mpv.conf

# ONLY IF YOU HAVE HDR META PASSTHROUGH ENABLED AND HDR SWITCHING, HDR TVs ONLY.
###############################################################################################################################

# Video Output Options

###############################################################################################################################

vo = gpu-next
hwdec = d3d11va-copy
d3d11-adapter = NVIDIA

###############################################################################################################################

# Scaling and Etc Options

###############################################################################################################################

scale = ewa_lanczossharp
cscale = ewa_lanczossharp
dscale = ewa_robidoux
dscale-param1 = 0
dscale-param2 = .5
correct-downscaling = yes
sigmoid-upscaling = yes
scale-antiring = .4

deband = no

###############################################################################################################################

# Subtitle Options

###############################################################################################################################

# Adjust all as needed.

sub-auto = fuzzy
sub-font = "Gandhi Sans"
sub-font-size = 52
sub-color = 0.95/0.95/0.95/1
sub-blur = 0.2
sub-bold = yes
sub-border-size = 3
sub-border-color = 0.05/0.05/0.05/1
sub-spacing = 1.5
sub-shadow-offset = 1
sub-shadow-color = 0/0/0/0.25
sub-use-margins = no
sub-margin-y = 50
sub-margin-x = 100
sub-scale-with-window = no
sub-ass-override = no
demuxer-mkv-subtitle-preroll = yes
sub-fix-timing = no

###############################################################################################################################

# Auto Profiles.

###############################################################################################################################

# Analog Profile RARE

[Analog bt.470m]
profile-desc = "Analog bt.470m"
profile-cond = p["video-params/primaries"]=="bt.470m" 
target-prim = bt.470m
gamut-mapping-mode = auto
libplacebo-opts = gamut_expansion=no
dither-depth = 8
dither = fruit
profile-restore=copy

#---------------------------------------------------------------------------------------------------------------------------------------------#

# SD Profiles

[SD NTSC]
profile-desc = "SD NTSC"
profile-cond = p["video-params/primaries"]=="bt.601-525" 
target-prim = bt.601-525
gamut-mapping-mode = auto
libplacebo-opts = gamut_expansion=no
dither-depth = 8
dither = fruit
profile-restore=copy

[SD PAL]
profile-desc = "SD PAL"
profile-cond = p["video-params/primaries"]=="bt.601-625" 
target-prim = bt.601-625
gamut-mapping-mode = auto
libplacebo-opts = gamut_expansion=no
dither-depth = 8
dither = fruit
profile-restore=copy

#-----------------------------------------------------------------------------------------------------------------------------#

# SDR UHD & HD Profiles

[SDR UHD & HD BT.709]
profile-desc = "SDR UHD & HD BT.709"
profile-cond = p["video-params/primaries"]=="bt.709"
target-prim = bt.709
gamut-mapping-mode = auto
libplacebo-opts = gamut_expansion=no
dither-depth = 8
dither = fruit
profile-restore=copy

[SDR UHD BT.2020]
profile-desc = "SDR UHD BT.2020"
profile-cond = p["video-params/gamma"]~="pq" and p["video-params/primaries"]=="bt.2020" and p["video-params/gamma"]=="bt.1886"
target-prim = bt.709
target-trc = bt.1886
target-colorspace-hint = no
gamut-mapping-mode = absolute
libplacebo-opts = gamut_expansion=no
dither-depth = 8
dither = fruit
profile-restore=copy

#---------------------------------------------------------------------------------------------------------------------------------------------#

[DV WEBDL]
profile-desc = "DV WEBDL"
profile-cond = p["video-params/pixelformat"]=="p010" and p["video-params/colorlevels"]=="full" and p["video-params/colormatrix"]=="dolbyvision" 
tone-mapping = bt.2446a # Adjust as needed.
target-prim = bt.709
target-trc = bt.1886
hdr-compute-peak = yes
gamut-mapping-mode = perceptual # Adjust as needed.
target-peak = 120 # Adjust as needed.
dither-depth = 8
dither = fruit
profile-restore=copy

###############################################################################################################################################

PLEX HTPC MPV Conf Guide for HDR TV Users.md

PLEX HTPC MPV Conf Guide for HDR TV Users

Prerequisites:

• Download and install font: https://www.fontsquirrel.com/fonts/gandhi-sans
• Custom Build:
  Download a modified MPV build from this Plex forum thread.
  • Use v3 for modern CPUs or non-v3 for older CPUs.
  • Replace libmpv-2.dll in:
    C:\Program Files\Plex\Plex HTPC

Setup Steps:

1. Configure Plex HTPC Settings:

   • Video Settings:

     Local Quality: Original  
     Allow Direct Play: Checked  
     Allow Direct Stream: Checked  
     Force Direct Play: Unchecked  
     Use Hardware Decoding: Checked  
     Enable Refresh Rate Switching: Checked  
     Enable Resolution Switching: Checked  
     Enable HDR Switching: Checked  
     HDR Metadata Passthrough: Enabled  
     Refresh Rate Switching Delay: Any  
     Video Playback Quality: Normal Quality  
     

2. Edit plex.ini:

   • Go to: C:\Users\<YOUR USERNAME>\AppData\Local\Plex HTPC
   • Open or create plex.ini and add this to the [debug] section:

     [debug]  
     webInspectorPort=0  
     disableUpdater=true  
     

3. Create/Edit mpv.conf:

   • File location:
     • C:\Program Files\Plex\Plex HTPC
     • C:\Users\<YOUR USERNAME>\AppData\Local\Plex HTPC
   • Config for HDR TVs with metadata passthrough: