649 lines
27 KiB
Python
649 lines
27 KiB
Python
"""
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VideoDetect Review UI — Flask Application
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Lightweight web interface for annotating low-confidence videos.
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Accessible via http://<server-ip>:5000 — no auth, no SSL (per TC-06).
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"""
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import csv
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import io
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import json
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import os
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from datetime import datetime, timezone
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from typing import Optional
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import pymysql
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import pymysql.cursors
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from flask import Flask, Response, g, jsonify, render_template_string, request, send_file
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app = Flask(__name__)
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# ---------------------------------------------------------------------------
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# Database
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# ---------------------------------------------------------------------------
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def _db_config() -> dict:
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return dict(
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host=os.environ.get("DB_HOST", "mariadb"),
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port=int(os.environ.get("DB_PORT", 3306)),
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database=os.environ.get("DB_NAME", "videodetect"),
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user=os.environ.get("DB_USER", "videodetect"),
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password=os.environ.get("DB_PASSWORD", "videodetect123"),
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cursorclass=pymysql.cursors.DictCursor,
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autocommit=False,
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charset="utf8mb4",
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)
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def get_db():
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if "db" not in g:
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g.db = pymysql.connect(**_db_config())
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return g.db
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@app.teardown_appcontext
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def close_db(exc=None):
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db = g.pop("db", None)
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if db:
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db.close()
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def _query(sql: str, params=(), one: bool = False):
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db = get_db()
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with db.cursor() as cur:
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cur.execute(sql, params)
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return cur.fetchone() if one else cur.fetchall()
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def _execute(sql: str, params=()):
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db = get_db()
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with db.cursor() as cur:
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cur.execute(sql, params)
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rowcount = cur.rowcount
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db.commit()
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return rowcount
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# ---------------------------------------------------------------------------
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# HTML routes
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# ---------------------------------------------------------------------------
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@app.route("/")
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def index():
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page = request.args.get("page", 1, type=int)
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per_page = int(os.environ.get("PER_PAGE", 20))
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sort = request.args.get("sort", "created_at")
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order = request.args.get("order", "desc").upper()
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conf_min = request.args.get("conf_min", type=float)
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conf_max = request.args.get("conf_max", type=float)
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model_filter = request.args.get("model_version")
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allowed_sort = {"created_at", "confidence_score", "file_path"}
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sort_col = sort if sort in allowed_sort else "created_at"
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order_dir = "DESC" if order == "DESC" else "ASC"
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where_clauses = ["rq.annotated = FALSE"]
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params: list = []
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if conf_min is not None:
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where_clauses.append("rq.confidence_score >= %s")
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params.append(conf_min)
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if conf_max is not None:
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where_clauses.append("rq.confidence_score <= %s")
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params.append(conf_max)
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if model_filter:
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where_clauses.append("v.model_version = %s")
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params.append(model_filter)
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where = " AND ".join(where_clauses)
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count_row = _query(
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f"SELECT COUNT(*) AS cnt FROM review_queue rq JOIN videos v ON v.id = rq.video_id WHERE {where}",
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params, one=True,
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) or {"cnt": 0}
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total = count_row["cnt"]
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offset = (page - 1) * per_page
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videos = _query(
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f"""SELECT rq.id, rq.video_id, v.file_path, rq.confidence_score,
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rq.routing_decision, v.model_version, v.frame_count, rq.created_at
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FROM review_queue rq
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JOIN videos v ON v.id = rq.video_id
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WHERE {where}
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ORDER BY {sort_col} {order_dir}
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LIMIT %s OFFSET %s""",
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params + [per_page, offset],
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)
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return render_template_string(
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_INDEX_TEMPLATE,
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videos=videos or [],
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page=page,
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per_page=per_page,
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total=total,
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total_pages=max(1, (total + per_page - 1) // per_page),
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sort=sort_col,
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order=order_dir,
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conf_min=conf_min,
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conf_max=conf_max,
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model_filter=model_filter or "",
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)
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@app.route("/review/<int:video_id>")
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def review_video(video_id):
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row = _query(
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"""SELECT rq.id, rq.video_id, v.file_path, rq.confidence_score,
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rq.routing_decision, v.model_version, v.frame_count, v.duration,
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rq.ground_truth, rq.notes, rq.annotated
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FROM review_queue rq
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JOIN videos v ON v.id = rq.video_id
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WHERE rq.video_id = %s
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LIMIT 1""",
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(video_id,), one=True,
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)
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if not row:
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return "Video not found in review queue", 404
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top_k = int(os.environ.get("TOP_K_FRAMES", 5))
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contributing_frames = _contributing_frames(video_id, row.get("duration"), row.get("frame_count"), top_k)
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video = dict(row)
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video["contributing_frames"] = contributing_frames
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video["top_k_frames"] = top_k
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video["video_duration"] = row.get("duration")
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if isinstance(video.get("created_at"), datetime):
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video["created_at"] = video["created_at"].isoformat()
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return render_template_string(_REVIEW_TEMPLATE, video=video)
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def _contributing_frames(video_id: int, duration: Optional[float], frame_count: Optional[int], top_k: int) -> list:
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"""Reconstruct top-k contributing frame info from stored per-crop confidence scores."""
