# ffmpeg -f lavfi -i sine -c:a mp3 -f mp4 -t 50ms mp3.mp4 $ fq -d mp4 verbose /mp3.mp4 |00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|.: {} /mp3.mp4 (mp4) 0x0-0x564.7 (1381) | | | boxes: [4] 0x0-0x564.7 (1381) | | | [0]: box {} 0x0-0x1b.7 (28) 0x000|00 00 00 1c |.... | size: 28 0x0-0x3.7 (4) 0x000| 66 74 79 70 | ftyp | type: "ftyp" (File type and compatibility) 0x4-0x7.7 (4) 0x000| 69 73 6f 6d | isom | major_brand: "isom" 0x8-0xb.7 (4) 0x000| 00 00 02 00| ....| minor_version: 512 0xc-0xf.7 (4) | | | brands: [3] 0x10-0x1b.7 (12) 0x010|69 73 6f 6d |isom | [0]: brand "isom" (All files based on the ISO Base Media File Format) 0x10-0x13.7 (4) 0x010| 69 73 6f 32 | iso2 | [1]: brand "iso2" (All files based on the 2004 edition of the ISO file format) 0x14-0x17.7 (4) 0x010| 6d 70 34 31 | mp41 | [2]: brand "mp41" (MP4 version 1) 0x18-0x1b.7 (4) | | | [1]: box {} 0x1c-0x23.7 (8) 0x010| 00 00 00 08| ....| size: 8 0x1c-0x1f.7 (4) 0x020|66 72 65 65 |free | type: "free" (Free space) 0x20-0x23.7 (4) | | | data: 0x24-NA (0) | | | [2]: box {} 0x24-0x29d.7 (634) 0x020| 00 00 02 7a | ...z | size: 634 0x24-0x27.7 (4) 0x020| 6d 64 61 74 | mdat | type: "mdat" (Media data container) 0x28-0x2b.7 (4) 0x020| ff fb 50 c4| ..P.| data: fffb50c400000a2c432e559480018115... 0x2c-0x29d.7 (626) 0x030|00 00 0a 2c 43 2e 55 94 80 01 81 15 66 23 3a d0|...,C.U.....f#:.| * |until 0x29d.7 (626) | | | | | [3]: box {} 0x29e-0x564.7 (711) 0x290| 00 00| ..| size: 711 0x29e-0x2a1.7 (4) 0x2a0|02 c7 |.. | 0x2a0| 6d 6f 6f 76 | moov | type: "moov" (Container for all the meta-data) 0x2a2-0x2a5.7 (4) | | | boxes: [3] 0x2a6-0x564.7 (703) | | | [0]: box {} 0x2a6-0x311.7 (108) 0x2a0| 00 00 00 6c | ...l | size: 108 0x2a6-0x2a9.7 (4) 0x2a0| 6d 76 68 64 | mvhd | type: "mvhd" (Movie header, overall declarations) 0x2aa-0x2ad.7 (4) 0x2a0| 00 | . | version: 0 0x2ae-0x2ae.7 (1) 0x2a0| 00| .| flags: 0 0x2af-0x2b1.7 (3) 0x2b0|00 00 |.. | 0x2b0| 00 00 00 00 | .... | creation_time: "1904-01-04T00:00:00Z" (0) 0x2b2-0x2b5.7 (4) 0x2b0| 00 00 00 00 | .... | modification_time: "1904-01-04T00:00:00Z" (0) 0x2b6-0x2b9.7 (4) 0x2b0| 00 00 03 e8 | .... | time_scale: 1000 0x2ba-0x2bd.7 (4) 0x2b0| 00 00| ..| duration: 76 0x2be-0x2c1.7 (4) 0x2c0|00 4c |.L | 0x2c0| 00 01 00 00 | .... | preferred_rate: 1 0x2c2-0x2c5.7 (4) 0x2c0| 01 00 | .. | preferred_volume: 1 0x2c6-0x2c7.7 (2) 0x2c0| 00 00 00 00 00 00 00 00| ........| reserved: "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" 0x2c8-0x2d1.7 (10) 0x2d0|00 00 |.. | | | | matrix_structure: {} 0x2d2-0x2f5.7 (36) 0x2d0| 00 01 00 00 | .... | a: 1 0x2d2-0x2d5.7 (4) 0x2d0| 00 00 00 00 | .... | b: 0 0x2d6-0x2d9.7 (4) 0x2d0| 00 00 00 00 | .... | u: 0 0x2da-0x2dd.7 (4) 0x2d0| 00 00| ..| c: 0 0x2de-0x2e1.7 (4) 0x2e0|00 00 |.. | 0x2e0| 00 01 00 00 | .... | d: 1 0x2e2-0x2e5.7 (4) 0x2e0| 00 00 00 00 | .... | v: 0 0x2e6-0x2e9.7 (4) 0x2e0| 00 00 00 00 | .... | x: 0 0x2ea-0x2ed.7 (4) 0x2e0| 00 00| ..| y: 0 0x2ee-0x2f1.7 (4) 0x2f0|00 00 |.. | 0x2f0| 40 00 00 00 | @... | w: 1 0x2f2-0x2f5.7 (4) 0x2f0| 00 00 00 00 | .... | preview_time: 0 0x2f6-0x2f9.7 (4) 0x2f0| 00 00 00 00 | .... | preview_duration: 0 0x2fa-0x2fd.7 (4) 0x2f0| 00 00| ..| poster_time: 0 0x2fe-0x301.7 (4) 0x300|00 00 |.. | 0x300| 00 00 00 00 | .... | selection_time: 0 0x302-0x305.7 (4) 0x300| 00 00 00 00 | .... | selection_duration: 0 0x306-0x309.7 (4) 0x300| 00 00 00 00 | .... | current_time: 0 0x30a-0x30d.7 (4) 0x300| 00 00| ..