影片檔內嵌資訊中，視訊長度與音訊長度不同的問題
不知道該發在哪裡，於是發在這邊請教大家。下面是某個影片的內嵌資訊；拆成視訊跟2個音訊，還有內嵌字幕等訊息。
其中影片資訊顯示長度為 2 h 0 min
但視訊跟音訊1的長度顯示為 1 h 56 min
而音訊2的長度則是 2 h 0 min。
……這個意思是，若選用音訊2，影片播放速度會配合延展，觀看影片的時間會比選用音訊1多4分鐘嗎？{:1_548:}
沒有這方面的經驗，還盼大家賜教！感謝～ <O>
General
Unique ID : 386250977346853399850562722860078158 (0x4A63A4BAE8F9CEC800920E6D3F944E)
Format : Matroska
Format version : Version 4
File size : 4.47 GiB
Duration : 2 h 0 min
Overall bit rate : 5 313 kb/s
Movie name : Demon Slayer The Movie - Mugen Train
Encoded date : UTC 2021-06-17 01:22:27
Writing application : mkvmerge v54.0.0 ('F Maj Pixie') 64-bit
Writing library : libebml v1.4.2 + libmatroska v1.6.3
Cover : Yes
Attachments : arial.ttf / ZEKTON RG.TTF / BLUE HIGHWAY LINOCUT.TTF / Taibaijan Bold Italic.otf / Taibaijan Bold.otf / Taibaijan Italic.otf / Waterlily Script.ttf / Taibaijan.otf / Satanyc Demoniac St.ttf / Broken.otf / Snowy Season.ttf / Thundercover.otf / Brushstrike trial.ttf / COOKIE-REGULAR.TTF
Video
ID : 1
Format : HEVC
Format/Info : High Efficiency Video Coding
Format profile : Main [email protected]@High
Codec ID : V_MPEGH/ISO/HEVC
Duration : 1 h 56 min
Bit rate : 3 771 kb/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 : 10 bits
Bits/(Pixel*Frame) : 0.076
Stream size : 3.08 GiB (69%)
Writing library : x265 3.2.1+1-b5c86a64bbbe: 10bit
Encoding settings : cpuid=1111039 / frame-threads=4 / numa-pools=16 / wpp / no-pmode / no-pme / no-psnr / ssim / log-level=2 / input-csp=1 / input-res=1920x1080 / interlace=0 / total-frames=0 / level-idc=41 / high-tier=1 / uhd-bd=0 / ref=3 / no-allow-non-conformance / no-repeat-headers / annexb / no-aud / no-hrd / info / hash=0 / no-temporal-layers / open-gop / min-keyint=24 / keyint=240 / gop-lookahead=0 / bframes=8 / b-adapt=2 / b-pyramid / bframe-bias=0 / rc-lookahead=20 / lookahead-slices=6 / scenecut=40 / radl=0 / no-splice / no-intra-refresh / ctu=64 / min-cu-size=8 / no-rect / no-amp / max-tu-size=32 / tu-inter-depth=1 / tu-intra-depth=1 / limit-tu=0 / rdoq-level=0 / dynamic-rd=0.00 / no-ssim-rd / signhide / no-tskip / nr-intra=0 / nr-inter=0 / no-constrained-intra / strong-intra-smoothing / max-merge=3 / limit-refs=1 / no-limit-modes / me=1 / subme=2 / merange=57 / temporal-mvp / no-hme / weightp / no-weightb / no-analyze-src-pics / deblock=0:0 / sao / no-sao-non-deblock / rd=3 / selective-sao=4 / early-skip / rskip / no-fast-intra / no-tskip-fast / no-cu-lossless / b-intra / no-splitrd-skip / rdpenalty=0 / psy-rd=1.50 / psy-rdoq=0.00 / no-rd-refine / no-lossless / cbqpoffs=0 / crqpoffs=0 / rc=crf / crf=17.0 / qcomp=0.60 / qpstep=4 / stats-write=0 / stats-read=0 / vbv-maxrate=50000 / vbv-bufsize=50000 / vbv-init=0.9 / crf-max=0.0 / crf-min=0.0 / ipratio=1.40 / pbratio=1.30 / aq-mode=3 / aq-strength=1.00 / cutree / zone-count=0 / no-strict-cbr / qg-size=32 / no-rc-grain / qpmax=69 / qpmin=0 / no-const-vbv / sar=1 / overscan=0 / videoformat=5 / range=0 / colorprim=1 / transfer=1 / colormatrix=1 / chromaloc=0 / display-window=0 / cll=0,0 / min-luma=0 / max-luma=1023 / log2-max-poc-lsb=8 / vui-timing-info / vui-hrd-info / slices=1 / no-opt-qp-pps / no-opt-ref-list-length-pps / no-multi-pass-opt-rps / scenecut-bias=0.05 / no-opt-cu-delta-qp / no-aq-motion / no-hdr / no-hdr-opt / no-dhdr10-opt / no-idr-recovery-sei / analysis-reuse-level=5 / scale-factor=0 / refine-intra=0 / refine-inter=0 / refine-mv=1 / refine-ctu-distortion=0 / limit-sao / ctu-info=0 / no-lowpass-dct / refine-analysis-type=0 / copy-pic=1 / max-ausize-factor=1.0 / no-dynamic-refine / no-single-sei / no-hevc-aq / no-svt / no-field / qp-adaptation-range=1.00
Default : Yes
Forced : No
Color range : Limited
Color primaries : BT.709
Transfer characteristics : BT.709
Matrix coefficients : BT.709
Audio #1
ID : 2
Format : DTS
Format/Info : Digital Theater Systems
Codec ID : A_DTS
Duration : 1 h 56 min
Bit rate mode : Constant
Bit rate : 1 509 kb/s
Channel(s) : 6 channels
Channel layout : C L R Ls Rs LFE
Sampling rate : 48.0 kHz
Frame rate : 93.750 FPS (512 SPF)
Bit depth : 24 bits
Compression mode : Lossy
Delay relative to video : -23 ms
Stream size : 1.23 GiB (28%)
Title : Bluray Audio
Language : Japanese
Default : Yes
Forced : No
Audio #2
ID : 3
Format : AAC LC
Format/Info : Advanced Audio Codec Low Complexity
Codec ID : A_AAC-2
Duration : 2 h 0 min
Bit rate : 186 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 44.1 kHz
Frame rate : 43.066 FPS (1024 SPF)
Compression mode : Lossy
Delay relative to video : -23 ms
Stream size : 161 MiB (4%)
Title : WebRip Audio
Language : English
Default : No
Forced : No
Text
ID : 4
Format : ASS
Codec ID : S_TEXT/ASS
Codec ID/Info : Advanced Sub Station Alpha
Duration : 1 h 55 min
Bit rate : 87 b/s
Count of elements : 1478
Compression mode : Lossless
Stream size : 74.6 KiB (0%)
Title : AU Dialogue
Language : English
Default : Yes
Forced : No
厲害了，了不起。
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