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2022-3-6 15:37 |
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本帖最后由 shadows 于 2022-11-4 19:15 编辑
用MediaInfo看一下就知道了，是视频内容的体积占大头，内封字幕没什么影响。
10bit hevc 内封字幕 mkv版视频流的体积683 MiB (97%)，至于为什么会这么大，等一个大佬来讲解
- Video
- ID : 1
- Format : HEVC
- Format/Info : High Efficiency Video Coding
- Format profile : Main 10@L4@High
- Codec ID : V_MPEGH/ISO/HEVC
- Duration : 23 min 40 s
- Bit rate : 4 034 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) : 0.081
- Stream size : 683 MiB (97%)
- Writing library : x265 3.5+2-g2b25c9ba0+45:[Windows][GCC 10.2.0][64 bit] Yuuki 10bit+8bit+12bit
- Encoding settings : rc=crf / crf=18.0000 / qcomp=0.65 / qpstep=4 / stats-write=0 / stats-read=0 / vbv-maxrate=24000 / vbv-bufsize=30000 / vbv-init=0.9 / min-vbv-fullness=50.0 / max-vbv-fullness=80.0 / crf-max=0.0 / crf-min=0.0 / no-lossless / no-cu-lossless / aq-mode=3 / aq-strength=0.80 / cbqpoffs=-2 / crqpoffs=-2 / ipratio=1.40 / pbratio=1.20 / psy-rd=1.50 / psy-rdoq=0.80 / deblock=-1:-1 / ref=4 / limit-refs=1 / limit-modes / bframes=6 / b-adapt=2 / bframe-bias=0 / b-pyramid / b-intra / weightp / weightb / min-keyint=1 / max-keyint=240 / rc-lookahead=80 / gop-lookahead=0 / scenecut=40 / hist-scenecut=0 / radl=0 / max-cu-size=32 / min-cu-size=8 / me=3 / subme=4 / merange=36 / rdoq-level=1 / rd=4 / rdpenalty=0 / dynamic-rd=0.00 / no-rd-refine / ----- / cutree / no-sao / no-rect / no-amp / no-open-gop / wpp / no-pmode / no-pme / no-psnr / no-ssim / nr-intra=0 / nr-inter=0 / no-constrained-intra / no-strong-intra-smoothing / max-tu-size=32 / tu-inter-depth=3 / tu-intra-depth=3 / limit-tu=0 / qg-size=16 / qpmax=69 / qpmin=0 / ----- / cpuid=1111039 / frame-threads=4 / numa-pools=24 / log-level=2 / input-csp=1 / input-res=1920x1080 / interlace=0 / level-idc=0 / high-tier=1 / uhd-bd=0 / no-allow-non-conformance / no-repeat-headers / no-aud / no-hrd / info / hash=0 / no-temporal-layers / lookahead-slices=0 / no-splice / no-intra-refresh / no-ssim-rd / signhide / no-tskip / max-merge=4 / temporal-mvp / no-frame-dup / no-hme / no-analyze-src-pics / no-sao-non-deblock / selective-sao=0 / no-early-skip / rskip / no-fast-intra / no-tskip-fast / no-splitrd-skip / zone-count=0 / no-strict-cbr / no-rc-grain / no-const-vbv / sar=0 / 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 / hist-threshold=0.03 / no-opt-cu-delta-qp / no-aq-motion / no-hdr10 / no-hdr10-opt / no-dhdr10-opt / no-idr-recovery-sei / analysis-reuse-level=0 / analysis-save-reuse-level=0 / analysis-load-reuse-level=0 / scale-factor=0 / refine-intra=0 / refine-inter=0 / refine-mv=1 / refine-ctu-distortion=0 / no-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 / scenecut-aware-qp=0conformance-window-offsets / right=0 / bottom=0 / decoder-max-rate=0 / no-vbv-live-multi-pass
- Default : Yes
- Forced : No
- Color range : Limited
- Color primaries : BT.709
- Transfer characteristics : BT.709
- Matrix coefficients : BT.709
AVC版的信息：
- Video
- ID : 1
- Format : AVC
- Format/Info : Advanced Video Codec
- Format profile : High@L4
- Format settings : CABAC / 4 Ref Frames
- Format settings, CABAC : Yes
- Format settings, Reference : 4 frames
- Codec ID : avc1
- Codec ID/Info : Advanced Video Coding
- Duration : 23 min 40 s
- Bit rate : 2 429 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 : 8 bits
- Scan type : Progressive
- Bits/(Pixel*Frame) : 0.049
- Stream size : 411 MiB (95%)
- Writing library : x264 core 164 r3095 baee400
- Encoding settings : cabac=1 / ref=4 / deblock=1:-1:-1 / analyse=0x3:0x113 / me=hex / subme=7 / psy=1 / psy_rd=0.60:0.10 / mixed_ref=1 / me_range=16 / chroma_me=1 / trellis=1 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=-3 / threads=12 / lookahead_threads=2 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=8 / b_pyramid=2 / b_adapt=1 / b_bias=0 / direct=1 / weightb=1 / open_gop=0 / weightp=1 / keyint=480 / keyint_min=1 / scenecut=45 / intra_refresh=0 / rc_lookahead=72 / rc=crf / mbtree=1 / crf=22.0 / qcomp=0.65 / qpmin=0 / qpmax=69 / qpstep=4 / ip_ratio=1.40 / aq=1:0.70
- Codec configuration box : avcC
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