mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-11-08 01:13:15 +00:00
[test] Test subtitle extraction from DASH manifests
This commit is contained in:
parent
73b9088a1c
commit
becdc7f82c
|
@ -949,7 +949,8 @@ def test_parse_mpd_formats(self):
|
|||
'tbr': 5997.485,
|
||||
'width': 1920,
|
||||
'height': 1080,
|
||||
}]
|
||||
}],
|
||||
{},
|
||||
), (
|
||||
# https://github.com/ytdl-org/youtube-dl/pull/14844
|
||||
'urls_only',
|
||||
|
@ -1032,7 +1033,8 @@ def test_parse_mpd_formats(self):
|
|||
'tbr': 4400,
|
||||
'width': 1920,
|
||||
'height': 1080,
|
||||
}]
|
||||
}],
|
||||
{},
|
||||
), (
|
||||
# https://github.com/ytdl-org/youtube-dl/issues/20346
|
||||
# Media considered unfragmented even though it contains
|
||||
|
@ -1078,18 +1080,137 @@ def test_parse_mpd_formats(self):
|
|||
'width': 360,
|
||||
'height': 360,
|
||||
'fps': 30,
|
||||
}]
|
||||
}],
|
||||
{},
|
||||
), (
|
||||
'subtitles',
|
||||
'https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd',
|
||||
'https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/',
|
||||
[{
|
||||
"format_id": "audio=128001",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"ext": "m4a",
|
||||
"tbr": 128.001,
|
||||
"asr": 48000,
|
||||
"format_note": "DASH audio",
|
||||
"container": "m4a_dash",
|
||||
"vcodec": "none",
|
||||
"acodec": "mp4a.40.2",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
"audio_ext": "m4a",
|
||||
"video_ext": "none",
|
||||
"abr": 128.001,
|
||||
}, {
|
||||
"format_id": "video=100000",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"ext": "mp4",
|
||||
"width": 336,
|
||||
"height": 144,
|
||||
"tbr": 100,
|
||||
"format_note": "DASH video",
|
||||
"container": "mp4_dash",
|
||||
"vcodec": "avc1.4D401F",
|
||||
"acodec": "none",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
"video_ext": "mp4",
|
||||
"audio_ext": "none",
|
||||
"vbr": 100,
|
||||
}, {
|
||||
"format_id": "video=326000",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"ext": "mp4",
|
||||
"width": 562,
|
||||
"height": 240,
|
||||
"tbr": 326,
|
||||
"format_note": "DASH video",
|
||||
"container": "mp4_dash",
|
||||
"vcodec": "avc1.4D401F",
|
||||
"acodec": "none",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
"video_ext": "mp4",
|
||||
"audio_ext": "none",
|
||||
"vbr": 326,
|
||||
}, {
|
||||
"format_id": "video=698000",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"ext": "mp4",
|
||||
"width": 844,
|
||||
"height": 360,
|
||||
"tbr": 698,
|
||||
"format_note": "DASH video",
|
||||
"container": "mp4_dash",
|
||||
"vcodec": "avc1.4D401F",
|
||||
"acodec": "none",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
"video_ext": "mp4",
|
||||
"audio_ext": "none",
|
||||
"vbr": 698,
|
||||
}, {
|
||||
"format_id": "video=1493000",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"ext": "mp4",
|
||||
"width": 1126,
|
||||
"height": 480,
|
||||
"tbr": 1493,
|
||||
"format_note": "DASH video",
|
||||
"container": "mp4_dash",
|
||||
"vcodec": "avc1.4D401F",
|
||||
"acodec": "none",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
"video_ext": "mp4",
|
||||
"audio_ext": "none",
|
||||
"vbr": 1493,
|
||||
}, {
|
||||
"format_id": "video=4482000",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"ext": "mp4",
|
||||
"width": 1688,
|
||||
"height": 720,
|
||||
"tbr": 4482,
|
||||
"format_note": "DASH video",
|
||||
"container": "mp4_dash",
|
||||
"vcodec": "avc1.4D401F",
|
||||
"acodec": "none",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
"video_ext": "mp4",
|
||||
"audio_ext": "none",
|
||||
"vbr": 4482,
|
||||
}],
|
||||
{
|
||||
"en": [
|
||||
{
|
||||
"ext": "mp4",
|
||||
"manifest_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/manifest.mpd",
|
||||
"fragment_base_url": "https://sdn-global-streaming-cache-3qsdn.akamaized.net/stream/3144/files/17/07/672975/3144-kZT4LWMQw6Rh7Kpd.ism/dash/",
|
||||
"protocol": "http_dash_segments",
|
||||
}
|
||||
]
|
||||
},
|
||||
)
|
||||
]
|
||||
|
||||
for mpd_file, mpd_url, mpd_base_url, expected_formats in _TEST_CASES:
|
||||
for mpd_file, mpd_url, mpd_base_url, expected_formats, expected_subtitles in _TEST_CASES:
|
||||
with io.open('./test/testdata/mpd/%s.mpd' % mpd_file,
|
||||
mode='r', encoding='utf-8') as f:
|
||||
formats = self.ie._parse_mpd_formats(
|
||||
formats, subtitles = self.ie._parse_mpd_formats_and_subtitles(
|
||||
compat_etree_fromstring(f.read().encode('utf-8')),
|
||||
