В раздаче 3 одинаковых по содержанию, но разные по тех. параметрам / формату (разрешение / кодеки) файла.

1080p

General
Unique ID: 322061186561438549596738067075702331899 (0xF24ABA72ADB5AA0ABACA6B6ECB9619FB)
Complete name: E:MARINE LIFE FHD-8KMARINE LIFE 1080p.mkv
Format: Matroska
Format version: Version 4
File size: 855 MiB
Duration: 30 min 0 s
Overall bit rate: 3 985 kb/s
Encoded date: UTC 2022-10-03 12:19:01
Writing application: mkvmerge v69.0.0 ('Day And Age') 64-bit
Writing library: libebml v1.4.2 + libmatroska v1.6.4

Video
ID: 1
Format: AVC
Format/Info: Advanced Video Codec
Format profile: High@L4
Format settings: CABAC / 3 Ref Frames
Format settings, CABAC: Yes
Format settings, ReFrames: 3 frames
Codec ID: V_MPEG4/ISO/AVC
Duration: 30 min 0 s
Bit rate: 3 791 kb/s
Width: 1 920 pixels
Height: 1 080 pixels
Display aspect ratio: 16:9
Frame rate mode: Constant
Frame rate: 30.000 FPS
Color space: YUV
Chroma subsampling: 4:2:0
Bit depth: 8 bits
Scan type: Progressive
Bits/(Pixel*Frame): 0.061
Stream size: 814 MiB (95%)
Writing library: x264 core 155 r2901 7d0ff22
Default: Yes
Forced: No
Color range: Limited
Color primaries: BT.709
Transfer characteristics: BT.709
Matrix coefficients: BT.709

Audio
ID: 2
Format: AC-3
Format/Info: Audio Coding 3
Commercial name: Dolby Digital
Codec ID: A_AC3
Duration: 30 min 0 s
Bit rate mode: Constant
Bit rate: 192 kb/s
Channel(s): 2 channels
Channel layout: L R
Sampling rate: 48.0 kHz
Frame rate: 31.250 FPS (1536 SPF)
Bit depth: 16 bits
Compression mode: Lossy
Stream size: 41.2 MiB (5%)
Service kind: Complete Main
Default: Yes
Forced: No
-----------------------------------------------------------------
2160p

General
Unique ID: 149199974034668065308793321919407727009 (0x703EDEA9370C8DE0B915AFF475C421A1)
Complete name: E:MARINE LIFE FHD-8KMARINE LIFE 2160p.mkv
Format: Matroska
Format version: Version 4
File size: 3.02 GiB
Duration: 30 min 0 s
Overall bit rate: 14.4 Mb/s
Encoded date: UTC 2022-10-03 12:19:08
Writing application: mkvmerge v69.0.0 ('Day And Age') 64-bit
Writing library: libebml v1.4.2 + libmatroska v1.6.4

Video
ID: 1
Format: AV1
Format/Info: AOMedia Video 1
Codec ID: V_AV1
Duration: 30 min 0 s
Bit rate: 14.2 Mb/s
Width: 3 840 pixels
Height: 2 160 pixels
Display aspect ratio: 16:9
Frame rate mode: Constant
Frame rate: 30.000 FPS
Bits/(Pixel*Frame): 0.057
Stream size: 2.98 GiB (99%)
Default: Yes
Forced: No

Audio
ID: 2
Format: AC-3
Format/Info: Audio Coding 3
Commercial name: Dolby Digital
Codec ID: A_AC3
Duration: 30 min 0 s
Bit rate mode: Constant
Bit rate: 192 kb/s
Channel(s): 2 channels
Channel layout: L R
Sampling rate: 48.0 kHz
Frame rate: 31.250 FPS (1536 SPF)
Bit depth: 16 bits
Compression mode: Lossy
Stream size: 41.2 MiB (1%)
Service kind: Complete Main
Default: Yes
Forced: No
-------------------------------------------------------
4320p

General
Unique ID: 28350996397479854135098099611124596619 (0x1554340AE99C110DF37C5FC6902B7F8B)
Complete name: E:MARINE LIFE FHD-8KMARINE LIFE 4320p.mkv
Format: Matroska
Format version: Version 4
File size: 6.39 GiB
Duration: 30 min 0 s
Overall bit rate: 30.5 Mb/s
Encoded date: UTC 2022-10-03 12:19:57
Writing application: mkvmerge v69.0.0 ('Day And Age') 64-bit
Writing library: libebml v1.4.2 + libmatroska v1.6.4

Video
ID: 1
Format: AV1
Format/Info: AOMedia Video 1
Codec ID: V_AV1
Duration: 30 min 0 s
Bit rate: 30.3 Mb/s
Width: 7 680 pixels
Height: 4 320 pixels
Display aspect ratio: 16:9
Frame rate mode: Constant
Frame rate: 30.000 FPS
Bits/(Pixel*Frame): 0.030
Stream size: 6.35 GiB (99%)
Default: Yes
Forced: No

Audio
ID: 2
Format: AC-3
Format/Info: Audio Coding 3
Commercial name: Dolby Digital
Codec ID: A_AC3
Duration: 30 min 0 s
Bit rate mode: Constant
Bit rate: 192 kb/s
Channel(s): 2 channels
Channel layout: L R
Sampling rate: 48.0 kHz
Frame rate: 31.250 FPS (1536 SPF)
Bit depth: 16 bits
Compression mode: Lossy
Stream size: 41.2 MiB (1%)
Service kind: Complete Main
Default: Yes
Forced: No