Re: [LAU] Creating a very long audio file?

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To: Monty Montgomery <xiphmont@...>
Cc: linux-audio-user <linux-audio-user@...>
Date: Tuesday, April 2, 2013 - 7:29 pm

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On Tue, Apr 2, 2013 at 3:24 PM, Monty Montgomery wrote:

> Huh, you're right.

nothing about RIFF implies that the data chunk is last. in fact, there is
no ordering at all except that the RIFF chunk is first. there are several
windows app that make this "mistake".

w64 is the format to use, and libsndfile handles it (and CAF) with
distinction.

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On Tue, Apr 2, 2013 at 3:24 PM, Monty Mo=
ntgomery <xiphmont@gmail.com> wrote:
Huh, you're right.

Oh, i see... we've been supporting >4GB wave files in the Xiph stuff=

by setting the length to 0xFFFFFFFF and assuming the data chunk is
last (intuiting chunk length from file length).no=
thing about RIFF implies that the data chunk is last.=A0 in fact, there is =
no ordering at all except that the RIFF chunk is first. there are several w=
indows app that make this "mistake".
w64 is the format to use, and libsndfile handles it (and CAF) with dist=
inction.

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Messages in current thread:
[LAU] Creating a very long audio file?, Arve Barsnes, (Tue Apr 2, 6:18 pm)
Re: [LAU] Creating a very long audio file?, Monty Montgomery, (Tue Apr 2, 6:35 pm)
Re: [LAU] Creating a very long audio file?, Paul Davis, (Tue Apr 2, 7:12 pm)
Re: [LAU] Creating a very long audio file?, Paul Davis, (Tue Apr 2, 7:15 pm)
Re: [LAU] Creating a very long audio file?, Monty Montgomery, (Tue Apr 2, 7:24 pm)
Re: [LAU] Creating a very long audio file?, Erik de Castro Lopo, (Tue Apr 2, 10:42 pm)
Re: [LAU] Creating a very long audio file?, Paul Davis, (Tue Apr 2, 7:29 pm)
Re: [LAU] Creating a very long audio file?, Arve Barsnes, (Tue Apr 2, 8:24 pm)
Re: [LAU] Creating a very long audio file?, Monty Montgomery, (Tue Apr 2, 8:22 pm)