diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_176x144_128kbps_15fps_h263.3gp/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_176x144_128kbps_15fps_h263.3gp/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..19fd0812c3
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_176x144_128kbps_15fps_h263.3gp/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,84 @@
+seekMap:
+  isSeekable = true
+  duration = 933300
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=0, position=400052], [timeUs=533322, position=428455]]
+  getPosition(466650) = [[timeUs=0, position=400052], [timeUs=533322, position=428455]]
+  getPosition(933300) = [[timeUs=533322, position=428455]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 50100
+  sample count = 15
+  format 0:
+    id = 1
+    sampleMimeType = video/3gpp
+    maxInputSize = 10464
+    width = 176
+    height = 144
+    frameRate = 16.072002
+    colorInfo:
+      colorRange = 2
+      lumaBitdepth = 8
+      chromaBitdepth = 8
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 10434, hash AE44B225
+  sample 1:
+    time = 66655
+    flags = 0
+    data = length 2615, hash A0DA11FE
+  sample 2:
+    time = 133322
+    flags = 0
+    data = length 1812, hash 7088FD15
+  sample 3:
+    time = 200000
+    flags = 0
+    data = length 2812, hash C8A9745F
+  sample 4:
+    time = 266655
+    flags = 0
+    data = length 3127, hash 15B392C5
+  sample 5:
+    time = 333322
+    flags = 0
+    data = length 3362, hash 77B8F06A
+  sample 6:
+    time = 400000
+    flags = 0
+    data = length 3295, hash 24A31310
+  sample 7:
+    time = 466655
+    flags = 0
+    data = length 946, hash B1E4247C
+  sample 8:
+    time = 533322
+    flags = 1
+    data = length 10399, hash 65BB0623
+  sample 9:
+    time = 600000
+    flags = 0
+    data = length 3373, hash 6884A84C
+  sample 10:
+    time = 666655
+    flags = 0
+    data = length 878, hash BFC0DD04
+  sample 11:
+    time = 733322
+    flags = 0
+    data = length 1530, hash 55CB846F
+  sample 12:
+    time = 800000
+    flags = 0
+    data = length 1834, hash ECF4E9AA
+  sample 13:
+    time = 866655
+    flags = 0
+    data = length 1776, hash 63A892E4
+  sample 14:
+    time = 933322
+    flags = 536870912
+    data = length 1907, hash 99D43466
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_176x144_192kbps_15fps_mpeg4.mp4/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_176x144_192kbps_15fps_mpeg4.mp4/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..2d46e02863
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_176x144_192kbps_15fps_mpeg4.mp4/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,88 @@
+seekMap:
+  isSeekable = true
+  duration = 933300
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=0, position=400052]]
+  getPosition(466650) = [[timeUs=0, position=400052]]
+  getPosition(933300) = [[timeUs=0, position=400052]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 45694
+  sample count = 15
+  format 0:
+    averageBitrate = 365552
+    peakBitrate = 365552
+    id = 1
+    sampleMimeType = video/mp4v-es
+    maxInputSize = 9256
+    width = 176
+    height = 144
+    frameRate = 16.072002
+    colorInfo:
+      colorRange = 2
+      lumaBitdepth = 8
+      chromaBitdepth = 8
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+    initializationData:
+      data = length 47, hash DC4DD041
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 9226, hash 7C636E69
+  sample 1:
+    time = 66655
+    flags = 0
+    data = length 2560, hash C7A69F47
+  sample 2:
+    time = 133322
+    flags = 0
+    data = length 1720, hash 32B683D
+  sample 3:
+    time = 200000
+    flags = 0
+    data = length 2684, hash A77F20B0
+  sample 4:
+    time = 266655
+    flags = 0
+    data = length 2966, hash CDB6D380
+  sample 5:
+    time = 333322
+    flags = 0
+    data = length 3160, hash 5A1455FB
+  sample 6:
+    time = 400000
+    flags = 0
+    data = length 3128, hash 8F3EA8F2
+  sample 7:
+    time = 466655
+    flags = 0
+    data = length 3164, hash 40A33F45
+  sample 8:
+    time = 533322
+    flags = 0
+    data = length 3309, hash 4ACFEBD1
+  sample 9:
+    time = 600000
+    flags = 0
+    data = length 3332, hash 7902F5A6
+  sample 10:
+    time = 666655
+    flags = 0
+    data = length 3082, hash 57E4EBB9
+  sample 11:
+    time = 733322
+    flags = 0
+    data = length 3210, hash FDA3CC0F
+  sample 12:
+    time = 800000
+    flags = 0
+    data = length 981, hash FA98FC90
+  sample 13:
+    time = 866655
+    flags = 0
+    data = length 1611, hash 3F58EEE9
+  sample 14:
+    time = 933322
+    flags = 536870912
+    data = length 1561, hash 24FA5A54
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_1ch_16kHz_q10_vorbis.ogg/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_1ch_16kHz_q10_vorbis.ogg/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..e4d41e918e
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_1ch_16kHz_q10_vorbis.ogg/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,436 @@
+seekMap:
+  isSeekable = true
+  duration = 2992000
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=1, position=400241]]
+  getPosition(1496000) = [[timeUs=1496000, position=412467]]
+  getPosition(2992000) = [[timeUs=2992000, position=424658]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 24785
+  sample count = 103
+  format 0:
+    averageBitrate = 99992
+    id = 1
+    sampleMimeType = audio/vorbis
+    maxInputSize = 295
+    channelCount = 1
+    sampleRate = 16000
+    language = ```
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+    initializationData:
+      data = length 30, hash C22462B1
+      data = length 3539, hash F8106892
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 189, hash 52415563
+  sample 1:
+    time = 0
+    flags = 1
+    data = length 179, hash 8C3EF02
+  sample 2:
+    time = 16000
+    flags = 1
+    data = length 242, hash 154901F6
+  sample 3:
+    time = 40000
+    flags = 1
+    data = length 255, hash 9824CF65
+  sample 4:
+    time = 72000
+    flags = 1
+    data = length 240, hash 71BE7C9B
+  sample 5:
+    time = 104000
+    flags = 1
+    data = length 253, hash EFD45BC1
+  sample 6:
+    time = 136000
+    flags = 1
+    data = length 242, hash AAD0021A
+  sample 7:
+    time = 168000
+    flags = 1
+    data = length 245, hash 1CC90320
+  sample 8:
+    time = 200000
+    flags = 1
+    data = length 250, hash FD1A7782
+  sample 9:
+    time = 232000
+    flags = 1
+    data = length 250, hash 8AF2F144
+  sample 10:
+    time = 264000
+    flags = 1
+    data = length 242, hash B821B187
+  sample 11:
+    time = 296000
+    flags = 1
+    data = length 249, hash 38241C21
+  sample 12:
+    time = 328000
+    flags = 1
+    data = length 245, hash D2FB9E26
+  sample 13:
+    time = 360000
+    flags = 1
+    data = length 246, hash C1FCFB2C
+  sample 14:
+    time = 392000
+    flags = 1
+    data = length 247, hash 25993CAD
+  sample 15:
+    time = 424000
+    flags = 1
+    data = length 248, hash 56C4314E
+  sample 16:
+    time = 456000
+    flags = 1
+    data = length 253, hash A93F1600
+  sample 17:
+    time = 488000
+    flags = 1
+    data = length 250, hash B06E5AE0
+  sample 18:
+    time = 520000
+    flags = 1
+    data = length 242, hash 26EC7288
+  sample 19:
+    time = 552000
+    flags = 1
+    data = length 258, hash 3541384
+  sample 20:
+    time = 584000
+    flags = 1
+    data = length 253, hash C4C2E8F1
+  sample 21:
+    time = 616000
+    flags = 1
+    data = length 254, hash 47974412
+  sample 22:
+    time = 648000
+    flags = 1
+    data = length 245, hash DDED7539
+  sample 23:
+    time = 680000
+    flags = 1
+    data = length 252, hash 5D24B207
+  sample 24:
+    time = 712000
+    flags = 1
+    data = length 189, hash AA28447D
+  sample 25:
+    time = 736000
+    flags = 1
+    data = length 184, hash 87DA25A7
+  sample 26:
+    time = 752000
+    flags = 1
+    data = length 187, hash C94C8DBF
+  sample 27:
+    time = 768000
+    flags = 1
+    data = length 256, hash 3691E001
+  sample 28:
+    time = 792000
+    flags = 1
+    data = length 262, hash B72A768B
+  sample 29:
+    time = 824000
+    flags = 1
+    data = length 252, hash 1AF4532D
+  sample 30:
+    time = 856000
+    flags = 1
+    data = length 260, hash 9C2D1FC8
+  sample 31:
+    time = 888000
+    flags = 1
+    data = length 257, hash CDC91ABF
+  sample 32:
+    time = 920000
+    flags = 1
+    data = length 247, hash 425E7E56
+  sample 33:
+    time = 952000
+    flags = 1
+    data = length 254, hash 97F31FD1
+  sample 34:
+    time = 984000
+    flags = 1
+    data = length 259, hash 5CFC46D4
+  sample 35:
+    time = 1016000
+    flags = 1
+    data = length 262, hash A1B43368
+  sample 36:
+    time = 1048000
+    flags = 1
+    data = length 258, hash A5438075
+  sample 37:
+    time = 1080000
+    flags = 1
+    data = length 242, hash 1CCEE43E
+  sample 38:
+    time = 1112000
+    flags = 1
+    data = length 249, hash 6B91FE03
+  sample 39:
+    time = 1144000
+    flags = 1
+    data = length 246, hash 8632C6F3
+  sample 40:
+    time = 1176000
+    flags = 1
+    data = length 263, hash 4B997C76
+  sample 41:
+    time = 1208000
+    flags = 1
+    data = length 247, hash 16B7D892
+  sample 42:
+    time = 1240000