mpd_base_url=mpd_base_url, mpd_url=mpd_url)
|
||||
self.ie._sort_formats(formats)
|
||||
expect_value(self, formats, expected_formats, None)
|
||||
expect_value(self, subtitles, expected_subtitles, None)
|
||||
|
||||
def test_parse_f4m_formats(self):
|
||||
_TEST_CASES = [
|
||||
|
|
351
test/testdata/mpd/subtitles.mpd
vendored
Normal file
351
test/testdata/mpd/subtitles.mpd
vendored
Normal file
|
@ -0,0 +1,351 @@
|
|||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Created with Unified Streaming Platform (version=1.10.18-20255) -->
|
||||
<MPD
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xmlns="urn:mpeg:dash:schema:mpd:2011"
|
||||
xsi:schemaLocation="urn:mpeg:dash:schema:mpd:2011 http://standards.iso.org/ittf/PubliclyAvailableStandards/MPEG-DASH_schema_files/DASH-MPD.xsd"
|
||||
type="static"
|
||||
mediaPresentationDuration="PT14M48S"
|
||||
maxSegmentDuration="PT1M"
|
||||
minBufferTime="PT10S"
|
||||
profiles="urn:mpeg:dash:profile:isoff-live:2011">
|
||||
<Period
|
||||
id="1"
|
||||
duration="PT14M48S">
|
||||
<BaseURL>dash/</BaseURL>
|
||||
<AdaptationSet
|
||||
id="1"
|
||||
group="1"
|
||||
contentType="audio"
|
||||
segmentAlignment="true"
|
||||
audioSamplingRate="48000"
|
||||
mimeType="audio/mp4"
|
||||
codecs="mp4a.40.2"
|
||||
startWithSAP="1">
|
||||
<AudioChannelConfiguration
|
||||
schemeIdUri="urn:mpeg:dash:23003:3:audio_channel_configuration:2011"
|
||||
value="2" />
|
||||
<Role schemeIdUri="urn:mpeg:dash:role:2011" value="main" />
|
||||
<SegmentTemplate
|
||||
timescale="48000"
|
||||
initialization="3144-kZT4LWMQw6Rh7Kpd-$RepresentationID$.dash"
|
||||
media="3144-kZT4LWMQw6Rh7Kpd-$RepresentationID$-$Time$.dash">
|
||||
<SegmentTimeline>
|
||||
<S t="0" d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="96256" r="2" />
|
||||
<S d="95232" />
|
||||
<S d="3584" />
|
||||
</SegmentTimeline>
|
||||
</SegmentTemplate>
|
||||
<Representation
|
||||
id="audio=128001"
|
||||
bandwidth="128001">
|
||||
</Representation>
|
||||
</AdaptationSet>
|
||||
<AdaptationSet
|
||||
id="2"
|
||||
group="3"
|
||||
contentType="text"
|
||||
lang="en"
|
||||
mimeType="application/mp4"
|
||||
codecs="stpp"
|
||||
startWithSAP="1">
|
||||
<Role schemeIdUri="urn:mpeg:dash:role:2011" value="subtitle" />
|
||||
<SegmentTemplate
|
||||
timescale="1000"
|
||||
initialization="3144-kZT4LWMQw6Rh7Kpd-$RepresentationID$.dash"
|
||||
media="3144-kZT4LWMQw6Rh7Kpd-$RepresentationID$-$Time$.dash">
|
||||
<SegmentTimeline>
|
||||
<S t="0" d="60000" r="9" />
|
||||
<S d="24000" />
|
||||
</SegmentTimeline>
|
||||
</SegmentTemplate>
|
||||
<Representation
|
||||
id="textstream_eng=1000"
|
||||
bandwidth="1000">
|
||||
</Representation>
|
||||
</AdaptationSet>
|
||||
<AdaptationSet
|
||||
id="3"
|
||||
group="2"
|
||||
contentType="video"
|
||||
par="960:409"
|
||||
minBandwidth="100000"
|
||||
maxBandwidth="4482000"
|
||||
maxWidth="1689"
|
||||
maxHeight="720"
|
||||
segmentAlignment="true"
|
||||
mimeType="video/mp4"
|
||||
codecs="avc1.4D401F"
|
||||
startWithSAP="1">
|
||||
<Role schemeIdUri="urn:mpeg:dash:role:2011" value="main" />
|
||||
<SegmentTemplate
|
||||
timescale="12288"
|
||||
initialization="3144-kZT4LWMQw6Rh7Kpd-$RepresentationID$.dash"
|
||||
media="3144-kZT4LWMQw6Rh7Kpd-$RepresentationID$-$Time$.dash">
|
||||
<SegmentTimeline>
|
||||
<S t="0" d="24576" r="443" />
|
||||
</SegmentTimeline>
|
||||
</SegmentTemplate>
|
||||
<Representation
|
||||
id="video=100000"
|
||||
bandwidth="100000"
|
||||
width="336"
|
||||
height="144"
|
||||
sar="2880:2863"
|
||||
scanType="progressive">
|
||||
</Representation>
|
||||
<Representation
|
||||
id="video=326000"
|
||||
bandwidth="326000"
|
||||
width="562"
|
||||
height="240"
|
||||
sar="115200:114929"
|
||||
scanType="progressive">
|
||||
</Representation>
|
||||
<Representation
|
||||
id="video=698000"
|
||||
bandwidth="698000"
|
||||
width="844"
|
||||
height="360"
|
||||
sar="86400:86299"
|
||||
scanType="progressive">
|
||||
</Representation>
|
||||
<Representation
|
||||
id="video=1493000"
|
||||
bandwidth="1493000"
|
||||
width="1126"
|
||||
height="480"
|
||||
sar="230400:230267"
|
||||
scanType="progressive">
|
||||
</Representation>
|
||||
<Representation
|
||||
id="video=4482000"
|
||||
bandwidth="4482000"
|
||||
width="1688"
|
||||
height="720"
|
||||
sar="86400:86299"
|
||||
scanType="progressive">
|
||||
</Representation>
|
||||
</AdaptationSet>
|
||||
</Period>
|
||||
</MPD>
|
Loading…
Reference in a new issue