[NS-HAV1E] Flip Flappers [BD 1080p][AV1][OPUS]

## Flip Flappers #### not so horrible av1 encodes CPU 1 [this frame](https://slow.pics/c/LgrV4jHe) in Judas' encode triggered me so i made this subs are timed and karaoke is resynced encoding metrics [here](https://grass.moe/vmaf/flipflap) (vmaf/psnr/ssim/ms-ssim) | | | | - | - | | Source | JP BluRay | | Video | av1 (libaom) 1920x1080 yuv420p10le - cq-level 22 cpu-used 1 c1r0 | | Audio | opus (libopus) stereo, fltp, vbr @ 128 kb/s | | Subtitles | ASS - GJM | (av1) aomenc version 2.0.0-770-g5b7a25c63 (opus) ffmpeg version git-2020-07-21-b5f1e05 #### For those with issues playing: AV1 is relatively new and may have performance issues on older devices. Make sure your decoder is using the latest version of dav1d. [VLC 4.0 nightlies](https://artifacts.videolan.org/vlc/nightly-win64/) [VLC 3.0 nightlies](https://artifacts.videolan.org/vlc-3.0/nightly-win64/) [VLC Android nightlies](https://code.videolan.org/videolan/vlc-android/pipelines) MPC-HC/MPC-BE: use [this version by clsid2](https://github.com/clsid2/mpc-hc/releases) or update LAVFilters [here](https://grass.moe/av1#mpchc) [mpv](https://mpv.io/) | Source | Encode | | - | - | |  |  | |  |  | |  |  |