+    flags = 1
+    data = length 189, hash CD699252
+  sample 43:
+    time = 1264000
+    flags = 1
+    data = length 183, hash 1538EF60
+  sample 44:
+    time = 1280000
+    flags = 1
+    data = length 183, hash 4711F10A
+  sample 45:
+    time = 1296000
+    flags = 1
+    data = length 188, hash 7E7B8692
+  sample 46:
+    time = 1312000
+    flags = 1
+    data = length 185, hash 5A28B890
+  sample 47:
+    time = 1328000
+    flags = 1
+    data = length 254, hash 7A1CFD71
+  sample 48:
+    time = 1352000
+    flags = 1
+    data = length 257, hash 41814A91
+  sample 49:
+    time = 1384000
+    flags = 1
+    data = length 256, hash 392C7958
+  sample 50:
+    time = 1416000
+    flags = 1
+    data = length 259, hash 36E2E5D7
+  sample 51:
+    time = 1448000
+    flags = 1
+    data = length 258, hash E7A5A3B2
+  sample 52:
+    time = 1480000
+    flags = 1
+    data = length 254, hash BB999F59
+  sample 53:
+    time = 1512000
+    flags = 1
+    data = length 264, hash EBD27D11
+  sample 54:
+    time = 1544000
+    flags = 1
+    data = length 256, hash EF202703
+  sample 55:
+    time = 1576000
+    flags = 1
+    data = length 253, hash AA18AEC
+  sample 56:
+    time = 1608000
+    flags = 1
+    data = length 258, hash C99D73A
+  sample 57:
+    time = 1640000
+    flags = 1
+    data = length 243, hash 3766FAC8
+  sample 58:
+    time = 1672000
+    flags = 1
+    data = length 254, hash A126BA62
+  sample 59:
+    time = 1704000
+    flags = 1
+    data = length 194, hash E7B1777E
+  sample 60:
+    time = 1728000
+    flags = 1
+    data = length 192, hash 9406055C
+  sample 61:
+    time = 1744000
+    flags = 1
+    data = length 254, hash A0BCB7AF
+  sample 62:
+    time = 1768000
+    flags = 1
+    data = length 249, hash 2B81D755
+  sample 63:
+    time = 1800000
+    flags = 1
+    data = length 254, hash 8A84DD11
+  sample 64:
+    time = 1832000
+    flags = 1
+    data = length 247, hash 32E47F57
+  sample 65:
+    time = 1864000
+    flags = 1
+    data = length 185, hash DC974CDC
+  sample 66:
+    time = 1888000
+    flags = 1
+    data = length 191, hash 9EF9935E
+  sample 67:
+    time = 1904000
+    flags = 1
+    data = length 251, hash 8AE73C65
+  sample 68:
+    time = 1928000
+    flags = 1
+    data = length 251, hash 2A351E03
+  sample 69:
+    time = 1960000
+    flags = 1
+    data = length 254, hash C49F780
+  sample 70:
+    time = 1992000
+    flags = 1
+    data = length 240, hash 233BD522
+  sample 71:
+    time = 2024000
+    flags = 1
+    data = length 259, hash 1956DA78
+  sample 72:
+    time = 2056000
+    flags = 1
+    data = length 248, hash 1EE08648
+  sample 73:
+    time = 2088000
+    flags = 1
+    data = length 245, hash C5DAE098
+  sample 74:
+    time = 2120000
+    flags = 1
+    data = length 243, hash B5DFF3D8
+  sample 75:
+    time = 2152000
+    flags = 1
+    data = length 263, hash 43CF66BF
+  sample 76:
+    time = 2184000
+    flags = 1
+    data = length 257, hash 4B30E500
+  sample 77:
+    time = 2216000
+    flags = 1
+    data = length 262, hash 2C3C043C
+  sample 78:
+    time = 2248000
+    flags = 1
+    data = length 246, hash A53A0B2F
+  sample 79:
+    time = 2280000
+    flags = 1
+    data = length 252, hash 5403984B
+  sample 80:
+    time = 2312000
+    flags = 1
+    data = length 243, hash CD41ED4B
+  sample 81:
+    time = 2344000
+    flags = 1
+    data = length 247, hash 37948AD6
+  sample 82:
+    time = 2376000
+    flags = 1
+    data = length 255, hash E597B359
+  sample 83:
+    time = 2408000
+    flags = 1
+    data = length 250, hash EEF813EE
+  sample 84:
+    time = 2440000
+    flags = 1
+    data = length 255, hash D3E452D6
+  sample 85:
+    time = 2472000
+    flags = 1
+    data = length 250, hash 5CC2B1A4
+  sample 86:
+    time = 2504000
+    flags = 1
+    data = length 252, hash 5545BFBD
+  sample 87:
+    time = 2536000
+    flags = 1
+    data = length 265, hash 665BF09
+  sample 88:
+    time = 2568000
+    flags = 1
+    data = length 264, hash A8031354
+  sample 89:
+    time = 2600000
+    flags = 1
+    data = length 262, hash A001ECA0
+  sample 90:
+    time = 2632000
+    flags = 1
+    data = length 257, hash 6487AE2C
+  sample 91:
+    time = 2664000
+    flags = 1
+    data = length 245, hash 29A59674
+  sample 92:
+    time = 2696000
+    flags = 1
+    data = length 250, hash 3A9F0E85
+  sample 93:
+    time = 2728000
+    flags = 1
+    data = length 252, hash 78D6CCAB
+  sample 94:
+    time = 2760000
+    flags = 1
+    data = length 250, hash 4CABC5FC
+  sample 95:
+    time = 2792000
+    flags = 1
+    data = length 249, hash A10818C8
+  sample 96:
+    time = 2824000
+    flags = 1
+    data = length 255, hash EEAAE5F6
+  sample 97:
+    time = 2856000
+    flags = 1
+    data = length 256, hash BFD7F019
+  sample 98:
+    time = 2888000
+    flags = 1
+    data = length 249, hash 9ED88233
+  sample 99:
+    time = 2920000
+    flags = 1
+    data = length 252, hash 2C32868A
+  sample 100:
+    time = 2952000
+    flags = 1
+    data = length 134, hash AA53E314
+  sample 101:
+    time = 2976000
+    flags = 1
+    data = length 180, hash 6321FAFE
+  sample 102:
+    time = 2992000
+    flags = 536870913
+    data = length 179, hash 8563EF28
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_6ch_8kHz_opus.ogg/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_6ch_8kHz_opus.ogg/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..cd9b0f5b94
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_6ch_8kHz_opus.ogg/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,628 @@
+seekMap:
+  isSeekable = true
+  duration = 3000000
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=1, position=400052]]
+  getPosition(1500000) = [[timeUs=1500000, position=449844]]
+  getPosition(3000000) = [[timeUs=3000000, 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=3000000000, modification time=4000000000, 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 = 20000
+    flags = 1
+    data = length 608, hash F65C6881
+  sample 2:
+    time = 40000
+    flags = 1
+    data = length 650, hash 914AF7E1
+  sample 3:
+    time = 60000
+    flags = 1
+    data = length 603, hash B3EC7A47
+  sample 4:
+    time = 80000
+    flags = 1
+    data = length 650, hash 162CA2A3
+  sample 5:
+    time = 100000
+    flags = 1
+    data = length 678, hash 192785A9
+  sample 6:
+    time = 120000
+    flags = 1
+    data = length 685, hash 96C2F2BB
+  sample 7:
+    time = 140000
+    flags = 1
+    data = length 665, hash 5922AAEB
+  sample 8:
+    time = 160000
+    flags = 1
+    data = length 646, hash 8619B832
+  sample 9:
+    time = 180000
+    flags = 1
+    data = length 644, hash AFAFE536
+  sample 10:
+    time = 200000
+    flags = 1
+    data = length 629, hash 9E73B0B7
+  sample 11:
+    time = 220000
+    flags = 1
+    data = length 610, hash 669587E0
+  sample 12:
+    time = 240000
+    flags = 1
+    data = length 663, hash D7642DB7
+  sample 13:
+    time = 260000
+    flags = 1
+    data = length 648, hash 6D0CD0D2
+  sample 14:
+    time = 280000
+    flags = 1
+    data = length 642, hash 412DC4E2
+  sample 15:
+    time = 300000
+    flags = 1
+    data = length 607, hash F9582E56
+  sample 16:
+    time = 320000
+    flags = 1
+    data = length 645, hash 657B023B
+  sample 17:
+    time = 340000
+    flags = 1
+    data = length 672, hash AA362E4A
+  sample 18:
+    time = 360000
+    flags = 1
+    data = length 629, hash 9E527BB
+  sample 19:
+    time = 380000
+    flags = 1
+    data = length 646, hash F3B96232
+  sample 20:
+    time = 400000
+    flags = 1
+    data = length 611, hash 9B3061C
+  sample 21:
+    time = 420000
+    flags = 1
+    data = length 664, hash 50774FBE
+  sample 22:
+    time = 440000
+    flags = 1
+    data = length 650, hash 52AA7B95
+  sample 23:
+    time = 460000
+    flags = 1
+    data = length 636, hash F5CB417D
+  sample 24:
+    time = 480000
+    flags = 1
+    data = length 665, hash 34C938BB
+  sample 25:
+    time = 500000
+    flags = 1
+    data = length 626, hash 5CD7E3F8
+  sample 26:
+    time = 520000
+    flags = 1
+    data = length 651, hash AF7BDD5F
+  sample 27:
+    time = 540000
+    flags = 1
+    data = length 635, hash FF8E92FE
+  sample 28:
+    time = 560000
+    flags = 1
+    data = length 655, hash CC0821A7
+  sample 29:
+    time = 580000
+    flags = 1
+    data = length 636, hash 1BDC263F
+  sample 30:
+    time = 600000
+    flags = 1
+    data = length 641, hash 5ECE0258
+  sample 31:
+    time = 620000
+    flags = 1
+    data = length 632, hash FA762551
+  sample 32:
+    time = 640000
+    flags = 1
+    data = length 656, hash 97F5501A
+  sample 33:
+    time = 660000
+    flags = 1
+    data = length 657, hash 462517A5
+  sample 34:
+    time = 680000
+    flags = 1
+    data = length 651, hash 8863CCAD
+  sample 35:
+    time = 700000
+    flags = 1
+    data = length 648, hash B0330C37
+  sample 36:
+    time = 720000
+    flags = 1
+    data = length 674, hash 60E12F33
+  sample 37:
+    time = 740000
+    flags = 1
+    data = length 674, hash DEFEB445
+  sample 38:
+    time = 760000
+    flags = 1
+    data = length 583, hash C8326130
+  sample 39:
+    time = 780000
+    flags = 1
+    data = length 677, hash 5FADD0
+  sample 40:
+    time = 800000
