def __init__(self, path):
os.stat(path)
self.path = path
self.playlist = os.path.join(path, self.PLAYLIST_FILE)
os.stat(self.playlist)
self.segments = fs.glob(os.path.join(path, SEGMENT_GLOB))
thumbnail = os.path.join(path, self.THUMBNAIL_FILE)
if os.path.exists(thumbnail)):
self.thumbnail = thumbnail
def make_thumbnail(stream, filename="thumb.jpg", clobber=False, **kwargs):
outfile = os.path.join(stream, filename)
if not clobber and os.path.exists(outfile):
return (Processing.WILL_NOT_CLOBBER, outfile)
segments = fs.glob(os.path.join(stream, "*.ts"))
if not segments:
raise ValueError("stream '%s' does not contain any segments" % stream)
segment = random.choice(segments)
dimensions = kwargs.get("dimensions", "240x135")
try:
process.check_output(["ffmpeg", "-i", segment, "-vframes", "1", "-an", "-s", dimensions, "-ss", "1", outfile])
return (Processing.COMPLETE, outfile)
except process.CalledProcessError, e:
raise ProcessingError(e.output)
