[PD] Object to store images and movies.

2007-12-05 Thread Donal Carey
Hi

This is my first post to the list so I'll do a quick intro and backround. My 
name's Donal Carey and I'm currently studying for a Masters in Multimedia 
Systems in Trinity College Dublin (Ireland).

I'm starting work on a PD project for use by DJ's in a live performance 
context. The basic premise of the project is that the PD patch will select and 
display media (still images & video) automatically based on the tempo and 
complexity of the music. So at the start of the performance when the music is 
minimal the patch will select and display only black and white still images, as 
the tempo and complexity increases the patch should start displaying black and 
white videos also. After a certain threshold is reached the patch should 
display only colour videos. Hopefully the effect will be that as the night 
progresses and the music gets faster and more complicated the images displayed 
should move from B&W stills into B&W video and from there into colour video, 
all automatically of course.

My question is, is there a PD object (like an array) that will store these sets 
of media for me?

Thanks and regards
Donal___
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Re: [PD] Object to store images and movies.

2007-12-05 Thread Javier Garcia

Wellcome Donal,

i think you are speaking about a to much complex aplication to be and 
object (at least nowadays). 

You can construct that application with pd, but start from the begining with 
the doc.

br.
GARFF


> From: [EMAIL PROTECTED]
> To: pd-list@iem.at
> Date: Wed, 5 Dec 2007 16:29:33 +
> Subject: [PD] Object to store images and movies.
> 
> Hi
> 
> This is my first post to the list so I'll do a quick intro and backround. My 
> name's Donal Carey and I'm currently studying for a Masters in Multimedia 
> Systems in Trinity College Dublin (Ireland).
> 
> I'm starting work on a PD project for use by DJ's in a live performance 
> context. The basic premise of the project is that the PD patch will select 
> and display media (still images & video) automatically based on the tempo and 
> complexity of the music. So at the start of the performance when the music is 
> minimal the patch will select and display only black and white still images, 
> as the tempo and complexity increases the patch should start displaying black 
> and white videos also. After a certain threshold is reached the patch should 
> display only colour videos. Hopefully the effect will be that as the night 
> progresses and the music gets faster and more complicated the images 
> displayed should move from B&W stills into B&W video and from there into 
> colour video, all automatically of course.
> 
> My question is, is there a PD object (like an array) that will store these 
> sets of media for me?
> 
> Thanks and regards
> Donal

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Re: [PD] Object to store images and movies.

2007-12-05 Thread Donal Carey
Hi Derek

Thanks for the reply - to follow on from your info, can I create the 
"database" in PD or would I have to use some other program and then read 
from that using PD ?

Cheers
Donal

- Original Message - 
From: "Derek Holzer" <[EMAIL PROTECTED]>
To: "Donal Carey" <[EMAIL PROTECTED]>
Cc: 
Sent: Wednesday, December 05, 2007 4:50 PM
Subject: Re: [PD] Object to store images and movies.


> If you are using GEM, then look at [pix_image], [pix_film] and 
> [pix_movie]. You'll need to develop some sort of rudimentary "database" to 
> catalog and access the images and clips, of course...
>
> best,
> d.
>
> Donal Carey wrote:
>> Hi
>>  This is my first post to the list so I'll do a quick intro and 
>> backround. My name's Donal Carey and I'm currently studying for a Masters 
>> in Multimedia Systems in Trinity College Dublin (Ireland).
>>  I'm starting work on a PD project for use by DJ's in a live performance 
>> context. The basic premise of the project is that the PD patch will 
>> select and display media (still images & video) automatically based on 
>> the tempo and complexity of the music. So at the start of the performance 
>> when the music is minimal the patch will select and display only black 
>> and white still images, as the tempo and complexity increases the patch 
>> should start displaying black and white videos also. After a certain 
>> threshold is reached the patch should display only colour videos. 
>> Hopefully the effect will be that as the night progresses and the music 
>> gets faster and more complicated the images displayed should move from 
>> B&W stills into B&W video and from there into colour video, all 
>> automatically of course.
>>  My question is, is there a PD object (like an array) that will store 
>> these sets of media for me?
>>  Thanks and regards
>> Donal
>>
>>
>> 
>>
>> ___
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>> UNSUBSCRIBE and account-management -> 
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>
> -- 
> derek holzer ::: http://www.umatic.nl ::: 
> http://blog.myspace.com/macumbista
> ---Oblique Strategy # 70:
> "Feedback recordings into an acoustic situation"
>
> 



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Re: [PD] Object to store images and movies.