+    flags = 1
+    data = length 637, hash CB97E2B8
+  sample 41:
+    time = 820000
+    flags = 1
+    data = length 637, hash 7D230BE4
+  sample 42:
+    time = 840000
+    flags = 1
+    data = length 651, hash 230EE90B
+  sample 43:
+    time = 860000
+    flags = 1
+    data = length 637, hash F0CCCAE
+  sample 44:
+    time = 880000
+    flags = 1
+    data = length 634, hash D0F5AEEB
+  sample 45:
+    time = 900000
+    flags = 1
+    data = length 620, hash 680A7962
+  sample 46:
+    time = 920000
+    flags = 1
+    data = length 701, hash 18050131
+  sample 47:
+    time = 940000
+    flags = 1
+    data = length 700, hash B948FC3B
+  sample 48:
+    time = 960000
+    flags = 1
+    data = length 732, hash 5F8C11AD
+  sample 49:
+    time = 980000
+    flags = 1
+    data = length 632, hash 66D306D1
+  sample 50:
+    time = 1000000
+    flags = 1
+    data = length 666, hash C7130EE0
+  sample 51:
+    time = 1020000
+    flags = 1
+    data = length 706, hash A3199353
+  sample 52:
+    time = 1040000
+    flags = 1
+    data = length 717, hash E98C450C
+  sample 53:
+    time = 1060000
+    flags = 1
+    data = length 699, hash E55D6BF1
+  sample 54:
+    time = 1080000
+    flags = 1
+    data = length 654, hash 6788EEF5
+  sample 55:
+    time = 1100000
+    flags = 1
+    data = length 668, hash 104C1F00
+  sample 56:
+    time = 1120000
+    flags = 1
+    data = length 632, hash 57EEBA22
+  sample 57:
+    time = 1140000
+    flags = 1
+    data = length 633, hash 8ECAA570
+  sample 58:
+    time = 1160000
+    flags = 1
+    data = length 631, hash 2583F94B
+  sample 59:
+    time = 1180000
+    flags = 1
+    data = length 657, hash 47C82A61
+  sample 60:
+    time = 1200000
+    flags = 1
+    data = length 734, hash CB4105D8
+  sample 61:
+    time = 1220000
+    flags = 1
+    data = length 626, hash FFFFF6A0
+  sample 62:
+    time = 1240000
+    flags = 1
+    data = length 647, hash 12B4EE0
+  sample 63:
+    time = 1260000
+    flags = 1
+    data = length 625, hash 33781766
+  sample 64:
+    time = 1280000
+    flags = 1
+    data = length 642, hash 4EFBA7BD
+  sample 65:
+    time = 1300000
+    flags = 1
+    data = length 802, hash 1E1ECCCC
+  sample 66:
+    time = 1320000
+    flags = 1
+    data = length 831, hash 3B6EB119
+  sample 67:
+    time = 1340000
+    flags = 1
+    data = length 803, hash 1A6D1B26
+  sample 68:
+    time = 1360000
+    flags = 1
+    data = length 724, hash 373CBA2
+  sample 69:
+    time = 1380000
+    flags = 1
+    data = length 697, hash B88E6225
+  sample 70:
+    time = 1400000
+    flags = 1
+    data = length 684, hash 582095ED
+  sample 71:
+    time = 1420000
+    flags = 1
+    data = length 642, hash E3396634
+  sample 72:
+    time = 1440000
+    flags = 1
+    data = length 660, hash 6B7A6B93
+  sample 73:
+    time = 1460000
+    flags = 1
+    data = length 658, hash BD7B7172
+  sample 74:
+    time = 1480000
+    flags = 1
+    data = length 682, hash 1B77F311
+  sample 75:
+    time = 1500000
+    flags = 1
+    data = length 635, hash 4993E2E8
+  sample 76:
+    time = 1520000
+    flags = 1
+    data = length 670, hash 1F1F426A
+  sample 77:
+    time = 1540000
+    flags = 1
+    data = length 633, hash 1A6AE4
+  sample 78:
+    time = 1560000
+    flags = 1
+    data = length 653, hash 55540278
+  sample 79:
+    time = 1580000
+    flags = 1
+    data = length 618, hash A50A27BC
+  sample 80:
+    time = 1600000
+    flags = 1
+    data = length 657, hash C61CC3D5
+  sample 81:
+    time = 1620000
+    flags = 1
+    data = length 608, hash 2691ABBB
+  sample 82:
+    time = 1640000
+    flags = 1
+    data = length 673, hash 6CFC36BC
+  sample 83:
+    time = 1660000
+    flags = 1
+    data = length 646, hash C12DD9A3
+  sample 84:
+    time = 1680000
+    flags = 1
+    data = length 665, hash FF2B77B0
+  sample 85:
+    time = 1700000
+    flags = 1
+    data = length 644, hash 2BBF36A5
+  sample 86:
+    time = 1720000
+    flags = 1
+    data = length 750, hash 4510EA7E
+  sample 87:
+    time = 1740000
+    flags = 1
+    data = length 763, hash 22955796
+  sample 88:
+    time = 1760000
+    flags = 1
+    data = length 638, hash 8AC8492E
+  sample 89:
+    time = 1780000
+    flags = 1
+    data = length 659, hash 6CCFCDC4
+  sample 90:
+    time = 1800000
+    flags = 1
+    data = length 653, hash ED5CB356
+  sample 91:
+    time = 1820000
+    flags = 1
+    data = length 625, hash A49FB079
+  sample 92:
+    time = 1840000
+    flags = 1
+    data = length 681, hash 29FCE7E6
+  sample 93:
+    time = 1860000
+    flags = 1
+    data = length 719, hash B6E2BE04
+  sample 94:
+    time = 1880000
+    flags = 1
+    data = length 659, hash 455A8590
+  sample 95:
+    time = 1900000
+    flags = 1
+    data = length 711, hash D970780F
+  sample 96:
+    time = 1920000
+    flags = 1
+    data = length 649, hash 7B05E203
+  sample 97:
+    time = 1940000
+    flags = 1
+    data = length 621, hash A06A54BD
+  sample 98:
+    time = 1960000
+    flags = 1
+    data = length 740, hash F5B727FA
+  sample 99:
+    time = 1980000
+    flags = 1
+    data = length 829, hash 24C8AD34
+  sample 100:
+    time = 2000000
+    flags = 1
+    data = length 646, hash E8292CD3
+  sample 101:
+    time = 2020000
+    flags = 1
+    data = length 628, hash D2CF6E04
+  sample 102:
+    time = 2040000
+    flags = 1
+    data = length 621, hash B1DEB04E
+  sample 103:
+    time = 2060000
+    flags = 1
+    data = length 783, hash 35A1171
+  sample 104:
+    time = 2080000
+    flags = 1
+    data = length 661, hash 7BFCA7CB
+  sample 105:
+    time = 2100000
+    flags = 1
+    data = length 616, hash 27080B66
+  sample 106:
+    time = 2120000
+    flags = 1
+    data = length 700, hash E3450B94
+  sample 107:
+    time = 2140000
+    flags = 1
+    data = length 631, hash 4223054B
+  sample 108:
+    time = 2160000
+    flags = 1
+    data = length 650, hash DB573283
+  sample 109:
+    time = 2180000
+    flags = 1
+    data = length 649, hash 619E7468
+  sample 110:
+    time = 2200000
+    flags = 1
+    data = length 628, hash 9BD367C7
+  sample 111:
+    time = 2220000
+    flags = 1
+    data = length 693, hash 85E9290
+  sample 112:
+    time = 2240000
+    flags = 1
+    data = length 645, hash CAC17B47
+  sample 113:
+    time = 2260000
+    flags = 1
+    data = length 639, hash 88A52980
+  sample 114:
+    time = 2280000
+    flags = 1
+    data = length 657, hash DAF95EA7
+  sample 115:
+    time = 2300000
+    flags = 1
+    data = length 635, hash 2F950D30
+  sample 116:
+    time = 2320000
+    flags = 1
+    data = length 649, hash 48E900E
+  sample 117:
+    time = 2340000
+    flags = 1
+    data = length 657, hash 4505A6CE
+  sample 118:
+    time = 2360000
+    flags = 1
+    data = length 682, hash DC4C8CD8
+  sample 119:
+    time = 2380000
+    flags = 1
+    data = length 711, hash 21B58FD3
+  sample 120:
+    time = 2400000
+    flags = 1
+    data = length 692, hash 4CDFB1C7
+  sample 121:
+    time = 2420000
+    flags = 1
+    data = length 693, hash B531D8C8
+  sample 122:
+    time = 2440000
+    flags = 1
+    data = length 650, hash AF15E260
+  sample 123:
+    time = 2460000
+    flags = 1
+    data = length 643, hash EDF00663
+  sample 124:
+    time = 2480000
+    flags = 1
+    data = length 623, hash 1B0243A
+  sample 125:
+    time = 2500000
+    flags = 1
+    data = length 639, hash 21B0BA43
+  sample 126:
+    time = 2520000
+    flags = 1
+    data = length 694, hash 46FA242C
+  sample 127:
+    time = 2540000
+    flags = 1
+    data = length 637, hash 1CEAEA46
+  sample 128:
+    time = 2560000
+    flags = 1
+    data = length 672, hash A8FE01B1
+  sample 129:
+    time = 2580000
+    flags = 1
+    data = length 655, hash F4ACFC61
+  sample 130:
+    time = 2600000
+    flags = 1
+    data = length 674, hash 3B3D15B6
+  sample 131:
+    time = 2620000
+    flags = 1
+    data = length 695, hash DF376589
+  sample 132:
+    time = 2640000
+    flags = 1
+    data = length 688, hash A2425D57
+  sample 133:
+    time = 2660000
+    flags = 1
+    data = length 690, hash BBD3DA9B
+  sample 134:
+    time = 2680000
+    flags = 1
+    data = length 732, hash F7B00D40
+  sample 135:
+    time = 2700000
+    flags = 1
+    data = length 684, hash 9158FEAB
+  sample 136:
+    time = 2720000
+    flags = 1
+    data = length 674, hash 40C7501A
+  sample 137:
+    time = 2740000
+    flags = 1
+    data = length 680, hash BB132A40
+  sample 138:
+    time = 2760000
+    flags = 1
+    data = length 648, hash 1114376E
+  sample 139:
+    time = 2780000
+    flags = 1
+    data = length 661, hash DE71BACA
+  sample 140:
+    time = 2800000
+    flags = 1
+    data = length 642, hash A2316E7
+  sample 141:
+    time = 2820000
+    flags = 1
+    data = length 662, hash C7117D4
+  sample 142:
+    time = 2840000
+    flags = 1
+    data = length 638, hash 2CF77EF4
+  sample 143:
+    time = 2860000
+    flags = 1
+    data = length 655, hash E5A75C8B
+  sample 144:
+    time = 2880000
+    flags = 1
+    data = length 635, hash C9E2B5B1
+  sample 145:
+    time = 2900000
+    flags = 1
+    data = length 655, hash 6F99C63E
+  sample 146:
+    time = 2920000
+    flags = 1
+    data = length 638, hash 64436E98
+  sample 147:
+    time = 2940000
+    flags = 1
