There is no problem!!
Code:
C:\temp\rtmpdump>rtmpdump -r "rtmp://s3070spaf6mjvv.cloudfront.net/cfx/st/mp4:12
0" -o 120.mp4
RTMPDump v2.4 GIT-2011-07-11 (Compiled by KSV)
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
WARNING: HandShake: client signature does not match!
INFO: Connected...
Starting download at: 0.000 kB
INFO: Metadata:
INFO: duration 7236.30
INFO: moovPosition 40.00
INFO: width 640.00
INFO: height 480.00
INFO: videocodecid avc1
INFO: audiocodecid mp4a
INFO: avcprofile 66.00
INFO: avclevel 22.00
INFO: aacaot 2.00
INFO: videoframerate 29.97
INFO: audiosamplerate 48000.00
INFO: audiochannels 2.00
INFO: tags:
INFO: ┬رnam 120DVD #2
INFO: trackinfo:
INFO: length 21687200.00
INFO: timescale 2997.00
INFO: sampledescription:
INFO: sampletype avc1
INFO: length 347341824.00
INFO: timescale 48000.00
INFO: sampledescription:
INFO: sampletype mp4a
774.990 kB / 8.41 sec (0.1%)
if problem still persist, give us -p paramater!! Then...