Instancia transcoder t2: snapshot

server/utils/streamInput.js

@@ -0,0 +1,38 @@
+'use strict';
+
+/**
+ * Opciones de entrada HTTP para ffprobe/ffmpeg con orígenes tipo Xtream / Jellyfin (Dispatcharr).
+ * Muchos backends exigen Referer/origin coherentes además del User-Agent.
+ */
+
+function deriveRefererFromUrl(inputUrl) {
+    try {
+        const u = new URL(inputUrl);
+        return `${u.origin}/`;
+    } catch {
+        return null;
+    }
+}
+
+/** VOD pesado (Remux Jellyfin MKV/MP4, GOP largo) — probes más grandes. */
+function isHeavyVodUrl(url) {
+    if (!url || typeof url !== 'string') return false;
+    const u = url.toLowerCase();
+    if (u.includes('/movie/') || u.includes('/series/')) return true;
+    if (/\.mkv\b/i.test(url) || /\.mp4\b/i.test(url)) return true;
+    return false;
+}
+
+function probeSizingForUrl(url) {
+    if (isHeavyVodUrl(url)) {
+        /** Microseconds; VOD Jellyfin/remux pueden necesitar leer bastante antes del analyze */
+        return { probesize: '32000000', analyzeduration: '45000000', heavy: true };
+    }
+    return { probesize: '8000000', analyzeduration: '8000000', heavy: false };
+}
+
+module.exports = {
+    deriveRefererFromUrl,
+    isHeavyVodUrl,
+    probeSizingForUrl
+};