feat: add hardware accelerated main-stream HD previews

deploy/install.sh

@@ -10,6 +10,12 @@ if ! command -v ffmpeg >/dev/null; then
   apt-get update
   DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends ffmpeg
 fi
+if [[ -f /sys/class/drm/renderD128/device/vendor ]] && [[ $(cat /sys/class/drm/renderD128/device/vendor) == 0x8086 ]]; then
+  if ! dpkg-query -W -f='${Status}' intel-media-va-driver-non-free 2>/dev/null | grep -q 'install ok installed'; then
+    apt-get update
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends intel-media-va-driver-non-free
+  fi
+fi
 release_dir=$(cd -- "$(dirname -- "$0")/.." && pwd)
 bind_address=${VISION_BIND:-127.0.0.1}
 python3 - "$bind_address" <<'PY'
@@ -19,6 +25,9 @@ for value in sys.argv[1].split(','):
  assert ip.version==4 and not ip.is_unspecified and not ip.is_multicast and (ip.is_private or ip in ipaddress.ip_network('100.64.0.0/10')), 'Use explicit private or Tailscale addresses'
 PY
 getent passwd zhaovision >/dev/null || useradd --system --home-dir /var/lib/zhaovision --shell /usr/sbin/nologin zhaovision
+if getent group render >/dev/null; then
+  usermod -a -G render zhaovision
+fi
 install -d -o zhaovision -g zhaovision -m 700 /var/lib/zhaovision /var/lib/zhaovision/recordings
 install -d -m 755 /opt/zhaovision /usr/local/lib/zhaovision
 archive=${MEDIA_ARCHIVE:-/tmp/mediamtx_v1.21.1_linux_amd64.tar.gz}

deploy/zhaovision-media.service

@@ -9,6 +9,7 @@ User=zhaovision
 Group=zhaovision
 WorkingDirectory=/var/lib/zhaovision
 Environment=TZ=UTC
+EnvironmentFile=/etc/zhaovision.env
 ExecStart=/usr/local/lib/zhaovision/mediamtx /var/lib/zhaovision/mediamtx.yml
 Restart=always
 RestartSec=4
@@ -18,7 +19,8 @@ PrivateTmp=true
 ProtectSystem=strict
 ProtectHome=true
 ReadWritePaths=/var/lib/zhaovision
-MemoryMax=1200M
+MemoryHigh=1500M
+MemoryMax=1800M
 
 [Install]
 WantedBy=multi-user.target