[soop] output file name is not set as expected
Author: uaevuonCreated Mar 11, 2025Updated Oct 1, 2026
Labelssite-bugtriage
Checklist
- I'm reporting that yt-dlp is broken on a supported site
- I've verified that I have updated yt-dlp to nightly or master (update instructions)
- I've checked that all provided URLs are playable in a browser with the same IP and same login details
- I've checked that all URLs and arguments with special characters are properly quoted or escaped
- I've searched known issues, the FAQ, and the bugtracker for similar issues including closed ones. DO NOT post duplicates
- I've read about sharing account credentials and I'm willing to share it if required
Region
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Provide a description that is worded well enough to be understood
If the VOD consists of several playlists, it renames as expected after merging them. But if VOD consists of only one playlist, the output file name is not set as expected.
result: 20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4 expected result: 20250309 153597443 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4
Provide verbose output that clearly demonstrates the problem
- Run your yt-dlp command with -vU flag added (
yt-dlp -vU <your command line>) - If using API, add
'verbose': TruetoYoutubeDLparams instead - Copy the WHOLE output (starting with
[debug] Command-line config) and insert it below
Complete Verbose Output
[debug] Command-line config: ['-N', '8', '--write-thumbnail', '-o', '%(upload_date)s %(id)s %(uploader)s - %(title)s.%(ext)s', '-vU', 'https://vod.sooplive.co.kr/player/153597443']
[debug] Encodings: locale cp949, fs utf-8, pref cp949, out utf-8, error utf-8, screen utf-8
[debug] yt-dlp version [email protected] from yt-dlp/yt-dlp-nightly-builds [05c8023a2] (win_exe)
[debug] Python 3.10.11 (CPython AMD64 64bit) - Windows-10-10.0.26100-SP0 (OpenSSL 1.1.1t 7 Feb 2023)
[debug] exe versions: ffmpeg 7.1-full_build-www.gyan.dev (setts), ffprobe 7.1-full_build-www.gyan.dev
[debug] Optional libraries: Cryptodome-3.21.0, brotli-1.1.0, certifi-2025.01.31, curl_cffi-0.5.10, mutagen-1.47.0, requests-2.32.3, sqlite3-3.40.1, urllib3-2.3.0, websockets-15.0.1
[debug] Proxy map: {}
[debug] Request Handlers: urllib, requests, websockets, curl_cffi
[debug] Plugin directories: none
[debug] Loaded 1844 extractors
[debug] Fetching release info: https://api.github.com/repos/yt-dlp/yt-dlp-nightly-builds/releases/latest
Latest version: [email protected] from yt-dlp/yt-dlp-nightly-builds
yt-dlp is up to date ([email protected] from yt-dlp/yt-dlp-nightly-builds)
[soop] Extracting URL: https://vod.sooplive.co.kr/player/153597443
[soop] 153597443: Downloading API JSON
[soop] 153597443: Downloading part 1 m3u8 information
[debug] Formats sorted by: hasvid, ie_pref, lang, quality, res, fps, hdr:12(7), vcodec, channels, acodec, size, br, asr, proto, vext, aext, hasaud, source, id
[debug] Default format spec: bestvideo*+bestaudio/best
[info] 20250308_471FDA20_282005084_5: Downloading 1 format(s): hls-original
[info] Downloading video thumbnail 0 ...
[info] Writing video thumbnail 0 to: 20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오 픈런.jpg
[debug] Invoking hlsnative downloader on "https://vod-archive-kr-cdn-z01.sooplive.co.kr/v102/hls/vod/20250308/084/282005084/REGL_471FDA20_282005084_5.smil/original/both/playlist.m3u8"
[hlsnative] Downloading m3u8 manifest
[hlsnative] Total fragments: 1288
[download] Destination: 20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4
[debug] File locking is not supported. Proceeding without locking
[download] 100% of 5.07GiB in 00:01:04 at 80.36MiB/s
[debug] ffprobe command line: ffprobe -hide_banner -show_format -show_streams -print_format json "file:20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4"
[debug] ffmpeg command line: ffprobe -show_streams "file:20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4"
[FixupM3u8] Fixing MPEG-TS in MP4 container of "20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4"
[debug] ffmpeg command line: ffmpeg -y -loglevel repeat+info -i "file:20250309 20250308_471FDA20_282005084_5 설레랑 - [ 포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.mp4" -map 0 -dn -ignore_unknown -c copy -f mp4 -bsf:a aac_adtstoasc -movflags +faststart "file:20250309 20250308_471FDA20_282005084_5 설레랑 - [포연동⧸퍼켓몬] 숲유일 행운전형 오픈런.temp.mp4"Source: yt-dlp/yt-dlp