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log = _query(
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"""SELECT confidence_scores, frame_count FROM processing_logs
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WHERE video_id = %s ORDER BY processed_at DESC LIMIT 1""",
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(video_id,), one=True,
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)
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if not log or not log.get("confidence_scores"):
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return []
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try:
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scores = json.loads(log["confidence_scores"])
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except (json.JSONDecodeError, TypeError):
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return []
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fc = frame_count or log.get("frame_count") or len(scores)
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dur = duration or 0.0
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interval = (dur / fc) if fc else 30.0
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indexed = sorted(enumerate(scores), key=lambda x: x[1], reverse=True)[:top_k]
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return [{"timestamp": round(i * interval, 1), "confidence": round(c, 4)} for i, c in indexed]
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# ---------------------------------------------------------------------------
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# API routes
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# ---------------------------------------------------------------------------
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@app.route("/api/review/queue")
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def api_queue():
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page = request.args.get("page", 1, type=int)
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per_page = 20
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offset = (page - 1) * per_page
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count_row = _query("SELECT COUNT(*) AS cnt FROM review_queue WHERE annotated = FALSE", one=True) or {"cnt": 0}
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total = count_row["cnt"]
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videos = _query(
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"""SELECT rq.id, rq.video_id, v.file_path, rq.confidence_score,
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rq.routing_decision, v.model_version, v.frame_count, rq.created_at
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FROM review_queue rq JOIN videos v ON v.id = rq.video_id
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WHERE rq.annotated = FALSE
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ORDER BY rq.created_at DESC LIMIT %s OFFSET %s""",
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(per_page, offset),
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)
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return jsonify({"videos": _serialise(videos), "total": total, "page": page, "per_page": per_page})
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@app.route("/api/review/<int:video_id>")
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def api_video_details(video_id):
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row = _query(
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"""SELECT rq.id, rq.video_id, v.file_path, rq.confidence_score,
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rq.routing_decision, v.model_version, v.frame_count, v.duration,
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rq.ground_truth, rq.notes
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FROM review_queue rq JOIN videos v ON v.id = rq.video_id
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WHERE rq.video_id = %s LIMIT 1""",
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(video_id,), one=True,
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)
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if not row:
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return jsonify({"error": "Video not found"}), 404
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top_k = int(os.environ.get("TOP_K_FRAMES", 5))
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result = _serialise(row)
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result["contributing_frames"] = _contributing_frames(
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video_id, row.get("duration"), row.get("frame_count"), top_k
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)
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result["video_duration"] = row.get("duration")
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return jsonify(result)
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@app.route("/api/review/<int:video_id>/label", methods=["POST"])
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def api_label(video_id):
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data = request.get_json(silent=True) or {}
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ground_truth = data.get("ground_truth")
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notes = data.get("notes", "")
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if ground_truth is None:
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return jsonify({"error": "ground_truth is required"}), 400
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now = datetime.now(timezone.utc).replace(tzinfo=None)
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rows = _execute(
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"""UPDATE review_queue
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SET annotated = TRUE, ground_truth = %s, notes = %s, annotated_at = %s
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WHERE video_id = %s AND annotated = FALSE""",
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(bool(ground_truth), notes, now, video_id),
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)
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if rows == 0:
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return jsonify({"error": "Video not found or already annotated"}), 404
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return jsonify({"status": "annotated", "video_id": video_id, "ground_truth": ground_truth})
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@app.route("/api/review/export")
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def api_export():
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fmt = request.args.get("format", "json").lower()
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annotated_only = request.args.get("annotated", "true").lower() != "false"
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date_from = request.args.get("date_from")
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date_to = request.args.get("date_to")
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clauses: list = []
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params: list = []
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if annotated_only:
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clauses.append("rq.annotated = TRUE")
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if date_from:
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clauses.append("rq.annotated_at >= %s")
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params.append(date_from)
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if date_to:
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clauses.append("rq.annotated_at < %s")
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params.append(date_to)
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where = ("WHERE " + " AND ".join(clauses)) if clauses else ""
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rows = _query(
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f"""SELECT rq.video_id, v.file_path, rq.confidence_score, rq.routing_decision,
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v.model_version, rq.ground_truth, rq.annotated_at, rq.notes,
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pl.confidence_scores
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FROM review_queue rq
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JOIN videos v ON v.id = rq.video_id
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LEFT JOIN (
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SELECT video_id, confidence_scores,
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ROW_NUMBER() OVER (PARTITION BY video_id ORDER BY processed_at DESC) rn
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FROM processing_logs
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) pl ON pl.video_id = rq.video_id AND pl.rn = 1
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{where}
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ORDER BY rq.annotated_at DESC""",
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params,
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)
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records = _build_export_records(rows or [])
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if fmt == "csv":
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return Response(
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_to_csv(records),
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mimetype="text/csv",
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headers={"Content-Disposition": "attachment; filename=review_export.csv"},
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)
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return Response(
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json.dumps(records, default=str, indent=2),
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mimetype="application/json",
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headers={"Content-Disposition": "attachment; filename=review_export.json"},
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)
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@app.route("/api/review/stats")
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def api_stats():
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stats = _query(
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"""SELECT
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COUNT(*) AS total_in_queue,
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SUM(annotated) AS annotated_count,
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AVG(confidence_score) AS avg_confidence,
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SUM(CASE WHEN annotated = TRUE AND DATE(annotated_at) = CURDATE() THEN 1 ELSE 0 END) AS annotated_today
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FROM review_queue""",
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one=True,
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) or {}
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dist = {"0.0-0.2": 0, "0.2-0.4": 0, "0.4-0.6": 0, "0.6-0.8": 0, "0.8-1.0": 0}
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buckets = _query(
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"""SELECT
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CASE
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WHEN confidence_score < 0.2 THEN '0.0-0.2'
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WHEN confidence_score < 0.4 THEN '0.2-0.4'
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WHEN confidence_score < 0.6 THEN '0.4-0.6'
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WHEN confidence_score < 0.8 THEN '0.6-0.8'
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ELSE '0.8-1.0'
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END AS bucket,
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COUNT(*) AS cnt
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FROM review_queue GROUP BY bucket"""
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) or []
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for b in buckets:
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dist[b["bucket"]] = b["cnt"]
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return jsonify({
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"total_in_queue": stats.get("total_in_queue", 0),
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"annotated": int(stats.get("annotated_count") or 0),
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"unannotated": int(stats.get("total_in_queue", 0)) - int(stats.get("annotated_count") or 0),
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"annotated_today": int(stats.get("annotated_today") or 0),
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"avg_confidence": round(float(stats.get("avg_confidence") or 0.0), 4),
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"confidence_distribution": dist,
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})
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@app.route("/video/<int:video_id>")
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def serve_video(video_id):
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"""Stream video from /data/input; supports HTTP range requests for seek."""
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row = _query("SELECT file_path FROM videos WHERE id = %s", (video_id,), one=True)
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if not row:
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return "Not found", 404
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try:
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return send_file(row["file_path"], mimetype="video/mp4", conditional=True)
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except FileNotFoundError:
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return "Video file not found on disk", 404
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# ---------------------------------------------------------------------------
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# Helpers
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# ---------------------------------------------------------------------------
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def _serialise(obj):
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"""Recursively convert datetime values to ISO strings for JSON output."""
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if isinstance(obj, dict):
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return {k: _serialise(v) for k, v in obj.items()}
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if isinstance(obj, (list, tuple)):
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return [_serialise(i) for i in obj]
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if hasattr(obj, "isoformat"):
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return obj.isoformat()
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return obj
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def _build_export_records(rows) -> list:
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records = []
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for row in rows:
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try:
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scores = json.loads(row["confidence_scores"]) if row.get("confidence_scores") else []
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except (json.JSONDecodeError, TypeError):
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scores = []
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at = row.get("annotated_at")
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records.append({
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"video_id": row["video_id"],
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"file_path": row["file_path"],
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"confidence_score": row["confidence_score"],
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"routing_decision": row["routing_decision"],
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"model_version": row["model_version"],
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"ground_truth": bool(row["ground_truth"]) if row["ground_truth"] is not None else None,
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"annotated_at": at.isoformat() if hasattr(at, "isoformat") else at,
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"notes": row.get("notes"),
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"contributing_frames": scores,
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})
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return records
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def _to_csv(records: list) -> str:
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if not records:
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return ""
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output = io.StringIO()
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writer = csv.DictWriter(output, fieldnames=list(records[0].keys()))
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writer.writeheader()
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for r in records:
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row = dict(r)
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row["contributing_frames"] = json.dumps(row["contributing_frames"])
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writer.writerow(row)
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return output.getvalue()
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# ---------------------------------------------------------------------------
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# Templates
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# ---------------------------------------------------------------------------
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_INDEX_TEMPLATE = """
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>VideoDetect — Review Queue</title>
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<style>
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*{margin:0;padding:0;box-sizing:border-box}
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body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#f5f5f5;color:#333}
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.header{background:#1a1a2e;color:#fff;padding:18px 40px;display:flex;justify-content:space-between;align-items:center}
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.header h1{font-size:22px}
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.header .meta{font-size:13px;opacity:.75}
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.container{max-width:1280px;margin:30px auto;padding:0 20px}
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.filters{background:#fff;border-radius:8px;padding:16px 20px;margin-bottom:18px;box-shadow:0 1px 4px rgba(0,0,0,.08);display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
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.filters label{font-size:12px;color:#666;display:flex;flex-direction:column;gap:4px}
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.filters input,.filters select{padding:6px 10px;border:1px solid #ddd;border-radius:5px;font-size:13px}
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.filters button{padding:7px 16px;background:#007bff;color:#fff;border:none;border-radius:5px;cursor:pointer;font-size:13px}
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.filters button:hover{background:#0056b3}
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.card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.08)}
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table{width:100%;border-collapse:collapse}
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th{background:#f8f9fa;padding:12px 14px;text-align:left;font-size:12px;text-transform:uppercase;color:#666;border-bottom:2px solid #e9ecef}
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th a{color:#666;text-decoration:none}
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th a:hover{color:#333}
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td{padding:12px 14px;border-bottom:1px solid #e9ecef;font-size:13px}
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tr:hover{background:#fafafa}
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.badge{display:inline-block;padding:3px 9px;border-radius:10px;font-size:11px;font-weight:600}
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.badge-review{background:#fff3cd;color:#856404}
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.badge-match{background:#d4edda;color:#155724}
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.badge-skip{background:#f8d7da;color:#721c24}
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.btn{padding:6px 14px;background:#007bff;color:#fff;text-decoration:none;border-radius:5px;font-size:12px;border:none;cursor:pointer}
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.btn:hover{background:#0056b3}
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.conf-high{color:#28a745;font-weight:600}
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.conf-mid{color:#ffc107;font-weight:600}
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.conf-low{color:#dc3545;font-weight:600}
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.pagination{display:flex;justify-content:center;gap:6px;margin-top:20px}
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.pagination a,.pagination span{padding:7px 13px;border-radius:5px;font-size:13px;text-decoration:none}
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.pagination a{background:#fff;color:#007bff;border:1px solid #dee2e6}
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.pagination a:hover{background:#e9ecef}
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.pagination .cur{background:#007bff;color:#fff}
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.empty{text-align:center;padding:60px;color:#999}
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.export-btn{padding:7px 16px;background:#28a745;color:#fff;border:none;border-radius:5px;cursor:pointer;font-size:13px;text-decoration:none;display:inline-block}
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.export-btn:hover{background:#1e7e34}
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</style>
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</head>
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<body>
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<div class="header">
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<h1>VideoDetect</h1>
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<span class="meta">Review Queue — {{ total }} pending — Page {{ page }}/{{ total_pages }}</span>
|
|
</div>
|
|
<div class="container">
|
|
<form class="filters" method="get">
|
|
<label>Confidence min
|
|
<input type="number" name="conf_min" step="0.01" min="0" max="1" value="{{ conf_min or '' }}" placeholder="0.0">
|
|
</label>
|
|
<label>Confidence max
|
|
<input type="number" name="conf_max" step="0.01" min="0" max="1" value="{{ conf_max or '' }}" placeholder="1.0">
|
|
</label>
|
|
<label>Model version
|
|
<input type="text" name="model_version" value="{{ model_filter }}" placeholder="any">
|
|
</label>
|
|
<label>Sort by
|
|
<select name="sort">
|
|
<option value="created_at" {% if sort == 'created_at' %}selected{% endif %}>Date added</option>
|
|
<option value="confidence_score" {% if sort == 'confidence_score' %}selected{% endif %}>Confidence</option>
|
|
<option value="file_path" {% if sort == 'file_path' %}selected{% endif %}>File path</option>
|
|
</select>
|
|
</label>
|
|
<label>Order
|
|
<select name="order">
|
|
<option value="desc" {% if order == 'DESC' %}selected{% endif %}>Desc</option>
|
|
<option value="asc" {% if order == 'ASC' %}selected{% endif %}>Asc</option>
|
|
</select>
|
|
</label>
|
|
<button type="submit">Filter</button>
|
|
<a href="/api/review/export?format=csv" class="export-btn">Export CSV</a>
