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

Submitted by Jun Zhao on Nov. 3, 2018, 2:52 a.m.


Message ID 1541213532-23882-8-git-send-email-mypopydev@gmail.com
State New
Headers show

Commit Message

Jun Zhao Nov. 3, 2018, 2:52 a.m.
Add sliding_window docs for hevc_vaapi encoder.

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

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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.
+@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).