| next_track_id: 2 0x30e-0x311.7 (4) 0x310|00 02 |.. | | | | [1]: box {} 0x312-0x502.7 (497) 0x310| 00 00 01 f1 | .... | size: 497 0x312-0x315.7 (4) 0x310| 74 72 61 6b | trak | type: "trak" (Container for an individual track or stream) 0x316-0x319.7 (4) | | | boxes: [3] 0x31a-0x502.7 (489) | | | [0]: box {} 0x31a-0x375.7 (92) 0x310| 00 00 00 5c | ...\ | size: 92 0x31a-0x31d.7 (4) 0x310| 74 6b| tk| type: "tkhd" (Track header, overall information about the track) 0x31e-0x321.7 (4) 0x320|68 64 |hd | 0x320| 00 | . | version: 0 0x322-0x322.7 (1) 0x320| 00 00 03 | ... | flags: 3 0x323-0x325.7 (3) 0x320| 00 00 00 00 | .... | creation_time: "1904-01-04T00:00:00Z" (0) 0x326-0x329.7 (4) 0x320| 00 00 00 00 | .... | modification_time: "1904-01-04T00:00:00Z" (0) 0x32a-0x32d.7 (4) 0x320| 00 00| ..| track_id: 1 0x32e-0x331.7 (4) 0x330|00 01 |.. | 0x330| 00 00 00 00 | .... | reserved1: 0 0x332-0x335.7 (4) 0x330| 00 00 00 4c | ...L | duration: 76 0x336-0x339.7 (4) 0x330| 00 00 00 00 00 00| ......| reserved2: 0000000000000000 0x33a-0x341.7 (8) 0x340|00 00 |.. | 0x340| 00 00 | .. | layer: 0 0x342-0x343.7 (2) 0x340| 00 01 | .. | alternate_group: 1 0x344-0x345.7 (2) 0x340| 01 00 | .. | volume: 1 0x346-0x347.7 (2) 0x340| 00 00 | .. | reserved3: 0 0x348-0x349.7 (2) | | | matrix_structure: {} 0x34a-0x36d.7 (36) 0x340| 00 01 00 00 | .... | a: 1 0x34a-0x34d.7 (4) 0x340| 00 00| ..| b: 0 0x34e-0x351.7 (4) 0x350|00 00 |.. | 0x350| 00 00 00 00 | .... | u: 0 0x352-0x355.7 (4) 0x350| 00 00 00 00 | .... | c: 0 0x356-0x359.7 (4) 0x350| 00 01 00 00 | .... | d: 1 0x35a-0x35d.7 (4) 0x350| 00 00| ..| v: 0 0x35e-0x361.7 (4) 0x360|00 00 |.. | 0x360| 00 00 00 00 | .... | x: 0 0x362-0x365.7 (4) 0x360| 00 00 00 00 | .... | y: 0 0x366-0x369.7 (4) 0x360| 40 00 00 00 | @... | w: 1 0x36a-0x36d.7 (4) 0x360| 00 00| ..| track_width: 0 0x36e-0x371.7 (4) 0x370|00 00 |.. | 0x370| 00 00 00 00 | .... | track_height: 0 0x372-0x375.7 (4) | | | [1]: box {} 0x376-0x399.7 (36) 0x370| 00 00 00 24 | ...$ | size: 36 0x376-0x379.7 (4) 0x370| 65 64 74 73 | edts | type: "edts" (Edit list container) 0x37a-0x37d.7 (4) | | | boxes: [1] 0x37e-0x399.7 (28) | | | [0]: box {} 0x37e-0x399.7 (28) 0x370| 00 00| ..| size: 28 0x37e-0x381.7 (4) 0x380|00 1c |.. | 0x380| 65 6c 73 74 | elst | type: "elst" (An edit list) 0x382-0x385.7 (4) 0x380| 00 | . | version: 0 0x386-0x386.7 (1) 0x380| 00 00 00 | ... | flags: 0 0x387-0x389.7 (3) 0x380| 00 00 00 01 | .... | entry_count: 1 0x38a-0x38d.7 (4) | | | entries: [1] 0x38e-0x399.7 (12) | | | [0]: entry {} 0x38e-0x399.7 (12) 0x380| 00 00| ..| segment_duration: 50 0x38e-0x391.7 (4) 0x390|00 32 |.2 | 0x390| 00 00 04 51 | ...Q | media_time: 1105 0x392-0x395.7 (4) 0x390| 00 01 00 00 | .... | media_rate: 1 0x396-0x399.7 (4) | | | [2]: box {} 0x39a-0x502.7 (361) 0x390| 00 00 01 69 | ...i | size: 361 0x39a-0x39d.7 (4) 0x390| 6d 64| md| type: "mdia" (Container for the media information in a track) 0x39e-0x3a1.7 (4) 0x3a0|69 61 |ia | | | | boxes: [3] 0x3a2-0x502.7 (353) | | | [0]: box {} 0x3a2-0x3c1.7 (32) 0x3a0| 00 00 00 20 | ... | size: 32 0x3a2-0x3a5.7 (4) 0x3a0| 6d 64 68 64 | mdhd | type: "mdhd" (Media header, overall information about the media) 0x3a6-0x3a9.7 (4) 0x3a0| 00 | . | version: 0 0x3aa-0x3aa.7 (1) 0x3a0| 00 00 00 | ... | flags: 0 0x3ab-0x3ad.7 (3) 0x3a0| 00 00| ..