From 327b52412dc63b5b699dc9ff9fb41e49010d643c Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Fri, 29 May 2020 20:44:41 +0200 Subject: [PATCH] avfilter/af_aiir: make it clear that transfer function is digital one --- doc/filters.texi | 2 +- libavfilter/af_aiir.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/doc/filters.texi b/doc/filters.texi index 5af4797b7e..869090c3f4 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -1409,7 +1409,7 @@ Set coefficients format. @table @samp @item tf -transfer function +digital transfer function @item zp Z-plane zeros/poles, cartesian (default) @item pr diff --git a/libavfilter/af_aiir.c b/libavfilter/af_aiir.c index 92ff348dd6..b9a06bbb7b 100644 --- a/libavfilter/af_aiir.c +++ b/libavfilter/af_aiir.c @@ -1223,7 +1223,7 @@ static const AVOption aiir_options[] = { { "wet", "set wet gain", OFFSET(wet_gain), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, AF }, { "format", "set coefficients format", OFFSET(format), AV_OPT_TYPE_INT, {.i64=1}, 0, 3, AF, "format" }, { "f", "set coefficients format", OFFSET(format), AV_OPT_TYPE_INT, {.i64=1}, 0, 3, AF, "format" }, - { "tf", "transfer function", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "format" }, + { "tf", "digital transfer function", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, AF, "format" }, { "zp", "Z-plane zeros/poles", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, AF, "format" }, { "pr", "Z-plane zeros/poles (polar radians)", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, AF, "format" }, { "pd", "Z-plane zeros/poles (polar degrees)", 0, AV_OPT_TYPE_CONST, {.i64=3}, 0, 0, AF, "format" },