[FFmpeg-devel] [PATCH 7/7] doc/encoders: Add sliding_window docs for hevc_vaapi.

Jun Zhao mypopydev at gmail.com
Sat Nov 3 04:52:12 EET 2018

Add sliding_window docs for hevc_vaapi encoder.

Signed-off-by: Jun Zhao <jun.zhao at intel.com>
 doc/encoders.texi |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/doc/encoders.texi b/doc/encoders.texi
index c558b76..1987686 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -2665,6 +2665,10 @@ Include recovery points where appropriate (@emph{recovery_point} messages).
 @option{profile} and @option{level} set the values of
 @emph{general_profile_idc} and @emph{general_level_idc} respectively.
+ at option{sliding_window} enabled the sliding windows bit rate control, that is a feature to
+reduce the instant bitrate fluctuation, occasional big frame size for intra and scene
+change frames are allowed. And the fluctuation level can be controlled by max bit rate.
 @table @option
 @item aud
 Include access unit delimiters in the stream (not included by default).

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