add GStreamer helper scripts

scripts/set_pipeline_display.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+# Set pipeline for local display (default)
+
+SOCKET="/tmp/vizion_control.sock"
+
+echo "Setting display pipeline (default)..."
+echo '{"command":"set_pipeline","params":{"pipeline":"videoconvert ! autovideosink"}}' | socat - UNIX-CONNECT:$SOCKET
+
+echo ""
+echo "Pipeline set. Start display with start_stream.sh"