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Managing Apple Loops files?

How do I selectively remove 20,000+ Apple Loop files from my library? The assets pane in the Loop Browser program doesn't remove the selected loop file from the folder when I click on the minus sign, it only stops displaying it. Of my 20,000+ third party Apple Loops about 100 or so pertain to my music only. So how do I jettison the rest for a clean sweep before I start adding my own Apple Loops? I'd like to save HD space and avoid the thousands of false positive loop matches on searches.

Can I just go into the Library / Application Support / Garageband / Apple Loops folder and manually drag out the loop files I know I will never need? Or do I need to hunt down and manually nuke the corresponding entry too in the corresponding Apple Loops Index text file?

Perhaps I could easier search the index textfiles for the 100 loop entries I actually want to keep and cut and paste them into a new Index textfile... or move the 100 loops I like into the now empty "SingleFiles" folder which doesn't seem to require an index textfile... but then, after I start converting and adding my own Apple Loops, I'll be soon brimming with 3000+ Apple Loops in that lonely folder... hmmm.

Dual G5, Mac OS X (10.4.9)

Posted on Oct 20, 2007 12:29 PM

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44 replies

Oct 29, 2007 7:41 PM in response to shamca

Another thing with loops is that creating lifelike music with them usually requires a handful of loop variations that are called up variedly on the fly. In EXS this is done by assigning each loop variation to an adjacent key, then playing a different key after one or more loop cycles and recording this sequence.

The question is, how do we accomplish this with the Loop Browser? I know I can click different loops in the Loop Browser window to play them in random order while the rest of the arrangement plays, but once I come up with an attractive-sounding loop sequence by doing this, how do I drop it easily into a Logic track? (Or is this what people use Ableton Live with ReWire for?)

The more I think about this, the more I realize that EXS already has everything the Loop Browser aspires to become, except the ability to match the played AIFFs' tempo to the song's. So perhaps it's not more features we need for the Loop Browser really, but its seamless integration into EXS? (More exactly, the seamless integration of its tempo matching capability.) After all, how many AIFF playback utilities does one really need?

Oct 30, 2007 10:58 AM in response to George Kopeczky

George - I work in 2 modes most of the time - if I have a sonic vision for a piece, I will just work within the browser searching out what I hear and then add it to the arrange page loop by loop. If I don't have a vision, I usually just browse the browser, finding sounds that inspire me and add them to the favourites list...I then move the whole favourites list into my arrange page. I sure wish Logic had a "per project" favourites list to build a list of loops that are context sensitive to the current piece.

What do you mean EXS? I'm familiar with the EXS24 sampler, but I don't think that's the same as what you're referring to?

Cheers,
Shaun

Oct 31, 2007 1:31 PM in response to shamca

By EXS I was indeed referring to the EXS24 softsampler. In it you can assign loop variations to adjacent MIDI keys, saving the setup as an EXS program. So once you work out the optimum sequence of loops by triggering them via MIDI or the Caps Lock keyboard, you just record the sequence how you played them and you're done. (If you want to turn this sequence back into an audio loop, just invoke the "freeze" command.) Totally hands-on, there is none of that tedious Loop Browser business of having to drop the loops individually into the arrangement once you figured out the right sequence.

So, my point is, given the above, all the tools needed to create a lifelike sequence with multiple loop files hands-on are already present in EXS. There is no need to spend a kajillion coding hours to build the Loop Browser into a second EXS, when it is much easier to add the Loop Browser's only selling point (its ability to tempo match the song with its loops) to EXS. One AIFF playback utility instead of two: easier on the coders, easier on the users.

Nov 9, 2007 4:20 PM in response to George Kopeczky

a question a little off the mark but since u guys seem to know about loops---I use Pro Tools workspace browser (when I'm working in Pro tools) to open the loop folder. I can navigate no problem to the loops and preview them. However, the first file previews right away. I hear it, bam. As I attempt to listen to more, it takes about 5 or 6 seconds for the sound to appear. If I wait 5 or 6 seconds after that, the next attempt happens right away. It's like I only get one instant preview then have to wait for others. Is this due to some kind of massive search or something? I'd like to find a way around this if possible as I'd like to use the loop library in Pro Tools.
any insight would be helpful
thx

Nov 9, 2007 5:37 PM in response to David Morgan4

Just a shot in the dark.

Is there any relation to how fast a loop loads and it's proximity to the file just auditioned? To clarify - if you audition file 1 and then file 2 (next file in list) is it faster than file 1 then file 10, say?

What I'm getting at is caching - To speed up auditioning, Stylus RMX will cache the loop immediately after the current loop.

Shaun

Nov 11, 2007 3:51 AM in response to David Morgan4

My first hunch would be the same what Shaun said - a cache particularity, caused by the circumstances. The first thing I'd try is check how many files are in the folder where you audition them. If you have several hundred, a good test would be to temporarily reduce the number to something like 80, relaunch the program and see if auditioning times speed up afterwards. If yes, then I guess you might want to plan a little sorting out to subfolders session.

The second thing I'd do is, if you have DiskWarrior, check whether your HD's directory is in top shape. A corrupted directory will often lead to issues similar to this: the Mac still works as if everything were peachy, but takes a weird amount of time to open files, etc.

