrate = 32000
+    containerMimeType = audio/mpeg
+    sampleMimeType = audio/mpeg
+    maxInputSize = 4096
+    channelCount = 2
+    sampleRate = 48000
+    encoderDelay = 576
+    encoderPadding = 576
+    metadata = entries=[TSSE: description=null: values=[Lavf58.29.100]]
+  sample 0:
+    time = 6384000
+    flags = 1
+    data = length 336, hash F18837E2
+  sample 1:
+    time = 6408000
+    flags = 1
+    data = length 336, hash ED36B78E
+  sample 2:
+    time = 6432000
+    flags = 1
+    data = length 336, hash B3D28289
+  sample 3:
+    time = 6456000
+    flags = 1
+    data = length 288, hash 8BDE28E1
+  sample 4:
+    time = 6480000
+    flags = 1
+    data = length 336, hash CFD5E966
+  sample 5:
+    time = 6504000
+    flags = 1
+    data = length 288, hash DC08E267
+  sample 6:
+    time = 6528000
+    flags = 1
+    data = length 336, hash 6530CB78
+  sample 7:
+    time = 6552000
+    flags = 1
+    data = length 336, hash 6CC6636E
+  sample 8:
+    time = 6576000
+    flags = 1
+    data = length 336, hash 613047C1
+  sample 9:
+    time = 6600000
+    flags = 1
+    data = length 288, hash CDC747BF
+  sample 10:
+    time = 6624000
+    flags = 1
+    data = length 336, hash AF22AA74
+  sample 11:
+    time = 6648000
+    flags = 1
+    data = length 384, hash 82F326AA
+  sample 12:
+    time = 6672000
+    flags = 1
+    data = length 384, hash EDA26C4D
+  sample 13:
+    time = 6696000
+    flags = 1
+    data = length 336, hash 94C643DC
+  sample 14:
+    time = 6720000
+    flags = 1
+    data = length 288, hash CB5D9C40
+  sample 15:
+    time = 6744000
+    flags = 1
+    data = length 336, hash 1E69DE3F
+  sample 16:
+    time = 6768000
+    flags = 1
+    data = length 336, hash 7E472219
+  sample 17:
+    time = 6792000
+    flags = 1
+    data = length 336, hash DA47B9FA
+  sample 18:
+    time = 6816000
+    flags = 1
+    data = length 336, hash DD0ABB7C
+  sample 19:
+    time = 6840000
+    flags = 1
+    data = length 288, hash DBF93FAC
+  sample 20:
+    time = 6864000
+    flags = 1
+    data = length 336, hash 243F4B2
+  sample 21:
+    time = 6888000
+    flags = 1
+    data = length 336, hash 2E881490
+  sample 22:
+    time = 6912000
+    flags = 1
+    data = length 288, hash 1C28C8BE
+  sample 23:
+    time = 6936000
+    flags = 1
+    data = length 336, hash C73E5D30
+  sample 24:
+    time = 6960000
+    flags = 1
+    data = length 288, hash 98B5BFF6
+  sample 25:
+    time = 6984000
+    flags = 1
+    data = length 336, hash E0135533
+  sample 26:
+    time = 7008000
+    flags = 1
+    data = length 336, hash D13C9DBC
+  sample 27:
+    time = 7032000
+    flags = 1
+    data = length 336, hash 63D524CA
+  sample 28:
+    time = 7056000
+    flags = 1
+    data = length 288, hash A28514C3
+  sample 29:
+    time = 7080000
+    flags = 1
+    data = length 336, hash 72B647FF
+  sample 30:
+    time = 7104000
+    flags = 1
+    data = length 336, hash 8F740AB1
+  sample 31:
+    time = 7128000
+    flags = 1
+    data = length 336, hash 5E3C7E93
+  sample 32:
+    time = 7152000
+    flags = 1
+    data = length 336, hash 121B913B
+  sample 33:
+    time = 7176000
+    flags = 1
+    data = length 336, hash 578FCCF2
+  sample 34:
+    time = 7200000
+    flags = 1
+    data = length 336, hash 5B5823DE
+  sample 35:
+    time = 7224000
+    flags = 1
+    data = length 384, hash D8B83F78
+  sample 36:
+    time = 7248000
+    flags = 1
+    data = length 240, hash E649682F
+  sample 37:
+    time = 7272000
+    flags = 1
+    data = length 96, hash C559A6F4
+  sample 38:
+    time = 7296000
+    flags = 1
+    data = length 96, hash 792796BC
+  sample 39:
+    time = 7320000
+    flags = 1
+    data = length 120, hash 8172CD0E
+  sample 40:
+    time = 7344000
+    flags = 1
+    data = length 120, hash F562B52F
+  sample 41:
+    time = 7368000
+    flags = 1
+    data = length 96, hash FF8D5B98
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.3.dump b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.3.dump
