fix: capture when no stream is running

docker-compose.yml

@@ -0,0 +1,22 @@
+services:
+  grown:
+    image: git.klemp.dev/tobi/grown:latest
+    container_name: grown
+    restart: unless-stopped
+    environment:
+      - NODE_ENV=production
+    volumes:
+      - /volume1/docker/grown/keimli2/:/app/timelapse/
+    networks:
+      - traefik-proxy
+    labels:
+      - "traefik.enable=true"
+      - traefik.docker.network=traefik-proxy
+      - "traefik.http.routers.grown.rule=Host(`keimli.klemp.local`)"
+      - "traefik.http.routers.grown.entrypoints=http"
+      - "traefik.http.services.grown.loadbalancer.server.port=3000"
+      - traefik.http.routers.grown.service=grown
+
+networks:
+  traefik-proxy:
+    external: true

package.json

@@ -9,7 +9,12 @@
     "preview": "vite preview",
     "prepare": "svelte-kit sync || echo ''",
     "check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
-    "check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch"
+    "check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",
+    "docker:build": "docker build -t grown:latest .",
+    "docker:login": "echo $REFURBILY_REGISTRY_ACCESS_TOKEN | docker login ${GITEA_REGISTRY_URL#https://} -u refurbily --password-stdin",
+    "docker:push": "docker tag grown:latest ${GITEA_REGISTRY_URL#https://}/tobi/grown:latest && docker push ${GITEA_REGISTRY_URL#https://}/tobi/grown:latest",
+    "docker:build-push": "npm run docker:build && npm run docker:login && npm run docker:push",
+    "deploy": "docker context create nas --docker \"host=ssh://nas\" 2>/dev/null || true && docker --context nas compose -f docker-compose.yml --env-file .env pull && docker --context nas compose -f docker-compose.yml --env-file .env up -d && docker context use default"
   },
   "devDependencies": {
     "@lucide/svelte": "^0.577.0",

src/hooks.server.ts

@@ -2,42 +2,46 @@ import schedule from "node-schedule";
 import { spawn } from "child_process";
 import { existsSync, mkdirSync } from "fs";
 import { join } from "path";
-import { getAllStreams, getStreamProcess } from "$lib/server/streaming.js";
+import {
+	getAllStreams,
+	getStreamProcess,
+	startStream,
+	stopStream,
+} from "$lib/server/streaming.js";
 
 const TIMELAPSE_OUTPUT_PATH =
 	process.env.TIMELAPSE_OUTPUT_PATH || "./timelapse";
-const CAPTURE_INTERVAL = "0 * * * *"; // Every hour at minute 0
+const CAPTURE_INTERVAL = "*/10 * * * * *"; // Every 10 seconds
+
+// Single camera configuration
+const CAMERA_STREAM_ID = process.env.STREAM_ID || "camera-1";
+const CAMERA_RTSP_URL =
+	process.env.RTSP_URL || "rtsp://Kamera_1:kamera_1@192.168.175.49/stream1";
 
 let captureJob: any = null;
 let initialized = false;
 
+function getTimestamp() {
+	return new Date().toISOString();
+}
+
 function ensureOutputDirectory() {
 	if (!existsSync(TIMELAPSE_OUTPUT_PATH)) {
 		mkdirSync(TIMELAPSE_OUTPUT_PATH, { recursive: true });
 	}
 }
 
-function captureTimelapseFrame() {
-	const streams = getAllStreams();
-
-	streams.forEach((streamInfo) => {
-		const stream = getStreamProcess(streamInfo.streamId);
-		if (!stream || !stream.process || !stream.process.stdout) {
-			console.error(
-				`[Timelapse] Stream ${streamInfo.streamId} not available for capture`,
-			);
-			return;
-		}
-
+function captureFrameForStream(streamId: string, rtspUrl: string) {
+	try {
 		const timestamp = new Date().toISOString().replace(/[:.]/g, "-");
-		const filename = `${streamInfo.streamId}_${timestamp}.jpg`;
+		const filename = `${streamId}_${timestamp}.jpg`;
 		const outputPath = join(TIMELAPSE_OUTPUT_PATH, filename);
 
 		const ffmpegArgs = [
 			"-rtsp_transport",
 			"tcp",
 			"-i",
-			streamInfo.rtspUrl,
+			rtspUrl,
 			"-vframes",
 			"1",
 			"-q:v",
@@ -45,27 +49,106 @@ function captureTimelapseFrame() {
 			outputPath,
 		];
 
