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    Server-side FLV encoding  
Simon Skrødal


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08-09-05 07:45 AM

Dear Group,=20

I am thinking about building a system (on Linux), which automatically =
encodes uploaded video files to FLV.=20

The system will then move the newly encoded FLV to an appropriate FCS =
application folder and dynamically generate player code and associated =
URL.=20

I am thinking about using php as the main workhorse for the system =
logic.=20

Although I am sure this has been done several times before, I failed to =
find much related info online. I have the latest Sorenson Suite, which =
supports watch folders, but it will be of little help on my linux =
box....=20

>From what I can tell, ffmpeg seems to be the way to go. However, before =
I get ancle deep in this project, I thought I might see what experience =
and advice I might get from you guys. I am sure there are more than just =
a few gotchas with several of the components required in order to make =
this a reliable system.=20

I suppose the server-side encoding bit is where I lack most competence, =
but that's not to say that I am an expert in other areas ;)

Thanks in advance for your input.

Sincerely,=20
Simon Skr=F8dal


=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






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    Re: Server-side FLV encoding  
Sean Moran


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08-09-05 07:45 AM


I have been playing with the On2 Flix encoder...it comes with php =20
sample code.

Check it out.

Sean

On Aug 8, 2005, at 10:00 PM, Simon Skr=F8dal wrote:

>
> Dear Group,
>
> I am thinking about building a system (on Linux), which =20
> automatically encodes uploaded video files to FLV.
>
> The system will then move the newly encoded FLV to an appropriate =20
> FCS application folder and dynamically generate player code and =20
> associated URL.
>
> I am thinking about using php as the main workhorse for the system =20
> logic.
>
> Although I am sure this has been done several times before, I =20
> failed to find much related info online. I have the latest Sorenson =20=

> Suite, which supports watch folders, but it will be of little help =20
> on my linux box....
>
> 
[vbcol=seagreen] 
>
> I suppose the server-side encoding bit is where I lack most =20
> competence, but that's not to say that I am an expert in other =20
> areas ;)
>
> Thanks in advance for your input.
>
> Sincerely,
> Simon Skr=F8dal
>
>
> =3D-----------------------------------------------------------
> Supported by Fig Leaf Software - http://www.figleaf.com
> =3D-----------------------------------------------------------
>
> To change your subscription options or search the archive:
> http://chattyfig.figleaf.com/mailman/listinfo/flashcomm
>


=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






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    Re: Server-side FLV encoding  
Simon Skrødal


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08-09-05 07:45 AM

Hi Sean,

Thanks for that - looks like a great tool, but it seems like it's for
Win/Mac only, or did I miss something?

Cheers
Simon


----- Original Message -----=20
From: "Sean Moran" <sean-mzx94KdJ7Zk@public.gmane.org>
To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@pub
lic.gmane.org>
Sent: Tuesday, August 09, 2005 2:45 PM
Subject: Re: [FlashComm] Server-side FLV encoding



I have been playing with the On2 Flix encoder...it comes with PHP
sample code.

Check it out.

Sean

On Aug 8, 2005, at 10:00 PM, Simon Skr=F8dal wrote:

>
> Dear Group,
>
> I am thinking about building a system (on Linux), which
> automatically encodes uploaded video files to FLV.
>
> The system will then move the newly encoded FLV to an appropriate
> FCS application folder and dynamically generate player code and
> associated URL.
>
> I am thinking about using php as the main workhorse for the system
> logic.
>
> Although I am sure this has been done several times before, I
> failed to find much related info online. I have the latest Sorenson
> Suite, which supports watch folders, but it will be of little help
> on my linux box....
>
> 
>
> I suppose the server-side encoding bit is where I lack most
> competence, but that's not to say that I am an expert in other
> areas ;)
>
> Thanks in advance for your input.
>
> Sincerely,
> Simon Skr=F8dal
>
>
> =3D-----------------------------------------------------------
> Supported by Fig Leaf Software - http://www.figleaf.com
> =3D-----------------------------------------------------------
>
> To change your subscription options or search the archive:
> http://chattyfig.figleaf.com/mailman/listinfo/flashcomm
>


=3D---------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D---------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm


=3D-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






[ Post a follow-up to this message ]



    RE: Server-side FLV encoding  
Rob Coenen


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08-09-05 12:45 PM

It's WINDOWS only. It's not the Flix application but the Flix Engine =
that you'll need.
The Flix Engine is a COM object, which makes it pretty much =
windows-only.

