React / preprocess /__main__.py
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preprocess: add detect/curation/previews modules (curate CLI; ports verified bit-exact against published outputs)
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"""Command-line entry point.
python -m react_preprocess build --task pushT [--date D] [--with-depth]
python -m react_preprocess audit --root /path/to/data/pushT
python -m react_preprocess backfill-flags --root /path/to/data/pushT
python -m react_preprocess verify-flags --root /path/to/data/pushT
"""
from __future__ import annotations
import argparse
import json
import sys
from pathlib import Path
from . import backfill, curation
from .config import H5_ROOTS, STAGE_ROOT
from .h5io import discover
from .pipeline import build_episode
def cmd_build(args) -> int:
root = H5_ROOTS[args.task]
paths = discover(args.task, root, args.date, args.episodes)
if not paths:
print(f"no source recordings under {root}", file=sys.stderr)
return 1
print(f"[build] {args.task}: {len(paths)} episodes -> {STAGE_ROOT}", flush=True)
failures = 0
for p in paths:
report = build_episode(p, args.task, force=args.force,
with_depth=args.with_depth,
encode_video=not args.meta_only)
print(f" {report}", flush=True)
failures += report.status == "FAIL"
print(f"[build] done ({failures} failed)")
return 1 if failures else 0
def _resolve_roots(args) -> list[Path]:
if args.root:
return [Path(args.root)]
return [STAGE_ROOT / t for t in (H5_ROOTS if not args.task else [args.task])]
def cmd_audit(args) -> int:
for root in _resolve_roots(args):
reports = backfill.process_tree(root, dry_run=True)
if not reports:
print(f"[audit] {root}: no parquet found")
continue
summary = backfill.aggregate(reports)
print(f"[audit] {root}")
print(f" episodes={summary['episodes']} rows={summary['rows']}")
print(f" unique tactile frames = {summary['unique_tactile']} "
f"({summary['duplicate_ratio']*100:.1f}% duplicated)")
print(f" effective tactile rate = {summary['effective_fps']:.1f} fps "
f"(rows written at 30 fps)")
print(f" longest frozen run = {summary['max_repeat_run']} frames "
f"({summary['max_repeat_run']/30:.2f} s)")
if args.json:
Path(args.json).write_text(json.dumps(
{"summary": summary, "episodes": reports}, indent=2))
print(f" wrote {args.json}")
return 0
def cmd_backfill(args) -> int:
for root in _resolve_roots(args):
reports = backfill.process_tree(root, dry_run=args.dry_run)
if not reports:
print(f"[backfill] {root}: no parquet found")
continue
summary = backfill.aggregate(reports)
verb = "would update" if args.dry_run else "updated"
print(f"[backfill] {verb} {len(reports)} parquet under {root}")
print(f" duplicate ratio {summary['duplicate_ratio']*100:.1f}% "
f"-> effective {summary['effective_fps']:.1f} fps")
return 0
def cmd_verify(args) -> int:
"""Check the recovered flags.
Against source H5 this is exact. Against the published MP4s it can only be
approximate, because H.264 is lossy: a duplicated source frame does not
decode back to identical pixels.
"""
task = args.task or "pushT"
root = Path(args.root) if args.root else STAGE_ROOT / task
pqs = sorted(root.rglob("meta/**/episode_*.parquet"))[: args.limit_episodes]
if not pqs:
print(f"no parquet under {root}", file=sys.stderr)
return 1
bad = 0
for pq_path in pqs:
date, ep = pq_path.parent.name, pq_path.stem
if args.against == "h5":
h5 = H5_ROOTS[task] / date / f"{ep}.h5"
if not h5.exists():
print(f" {ep}: source H5 missing, skipped")
continue
search = range(args.shift_min, args.shift_max + 1) if args.shift is None else None
res = backfill.verify_against_h5(pq_path, h5, args.side, args.frames,
shift=args.shift, search=search)
ok = res["mismatches"] == 0
bad += not ok
how = "detected" if res["shift_detected"] else "given"
print(f" {ep}: {'OK ' if ok else 'MISMATCH'} "
f"n={res['compared']} mismatches={res['mismatches']} "
f"tactile_shift={res['shift']:+d} ({how}) "
f"unique proxy/source = {res['proxy_unique']}/{res['source_unique']}")
else:
video = root / "videos" / date / ep / f"tactile_{args.side}.mp4"
if not video.exists():
print(f" {ep}: no video, skipped")
continue
res = backfill.verify_against_video(pq_path, video, args.frames, args.tol)
ok = res["mismatches"] == 0
bad += not ok
print(f" {ep}: {'OK ' if ok else 'MISMATCH'} "
f"n={res['compared']} mismatches={res['mismatches']} "
f"unique proxy/video = {res['proxy_unique']}/{res['video_unique']} "
f"MAD dup<={res['mad_duplicate_max']:.2f} new>={res['mad_new_min']:.2f}")
print(f"[verify] against {args.against}: {len(pqs)} episodes, {bad} mismatching")
return 1 if bad else 0
def cmd_curate(args) -> int:
"""Rebuild bad_frames.json / segments.json / episodes.jsonl for a task."""
for task in ([args.task] if args.task else sorted(H5_ROOTS)):
try:
s = curation.build_task(task, STAGE_ROOT, write=not args.dry_run)
except FileNotFoundError as exc:
print(f"[curate] {task}: {exc}", file=sys.stderr)
continue
verb = "would write" if args.dry_run else "wrote"
print(f"[curate] {task}: {s['episodes']} episodes, {s['segments']} segments, "
f"{s['total_frames']:,} frames, {s['bad_frames']} bad "
f"({s['bad_fraction']*100:.2f}%), clean {s['clean_frames']:,} "
f"({s['clean_minutes']:.1f} min) — {verb}")
return 0
def main(argv=None) -> int:
ap = argparse.ArgumentParser(prog="react_preprocess")
sub = ap.add_subparsers(dest="cmd", required=True)
b = sub.add_parser("build", help="source H5 -> published release")
b.add_argument("--task", required=True, choices=sorted(H5_ROOTS))
b.add_argument("--date")
b.add_argument("--episodes", nargs="*")
b.add_argument("--force", action="store_true")
b.add_argument("--with-depth", action="store_true")
b.add_argument("--meta-only", action="store_true",
help="recompute parquet without re-encoding video")
b.set_defaults(func=cmd_build)
a = sub.add_parser("audit", help="report tactile duplication")
a.add_argument("--root")
a.add_argument("--task", choices=sorted(H5_ROOTS))
a.add_argument("--json")
a.set_defaults(func=cmd_audit)
f = sub.add_parser("backfill-flags", help="add tactile_*_is_new to parquet")
f.add_argument("--root")
f.add_argument("--task", choices=sorted(H5_ROOTS))
f.add_argument("--dry-run", action="store_true")
f.set_defaults(func=cmd_backfill)
c = sub.add_parser("curate", help="rebuild bad_frames/segments/episodes indices")
c.add_argument("--task", choices=sorted(H5_ROOTS))
c.add_argument("--dry-run", action="store_true")
c.set_defaults(func=cmd_curate)
v = sub.add_parser("verify-flags", help="check flags against ground truth")
v.add_argument("--root")
v.add_argument("--task", choices=sorted(H5_ROOTS))
v.add_argument("--against", choices=("h5", "video"), default="h5",
help="h5 = exact (source pixels); video = approximate (lossy)")
v.add_argument("--side", choices=("left", "right"), default="left")
v.add_argument("--frames", type=int, default=600)
v.add_argument("--tol", type=float, default=1.0,
help="mean-abs-diff threshold when checking against video")
v.add_argument("--shift", type=int, default=None,
help="known baked-in tactile shift; omit to auto-detect")
v.add_argument("--shift-min", type=int, default=0)
v.add_argument("--shift-max", type=int, default=20)
v.add_argument("--limit-episodes", type=int, default=2)
v.set_defaults(func=cmd_verify)
args = ap.parse_args(argv)
return args.func(args)
if __name__ == "__main__":
raise SystemExit(main())