| creation_time: "1904-01-04T00:00:00Z" (0) 0x3ae-0x3b1.7 (4) 0x3b0|00 00 |.. | 0x3b0| 00 00 00 00 | .... | modification_time: "1904-01-04T00:00:00Z" (0) 0x3b2-0x3b5.7 (4) 0x3b0| 00 00 ac 44 | ...D | time_scale: 44100 0x3b6-0x3b9.7 (4) 0x3b0| 00 00 0c ee | .... | duration: 3310 0x3ba-0x3bd.7 (4) 0x3b0| 55 c4| U.| language: "und" 0x3be-0x3bf.7 (2) 0x3c0|00 00 |.. | quality: 0 0x3c0-0x3c1.7 (2) | | | [1]: box {} 0x3c2-0x3ee.7 (45) 0x3c0| 00 00 00 2d | ...- | size: 45 0x3c2-0x3c5.7 (4) 0x3c0| 68 64 6c 72 | hdlr | type: "hdlr" (Handler, declares the media (handler) type) 0x3c6-0x3c9.7 (4) 0x3c0| 00 | . | version: 0 0x3ca-0x3ca.7 (1) 0x3c0| 00 00 00 | ... | flags: 0 0x3cb-0x3cd.7 (3) 0x3c0| 00 00| ..| component_type: "" 0x3ce-0x3d1.7 (4) 0x3d0|00 00 |.. | 0x3d0| 73 6f 75 6e | soun | component_subtype: "soun" (Audio Track) 0x3d2-0x3d5.7 (4) 0x3d0| 00 00 00 00 | .... | component_manufacturer: "" 0x3d6-0x3d9.7 (4) 0x3d0| 00 00 00 00 | .... | component_flags: 0 0x3da-0x3dd.7 (4) 0x3d0| 00 00| ..| component_flags_mask: 0 0x3de-0x3e1.7 (4) 0x3e0|00 00 |.. | 0x3e0| 53 6f 75 6e 64 48 61 6e 64 6c 65 72 00 | SoundHandler. | component_name: "SoundHandler" 0x3e2-0x3ee.7 (13) | | | [2]: box {} 0x3ef-0x502.7 (276) 0x3e0| 00| .| size: 276 0x3ef-0x3f2.7 (4) 0x3f0|00 01 14 |... | 0x3f0| 6d 69 6e 66 | minf | type: "minf" (Media information container) 0x3f3-0x3f6.7 (4) | | | boxes: [3] 0x3f7-0x502.7 (268) | | | [0]: box {} 0x3f7-0x406.7 (16) 0x3f0| 00 00 00 10 | .... | size: 16 0x3f7-0x3fa.7 (4) 0x3f0| 73 6d 68 64 | smhd | type: "smhd" (Sound media header, overall information (sound track only)) 0x3fb-0x3fe.7 (4) 0x3f0| 00| .| data: 0000000000000000 0x3ff-0x406.7 (8) 0x400|00 00 00 00 00 00 00 |....... | | | | [1]: box {} 0x407-0x42a.7 (36) 0x400| 00 00 00 24 | ...$ | size: 36 0x407-0x40a.7 (4) 0x400| 64 69 6e 66 | dinf | type: "dinf" (Data information box, container) 0x40b-0x40e.7 (4) | | | boxes: [1] 0x40f-0x42a.7 (28) | | | [0]: box {} 0x40f-0x42a.7 (28) 0x400| 00| .| size: 28 0x40f-0x412.7 (4) 0x410|00 00 1c |... | 0x410| 64 72 65 66 | dref | type: "dref" (Data reference box, declares source(s) of media data in track) 0x413-0x416.7 (4) 0x410| 00 | . | version: 0 0x417-0x417.7 (1) 0x410| 00 00 00 | ... | flags: 0 0x418-0x41a.7 (3) 0x410| 00 00 00 01 | .... | entry_count: 1 0x41b-0x41e.7 (4) | | | boxes: [1] 0x41f-0x42a.7 (12) | | | [0]: box {} 0x41f-0x42a.7 (12) 0x410| 00| .| size: 12 0x41f-0x422.7 (4) 0x420|00 00 0c |... | 0x420| 75 72 6c 20 | url | type: "url " 0x423-0x426.7 (4) 0x420| 00 | . | version: 0 0x427-0x427.7 (1) 0x420| 00 00 01 | ... | flags: 1 0x428-0x42a.7 (3) | | | data: 0x42b-NA (0) | | | [2]: box {} 0x42b-0x502.7 (216) 0x420| 00 00 00 d8 | .... | size: 216 0x42b-0x42e.7 (4) 0x420| 73| s| type: "stbl" (Sample table box, container for the time/space map) 0x42f-0x432.7 (4) 0x430|74 62 6c |tbl | | | | boxes: [5] 0x433-0x502.7 (208) | | | [0]: box {} 0x433-0x492.7 (96) 0x430| 00 00 00 60 | ...` | size: 96 0x433-0x436.7 (4) 0x430| 73 74 73 64 | stsd | type: "stsd" (Sample descriptions (codec types, initialization etc.)) 0x437-0x43a.7 (4) 0x430| 00 | . | version: 0 0x43b-0x43b.7 (1) 0x430| 00 00 00 | ... | flags: 0 0x43c-0x43e.7 (3) 0x430| 00| .| entry_count: 1 0x43f-0x442.7 (4) 0x440|00 00 01 |... | | | | boxes: [1] 0x443-0x492.7 (80) | | | [0]: box {} 0x443-0x492.7 (80) 0x440| 00 00 00 50 | ...P | size: 80 0x443-0x446.7 (4) 0x440| 6d 70 34 61 | mp4a | type: "mp4a" 0x447-0x44a.7 (4) 0x440| 00 00 00 00 00| .....