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From: TRICOLOR !!!
Subject: i don't know if i use povray to this...
Date: 19 Jul 2006 08:50:00
Message: <web.44be28fb861d5bd0d233800@news.povray.org>
Hy... in first, forgive my wrong english, i'm brazilian...
my question is about the partition of the one video file using my povray.
my system is a cluster that goes run in the windows O.S.
I have a Mater machine that have a video an i want to make partitions of
this video, and
after send these partitions to the other machines that compose my cluster.
My system will use the C program language and to distribute the partitions
will use MPI.
The flow of the system is the follow:
the master machine gets a video and then 'crash' the video in small parts.
These small parts are sends (by mpi) to all other machines (slaves). The
slaves will render each part using povray too and then send back the parts
already renderized to the master machine.
I don't know if i can make partitions by povray.
anybody can help me with this ??

thank you so much.


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From: Tim Attwood
Subject: Re: i don't know if i use povray to this...
Date: 19 Jul 2006 21:24:38
Message: <44bedb56$1@news.povray.org>
You can render portions of an animation...

Send the .pov file to all machines.
Send any .inc or .mcr include files to all machines.
Send the general animation options .ini to all machines.
Send the sub-frame animation options .ini to each machine,
(this can be done once if processor load is fixed).
Call povray on each machine:
povray sample.ini myframes.ini
Get the resulting frames from each machine.

// sample.ini
//--- example of general animation options ---
//--- this is the same for all machines ---
Input_File_Name = sample.pov // file to render
Output_File_Name = sample.png // name of output files
// (sample01.png, sample02.png, etc.)
Width = 800  // image width
Height = 600  // image height
Initial_Frame = 1      // start frame
Final_Frame = 100   // end frame
Initial_Clock = 0.0  // start clock
Final_Clock = 1.0  // end clock
Post_Scene_Command=copy sample*.png z:\render\

// myframes.ini
//--- example of the sub-frame animation options ---
//--- this file is different on each machine
Subset_Start_Frame = 0.334 // start at 33%
Subset_End_Frame = 0.666// end at 66%


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From: TRICOLOR !!!
Subject: Re: i don't know if i use povray to this...
Date: 20 Jul 2006 17:15:01
Message: <web.44bff1aac6dd6971d233800@news.povray.org>
Ok man.... i think that with this, you was save our lives... hahahahaah
Thank you so much, but, i have 1 more question:

After this, how can I reune all parts that was already rendered, and make a
unique video file again ?
'cause I make partitions with a video, rederized, and after i have to make
only one video totally rendered.

Can you understand my new problem ?

Thank you !

=====================================================================

"Tim Attwood" <tim### [at] comcastnet> wrote:
> You can render portions of an animation...
>
> Send the .pov file to all machines.
> Send any .inc or .mcr include files to all machines.
> Send the general animation options .ini to all machines.
> Send the sub-frame animation options .ini to each machine,
> (this can be done once if processor load is fixed).
> Call povray on each machine:
> povray sample.ini myframes.ini
> Get the resulting frames from each machine.
>
> // sample.ini
> //--- example of general animation options ---
> //--- this is the same for all machines ---
> Input_File_Name = sample.pov // file to render
> Output_File_Name = sample.png // name of output files
> // (sample01.png, sample02.png, etc.)
> Width = 800  // image width
> Height = 600  // image height
> Initial_Frame = 1      // start frame
> Final_Frame = 100   // end frame
> Initial_Clock = 0.0  // start clock
> Final_Clock = 1.0  // end clock
> Post_Scene_Command=copy sample*.png z:render
>
> // myframes.ini
> //--- example of the sub-frame animation options ---
> //--- this file is different on each machine
> Subset_Start_Frame = 0.334 // start at 33%
> Subset_End_Frame = 0.666// end at 66%


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From: Alain
Subject: Re: i don't know if i use povray to this...
Date: 20 Jul 2006 18:48:37
Message: <44c00845$1@news.povray.org>
TRICOLOR !!! nous apporta ses lumieres en ce 20/07/2006 17:12:
> Ok man.... i think that with this, you was save our lives... hahahahaah
> Thank you so much, but, i have 1 more question:
> 
> After this, how can I reune all parts that was already rendered, and make a
> unique video file again ?
> 'cause I make partitions with a video, rederized, and after i have to make
> only one video totally rendered.
> 
> Can you understand my new problem ?
> 
> Thank you !
> 
> 
Simply place all the rendered images in the same work folder. Using the method 
proposed, all the files will have unique, non-conflicting names. You may even 
send all rendered images directly to the same network folder using .ini options.

-- 
Alain
-------------------------------------------------
Don't kiss an elephant on the lips today.


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From: Tim Attwood
Subject: Re: i don't know if i use povray to this...
Date: 20 Jul 2006 20:03:59
Message: <44c019ef$1@news.povray.org>
I've been using MonkeyJam to create avi movies, it's free.
http://www.giantscreamingrobotmonkeys.com/monkeyjam/

There probably are other utilities that will run from the
command line instead so that the process can be automatic.


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From: David Wallace
Subject: Re: i don't know if i use povray to this...
Date: 31 Jul 2006 02:17:12
Message: <44CDA05B.5070000@nospam.earthlink.net>
Tim Attwood wrote:
> I've been using MonkeyJam to create avi movies, it's free.
> http://www.giantscreamingrobotmonkeys.com/monkeyjam/
> 
> There probably are other utilities that will run from the
> command line instead so that the process can be automatic. 
> 
> 

What about a freeware utility to convert to MPEG 2 or 4/DivX?  If it 
needs avi as a base then MonkeyJam can help out also.


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From: Tim Attwood
Subject: Re: i don't know if i use povray to this...
Date: 31 Jul 2006 23:29:34
Message: <44ceca9e@news.povray.org>
"David Wallace" <dar### [at] nospamearthlinknet> wrote...
> What about a freeware utility to convert to MPEG 2 or 4/DivX?  If it needs 
> avi as a base then MonkeyJam can help out also.

Well, there's Windows Media Encoder 9.  It's free as long as you agree
to let Bill date your sister for 1 minute a month.

I think WMV is mostly using mp4 inside. I got it to reduce an
uncompressed AVI file to about 1/64th the size without noticable loss.


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