|
|
<a href="/api/review/export?format=json" class="export-btn">Export JSON</a>
|
|
</form>
|
|
{% if videos %}
|
|
<div class="card">
|
|
<table>
|
|
<thead><tr>
|
|
<th><a href="?sort=created_at&order={% if sort=='created_at' and order=='ASC' %}desc{% else %}asc{% endif %}">ID</a></th>
|
|
<th>File Path</th>
|
|
<th><a href="?sort=confidence_score&order={% if sort=='confidence_score' and order=='ASC' %}desc{% else %}asc{% endif %}">Confidence</a></th>
|
|
<th>Routing</th>
|
|
<th>Model</th>
|
|
<th>Frames</th>
|
|
<th><a href="?sort=created_at&order={% if sort=='created_at' and order=='ASC' %}desc{% else %}asc{% endif %}">Added</a></th>
|
|
<th></th>
|
|
</tr></thead>
|
|
<tbody>
|
|
{% for v in videos %}
|
|
<tr>
|
|
<td>{{ v.video_id }}</td>
|
|
<td style="max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap" title="{{ v.file_path }}">{{ v.file_path }}</td>
|
|
<td class="{% if v.confidence_score >= 0.75 %}conf-high{% elif v.confidence_score >= 0.45 %}conf-mid{% else %}conf-low{% endif %}">
|
|
{{ "%.3f"|format(v.confidence_score) }}
|
|
</td>
|
|
<td><span class="badge badge-{{ v.routing_decision|lower }}">{{ v.routing_decision }}</span></td>
|
|
<td>{{ v.model_version or '—' }}</td>
|
|
<td>{{ v.frame_count or '—' }}</td>
|
|
<td>{{ v.created_at|string|truncate(10, True, '') }}</td>
|
|
<td><a href="/review/{{ v.video_id }}" class="btn">Annotate</a></td>
|
|
</tr>
|
|
{% endfor %}
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<div class="pagination">
|
|
{% if page > 1 %}<a href="?page={{ page-1 }}&sort={{ sort }}&order={{ order }}">« Prev</a>{% endif %}
|
|
<span class="cur">{{ page }}</span>
|
|
{% if page < total_pages %}<a href="?page={{ page+1 }}&sort={{ sort }}&order={{ order }}">Next »</a>{% endif %}
|
|
</div>
|
|
{% else %}
|
|
<div class="empty"><h2>No videos pending review</h2><p>All REVIEW-routed videos have been annotated.</p></div>
|
|
{% endif %}
|
|
</div>
|
|
</body></html>
|
|
"""
|
|
|
|
_REVIEW_TEMPLATE = """
|
|
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
<title>VideoDetect — Review #{{ video.video_id }}</title>
|
|
<style>
|
|
*{margin:0;padding:0;box-sizing:border-box}
|
|
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#f5f5f5;color:#333}
|
|
.header{background:#1a1a2e;color:#fff;padding:18px 40px;display:flex;justify-content:space-between;align-items:center}
|
|
.header h1{font-size:22px}
|
|
.header a{color:#adb5bd;text-decoration:none}
|
|
.header a:hover{color:#fff}
|
|
.container{max-width:960px;margin:30px auto;padding:0 20px}
|
|
.card{background:#fff;border-radius:8px;padding:22px;margin-bottom:18px;box-shadow:0 1px 4px rgba(0,0,0,.08)}
|
|
.card h2{font-size:16px;margin-bottom:14px;color:#1a1a2e}
|
|
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
|
|
.info-label{font-size:11px;text-transform:uppercase;color:#888;margin-bottom:3px}
|
|
.info-value{font-size:15px;font-weight:600}
|
|
.video-wrap{width:100%;background:#000;border-radius:6px;overflow:hidden}
|
|
video{width:100%;display:block}
|
|
.frames{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:4px}
|
|
.frame{background:#e9ecef;border-radius:6px;padding:10px;text-align:center;font-size:12px;color:#666}
|
|
.frame .conf{font-size:13px;font-weight:600;color:#007bff;margin-top:4px}
|
|
.label-row{display:flex;gap:12px;margin:14px 0 10px}
|
|
.label-btn{flex:1;padding:14px;border:2px solid #dee2e6;border-radius:8px;background:#fff;cursor:pointer;font-size:15px;font-weight:600;transition:all .15s}
|
|
.label-btn:hover{border-color:#007bff}
|
|
.sel-true{border-color:#28a745!important;background:#d4edda;color:#155724}
|
|
.sel-false{border-color:#dc3545!important;background:#f8d7da;color:#721c24}
|
|
textarea{width:100%;padding:10px;border:1px solid #dee2e6;border-radius:6px;font-size:13px;resize:vertical;min-height:72px;margin-top:8px}
|
|
.submit{width:100%;padding:13px;background:#007bff;color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;margin-top:12px}
|
|
.submit:hover{background:#0056b3}
|
|
.submit:disabled{background:#ccc;cursor:not-allowed}
|
|
.already{color:#28a745;font-weight:600;margin-top:8px}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div class="header">
|
|
<h1>VideoDetect</h1>
|
|
<a href="/">« Back to queue</a>
|
|
</div>
|
|
<div class="container">
|
|
<div class="card">
|
|
<h2>Video information</h2>
|
|
<div class="grid">
|
|
<div><div class="info-label">Video ID</div><div class="info-value">{{ video.video_id }}</div></div>
|
|
<div><div class="info-label">Confidence</div><div class="info-value">{{ "%.4f"|format(video.confidence_score) }}</div></div>
|
|
<div><div class="info-label">Routing</div><div class="info-value">{{ video.routing_decision }}</div></div>
|
|
<div><div class="info-label">Model</div><div class="info-value">{{ video.model_version or '—' }}</div></div>
|
|
<div><div class="info-label">Frames</div><div class="info-value">{{ video.frame_count or '—' }}</div></div>
|
|
<div><div class="info-label">Duration</div><div class="info-value">{{ "%.1f"|format(video.video_duration) if video.video_duration else '—' }}s</div></div>
|
|
</div>
|
|
<div style="margin-top:10px;font-size:12px;color:#888;word-break:break-all">{{ video.file_path }}</div>
|
|
</div>
|
|
<div class="card">
|
|
<h2>Video</h2>
|
|
<div class="video-wrap">
|
|
<video controls preload="metadata">
|
|
<source src="/video/{{ video.video_id }}" type="video/mp4">
|
|
Video playback not supported.
