Haven't updated mpv in a year, what has changed? My current conf:
# Player
vo=gpu-next
gpu-api=vulkan
hwdec=nvdec
autofit=x1080
video-sync=display-resample
keep-open=yes
hr-seek=yes
blend-subtitles=yes
log-file="~~/mpv.log"
# Scaling
profile=high-quality
dither-depth=10
libplacebo-opts=downscaler=custom,downscaler_preset=hermite,downscaler_polar=true,downscaler_antiring=0
# Audio
ao=wasapi
audio-channels=stereo
volume-max=100
# Screenshots
screenshot-format=jpg
screenshot-jpeg-quality=95
screenshot-template="%F_%P_%n"
[Live-action]
glsl-shader="~~/shaders/ravu-zoom-ar-r3.hook"
glsl-shader="~~/shaders/CfL_Prediction_12+4.glsl"
[Anime-HD]
glsl-shader="~~/shaders/ravu-zoom-ar-r3.hook"
glsl-shader="~~/shaders/CfL_Prediction_12.glsl"
[Anime-DVD]
glsl-shader="~~/shaders/nnedi3-nns128-win8x4.hook"
glsl-shader="~~/shaders/CfL_Prediction_12.glsl"