avformat/fifo: add timeshift option to delay output

[ffmpeg] / doc / muxers.texi

diff --git a/doc/muxers.texi b/doc/muxers.texi
index c598abbe664298b4eead7c606b88b1a93e5a0379..d6f9de37020b99dd5003c391fa66b0f05afdaf49 100644 (file)
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -2275,6 +2275,11 @@ certain (usually permanent) errors the recovery is not attempted even when
 Specify whether to wait for the keyframe after recovering from
 queue overflow or failure. This option is set to 0 (false) by default.
 
+@item timeshift @var{duration}
+Buffer the specified amount of packets and delay writing the output. Note that
+@var{queue_size} must be big enough to store the packets for timeshift. At the
+end of the input the fifo buffer is flushed at realtime speed.
+
 @end table
 
 @subsection Examples