| reserved: 000000000000 0x44b-0x450.7 (6) 0x450|00 |. | 0x450| 00 01 | .. | data_reference_index: 1 0x451-0x452.7 (2) 0x450| 00 00 | .. | version: 0 0x453-0x454.7 (2) 0x450| 00 00 | .. | revision_level: 0 0x455-0x456.7 (2) 0x450| 00 00 00 00 | .... | max_packet_size: 0 0x457-0x45a.7 (4) 0x450| 00 02 | .. | num_audio_channels: 2 0x45b-0x45c.7 (2) 0x450| 00 10 | .. | sample_size: 16 0x45d-0x45e.7 (2) 0x450| 00| .| compression_id: 0 0x45f-0x460.7 (2) 0x460|00 |. | 0x460| 00 00 | .. | packet_size: 0 0x461-0x462.7 (2) 0x460| ac 44 00 00 | .D.. | sample_rate: 44100 0x463-0x466.7 (4) | | | boxes: [1] 0x467-0x492.7 (44) | | | [0]: box {} 0x467-0x492.7 (44) 0x460| 00 00 00 2c | ..., | size: 44 0x467-0x46a.7 (4) 0x460| 65 73 64 73 | esds | type: "esds" (Elementary stream descriptor) 0x46b-0x46e.7 (4) 0x460| 00| .| version: 0 0x46f-0x472.7 (4) 0x470|00 00 00 |... | | | | descriptor: {} (mpeg_es) 0x473-0x492.7 (32) 0x470| 03 | . | tag_id: "ES_DescrTag" (3) 0x473-0x473.7 (1) 0x470| 80 80 80 1b | .... | length: 27 0x474-0x477.7 (4) 0x470| 00 01 | .. | es_id: 1 0x478-0x479.7 (2) 0x470| 00 | . | stream_dependency_flag: false 0x47a-0x47a (0.1) 0x470| 00 | . | url_flag: false 0x47a.1-0x47a.1 (0.1) 0x470| 00 | . | ocr_stream_flag: false 0x47a.2-0x47a.2 (0.1) 0x470| 00 | . | stream_priority: 0 0x47a.3-0x47a.7 (0.5) | | | dec_config_descr: {} 0x47b-0x48c.7 (18) 0x470| 04 | . | tag_id: "DecoderConfigDescrTag" (4) 0x47b-0x47b.7 (1) 0x470| 80 80 80 0d| ....| length: 13 0x47c-0x47f.7 (4) 0x480|6b |k | object_type_indication: "MPEGObjectTypeMP3" (107) 0x480-0x480.7 (1) 0x480| 15 | . | stream_type: "AudioStream" (5) 0x481-0x481.5 (0.6) 0x480| 15 | . | upstream: false 0x481.6-0x481.6 (0.1) 0x480| 15 | . | specific_info_flag: true 0x481.7-0x481.7 (0.1) 0x480| 00 00 00 | ... | buffer_size_db: 0 0x482-0x484.7 (3) 0x480| 00 01 04 a2 | .... | max_bit_rate: 66722 0x485-0x488.7 (4) 0x480| 00 01 04 a2 | .... | avg_bit_rate: 66722 0x489-0x48c.7 (4) | | | sl_config_descr: {} 0x48d-0x492.7 (6) 0x480| 06 | . | tag_id: "SLConfigDescrTag" (6) 0x48d-0x48d.7 (1) 0x480| 80 80| ..| length: 1 0x48e-0x491.7 (4) 0x490|80 01 |.. | 0x490| 02 | . | data: 02 0x492-0x492.7 (1) | | | [1]: box {} 0x493-0x4b2.7 (32) 0x490| 00 00 00 20 | ... | size: 32 0x493-0x496.7 (4) 0x490| 73 74 74 73 | stts | type: "stts" (Sample time-to-sample) 0x497-0x49a.7 (4) 0x490| 00 | . | version: 0 0x49b-0x49b.7 (1) 0x490| 00 00 00 | ... | flags: 0 0x49c-0x49e.7 (3) 0x490| 00| .| entry_count: 2 0x49f-0x4a2.7 (4) 0x4a0|00 00 02 |... | | | | entries: [2] 0x4a3-0x4b2.7 (16) | | | [0]: entry {} 0x4a3-0x4aa.7 (8) 0x4a0| 00 00 00 02 | .... | count: 2 0x4a3-0x4a6.7 (4) 0x4a0| 00 00 04 80 | .... | delta: 1152 0x4a7-0x4aa.7 (4) | | | [1]: entry {} 0x4ab-0x4b2.7 (8) 0x4a0| 00 00 00 01 | .... | count: 1 0x4ab-0x4ae.7 (4) 0x4a0| 00| .| delta: 1006 0x4af-0x4b2.7 (4) 0x4b0|00 03 ee |... | | | | [2]: box {} 0x4b3-0x4ce.7 (28) 0x4b0| 00 00 00 1c | .... | size: 28 0x4b3-0x4b6.7 (4) 0x4b0| 73 74 73 63 | stsc | type: "stsc" (Sample-to-chunk, partial data-offset information) 0x4b7-0x4ba.7 (4) 0x4b0| 00 | . | version: 0 0x4bb-0x4bb.7 (1) 0x4b0| 00 00 00 | ... | flags: 0 0x4bc-0x4be.7 (3) 0x4b0| 00| .| entry_count: 1 0x4bf-0x4c2.7 (4) 0x4c0|00 00 01 |... | | | | entries: [1] 0x4c3-0x4ce.7 (12) | | | [0]: entry {} 0x4c3-0x4ce.7 (12) 0x4c0| 00 00 00 01 | .... | first_chunk: 1 0x4c3-0x4c6.7 (4) 0x4c0| 00 00 00 03 | .... | samples_per_chunk: 3 0x4c7-0x4ca.7 (4) 0x4c0| 00 00 00 01 | .... | sample_description_id: 1 0x4cb-0x4ce.7 (4) | | | [3]: box {} 0x4cf-0x4ee.7 (32) 0x4c0| 00| .