feat(portmaster): package Rockchip MPP support

Author: Producdevity

README.md

@@ -3,7 +3,8 @@
 <img width="640" height="480" alt="screenshot" src="https://github.com/user-attachments/assets/4ec93eeb-8795-44e5-9ba8-c6065adf4660" />
 
 GreenOvercast is a native Xbox Cloud Gaming client for small ARM64 Linux
-handhelds. It streams at 720p and uses the H700 video decoder.
+handhelds. It streams at 720p and uses hardware video decoding on supported
+H700 and Rockchip firmware.
 
 Built for the Anbernic RG35XX-H (muOS) and validated on the RG40XX-H (Knulli).
 
@@ -24,7 +25,7 @@ The first launch shows a Microsoft device code. Open
 [microsoft.com/link](https://www.microsoft.com/link) on another device and enter
 the code to sign in. Knulli asks you to sign in again after a reboot.
 
-GreenOvercast is experimental and has only been tested on the devices below.
+GreenOvercast is experimental.
 
 ## Controls
 
@@ -54,8 +55,9 @@ support 16:9.
 | RG35XX-H | muOS 2508.4          | Tested |
 | RG40XX-H | Knulli (Batocera 42) | Tested |
 
-Hardware decoding currently only works on H700 devices. Other devices fall
-back to software decoding, which is too slow for normal gameplay.
+Rockchip MPP decoding also works on ROCKNIX, but support depends on the device
+and firmware. Other devices fall back to software decoding, which is too slow
+for normal gameplay.
 
 The release requires glibc 2.38 or newer. ArkOS ships glibc 2.30 and is not
 supported.

packaging/portmaster/greenovercast/GreenOvercast.sh

@@ -57,9 +57,26 @@ export GREENOVERCAST_TOKEN_KEY_FILE="$credential_key_file"
 export GREENOVERCAST_H264_BOOTSTRAP_FILE="$video_bootstrap_file"
 export GREENOVERCAST_CATALOG_FILE="$catalog_file"
 export GREENOVERCAST_CEDAR_LIBRARY="$GAMEDIR/libgreenovercast-cedar.so"
+export GREENOVERCAST_MPP_LIBRARY="$GAMEDIR/libgreenovercast-mpp.so"
 export LD_LIBRARY_PATH="$GAMEDIR:${LD_LIBRARY_PATH:-}"
 export SDL_GAMECONTROLLERCONFIG="$sdl_controllerconfig"
 
+if [ -e /dev/vpu_service ] && { [ ! -r /dev/vpu_service ] || [ ! -w /dev/vpu_service ]; }; then
+  $ESUDO chgrp video /dev/vpu_service && $ESUDO chmod 660 /dev/vpu_service
+fi
+
+for compatible_file in /proc/device-tree/compatible /sys/firmware/devicetree/base/compatible; do
+  if [ -r "$compatible_file" ] && tr '\0' '\n' <"$compatible_file" | grep -q '^rockchip,'; then
+    $ESUDO chmod +x "$GAMEDIR/rockchip/greenovercast-mpp-probe.aarch64"
+    if ! GREENOVERCAST_MPP_LIBRARY="$GREENOVERCAST_MPP_LIBRARY" \
+      LD_LIBRARY_PATH="$LD_LIBRARY_PATH" \
+      "$GAMEDIR/rockchip/greenovercast-mpp-probe.aarch64" >/dev/null 2>&1; then
+      export LD_LIBRARY_PATH="$GAMEDIR/rockchip:$LD_LIBRARY_PATH"
+    fi
+    break
+  fi
+done
+
 if [ -S /var/run/pipewire-0 ]; then
   export XDG_RUNTIME_DIR="${XDG_RUNTIME_DIR:-/var/run}"
   export PIPEWIRE_RUNTIME_DIR="${PIPEWIRE_RUNTIME_DIR:-/var/run}"

