Lossless Scaling on Linux - Control Full RT

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System Specs
 OS Garuda Linux x86_64
├ Kernel Linux 6.15.6-zen1-1-zen
 DE KDE Plasma 6.4.3
├󰧨 Window Manager KWin (Wayland)
󰌢 PC Desktop
├󰻠 CPU AMD Ryzen 9 3950X (32) @ 4.76 GHz
├󰍛 GPU Intel Arc A310 @ 2.45 GHz [Discrete]
├󰍛 GPU AMD Radeon RX 7900 XTX [Discrete]
├󰍛 Primary Vulkan 1.4.311 - radv [Mesa 25.1.6-arch1.1]
├󰍛 Scondary Vulkan 1.4.311 - radv [Mesa-git]
└󰍹 Display(s) 3840x2160 @ 120 Hz in 85" [External, HDR]

Memory: 64GiB
Swap: 64GiB

AMD SAM Enabled
FUTEX2 Enabled
DXVK Version: DXVK GPLASync 2.1
Runner: wine-tkg-staging-ntsync-git-10.12-2
Runner: Proton - proton-cachyos-10.0-20250605-slr
WINE_CPU_TOPOLOGY: 8:0,1,2,3,4,5,6,7

##Lossless Scaling exports
LSFG_HDR=1
LSFG_FLOW_SCALE=1
ENABLE_LSFG=1
LSFG_MULTIPLIER=5

Capture Software: OBS 31.0.3-1
Bit Rate: 27000 Kbps
Game Play Resolution: 4K (3840 × 2160) Very High
Capture Resolution: 4K (3840 × 2160) VAAPI FFMPEG AV1
Stream Resolution: 1080p GStreamer Encoder H.264
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