7 Feb
2003
7 Feb
'03
6:02 a.m.
On Thu, Feb 06, 2003 at 11:13:45 +0100, David Olofson wrote:
On Thursday 06 February 2003 16.28, Steve Harris
wrote:
[...]
Yes, but its not in a float context so it wont get denormallised(?).
#define FLUSH_TO_ZERO(fv) (((*(unsigned
int*)&(fv))&0x7f800000)==0)?0.0f:(fv) I think it came from the
music-dsp list.
There's a conditional in there, though. Another method is to add noise or some other signal
(beep at Nyqvist)
with an amplitude a few hundred dB or more below the 0 dB level of
audio data.
Yes, this will work, and avoids branches.
- Steve