| size: 32 0x4cf-0x4d2.7 (4) 0x4d0|00 00 20 |.. | 0x4d0| 73 74 73 7a | stsz | type: "stsz" (Sample sizes (framing)) 0x4d3-0x4d6.7 (4) 0x4d0| 00 | . | version: 0 0x4d7-0x4d7.7 (1) 0x4d0| 00 00 00 | ... | flags: 0 0x4d8-0x4da.7 (3) 0x4d0| 00 00 00 00 | .... | sample_size: 0 0x4db-0x4de.7 (4) 0x4d0| 00| .| entry_count: 3 0x4df-0x4e2.7 (4) 0x4e0|00 00 03 |... | | | | entries: [3] 0x4e3-0x4ee.7 (12) 0x4e0| 00 00 00 d0 | .... | [0]: size 208 0x4e3-0x4e6.7 (4) 0x4e0| 00 00 00 d1 | .... | [1]: size 209 0x4e7-0x4ea.7 (4) 0x4e0| 00 00 00 d1 | .... | [2]: size 209 0x4eb-0x4ee.7 (4) | | | [4]: box {} 0x4ef-0x502.7 (20) 0x4e0| 00| .| size: 20 0x4ef-0x4f2.7 (4) 0x4f0|00 00 14 |... | 0x4f0| 73 74 63 6f | stco | type: "stco" (Chunk offset, partial data-offset information) 0x4f3-0x4f6.7 (4) 0x4f0| 00 | . | version: 0 0x4f7-0x4f7.7 (1) 0x4f0| 00 00 00 | ... | flags: 0 0x4f8-0x4fa.7 (3) 0x4f0| 00 00 00 01 | .... | entry_count: 1 0x4fb-0x4fe.7 (4) | | | entries: [1] 0x4ff-0x502.7 (4) 0x4f0| 00| .| [0]: chunk_offset 44 0x4ff-0x502.7 (4) 0x500|00 00 2c |.., | | | | [2]: box {} 0x503-0x564.7 (98) 0x500| 00 00 00 62 | ...b | size: 98 0x503-0x506.7 (4) 0x500| 75 64 74 61 | udta | type: "udta" (User-data) 0x507-0x50a.7 (4) | | | boxes: [1] 0x50b-0x564.7 (90) | | | [0]: box {} 0x50b-0x564.7 (90) 0x500| 00 00 00 5a | ...Z | size: 90 0x50b-0x50e.7 (4) 0x500| 6d| m| type: "meta" (Metadata container) 0x50f-0x512.7 (4) 0x510|65 74 61 |eta | 0x510| 00 00 00 00 | .... | maybe_flags: 0 0x513-0x516.7 (4) | | | boxes: [2] 0x517-0x564.7 (78) | | | [0]: box {} 0x517-0x537.7 (33) 0x510| 00 00 00 21 | ...! | size: 33 0x517-0x51a.7 (4) 0x510| 68 64 6c 72 | hdlr | type: "hdlr" (Handler, declares the media (handler) type) 0x51b-0x51e.7 (4) 0x510| 00| .| version: 0 0x51f-0x51f.7 (1) 0x520|00 00 00 |... | flags: 0 0x520-0x522.7 (3) 0x520| 00 00 00 00 | .... | component_type: "" 0x523-0x526.7 (4) 0x520| 6d 64 69 72 | mdir | component_subtype: "mdir" (Metadata) 0x527-0x52a.7 (4) 0x520| 61 70 70 6c | appl | component_manufacturer: "appl" 0x52b-0x52e.7 (4) 0x520| 00| .| component_flags: 0 0x52f-0x532.7 (4) 0x530|00 00 00 |... | 0x530| 00 00 00 00 | .... | component_flags_mask: 0 0x533-0x536.7 (4) 0x530| 00 | . | component_name: "" 0x537-0x537.7 (1) | | | [1]: box {} 0x538-0x564.7 (45) 0x530| 00 00 00 2d | ...- | size: 45 0x538-0x53b.7 (4) 0x530| 69 6c 73 74| ilst| type: "ilst" 0x53c-0x53f.7 (4) | | | boxes: [1] 0x540-0x564.7 (37) | | | [0]: box {} 0x540-0x564.7 (37) 0x540|00 00 00 25 |...% | size: 37 0x540-0x543.7 (4) 0x540| a9 74 6f 6f | .too | type: "\xa9too" 0x544-0x547.7 (4) | | | boxes: [1] 0x548-0x564.7 (29) | | | [0]: box {} 0x548-0x564.7 (29) 0x540| 00 00 00 1d | .... | size: 29 0x548-0x54b.7 (4) 0x540| 64 61 74 61| data| type: "data" 0x54c-0x54f.7 (4) 0x550|00 |. | version: 0 0x550-0x550.7 (1) 0x550| 00 00 01 | ... | flags: 1 0x551-0x553.7 (3) 0x550| 00 00 00 00 | .... | reserved: 0 0x554-0x557.7 (4) 0x550| 4c 61 76 66 35 38 2e 34| Lavf58.4| data: "Lavf58.45.100" 0x558-0x564.7 (13) 0x560|35 2e 31 30 30| |5.100| | | | | tracks: [1] 0x2c-0x29d.7 (626) | | | [0]: track {} 0x2c-0x29d.7 (626) | | | samples: [3] 0x2c-0x29d.7 (626) | | | [0]: sample {} (mp3_frame) 0x2c-0xfb.7 (208) | | | header: {} 0x2c-0x2f.7 (4) 0x020| ff fb | .. | sync: "Correct" (0x7ff) 0x2c-0x2d.2 (1.3) 0x020| fb | . | mpeg_version: "MPEG Version 1" (1) 0x2d.3-0x2d.4 (0.2) 0x020| fb | . | layer: "Layer 3" (3) 0x2d.5-0x2d.6 (0.2) | | | sample_count: 1152 0x2d.7-NA (0) 0x020| fb | . | protection: "Not protected" (true) 0x2d.7-0x2d.7 (0.1) 0x020| 50 | P | bitrate: 64000 0x2e-0x2e.3 (0.4) 0x020| 50 | P | sample_rate: 44100 0x2e.4-0x2e.5 (0.2) 0x020| 50 | P | padding: "Not padded" (0b0) 0x2e.6-0x2e.6 (0.1) 0x020| 50 | P | private: 0 0x2e.7-0x2e.7 (0.1) 0x020| c4| .