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  #1  
Old 01-08-2013, 10:22 AM
charos charos is offline
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Help with better syntax for audio stream dump


Hi!

I need to capture an audio live stream for 2 hours with RTMPDump v2.4 GIT-2011-07-11 (Compiled by KSV) . After a lot of searches , trial & errrors I have the following syntax:
Code:
rtmpdump -r "rtmp://cp126784.live.edgefcs.net/live/" --live -v -y "enlevko@73167"  --swfVfy "http://enlefko.fm/sites/all/themes/enleyko/flash/EnLefko_RTMPPlayer.swf"    --stop 7200  -o tzoum.mp4a
The problem is that the stream dump is not consistent. Sometimes it just stays at
Quote:
Connecting ...
INFO: Connected...
Other times I get
Quote:
INFO: Connected...
ERROR: RTMP_ReadPacket, failed to read RTMP packet body. len: 4
Other times I get the notorious
Quote:
Received FLV packet before play()!
But many times it works ok. Is there something wrong with my syntax?

Last edited by charos : 01-08-2013 at 10:24 AM. Reason: Added info
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  #2  
Old 01-08-2013, 10:26 AM
svnpenn svnpenn is offline
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Re: Help with better syntax for audio stream dump


Quote:
Originally Posted by Forum rules v1.1
If you truly want definitive answers quickly and without
delay, please include link(s) to the web-page(s) with video(s)

stream-recorder.com/forum/announcement.php?f=4
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  #3  
Old 01-08-2013, 11:04 AM
charos charos is offline
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Re: Help with better syntax for audio stream dump


My bad , I thought the url was pretty obvious from the --swfVfy parameter.
Site: http://enlefko.fm/
Player is Jplayer port of Drupal
swf object info taken by page source : swfobject.embedSWF("/sites/all/themes/enleyko/flash/EnLefko_RTMPPlayer.swf?1"

rtmexlporer attempt to parse data from rtmpsrv :
Code:
rtmdump -r "rtmp://cp126784.live.edgefcs.net/live/enlevko@73167" -a "live/enlevko@73167" -f "WIN 11,5,502,135" -W "http://enlefko.fm/sites/all/themes/enleyko/flash/EnLefko_RTMPPlayer.swf?1" -p "http://enlefko.fm/" -y "enlevko@73167" -o enlevko@73167.flv
RTMPDump v2.3
Connecting ...
INFO:Connected
ERROR: Closing connection: Netstream.Play.StreamNotFound
So rtmpexlorer doesn't correctly identify the stream file due to "enlevko@73167". So I had to find a correct syntax, thus the syntax on my first post:
Code:
C:\rtmpdump-2.4>rtmpdump -r "rtmp://cp126784.live.edgefcs.net/live/"  --swfVfy "
http://enlefko.fm//sites/all/themes/enleyko/flash/EnLefko_RTMPPlayer.swf"  --liv
e -v -y "enlevko@73167"  --stop 7200  -o tzoum.mp4
RTMPDump v2.4 GIT-2011-07-11 (Compiled by KSV)
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Starting Live Stream
For duration: 7200.000 sec
INFO: Metadata:
INFO:   author                En Lefko 87.7
INFO:   copyright
INFO:   description
INFO:   keywords
INFO:   rating
INFO:   title
INFO:   presetname            Custom
INFO:   creationdate          Fri Nov 30 16:10:26 2012
INFO:   audiodevice           Rear Line In (Conexant HD Audio
INFO:   audiosamplerate       44100.00
INFO:   audiochannels         2.00
INFO:   audioinputvolume      94.00
INFO:   audiocodecid          mp4a
INFO:   audiodatarate         64.00
21.771 kB / 2.48 sec
But dump is not consistent and because I need to schedule this command, I want it to be failproof. Any help is greatly appreciated.
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  #4  
Old 01-08-2013, 11:37 AM
chap chap is offline
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Re: Help with better syntax for audio stream dump


Code:
rtmpdump -r "rtmp://cp126784.live.edgefcs.net/live/enlevko@73167/enlevko@73167" -o "enlevko@73167.flv"
Code:
rtmpdump
-r "rtmp://cp126784.live.edgefcs.net/live/enlevko@73167/enlevko@73167" -o "enlev
ko@73167.flv"
RTMPDump v2.4 GIT-2012-11-09 (Compiled by KSV)
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
Starting download at: 0.000 kB
INFO: Metadata:
INFO:   author                  En Lefko 87.7
INFO:   copyright
INFO:   description
INFO:   keywords
INFO:   rating
INFO:   title
INFO:   presetname              Custom
INFO:   creationdate            Fri Nov 30 16:10:26 2012
INFO:   audiodevice             Rear Line In (Conexant HD Audio
INFO:   audiosamplerate         44100.00
INFO:   audiochannels           2.00
INFO:   audioinputvolume        94.00
INFO:   audiocodecid            mp4a
INFO:   audiodatarate           64.00
9.116 kB / 1.00 sec
 -
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  #5  
Old 01-08-2013, 11:39 AM
svnpenn svnpenn is offline
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Re: Help with better syntax for audio stream dump


If you have Bash, I have a workaround for the "Received FLV packet before play()!"
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  #6  
Old 01-08-2013, 11:43 AM
charos charos is offline
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Re: Help with better syntax for audio stream dump


I have a VPS with CentOS and I just build it from source, rtmpdump runs fine so I can make use of a bash script!
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