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ffmpeg.wasm-core
Commit 327b5241 authored by Paul B Mahol's avatar Paul B Mahol
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avfilter/af_aiir: make it clear that transfer function is digital one

parent 1206a10d
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doc/filters.texi
View file @ 327b5241
......@@ -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
......
libavfilter/af_aiir.c
View file @ 327b5241
......@@ -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" },
......
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