+    data = length 671, hash 5DFDE09A
+  sample 148:
+    time = 2960000
+    flags = 1
+    data = length 661, hash 5203D894
+  sample 149:
+    time = 2980000
+    flags = 1
+    data = length 664, hash CF30C6D7
+  sample 150:
+    time = 3000000
+    flags = 536870913
+    data = length 1155, hash F5AFA236
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_mono_16kHz_23.05kbps_amrwb.3gp/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_mono_16kHz_23.05kbps_amrwb.3gp/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..99696a4b44
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_mono_16kHz_23.05kbps_amrwb.3gp/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,620 @@
+seekMap:
+  isSeekable = true
+  duration = 2980000
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=1, position=400052]]
+  getPosition(1490000) = [[timeUs=1490000, position=404418]]
+  getPosition(2980000) = [[timeUs=2980000, position=408843]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 8850
+  sample count = 150
+  format 0:
+    id = 1
+    sampleMimeType = audio/amr-wb
+    maxInputSize = 89
+    channelCount = 2
+    sampleRate = 16000
+    language = und
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 59, hash 7CD1831D
+  sample 1:
+    time = 20000
+    flags = 1
+    data = length 59, hash D3770C4A
+  sample 2:
+    time = 40000
+    flags = 1
+    data = length 59, hash 9FE1F1DC
+  sample 3:
+    time = 60000
+    flags = 1
+    data = length 59, hash E01D2E94
+  sample 4:
+    time = 80000
+    flags = 1
+    data = length 59, hash 9F0F1148
+  sample 5:
+    time = 100000
+    flags = 1
+    data = length 59, hash 84844FC5
+  sample 6:
+    time = 120000
+    flags = 1
+    data = length 59, hash E1BA9151
+  sample 7:
+    time = 140000
+    flags = 1
+    data = length 59, hash 809C53C7
+  sample 8:
+    time = 160000
+    flags = 1
+    data = length 59, hash CF7C326C
+  sample 9:
+    time = 180000
+    flags = 1
+    data = length 59, hash 9493FCC5
+  sample 10:
+    time = 200000
+    flags = 1
+    data = length 59, hash 7E1C0B55
+  sample 11:
+    time = 220000
+    flags = 1
+    data = length 59, hash 590CE70F
+  sample 12:
+    time = 240000
+    flags = 1
+    data = length 59, hash AE96EA
+  sample 13:
+    time = 260000
+    flags = 1
+    data = length 59, hash 101B6F1F
+  sample 14:
+    time = 280000
+    flags = 1
+    data = length 59, hash A7B53E8
+  sample 15:
+    time = 300000
+    flags = 1
+    data = length 59, hash ADFF0186
+  sample 16:
+    time = 320000
+    flags = 1
+    data = length 59, hash 62429AE2
+  sample 17:
+    time = 340000
+    flags = 1
+    data = length 59, hash C0DE98C4
+  sample 18:
+    time = 360000
+    flags = 1
+    data = length 59, hash 38248344
+  sample 19:
+    time = 380000
+    flags = 1
+    data = length 59, hash 6FA9C78D
+  sample 20:
+    time = 400000
+    flags = 1
+    data = length 59, hash 70E62506
+  sample 21:
+    time = 420000
+    flags = 1
+    data = length 59, hash C5852B4D
+  sample 22:
+    time = 440000
+    flags = 1
+    data = length 59, hash 3963835
+  sample 23:
+    time = 460000
+    flags = 1
+    data = length 59, hash 12332285
+  sample 24:
+    time = 480000
+    flags = 1
+    data = length 59, hash 6992A084
+  sample 25:
+    time = 500000
+    flags = 1
+    data = length 59, hash 5F571FDF
+  sample 26:
+    time = 520000
+    flags = 1
+    data = length 59, hash 3897B324
+  sample 27:
+    time = 540000
+    flags = 1
+    data = length 59, hash E55F2655
+  sample 28:
+    time = 560000
+    flags = 1
+    data = length 59, hash 2EEF8B7B
+  sample 29:
+    time = 580000
+    flags = 1
+    data = length 59, hash 5C36A7D6
+  sample 30:
+    time = 600000
+    flags = 1
+    data = length 59, hash EA18CD8F
+  sample 31:
+    time = 620000
+    flags = 1
+    data = length 59, hash 2C2702ED
+  sample 32:
+    time = 640000
+    flags = 1
+    data = length 59, hash 31438CAF
+  sample 33:
+    time = 660000
+    flags = 1
+    data = length 59, hash 5F8FD154
+  sample 34:
+    time = 680000
+    flags = 1
+    data = length 59, hash 9D352097
+  sample 35:
+    time = 700000
+    flags = 1
+    data = length 59, hash D7EA644
+  sample 36:
+    time = 720000
+    flags = 1
+    data = length 59, hash 8905564B
+  sample 37:
+    time = 740000
+    flags = 1
+    data = length 59, hash 8FCB240C
+  sample 38:
+    time = 760000
+    flags = 1
+    data = length 59, hash B74A9E26
+  sample 39:
+    time = 780000
+    flags = 1
+    data = length 59, hash EA79D25B
+  sample 40:
+    time = 800000
+    flags = 1
+    data = length 59, hash 798EC537
+  sample 41:
+    time = 820000
+    flags = 1
+    data = length 59, hash F4D614DE
+  sample 42:
+    time = 840000
+    flags = 1
+    data = length 59, hash 9F3F5B91
+  sample 43:
+    time = 860000
+    flags = 1
+    data = length 59, hash B04F058
+  sample 44:
+    time = 880000
+    flags = 1
+    data = length 59, hash 8758EDC0
+  sample 45:
+    time = 900000
+    flags = 1
+    data = length 59, hash DFBCAE27
+  sample 46:
+    time = 920000
+    flags = 1
+    data = length 59, hash BF6AF6FD
+  sample 47:
+    time = 940000
+    flags = 1
+    data = length 59, hash 319B3149
+  sample 48:
+    time = 960000
+    flags = 1
+    data = length 59, hash 8CA30C36
+  sample 49:
+    time = 980000
+    flags = 1
+    data = length 59, hash 74CD82DA
+  sample 50:
+    time = 1000000
+    flags = 1
+    data = length 59, hash 8123D422
+  sample 51:
+    time = 1020000
+    flags = 1
+    data = length 59, hash 697DFCCA
+  sample 52:
+    time = 1040000
+    flags = 1
+    data = length 59, hash 40EC178E
+  sample 53:
+    time = 1060000
+    flags = 1
+    data = length 59, hash C8418BE1
+  sample 54:
+    time = 1080000
+    flags = 1
+    data = length 59, hash 7AC2CF25
+  sample 55:
+    time = 1100000
+    flags = 1
+    data = length 59, hash BCCEFF19
+  sample 56:
+    time = 1120000
+    flags = 1
+    data = length 59, hash 975A96
+  sample 57:
+    time = 1140000
+    flags = 1
+    data = length 59, hash 8F187C30
+  sample 58:
+    time = 1160000
+    flags = 1
+    data = length 59, hash D7797178
+  sample 59:
+    time = 1180000
+    flags = 1
+    data = length 59, hash CE6E8CA6
+  sample 60:
+    time = 1200000
+    flags = 1
+    data = length 59, hash 5A50B1A8
+  sample 61:
+    time = 1220000
+    flags = 1
+    data = length 59, hash ADDECF9A
+  sample 62:
+    time = 1240000
+    flags = 1
+    data = length 59, hash C5F376FF
+  sample 63:
+    time = 1260000
+    flags = 1
+    data = length 59, hash 1A83DF9A
+  sample 64:
+    time = 1280000
+    flags = 1
+    data = length 59, hash AC44CC85
+  sample 65:
+    time = 1300000
+    flags = 1
+    data = length 59, hash FE8D7E6D
+  sample 66:
+    time = 1320000
+    flags = 1
+    data = length 59, hash 50269ED4
+  sample 67:
+    time = 1340000
+    flags = 1
+    data = length 59, hash 1CC6FC25
+  sample 68:
+    time = 1360000
+    flags = 1
+    data = length 59, hash 6A4092A7
+  sample 69:
+    time = 1380000
+    flags = 1
+    data = length 59, hash 68C46314
+  sample 70:
+    time = 1400000
+    flags = 1
+    data = length 59, hash 5964275A
+  sample 71:
+    time = 1420000
+    flags = 1
+    data = length 59, hash 3130A785
+  sample 72:
+    time = 1440000
+    flags = 1
+    data = length 59, hash 83F2D996
+  sample 73:
+    time = 1460000
+    flags = 1
+    data = length 59, hash 515A062A
+  sample 74:
+    time = 1480000
+    flags = 1
+    data = length 59, hash 1D64DD8B
+  sample 75:
+    time = 1500000
+    flags = 1
+    data = length 59, hash 63587E3
+  sample 76:
+    time = 1520000
+    flags = 1
+    data = length 59, hash 68DCB927
+  sample 77:
+    time = 1540000
+    flags = 1
+    data = length 59, hash CDBA3C67
+  sample 78:
+    time = 1560000
+    flags = 1
+    data = length 59, hash 12A67F90
+  sample 79:
+    time = 1580000
+    flags = 1
+    data = length 59, hash 61159E34
+  sample 80:
+    time = 1600000
+    flags = 1
+    data = length 59, hash 45A73FB9
+  sample 81:
+    time = 1620000
+    flags = 1
+    data = length 59, hash 5A841075
+  sample 82:
+    time = 1640000
+    flags = 1
+    data = length 59, hash EBCDC2CA
+  sample 83:
+    time = 1660000
+    flags = 1
+    data = length 59, hash F751E192
+  sample 84:
+    time = 1680000
+    flags = 1
+    data = length 59, hash 5F8907C6
+  sample 85:
+    time = 1700000
+    flags = 1
+    data = length 59, hash FC73C275
+  sample 86:
+    time = 1720000
+    flags = 1
+    data = length 59, hash 2D4154EB
+  sample 87:
+    time = 1740000
+    flags = 1
+    data = length 59, hash ECA668E1
+  sample 88:
+    time = 1760000
+    flags = 1
+    data = length 59, hash 8C27620A
+  sample 89:
+    time = 1780000
+    flags = 1
+    data = length 59, hash 8D8BC449
+  sample 90:
+    time = 1800000
+    flags = 1
+    data = length 59, hash 332FDB24
+  sample 91:
+    time = 1820000
+    flags = 1
+    data = length 59, hash 33C2F5AF
+  sample 92:
+    time = 1840000
+    flags = 1
+    data = length 59, hash E08089D5
+  sample 93:
+    time = 1860000
+    flags = 1
+    data = length 59, hash A0A51B67
+  sample 94:
+    time = 1880000
+    flags = 1
+    data = length 59, hash 14B84283
+  sample 95:
+    time = 1900000
+    flags = 1
+    data = length 59, hash BB7F61C6
+  sample 96:
+    time = 1920000
+    flags = 1
+    data = length 59, hash C870B629
+  sample 97:
+    time = 1940000
+    flags = 1
+    data = length 59, hash DA557DDA
+  sample 98:
+    time = 1960000
+    flags = 1
+    data = length 59, hash 4E7D8042
+  sample 99:
+    time = 1980000
+    flags = 1
+    data = length 59, hash 91060D4A
+  sample 100:
+    time = 2000000
+    flags = 1
+    data = length 59, hash 676F457A
+  sample 101:
+    time = 2020000
+    flags = 1
+    data = length 59, hash 8BE7A3E2
+  sample 102:
+    time = 2040000
+    flags = 1
+    data = length 59, hash 8B5F28E4
+  sample 103:
+    time = 2060000
+    flags = 1
+    data = length 59, hash 88288529
+  sample 104:
+    time = 2080000
+    flags = 1
+    data = length 59, hash 52EF420D
+  sample 105:
+    time = 2100000
+    flags = 1
+    data = length 59, hash DA4DA53B
+  sample 106:
+    time = 2120000
+    flags = 1
+    data = length 59, hash CC3284E
+  sample 107:
+    time = 2140000
+    flags = 1
+    data = length 59, hash 371BB544
+  sample 108:
+    time = 2160000
+    flags = 1
+    data = length 59, hash E40EE9CA
+  sample 109:
+    time = 2180000
+    flags = 1
+    data = length 59, hash C070679F
+  sample 110:
+    time = 2200000
+    flags = 1
+    data = length 59, hash F62B5F23
+  sample 111:
+    time = 2220000
+    flags = 1
+    data = length 59, hash 1C265EC6
+  sample 112:
+    time = 2240000
+    flags = 1
+    data = length 59, hash AF49562
+  sample 113:
+    time = 2260000
+    flags = 1
+    data = length 59, hash F3E1441B
+  sample 114:
+    time = 2280000
+    flags = 1
+    data = length 59, hash 808BA758
+  sample 115:
+    time = 2300000
+    flags = 1
+    data = length 59, hash 17931F4C
+  sample 116:
+    time = 2320000
+    flags = 1
+    data = length 59, hash 59EBFB2C
+  sample 117:
+    time = 2340000
+    flags = 1
+    data = length 59, hash 48CBD767
+  sample 118:
+    time = 2360000
+    flags = 1
+    data = length 59, hash 37F0E68C
+  sample 119:
+    time = 2380000
+    flags = 1
+    data = length 59, hash 78D9C594
+  sample 120:
+    time = 2400000
+    flags = 1
+    data = length 59, hash BC29DE1A
+  sample 121:
+    time = 2420000
+    flags = 1
+    data = length 59, hash 30D57FD8
+  sample 122:
+    time = 2440000
+    flags = 1
+    data = length 59, hash 11EBFCA7
+  sample 123:
+    time = 2460000
+    flags = 1
+    data = length 59, hash 4A073D0
+  sample 124:
+    time = 2480000
+    flags = 1
+    data = length 59, hash AAE23356
+  sample 125:
+    time = 2500000
+    flags = 1
+    data = length 59, hash 8CD60F62
+  sample 126:
+    time = 2520000
+    flags = 1
+    data = length 59, hash 413DF0E5
+  sample 127:
+    time = 2540000
+    flags = 1
+    data = length 59, hash E0A6E95
+  sample 128:
+    time = 2560000
+    flags = 1
+    data = length 59, hash 3E41A79F
+  sample 129:
+    time = 2580000
+    flags = 1
+    data = length 59, hash 74E52392
+  sample 130:
+    time = 2600000
+    flags = 1
+    data = length 59, hash 4730E2F8
+  sample 131:
+    time = 2620000
+    flags = 1
+    data = length 59, hash F76800F3
+  sample 132:
+    time = 2640000
+    flags = 1
+    data = length 59, hash 6EAFD6A7
+  sample 133:
+    time = 2660000
+    flags = 1
+    data = length 59, hash F22E2D70
+  sample 134:
+    time = 2680000
+    flags = 1
+    data = length 59, hash 70229933
+  sample 135:
+    time = 2700000
+    flags = 1
+    data = length 59, hash 6FF33D1C
+  sample 136:
+    time = 2720000
+    flags = 1
+    data = length 59, hash 83EC00FE
+  sample 137:
+    time = 2740000
+    flags = 1
+    data = length 59, hash 292A2AFD
+  sample 138:
+    time = 2760000
+    flags = 1
+    data = length 59, hash A4ECB34E
+  sample 139:
+    time = 2780000
+    flags = 1
+    data = length 59, hash 7B1A9983
+  sample 140:
+    time = 2800000
+    flags = 1
+    data = length 59, hash 486E9059
+  sample 141:
+    time = 2820000
+    flags = 1
+    data = length 59, hash 2255918
+  sample 142:
+    time = 2840000
+    flags = 1
+    data = length 59, hash 33DC9432
+  sample 143:
+    time = 2860000
+    flags = 1
+    data = length 59, hash 41D0A458
+  sample 144:
+    time = 2880000
+    flags = 1
+    data = length 59, hash DBA9CED6
+  sample 145:
+    time = 2900000
+    flags = 1
+    data = length 59, hash FA055524
+  sample 146:
+    time = 2920000
+    flags = 1
+    data = length 59, hash A4146B9E
+  sample 147:
+    time = 2940000
+    flags = 1
+    data = length 59, hash 2DC246A0
+  sample 148:
+    time = 2960000
+    flags = 1
+    data = length 59, hash 4A8B5F2A
+  sample 149:
+    time = 2980000
+    flags = 536870913
+    data = length 59, hash D3223AAC
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_mono_8kHz_12.2kbps_amrnb.3gp/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_mono_8kHz_12.2kbps_amrnb.3gp/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..4f8e086cbc
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/bbb_mono_8kHz_12.2kbps_amrnb.3gp/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,624 @@
+seekMap:
+  isSeekable = true
+  duration = 3000000
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=1, position=400052]]
+  getPosition(1500000) = [[timeUs=1500000, position=402452]]
+  getPosition(3000000) = [[timeUs=3000000, position=404852]]
+numberOfTracks = 1
+track 0:
+  total output bytes = 4832
+  sample count = 151
+  format 0:
+    id = 1
+    sampleMimeType = audio/3gpp
+    maxInputSize = 62
+    channelCount = 2
+    sampleRate = 8000
+    language = und
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 32, hash 53582FC7
+  sample 1:
+    time = 20000
+    flags = 1
+    data = length 32, hash 5685F9D6
+  sample 2:
+    time = 40000
+    flags = 1
+    data = length 32, hash 979442D3
+  sample 3:
+    time = 60000
+    flags = 1
+    data = length 32, hash D6C2D2B3
+  sample 4:
+    time = 80000
+    flags = 1
+    data = length 32, hash 4D7A467C
+  sample 5:
+    time = 100000
+    flags = 1
+    data = length 32, hash D24FBF21
+  sample 6:
+    time = 120000
+    flags = 1
+    data = length 32, hash 39A010D0
+  sample 7:
+    time = 140000
+    flags = 1
+    data = length 32, hash 238FB065
+  sample 8:
+    time = 160000
+    flags = 1
+    data = length 32, hash 7F460D8F
+  sample 9:
+    time = 180000
+    flags = 1
+    data = length 32, hash 4144D57A
+  sample 10:
+    time = 200000
+    flags = 1
+    data = length 32, hash 17FAFC32
+  sample 11:
+    time = 220000
+    flags = 1
+    data = length 32, hash BBB92AF1
+  sample 12:
+    time = 240000
+    flags = 1
+    data = length 32, hash 8662DF11
+  sample 13:
+    time = 260000
+    flags = 1
+    data = length 32, hash ADE12517
+  sample 14:
+    time = 280000
+    flags = 1
+    data = length 32, hash 42A2F90
+  sample 15:
+    time = 300000
+    flags = 1
+    data = length 32, hash BA4736EE
+  sample 16:
+    time = 320000
+    flags = 1
+    data = length 32, hash DC3899EE
+  sample 17:
+    time = 340000
+    flags = 1
+    data = length 32, hash 9680E057
+  sample 18:
+    time = 360000
+    flags = 1
+    data = length 32, hash 9DD4439A
+  sample 19:
+    time = 380000
+    flags = 1
+    data = length 32, hash A187A2E8
+  sample 20:
+    time = 400000
+    flags = 1
+    data = length 32, hash 2181AFA7
+  sample 21:
+    time = 420000
+    flags = 1
+    data = length 32, hash 2C46A44
+  sample 22:
+    time = 440000
+    flags = 1
+    data = length 32, hash 45492E08
+  sample 23:
+    time = 460000
+    flags = 1
+    data = length 32, hash 7E8B40BC
+  sample 24:
+    time = 480000
+    flags = 1
+    data = length 32, hash 8A572FB6
+  sample 25:
+    time = 500000
+    flags = 1
+    data = length 32, hash 271382F7
+  sample 26:
+    time = 520000
+    flags = 1
+    data = length 32, hash 31B52A2C
+  sample 27:
+    time = 540000
+    flags = 1
+    data = length 32, hash 1C0C6ACD
+  sample 28:
+    time = 560000
+    flags = 1
+    data = length 32, hash 12AF988B
+  sample 29:
+    time = 580000
+    flags = 1
+    data = length 32, hash 1EC318A2
+  sample 30:
+    time = 600000
+    flags = 1
+    data = length 32, hash F0082E10
+  sample 31:
+    time = 620000
+    flags = 1
+    data = length 32, hash 6F21FBC4
+  sample 32:
+    time = 640000
+    flags = 1
+    data = length 32, hash A52D353D
+  sample 33:
+    time = 660000
+    flags = 1
+    data = length 32, hash C1B9C8E2
+  sample 34:
+    time = 680000
+    flags = 1
+    data = length 32, hash 3BC2F23F
+  sample 35:
+    time = 700000
+    flags = 1
+    data = length 32, hash 7ACFCF02
+  sample 36:
+    time = 720000
+    flags = 1
+    data = length 32, hash 296A9084
+  sample 37:
+    time = 740000
+    flags = 1
+    data = length 32, hash 87B5C8E2
+  sample 38:
+    time = 760000
+    flags = 1
+    data = length 32, hash C1C5851
+  sample 39:
+    time = 780000
+    flags = 1
+    data = length 32, hash AD17B487
+  sample 40:
+    time = 800000
+    flags = 1
+    data = length 32, hash E6806069
+  sample 41:
+    time = 820000
+    flags = 1
+    data = length 32, hash AB5007B5
+  sample 42:
+    time = 840000
+    flags = 1
+    data = length 32, hash 29DA3044
+  sample 43:
+    time = 860000
+    flags = 1
+    data = length 32, hash 680DE283
+  sample 44:
+    time = 880000
+    flags = 1
+    data = length 32, hash E5BB6CEF
+  sample 45:
+    time = 900000
+    flags = 1
+    data = length 32, hash 654EFBD4
+  sample 46:
+    time = 920000
+    flags = 1
+    data = length 32, hash 3BFBC4E5
+  sample 47:
+    time = 940000
+    flags = 1
+    data = length 32, hash 10F1217A
+  sample 48:
+    time = 960000
+    flags = 1
+    data = length 32, hash E37EF991
+  sample 49:
+    time = 980000
+    flags = 1
+    data = length 32, hash 42723B2D
+  sample 50:
+    time = 1000000
+    flags = 1
+    data = length 32, hash 2D52F18B
+  sample 51:
+    time = 1020000
+    flags = 1
+    data = length 32, hash 6F62245B
+  sample 52:
+    time = 1040000
+    flags = 1
+    data = length 32, hash BA89ADED
+  sample 53:
+    time = 1060000
+    flags = 1
+    data = length 32, hash FCF8C5E2
+  sample 54:
+    time = 1080000
+    flags = 1
+    data = length 32, hash F9AEEE3D
+  sample 55:
+    time = 1100000
+    flags = 1
+    data = length 32, hash 2E465113
+  sample 56:
+    time = 1120000
+    flags = 1
+    data = length 32, hash 59CF2666
+  sample 57:
+    time = 1140000
+    flags = 1
+    data = length 32, hash 3AB7A8D9
+  sample 58:
+    time = 1160000
+    flags = 1
+    data = length 32, hash EB9D3A8E
+  sample 59:
+    time = 1180000
+    flags = 1
+    data = length 32, hash 6539E15F
+  sample 60:
+    time = 1200000
+    flags = 1
+    data = length 32, hash 2CAB1170
+  sample 61:
+    time = 1220000
+    flags = 1
+    data = length 32, hash D0CA4456
+  sample 62:
+    time = 1240000
+    flags = 1
+    data = length 32, hash DB3DBEE6
+  sample 63:
+    time = 1260000
+    flags = 1
+    data = length 32, hash 6D094AC4
+  sample 64:
+    time = 1280000
+    flags = 1
+    data = length 32, hash 2D6471B
+  sample 65:
+    time = 1300000
+    flags = 1
+    data = length 32, hash 86D257FB
+  sample 66:
+    time = 1320000
+    flags = 1
+    data = length 32, hash D8733063
+  sample 67:
+    time = 1340000
+    flags = 1
+    data = length 32, hash C975C837
+  sample 68:
+    time = 1360000
+    flags = 1
+    data = length 32, hash 2D548A68
+  sample 69:
+    time = 1380000
+    flags = 1
+    data = length 32, hash 7A4907BA
+  sample 70:
+    time = 1400000
+    flags = 1
+    data = length 32, hash 6BDFDEB5
+  sample 71:
+    time = 1420000
+    flags = 1
+    data = length 32, hash 272D422E
+  sample 72:
+    time = 1440000
+    flags = 1
+    data = length 32, hash BBFDCD7B
+  sample 73:
+    time = 1460000
+    flags = 1
+    data = length 32, hash 81F7CBF2
+  sample 74:
+    time = 1480000
+    flags = 1
+    data = length 32, hash C18523A
+  sample 75:
+    time = 1500000
+    flags = 1
+    data = length 32, hash E062FDDB
+  sample 76:
+    time = 1520000
+    flags = 1
+    data = length 32, hash A756C4C8
+  sample 77:
+    time = 1540000
+    flags = 1
+    data = length 32, hash A4FA6865
+  sample 78:
+    time = 1560000
+    flags = 1
+    data = length 32, hash 6BC22B
+  sample 79:
+    time = 1580000
+    flags = 1
+    data = length 32, hash 37041F06
+  sample 80:
+    time = 1600000
+    flags = 1
+    data = length 32, hash A9049020
+  sample 81:
+    time = 1620000
+    flags = 1
+    data = length 32, hash E3C9552A
+  sample 82:
+    time = 1640000
+    flags = 1
+    data = length 32, hash 6EB2559
+  sample 83:
+    time = 1660000
+    flags = 1
+    data = length 32, hash 988FD295
+  sample 84:
+    time = 1680000
+    flags = 1
+    data = length 32, hash 6E0FFFA8
+  sample 85:
+    time = 1700000
+    flags = 1
+    data = length 32, hash 4A16A2E5
+  sample 86:
+    time = 1720000
+    flags = 1
+    data = length 32, hash 8526E110
+  sample 87:
+    time = 1740000
+    flags = 1
+    data = length 32, hash 9C0F881C
+  sample 88:
+    time = 1760000
+    flags = 1
+    data = length 32, hash 68DF67F7
+  sample 89:
+    time = 1780000
+    flags = 1
+    data = length 32, hash A789F088
+  sample 90:
+    time = 1800000
+    flags = 1
+    data = length 32, hash B9CF3A20
+  sample 91:
+    time = 1820000
+    flags = 1
+    data = length 32, hash 2AFD3C01
+  sample 92:
+    time = 1840000
+    flags = 1
+    data = length 32, hash 3F61D3F4
+  sample 93:
+    time = 1860000
+    flags = 1
+    data = length 32, hash 2D210ECA
+  sample 94:
+    time = 1880000
+    flags = 1
+    data = length 32, hash B8143A84
+  sample 95:
+    time = 1900000
+    flags = 1
+    data = length 32, hash FE8EBC16
+  sample 96:
+    time = 1920000
+    flags = 1
+    data = length 32, hash 85A9EE5D
+  sample 97:
+    time = 1940000
+    flags = 1
+    data = length 32, hash 3BDF48D1
+  sample 98:
+    time = 1960000
+    flags = 1
+    data = length 32, hash 8EBCE992
+  sample 99:
+    time = 1980000
+    flags = 1
+    data = length 32, hash B22AFFF
+  sample 100:
+    time = 2000000
+    flags = 1
+    data = length 32, hash 5F01BAC9
+  sample 101:
+    time = 2020000
+    flags = 1
+    data = length 32, hash C6B7BD37
+  sample 102:
+    time = 2040000
+    flags = 1
+    data = length 32, hash 5102216
+  sample 103:
+    time = 2060000
+    flags = 1
+    data = length 32, hash 8FE06144
+  sample 104:
+    time = 2080000
+    flags = 1
+    data = length 32, hash ED90D421
+  sample 105:
+    time = 2100000
+    flags = 1
+    data = length 32, hash 15971BF0
+  sample 106:
+    time = 2120000
+    flags = 1
+    data = length 32, hash 1B2D1ADE
+  sample 107:
+    time = 2140000
+    flags = 1
+    data = length 32, hash A8A54AD2
+  sample 108:
+    time = 2160000
+    flags = 1
+    data = length 32, hash 270646A2
+  sample 109:
+    time = 2180000
+    flags = 1
+    data = length 32, hash 27DB772F
+  sample 110:
+    time = 2200000
+    flags = 1
+    data = length 32, hash FBD3938
+  sample 111:
+    time = 2220000
+    flags = 1
+    data = length 32, hash FA27CAFB
+  sample 112:
+    time = 2240000
+    flags = 1
+    data = length 32, hash 828AB2A4
+  sample 113:
+    time = 2260000
+    flags = 1
+    data = length 32, hash 5788D8F1
+  sample 114:
+    time = 2280000
+    flags = 1
+    data = length 32, hash B7A5AEB0
+  sample 115:
+    time = 2300000
+    flags = 1
+    data = length 32, hash 272DC4BC
+  sample 116:
+    time = 2320000
+    flags = 1
+    data = length 32, hash 56C2540E
+  sample 117:
+    time = 2340000
+    flags = 1
+    data = length 32, hash 3236D8C
+  sample 118:
+    time = 2360000
+    flags = 1
+    data = length 32, hash 6C0650B
+  sample 119:
+    time = 2380000
+    flags = 1
+    data = length 32, hash 1EA3E6C3
+  sample 120:
+    time = 2400000
+    flags = 1
+    data = length 32, hash 6512496C
+  sample 121:
+    time = 2420000
+    flags = 1
+    data = length 32, hash 82CD3C74
+  sample 122:
+    time = 2440000
+    flags = 1
+    data = length 32, hash 7EDFB3A4
+  sample 123:
+    time = 2460000
+    flags = 1
+    data = length 32, hash AAFD22AB
+  sample 124:
+    time = 2480000
+    flags = 1
+    data = length 32, hash 8577D9D1
+  sample 125:
+    time = 2500000
+    flags = 1
+    data = length 32, hash B8A22921
+  sample 126:
+    time = 2520000
+    flags = 1
+    data = length 32, hash 5E4EFC87
+  sample 127:
+    time = 2540000
+    flags = 1
+    data = length 32, hash 35A5463F
+  sample 128:
+    time = 2560000
+    flags = 1
+    data = length 32, hash 3EBC0376
+  sample 129:
+    time = 2580000
+    flags = 1
+    data = length 32, hash F515CB86
+  sample 130:
+    time = 2600000
+    flags = 1
+    data = length 32, hash B113F72C
+  sample 131:
+    time = 2620000
+    flags = 1
+    data = length 32, hash 420AE0
+  sample 132:
+    time = 2640000
+    flags = 1
+    data = length 32, hash 86D53F0F
+  sample 133:
+    time = 2660000
+    flags = 1
+    data = length 32, hash 5600867C
+  sample 134:
+    time = 2680000
+    flags = 1
+    data = length 32, hash EB4D89B6
+  sample 135:
+    time = 2700000
+    flags = 1
+    data = length 32, hash 9BCD0B44
+  sample 136:
+    time = 2720000
+    flags = 1
+    data = length 32, hash 4629F424
+  sample 137:
+    time = 2740000
+    flags = 1
+    data = length 32, hash DFAA65F7
+  sample 138:
+    time = 2760000
+    flags = 1
+    data = length 32, hash 9CF2BD6A
+  sample 139:
+    time = 2780000
+    flags = 1
+    data = length 32, hash 7A36CAB4
+  sample 140:
+    time = 2800000
+    flags = 1
+    data = length 32, hash 1B9BCD43
+  sample 141:
+    time = 2820000
+    flags = 1
+    data = length 32, hash 409B739C
+  sample 142:
+    time = 2840000
+    flags = 1
+    data = length 32, hash 126CAB5A
+  sample 143:
+    time = 2860000
+    flags = 1
+    data = length 32, hash 58173930
+  sample 144:
+    time = 2880000
+    flags = 1
+    data = length 32, hash 32F281F
+  sample 145:
+    time = 2900000
+    flags = 1
+    data = length 32, hash D3F26DE
+  sample 146:
+    time = 2920000
+    flags = 1
+    data = length 32, hash C13BE9A7
+  sample 147:
+    time = 2940000
+    flags = 1
+    data = length 32, hash 854B6181
+  sample 148:
+    time = 2960000
+    flags = 1
+    data = length 32, hash 1E217D84
+  sample 149:
+    time = 2980000
+    flags = 1
+    data = length 32, hash B121F36A
+  sample 150:
+    time = 3000000
+    flags = 536870913
+    data = length 32, hash 67FBC502
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/h265_with_metadata_track.mp4/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/h265_with_metadata_track.mp4/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..4712d1b3a2