| channels: "Mono" (0b11) 0x2f-0x2f.1 (0.2) 0x020| c4| .| channel_mode: "None" (0b0) 0x2f.2-0x2f.3 (0.2) 0x020| c4| .| copyright: 0 0x2f.4-0x2f.4 (0.1) 0x020| c4| .| original: 1 0x2f.5-0x2f.5 (0.1) 0x020| c4| .| emphasis: "None" (0b0) 0x2f.6-0x2f.7 (0.2) | | | side_info: {} 0x30-0x40.7 (17) 0x030|00 00 |.. | main_data_end: 0 0x30-0x31 (1.1) 0x030| 00 | . | private_bits: 0 0x31.1-0x31.5 (0.5) 0x030| 00 0a | .. | share0: 0 0x31.6-0x32.1 (0.4) | | | granules: [2] 0x32.2-0x40.7 (14.6) | | | [0]: granule {} 0x32.2-0x39.4 (7.3) | | | channels: [1] 0x32.2-0x39.4 (7.3) | | | [0]: channel {} 0x32.2-0x39.4 (7.3) 0x030| 0a 2c | ., | part2_3_length: 651 0x32.2-0x33.5 (1.4) 0x030| 2c 43 | ,C | big_values: 33 0x33.6-0x34.6 (1.1) 0x030| 43 2e | C. | global_gain: 151 0x34.7-0x35.6 (1) 0x030| 2e 55 | .U | scalefac_compress: 2 0x35.7-0x36.2 (0.4) 0x030| 55 | U | blocksplit_flag: 1 0x36.3-0x36.3 (0.1) 0x030| 55 | U | block_type: "start block" (1) 0x36.4-0x36.5 (0.2) 0x030| 55 | U | switch_point: 0 0x36.6-0x36.6 (0.1) 0x030| 55 94 | U. | table_select0: 25 0x36.7-0x37.3 (0.5) 0x030| 94 80 | .. | table_select1: 9 0x37.4-0x38 (0.5) 0x030| 80 | . | subblock_gain0: 0 0x38.1-0x38.3 (0.3) 0x030| 80 | . | subblock_gain1: 0 0x38.4-0x38.6 (0.3) 0x030| 80 01 | .. | subblock_gain2: 0 0x38.7-0x39.1 (0.3) 0x030| 01 | . | preflag: 0 0x39.2-0x39.2 (0.1) 0x030| 01 | . | scalefac_scale: 0 0x39.3-0x39.3 (0.1) 0x030| 01 | . | count1table_select: 0 0x39.4-0x39.4 (0.1) | | | [1]: granule {} 0x39.5-0x40.7 (7.3) | | | channels: [1] 0x39.5-0x40.7 (7.3) | | | [0]: channel {} 0x39.5-0x40.7 (7.3) 0x030| 01 81 15 | ... | part2_3_length: 770 0x39.5-0x3b (1.4) 0x030| 15 66 | .f | big_values: 85 0x3b.1-0x3c.1 (1.1) 0x030| 66 23 | f# | global_gain: 152 0x3c.2-0x3d.1 (1) 0x030| 23 | # | scalefac_compress: 8 0x3d.2-0x3d.5 (0.4) 0x030| 23 | # | blocksplit_flag: 1 0x3d.6-0x3d.6 (0.1) 0x030| 23 3a | #: | block_type: "3 short windows" (2) 0x3d.7-0x3e (0.2) 0x030| 3a | : | switch_point: 0 0x3e.1-0x3e.1 (0.1) 0x030| 3a | : | table_select0: 29 0x3e.2-0x3e.6 (0.5) 0x030| 3a d0| :.| table_select1: 13 0x3e.7-0x3f.3 (0.5) 0x030| d0| .| subblock_gain0: 0 0x3f.4-0x3f.6 (0.3) 0x030| d0| .| subblock_gain1: 0 0x3f.7-0x40.1 (0.3) 0x040|00 |. | 0x040|00 |. | subblock_gain2: 0 0x40.2-0x40.4 (0.3) 0x040|00 |. | preflag: 0 0x40.5-0x40.5 (0.1) 0x040|00 |. | scalefac_scale: 0 0x40.6-0x40.6 (0.1) 0x040|00 |. | count1table_select: 0 0x40.7-0x40.7 (0.1) 0x040| 07 aa c3 8e 33 85 d3 64 f1 a1 c1 08 1c 58 1f| ....3..d.....X.| data: 07aac38e3385d364f1a1c1081c581f5e... 0x41-0xfb.7 (187) 0x050|5e 1f 18 1c 46 04 1e 89 e5 b3 2e 5a 0f a8 3b 13|^...F......Z..;.| * |until 0xfb.7 (187) | | | | | other_data: 0xfc-NA (0) | | | crc_calculated: 2e0a 0xfc-NA (0) | | | [1]: sample {} (mp3_frame) 0xfc-0x1cc.7 (209) | | | header: {} 0xfc-0xff.7 (4) 0x0f0| ff fb | .. | sync: "Correct" (0x7ff) 0xfc-0xfd.2 (1.3) 0x0f0| fb | . | mpeg_version: "MPEG Version 1" (1) 0xfd.3-0xfd.4 (0.2) 0x0f0| fb | . | layer: "Layer 3" (3) 0xfd.5-0xfd.6 (0.2) | | | sample_count: 1152 0xfd.7-NA (0) 0x0f0| fb | . | protection: "Not protected" (true) 0xfd.7-0xfd.7 (0.1) 0x0f0| 52 | R | bitrate: 64000 0xfe-0xfe.3 (0.4) 0x0f0| 52 | R | sample_rate: 44100 0xfe.4-0xfe.5 (0.2) 0x0f0| 52 | R | padding: "Padded" (0b1) 0xfe.6-0xfe.6 (0.1) 0x0f0| 52 | R | private: 0 0xfe.7-0xfe.7 (0.1) 0x0f0| c4| .