avfilter/af_apad: add pad_dur and whole_dur options

1 files changed, 15 insertions, 3 deletions

diff --git a/doc/filters.texi b/doc/filters.texi
index e3415630ec..ac4c9b44d8 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -1776,11 +1776,23 @@ Set the minimum total number of samples in the output audio stream. If
 the value is longer than the input audio length, silence is added to
 the end, until the value is reached. This option is mutually exclusive
 with @option{pad_len}.
+
+@item pad_dur
+Specify the duration of samples of silence to add. See
+@ref{time duration syntax,,the Time duration section in the ffmpeg-utils(1) manual,ffmpeg-utils}
+for the accepted syntax. Used only if set to non-zero value.
+
+@item whole_dur
+Specify the minimum total duration in the output audio stream. See
+@ref{time duration syntax,,the Time duration section in the ffmpeg-utils(1) manual,ffmpeg-utils}
+for the accepted syntax. Used only if set to non-zero value. If the value is longer than
+the input audio length, silence is added to the end, until the value is reached.
+This option is mutually exclusive with @option{pad_dur}
 @end table
 
-If neither the @option{pad_len} nor the @option{whole_len} option is
-set, the filter will add silence to the end of the input stream
-indefinitely.
+If neither the @option{pad_len} nor the @option{whole_len} nor @option{pad_dur}
+nor @option{whole_dur} option is set, the filter will add silence to the end of
+the input stream indefinitely.
 
 @subsection Examples