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How to make a sample to loop without activating warp?

Posted: Thu Aug 26, 2004 9:08 pm
by TOTAL
I have a set of well cut (with LSRfree - from www.devine-machine.com) techno samples I want to loop, but I notice serious artifacts.

Although the project tempo is the same as samples' tempo, each of warp modes produces some unwelcome sounds.
Beats adds a kind of fast snare "trill" at the end of each turn. Tones adds something similar but more of kik kind.

In most cases it is Texture and sometimes Re-pitch instead which don't add anything, but the overall sound changes for worse.

I have checked the length samples in cubase - they are the exact bar-length, besides Live recognizes them as exactly 150, which is the project tempo.

Since I don't plan any time or pitch warping here, deactivating warp seems the best solution. But as I turn it off, each triggering results in just a single playback of the sample, even if I set launch mode to 'repeat'.

What's the way out, apart from compromising the sound quality?

Thanks

Tom

Posted: Thu Aug 26, 2004 9:13 pm
by peeddrroo
there's no way to loop your samples without having warp on.

if you want better sound quality, you can try to stretch your sample offline with some dedicated application, and then bring them back into live.

or mess with the warping modes in live.

Posted: Thu Aug 26, 2004 9:26 pm
by scotty
Could you load your sample into Simpler, and then use a simple midi loop to repeatedly trigger it at the beginning of each bar?

maybe? :roll:
I'm just guessing though as I haven't ordered my upgrade yet!
good luck,
scotty

Posted: Thu Aug 26, 2004 9:33 pm
by Machinate
Hi Tom
You can set up the follow actions to do the looping for you without warping. Just type in the lenght of the loop in bars:beats:sixteenths and select the "play again" follow action as the "primary" action, set to 1:0. There. I just tried it, it works just fine, and you get some cool and unusual results if you change the global tempo :-)

no need for instruments, or external stretching.

Posted: Thu Aug 26, 2004 10:08 pm
by Amberience
I'm really impressed with the follow actions.

Posted: Thu Aug 26, 2004 10:28 pm
by peeddrroo
if the loop's tempo exactly fits the project's tempo, then the techniques above would surely work (either unwarping and setting follow action, or playing the sample in simpler). but i don't see why there would be artifacts if both tempos exactly match...
but if the tempos don't match, then the techniques don't work, and then you'll get artifacts if you use the warping....
so there's no way really....
correct me if i'm wrong...

Posted: Fri Aug 27, 2004 3:21 am
by FaX-01
Having warp activated if the project loop is at exactly the same tempo should NOT make any difference.
Actually I find I can generally mangle beats to the hilts with warping with very few artifacts myself.
Use HiQuality Mode - keep Fade on.
There is one work around of sorts here.
Do the arrrangement in session veiw .
Record to arranger view.
Once in arranger view.
Where those loops are delete them.
Drag the same loop to the same track (with loop and warp off) .
Click on it with a mouse and use Ctrl D to to duplicate drum riff X or Y number of times.
Then just mark those regions and cut copy and paste them else where in the arranger view where they should be .
They sound like a loop due to the back to back duplicate pasting but will contain no warping artifacts and the like.
Just remember though you will no longer be able to automate tempo changes withing that arranger view those clips will being set at the one tempo.

IMHO you're doing something wrong try messing with tthe quantise before warping etc etc because as stated those loops shouldn't be displaying any of those artifacts under the circumstances you mentioned.

Posted: Fri Aug 27, 2004 10:04 pm
by TOTAL
peeddrroo

well, maybe there aren't any differences for MOST kinds of samples. there could be some here because the samples contain drums and instruments, which makes the transient pattern complex ( just a guess )
Look. The length is 1s600ms. Project tempo is 150. To be sure even more I imported one sample into cubase, set project tempo to 150 and checked if the length matches a single bar - it does, exactly. For me these facts mean that the length is exactly the right one.



FaX-01
Fade on, hi quality - by principle. athlon2500+, 512ram, 12% of daw utilised at the most.

"There is one work around of sorts here.
Do the arrrangement in session veiw .
Record to arranger view.
Once in arranger view.
Where those loops are delete them.
Drag the same loop to the same track (with loop and warp off) .
Click on it with a mouse and use Ctrl D to to duplicate drum riff X or Y number of times.
Then just mark those regions and cut copy and paste them else where in the arranger view where they should be .
They sound like a loop due to the back to back duplicate pasting but will contain no warping artifacts and the like."

Very good idea! This must work, since I will do no tempo automation. Thanx!


Machinate

"You can set up the follow actions to do the looping for you without warping. Just type in the lenght of the loop in bars:beats:sixteenths and select the "play again" follow action as the "primary" action, set to 1:0"


I have searches through the manual, but follow appears to have nothing to do with the issue: it's a command that makes live scroll in arrangement view (?)
No "play again" word combination in the manual.
No word "primary"
No "play again"...

Could anyone explain how to do what Machinate suggests?


Thanks a lot for the responses, guys!!

Posted: Sat Aug 28, 2004 12:14 pm
by Coupe70
FaX-01 wrote: Use HiQuality Mode
hi-q mode does NOT effect time-stretching, just sample rate
conversion (so pitching is affected too).

Posted: Sat Aug 28, 2004 5:54 pm
by Machinate
TOTAL, if your manual doesn't have the word combination "follow action" in it, then you're using live 3 or older, and my advice is for live 4 only, i'm afraid. :(

Next time, to make things a bit easier for the rest of us, just write your system specs either in you first post or in your signature. 8)

Posted: Sat Aug 28, 2004 6:11 pm
by TOTAL
You're right. 3.0.4.

I even wondered if I shouldn't mention the version.
I will use FaX-01's method.

Thanx

Tom