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Slightly increase amount of bandwidth of resampling filter for

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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)
This commit is contained in:
ariff 2009-07-02 10:02:10 +00:00
parent 337f389926
commit c7f054429b
1 changed files with 1 additions and 1 deletions
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2
sys/tools/sound/feeder_rate_mkfilter.awk
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@ -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";