From: Brian Hurt <bhurt@spnz.org>
To: Jonathan Roewen <jonathan.roewen@gmail.com>
Cc: caml-list@yquem.inria.fr
Subject: Re: [Caml-list] Video/Audio codecs in ocaml
Date: Thu, 17 Nov 2005 08:39:13 -0600 (CST) [thread overview]
Message-ID: <Pine.LNX.4.63.0511170837120.24132@localhost.localdomain> (raw)
In-Reply-To: <ad8cfe7e0511162116m75d9d812ib6aca11d2e1d8ca1@mail.gmail.com>
On Thu, 17 Nov 2005, Jonathan Roewen wrote:
>> Has anyone done anything with video and/or audio processing
>> using ocaml?
>
> Even better: would anyone like to help with an mpeg2 decoder written
> completely in ocaml?
>
> OCaml is supposed to be good at numerical processing right? So I hope
> performance for a 100% software based decoder will be okay...
No, it won't be. Nor, I comment, will C. To get sufficient performance
for real-time MPEG decoding, you need to code the inner loop (the 2DFFT)
using SSE or Altivec or similiar.
The higher level stuff (managing the bit stream, etc.) can all be done in
Ocaml.
Brian
next prev parent reply other threads:[~2005-11-17 14:34 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-17 4:41 Jonathan Roewen
2005-11-17 5:16 ` Jonathan Roewen
2005-11-17 9:17 ` Damien Bobillot
2005-11-17 9:25 ` Jonathan Roewen
2005-11-17 9:51 ` Damien Bobillot
2005-11-17 18:46 ` David MENTRE
2005-11-17 18:48 ` Jonathan Roewen
2005-11-17 14:39 ` Brian Hurt [this message]
2005-11-17 14:56 ` skaller
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