From 233d2fa0443197df12b4f7823d591dad964149b3 Mon Sep 17 00:00:00 2001 From: Arttu Ylä-Outinen Date: Tue, 25 Aug 2015 11:33:19 +0300 Subject: kvazaar: Add libkvazaar HEVC encoder MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Arttu Ylä-Outinen Signed-off-by: Luca Barbato --- doc/encoders.texi | 21 +++++++++++++++++++++ doc/general.texi | 10 +++++++++- 2 files changed, 30 insertions(+), 1 deletion(-) (limited to 'doc') diff --git a/doc/encoders.texi b/doc/encoders.texi index 779a469214..3b6f7df894 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -813,4 +813,25 @@ Setting a higher @option{bits_per_mb} limit will improve the speed. For the fastest encoding speed set the @option{qscale} parameter (4 is the recommended value) and do not set a size constraint. +@section libkvazaar + +Kvazaar H.265/HEVC encoder. + +Requires the presence of the libkvazaar headers and library during +configuration. You need to explicitly configure the build with +@option{--enable-libkvazaar}. + +@subsection Options + +@table @option + +@item b +Set target video bitrate in bit/s and enable rate control. + +@item kvazaar-params +Set kvazaar parameters as a list of @var{name}=@var{value} pairs separated +by commas (,). See kvazaar documentation for a list of options. + +@end table + @c man end VIDEO ENCODERS diff --git a/doc/general.texi b/doc/general.texi index 6e432691cc..bddc075488 100644 --- a/doc/general.texi +++ b/doc/general.texi @@ -131,6 +131,14 @@ x265 is under the GNU Public License Version 2 or later details), you must upgrade Libav's license to GPL in order to use it. @end float +@section kvazaar + +Libav can make use of the kvazaar library for HEVC encoding. + +Go to @url{https://github.com/ultravideo/kvazaar} and follow the +instructions for installing the library. Then pass +@code{--enable-libkvazaar} to configure to enable it. + @section libilbc iLBC is a narrowband speech codec that has been made freely available @@ -630,7 +638,7 @@ following image formats are supported: @item H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 @tab E @tab X @tab encoding supported through external library libx264 and OpenH264 @item HEVC @tab X @tab X - @tab encoding supported through the external library libx265 + @tab encoding supported through external library libx265 and libkvazaar @item HNM version 4 @tab @tab X @item HuffYUV @tab X @tab X @item HuffYUV FFmpeg variant @tab X @tab X -- cgit v1.2.3