doc: fix various typos and grammar errors

[ffmpeg] / doc / demuxers.texi

diff --git a/doc/demuxers.texi b/doc/demuxers.texi
index 69890c84104ffcad9cc0689eb89846de8f234f86..87f78f3dae7aba4a21f905d555835cb23b712a1e 100644 (file)
--- a/doc/demuxers.texi
+++ b/doc/demuxers.texi
@@ -72,7 +72,7 @@ Do not try to resynchronize by looking for a certain optional start code.
 Virtual concatenation script demuxer.
 
 This demuxer reads a list of files and other directives from a text file and
-demuxes them one after the other, as if all their packet had been muxed
+demuxes them one after the other, as if all their packets had been muxed
 together.
 
 The timestamps in the files are adjusted so that the first file starts at 0
@@ -107,7 +107,7 @@ Identify the script type and version. It also sets the @option{safe} option
 to 1 if it was -1.
 
 To make FFmpeg recognize the format automatically, this directive must
-appears exactly as is (no extra space or byte-order-mark) on the very first
+appear exactly as is (no extra space or byte-order-mark) on the very first
 line of the script.
 
 @item @code{duration @var{dur}}