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doc/outdevs: extend documentation for caca -list* options

tags/n1.0
Stefano Sabatini 13 years ago
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2fd880449a
1 changed files with 23 additions and 2 deletions
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      doc/outdevs.texi

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@@ -57,32 +57,53 @@ Set display driver.
Set dithering algorithm. Dithering is necessary
because the picture being rendered has usually far more colours than
the available palette.
The accepted values are listed with @code{-list_dither algorithms}.

@item antialias
Set antialias method. Antialiasing smoothens the rendered
image and avoids the commonly seen staircase effect.
The accepted values are listed with @code{-list_dither antialiases}.

@item charset
Set which characters are going to be used when rendering text.
The accepted values are listed with @code{-list_dither charsets}.

@item colors
Set colors to be used when rendering text.
The accepted values are listed with @code{-list_dither colors}.

@item list_drivers
List available drivers.
If set to @option{true}, print a list of available drivers and exit.

@item list_dither
List available dither options.
List available dither options related to the argument.
The argument must be one of @code{algorithms}, @code{antialiases},
@code{charsets}, @code{colors}.
@end table

@subsection Examples

@itemize
@item
The following command shows the @command{ffmpeg} output is an
CACA window, forcing its size to 80x25:
@example
ffmpeg -i INPUT -vcodec rawvideo -pix_fmt rgb24 -window_size 80x25 -f caca -
@end example

@item
Show the list of available drivers and exit:
@example
ffmpeg -i INPUT -pix_fmt rgb24 -f caca -list_drivers true -
@end example

@item
Show the list of available dither colors and exit:
@example
ffmpeg -i INPUT -pix_fmt rgb24 -f caca -list_dither colors -
@end example
@end itemize

@section oss

OSS (Open Sound System) output device.


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