[FFmpeg-devel] [RFC]Move param0/param1 documentation

[Stefano Sabatini]

On date Sunday 2013-09-29 20:36:57 +0200, Carl Eugen Hoyos encoded:
> HI!
> 
> Attached patch tries to "fix" ticket #3007.
> 
> Please comment, Carl Eugen

> diff --git a/doc/filters.texi b/doc/filters.texi
> index bd39495..aea0c72 100644
> --- a/doc/filters.texi
> +++ b/doc/filters.texi
> @@ -6707,6 +6707,11 @@ Please note that this is a different thing than specifying -1 for @option{w}
>  or @option{h}, you still need to specify the output resolution for this option
>  to work.
>  
> + at item param0, param1
> +Set scaling algorithm parameters. The specified values are specific of
> +some scaling algorithms and ignored by others. The specified values
> +are floating point number values.
> +
>  @end table
>  
>  The values of the @option{w} and @option{h} options are expressions
> diff --git a/doc/scaler.texi b/doc/scaler.texi
> index c33b6d9..c21c354 100644
> --- a/doc/scaler.texi
> +++ b/doc/scaler.texi
> @@ -89,11 +89,6 @@ Select source range.
>  @item dst_range
>  Select destination range.
>  
> - at item param0, param1
> -Set scaling algorithm parameters. The specified values are specific of
> -some scaling algorithms and ignored by others. The specified values
> -are floating point number values.
> -

This is not correct. param0 and param1 are supported by the scaler,
they are *not* supported by the scale filter.

If you want to add support for them in ffmpeg, I suppose you need at
first to extend the scale filter.
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