Re: [LAD] A more efficient way to detect INF and/or NAN in a block of samples

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To: <k.s.matheussen@...>
Cc: Kjetil Matheussen <k.s.matheussen@...>, <linux-audio-dev@...>
Date: Sunday, October 6, 2013 - 7:32 pm

On 10/06/2013 09:07 PM, Kjetil Matheussen wrote:

+1

BTW compile with -ftree-vectorizer-verbose=7 to check what gcc does.

If you're looking for something ready-made, there are SSE, and altivec
asm routines for mixing buffers and calculating the peak value in
ardour. Have a look at libs/ardour/*.s, libs/ardour/mix.cc and
libs/ardour/ardour/mix.h

GPL and everything, thanks to Sampo IIRC.

ciao,
robin
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Messages in current thread:
[LAD] A more efficient way to detect INF and/or NAN in a blo..., Kjetil Matheussen, (Sun Oct 6, 11:34 am)
Re: [LAD] A more efficient way to detect INF and/or NAN in a..., Robin Gareus, (Sun Oct 6, 7:32 pm)
Re: [LAD] A more efficient way to detect INF and/or NAN in a..., Kjetil Matheussen, (Tue Oct 8, 11:30 am)