Date: Thu, 2 Jul 2009 10:02:10 +0000 (UTC) From: Ariff Abdullah <ariff@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r195283 - head/sys/tools/sound Message-ID: <200907021002.n62A2A7t040106@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: ariff Date: Thu Jul 2 10:02:10 2009 New Revision: 195283 URL: http://svn.freebsd.org/changeset/base/195283 Log: Slightly increase amount of bandwidth of resampling filter for feeder_rate_quality=3. This have the benefit of reducing aliasing artifacts due to alias masking. Spectrogram analysis: o Old preset (100:36:0.90) http://people.freebsd.org/~ariff/z_comparison/z_q3_old.png o New preset (100:36:0.92): http://people.freebsd.org/~ariff/z_comparison/z_q3_new.png Approved by: re (kib) Modified: head/sys/tools/sound/feeder_rate_mkfilter.awk Modified: head/sys/tools/sound/feeder_rate_mkfilter.awk ============================================================================== --- head/sys/tools/sound/feeder_rate_mkfilter.awk Thu Jul 2 09:50:13 2009 (r195282) +++ head/sys/tools/sound/feeder_rate_mkfilter.awk Thu Jul 2 10:02:10 2009 (r195283) @@ -592,7 +592,7 @@ BEGIN { if (ARGC < 2) { ARGC = 1; ARGV[ARGC++] = "100:8:0.85"; - ARGV[ARGC++] = "100:36:0.90"; + ARGV[ARGC++] = "100:36:0.92"; ARGV[ARGC++] = "100:164:0.97"; #ARGV[ARGC++] = "100:8"; #ARGV[ARGC++] = "100:16";
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200907021002.n62A2A7t040106>