2007-12-05 Thread Derek Holzer
If you are using GEM, then look at [pix_image], [pix_film] and 
[pix_movie]. You'll need to develop some sort of rudimentary "database" 
to catalog and access the images and clips, of course...

best,
d.

Donal Carey wrote:
> Hi
>  
> This is my first post to the list so I'll do a quick intro and 
> backround. My name's Donal Carey and I'm currently studying for a 
> Masters in Multimedia Systems in Trinity College Dublin (Ireland).
>  
> I'm starting work on a PD project for use by DJ's in a live performance 
> context. The basic premise of the project is that the PD patch will 
> select and display media (still images & video) automatically based on 
> the tempo and complexity of the music. So at the start of the 
> performance when the music is minimal the patch will select and display 
> only black and white still images, as the tempo and complexity increases 
> the patch should start displaying black and white videos also. After a 
> certain threshold is reached the patch should display only colour 
> videos. Hopefully the effect will be that as the night progresses and 
> the music gets faster and more complicated the images displayed should 
> move from B&W stills into B&W video and from there into colour video, 
> all automatically of course.
>  
> My question is, is there a PD object (like an array) that will store 
> these sets of media for me?
>  
> Thanks and regards
> Donal
> 
> 
> 
> 
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-- 
derek holzer ::: http://www.umatic.nl ::: http://blog.myspace.com/macumbista
---Oblique Strategy # 70:
"Feedback recordings into an acoustic situation"

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Re: [PD] Object to store images and movies.

2007-12-05 Thread Derek Holzer
Well, by "database" (in quotes) I meant a system to organize your clips. 
Yes, you can do it in PD, it just takes some doing. Personally, I use 
different dataflow objects like [coll] and the iem_matrix objects to 
organize data into some kind of table or list, along with [makefilename] 
or [sprintf] to create filenames based on this data to open files for 
[pix_film] and [pix_image], for example. Have a look at the helpfiles 
for all these objects to get an idea of what they can do.

best,
d.

Donal Carey wrote:
> Hi Derek
> 
> Thanks for the reply - to follow on from your info, can I create the 
> "database" in PD or would I have to use some other program and then read 
> from that using PD ?
> 
> Cheers
> Donal
> 
> - Original Message - From: "Derek Holzer" <[EMAIL PROTECTED]>
> To: "Donal Carey" <[EMAIL PROTECTED]>
> Cc: 
> Sent: Wednesday, December 05, 2007 4:50 PM
> Subject: Re: [PD] Object to store images and movies.
> 
> 
>> If you are using GEM, then look at [pix_image], [pix_film] and 
>> [pix_movie]. You'll need to develop some sort of rudimentary 
>> "database" to catalog and access the images and clips, of course...
>>
>> best,
>> d.
>>
>> Donal Carey wrote:
>>> Hi
>>>  This is my first post to the list so I'll do a quick intro and 
>>> backround. My name's Donal Carey and I'm currently studying for a 
>>> Masters in Multimedia Systems in Trinity College Dublin (Ireland).
>>>  I'm starting work on a PD project for use by DJ's in a live 
>>> performance context. The basic premise of the project is that the PD 
>>> patch will select and display media (still images & video) 
>>> automatically based on the tempo and complexity of the music. So at 
>>> the start of the performance when the music is minimal the patch will 
>>> select and display only black and white still images, as the tempo 
>>> and complexity increases the patch should start displaying black and 
>>> white videos also. After a certain threshold is reached the patch 
>>> should display only colour videos. Hopefully the effect will be that 
>>> as the night progresses and the music gets faster and more 
>>> complicated the images displayed should move from B&W stills into B&W 
>>> video and from there into colour video, all automatically of course.
>>>  My question is, is there a PD object (like an array) that will store 
>>> these sets of media for me?
>>>  Thanks and regards
>>> Donal
>>>
>>>
>>> 
>>>
>>> ___
>>> PD-list@iem.at mailing list
>>> UNSUBSCRIBE and account-management -> 
>>> http://lists.puredata.info/listinfo/pd-list
>>
>> -- 
>> derek holzer ::: http://www.umatic.nl ::: 
>> http://blog.myspace.com/macumbista
>> ---Oblique Strategy # 70:
>> "Feedback recordings into an acoustic situation"
>>
>>
> 
> 
> 

-- 
derek holzer ::: http://www.umatic.nl ::: http://blog.myspace.com/macumbista
---Oblique Strategy # 70:
"Feedback recordings into an acoustic situation"

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Re: [PD] Object to store images and movies.

