.itc files. What are they?

Can someone tell me what the .itc files are that are stored in the Album Artwork Cache folder on the hard disk in the iTunes folder? I came across some while I was doing a search, thought they were something else and started to delete them. Now I have a bunch of them sitting in my trash and I'm not sure if I should permanently delete them or not. At the same time, I can't figure out which ones go in which folders if I were to try and put them back to their original location. If I delete them, will they be automatically generated again? Are they necessary for something? What are they?

Macbook Pro, Mac OS X (10.5.6), 2.93 GHz Intel Core 2 Duo, 4 GB 1067 MHz DDR3

Posted on Feb 19, 2009 7:49 PM

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11 replies

Feb 19, 2009 8:37 PM in response to macorin

They are album artwork files. I think if you have artwork actually embedded in your files it may regenerate the local artwork folder. I suspect if you have downloaded artwork it will be gone and the downloaded artwork folder will remain empty unless you download it again. This is based upon itunes 7 but if you're still seeing the files with 8 then it's probably the same.

[macosxhints: A bit more info on iTunes 7 artwork files|http://www.macosxhints.com/article.php?story=20060915043555719]

[macosxhints.com - How to convert iTunes album art images to PNG format|http://www.macosxhints.com/article.php?story=20070313105356621]

http://forums.ilounge.com/showthread.php?t=175939

Message was edited by: Limnos

Feb 20, 2009 6:16 AM in response to Limnos

Limnos,

They are definitely downloaded pic files. I say pic files, because instead of album artwork, they are actually small picture files of classical music composers pulled from various sites on the web. I use those for my classical music songs since it is almost impossible to find the actual album cover for a lot classical albums. Anyway, I guess my next question is what to do now? Basically, I have about 6 or 7 (I stopped throwing them in the trash when I saw that it wasn't just a few rogue files and noticed that there were many of them) sitting in my trash bin. When I flip through iTunes, I don't notice any albums without a picture "album cover", so all seems to be okay. However, when I search in the cache folder in album artwork in the iTunes music folder, I can definitely find some empty folders. Does the artwork still show up in iTunes because I haven't emptied the trash yet? Will it still show up even after I empty the trash, even though the folders where they came from are empty? The easy thing would be if I emptied the trash, the pictures in iTunes disappeared and then just downloading them again and placing them again. Is there a way to know where to replace them if I just pulled them out of the trash? That is what I can't figure out based on the names of the files. There doesn't seem to be any corresponding data in the file name as it would relate to the folder that it came from.

Feb 20, 2009 10:13 AM in response to macorin

They are definitely downloaded pic files. I say pic files, because instead of album artwork, they are actually small picture files of classical music composers pulled from various sites on the web.

I used "album artwork" in a loose sense inasmuch that you could put a photo of your dog into iTunes and call it album artwork.

Anyway, I guess my next question is what to do now?

Uh, I am disinclined to experiment with my iTunes, if you don't mind, so I'm not sure. 🙂

Does the artwork still show up in iTunes because I haven't emptied the trash yet?

I suspect those files need to be in specific locations in order to be seen.

Since you downloaded these yourself vs. fetched with iTunes it may be they are embedded in the files and not just present in the artwork folders. I download artwork and then paste it onto my mp3s which means the artwork is actually in the file in addition to whatever file itunes may make based upon the folder. I also notice that if I have a mp3 from the same album but have not embedded artwork in the mp3 it still displays art for that album. I think iTunes is displaying this art using the itc it generated from the album that does have artwork. So it may not matter that you have deleted the itc file if the artwork is embedded in the file or there is another album file with the artwork.

Is there a way to know where to replace them if I just pulled them out of the trash? That is what I can't figure out based on the names of the files. There doesn't seem to be any corresponding data in the file name as it would relate to the folder that it came from.

iTunes works in mysterious ways its wonders to perform. I suspect you might be able to replace the files if you were to go into the itunes library files and browse through the entries trying to associate all the code identities from the various listings. Not my idea of fun.

Feb 20, 2009 12:02 PM in response to Limnos

Well, there seems to be no easy solution, so I am just going to empty the Trash. I'm not too worried about it, as it really isn't anything that important. I just don't like having loose ends and not understanding things that I am doing is all.

When you embed a pic in an iTunes music file, is it embedded forever, or can you remove that bit of info from the mp3 or acc or whatever way you choose to burn?

I'm sure if you deleted it and just burned it again, that would do it, but how about just deleting the album artwork and then adding it again to them?

Feb 20, 2009 9:28 PM in response to Limnos

Thanks guys. It looks like this one is solved, in as much as it is going to be. It wasn't difficult to delete the artwork, because it is a classical music library, and I only had pictures of the main composers like Bach, Mozart, Beethoven, etc. I deleted the artwork, and am now going to add them back, so very easy and no biggie.

Limnos, I am going to keep a separate folder with album artwork in it though for the future should I ever want to delete the tags and then re-add them later.

Another thing I thought of after was that I actually use a Time Capsule and basically could have just restored that folder to an earlier date, such as the day before and restored the folder as it was before I started dumping those files from their original locations. I will consider using the Time Capsule more in the future as well.

In any case, thanks to both you and Chris for all of your input.

Feb 20, 2009 10:29 PM in response to Limnos

Another thing you could do rather than store all of the album covers on your hard drive is utilize a site called albumartexchange.com. They have a really great selection of high res album cover art. I use them all the time and even scan some of my own that they don't have and upload them to their site. You should check it out.

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.itc files. What are they?

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