def get_metadata(video_file):
"""Parses file metadata
Parsing is delegated to appropriate library based on filetype
If filetype is unsupported default metadata is used instead
Args:
video_file: path to file
Returns:
Metadata formatted to Youtube APIs status parameter
"""
metadata = {
"title": os.path.basename(video_file).split(".")[0],
"description": "A video recorded with Freeseer",
"tags": ['Freeseer', 'FOSSLC', 'Open Source'],
"categoryId": 27 # temporary, see gh#415
}
if video_file.lower().endswith('.ogg'):
tags = oggvorbis.Open(video_file)
if "title" in tags:
metadata['title'] = tags['title'][0]
if "album" in tags and "artist" in tags and "date" in tags:
metadata['description'] = "At {} by {} recorded on {}".format(
tags['album'][0], tags['artist'][0], tags['date'][0])
return metadata
def duration(self):
"""Return the duration of the sample.
:rtype: float
"""
if self._duration is not None:
return self._duration
with closing(SourceFile.open(self.relative_path, 'rb')) as f:
if self.extension == 'ogg':
value = oggvorbis.Open(f).info.length
elif self.extension == 'mp3':
value = mp3.Open(f).info.length
elif self.extension == 'wav':
with closing(wave.open(f)) as open_file:
value = open_file.getnframes() / open_file.getframerate()
else:
raise NotImplementedError(
'Sound extension "{extension}" is not supported.'.format(
extension=self.extension,
)
)
self._duration = value
return value