Source Subsplease Encoding Settings ffmpeg -init_hw_device vaapi=va:/dev/dri/renderD128 -init_hw_device qsv=hw@va -hwaccel qsv -hide_banner -v verbose -i “[SubsPlease] Kimetsu no Yaiba - Mugen Ressha-hen - 01 (1080p) [77B33B1D].mkv” -map 0 -c:v h264_qsv -preset veryslow -global_quality 18 -profile:v high -level 4 -refs 4 -async_depth 5 -g 240 -rdo 1 -bf 3 -b_strategy 1 -bitrate_limit 1 -mbbrc 1 -color_primaries bt709 -color_trc bt709 -colorspace bt709 -pix_fmt nv12 -c:a aac -b:a 128k “[ShouryuuReppa] Kimetsu no Yaiba: Mugen Ressha-hen 01 1080p [h264_qsv][8bit][AAC].mkv” MediaInfo General Unique ID : 261488694229014519467821310312180834423 (0xC4B8E4008D8F953BE0B0122527B36077) Complete name : /home/mrclay/[ShouryuuReppa] Kimetsu no Yaiba: Mugen Ressha-hen 01 1080p [h264_qsv][8bit][AAC].mkv Format : Matroska Format version : Version 4 File size : 536 MiB Duration : 26 min 16 s Overall bit rate : 2 854 kb/s Movie name : Kimetsu no Yaiba: Mugen Ressha-hen 01 Encoded date : UTC 2021-10-11 15:48:36 Writing application : mkvmerge v45.0.0 (‘Heaven in Pennies’) 64-bit Writing library : libebml v1.3.10 + libmatroska v1.5.2 / Lavf58.76.100 Attachments : Roboto-Medium.ttf / Roboto-MediumItalic.ttf / arial.ttf / arialbd.ttf / comic.ttf / comicbd.ttf / times.ttf / timesbd.ttf / trebuc.ttf / trebucbd.ttf / verdana.ttf / verdanab.ttf 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 frames : 4 frames Codec ID : V_MPEG4/ISO/AVC Duration : 26 min 16 s Bit rate : 2 695 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) : 0.054 Stream size : 506 MiB (94%) Writing library : Lavc58.134.100 h264_qsv 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 : 26 min 16 s Bit rate : 127 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 Stream size : 23.9 MiB (4%) Title : ShouryuuReppa Writing library : Lavc58.134.100 aac Language : Japanese Default : Yes Forced : No Text ID : 3 Format : ASS Codec ID : S_TEXT/ASS Codec ID/Info : Advanced Sub Station Alpha Duration : 25 min 25 s Bit rate : 117 b/s Count of elements : 391 Compression mode : Lossless Stream size : 21.9 KiB (0%) Title : English subs Writing library : Lavc58.134.100 ssa Language : English Default : Yes Forced : No