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splitting FLAC large file into multiple tracks without decoding or re-
calabuig
post Nov 4 2011, 01:51
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Hello, I made a very long search to my simple question but I didn't find a definitive answer.

Is it possible to splitting a FLAC large file into multiple FLAC tracks without decoding or re-encoding?

Medieval Cue Splitter seems to have any problems.
CueTools and Foobar should do the job but with re-encoding.

Any other solutions (Win or Mac)?
Thanks in advance!
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pdq
post Nov 4 2011, 02:00
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What do you have against decoding and reencoding lossless files?
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calabuig
post Nov 4 2011, 02:21
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QUOTE (pdq @ Nov 4 2011, 02:00) *
What do you have against decoding and reencoding lossless files?


Nothing, but I'd like to know if there's a way to make it without decoding and reencoding.
What level of FLAC compression I'd have to choose to obtain same FLAC quality than the original?
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greynol
post Nov 4 2011, 02:30
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You'll probably have to write your own app and deal with the fact that flac frame boundaries will probably not coincide with CD sector boundaries if you want spitting without decoding and reencoding.

As to your last question, any compression level; LOSSLESS IS LOSSLESS.

This post has been edited by greynol: Nov 4 2011, 02:31


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pdq
post Nov 4 2011, 02:30
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Compression has nothing to do with quality. All it affects is size.

Anyway, whatever splits your files will be decoding and reencoding, even if you don't see it.
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mjb2006
post Nov 4 2011, 08:06
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He wouldn't have to design his own app; splitting without re-encoding is what Medieval Cue Splitter does, and it has exactly the problem greynol described. There's no way around it.

This topic has been discussed before:
http://www.hydrogenaudio.org/forums/index....showtopic=89303
http://www.hydrogenaudio.org/forums/index....showtopic=89981
http://www.hydrogenaudio.org/forums/index....showtopic=82334
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calabuig
post Nov 4 2011, 14:36
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Ok, so if I wanted split a large FLAC files in single tracks preserving the same quality, I have to use cuetools or Foobar. I only have to choose the compression level (files size) but the quality remains the same. Right? Is there a way to see what compression level was originally used to compress a large FLAC file?
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greynol
post Nov 4 2011, 14:53
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Why does the original compression level matter?


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calabuig
post Nov 4 2011, 14:57
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I'd like to remain as close as I can to the original large file. Maybe I'm wrong?
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db1989
post Nov 4 2011, 15:10
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You’ve already been told that it makes no difference.
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Wombat
post Nov 4 2011, 15:16
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QUOTE (calabuig @ Nov 4 2011, 15:57) *
I'd like to remain as close as I can to the original large file. Maybe I'm wrong?


Did we enter the age filesize has some kind of aesthetic!? Did i miss something?
Use the maximum compression on splitting if you want to save space or lighter compression for faster encoding.

Still the reason why you need the same filesize puzzles me.

Besides that i vote for a new TOS, new members should be forced to accept the fact that lossless is indeed lossless is lossless...
I see greynol loosing to many nerves with this, this canīt be healthy smile.gif
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ryerman
post Nov 4 2011, 17:08
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QUOTE (calabuig @ Nov 3 2011, 20:51) *
...Is it possible to splitting a FLAC large file into multiple FLAC tracks without decoding or re-encoding?...

I use shntool. http://www.etree.org/shnutils/shntool/
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greynol
post Nov 4 2011, 17:37
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Let's not give the impression that shntool can split a flac without re-encoding, OK?


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calabuig
post Nov 4 2011, 19:21
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QUOTE (Wombat @ Nov 4 2011, 15:16) *
QUOTE (calabuig @ Nov 4 2011, 15:57) *
I'd like to remain as close as I can to the original large file. Maybe I'm wrong?


Did we enter the age filesize has some kind of aesthetic!? Did i miss something?
Use the maximum compression on splitting if you want to save space or lighter compression for faster encoding.

Still the reason why you need the same filesize puzzles me.

Besides that i vote for a new TOS, new members should be forced to accept the fact that lossless is indeed lossless is lossless...
I see greynol loosing to many nerves with this, this canīt be healthy smile.gif


Ok, you're right and I'm wrong. The FLAC level compression doesn't affect quality and I forgot it.
So I can use either CueTools or Foobar, they do the same job, don't they?
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Wombat
post Nov 4 2011, 19:52
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QUOTE (calabuig @ Nov 4 2011, 20:21) *
Ok, you're right and I'm wrong. The FLAC level compression doesn't affect quality and I forgot it.
So I can use either CueTools or Foobar, they do the same job, don't they?

They should do the same with valid cue files. Use what is easier for you to handle.
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ryerman
post Nov 4 2011, 21:37
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QUOTE (greynol @ Nov 4 2011, 12:37) *
Let's not give the impression that shntool can split a flac without re-encoding, OK?

Sorry.
At my age I should know better than to make assumptions about things of which I have little knowledge!
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