For unix-variants you'll have to look into ffmpeg as it supports FLV =
encoding aswell (and faster than Flix Engine too).
However I have tested and experimented with both flix and ffmpeg a lot.
I'm running a project that allows anyone to upload Quicktime movies, =
which then gets converted to FLV. We removed support for AVIupload b/c =
we found AVI files too often to be broken, created with really obscure =
codecs, etc. causing to breakdown the automatic upload->convert to flv =
process.

After removing AVI upload support (so only accept Quicktime), we're =
still dealing with a great variaty of different sorts of Quicktime =
movies.=20

In our testings with 100+ uploaded Quicktime movies we found the Flix =
Engine to be slower but correctly encode 99% of all uploaded movies into =
FLV, where FFmpeg (version 0.4.9-pre1, build 4747)
to fail in about 30% of all movies.
This made us using the Wildform (now OC2) Flix Engine 3.5. I think the =
licence fee is about $1000 or $1500 where ffmpeg is free, but in our =
situation it's worth the price.

(see www.outloud.tv - new version comming up soon)



-----Original Message-----
From: flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.org
[mailto:flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.
org]On Behalf Of Simon
Skr=F8dal
Sent: dinsdag 9 augustus 2005 8:16
To: FlashComm Mailing List
Subject: Re: [FlashComm] Server-side FLV encoding


Hi Sean,

Thanks for that - looks like a great tool, but it seems like it's for
Win/Mac only, or did I miss something?

Cheers
Simon


----- Original Message -----=20
From: "Sean Moran" <sean-mzx94KdJ7Zk@public.gmane.org>
To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@pub
lic.gmane.org>
Sent: Tuesday, August 09, 2005 2:45 PM
Subject: Re: [FlashComm] Server-side FLV encoding



I have been playing with the On2 Flix encoder...it comes with PHP
sample code.

Check it out.

Sean

On Aug 8, 2005, at 10:00 PM, Simon Skr=F8dal wrote:

>
> Dear Group,
>
> I am thinking about building a system (on Linux), which
> automatically encodes uploaded video files to FLV.
>
> The system will then move the newly encoded FLV to an appropriate
> FCS application folder and dynamically generate player code and
> associated URL.
>
> I am thinking about using php as the main workhorse for the system
> logic.
>
> Although I am sure this has been done several times before, I
> failed to find much related info online. I have the latest Sorenson
> Suite, which supports watch folders, but it will be of little help
> on my linux box....
>
> 
>
> I suppose the server-side encoding bit is where I lack most
> competence, but that's not to say that I am an expert in other
> areas ;)
>
> Thanks in advance for your input.
>
> Sincerely,
> Simon Skr=F8dal
>
>
> =3D-----------------------------------------------------------
> Supported by Fig Leaf Software - http://www.figleaf.com
> =3D-----------------------------------------------------------
>
> To change your subscription options or search the archive:
> http://chattyfig.figleaf.com/mailman/listinfo/flashcomm
>


=3D---------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D---------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm


=3D-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm

=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






[ Post a follow-up to this message ]



    RE: Server-side FLV encoding  
Ryan Osswald


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08-10-05 01:45 AM

Rob,
Can I ask what happened when someone uploaded an AVI with an obscure
codec?  Which AVI codec's where problematic and which were not?  We are =
also
working on a server side encoding project using ON2's engine and this =
would
be most helpful.  Also as a side note we downloaded the demo of the on2
engine for flash 8 and have had not been able to get it to work.  I =
emailed
on2 and their tech's are working on it.  The flash 7 engine works fine =
in
all flavors, PHP, Java, Coldfusion, ect.

Thanks in advance.
Ryan


-----Original Message-----
From: Rob Coenen [mailto:RobC-9y9i4GG9zGE@public.gmane.org]=20
Sent: Tuesday, August 09, 2005 6:00 AM
To: FlashComm Mailing List
Subject: RE: [FlashComm] Server-side FLV encoding

It's WINDOWS only. It's not the Flix application but the Flix Engine =
that
you'll need.
The Flix Engine is a COM object, which makes it pretty much =
windows-only.

