avfilter/showvolume : add persistent max display

[ffmpeg] / doc / general.texi

diff --git a/doc/general.texi b/doc/general.texi
index c5d46d340471454059d19dc584b191b3873447f1..2583006b147819ef47095a5ae45aed11243b27ba 100644 (file)
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -17,6 +17,14 @@ for more formats. None of them are used by default, their use has to be
 explicitly requested by passing the appropriate flags to
 @command{./configure}.
 
+@section Alliance for Open Media libaom
+
+FFmpeg can make use of the libaom library for AV1 decoding.
+
+Go to @url{http://aomedia.org/} and follow the instructions for
+installing the library. Then pass @code{--enable-libaom} to configure to
+enable it.
+
 @section OpenJPEG
 
 FFmpeg can use the OpenJPEG libraries for encoding/decoding J2K videos.  Go to
@@ -551,7 +559,7 @@ library:
 @item SAP                       @tab X @tab X
 @item SBG                       @tab   @tab X
 @item SDP                       @tab   @tab X
-@item Sega FILM/CPK             @tab   @tab X
+@item Sega FILM/CPK             @tab X @tab X
     @tab Used in many Sega Saturn console games.
 @item Silicon Graphics Movie    @tab   @tab X
 @item Sierra SOL                @tab   @tab X
@@ -719,6 +727,8 @@ following image formats are supported:
 @item Autodesk Animator Flic video  @tab     @tab  X
 @item Autodesk RLE           @tab     @tab  X
     @tab fourcc: AASC
+@item AV1                    @tab     @tab  E
+    @tab Supported through external library libaom
 @item Avid 1:1 10-bit RGB Packer  @tab  X  @tab  X
     @tab fourcc: AVrp
 @item AVS (Audio Video Standard) video  @tab     @tab  X