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-rw-r--r--doc/filters.texi22
1 files changed, 8 insertions, 14 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 38196452b8..a10d2fc8aa 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -1768,9 +1768,10 @@ Below is a description of the currently available audio sinks.
Buffer audio frames, and make them available to the end of filter chain.
This sink is mainly intended for programmatic use, in particular
-through the interface defined in @file{libavfilter/buffersink.h}.
+through the interface defined in @file{libavfilter/buffersink.h}
+or the options system.
-It requires a pointer to an AVABufferSinkContext structure, which
+It accepts a pointer to an AVABufferSinkContext structure, which
defines the incoming buffers' formats, to be passed as the opaque
parameter to @code{avfilter_init_filter} for initialization.
@@ -1780,13 +1781,6 @@ Null audio sink, do absolutely nothing with the input audio. It is
mainly useful as a template and to be employed in analysis / debugging
tools.
-@section abuffersink
-This sink is intended for programmatic use. Frames that arrive on this sink can
-be retrieved by the calling program using the interface defined in
-@file{libavfilter/buffersink.h}.
-
-This filter accepts no parameters.
-
@c man end AUDIO SINKS
@chapter Video Filters
@@ -6298,12 +6292,12 @@ Buffer video frames, and make them available to the end of the filter
graph.
This sink is mainly intended for a programmatic use, in particular
-through the interface defined in @file{libavfilter/buffersink.h}.
+through the interface defined in @file{libavfilter/buffersink.h}
+or the options system.
-It does not require a string parameter in input, but you need to
-specify a pointer to a list of supported pixel formats terminated by
--1 in the opaque parameter provided to @code{avfilter_init_filter}
-when initializing this sink.
+It accepts a pointer to an AVBufferSinkContext structure, which
+defines the incoming buffers' formats, to be passed as the opaque
+parameter to @code{avfilter_init_filter} for initialization.
@section nullsink