def _convert_video(self, destination=None):
try:
if not destination:
destination = (self.tmp_path + '.ogv')
converter = OggConverter(self.tmp_path, target=destination)
converter.run()
path_to_converted_video = destination or replace_file_extension(self.tmp_path, 'ogv')
converted_video = open(path_to_converted_video).read()
finally:
files_to_remove = [destination, replace_file_extension(self.tmp_path, 'ogv'), self.tmp_path]
for file_ in files_to_remove:
self._remove_if_exists(file_)
self._converted_video = b64encode(converted_video)
def run(self):
'''
Runs the conversion
'''
out_file = self.target or replace_file_extension(self.source, "ogv")
command = "ffmpeg -i %s -vcodec libtheora -acodec libvorbis %s"%(self.source, out_file )
process = Popen(command, shell=True)
process.wait()
def __init__(self, source, target=None, log_stream=sys.stdout):
'''
source is the name of the file video from which sound will be extracted (source file is not altered)
target is the name of the resulting mp3 audio file (target file is created or overridden)
'''
logging.basicConfig(level=logging.INFO,
format='%(asctime)s %(levelname)-8s %(message)s',
stream=log_stream)
self.source = source
self.target = target or replace_file_extension(source, 'mp3')
self._create_pipeline()
self._configure_message_handling()
def run(self):
'''
Runs the conversion
'''
command = "ffmpeg -i %s -f flv -b 200000 %s"%(self.source, self.target or replace_file_extension(self.source, "flv"))
process = Popen(command.split())