new file mode 100644
index 0000000000..8d0441818e
--- /dev/null
+++ b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.3.dump
@@ -0,0 +1,27 @@
+seekMap:
+  isSeekable = true
+  duration = 9540000
+  getPosition(0) = [[timeUs=0, position=237]]
+  getPosition(1) = [[timeUs=0, position=237], [timeUs=24000, position=333]]
+  getPosition(4770000) = [[timeUs=4752000, position=19245], [timeUs=4776000, position=19341]]
+  getPosition(9540000) = [[timeUs=9516000, position=38301]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 96
+  sample count = 1
+  track duration = 9540000
+  format 0:
+    averageBitrate = 32000
+    containerMimeType = audio/mpeg
+    sampleMimeType = audio/mpeg
+    maxInputSize = 4096
+    channelCount = 2
+    sampleRate = 48000
+    encoderDelay = 576
+    encoderPadding = 576
+    metadata = entries=[TSSE: description=null: values=[Lavf58.29.100]]
+  sample 0:
+    time = 9516000
+    flags = 1
+    data = length 96, hash FF8D5B98
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.unknown_length.dump b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.unknown_length.dump
new file mode 100644
index 0000000000..22bbb4f038
--- /dev/null
+++ b/libraries/test_data/src/test/assets/extractordumps/mp3/bear-vbr-xing-header-no-toc.mp3.cbr-seeking-always.unknown_length.dump
@@ -0,0 +1,488 @@
+seekMap:
+  isSeekable = true
+  duration = UNSET TIME
+  getPosition(0) = [[timeUs=0, position=237]]
+  getPosition(1) = [[timeUs=0, position=237]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 38160
+  sample count = 117
+  format 0:
+    averageBitrate = 32000
+    containerMimeType = audio/mpeg
+    sampleMimeType = audio/mpeg
+    maxInputSize = 4096
+    channelCount = 2
+    sampleRate = 48000
+    encoderDelay = 576
+    encoderPadding = 576
+    metadata = entries=[TSSE: description=null: values=[Lavf58.29.100]]
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 96, hash 1F161542
+  sample 1:
+    time = 24000
+    flags = 1
+    data = length 768, hash CD1DC50F
+  sample 2:
+    time = 48000
+    flags = 1
+    data = length 336, hash 3F64124B
+  sample 3:
+    time = 72000
+    flags = 1
+    data = length 336, hash 8FFED94E
+  sample 4:
+    time = 96000
+    flags = 1
+    data = length 288, hash 9CD77D47
+  sample 5:
+    time = 120000
+    flags = 1
+    data = length 384, hash 24607BB5
+  sample 6:
+    time = 144000
+    flags = 1
+    data = length 480, hash 4937EBAB
+  sample 7:
+    time = 168000
+    flags = 1
+    data = length 336, hash 546342B1
+  sample 8:
+    time = 192000
+    flags = 1
+    data = length 336, hash 79E0923F
+  sample 9:
+    time = 216000
+    flags = 1
+    data = length 336, hash AB1F3948
+  sample 10:
+    time = 240000
+    flags = 1
+    data = length 336, hash C3A4D888
+  sample 11:
+    time = 264000
+    flags = 1
+    data = length 288, hash 7867DA45
+  sample 12:
+    time = 288000
+    flags = 1
+    data = length 336, hash B1240B73
+  sample 13:
+    time = 312000
+    flags = 1
+    data = length 336, hash 94CFCD35
+  sample 14:
+    time = 336000
+    flags = 1
+    data = length 288, hash 94F412C
+  sample 15:
+    time = 360000
+    flags = 1
+    data = length 336, hash A1D9FF41
+  sample 16:
+    time = 384000
+    flags = 1
+    data = length 288, hash 2A8DA21B
+  sample 17:
+    time = 408000
+    flags = 1
+    data = length 336, hash 6A429CE
+  sample 18:
+    time = 432000
+    flags = 1
+    data = length 336, hash 68853982
+  sample 19:
+    time = 456000
+    flags = 1
+    data = length 384, hash 1D6F779C
+  sample 20:
+    time = 480000
+    flags = 1
+    data = length 480, hash 6B31EBEE
+  sample 21:
+    time = 504000
+    flags = 1
+    data = length 336, hash 888335BE
+  sample 22:
+    time = 528000
+    flags = 1
+    data = length 336, hash 6072AC8B
+  sample 23:
+    time = 552000
+    flags = 1
+    data = length 336, hash C9D24234
+  sample 24:
+    time = 576000
+    flags = 1
+    data = length 288, hash 52BF4D1E
