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____________________________________________________________
Encoding
FFmetrics
10minutes - VMAF 94.75
Handbrake 1.8.2 (2024081000)
Video.svt-av1 10 bit fast decode Preset 5 2-pass vbr kbps
Audio.128 kbps opus 2.0
____________________________________________________________
File
Video: AV01 1920x1080 29.97fps [V: av1 main, yuv420p10le, 1920x1080 [default]]
Audio: AAC 48000Hz stereo [A: Stereo (aac lc, 48000 Hz, stereo) [default]]
Subtitle: UTF-8 [S: Arabic [ara] (subrip) [default]]
Subtitle: UTF-8 [S: Bulgarian [bul] (subrip) [default]]
Subtitle: UTF-8 [S: German [ger] (subrip) [default]]
Subtitle: UTF-8 [S: Greek [gre] (subrip) [default]]
Subtitle: UTF-8 [S: English [eng] (subrip) [default]]
Subtitle: UTF-8 [S: Spanish [spa] (subrip) [default]]
Subtitle: UTF-8 [S: French [fre] (subrip) [default]]
Subtitle: UTF-8 [S: Hindi [hin] (subrip) [default]]
Subtitle: UTF-8 [S: Indonesian [ind] (subrip) [default]]
Subtitle: UTF-8 [S: Italian [ita] (subrip) [default]]
Subtitle: UTF-8 [S: Hebrew [heb] (subrip) [default]]
Subtitle: UTF-8 [S: Japanese [jpn] (subrip) [default]]
Subtitle: UTF-8 [S: subrip [default]]
Subtitle: UTF-8 [S: Korean [kor] (subrip) [default]]
Subtitle: UTF-8 [S: Malayalam [mal] (subrip) [default]]
Subtitle: UTF-8 [S: Malay [may] (subrip) [default]]
Subtitle: UTF-8 [S: Burmese [bur] (subrip) [default]]
Subtitle: UTF-8 [S: Polish [pol] (subrip) [default]]
Subtitle: UTF-8 [S: Portuguese [por] (subrip) [default]]
Subtitle: UTF-8 [S: Russian [rus] (subrip) [default]]
Subtitle: UTF-8 [S: Tamil [tam] (subrip) [default]]
Subtitle: UTF-8 [S: Telugu [tel] (subrip) [default]]
Subtitle: UTF-8 [S: Thai [tha] (subrip) [default]]
Subtitle: UTF-8 [S: Tagalog [tgl] (subrip) [default]]
Subtitle: UTF-8 [S: Turkish [tur] (subrip) [default]]
Subtitle: UTF-8 [S: Vietnamese [vie] (subrip) [default]]
Subtitle: UTF-8 [S: Chinese [chi] (subrip) [default]]
Subtitle: UTF-8 [S: Twi [twi] (subrip) [default]]
Subtitle: UTF-8 [S: No subtitles]
General
Unique ID : 279527104225518803043589748383537375295 (0xD24AF6479206A76EAC32C269D747283F)
Complete name : IPX-461.Saeko.Matsushita.20.03.07.xxx.1080p.av1.subs.vmaf94-Rosy.mkv
Format : Matroska
Format version : Version 4
File size : 1.82 GiB
Duration : 2 h 31 min
Overall bit rate : 1 716 kb/s
Frame rate : 29.970 FPS
Movie name : IPX-461.Saeko.Matsushita.20.03.07.xxx.1080p.av1.subs.vmaf94-Rosy
Encoded date : 2024-11-12 01:58:05 UTC
Writing application : mkvmerge v88.0 ('All I Know') 64-bit
Writing library : libebml v1.4.5 + libmatroska v1.7.1
Cover : Yes
Attachments : cover.jpg
Video
ID : 1
Format : AV1
Format/Info : AOMedia Video 1
Format profile : [email protected]
Codec ID : V_AV1
Duration : 2 h 31 min
Bit rate : 1 520 kb/s
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 29.970 (30000/1001) FPS
Color space : YUV
Chroma subsampling : 4:2:0 (Type 0)
Bit depth : 10 bits
Bits/(Pixel*Frame) : 0.024
Stream size : 1.61 GiB (89%)
Default : Yes
Forced : No
Color range : Limited
Color primaries : BT.709
Transfer characteristics : BT.709
Matrix coefficients : BT.709
Audio
ID : 2
Format : AAC LC
Format/Info : Advanced Audio Codec Low Complexity
Codec ID : A_AAC-2
Duration : 2 h 31 min
Bit rate : 192 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 48.0 kHz
Frame rate : 46.875 FPS (1024 SPF)
Compression mode : Lossy
Stream size : 208 MiB (11%)
Title : Stereo
Default : Yes
Forced : No
____________________________________________________________
Source
Video: MPEG4 Video (H264) 1920x1080 29.97fps 5991kbps [V: h264 high L4.2, yuv420p, 1920x1080, 5991 kb/s]
