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authorPaul B Mahol <onemda@gmail.com>2019-11-22 20:54:12 +0100
committerPaul B Mahol <onemda@gmail.com>2019-11-22 21:10:43 +0100
commitf46b04c4c32849a789a5aadc27fff3c3c60fc596 (patch)
tree679d63e0cd0f5a5023acf3ad4d645d501b093648 /doc
parente759fbfbc4772d9a91031452c8910d1e272924f2 (diff)
avfilter/af_biquads: add new normalize/n option
Diffstat (limited to 'doc')
-rw-r--r--doc/filters.texi39
1 files changed, 39 insertions, 0 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 21cb2a527d..4587356f1d 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -1547,6 +1547,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Commands
@@ -2568,6 +2572,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Commands
@@ -2627,6 +2635,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Commands
@@ -2693,6 +2705,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Commands
@@ -2744,6 +2760,13 @@ Syntax for the command is : "@var{value}"
@item mix, m
How much to use filtered signal in output. Default is 1.
Range is between 0 and 1.
+
+@item channels, c
+Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@section bs2b
@@ -3439,6 +3462,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Examples
@@ -3908,6 +3935,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Commands
@@ -4224,6 +4255,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Examples
@@ -5332,6 +5367,10 @@ Range is between 0 and 1.
@item channels, c
Specify which channels to filter, by default all available are filtered.
+
+@item normalize, n
+Normalize biquad coefficients, by default is disabled.
+Enabling it will normalize magnitude response at DC to 0dB.
@end table
@subsection Commands