#Flashing/Strobing Screen when playing a game INTEL ARC

11 messages · Page 1 of 1 (latest)

fickle mesa
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  1. Platform: Arch (same issue in both hyprland and kde)
  2. Headset: Quest 3
  3. Installation method: Linux tar.gz ALVR Launcher
  4. CPU: Ryzen 5 5600
  5. GPU: Intel Arc A770 16GB
  6. Pc
  7. Alvr logs (i hit word limit)
  8. session.json configuration file from your alvr folder
    Windows: C:\Program Files\ALVR\session.json
    Linux: ~/.config/alvr/session.json
  9. video: https://cdn.discordapp.com/attachments/1259402488054812693/1380055835941666906/b98bde66b80f4ffeb240335f080f9f5f.mov?ex=68427ca7&is=68412b27&hm=7e63c4cabd87c6abadae244cf48d6c12f5be084085337659fc9b35e232f26b5e&
📎 session.json
▶ Play video
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Logs:
[SESSION] Updated
01:22:36.065 [WARNING] Make sure you have put the following line in your SteamVR launch options and restart it:
/home/Shay/.local/share/Steam/steamapps/common/SteamVR/bin/vrmonitor.sh %command%
01:22:36.069 [INFO] GPU Encoder vendor: Intel iHD driver for Intel(R) Gen Graphics - 25.2.3 ()
01:22:36.069 [ERROR] H264 profile does not contain encoding entrypoint. Your gpu may not suport encoding with this.
01:22:36.069 [ERROR] HEVC profile does not contain encoding entrypoint. Your gpu may not suport encoding with this.
01:22:36.069 [INFO] AV1 profile does not contain encoding entrypoint.
Your gpu may not suport encoding with this. If you're not using this encoder, ignore this message.
01:22:38.273 [INFO] Server connected
01:23:13.527 [INFO] Initial socket buffer size: send: 87040B, recv: 131072B
01:23:13.603 [INFO] Initial socket buffer size: send: 212992B, recv: 212992B
01:23:13.603 [INFO] Set socket send buffer succeeded: 425984
01:23:13.603 [INFO] Set socket recv buffer succeeded: 425984
01:23:13.604 [INFO] Render Target: 4288 2240
01:23:13.604 [INFO] Refresh Rate: 120
01:23:13.604 [INFO] CEncoder::Run
01:23:13.604 [INFO] CEncoder Listening
01:23:13.609 [INFO] CEncoder client connected, pid 6377, cmdline /home/Shay/.local/share/Steam/steamapps/common/SteamVR/bin/linux64/vrcompositor
01:23:13.616 [INFO] Using Vulkan device Intel(R) Arc(tm) A770 Graphics (DG2)
01:23:13.626 [INFO] Using device path /dev/dri/renderD128
01:23:13.626 [INFO] FrameRender: Input size 4288x2240
01:23:13.627 [INFO] Received new playspace with size: [1.2020816, 1.2020816]
01:23:13.628 [INFO] FrameRender: Output size 4288x2240
01:23:13.640 [INFO] Importing VA surface
01:23:13.652 [INFO] Using VAAPI encoder
01:23:38.248 [INFO] Received new playspace with size: [1.2020816, 1.2020816]
01:23:38.250 [INFO] Received new playspace with size: [1.2020816, 1.2020816]
01:24:15.003 [INFO] Client disconnected. Cause: Connection refused (os error 111)

#

happens in both half life alyx and vrchat both games i tested
strangely doesn't happen in the base steamvr world as shown in video

foveated rendering is off and im using intel-vulkan package

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im assuming it has something to do with this

01:22:36.069 [ERROR] H264 profile does not contain encoding entrypoint. Your gpu may not suport encoding with this.
01:22:36.069 [ERROR] HEVC profile does not contain encoding entrypoint. Your gpu may not suport encoding with this.
01:22:36.069 [INFO] AV1 profile does not contain encoding entrypoint.
Your gpu may not suport encoding with this. If you're not using this encoder, ignore this message.

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and looking at other posts nobody has found a fix

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for arc

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rip

fickle mesa
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Flashing/Strobing Screen when playing a game INTEL ARC

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just for anyone else struggling with intel arc in the future