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Consistently prefer @var{VAR} over ``VAR'' for indicating filter

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parameters.

Originally committed as revision 22958 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini
2010-04-24 10:14:05 +00:00
parent 6204402409
commit 931b832add
1 changed files with 11 additions and 11 deletions
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22
doc/libavfilter.texi
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@@ -110,18 +110,18 @@ Below is a description of the currently available video filters.
@section crop
Crop the input video to x:y:width:height.
Crop the input video to @var{x}:@var{y}:@var{width}:@var{height}.
@example
./ffmpeg -i in.avi -vfilters "crop=0:0:0:240" out.avi
@end example
``x'' and ``y'' specify the position of the top-left corner of the
@var{x} and @var{y} specify the position of the top-left corner of the
output (non-cropped) area.
The default value of ``x'' and ``y'' is 0.
The default value of @var{x} and @var{y} is 0.
The ``width'' and ``height'' parameters specify the width and height
The @var{width} and @var{height} parameters specify the width and height
of the output (non-cropped) area.
A value of 0 is interpreted as the maximum possible size contained in
@@ -137,7 +137,7 @@ will delimit the rectangle with the top-left corner placed at position
100:100 and the right-bottom corner corresponding to the right-bottom
corner of the input image.
The default value of ``width'' and ``height'' is 0.
The default value of @var{width} and @var{height} is 0.
@section format
@@ -179,7 +179,7 @@ Pass the source unchanged to the output.
@section scale
Scale the input video to width:height and/or convert the image format.
Scale the input video to @var{width}:@var{height} and/or convert the image format.
For example the command:
@@ -193,14 +193,14 @@ If the input image format is different from the format requested by
the next filter, the scale filter will convert the input to the
requested format.
If the value for ``width'' or ``height'' is 0, the respective input
If the value for @var{width} or @var{height} is 0, the respective input
size is used for the output.
If the value for ``width'' or ``height'' is -1, the scale filter will
If the value for @var{width} or @var{height} is -1, the scale filter will
use, for the respective output size, a value that maintains the aspect
ratio of the input image.
The default value of ``width'' and ``height'' is 0.
The default value of @var{width} and @var{height} is 0.
@section slicify
@@ -288,10 +288,10 @@ Null video source, never return images. It is mainly useful as a
template and to be employed in analysis / debugging tools.
It accepts as optional parameter a string of the form
``width:height'', where ``width'' and ``height'' specify the size of
@var{width}:@var{height}, where @var{width} and @var{height} specify the size of
the configured source.
The default values of ``width'' and ``height'' are respectively 352
The default values of @var{width} and @var{height} are respectively 352
and 288 (corresponding to the CIF size format).
@chapter Available video sinks