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/h265_with_metadata_track.mp4/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,71 @@
+seekMap:
+  isSeekable = true
+  duration = 66700
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=0, position=400052]]
+  getPosition(33350) = [[timeUs=0, position=400052]]
+  getPosition(66700) = [[timeUs=0, position=400052]]
+numberOfTracks = 2
+track 0:
+  total output bytes = 678996
+  sample count = 3
+  format 0:
+    id = 1
+    sampleMimeType = video/hevc
+    codecs = hvc1.1.6.L153.B0
+    maxInputSize = 420494
+    maxNumReorderSamples = 0
+    width = 1920
+    height = 1080
+    frameRate = 44.977512
+    rotationDegrees = 90
+    colorInfo:
+      colorSpace = 2
+      colorRange = 1
+      colorTransfer = 3
+      lumaBitdepth = 8
+      chromaBitdepth = 8
+    metadata = entries=[mdta: key=com.android.capture.fps, value=30.0, xyz: latitude=51.5932, longitude=-0.2431, Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+    initializationData:
+      data = length 85, hash 6F3CAA16
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 420464, hash 9C6E9B09
+  sample 1:
+    time = 33344
+    flags = 0
+    data = length 131591, hash A1895540
+  sample 2:
+    time = 66700
+    flags = 536870912
+    data = length 126941, hash 7B26BBA6
+track 1:
+  total output bytes = 1726
+  sample count = 3
+  format 0:
+    averageBitrate = 192000
+    peakBitrate = 192000
+    id = 2
+    sampleMimeType = audio/mp4a-latm
+    codecs = mp4a.40.2
+    maxInputSize = 627
+    channelCount = 2
+    sampleRate = 48000
+    language = ```
+    metadata = entries=[xyz: latitude=51.5932, longitude=-0.2431, Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+    initializationData:
+      data = length 2, hash 560
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 597, hash 36BCB84D
+  sample 1:
+    time = 38041
+    flags = 1
+    data = length 571, hash FD73DCB0
+  sample 2:
+    time = 59375
+    flags = 536870913
+    data = length 558, hash 6A62DD7F
+tracksEnded = true
diff --git a/libraries/test_data/src/test/assets/transformerdumps/mp4/sample_av1.mp4/transmuxed_with_inappmuxer.dump b/libraries/test_data/src/test/assets/transformerdumps/mp4/sample_av1.mp4/transmuxed_with_inappmuxer.dump
new file mode 100644
index 0000000000..8dbba16fa4
--- /dev/null
+++ b/libraries/test_data/src/test/assets/transformerdumps/mp4/sample_av1.mp4/transmuxed_with_inappmuxer.dump
@@ -0,0 +1,342 @@
+seekMap:
+  isSeekable = true
+  duration = 1064600
+  getPosition(0) = [[timeUs=0, position=400052]]
+  getPosition(1) = [[timeUs=0, position=400052]]
+  getPosition(532300) = [[timeUs=0, position=400052]]
+  getPosition(1064600) = [[timeUs=0, position=400052]]
+numberOfTracks = 2
+track 0:
+  total output bytes = 69084
+  sample count = 30
+  format 0:
+    id = 1
+    sampleMimeType = video/av01
+    maxInputSize = 46460
+    width = 1080
+    height = 720
+    frameRate = 31.004547
+    colorInfo:
+      colorRange = 2
+      lumaBitdepth = 8
+      chromaBitdepth = 8
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+    initializationData:
+      data = length 17, hash 54AC4E6D
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 46430, hash 6B637CB2
+  sample 1:
+    time = 33355
+    flags = 0
+    data = length 18221, hash BDFC1DF5
+  sample 2:
+    time = 66722
+    flags = 0
+    data = length 46, hash 61FBED63
+  sample 3:
+    time = 100100
+    flags = 0
+    data = length 3, hash D5E0
+  sample 4:
+    time = 133455
+    flags = 0
+    data = length 228, hash 12CA418E
+  sample 5:
+    time = 166822
+    flags = 0
+    data = length 3, hash D610
+  sample 6:
+    time = 200200
+    flags = 0
+    data = length 42, hash 89850AD7
+  sample 7:
+    time = 233555
+    flags = 0
+    data = length 3, hash D5D0
+  sample 8:
+    time = 266922
+    flags = 0
+    data = length 622, hash 825F13E
+  sample 9:
+    time = 300300
+    flags = 0
+    data = length 31, hash A716FCF3
+  sample 10:
+    time = 333655
+    flags = 0
+    data = length 3, hash D5E0
+  sample 11:
+    time = 367022
+    flags = 0
+    data = length 303, hash A10916F7
+  sample 12:
+    time = 400400
+    flags = 0
+    data = length 3, hash D600
+  sample 13:
+    time = 433755
+    flags = 0
+    data = length 206, hash 9560CECD
+  sample 14:
+    time = 467122
+    flags = 0
+    data = length 3, hash D5C0
+  sample 15:
+    time = 500500
+    flags = 0
+    data = length 1871, hash 33AF2CC4
+  sample 16:
+    time = 533855
+    flags = 0
+    data = length 84, hash 8814D81E
+  sample 17:
+    time = 567222
+    flags = 0
+    data = length 3, hash D5E0
+  sample 18:
+    time = 600600
+    flags = 0
+    data = length 291, hash 39EE2619
+  sample 19:
+    time = 633955
+    flags = 0
+    data = length 3, hash D5F0
+  sample 20:
+    time = 667322
+    flags = 0
+    data = length 34, hash 1BA7DF18
+  sample 21:
+    time = 700700
+    flags = 0
+    data = length 3, hash D610
+  sample 22:
+    time = 734055
+    flags = 0
+    data = length 336, hash FA3BC9BE
+  sample 23:
+    time = 767422
+    flags = 0
+    data = length 36, hash 8165203A
+  sample 24:
+    time = 800800
+    flags = 0
+    data = length 3, hash D600
+  sample 25:
+    time = 834155
+    flags = 0
+    data = length 148, hash 7828A82B
+  sample 26:
+    time = 867522
+    flags = 0
+    data = length 3, hash D5F0
+  sample 27:
+    time = 900900
+    flags = 0
+    data = length 36, hash 3D5B6002
+  sample 28:
+    time = 934255
+    flags = 0
+    data = length 25, hash E9EFF2B7
+  sample 29:
+    time = 967622
+    flags = 536870912
+    data = length 61, hash 40B232C5
+track 1:
+  total output bytes = 9312
+  sample count = 45
+  format 0:
+    averageBitrate = 71295
+    peakBitrate = 71295
+    id = 2
+    sampleMimeType = audio/mp4a-latm
+    codecs = mp4a.40.2
+    maxInputSize = 612
+    channelCount = 1
+    sampleRate = 44100
+    language = und
+    metadata = entries=[Mp4Timestamp: creation time=3000000000, modification time=4000000000, timescale=10000]
+    initializationData:
+      data = length 5, hash 2B7623A
+  sample 0:
+    time = 0
+    flags = 1
+    data = length 21, hash 77102128
+  sample 1:
+    time = 66208
+    flags = 1
+    data = length 17, hash BA75F5D4
+  sample 2:
+    time = 89437
+    flags = 1
+    data = length 582, hash B5064B53
+  sample 3:
+    time = 112645
+    flags = 1
+    data = length 218, hash 46000EEF
+  sample 4:
+    time = 135875
+    flags = 1
+    data = length 206, hash 7B12EC38
+  sample 5:
+    time = 159083
+    flags = 1
+    data = length 215, hash C05E2F91
+  sample 6:
+    time = 182312
+    flags = 1
+    data = length 217, hash 1E457BBF
+  sample 7:
+    time = 205520
+    flags = 1
+    data = length 195, hash DFD6F480
+  sample 8:
+    time = 228750
+    flags = 1
+    data = length 198, hash 2BC702E
+  sample 9:
+    time = 251958
+    flags = 1
+    data = length 216, hash ED964B3D
+  sample 10:
+    time = 275187
+    flags = 1
+    data = length 204, hash DAF6FDC6
+  sample 11:
+    time = 298416
+    flags = 1
+    data = length 205, hash D249FD76
+  sample 12:
+    time = 321625
+    flags = 1
+    data = length 200, hash C8F844E4
+  sample 13:
+    time = 344854
+    flags = 1
+    data = length 196, hash FDD0CA03
+  sample 14:
+    time = 368062
+    flags = 1
+    data = length 196, hash E4E3A7B0
+  sample 15:
+    time = 391291
+    flags = 1
+    data = length 207, hash 157773E3
+  sample 16:
+    time = 414500
+    flags = 1
+    data = length 207, hash C9F46F0F
+  sample 17:
+    time = 437729
+    flags = 1
+    data = length 210, hash 127AC739
+  sample 18:
+    time = 460958
+    flags = 1
+    data = length 217, hash B2649830
+  sample 19:
+    time = 484166
+    flags = 1
+    data = length 188, hash 4D280759
+  sample 20:
+    time = 507395
+    flags = 1
+    data = length 205, hash EAE6D6AD
+  sample 21:
+    time = 530604
+    flags = 1
+    data = length 226, hash BDD0EC44
+  sample 22:
+    time = 553833
+    flags = 1
+    data = length 199, hash 60C719A2
+  sample 23:
+    time = 577041
+    flags = 1
+    data = length 215, hash EDDE842F
+  sample 24:
+    time = 600270
+    flags = 1
+    data = length 201, hash D17187B
+  sample 25:
+    time = 623479
+    flags = 1
+    data = length 217, hash 58DD698C
+  sample 26:
+    time = 646708
+    flags = 1
+    data = length 202, hash 5168D405
+  sample 27:
+    time = 669937
+    flags = 1
+    data = length 194, hash 7139AF8
+  sample 28:
+    time = 693145
+    flags = 1
+    data = length 203, hash F775D9ED
+  sample 29:
+    time = 716375
+    flags = 1
+    data = length 200, hash 774C5045
+  sample 30:
+    time = 739583
+    flags = 1
+    data = length 211, hash ED3C6FBC
+  sample 31:
+    time = 762812
+    flags = 1
+    data = length 205, hash FC4754A9
+  sample 32:
+    time = 786020
+    flags = 1
+    data = length 216, hash 72F4AF29
+  sample 33:
+    time = 809250
+    flags = 1
+    data = length 204, hash 1AF98D40
+  sample 34:
+    time = 832458
+    flags = 1
+    data = length 200, hash E0004171
+  sample 35:
+    time = 855687
+    flags = 1
+    data = length 215, hash B413079A
+  sample 36:
+    time = 878916
+    flags = 1
+    data = length 211, hash 107CEE52
+  sample 37:
+    time = 902125
+    flags = 1
