From: Erik de Castro Lopo <mle+ocaml@mega-nerd.com>
To: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] ANNOUNCE : libsndfile-ocaml alpha
Date: Mon, 1 Jan 2007 09:51:14 +1100 [thread overview]
Message-ID: <20070101095114.911ca90d.mle+ocaml@mega-nerd.com> (raw)
In-Reply-To: <20061231110831.GA21198@furbychan.cocan.org>
Richard Jones wrote:
> On Sun, Dec 31, 2006 at 03:23:05PM +1100, Erik de Castro Lopo wrote:
> > Since it is already possible to read Ocaml floats (which are normalised
> > to the range [-1.0, 1.0]) why would anyone want to ready any other data
> > type?
>
> Two reasons I can think of[*]: (a) to avoid copying, (b) to make an
> exact reproduction (without the conversion to and from float).
Well the amount of copying is the same whether I use bigarray or a
standard Ocaml float array so (a) is irrelevant.
Point (b) does make some sense in that someone might want to open a file,
seek to position A, read data from position A to position B, writing the
read data to a new file. An important criteria might well be that the
copied section of data be identical in source and destinations files.
However, using Ocaml float data this would actually be the case.
Erik
--
+-----------------------------------------------------------+
Erik de Castro Lopo
+-----------------------------------------------------------+
"Hamas: Islam will conquer US and Britain."
-- http://www.pmw.org.il/LatestBulletins.htm#b220606
next prev parent reply other threads:[~2006-12-31 22:51 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-22 4:54 Erik de Castro Lopo
2006-12-27 9:32 ` [Caml-list] " Vu Ngoc San
2006-12-27 10:10 ` Erik de Castro Lopo
2006-12-27 10:42 ` Erik de Castro Lopo
2006-12-30 21:07 ` Erik de Castro Lopo
2006-12-31 3:31 ` skaller
2006-12-31 4:23 ` Erik de Castro Lopo
2006-12-31 11:08 ` Richard Jones
2006-12-31 22:51 ` Erik de Castro Lopo [this message]
2007-01-01 14:53 ` Matthieu Dubuget
2007-01-01 19:58 ` Erik de Castro Lopo
2007-01-02 0:51 ` skaller
2007-01-02 1:14 ` Erik de Castro Lopo
2007-01-02 5:26 ` Erick Tryzelaar
2007-01-02 5:39 ` Erik de Castro Lopo
[not found] ` <1167765505.5341.12.camel@rosella.wigram>
2007-01-02 22:37 ` Erik de Castro Lopo
2007-01-02 23:46 ` Gerd Stolpmann
2007-01-03 1:59 ` Pal-Kristian Engstad
2007-01-03 2:49 ` Markus Mottl
2007-01-02 7:47 ` Christoph Bauer
2006-12-31 19:05 ` skaller
2006-12-31 22:54 ` Erik de Castro Lopo
2007-01-02 10:56 ` Vu Ngoc San
2007-01-02 11:27 ` Erik de Castro Lopo
2007-01-02 19:39 ` David Baelde
2007-01-02 23:04 ` Erik de Castro Lopo
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