2007-12-06 Thread IOhannes m zmoelnig
Javier Garcia wrote:
> Wellcome Donal,
> 
> i think you are speaking about a to much complex aplication to be and 
> object (at least nowadays). 

???
an object can have arbitrary complexity.
you could make a [linux] object, that runs a virtualized full operating 
system.

however, the power of Pd is in _not_ having such blown-up object but a 
small, (more or less) orthogonal set of objects that allo you to build 
more complex objects.

in this case: there is no high-level object that provides a "media 
database"; but you can build your own in Pd (if you wanted a single 
(external) object that does all for you, you would better search (or 
create) a specialized application and stay away from Pd for that very 
purpose).
there are loads of ways to do the database, depending on your needs you 
can use file-system based storage of (media-)data, keep simple/numeric 
(meta-)data in tables, keep more complex data in textfiles, keep even 
more complex data in data-structures.


all in all, you will have to keep your media-data (films, images) on 
your harddisk instead of a specilized object, and you will be glad about 
that once you have 30 gig of data and your RAM exploded


> 
> You can construct that application with pd, but start from the begining with 
> the doc.

that is good advice


fgmasdr.
IOhannes

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Re: [PD] Object to store images and movies.

2007-12-06 Thread Thomas Mayer
Donal Carey wrote:
> Hi Derek
> 
> Thanks for the reply - to follow on from your info, can I create the 
> "database" in PD or would I have to use some other program and then read 
> from that using PD ?

One way to accomplish that would be using [textfile]s:

file no1. contains the file names of the textfiles that itself contains
the files for [pix_texture], sth like:

content of file1:

slow;
faster;
fast;

content of slow:

slow_movie1;
slow_movie2;

...

[read file1(
|
[textfile]
|
[read $1]
|
[textfile]
|
[pix_film]
|
[pix_texture]
|

...

every time, the first [textfile] receives a bang, the next line is
selected, the right outlet of [pix_film] gives a bang when the movie is
finished, use that to bang the _2nd_ textfile, so that after
slow_movie1, slow_movie2 is used. Read the help patches as well.

cu Thomas
-- 
"Prisons are needed only to provide the illusion that courts and police
are effective. They're a kind of job insurance."
(Leto II. in: Frank Herbert, God Emperor of Dune)
http://thomas.dergrossebruder.org/

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Re: [PD] Object to store images and movies.

2007-12-06 Thread Thomas Mayer
Oops, forgot:

Thomas Mayer wrote:
> [read file1(
> |
> [textfile]
> |
> [read $1]
> |
> [textfile]
> |

  [open $1(
  |

> [pix_film]
> |
> [pix_texture]
> |


-- 
"Prisons are needed only to provide the illusion that courts and police
are effective. They're a kind of job insurance."
(Leto II. in: Frank Herbert, God Emperor of Dune)
http://thomas.dergrossebruder.org/

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Re: [PD] Object to store images and movies.

2007-12-06 Thread Derek Holzer
As Thomas implicitly suggests, it is often easiest to arrange your clips 
with names and directories which your "database" (i.e. [textfile], 
[coll], the iem_matrix objects etc) can easily point to, such as:

/home/donal/clips/slow/
-clip1.mov
-clip2.mov
-clip3.mov
-clip4.mov

/home/donal/clips/bw/
-clip1.mov
-clip2.mov
-clip3.mov
-clip4.mov

/home/donal/clips/red/
-clip1.mov
-clip2.mov
-clip3.mov
-clip4.mov

etc etc etc

The [sprintf] object is very powerful for making filenames with 
different directories and other variables, have a look at it!

best,
d.

Thomas Mayer wrote:
> Oops, forgot:
> 
> Thomas Mayer wrote:
>> [read file1(
>> |
>> [textfile]
>> |
>> [read $1]
>> |
>> [textfile]
>> |
> 
>   [open $1(
>   |
> 
>> [pix_film]
>> |
>> [pix_texture]
>> |
> 
> 

-- 
derek holzer ::: http://www.umatic.nl ::: http://blog.myspace.com/macumbista
---Oblique Strategy # 20:
"Be extravagant"

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Re: [PD] Object to store images and movies.

