Claude: Button
This commit is contained in:
chk
@@ -13,13 +13,21 @@
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padding: 10px 16px; background: #1a1a1a; border-bottom: 1px solid #333;
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}
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h1 { font-size: 1rem; font-weight: normal; letter-spacing: 0.05em; }
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#statusText { font-size: 0.8rem; color: #888; margin-left: auto; }
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#statusText { font-size: 0.8rem; color: #888; }
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#snapAllBtn {
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margin-left: auto;
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background: #2a4a2a; color: #8f8; border: 1px solid #4a8;
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padding: 5px 14px; font-family: monospace; font-size: 0.82rem;
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cursor: pointer; border-radius: 3px; letter-spacing: 0.03em;
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}
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#snapAllBtn:hover:not(:disabled) { background: #3a6a3a; }
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#snapAllBtn:disabled { opacity: 0.4; cursor: default; }
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#cameras { display: flex; flex-wrap: wrap; gap: 12px; padding: 12px; }
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.cam-box { position: relative; background: #000; border: 1px solid #2a2a2a; }
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/* go2rtc Web-Component */
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video-stream { display: block; width: 640px; height: 480px; background: #111; }
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video-stream video { width: 100%; height: 100%; object-fit: contain; }
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@@ -28,23 +36,17 @@
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background: rgba(0,0,0,.65); padding: 2px 7px; border-radius: 3px;
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font-size: 0.72rem; color: #ccc;
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}
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.cam-actions { position: absolute; top: 5px; right: 8px; display: flex; gap: 4px; }
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.cam-actions button {
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background: rgba(0,0,0,.65); color: #ccc; border: 1px solid #444;
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padding: 2px 8px; font-family: monospace; font-size: 0.7rem;
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cursor: pointer; border-radius: 3px;
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}
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.cam-actions button:hover { background: rgba(60,60,60,.8); }
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</style>
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</head>
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<body>
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<header>
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<h1>AppRobotWebcam</h1>
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<span id="statusText">Verbinde...</span>
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<button id="snapAllBtn" disabled>⬇ Snapshot alle</button>
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</header>
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<div id="cameras"></div>
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<!-- go2rtc's offizieller Player (über Node-Proxy von go2rtc geladen) -->
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<script type="module" src="/video-stream.js"></script>
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<script src="viewer.js" defer></script>
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</body>
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@@ -3,16 +3,31 @@
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// go2rtc Player-Modi – Fallback-Reihenfolge: WebRTC → MSE → MJPEG
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const MODE = 'webrtc,mse,mjpeg';
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// ── Logging (sichtbar in Browser DevTools → Console → F12) ──────────────────
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// ── Logging (Browser DevTools → Console → F12) ───────────────────────────────
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const P = '[WebcamViewer]';
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const log = (c, m) => console.log(`${P}[${c}] ${m}`);
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const warn = (c, m) => console.warn(`${P}[${c}] ⚠ ${m}`);
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const err = (c, m, e) => console.error(`${P}[${c}] ✗ ${m}`, e ?? '');
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const logErr = (c, m, e) => console.error(`${P}[${c}] ✗ ${m}`, e ?? '');
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// ── Snapshot aller Kameras gleichzeitig ──────────────────────────────────────
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// Auflösung = was go2rtc im MJPEG-Stream hält (aktuell 640×480 gemäss Config).
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// Für höhere Auflösung: in go2rtc.yaml einen separaten Hi-Res-Stream definieren
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// und hier auf dessen /api/frame.jpeg?src=cam0_hires zeigen.
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function snapshotAll(camIds) {
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const ts = Date.now();
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log('snap', `Snapshot alle Kameras: ${camIds.join(', ')}`);
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camIds.forEach(id => {
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const a = document.createElement('a');
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a.href = `/api/snapshot/${id}`;
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a.download = `${id}_${ts}.jpg`;
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document.body.appendChild(a);
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a.click();
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document.body.removeChild(a);
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});
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}
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// ── Kamera-View aufbauen ─────────────────────────────────────────────────────
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function buildCamera(camId, go2rtcPort, container) {
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// WebSocket direkt zu go2rtc – kein Proxy-Zwischenschritt, garantiert stabil.
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// Protokoll: ws:// auf LAN (http). Für Internet mit TLS wird aus ws: wss: (Caddy).