Audio: AAC 48000Hz stereo 192kbps [A: aac lc, 48000 Hz, stereo, 192 kb/s]
General
Complete name : IPX-461.mp4
Format : MPEG-4
Format profile : Base Media
Codec ID : isom (isom/iso2/avc1/mp41)
File size : 6.56 GiB
Duration : 2 h 31 min
Overall bit rate : 6 195 kb/s
Frame rate : 29.970 FPS
Writing application : Lavf58.35.101
Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : [email protected]
Format settings : CABAC / 4 Ref Frames
Format settings, CABAC : Yes
Format settings, Reference fra : 4 frames
Codec ID : avc1
Codec ID/Info : Advanced Video Coding
Duration : 2 h 31 min
Bit rate : 6 000 kb/s
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Variable
Frame rate : 29.970 FPS
Minimum frame rate : 5.385 FPS
Maximum frame rate : 29.970 FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.097
Stream size : 6.34 GiB (97%)
Writing library : x264 core 155 r2901 7d0ff22
Encoding settings : cabac=1 / ref=1 / deblock=1:0:0 / analyse=0x3:0x113 / me=hex / subme=2 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=0 / me_range=16 / chroma_me=1 / trellis=0 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=0 / threads=18 / lookahead_threads=6 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=3 / b_pyramid=2 / b_adapt=1 / b_bias=0 / direct=1 / weightb=1 / open_gop=0 / weightp=1 / keyint=250 / keyint_min=25 / scenecut=40 / intra_refresh=0 / rc_lookahead=10 / rc=abr / mbtree=1 / bitrate=6000 / ratetol=1.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 / ip_ratio=1.40 / aq=1:1.00
Codec configuration box : avcC
Audio
ID : 2
Format : AAC LC
Format/Info : Advanced Audio Codec Low Complexity
Codec ID : mp4a-40-2
Duration : 2 h 31 min
Bit rate mode : Constant
Bit rate : 192 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 48.0 kHz
Frame rate : 46.875 FPS (1024 SPF)
Compression mode : Lossy
Stream size : 208 MiB (3%)
Default : Yes
Alternate group : 1
____________________________________________________________
Ab-av1
Sample encode → sample-encode -i "c:\file.mkv" --pix-format yuv420p10le --svt fast-decode=1 --svt tune=0 --preset 5 --min-samples 20 --crf 20
Source resolution → crf-search -i "c:\file.mkv" --pix-format yuv420p10le --svt fast-decode=1 --svt tune=0 --preset 5 --min-samples 20 --min-vmaf 98
1080p Downscale → crf-search -i "c:\file.mkv" --pix-format yuv420p10le --svt fast-decode=1 --svt tune=0 --preset 5 --min-samples 20 --min-vmaf 96 --vfilter "scale=-1:1080"
720p Downscale → crf-search -i "c:\file.mkv" --pix-format yuv420p10le --svt fast-decode=1 --svt tune=0 --preset 5 --min-samples 20 --min-vmaf 96 --vfilter "scale=-1:720"
____________________________________________________________
Tools
Ab-av1
FFBitrateViewer
FFmpeg
FFmetrics
Freefilesync
Handbrake
Jackett
Mediainfo
Mkvtoolknix
Qbittorent
Scenerulez
Shutterencoder
VVV-virtualvolumeview
Xnconvert
Xnview mp
____________________________________________________________
References
1. Dolby, 2023. What are Dolby Vision profiles and levels? [Online]
2. Ozer, J., 2017. Video Encoding by the Numbers: Eliminate the Guesswork from your Streaming Video. Doceo Publishing.
3. Sayood, K., 2017. Introduction to Data Compression. 5th Edition.
4. Ozer, J., 2021. What is CBR, VBR, CRF, Capped-CRF? Rate Control Modes Explained.
5. Rassool, Reza. VMAF Reproducibility: Validating a Perceptual Practical Video Quality Metric.
6. Kah, A. e al. Fundamental relationships between subjective quality, user acceptance, and the VMAF metric for a quality-based bit rate ladder design for over-the-top video streaming services.
7. Boldrin, M. 2008. Against Intellectual Monopoly.
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