2007-12-06 Thread alejo d
hi derek, thomas,,
not sure, i havent read the whole thread but for clips and images
lluis has some objects (i have to try but the suggested link is down
and doesnt resolve for me since few weeks... though all is in CVS)

"there is a [videogrid] object gui that do exactly this. you can
download it here
http://artefacte.org/pd/";

/a

On Dec 6, 2007 12:03 PM, Derek Holzer <[EMAIL PROTECTED]> wrote:
> As Thomas implicitly suggests, it is often easiest to arrange your clips
> with names and directories which your "database" (i.e. [textfile],
> [coll], the iem_matrix objects etc) can easily point to, such as:
>
> /home/donal/clips/slow/
> -clip1.mov
> -clip2.mov
> -clip3.mov
> -clip4.mov
>
> /home/donal/clips/bw/
> -clip1.mov
> -clip2.mov
> -clip3.mov
> -clip4.mov
>
> /home/donal/clips/red/
> -clip1.mov
> -clip2.mov
> -clip3.mov
> -clip4.mov
>
> etc etc etc
>
> The [sprintf] object is very powerful for making filenames with
> different directories and other variables, have a look at it!
>
> best,
> d.
>
> Thomas Mayer wrote:
> > Oops, forgot:
> >
> > Thomas Mayer wrote:
> >> [read file1(
> >> |
> >> [textfile]
> >> |
> >> [read $1]
> >> |
> >> [textfile]
> >> |
> >
> >   [open $1(
> >   |
> >
> >> [pix_film]
> >> |
> >> [pix_texture]
> >> |
> >
> >
>
> --
> derek holzer ::: http://www.umatic.nl ::: http://blog.myspace.com/macumbista
> ---Oblique Strategy # 20:
> "Be extravagant"
>
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Re: [PD] Object to store images and movies.

2007-12-06 Thread Olivier Heinry
PDMTL has a growing number of features going into that direction too, as
well as a preset storage system. It also has very pedagogic aspects :-)



++
O.

Le jeudi 06 décembre 2007 à 12:03 +0100, Derek Holzer a écrit :
> As Thomas implicitly suggests, it is often easiest to arrange your clips 
> with names and directories which your "database" (i.e. [textfile], 
> [coll], the iem_matrix objects etc) can easily point to, such as:
> 
> /home/donal/clips/slow/
> -clip1.mov
> -clip2.mov
> -clip3.mov
> -clip4.mov
> 
> /home/donal/clips/bw/
> -clip1.mov
> -clip2.mov
> -clip3.mov
> -clip4.mov
> 
> /home/donal/clips/red/
> -clip1.mov
> -clip2.mov
> -clip3.mov
> -clip4.mov
> 
> etc etc etc
> 
> The [sprintf] object is very powerful for making filenames with 
> different directories and other variables, have a look at it!
> 
> best,
> d.
> 
> Thomas Mayer wrote:
> > Oops, forgot:
> > 
> > Thomas Mayer wrote:
> >> [read file1(
> >> |
> >> [textfile]
> >> |
> >> [read $1]
> >> |
> >> [textfile]
> >> |
> > 
> >   [open $1(
> >   |
> > 
> >> [pix_film]
> >> |
> >> [pix_texture]
> >> |
> > 
> > 
> 


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Re: [PD] Object to store images and movies.

2007-12-06 Thread Donal Carey
Thanks for all the info guys - will post the patch up if I get it working.

Cheers
Donal


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Re: [PD] Object to store images and movies.

2007-12-06 Thread Mike McGonagle
On 12/5/07, Derek Holzer <[EMAIL PROTECTED]> wrote:
>
> If you are using GEM, then look at [pix_image], [pix_film] and
> [pix_movie]. You'll need to develop some sort of rudimentary "database"
> to catalog and access the images and clips, of course...
>

As far as the Database stuff goes, if you would like, please check out the
SQLite external. It is posted on the Pure Data website at (
http://puredata.info/Members/mjmogo ). While it is still under developement,
it is quite usable. It still doesn't have support for storing Blob kinds of
data, but this would be a good time to discuss adding those features.

(Sorry to go off topic, but this might be something that helps to change
what I see as a lack in PD. A coherent, simple means of storing and
retrieving data.)

Mike
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