2016-10-20, 14:38
Most Dolby and DTS samples I've seen, and audio in actual BD rips, have a sampling rate of 48kHz (let alone 96 or even 192kHz). Here's a recent DTS:X clip's MediaInfo...
Above is 24-bit though, which is likely resampled to 16-bit based on what we've learned as @wrxtasy pointed out.
Code:
General
Unique ID : 195902915320325220203334824460634764463 (0x93618771D7268683B1218011E10B34AF)
Complete name : Y:\AV Test Clips\HD Audio Tests\DTS-X Gravity.mkv
Format : Matroska
Format version : Version 4 / Version 2
File size : 294 MiB
Duration : 1 min 26 s
Overall bit rate mode : Variable
Overall bit rate : 28.4 Mb/s
Encoded date : UTC 2016-06-24 12:39:45
Writing application : mkvmerge v9.2.0 ('Photograph') 64bit
Writing library : libebml v1.3.3 + libmatroska v1.4.4
Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : [email protected]
Format settings, CABAC : Yes
Format settings, ReFrames : 4 frames
Codec ID : V_MPEG4/ISO/AVC
Duration : 1 min 26 s
Bit rate mode : Variable
Bit rate : 22.2 Mb/s
Maximum bit rate : 26.5 Mb/s
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 23.976 (24000/1001) FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.446
Stream size : 229 MiB (78%)
Default : Yes
Forced : No
Audio
ID : 2
Format : DTS
Format/Info : Digital Theater Systems
Format profile : X / MA / Core
Mode : 16
Format settings, Endianness : Big
Codec ID : A_DTS
Duration : 1 min 26 s
Bit rate mode : Variable / Variable / Constant
Bit rate : 6 199 kb/s / 6 199 kb/s / 1 509 kb/s
Channel(s) : Object Based / 8 channels / 6 channels
Channel positions : Object Based / Front: L C R, Side: L R, Back: L R, LFE / Front: L C R, Side: L R, LFE
Sampling rate : / 48.0 kHz / 48.0 kHz
Frame rate : 93.750 FPS (512 spf)
Bit depth : / 24 bits / 24 bits
Compression mode : / Lossless / Lossy
Stream size : 64.1 MiB (22%)
Default : Yes
Forced : No
Above is 24-bit though, which is likely resampled to 16-bit based on what we've learned as @wrxtasy pointed out.