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const wsUrl = `ws://${location.hostname}:${go2rtcPort}/api/ws?src=${encodeURIComponent(camId)}`;
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log(camId, `View erstellt mode="${MODE}" ws=${wsUrl}`);
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@@ -22,16 +37,15 @@ function buildCamera(camId, go2rtcPort, container) {
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const stream = document.createElement('video-stream');
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stream.mode = MODE;
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// Events vom inneren <video>-Element (capture-Phase)
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stream.addEventListener('play', () => log(camId, '▶ spielt'), true);
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stream.addEventListener('playing', () => log(camId, '▶ Bild läuft'), true);
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stream.addEventListener('pause', () => warn(camId, 'pausiert'), true);
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stream.addEventListener('stalled', () => warn(camId, 'stalled (keine Daten)'), true);
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stream.addEventListener('waiting', () => warn(camId, 'waiting (Buffer leer)'), true);
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stream.addEventListener('error', (e) => err(camId, 'Video-Fehler', e), true);
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stream.addEventListener('error', (e) => logErr(camId, 'Video-Fehler', e), true);
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log(camId, `Verbinde WebSocket → ${wsUrl}`);
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stream.src = wsUrl; // setzt den VideoRTC-src und startet die Verbindung
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stream.src = wsUrl;
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box.appendChild(stream);
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@@ -40,20 +54,6 @@ function buildCamera(camId, go2rtcPort, container) {
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label.textContent = camId;
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box.appendChild(label);
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const actions = document.createElement('div');
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actions.className = 'cam-actions';
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const snapBtn = document.createElement('button');
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snapBtn.textContent = 'Snapshot';
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snapBtn.onclick = () => {
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log(camId, `Snapshot → /api/snapshot/${camId}`);
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const a = document.createElement('a');
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a.href = `/api/snapshot/${camId}`;
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a.download = `${camId}_${Date.now()}.jpg`;
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a.click();
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};
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actions.appendChild(snapBtn);
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box.appendChild(actions);
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container.appendChild(box);
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}
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@@ -61,30 +61,27 @@ function buildCamera(camId, go2rtcPort, container) {
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async function init() {
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log('init', 'Starte...');
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// go2rtc-Port vom Server holen (damit er nicht im Client hart kodiert ist)
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let go2rtcPort = 1984;
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try {
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const r = await fetch('/config.json');
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const d = await r.json();
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go2rtcPort = d.go2rtcPort ?? 1984;
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log('init', `go2rtc WebSocket-Port: ${go2rtcPort}`);
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log('init', `go2rtc WS-Port: ${go2rtcPort}`);
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} catch (e) {
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warn('init', `Konnte /config.json nicht laden, nehme Port ${go2rtcPort}`);
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}
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// go2rtc Web-Component muss geladen sein bevor .src gesetzt wird
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try {
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await customElements.whenDefined('video-stream');
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log('init', '<video-stream> definiert');
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} catch (e) {
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err('init', '<video-stream> nicht geladen – /video-stream.js erreichbar?', e);
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logErr('init', '<video-stream> nicht geladen – /video-stream.js erreichbar?', e);
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return;
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}
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const container = document.getElementById('cameras');
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const statusText = document.getElementById('statusText');
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// Kamera-Liste von go2rtc via Node-Proxy
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let cams = [];
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try {
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const r = await fetch('/api/snapshot');
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@@ -95,7 +92,7 @@ async function init() {
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log('init', `Kameras: ${cams.join(', ') || '(keine)'}`);
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}
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} catch (e) {
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err('init', '/api/snapshot Fehler – Fallback', e);
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logErr('init', '/api/snapshot Fehler – Fallback', e);
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}
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if (cams.length === 0) {
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@@ -103,6 +100,13 @@ async function init() {
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cams = ['cam0', 'cam1'];
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}
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// Globaler Snapshot-Button in der Header-Bar verdrahten
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const snapAllBtn = document.getElementById('snapAllBtn');
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if (snapAllBtn) {
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snapAllBtn.onclick = () => snapshotAll(cams);
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snapAllBtn.disabled = false;
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}
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cams.forEach(id => buildCamera(id, go2rtcPort, container));
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statusText.textContent = `${cams.length} Kamera${cams.length !== 1 ? 's' : ''} · WebRTC`;
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log('init', 'Fertig');
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