ffmpeg -i "http://video4.cdg01.hls.ttvnw.net/hls95/ultra_13779317088_224306996/chunked/py-index-live.m3u8?token=id=3175284357125120325,bid=13779317088,exp=1427741729,node=video4-1.cdg01.hls.justin.tv,nname=video4.cdg01,fmt=chunked&sig=dcbad5c08facfed9de0905be71135a45d8ab0a97" -bsf:a aac_adtstoasc -c copy "day3/ultra1.mp4"