[FFmpeg-devel] [PATCH 3/3] avfilter/vf_subtitles: Reorganized subtitles filter options.

[Gyan Doshi]

On 05-07-2020 06:35 pm, Manolis Stamatogiannakis wrote:
> Some options are common between subtitles/ass filters.
> Rather than mentioning for each option whether it is common or not,
> the options are now displayed in two separate tables.
>
> Signed-off-by: Manolis Stamatogiannakis <mstamat at gmail.com>
> ---
>   doc/filters.texi | 18 +++++++++++-------
>   1 file changed, 11 insertions(+), 7 deletions(-)
>
> diff --git a/doc/filters.texi b/doc/filters.texi
> index c962ac55b0..c4ca39cb6d 100644
> --- a/doc/filters.texi
> +++ b/doc/filters.texi
> @@ -6453,6 +6453,7 @@ This filter supports the following @ref{commands} that corresponds to option of
>   @item planes
>   @end table
>   
> + at anchor{ass}
>   @section ass
>   
>   Same as the @ref{subtitles} filter, except that it doesn't require libavcodec
> @@ -17929,15 +17930,12 @@ To enable compilation of this filter you need to configure FFmpeg with
>   libavformat to convert the passed subtitles file to ASS (Advanced Substation
>   Alpha) subtitles format.
>   
> -The filter accepts the following options:
> +Common @ref{subtitles}/@ref{ass} filter options:
>   
>   @table @option
>   @item filename, f
>   Set the filename of the subtitle file to read. It must be specified.
>   
> - at item shift
> -Shift subtitles timings by the specified amount.
> -
>   @item original_size
>   Specify the size of the original video, the video for which the ASS file
>   was composed. For the syntax of this option, check the
> @@ -17952,12 +17950,18 @@ These fonts will be used in addition to whatever the font provider uses.
>   @item alpha
>   Process alpha channel, by default alpha channel is untouched.
>   
> + at item shift
> +Shift subtitles timings by the specified amount.
> + at end table
> +
> +Additional options for @ref{subtitles} filter:
> +
> + at table @option
>   @item charenc
> -Set subtitles input character encoding. @code{subtitles} filter only. Only
> -useful if not UTF-8.
> +Set subtitles input character encoding. Only useful if not UTF-8.
>   
>   @item stream_index, si
> -Set subtitles stream index. @code{subtitles} filter only.
> +Set subtitles stream index.

Break this off into a standalone without the shift option entry.
Then merge the doc shift entry with the code patches.

Regards,
Gyan