+		try {
 			const ffmpegProcess = spawn("ffmpeg", ffmpegArgs);
 
 			ffmpegProcess.on("error", (err: Error) => {
 				console.error(
-				`[Timelapse] FFmpeg error for ${streamInfo.streamId}:`,
-				err,
+					`[${getTimestamp()}] [Timelapse] FFmpeg spawn error: ${err.message}`,
 				);
 			});
 
 			ffmpegProcess.on("close", (code: number | null) => {
+				try {
 					if (code === 0) {
 						console.log(
-					`[Timelapse] Captured frame for ${streamInfo.streamId}: ${filename}`,
+							`[${getTimestamp()}] [Timelapse] Captured frame: ${filename}`,
 						);
 					} else {
 						console.error(
-					`[Timelapse] FFmpeg exited with code ${code} for ${streamInfo.streamId}`,
+							`[${getTimestamp()}] [Timelapse] FFmpeg exited with code ${code}`,
+						);
+					}
+				} catch (err) {
+					console.error(
+						`[${getTimestamp()}] [Timelapse] Error handling ffmpeg close event: ${err}`,
 					);
 				}
 			});
-	});
+		} catch (spawnErr) {
+			console.error(
+				`[${getTimestamp()}] [Timelapse] Error spawning ffmpeg: ${spawnErr}`,
+			);
+		}
+	} catch (err) {
+		console.error(
+			`[${getTimestamp()}] [Timelapse] Error in captureFrameForStream: ${err}`,
+		);
+	}
+}
+
+function captureTimelapseFrame() {
+	const startTime = getTimestamp();
+	console.log(`[${startTime}] [Timelapse] Starting capture frame...`);
+
+	try {
+		let stream = getStreamProcess(CAMERA_STREAM_ID);
+
+		// If no active stream, start one temporarily
+		if (!stream || !stream.process || !stream.process.stdout) {
+			console.log(
+				`[${getTimestamp()}] [Timelapse] No active stream, starting temporary stream`,
+			);
+			const result = startStream(CAMERA_STREAM_ID, CAMERA_RTSP_URL);
+			if (!result.success) {
+				console.error(
+					`[${getTimestamp()}] [Timelapse] Failed to start stream: ${result.error}`,
+				);
+				return;
+			}
+
+			// Give the stream a moment to start
+			setTimeout(() => {
+				const startedStream = getStreamProcess(CAMERA_STREAM_ID);
+				if (
+					startedStream &&
+					startedStream.process &&
+					startedStream.process.stdout
+				) {
+					captureFrameForStream(CAMERA_STREAM_ID, CAMERA_RTSP_URL);
+
+					// Stop stream after capture if no clients are connected
+					setTimeout(() => {
+						const streamStatus = getStreamProcess(CAMERA_STREAM_ID);
+						if (
+							streamStatus &&
+							streamStatus.clients &&
+							streamStatus.clients.size === 0
+						) {
+							console.log(
+								`[${getTimestamp()}] [Timelapse] Stopping temporary stream after capture`,
+							);
+							stopStream(CAMERA_STREAM_ID);
+						}
+					}, 1000);
+				} else {
+					console.error(
+						`[${getTimestamp()}] [Timelapse] Failed to start stream process`,
+					);
+				}
+			}, 500);
+		} else {
+			// Stream already active, just capture
+			captureFrameForStream(CAMERA_STREAM_ID, CAMERA_RTSP_URL);
+		}
+	} catch (error) {
+		console.error(
+			`[${getTimestamp()}] [Timelapse] Fatal error in captureTimelapseFrame: ${error}`,
+		);
+	}
+
+	const endTime = getTimestamp();
+	console.log(`[${endTime}] [Timelapse] Capture frame completed`);
 }
 
 function initializeTimelapse() {
@@ -73,17 +156,34 @@ function initializeTimelapse() {
 		return;
 	}
 
