doc/muxers: apply various minor fixes to segment documentation

doc/muxers.texi

@@ -597,7 +597,7 @@ Set the reference stream, as specified by the string @var{specifier}.
 If @var{specifier} is set to @code{auto}, the reference is choosen
 automatically. Otherwise it must be a stream specifier (see the ``Stream
 specifiers'' chapter in the ffmpeg manual) which specifies the
-reference stream. The default value is ``auto''.
+reference stream. The default value is @code{auto}.
 
 @item segment_format @var{format}
 Override the inner container format, by default it is guessed by the filename
@@ -611,7 +611,7 @@ listfile is generated.
 Set flags affecting the segment list generation.
 
 It currently supports the following flags:
-@table @var
+@table @samp
 @item cache
 Allow caching (only affects M3U8 list files).
 
@@ -619,18 +619,18 @@ Allow caching (only affects M3U8 list files).
 Allow live-friendly file generation.
 @end table
 
-Default value is @code{cache}.
+Default value is @code{samp}.
 
 @item segment_list_size @var{size}
 Update the list file so that it contains at most the last @var{size}
 segments. If 0 the list file will contain all the segments. Default
 value is 0.
 
-@item segment_list type @var{type}
+@item segment_list_type @var{type}
 Specify the format for the segment list file.
 
 The following values are recognized:
-@table @option
+@table @samp
 @item flat
 Generate a flat list for the created segments, one segment per line.
 
@@ -651,7 +651,7 @@ the segment start and end time expressed in seconds.
 A list file with the suffix @code{".csv"} or @code{".ext"} will
 auto-select this format.
 
-@code{ext} is deprecated in favor or @code{csv}.
+@samp{ext} is deprecated in favor or @samp{csv}.
 
 @item ffconcat
 Generate an ffconcat file for the created segments. The resulting file
@@ -745,9 +745,9 @@ ffmpeg -i in.mkv -codec copy -map 0 -f segment -segment_list out.csv -segment_ti
 @end example
 
 @item
-As the example above, but use the @code{ffmpeg} @var{force_key_frames}
+As the example above, but use the @command{ffmpeg} @option{force_key_frames}
 option to force key frames in the input at the specified location, together
-with the segment option @var{segment_time_delta} to account for
+with the segment option @option{segment_time_delta} to account for
 possible roundings operated when setting key frame times.
 @example
 ffmpeg -i in.mkv -force_key_frames 1,2,3,5,8,13,21 -codec:v mpeg4 -codec:a pcm_s16le -map 0 \
@@ -758,7 +758,7 @@ required.
 
 @item
 Segment the input file by splitting the input file according to the
-frame numbers sequence specified with the @var{segment_frames} option:
+frame numbers sequence specified with the @option{segment_frames} option:
 @example
 ffmpeg -i in.mkv -codec copy -map 0 -f segment -segment_list out.csv -segment_frames 100,200,300,500,800 out%03d.nut
 @end example