libavfilter/af_channelmap: avoid derreferencing possible null

[ffmpeg] / doc / general.texi

diff --git a/doc/general.texi b/doc/general.texi
index 9ce0b3120d9cc3e44ad40fb57cf6bb221e7dd28a..2252f7b83f002cef43596988126ee34d1f78b3c3 100644 (file)
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -130,7 +130,7 @@ Go to @url{http://x265.org/developers.html} and follow the instructions
 for installing the library. Then pass @code{--enable-libx265} to configure
 to enable it.
 
-@float note
+@float NOTE
 x265 is under the GNU Public License Version 2 or later
 (see @url{http://www.gnu.org/licenses/old-licenses/gpl-2.0.html} for
 details), you must upgrade FFmpeg's license to GPL in order to use it.
@@ -454,6 +454,7 @@ library:
 @item Sony Wave64 (W64)         @tab X @tab X
 @item SoX native format         @tab X @tab X
 @item SUN AU format             @tab X @tab X
+@item SUP raw PGS subtitles     @tab   @tab X
 @item Text files                @tab   @tab X
 @item THP                       @tab   @tab X
     @tab Used on the Nintendo GameCube.