For unix-variants you'll have to look into ffmpeg as it supports FLV
encoding aswell (and faster than Flix Engine too).
However I have tested and experimented with both flix and ffmpeg a lot.
I'm running a project that allows anyone to upload Quicktime movies, =
which
then gets converted to FLV. We removed support for AVIupload b/c we =
found
AVI files too often to be broken, created with really obscure codecs, =
etc.
causing to breakdown the automatic upload->convert to flv process.

After removing AVI upload support (so only accept Quicktime), we're =
still
dealing with a great variaty of different sorts of Quicktime movies.=20

In our testings with 100+ uploaded Quicktime movies we found the Flix =
Engine
to be slower but correctly encode 99% of all uploaded movies into FLV, =
where
FFmpeg (version 0.4.9-pre1, build 4747)
to fail in about 30% of all movies.
This made us using the Wildform (now OC2) Flix Engine 3.5. I think the
licence fee is about $1000 or $1500 where ffmpeg is free, but in our
situation it's worth the price.

(see www.outloud.tv - new version comming up soon)



-----Original Message-----
From: flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.org
[mailto:flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.
org]On Behalf Of Simon
Skr=F8dal
Sent: dinsdag 9 augustus 2005 8:16
To: FlashComm Mailing List
Subject: Re: [FlashComm] Server-side FLV encoding


Hi Sean,

Thanks for that - looks like a great tool, but it seems like it's for
Win/Mac only, or did I miss something?

Cheers
Simon


----- Original Message -----=20
From: "Sean Moran" <sean-mzx94KdJ7Zk@public.gmane.org>
To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@pub
lic.gmane.org>
Sent: Tuesday, August 09, 2005 2:45 PM
Subject: Re: [FlashComm] Server-side FLV encoding



I have been playing with the On2 Flix encoder...it comes with PHP
sample code.

Check it out.

Sean

On Aug 8, 2005, at 10:00 PM, Simon Skr=F8dal wrote:

>
> Dear Group,
>
> I am thinking about building a system (on Linux), which
> automatically encodes uploaded video files to FLV.
>
> The system will then move the newly encoded FLV to an appropriate
> FCS application folder and dynamically generate player code and
> associated URL.
>
> I am thinking about using php as the main workhorse for the system
> logic.
>
> Although I am sure this has been done several times before, I
> failed to find much related info online. I have the latest Sorenson
> Suite, which supports watch folders, but it will be of little help
> on my linux box....
>
> 
>
> I suppose the server-side encoding bit is where I lack most
> competence, but that's not to say that I am an expert in other
> areas ;)
>
> Thanks in advance for your input.
>
> Sincerely,
> Simon Skr=F8dal
>
>
> =3D-----------------------------------------------------------
> Supported by Fig Leaf Software - http://www.figleaf.com
> =3D-----------------------------------------------------------
>
> To change your subscription options or search the archive:
> http://chattyfig.figleaf.com/mailman/listinfo/flashcomm
>


=3D---------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D---------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm


=3D-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm

=3D-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=3D-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm

=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






[ Post a follow-up to this message ]



    RE: Server-side FLV encoding  
Rob Coenen


View Ip Address Report This Message To A Moderator Edit/Delete Message


 
08-10-05 01:45 AM

Hello Ryan,

about the ON2 Flash 8 version: I have not had time to work with that =
yet. I can confirm however that we've been working since 2003 with the =
Wildform's versions upto 3.5 - which is the version that OC2 aquired and =
that Wildform's tech people have helped us just great with certian =
issues (like threading problems in the V3.0 version when used in VB 6.0 =
and a few other issues.) and yes it works perfectly well AS and PHP. Did =
not test it with Java or Coldfusion but I have no doubt it will work =
just fine. Let's op that ON2 will handle the tech problems just aswell =
as Wildform did, I have no reason to believe that thay won't.

About the AVI files: I believe that AVI as a containerformat for audio =
and video tracks is just an unreliable format. The Quicktime structure =
does a much better job (that has to do with their 'atom'-structure =
approach and that is also why MPEG4 is based on Quicktime's fileformat)

I can't give you a full report right now, it has been a while sinc we =
did the testings. However the problems with AVI lies in the very basic =
structure of AVI + the fact that there are too many implementations of =
AVI that break the standard.
I think this is also why Microsoft switched to the WMV format. They =
could have decided to implement their new hitech codecs inside AVI, but =
they too knwo that AVI is just not realiable enough, so they designed =
the new WMV fileformat as container format for their new and upcomming =
codecs.

