ingest pixelflux for gpu detection, add X11 fallback on legacy systems

Author: thelamer

README.md

@@ -36,6 +36,7 @@ All application settings are passed via environment variables:
 | CUSTOM_USER | HTTP Basic auth username, abc is default. |
 | DRI_NODE | Enable VAAPI stream encoding and use the specified device IE `/dev/dri/renderD128` |
 | DRINODE | Specify which GPU to use for DRI3 acceleration IE `/dev/dri/renderD129` |
+| AUTO_GPU | If set to true and in Wayland mode, we will automatically use the first GPU available for encoding and rendering IE `/dev/dri/renderD128` |
 | PASSWORD | HTTP Basic auth password, abc is default. If unset there will be no auth |
 | SUBFOLDER | Subfolder for the application if running a subfolder reverse proxy, need both slashes IE `/subfolder/` |
 | TITLE | The page title displayed on the web browser, default "Selkies" |

readme-vars.yml

@@ -40,6 +40,7 @@ full_custom_readme: |
   | CUSTOM_USER | HTTP Basic auth username, abc is default. |
   | DRI_NODE | Enable VAAPI stream encoding and use the specified device IE `/dev/dri/renderD128` |
   | DRINODE | Specify which GPU to use for DRI3 acceleration IE `/dev/dri/renderD129` |
+  | AUTO_GPU | If set to true and in Wayland mode, we will automatically use the first GPU available for encoding and rendering IE `/dev/dri/renderD128` |
   | PASSWORD | HTTP Basic auth password, abc is default. If unset there will be no auth |
   | SUBFOLDER | Subfolder for the application if running a subfolder reverse proxy, need both slashes IE `/subfolder/` |
   | TITLE | The page title displayed on the web browser, default "Selkies" |

root/etc/s6-overlay/s6-rc.d/init-selkies-config/run

@@ -1,5 +1,12 @@
 #!/usr/bin/with-contenv bash
 
+# check if underlying system supports wayland binaries
+if ! grep -q avx2 /proc/cpuinfo; then
+  echo "[ls.io-init] CPU does not support AVX2. Falling back to X11"
+  printf "false" > /run/s6/container_environment/PIXELFLUX_WAYLAND
+  PIXELFLUX_WAYLAND="false"
+fi
+
 # set paths for wayland or xorg
 if [[ "${PIXELFLUX_WAYLAND}" == "true" ]];then
   CONF_DIR="$HOME/.config/labwc"