[FFmpeg-cvslog] doc/muxers: correct description of hls_enc_key and hls_enc_iv

[Steven Liu]

ffmpeg | branch: master | Steven Liu <lq at chinaffmpeg.org> | Wed Dec  9 13:39:22 2020 +0800| [e6e341b2f04eb75a15f4839f3970544e67b19159] | committer: liuqi05

doc/muxers: correct description of hls_enc_key and hls_enc_iv

because hls_enc_key and hls_enc_iv get 16byte char
for example:
-hls_enc_key 0123456789abcdef -hls_enc_iv abcdefghijklmnop

Reviewed-by: Gyan Doshi <ffmpeg at gyani.pro>
Signed-off-by: Steven Liu <liuqi05 at kuaishou.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e6e341b2f04eb75a15f4839f3970544e67b19159
---

 doc/muxers.texi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/muxers.texi b/doc/muxers.texi
index 179b923951..8e12acaa28 100644
--- a/doc/muxers.texi
+++ b/doc/muxers.texi
@@ -831,7 +831,7 @@ When enabled every segment generated is encrypted and the encryption key
 is saved as @var{playlist name}.key.
 
 @item -hls_enc_key @var{key}
-Hex-coded 16byte key to encrypt the segments, by default it
+16-octet key to encrypt the segments, by default it
 is randomly generated.
 
 @item -hls_enc_key_url @var{keyurl}
@@ -839,7 +839,7 @@ If set, @var{keyurl} is prepended instead of @var{baseurl} to the key filename
 in the playlist.
 
 @item -hls_enc_iv @var{iv}
-Hex-coded 16byte initialization vector for every segment instead
+16-octet initialization vector for every segment instead
 of the autogenerated ones.
 
 @item hls_segment_type @var{flags}