add unifi ffplay docs

hardware/graduated/unifi/README.md

@@ -0,0 +1,39 @@
+# Unifi
+
+## VAAPI Hardware Decoding
+
+```bash
+ffmpeg \
+    -hwaccel vaapi -hwaccel_device /dev/dri/renderD128 \
+    -rtsp_transport tcp  \
+    -i 'rtsps://192.168.2.1:7441/7IF4VumJ84VoYyP2?enableSrtp' -f matroska -vf 'format=nv12,hwupload' -c:v hevc_vaapi -c:a copy -b:v 100M - | ffplay -i -
+```
+
+## Unifi Protect Camera Access with ffplay
+
+Create a .desktop file like so:
+
+```conf
+[Desktop Entry]
+Name=Unifi Cameras
+Exec=ffplay -fflags nobuffer -flags low_delay "rtsps://"
+Icon=/home/ducoterra/.icons/unifi_protect.jpg
+Type=Application
+Actions=doorbell;package;garage;
+Keywords=camera,doorbell,package,garage;
+
+[Desktop Action doorbell]
+Name=Doorbell
+Exec=ffplay -fflags nobuffer -flags low_delay "rtsps://"
+Icon=/home/ducoterra/.icons/unifi_protect.jpg
+
+[Desktop Action package]
+Name=Package
+Exec=ffplay -fflags nobuffer -flags low_delay "rtsps://"
+Icon=/home/ducoterra/.icons/unifi_protect.jpg
+
+[Desktop Action garage]
+Name=Garage
+Exec=ffplay -fflags nobuffer -flags low_delay "rtsps://"
+Icon=/home/ducoterra/.icons/unifi_protect.jpg
+```