+	try {
 		ensureOutputDirectory();
-	console.log(`[Timelapse] Output directory: ${TIMELAPSE_OUTPUT_PATH}`);
-	console.log("[Timelapse] Starting hourly capture job...");
+		console.log(
+			`[${getTimestamp()}] [Timelapse] Output directory: ${TIMELAPSE_OUTPUT_PATH}`,
+		);
+		console.log(
+			`[${getTimestamp()}] [Timelapse] Camera: ${CAMERA_STREAM_ID} (${CAMERA_RTSP_URL})`,
+		);
+		console.log(`[${getTimestamp()}] [Timelapse] Starting capture job...`);
 
 		captureJob = schedule.scheduleJob(CAPTURE_INTERVAL, () => {
-		console.log("[Timelapse] Running hourly capture job...");
+			try {
+				console.log(`[${getTimestamp()}] [Timelapse] Running capture job...`);
 				captureTimelapseFrame();
+			} catch (err) {
+				console.error(
+					`[${getTimestamp()}] [Timelapse] Error in scheduled capture job: ${err}`,
+				);
+			}
 		});
 
 		initialized = true;
-	console.log("[Timelapse] Hourly capture job initialized");
+		console.log(`[${getTimestamp()}] [Timelapse] Capture job initialized`);
+	} catch (error) {
+		console.error(
+			`[${getTimestamp()}] [Timelapse] Error initializing timelapse: ${error}`,
+		);
+	}
 }
 
 export async function handle({ event, resolve }) {
@@ -98,7 +198,13 @@ export async function handle({ event, resolve }) {
 // Cleanup on shutdown
 process.on("exit", () => {
 	if (captureJob) {
+		try {
 			captureJob.cancel();
-		console.log("[Timelapse] Capture job cancelled");
+			console.log(`[${getTimestamp()}] [Timelapse] Capture job cancelled`);
+		} catch (error) {
+			console.error(
+				`[${getTimestamp()}] [Timelapse] Error cancelling capture job: ${error}`,
+			);
+		}
 	}
 });

src/lib/server/streaming.ts

@@ -26,7 +26,7 @@ export function startStream(
 			rtspUrl,
 			// Scale video to 1920x1080 (Full HD)
 			"-vf",
-			"scale=1920:1080",
+			"scale=2560:1440",
 			// Video output - MJPEG format
 			"-c:v",
 			"mjpeg",

src/routes/api/stream/mjpeg/+server.ts

@@ -21,23 +21,57 @@ export async function GET({ url }) {
 
 	// Create a web ReadableStream from the Node.js stream
 	const nodeStream = stream.process.stdout;
+	let controllerClosed = false;
 
 	const webReadableStream = new ReadableStream({
 		start(controller) {
 			nodeStream.on("data", (chunk) => {
+				try {
+					if (!controllerClosed) {
 						controller.enqueue(chunk);
+					}
+				} catch (error) {
+					console.error(`[Stream ${streamId}] Error enqueueing chunk:`, error);
+					controllerClosed = true;
+				}
 			});
 
 			nodeStream.on("end", () => {
+				try {
+					if (!controllerClosed) {
 						controller.close();
+						controllerClosed = true;
+					}
+				} catch (error) {
+					console.error(
+						`[Stream ${streamId}] Error closing controller:`,
+						error,
+					);
+				}
 			});
 
-			nodeStream.on("error", () => {
+			nodeStream.on("error", (error) => {
+				console.error(`[Stream ${streamId}] Node stream error:`, error);
+				try {
+					if (!controllerClosed) {
 						controller.close();
+						controllerClosed = true;
+					}
+				} catch (closeError) {
+					console.error(
+						`[Stream ${streamId}] Error closing controller on stream error:`,
+						closeError,
+					);
+				}
 			});
 		},
 		cancel() {
+			try {
+				controllerClosed = true;
 				removeStreamClient(streamId, clientId);
+			} catch (error) {
+				console.error(`[Stream ${streamId}] Error during cancel:`, error);
+			}
 		},
 	});