|
|
</video>
|
|
</div>
|
|
</div>
|
|
{% if video.contributing_frames %}
|
|
<div class="card">
|
|
<h2>Top contributing frames (by confidence)</h2>
|
|
<div class="frames">
|
|
{% for f in video.contributing_frames %}
|
|
<div class="frame">
|
|
<div>⏱ {{ f.timestamp }}s</div>
|
|
<div class="conf">{{ "%.3f"|format(f.confidence) }}</div>
|
|
</div>
|
|
{% endfor %}
|
|
</div>
|
|
</div>
|
|
{% endif %}
|
|
<div class="card">
|
|
<h2>Annotate</h2>
|
|
{% if video.annotated %}
|
|
<p class="already">✓ Already annotated: <strong>{{ 'MATCH' if video.ground_truth else 'NO MATCH' }}</strong></p>
|
|
{% else %}
|
|
<p style="color:#666;margin-bottom:8px">Does this video contain the target demographic?</p>
|
|
<div class="label-row">
|
|
<button class="label-btn" id="btn-yes" onclick="selectLabel(true)">✓ Yes (MATCH)</button>
|
|
<button class="label-btn" id="btn-no" onclick="selectLabel(false)">✗ No (NO MATCH)</button>
|
|
</div>
|
|
<textarea id="notes" placeholder="Optional notes…"></textarea>
|
|
<button class="submit" id="submitBtn" disabled onclick="submitLabel()">Submit label</button>
|
|
{% endif %}
|
|
</div>
|
|
</div>
|
|
<script>
|
|
let selectedLabel = null;
|
|
function selectLabel(val) {
|
|
selectedLabel = val;
|
|
document.getElementById('btn-yes').className = 'label-btn' + (val ? ' sel-true' : '');
|
|
document.getElementById('btn-no').className = 'label-btn' + (!val ? ' sel-false' : '');
|
|
document.getElementById('submitBtn').disabled = false;
|
|
}
|
|
async function submitLabel() {
|
|
const btn = document.getElementById('submitBtn');
|
|
btn.disabled = true; btn.textContent = 'Saving\u2026';
|
|
const res = await fetch('/api/review/{{ video.video_id }}/label', {
|
|
method: 'POST',
|
|
headers: {'Content-Type': 'application/json'},
|
|
body: JSON.stringify({ground_truth: selectedLabel, notes: document.getElementById('notes').value})
|
|
});
|
|
if (res.ok) { window.location.href = '/'; }
|
|
else { btn.disabled = false; btn.textContent = 'Submit label'; alert('Error saving label.'); }
|
|
}
|
|
</script>
|
|
</body></html>
|
|
"""
|
|
|
|
|
|
# ---------------------------------------------------------------------------
|
|
# Entry point
|
|
# ---------------------------------------------------------------------------
|
|
|
|
if __name__ == "__main__":
|
|
host = os.environ.get("FLASK_HOST", "0.0.0.0")
|
|
port = int(os.environ.get("FLASK_PORT", "5000"))
|
|
app.run(host=host, port=port, debug=False)
|
|
|