dataprocess_code/check_fps_from_tigris.py

import argparse
import csv
import os
import random
import subprocess
import tempfile

import boto3
from botocore.config import Config

AWS_ACCESS_KEY_ID ="tid_cqKPLHboixMUUQxq_ImANLFwrehWmWZHlEaPZXzXNbKxf_fugg"
AWS_SECRET_ACCESS_KEY = "tsec_CXLclBpmOD2blVqdL+smpI52cOxQiXs-pH-INnfU6yfhc1MAajUTpI7xWO+5YAyLwyXjpq"


def main() -> None:
    parser = argparse.ArgumentParser(description="Sample clips from Tigris and check fps via ffprobe.")
    parser.add_argument(
        "--tsv",
        type=str,
        default="/mnt/nfs/datasets/SpeakerVid-5M/dataprocess_code/output_top5/existing.tsv",
        help="Path to existing.tsv",
    )
    parser.add_argument("--num", type=int, default=5, help="Number of clips to sample.")
    parser.add_argument("--seed", type=int, default=0, help="Random seed.")
    args = parser.parse_args()

    rows = []
    with open(args.tsv, "r", encoding="utf-8") as f:
        reader = csv.DictReader(f, delimiter="\t")
        for row in reader:
            mp4_key = row.get("mp4_key")
            if mp4_key:
                rows.append(mp4_key)

    if not rows:
        raise SystemExit(f"No mp4_key found in {args.tsv}")

    rng = random.Random(args.seed)
    sample_keys = rng.sample(rows, k=min(max(args.num, 1), len(rows)))

    endpoint = os.getenv("S3_ENDPOINT_URL") or "https://t3.storage.dev"
    region = os.getenv("AWS_REGION") or "auto"
    bucket = os.getenv("S3_BUCKET") or "youtube-downloads"
    aws_access_key_id =   AWS_ACCESS_KEY_ID #os.getenv("AWS_ACCESS_KEY_ID")
    aws_secret_access_key = AWS_SECRET_ACCESS_KEY #os.getenv("AWS_SECRET_ACCESS_KEY")

    if not aws_access_key_id or not aws_secret_access_key:
        raise SystemExit("Missing AWS_ACCESS_KEY_ID/AWS_SECRET_ACCESS_KEY in env for this check.")

    client = boto3.client(
        "s3",
        endpoint_url=endpoint,
        region_name=region,
        aws_access_key_id=aws_access_key_id,
        aws_secret_access_key=aws_secret_access_key,
        config=Config(signature_version="s3v4"),
    )

    with tempfile.TemporaryDirectory(prefix="fps_check_") as tmpdir:
        for mp4_key in sample_keys:
            local_path = os.path.join(tmpdir, os.path.basename(mp4_key))
            client.download_file(bucket, mp4_key, local_path)

            cmd = [
                "ffprobe",
                "-v",
                "error",
                "-select_streams",
                "v:0",
                "-show_entries",
                "stream=avg_frame_rate,r_frame_rate",
                "-of",
                "default=nw=1",
                local_path,
            ]
            print("mp4_key:", mp4_key)
            print(subprocess.check_output(cmd, text=True))


if __name__ == "__main__":
    main()