| channels: "Mono" (0b11) 0xff-0xff.1 (0.2) 0x0f0| c4| .| channel_mode: "None" (0b0) 0xff.2-0xff.3 (0.2) 0x0f0| c4| .| copyright: 0 0xff.4-0xff.4 (0.1) 0x0f0| c4| .| original: 1 0xff.5-0xff.5 (0.1) 0x0f0| c4| .| emphasis: "None" (0b0) 0xff.6-0xff.7 (0.2) | | | side_info: {} 0x100-0x110.7 (17) 0x100|04 82 |.. | main_data_end: 9 0x100-0x101 (1.1) 0x100| 82 | . | private_bits: 0 0x101.1-0x101.5 (0.5) 0x100| 82 0a | .. | share0: 8 0x101.6-0x102.1 (0.4) | | | granules: [2] 0x102.2-0x110.7 (14.6) | | | [0]: granule {} 0x102.2-0x109.4 (7.3) | | | channels: [1] 0x102.2-0x109.4 (7.3) | | | [0]: channel {} 0x102.2-0x109.4 (7.3) 0x100| 0a 60 | .` | part2_3_length: 664 0x102.2-0x103.5 (1.4) 0x100| 60 21 | `! | big_values: 16 0x103.6-0x104.6 (1.1) 0x100| 21 10 | !. | global_gain: 136 0x104.7-0x105.6 (1) 0x100| 10 bd | .. | scalefac_compress: 5 0x105.7-0x106.2 (0.4) 0x100| bd | . | blocksplit_flag: 1 0x106.3-0x106.3 (0.1) 0x100| bd | . | block_type: "end" (3) 0x106.4-0x106.5 (0.2) 0x100| bd | . | switch_point: 0 0x106.6-0x106.6 (0.1) 0x100| bd f1 | .. | table_select0: 31 0x106.7-0x107.3 (0.5) 0x100| f1 00 | .. | table_select1: 2 0x107.4-0x108 (0.5) 0x100| 00 | . | subblock_gain0: 0 0x108.1-0x108.3 (0.3) 0x100| 00 | . | subblock_gain1: 0 0x108.4-0x108.6 (0.3) 0x100| 00 01 | .. | subblock_gain2: 0 0x108.7-0x109.1 (0.3) 0x100| 01 | . | preflag: 0 0x109.2-0x109.2 (0.1) 0x100| 01 | . | scalefac_scale: 0 0x109.3-0x109.3 (0.1) 0x100| 01 | . | count1table_select: 0 0x109.4-0x109.4 (0.1) | | | [1]: granule {} 0x109.5-0x110.7 (7.3) | | | channels: [1] 0x109.5-0x110.7 (7.3) | | | [0]: channel {} 0x109.5-0x110.7 (7.3) 0x100| 01 59 04 | .Y. | part2_3_length: 690 0x109.5-0x10b (1.4) 0x100| 04 a1 | .. | big_values: 18 0x10b.1-0x10c.1 (1.1) 0x100| a1 e2 | .. | global_gain: 135 0x10c.2-0x10d.1 (1) 0x100| e2 | . | scalefac_compress: 8 0x10d.2-0x10d.5 (0.4) 0x100| e2 | . | blocksplit_flag: 1 0x10d.6-0x10d.6 (0.1) 0x100| e2 be | .. | block_type: "start block" (1) 0x10d.7-0x10e (0.2) 0x100| be | . | switch_point: 0 0x10e.1-0x10e.1 (0.1) 0x100| be | . | table_select0: 31 0x10e.2-0x10e.6 (0.5) 0x100| be 20| . | table_select1: 2 0x10e.7-0x10f.3 (0.5) 0x100| 20| | subblock_gain0: 0 0x10f.4-0x10f.6 (0.3) 0x100| 20| | subblock_gain1: 0 0x10f.7-0x110.1 (0.3) 0x110|00 |. | 0x110|00 |. | subblock_gain2: 0 0x110.2-0x110.4 (0.3) 0x110|00 |. | preflag: 0 0x110.5-0x110.5 (0.1) 0x110|00 |. | scalefac_scale: 0 0x110.6-0x110.6 (0.1) 0x110|00 |. | count1table_select: 0 0x110.7-0x110.7 (0.1) 0x110| 01 d9 81 38 05 c9 80 20 04 f1 80 8e 07 01 96| ...8... .......| data: 01d9813805c9802004f1808e070196d2... 0x111-0x1c2.7 (178) 0x120|d2 b0 19 91 ec 2a 39 85 70 0d c9 82 90 07 39 81|.....*9.p.....9.| * |until 0x1c2.7 (178) | | 0x1c0| 85 | . | padding_byte: 85 0x1c3-0x1c3.7 (1) 0x1c0| 62 08 3d a0 52 36 7f 26 17 | b.=.R6.