An example: I think I recall that AVI + VBR MP3 =3D illegal, but that =
many applications -do- generate these kind of AVI's. And then their are =
just so many MP3 codecs around that it becomes totally unpredictable if =
a .AVI file will be correctly converted into FLV. Maybe you'll get a =
popup about a missing codec, but worst case scenario the Flix engine =
starts, gets chocked by some corrupted AVI (eventhough it might seem =
that particular AVI plays just fine in your AVI player app) and =
generates a nice crash report. Boom, end of automatic conversion loop.
Ofcourse you can try and work around by doing some crash detection =
stuff, but the root of all evil is AVI. Just get rid of it, unless you =
*know* who is uploading AVi's into your system and enforce a known =
working combination of codecs.

best,

ROB


-----Original Message-----
From: flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.org
[mailto:flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.
org]On Behalf Of Ryan
Osswald
Sent: dinsdag 9 augustus 2005 16:07
To: 'FlashComm Mailing List'
Subject: RE: [FlashComm] Server-side FLV encoding


Rob,
Can I ask what happened when someone uploaded an AVI with an obscure
codec?  Which AVI codec's where problematic and which were not?  We are =
also
working on a server side encoding project using ON2's engine and this =
would
be most helpful.  Also as a side note we downloaded the demo of the on2
engine for flash 8 and have had not been able to get it to work.  I =
emailed
on2 and their tech's are working on it.  The flash 7 engine works fine =
in
all flavors, PHP, Java, Coldfusion, ect.

Thanks in advance.
Ryan

=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






[ Post a follow-up to this message ]



    RE: Server-side FLV encoding  
Ryan Osswald


View Ip Address Report This Message To A Moderator Edit/Delete Message


 
08-10-05 01:45 AM

Thanks Rob, that's a big help.
Ryan


-----Original Message-----
From: Rob Coenen [mailto:RobC-9y9i4GG9zGE@public.gmane.org]
Sent: Tuesday, August 09, 2005 10:37 AM
To: FlashComm Mailing List
Subject: RE: [FlashComm] Server-side FLV encoding

Hello Ryan,

about the ON2 Flash 8 version: I have not had time to work with that yet. I
can confirm however that we've been working since 2003 with the Wildform's
versions upto 3.5 - which is the version that OC2 aquired and that
Wildform's tech people have helped us just great with certian issues (like
threading problems in the V3.0 version when used in VB 6.0 and a few other
issues.) and yes it works perfectly well AS and PHP. Did not test it with
Java or Coldfusion but I have no doubt it will work just fine. Let's op that
ON2 will handle the tech problems just aswell as Wildform did, I have no
reason to believe that thay won't.

About the AVI files: I believe that AVI as a containerformat for audio and
video tracks is just an unreliable format. The Quicktime structure does a
much better job (that has to do with their 'atom'-structure approach and
that is also why MPEG4 is based on Quicktime's fileformat)

I can't give you a full report right now, it has been a while sinc we did
the testings. However the problems with AVI lies in the very basic structure
of AVI + the fact that there are too many implementations of AVI that break
the standard.
I think this is also why Microsoft switched to the WMV format. They could
have decided to implement their new hitech codecs inside AVI, but they too
knwo that AVI is just not realiable enough, so they designed the new WMV
fileformat as container format for their new and upcomming codecs.

An example: I think I recall that AVI + VBR MP3 = illegal, but that many
applications -do- generate these kind of AVI's. And then their are just so
many MP3 codecs around that it becomes totally unpredictable if a .AVI file
will be correctly converted into FLV. Maybe you'll get a popup about a
missing codec, but worst case scenario the Flix engine starts, gets chocked
by some corrupted AVI (eventhough it might seem that particular AVI plays
just fine in your AVI player app) and generates a nice crash report. Boom,
end of automatic conversion loop.
Ofcourse you can try and work around by doing some crash detection stuff,
but the root of all evil is AVI. Just get rid of it, unless you *know* who
is uploading AVi's into your system and enforce a known working combination
of codecs.

