[extractor/common] Borrow quality metadata from parent set-level manifest for f4m

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Sergey M․ 2016-05-27 01:47:44 +06:00
parent 2615fa7584
commit 77b8b4e696
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@ -1035,6 +1035,10 @@ def _parse_f4m_formats(self, manifest, manifest_url, video_id, preference=None,
'bootstrap info', default=None) 'bootstrap info', default=None)
for i, media_el in enumerate(media_nodes): for i, media_el in enumerate(media_nodes):
tbr = int_or_none(media_el.attrib.get('bitrate'))
width = int_or_none(media_el.attrib.get('width'))
height = int_or_none(media_el.attrib.get('height'))
format_id = '-'.join(filter(None, [f4m_id, compat_str(i if tbr is None else tbr)]))
# If <bootstrapInfo> is present, the specified f4m is a # If <bootstrapInfo> is present, the specified f4m is a
# stream-level manifest, and only set-level manifests may refer to # stream-level manifest, and only set-level manifests may refer to
# external resources. See section 11.4 and section 4 of F4M spec # external resources. See section 11.4 and section 4 of F4M spec
@ -1056,23 +1060,35 @@ def _parse_f4m_formats(self, manifest, manifest_url, video_id, preference=None,
# bitrate in f4m downloader # bitrate in f4m downloader
ext = determine_ext(manifest_url) ext = determine_ext(manifest_url)
if ext == 'f4m': if ext == 'f4m':
formats.extend(self._extract_f4m_formats( f4m_formats = self._extract_f4m_formats(
manifest_url, video_id, preference=preference, f4m_id=f4m_id, manifest_url, video_id, preference=preference, f4m_id=f4m_id,
transform_source=transform_source, fatal=fatal)) transform_source=transform_source, fatal=fatal)
# Sometimes stream-level manifest contains single media entry that
# does not contain any quality metadata (e.g. http://matchtv.ru/#live-player).
# At the same time parent's media entry in set-level manifest may
# contain it. We will copy it from parent in such cases.
if len(f4m_formats) == 1:
f = f4m_formats[0]
f.update({
'tbr': f.get('tbr') or tbr,
'width': f.get('width') or width,
'height': f.get('height') or height,
'format_id': f.get('format_id') if not tbr else format_id,
})
formats.extend(f4m_formats)
continue continue
elif ext == 'm3u8': elif ext == 'm3u8':
formats.extend(self._extract_m3u8_formats( formats.extend(self._extract_m3u8_formats(
manifest_url, video_id, 'mp4', preference=preference, manifest_url, video_id, 'mp4', preference=preference,
m3u8_id=m3u8_id, fatal=fatal)) m3u8_id=m3u8_id, fatal=fatal))
continue continue
tbr = int_or_none(media_el.attrib.get('bitrate'))
formats.append({ formats.append({
'format_id': '-'.join(filter(None, [f4m_id, compat_str(i if tbr is None else tbr)])), 'format_id': format_id,
'url': manifest_url, 'url': manifest_url,
'ext': 'flv' if bootstrap_info else None, 'ext': 'flv' if bootstrap_info else None,
'tbr': tbr, 'tbr': tbr,
'width': int_or_none(media_el.attrib.get('width')), 'width': width,
'height': int_or_none(media_el.attrib.get('height')), 'height': height,
'preference': preference, 'preference': preference,
}) })
return formats return formats