&. | other_data: 62083da052367f2617 0x1c4-0x1cc.7 (9) | | | crc_calculated: 9950 0x1cd-NA (0) | | | [2]: sample {} (mp3_frame) 0x1cd-0x29d.7 (209) | | | header: {} 0x1cd-0x1d0.7 (4) 0x1c0| ff fb | .. | sync: "Correct" (0x7ff) 0x1cd-0x1ce.2 (1.3) 0x1c0| fb | . | mpeg_version: "MPEG Version 1" (1) 0x1ce.3-0x1ce.4 (0.2) 0x1c0| fb | . | layer: "Layer 3" (3) 0x1ce.5-0x1ce.6 (0.2) | | | sample_count: 1152 0x1ce.7-NA (0) 0x1c0| fb | . | protection: "Not protected" (true) 0x1ce.7-0x1ce.7 (0.1) 0x1c0| 52| R| bitrate: 64000 0x1cf-0x1cf.3 (0.4) 0x1c0| 52| R| sample_rate: 44100 0x1cf.4-0x1cf.5 (0.2) 0x1c0| 52| R| padding: "Padded" (0b1) 0x1cf.6-0x1cf.6 (0.1) 0x1c0| 52| R| private: 0 0x1cf.7-0x1cf.7 (0.1) 0x1d0|c4 |. | channels: "Mono" (0b11) 0x1d0-0x1d0.1 (0.2) 0x1d0|c4 |. | channel_mode: "None" (0b0) 0x1d0.2-0x1d0.3 (0.2) 0x1d0|c4 |. | copyright: 0 0x1d0.4-0x1d0.4 (0.1) 0x1d0|c4 |. | original: 1 0x1d0.5-0x1d0.5 (0.1) 0x1d0|c4 |. | emphasis: "None" (0b0) 0x1d0.6-0x1d0.7 (0.2) | | | side_info: {} 0x1d1-0x1e1.7 (17) 0x1d0| 0d 80 | .. | main_data_end: 27 0x1d1-0x1d2 (1.1) 0x1d0| 80 | . | private_bits: 0 0x1d2.1-0x1d2.5 (0.5) 0x1d0| 80 0d | .. | share0: 0 0x1d2.6-0x1d3.1 (0.4) | | | granules: [2] 0x1d3.2-0x1e1.7 (14.6) | | | [0]: granule {} 0x1d3.2-0x1da.4 (7.3) | | | channels: [1] 0x1d3.2-0x1da.4 (7.3) | | | [0]: channel {} 0x1d3.2-0x1da.4 (7.3) 0x1d0| 0d e4 | .. | part2_3_length: 889 0x1d3.2-0x1d4.5 (1.4) 0x1d0| e4 c9 | .. | big_values: 100 0x1d4.6-0x1d5.6 (1.1) 0x1d0| c9 7b | .{ | global_gain: 189 0x1d5.7-0x1d6.6 (1) 0x1d0| 7b f9 | {. | scalefac_compress: 15 0x1d6.7-0x1d7.2 (0.4) 0x1d0| f9 | . | blocksplit_flag: 1 0x1d7.3-0x1d7.3 (0.1) 0x1d0| f9 | . | block_type: "3 short windows" (2) 0x1d7.4-0x1d7.5 (0.2) 0x1d0| f9 | . | switch_point: 0 0x1d7.6-0x1d7.6 (0.1) 0x1d0| f9 89 | .. | table_select0: 24 0x1d7.7-0x1d8.3 (0.5) 0x1d0| 89 84 | .. | table_select1: 19 0x1d8.4-0x1d9 (0.5) 0x1d0| 84 | . | subblock_gain0: 0 0x1d9.1-0x1d9.3 (0.3) 0x1d0| 84 | . | subblock_gain1: 2 0x1d9.4-0x1d9.6 (0.3) 0x1d0| 84 91 | .. | subblock_gain2: 2 0x1d9.7-0x1da.1 (0.3) 0x1d0| 91 | . | preflag: 0 0x1da.2-0x1da.2 (0.1) 0x1d0| 91 | . | scalefac_scale: 1 0x1da.3-0x1da.3 (0.1) 0x1d0| 91 | . | count1table_select: 0 0x1da.4-0x1da.4 (0.1) | | | [1]: granule {} 0x1da.5-0x1e1.7 (7.3) | | | channels: [1] 0x1da.5-0x1e1.7 (7.3) | | | [0]: channel {} 0x1da.5-0x1e1.7 (7.3) 0x1d0| 91 30 8d | .0. | part2_3_length: 609 0x1da.5-0x1dc (1.4) 0x1d0| 8d a3 | .. | big_values: 54 0x1dc.1-0x1dd.1 (1.1) 0x1d0| a3 03 | .. | global_gain: 140 0x1dd.2-0x1de.1 (1) 0x1d0| 03 | . | scalefac_compress: 0 0x1de.2-0x1de.5 (0.4) 0x1d0| 03 | . | blocksplit_flag: 1 0x1de.6-0x1de.6 (0.1) 0x1d0| 03 b2| ..| block_type: "end" (3) 0x1de.7-0x1df (0.2) 0x1d0| b2| .| switch_point: 0 0x1df.1-0x1df.1 (0.1) 0x1d0| b2| .| table_select0: 25 0x1df.2-0x1df.6 (0.5) 0x1d0| b2| .| table_select1: 15 0x1df.7-0x1e0.3 (0.5) 0x1e0|f0 |. | 0x1e0|f0 |. | subblock_gain0: 0 0x1e0.4-0x1e0.6 (0.3) 0x1e0|f0 00 |.. | subblock_gain1: 0 0x1e0.7-0x1e1.1 (0.3) 0x1e0| 00 | . | subblock_gain2: 0 0x1e1.2-0x1e1.4 (0.3) 0x1e0| 00 | . | preflag: 0 0x1e1.5-0x1e1.5 (0.1) 0x1e0| 00 | . | scalefac_scale: 0 0x1e1.6-0x1e1.6 (0.1) 0x1e0| 00 | . | count1table_select: 0 0x1e1.7-0x1e1.7 (0.1) 0x1e0| 53 ca 1e 59 fd 29 ba 0b 84 d4 8a f8 8d cb| S..Y.)........| data: 53ca1e59fd29ba0b84d48af88dcba077... 0x1e2-0x281.7 (160) 0x1f0|a0 77 10 07 47 8b 8c 7b 2e 82 33 01 c4 c0 04 9f|.w..G..{..3.....| * |until 0x281.7 (160) | | 0x280| 6a | j | padding_byte: 6a 0x282-0x282.7 (1) 0x280| 4c 41 4d 45 33 2e 31 30 30 aa aa aa aa| LAME3.100....| other_data: 4c414d45332e313030aaaaaaaaaaaaaa... 0x283-0x29d.7 (27) 0x290|aa aa aa aa aa aa aa aa aa aa aa aa aa aa |.............. | | | | crc_calculated: c36b 0x29e-NA (0)