ffprobe version N-37063-g14d94a1 Copyright (c) 2007-2012 the FFmpeg developers
  built on Jan 23 2012 13:26:15 with llvm_gcc 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)
  configuration: --enable-libmp3lame
  libavutil      51. 34.101 / 51. 34.101
  libavcodec     53. 57.105 / 53. 57.105
  libavformat    53. 30.100 / 53. 30.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 59.101 /  2. 59.101
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  6.100 /  0.  6.100
[flv @ 0x7f88b303d800] Could not find codec parameters (Video: none)
Input #0, flv, from 'thirty.flv':
  Metadata:
    canSeekToEnd    : true
  Duration: 00:34:35.04, start: 3.040000, bitrate: 20 kb/s
    Stream #0:0: Video: none, 1k tbr, 1k tbn, 1k tbc
    Stream #0:1: Audio: nellymoser, 44100 Hz, mono, s16
Unsupported codec with id 0 for input stream 0
[STREAM]
index=0
codec_name=unknown
codec_long_name=unknown
codec_type=video
codec_time_base=1/1000
codec_tag_string=[0][0][0][0]
codec_tag=0x0000
width=0
height=0
has_b_frames=0
sample_aspect_ratio=N/A
display_aspect_ratio=N/A
pix_fmt=unknown
level=-99
timecode=N/A
id=N/A
r_frame_rate=1000/1
avg_frame_rate=0/0
time_base=1/1000
start_time=3.040000
duration=2075.043000
nb_frames=N/A
[/STREAM]
[STREAM]
index=1
codec_name=nellymoser
codec_long_name=Nellymoser Asao
codec_type=audio
codec_time_base=0/1
codec_tag_string=[0][0][0][0]
codec_tag=0x0000
sample_fmt=s16
sample_rate=44100
channels=1
bits_per_sample=0
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/1000
start_time=3.040000
duration=N/A
nb_frames=N/A
[/STREAM]
(END)