diff --git a/Kapitel 13/Tutorial.md b/Kapitel 13/Tutorial.md index 602a3e7..2600e58 100644 --- a/Kapitel 13/Tutorial.md +++ b/Kapitel 13/Tutorial.md @@ -837,86 +837,7 @@ Das folgende Schaubild zeigt dir die konkrete Verkabelung **Ort:** Terminal im **Clipper‑LXC** → als Benutzer **clipper** Öffne die Datei und füge den Inhalt ein: - ```bash - nano /srv/clipper/bin/vod-analyze # (dieses Skript wird das VOD analysieren und candidates.json erzeugen) - ``` - - Inhalt: - ```bash - #!/usr/bin/env bash - set -euo pipefail - . /etc/clipper/clipper.env - - - ID="${1:?need VOD id}" - - - VOD_IN_MP4="/srv/clipper/temp/${ID}.mp4" # temporäre Datei (vom VOD aus NC heruntergeladen) - OUT_BASE="${CLIPPER_OUT}/${ID}" - ANALYSIS="${OUT_BASE}/analysis" - LOGDIR="${CLIPPER_LOG}/${ID}" - - - mkdir -p "$ANALYSIS" "$LOGDIR" - exec > >(tee -a "${LOGDIR}/analyze.log") 2>&1 - echo "== Analyze $ID ==" - - - # 1) Szenenwechsel - ffmpeg -hide_banner -loglevel error -i "${VOD_IN_MP4}" \ - -vf "scale=-2:360,select=gt(scene\,0.30),showinfo" -an -f null - \ - 2> "${LOGDIR}/sceneinfo.log" - - - # 2) Audio-Statistik - ffmpeg -hide_banner -loglevel error -i "${VOD_IN_MP4}" \ - -vn -ac 1 -ar 16000 \ - -af "astats=metadata=1:reset=2,ametadata=print:key=lavfi.astats.Overall.RMS_level" \ - -f null - \ - 2> "${LOGDIR}/astats.log" || true - - - # 3) Logs → candidates.json - ANALYSIS="$ANALYSIS" LOGDIR="$LOGDIR" python3 - <<'PY' - import os,re,json - out=os.environ["ANALYSIS"]; log=os.environ["LOGDIR"] - - - scene_ts=[] - with open(os.path.join(log,"sceneinfo.log"), errors="ignore") as f: - for line in f: - m=re.search(r"pts_time:([0-9]+(?:\.[0-9]+)?)", line) - if m: scene_ts.append(float(m.group(1))) - - - has_audio=False - ap=os.path.join(log,"astats.log") - if os.path.exists(ap): - with open(ap, errors="ignore") as f: - has_audio = "RMS_level" in f.read() - - - cands=[{ - "start": max(0.0,t-2.0), - "end": t+6.0, - "score": round(0.6+(0.1 if has_audio else 0),2), - "tags": ["scene-cut"] + (["audio-peak"] if has_audio else []) - } for t in scene_ts] - - - with open(os.path.join(out,"candidates.json"),"w",encoding="utf-8") as f: - json.dump(cands,f,ensure_ascii=False,indent=2) - print("Wrote", os.path.join(out,"candidates.json")) - PY - - - echo "== Done $ID ==" - - - # cleanup temp VOD - echo "== Cleanup: remove temp file $VOD_IN_MP4 ==" - rm -f "$VOD_IN_MP4" - ``` + ### Schritt 4.2 – n8n: Analyse starten