The third thing I'd check it whether the files that play slow are AIFF or WAV. While I haven't run into a problem with my Macs yet, I did run into a reproducible AIFF playback issue on PCs already where the latest QuickTime (which handles the playback in the Pro Tools audition window too, I presume) simply wouldn't play certain AIFF Apple Loops no matter what but would have no problem playing the same files in WAV format.

Nov 14, 2007 5:08 PM in response to George Kopeczky

Wow - hat's off to you guys (George and Shaun) This is by far the most thorough and intelligent discussion that I've found on this topic. I still cannot solve my problem however. I wanted to do what any serious Logic user wants to do sooner or later - move all my Apple Loops to an external drive. Logic won't see 'em now. GarageBand will, but not Logic. I have a job to do - I actually had started it in Logic and (I'll never learn) tried to make the shift in mid stream to open up some more drive space. That work is gone now. Back to Pro Tools I guess. Funny how a "proffesional" application like Logic can actually interfere with ones profession....

Nov 17, 2007 10:01 PM in response to JDubd

I'm just about to solve this problem; I think I found the equivalent of Loop Browser of year 2017, It's called Ableton Live.

I have been nagging it only for 24 hours, so I don't have all the details down yet, but most of the functionality of Loop Browser seems to be in it, and then ten times more. It previews loop files at song speed, playing along with the already recorded tracks like Logic's Loop Browser. But on Live you can drag and drop a multitude of loops into its window and play them back in any simultaneous combination and/or playback order your heart desires, and you can even record this entire performance on the fly as you create it - very unlike the the Loop Browser. I found where Live program stores its loop files, (it's at System HD/Users/Your Username/Library/Application Support/Ableton/Library/Clips) and put an alias to Loop Browser's user Apple Loops folder (which is System HD/Users/Your Username/Library/Audio/Apple Loops/User Loops/Singlefiles) into it and pronto - I didn't even had to restart Live, all my Apple Loops came right up and ready for auditioning and use in Live. Beautiful!

Since I have been on Live only since today morning there are still two issues I'm working to resolve. First, while tempo matching is dead on, I'm still working on getting key matching to happen too. Secondly, while Live can reportedly feed its tracks into Logic Pro on the fly through ReWire by following the instructions on http://www.ableton.com/pages/rewire/logic_pro , I'm still working on getting this to happen. (There is a ReWire template in Logic's Templates folder, whose opening nukes half of the obstacles in one fell swoop.)

All in all, if the Loop Browser is giving you the fits too by its inability to manage files, or play them from external HDs through a well-placed alias, Ableton Live seems to be the answer. Its ability to audition several loops simultaneously was such an incredible fun and creative boost to me, if ReWiring it to Logic Pro remains a problem, after a few more days I might even stop worrying about it. 🙂

Nov 18, 2007 10:33 AM in response to shamca

Not certain (at the time) whether Live is what I need to solve this Apple Loops problem, I bought an older version, 5.0, which could be had for $50 locally. I could have gotten the program for even less, had I settled for version 4.0 which I saw going for $1 on Ebay. (http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=160178975383) So all my comments refer to Live 5.0, although I keep a Live 6.0 demo (from Ableton.com) next to it too, for troubleshooting comparison purposes.

Nov 18, 2007 4:46 PM in response to George Kopeczky

Today's report from the trenches...

I found the answer to both previous issues: key matching for loops in Ableton (turn the transpose knob in their Clip View window) and ReWiring of Live to Logic. The ReWire implementation is rather handicapped; Logic will route Live's ReWire output to an Aux Bus channel first (not an audio track to record it, oh no) from where you can route it to Outputs 1 - 2, which you can bounce it to a file through a dialog box, and THEN you can drop that file onto an audio track. (4 counter-intuitive steps instead of 1.) So you can guess where this led. I figured out, instead of all this contortion, it's simpler to just do the whole arrangement in Live. 🙂

Nov 18, 2007 10:03 PM in response to shamca

Hi Shaun -
I don't know where else to turn. My version of Logic Pro 7 (7.0.1) WILL NOT recognize Apple loops no matter where or what they are, and no matter how many times I drag the folders onto the Loop Browser window. I have been reading posts and asking questions - I know where they are supposed to be installed, and I know what I am SUPPOSED to do when they are installed on an external. When I re-install onto my internal drive (in the correct manner) they are installed into the proper location, but Logic still doesn't see them. Garageband see's them fine, no matter where they're located - but Logic does not. It is of course worth mentioning that they USED to work fine, as originally installed. It was when I re-located them that I started having problems. I do not have the original disks to do a re-install of the application (I received my dongle in a trade for some gear) but I'm wondering if there's a Logic component missing or corrupt. If you don't know the answer, could you possibly think of someone else I might ask?
Thanks Shaun,
Jon

Nov 19, 2007 5:07 AM in response to JDubd

Well, you can always either phone Apple support or find a local Genius that's familiar with Logic. If it used to work, at what point did it stop working?

Try this for something to do 🙂 ;

- repair the permissions on your system drive as well as any external drives you use.
- find and rename the Apple loop xml index file, so the browser thinks it has to rebuild it. George has an excellent description of the file somewhere in this thread.
- start logic & open the loop browser. At this point (or maybe as logic starts), it should recognize the fact that it needs to rebuild it's xml file.
- follow any prompting
- when it's done make sure that the 'View' filter in the loop browser is set to 'Show All'.

Hope this works for you,
Shaun

Managing Apple Loops files?

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