+  sample 25:
+    time = 600000
+    flags = 1
+    data = length 336, hash F93F4F0
+  sample 26:
+    time = 624000
+    flags = 1
+    data = length 336, hash 8617688A
+  sample 27:
+    time = 648000
+    flags = 1
+    data = length 480, hash FAB0D31B
+  sample 28:
+    time = 672000
+    flags = 1
+    data = length 384, hash FA4B53E2
+  sample 29:
+    time = 696000
+    flags = 1
+    data = length 336, hash 8C435F6A
+  sample 30:
+    time = 720000
+    flags = 1
+    data = length 336, hash 60D3F80C
+  sample 31:
+    time = 744000
+    flags = 1
+    data = length 336, hash DC15B68B
+  sample 32:
+    time = 768000
+    flags = 1
+    data = length 288, hash FF3DF141
+  sample 33:
+    time = 792000
+    flags = 1
+    data = length 336, hash A64B3042
+  sample 34:
+    time = 816000
+    flags = 1
+    data = length 336, hash ACA622A1
+  sample 35:
+    time = 840000
+    flags = 1
+    data = length 288, hash 3E34B8D4
+  sample 36:
+    time = 864000
+    flags = 1
+    data = length 288, hash 9B96F72A
+  sample 37:
+    time = 888000
+    flags = 1
+    data = length 336, hash E917C122
+  sample 38:
+    time = 912000
+    flags = 1
+    data = length 336, hash 10ED1470
+  sample 39:
+    time = 936000
+    flags = 1
+    data = length 288, hash 706B8A7C
+  sample 40:
+    time = 960000
+    flags = 1
+    data = length 336, hash 71FFE4A0
+  sample 41:
+    time = 984000
+    flags = 1
+    data = length 336, hash D4160463
+  sample 42:
+    time = 1008000
+    flags = 1
+    data = length 336, hash EC557B14
+  sample 43:
+    time = 1032000
+    flags = 1
+    data = length 288, hash 5598CF8B
+  sample 44:
+    time = 1056000
+    flags = 1
+    data = length 336, hash 7E0AB41
+  sample 45:
+    time = 1080000
+    flags = 1
+    data = length 336, hash 1C585FEF
+  sample 46:
+    time = 1104000
+    flags = 1
+    data = length 336, hash A4A4855E
+  sample 47:
+    time = 1128000
+    flags = 1
+    data = length 336, hash CECA51D3
+  sample 48:
+    time = 1152000
+    flags = 1
+    data = length 288, hash 2D362DC5
+  sample 49:
+    time = 1176000
+    flags = 1
+    data = length 336, hash 9EB2609D
+  sample 50:
+    time = 1200000
+    flags = 1
+    data = length 336, hash 28FFB3FE
+  sample 51:
+    time = 1224000
+    flags = 1
+    data = length 288, hash 2AA2D216
+  sample 52:
+    time = 1248000
+    flags = 1
+    data = length 336, hash CDBC7032
+  sample 53:
+    time = 1272000
+    flags = 1
+    data = length 336, hash 25B13FE7
+  sample 54:
+    time = 1296000
+    flags = 1
+    data = length 336, hash DB6BB1E
+  sample 55:
+    time = 1320000
+    flags = 1
+    data = length 336, hash EBE951F4
+  sample 56:
+    time = 1344000
+    flags = 1
+    data = length 288, hash 9E2EBFF7
+  sample 57:
+    time = 1368000
+    flags = 1
+    data = length 336, hash 36A7D455
+  sample 58:
+    time = 1392000
+    flags = 1
+    data = length 336, hash 84545F8C
+  sample 59:
+    time = 1416000
+    flags = 1
+    data = length 336, hash F66F3045
+  sample 60:
+    time = 1440000
+    flags = 1
+    data = length 576, hash 5AB089EA
+  sample 61:
+    time = 1464000
+    flags = 1
+    data = length 336, hash 8868086
+  sample 62:
+    time = 1488000
+    flags = 1
+    data = length 336, hash D5EB6D63
+  sample 63:
+    time = 1512000
+    flags = 1
+    data = length 288, hash 7A5374B7
+  sample 64:
+    time = 1536000
+    flags = 1
+    data = length 336, hash BEB27A75
+  sample 65:
+    time = 1560000
+    flags = 1
+    data = length 336, hash E251E0FD
+  sample 66:
+    time = 1584000
+    flags = 1
+    data = length 288, hash D54C970
+  sample 67:
+    time = 1608000
+    flags = 1
+    data = length 336, hash 52C473B9
+  sample 68:
+    time = 1632000
+    flags = 1
+    data = length 336, hash F5F13334
+  sample 69:
+    time = 1656000
+    flags = 1
+    data = length 480, hash A5F1E987
+  sample 70:
+    time = 1680000
+    flags = 1
+    data = length 288, hash 453A1267
+  sample 71:
+    time = 1704000
+    flags = 1
+    data = length 288, hash 7C6C2EA9
+  sample 72:
+    time = 1728000
+    flags = 1
+    data = length 336, hash F4BFECA4
+  sample 73:
+    time = 1752000
+    flags = 1
+    data = length 336, hash 751A395A
+  sample 74:
+    time = 1776000
+    flags = 1
+    data = length 336, hash EE38DB02
+  sample 75:
+    time = 1800000
+    flags = 1
+    data = length 336, hash F18837E2
+  sample 76:
+    time = 1824000
+    flags = 1
+    data = length 336, hash ED36B78E
+  sample 77:
+    time = 1848000
+    flags = 1
+    data = length 336, hash B3D28289
+  sample 78:
+    time = 1872000
+    flags = 1
+    data = length 288, hash 8BDE28E1
+  sample 79:
+    time = 1896000
+    flags = 1
+    data = length 336, hash CFD5E966
+  sample 80:
+    time = 1920000
+    flags = 1
+    data = length 288, hash DC08E267
+  sample 81:
+    time = 1944000
+    flags = 1
+    data = length 336, hash 6530CB78
+  sample 82:
+    time = 1968000
+    flags = 1
+    data = length 336, hash 6CC6636E
+  sample 83:
+    time = 1992000
+    flags = 1
+    data = length 336, hash 613047C1
+  sample 84:
+    time = 2016000
+    flags = 1
+    data = length 288, hash CDC747BF
+  sample 85:
+    time = 2040000
+    flags = 1
+    data = length 336, hash AF22AA74
+  sample 86:
+    time = 2064000
+    flags = 1
+    data = length 384, hash 82F326AA
+  sample 87:
+    time = 2088000
+    flags = 1
+    data = length 384, hash EDA26C4D
+  sample 88:
+    time = 2112000
+    flags = 1
+    data = length 336, hash 94C643DC
+  sample 89:
+    time = 2136000
+    flags = 1
+    data = length 288, hash CB5D9C40
+  sample 90:
+    time = 2160000
+    flags = 1
+    data = length 336, hash 1E69DE3F
+  sample 91:
+    time = 2184000
+    flags = 1
+    data = length 336, hash 7E472219
+  sample 92:
+    time = 2208000
+    flags = 1
+    data = length 336, hash DA47B9FA
+  sample 93:
+    time = 2232000
+    flags = 1
+    data = length 336, hash DD0ABB7C
+  sample 94:
+    time = 2256000
+    flags = 1
+    data = length 288, hash DBF93FAC
+  sample 95:
+    time = 2280000
+    flags = 1
+    data = length 336, hash 243F4B2
+  sample 96:
+    time = 2304000
+    flags = 1
+    data = length 336, hash 2E881490
+  sample 97:
+    time = 2328000
+    flags = 1
+    data = length 288, hash 1C28C8BE
+  sample 98:
+    time = 2352000
+    flags = 1
+    data = length 336, hash C73E5D30
+  sample 99:
+    time = 2376000
+    flags = 1
+    data = length 288, hash 98B5BFF6
+  sample 100:
+    time = 2400000
+    flags = 1
+    data = length 336, hash E0135533
+  sample 101:
+    time = 2424000
+    flags = 1
+    data = length 336, hash D13C9DBC
+  sample 102:
+    time = 2448000
+    flags = 1
+    data = length 336, hash 63D524CA
+  sample 103:
+    time = 2472000
+    flags = 1
+    data = length 288, hash A28514C3
+  sample 104:
+    time = 2496000
+    flags = 1
+    data = length 336, hash 72B647FF
+  sample 105:
+    time = 2520000
+    flags = 1
+    data = length 336, hash 8F740AB1
+  sample 106:
+    time = 2544000
+    flags = 1
+    data = length 336, hash 5E3C7E93
+  sample 107:
+    time = 2568000
+    flags = 1
+    data = length 336, hash 121B913B
+  sample 108:
+    time = 2592000
+    flags = 1
+    data = length 336, hash 578FCCF2
+  sample 109:
+    time = 2616000
+    flags = 1
+    data = length 336, hash 5B5823DE
+  sample 110:
+    time = 2640000
+    flags = 1
+    data = length 384, hash D8B83F78
+  sample 111:
+    time = 2664000
+    flags = 1
+    data = length 240, hash E649682F
+  sample 112:
+    time = 2688000
+    flags = 1
+    data = length 96, hash C559A6F4
+  sample 113:
+    time = 2712000
+    flags = 1
+    data = length 96, hash 792796BC
+  sample 114:
+    time = 2736000
+    flags = 1
+    data = length 120, hash 8172CD0E
+  sample 115:
+    time = 2760000
+    flags = 1
+    data = length 120, hash F562B52F
+  sample 116:
+    time = 2784000
+    flags = 1
+    data = length 96, hash FF8D5B98
+tracksEnded = true