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@ -1,5 +1,7 @@
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import datetime
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import os
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import urllib
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from collections import Counter
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def generate_master(playlists):
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@ -22,9 +24,19 @@ def generate_media(segments, base_url):
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"""Generate a media playlist from a list of segments as returned by common.get_best_segments().
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Segments are specified as hour/name.ts relative to base_url.
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"""
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# We have to pick a "target duration". in most circumstances almost all segments
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# will be of that duration, so we get the most common duration out of all the segments
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# and use that.
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# If we have no segments, default to 6 seconds.
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non_none_segments = [segment for segment in segments if segment is not None]
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if non_none_segments:
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# Note most_common returns [(value, count)] so we unpack.
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((target_duration, _),) = Counter(segment.duration for segment in non_none_segments).most_common(1)
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else:
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target_duration = datetime.timedelta(seconds=6)
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lines = [
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"#EXTM3U",
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"#EXT-X-TARGETDURATION:6",
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"#EXT-X-TARGETDURATION:{:.3f}".format(target_duration.total_seconds()),
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]
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for segment in segments:
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# TODO handle missing bits, stream endings, other stuff
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