best,

ROB


-----Original Message-----
From: flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.org
[mailto:flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.
org]On Behalf Of Ryan
Osswald
Sent: dinsdag 9 augustus 2005 16:07
To: 'FlashComm Mailing List'
Subject: RE: [FlashComm] Server-side FLV encoding


Rob,
Can I ask what happened when someone uploaded an AVI with an obscure
codec?  Which AVI codec's where problematic and which were not?  We are also
working on a server side encoding project using ON2's engine and this would
be most helpful.  Also as a side note we downloaded the demo of the on2
engine for flash 8 and have had not been able to get it to work.  I emailed
on2 and their tech's are working on it.  The flash 7 engine works fine in
all flavors, PHP, Java, Coldfusion, ect.

Thanks in advance.
Ryan

=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm

=-----------------------------------------------------------
Supported by Fig Leaf Software - http://www.figleaf.com
=-----------------------------------------------------------

To change your subscription options or search the archive:
http://chattyfig.figleaf.com/mailman/listinfo/flashcomm






[ Post a follow-up to this message ]



    Re: Server-side FLV encoding  
Simon Skrødal


View Ip Address Report This Message To A Moderator Edit/Delete Message


 
08-10-05 07:45 AM

Hi Rob, thanks for your insight.

So I guess ffmpeg is the way to go if one is commited to Linux. That's ok=
ay,
but your stats on ffmpeg are a worry.

Removing support for AVI makes sense, as you never know what the hell is
inside that wrapper - from what I understand, an AVI can contain just abo=
ut
any codec.

Has anyone else attempted using ffmpeg for automated server-side encoding=
?

Cheers
Simon


----- Original Message -----=20
From: "Rob Coenen" <RobC-9y9i4GG9zGE@public.gmane.org>
To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@pub
lic.gmane.org>
Sent: Tuesday, August 09, 2005 7:29 PM
Subject: RE: [FlashComm] Server-side FLV encoding


It's WINDOWS only. It's not the Flix application but the Flix Engine that
you'll need.
The Flix Engine is a COM object, which makes it pretty much windows-only.

For unix-variants you'll have to look into ffmpeg as it supports FLV
encoding aswell (and faster than Flix Engine too).
However I have tested and experimented with both flix and ffmpeg a lot.
I'm running a project that allows anyone to upload Quicktime movies, whic=
h
then gets converted to FLV. We removed support for AVIupload b/c we found
AVI files too often to be broken, created with really obscure codecs, etc=
.
causing to breakdown the automatic upload->convert to flv process.

After removing AVI upload support (so only accept Quicktime), we're still
dealing with a great variaty of different sorts of Quicktime movies.

In our testings with 100+ uploaded Quicktime movies we found the Flix Eng=
ine
to be slower but correctly encode 99% of all uploaded movies into FLV, wh=
ere
FFmpeg (version 0.4.9-pre1, build 4747)
to fail in about 30% of all movies.
This made us using the Wildform (now OC2) Flix Engine 3.5. I think the
licence fee is about $1000 or $1500 where ffmpeg is free, but in our
situation it's worth the price.

(see www.outloud.tv - new version comming up soon)



-----Original Message-----
From: flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.org
[mailto:flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.
org]On Behalf Of Simon
Skr=F8dal
Sent: dinsdag 9 augustus 2005 8:16
To: FlashComm Mailing List
Subject: Re: [FlashComm] Server-side FLV encoding


Hi Sean,

Thanks for that - looks like a great tool, but it seems like it's for
Win/Mac only, or did I miss something?

Cheers
Simon


----- Original Message -----=20
From: "Sean Moran" <sean-mzx94KdJ7Zk@public.gmane.org>
To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@pub
lic.gmane.org>
Sent: Tuesday, August 09, 2005 2:45 PM
Subject: Re: [FlashComm] Server-side FLV encoding



I have been playing with the On2 Flix encoder...it comes with PHP
sample code.

Check it out.

