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Subject:sector boundary (when splitting a large wav)
Posted by: shoegazer
Date:3/20/2002 2:56:09 PM

is there a setting in sound forge so that when you mark/split a large wave file into seperate files that the mark is done on a correct sector boundary? i know the cdwave product does this by default.

thanks for your thoughts!

faqs/notes from etree.org:
5. What software should I use to create tracks in my wav files?
Tracks can be created by using a wav editor. When creating tracks, one must make sure that the tracks are cut on correct sector boundries (multiples of 588 samples). CDWav cuts on correct sector boundries by default and therefore is the preferred program to use for tracking shows. CDWav is also the easiest application available for tracking shows. Cool Edit and Sound Forge DO NOT cut on correct sector boundries by default.

6. What are sector boundries? and why should I care about them?
In order to create a live DAO recording without any clicks or gaps between songs, you must make sure the audio in your wav file is a multiple of 2352 bytes (588 samples) long. Most audio editing programs will allow you to choose a block size for editing to ensure that when you split a large wav file into smaller wav files each small wav file will contain an integer number of blocks. If you choose your block size to be 2352, no padding will be done by your cd burning software, and the end of one track will flow seamlessly into the beginning of the next track without any silence or clicks (The correct way).

Subject:RE: sector boundary (when splitting a large wav)
Reply by: Chienworks
Date:3/20/2002 6:26:41 PM

There is an Internal Preference settnig titled "Save Sector Aligned (Session 8) and it defaults to FALSE. However, i don't know if this refers to what you are asking about or not. Only Sonic Foundry knows for sure and they're not likely to tell us. You can try changing it if you want to (at your own peril, of course) and see what it does. If it doesn't help, you can change it back.

On the other hand, i've created tons of DAO CDs by splitting the recording up with Sound Forge and saving the tracks as separate .wav files, and i've never worried about sector boundries. I don't recall ever hearing a pop or click between tracks. My suggestion is try it and see if it works for you. The worst you'll do is waste a few minutes and possibly one blank CD.

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