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feat(manifests): add dts-hd, mpeg-h and lcevc codecs and a manifest corpus

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Fix DASH SegmentTimeline negative @r and Pattern, TTML sidecar sets with no contentType, HLS CHANNELS identifiers and Dolby channel masks; test against 408 public DASH/HLS/ISM manifests.
This commit is contained in:
imSp4rky
2026-10-26 10:30:43 -06:00
parent a7f77dea42
commit ffeb58f808
431 changed files with 44396 additions and 41 deletions
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tests/core/test_dash_segment_numbering.py
+28
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@@ -61,3 +61,31 @@ def test_timeline_numbers_follow_start_number(start: int, count: int) -> None:
@pytest.mark.parametrize(("start", "seconds", "count"), [(0, "1M36.720", 17), (1, "1M36.720", 17), (2642, "30", 5)])
def test_duration_numbers_follow_start_number(start: int, seconds: str, count: int) -> None:
assert _numbers(DURATION_MPD.format(start=start, seconds=seconds)) == list(range(start, start + count))
TIME_MPD = """
<MPD xmlns="urn:mpeg:dash:schema:mpd:2011" type="static" mediaPresentationDuration="PT10S">
<Period id="0" start="PT0S" duration="PT10S">
<AdaptationSet mimeType="audio/mp4">
<SegmentTemplate timescale="10" media="a/$Time$.mp4">
<SegmentTimeline>{timeline}</SegmentTimeline>
</SegmentTemplate>
<Representation id="a" bandwidth="1"/>
</AdaptationSet>
</Period>
</MPD>
"""
@pytest.mark.parametrize(
("timeline", "starts"),
[
# a negative @r repeats to the end of the Period, or to the next S@t
('<S t="0" d="20" r="-1"/>', [0, 20, 40, 60, 80]),
('<S t="0" d="20" r="-1"/><S t="60" d="40"/>', [0, 20, 40, 60]),
# an S with @p cycles the Pattern durations from index @pE
('<Pattern id="1"><P d="10" r="1"/><P d="30"/></Pattern><S t="0" r="4" p="1" pE="1"/>', [0, 10, 40, 50, 60]),
],
)
def test_timeline_repeat_and_pattern_forms(timeline: str, starts: list[int]) -> None:
assert _numbers(TIME_MPD.format(timeline=timeline)) == starts