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[extractor/common] Simplify _extract_m3u8_formats
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@ -1201,8 +1201,8 @@ class InfoExtractor(object):
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'protocol': entry_protocol,
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'preference': preference,
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}]
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last_info = None
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last_media = None
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last_info = {}
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last_media = {}
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for line in m3u8_doc.splitlines():
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if line.startswith('#EXT-X-STREAM-INF:'):
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last_info = parse_m3u8_attributes(line)
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@ -1232,17 +1232,13 @@ class InfoExtractor(object):
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elif line.startswith('#') or not line.strip():
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continue
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else:
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if last_info is None:
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formats.append({'url': format_url(line)})
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continue
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tbr = int_or_none(last_info.get('AVERAGE-BANDWIDTH') or last_info.get('BANDWIDTH'), scale=1000)
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format_id = []
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if m3u8_id:
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format_id.append(m3u8_id)
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last_media_name = last_media.get('NAME') if last_media else None
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# Despite specification does not mention NAME attribute for
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# EXT-X-STREAM-INF it still sometimes may be present
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stream_name = last_info.get('NAME') or last_media_name
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stream_name = last_info.get('NAME') or last_media.get('NAME')
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# Bandwidth of live streams may differ over time thus making
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# format_id unpredictable. So it's better to keep provided
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# format_id intact.
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@ -1275,6 +1271,7 @@ class InfoExtractor(object):
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f.update(parse_codecs(last_info.get('CODECS')))
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formats.append(f)
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last_info = {}
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last_media = {}
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return formats
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@staticmethod
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