Sean

On Aug 8, 2005, at 10:00 PM, Simon Skr=F8dal wrote:

>
> Dear Group,
>
> I am thinking about building a system (on Linux), which
> automatically encodes uploaded video files to FLV.
>
> The system will then move the newly encoded FLV to an appropriate
> FCS application folder and dynamically generate player code and
> associated URL.
>
> I am thinking about using php as the main workhorse for the system
> logic.
>
> Although I am sure this has been done several times before, I
> failed to find much related info online. I have the latest Sorenson
> Suite, which supports watch folders, but it will be of little help
> on my linux box....
>
> 
>
> I suppose the server-side encoding bit is where I lack most
> competence, but that's not to say that I am an expert in other
> areas ;)
>
> Thanks in advance for your input.
>
> Sincerely,
> Simon Skr=F8dal
>
>
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    Re: Server-side FLV encoding  
Rick Williams


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09-29-05 10:50 PM

Are you limited to encoding only .avi and quicktime files?

Is it possible to encode WMV or WMA files? Can the DRM be handled by the
meta data?

Many thanks,



On 8/10/05, Simon Skr=F8dal <simon-fOXyMSD3e6XvnOemgxGiVw@public.gmane.org> wrote:
>
> Hi Rob, thanks for your insight.
>
> So I guess ffmpeg is the way to go if one is commited to Linux. That's
> okay,
> but your stats on ffmpeg are a worry.
>
> Removing support for AVI makes sense, as you never know what the hell is
> inside that wrapper - from what I understand, an AVI can contain just
> about
> any codec.
>
> Has anyone else attempted using ffmpeg for automated server-side encoding=
?
>
> Cheers
> Simon
>
>
> ----- Original Message -----
> From: "Rob Coenen" <RobC-9y9i4GG9zGE@public.gmane.org>
> To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@p
ublic.gmane.org>
> Sent: Tuesday, August 09, 2005 7:29 PM
> Subject: RE: [FlashComm] Server-side FLV encoding
>
>
> It's WINDOWS only. It's not the Flix application but the Flix Engine that
> you'll need.
> The Flix Engine is a COM object, which makes it pretty much windows-only.
>
> For unix-variants you'll have to look into ffmpeg as it supports FLV
> encoding aswell (and faster than Flix Engine too).
> However I have tested and experimented with both flix and ffmpeg a lot.
> I'm running a project that allows anyone to upload Quicktime movies, whic=
h
> then gets converted to FLV. We removed support for AVIupload b/c we found
> AVI files too often to be broken, created with really obscure codecs, etc=
.
> causing to breakdown the automatic upload->convert to flv process.
>
> After removing AVI upload support (so only accept Quicktime), we're still
> dealing with a great variaty of different sorts of Quicktime movies.
>
> In our testings with 100+ uploaded Quicktime movies we found the Flix
> Engine
> to be slower but correctly encode 99% of all uploaded movies into FLV,
> where
> FFmpeg (version 0.4.9-pre1, build 4747)
> to fail in about 30% of all movies.
> This made us using the Wildform (now OC2) Flix Engine 3.5. I think the
> licence fee is about $1000 or $1500 where ffmpeg is free, but in our
> situation it's worth the price.
>
> (see www.outloud.tv <http://www.outloud.tv> - new version comming up soon=
)
>
>
>
> -----Original Message-----
> From: flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gmane.org
> [mailto:flashcomm-bounces-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@public.gman
e.org]On Behalf Of Simon
> Skr=F8dal
> Sent: dinsdag 9 augustus 2005 8:16
> To: FlashComm Mailing List
> Subject: Re: [FlashComm] Server-side FLV encoding
>
>
> Hi Sean,
>
> Thanks for that - looks like a great tool, but it seems like it's for
> Win/Mac only, or did I miss something?
>
> Cheers
> Simon
>
>
> ----- Original Message -----
> From: "Sean Moran" <sean-mzx94KdJ7Zk@public.gmane.org>
> To: "FlashComm Mailing List" <flashcomm-1Ss2GqJETD3yZ38Mhd3e/9ZfFG6BLHNm@p
ublic.gmane.org>
> Sent: Tuesday, August 09, 2005 2:45 PM
> Subject: Re: [FlashComm] Server-side FLV encoding
>
>
>
> I have been playing with the On2 Flix encoder...it comes with PHP
> sample code.
>
> Check it out.
>
> Sean
>
> On Aug 8, 2005, at 10:00 PM, Simon Skr=F8dal wrote:
> 
>
>
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>
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> To change your subscription options or search the archive:
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> To change your subscription options or search the archive:
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>
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