tools/package-portmaster.sh

@@ -8,6 +8,9 @@ PORTMASTER_NEW=${PORTMASTER_NEW:-${2:-}}
 SOURCE="$ROOT/packaging/portmaster/greenovercast"
 BINARY="$ROOT/zig-out/bin/webrtc_stream"
 CEDAR="$ROOT/zig-out/bin/libgreenovercast-cedar.so"
+MPP_PLUGIN="$ROOT/zig-out/rockchip/libgreenovercast-mpp.so"
+MPP_RUNTIME="$ROOT/zig-out/rockchip/librockchip_mpp.so.1"
+MPP_PROBE="$ROOT/zig-out/rockchip/greenovercast-mpp-probe.aarch64"
 AVCODEC="$ROOT/zig-out/bin/libavcodec.so.58"
 AVUTIL="$ROOT/zig-out/bin/libavutil.so.56"
 SWSCALE="$ROOT/zig-out/bin/libswscale.so.5"
@@ -25,6 +28,12 @@ esac
   echo "missing Cedar library: $CEDAR" >&2
   exit 1
 }
+for mpp_file in "$MPP_PLUGIN" "$MPP_RUNTIME" "$MPP_PROBE"; do
+  [ -f "$mpp_file" ] || {
+    echo "missing Rockchip MPP file: $mpp_file" >&2
+    exit 1
+  }
+done
 for private_library in "$AVCODEC" "$AVUTIL" "$SWSCALE"; do
   [ -f "$private_library" ] || {
     echo "missing private library: $private_library" >&2
@@ -54,11 +63,22 @@ cp "$PORTMASTER_NEW/SOURCE_SETUP.txt" "$checker/SOURCE_SETUP.txt"
 cp -R "$SOURCE" "$port"
 cp "$BINARY" "$port/greenovercast/webrtc_stream.aarch64"
 cp "$CEDAR" "$port/greenovercast/libgreenovercast-cedar.so"
+mkdir -p "$port/greenovercast/rockchip"
+cp "$MPP_PLUGIN" "$port/greenovercast/libgreenovercast-mpp.so"
+cp "$MPP_RUNTIME" "$port/greenovercast/rockchip/librockchip_mpp.so.1"
+cp "$MPP_PROBE" "$port/greenovercast/rockchip/greenovercast-mpp-probe.aarch64"
+cp "$ROOT/vendor/mpp/LICENSES/Apache-2.0" \
+  "$port/greenovercast/licenses/LICENSE.Rockchip-MPP-Apache-2.0.txt"
+cp "$ROOT/vendor/mpp/LICENSES/MIT" \
+  "$port/greenovercast/licenses/LICENSE.Rockchip-MPP-MIT.txt"
 cp "$AVCODEC" "$port/greenovercast/libavcodec.so.58"
 cp "$AVUTIL" "$port/greenovercast/libavutil.so.56"
 cp "$SWSCALE" "$port/greenovercast/libswscale.so.5"
 chmod 644 "$port/GreenOvercast.sh" "$port/greenovercast/webrtc_stream.aarch64" \
   "$port/greenovercast/libgreenovercast-cedar.so" \
+  "$port/greenovercast/libgreenovercast-mpp.so" \
+  "$port/greenovercast/rockchip/librockchip_mpp.so.1" \
+  "$port/greenovercast/rockchip/greenovercast-mpp-probe.aarch64" \
   "$port/greenovercast/libavcodec.so.58" \
   "$port/greenovercast/libavutil.so.56" \
   "$port/greenovercast/libswscale.so.5"
@@ -92,6 +112,11 @@ required = {
     "greenovercast/screenshot.png",
     "greenovercast/webrtc_stream.aarch64",
     "greenovercast/libgreenovercast-cedar.so",
+    "greenovercast/libgreenovercast-mpp.so",
+    "greenovercast/rockchip/librockchip_mpp.so.1",
+    "greenovercast/rockchip/greenovercast-mpp-probe.aarch64",
+    "greenovercast/licenses/LICENSE.Rockchip-MPP-Apache-2.0.txt",
+    "greenovercast/licenses/LICENSE.Rockchip-MPP-MIT.txt",
     "greenovercast/libavcodec.so.58",
     "greenovercast/libavutil.so.56",
     "greenovercast/libswscale.so.5",