+    data = length 214, hash 1E588A0D
+  sample 38:
+    time = 925354
+    flags = 1
+    data = length 210, hash 84E5BBBD
+  sample 39:
+    time = 948562
+    flags = 1
+    data = length 211, hash 32D7ACAB
+  sample 40:
+    time = 971791
+    flags = 1
+    data = length 201, hash 1567F919
+  sample 41:
+    time = 995000
+    flags = 1
+    data = length 196, hash 2F050463
+  sample 42:
+    time = 1018229
+    flags = 1
+    data = length 215, hash 4BDD9C81
+  sample 43:
+    time = 1041437
+    flags = 1
+    data = length 242, hash DD6FD967
+  sample 44:
+    time = 1064666
+    flags = 536870913
+    data = length 184, hash DAFC330D
+tracksEnded = true
diff --git a/libraries/transformer/src/main/java/androidx/media3/transformer/InAppMuxer.java b/libraries/transformer/src/main/java/androidx/media3/transformer/InAppMuxer.java
index a876d416b5..c2ac9815e8 100644
--- a/libraries/transformer/src/main/java/androidx/media3/transformer/InAppMuxer.java
+++ b/libraries/transformer/src/main/java/androidx/media3/transformer/InAppMuxer.java
@@ -108,11 +108,21 @@ public final class InAppMuxer implements Muxer {
 
     /** A list of supported video sample MIME types. */
     private static final ImmutableList<String> SUPPORTED_VIDEO_SAMPLE_MIME_TYPES =
-        ImmutableList.of(MimeTypes.VIDEO_H264, MimeTypes.VIDEO_H265, MimeTypes.VIDEO_AV1);
+        ImmutableList.of(
+            MimeTypes.VIDEO_AV1,
+            MimeTypes.VIDEO_H263,
+            MimeTypes.VIDEO_H264,
+            MimeTypes.VIDEO_H265,
+            MimeTypes.VIDEO_MP4V);
 
     /** A list of supported audio sample MIME types. */
     private static final ImmutableList<String> SUPPORTED_AUDIO_SAMPLE_MIME_TYPES =
-        ImmutableList.of(MimeTypes.AUDIO_AAC);
+        ImmutableList.of(
+            MimeTypes.AUDIO_AAC,
+            MimeTypes.AUDIO_AMR_NB,
+            MimeTypes.AUDIO_AMR_WB,
+            MimeTypes.AUDIO_OPUS,
+            MimeTypes.AUDIO_VORBIS);
 
     private final @Nullable MetadataProvider metadataProvider;
     private final boolean outputFragmentedMp4;
diff --git a/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndTest.java b/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndNonParameterizedTest.java
similarity index 89%
rename from libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndTest.java
rename to libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndNonParameterizedTest.java
index 8eb7cefc3d..07eea41d18 100644
--- a/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndTest.java
+++ b/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndNonParameterizedTest.java
@@ -50,9 +50,8 @@ import org.junit.runner.RunWith;
 
 /** End-to-end test for {@link Transformer} with {@link InAppMuxer}. */
 @RunWith(AndroidJUnit4.class)
-public class TransformerWithInAppMuxerEndToEndTest {
+public class TransformerWithInAppMuxerEndToEndNonParameterizedTest {
   private static final String MP4_FILE_PATH = "asset:///media/mp4/sample_no_bframes.mp4";
-  private static final String MP4_FILE_NAME = "mp4/sample_no_bframes.mp4";
 
   @Rule public final TemporaryFolder outputDir = new TemporaryFolder();
 
@@ -64,40 +63,6 @@ public class TransformerWithInAppMuxerEndToEndTest {
     outputPath = outputDir.newFile().getPath();
   }
 
-  @Test
-  public void transmux_mp4File_outputMatchesExpected() throws Exception {
-    Muxer.Factory inAppMuxerFactory =
-        new InAppMuxer.Factory.Builder()
-            .setMetadataProvider(
-                metadataEntries ->
-                    // Add timestamp to make output file deterministic.
-                    metadataEntries.add(
-                        new Mp4TimestampData(
-                            /* creationTimestampSeconds= */ 3_000_000_000L,
-                            /* modificationTimestampSeconds= */ 4_000_000_000L)))
-            .build();
-
-    Transformer transformer =
-        new Transformer.Builder(context)
-            .setClock(new FakeClock(/* isAutoAdvancing= */ true))
-            .setMuxerFactory(inAppMuxerFactory)
-            .build();
-    MediaItem mediaItem = MediaItem.fromUri(Uri.parse(MP4_FILE_PATH));
-
-    transformer.start(mediaItem, outputPath);
-    TransformerTestRunner.runLooper(transformer);
-
-    FakeExtractorOutput fakeExtractorOutput =
-        extractAllSamplesFromFilePath(
-            new Mp4Extractor(new DefaultSubtitleParserFactory()), outputPath);
-    DumpFileAsserts.assertOutput(
-        context,
-        fakeExtractorOutput,
-        TestUtil.getDumpFileName(
-            /* originalFileName= */ MP4_FILE_NAME,
-            /* modifications...= */ "transmuxed_with_inappmuxer"));
-  }
-
   @Test
   public void transmux_tsFileHavingThreeByteNalStartCode_outputMatchesExpected() throws Exception {
     String tsFilePath = "asset:///media/ts/sample_h264.ts";
diff --git a/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndParameterizedTest.java b/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndParameterizedTest.java
new file mode 100644
index 0000000000..464c3739c6
--- /dev/null
+++ b/libraries/transformer/src/test/java/androidx/media3/transformer/TransformerWithInAppMuxerEndToEndParameterizedTest.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package androidx.media3.transformer;
+
+import static androidx.media3.common.util.Assertions.checkNotNull;
+import static androidx.media3.test.utils.TestUtil.extractAllSamplesFromFilePath;
+import static androidx.media3.transformer.TestUtil.ASSET_URI_PREFIX;
+
+import android.content.Context;
+import androidx.media3.common.MediaItem;
+import androidx.media3.container.Mp4TimestampData;
+import androidx.media3.extractor.mp4.Mp4Extractor;
+import androidx.media3.extractor.text.DefaultSubtitleParserFactory;
+import androidx.media3.muxer.Muxer;
+import androidx.media3.test.utils.DumpFileAsserts;
+import androidx.media3.test.utils.FakeClock;
+import androidx.media3.test.utils.FakeExtractorOutput;
+import androidx.test.core.app.ApplicationProvider;
+import com.google.common.collect.ImmutableList;
+import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+import org.junit.runner.RunWith;
+import org.robolectric.ParameterizedRobolectricTestRunner;
+import org.robolectric.ParameterizedRobolectricTestRunner.Parameter;
+import org.robolectric.ParameterizedRobolectricTestRunner.Parameters;
+
+/** End to end parameterized tests for {@link Transformer} with {@link InAppMuxer}. */
+@RunWith(ParameterizedRobolectricTestRunner.class)
+public class TransformerWithInAppMuxerEndToEndParameterizedTest {
+
+  private static final String H263_3GP = "mp4/bbb_176x144_128kbps_15fps_h263.3gp";
+  private static final String H264_MP4 = "mp4/sample_no_bframes.mp4";
+  private static final String H265_MP4 = "mp4/h265_with_metadata_track.mp4";
+  private static final String AV1_MP4 = "mp4/sample_av1.mp4";
+  private static final String MPEG4_MP4 = "mp4/bbb_176x144_192kbps_15fps_mpeg4.mp4";
+  private static final String AMR_NB_3GP = "mp4/bbb_mono_8kHz_12.2kbps_amrnb.3gp";
+  private static final String AMR_WB_3GP = "mp4/bbb_mono_16kHz_23.05kbps_amrwb.3gp";
+  private static final String OPUS_OGG = "mp4/bbb_6ch_8kHz_opus.ogg";
+  private static final String VORBIS_OGG = "mp4/bbb_1ch_16kHz_q10_vorbis.ogg";
+
+  @Parameters(name = "{0}")
+  public static ImmutableList<String> mediaFiles() {
+    return ImmutableList.of(
+        H263_3GP,
+        H264_MP4,
+        H265_MP4,
+        AV1_MP4,
+        MPEG4_MP4,
+        AMR_NB_3GP,
+        AMR_WB_3GP,
+        OPUS_OGG,
+        VORBIS_OGG);
+  }
+
+  @Parameter public @MonotonicNonNull String inputFile;
+
+  @Rule public final TemporaryFolder outputDir = new TemporaryFolder();
+
+  private final Context context = ApplicationProvider.getApplicationContext();
+  private @MonotonicNonNull String outputPath;
+
+  @Before
+  public void setup() throws Exception {
+    outputPath = outputDir.newFile("muxeroutput.mp4").getPath();
+  }
+
+  @Test
+  public void transmux_mp4File_outputMatchesExpected() throws Exception {
+    Muxer.Factory inAppMuxerFactory =
+        new InAppMuxer.Factory.Builder()
+            .setMetadataProvider(
+                metadataEntries ->
+                    // Add timestamp to make output file deterministic.
+                    metadataEntries.add(
+                        new Mp4TimestampData(
+                            /* creationTimestampSeconds= */ 3_000_000_000L,
+                            /* modificationTimestampSeconds= */ 4_000_000_000L)))
+            .build();
+
+    Transformer transformer =
+        new Transformer.Builder(context)
+            .setClock(new FakeClock(/* isAutoAdvancing= */ true))
+            .setMuxerFactory(inAppMuxerFactory)
+            .build();
+    MediaItem mediaItem = MediaItem.fromUri(ASSET_URI_PREFIX + checkNotNull(inputFile));
+
+    transformer.start(mediaItem, outputPath);
+    TransformerTestRunner.runLooper(transformer);
+
+    FakeExtractorOutput fakeExtractorOutput =
+        extractAllSamplesFromFilePath(
+            new Mp4Extractor(new DefaultSubtitleParserFactory()), outputPath);
+    DumpFileAsserts.assertOutput(
+        context,
+        fakeExtractorOutput,
+        TestUtil.getDumpFileName(
+            /* originalFileName= */ checkNotNull(inputFile),
+            /* modifications...= */ "transmuxed_with_inappmuxer"));
+  }
+}