[FFmpeg-devel] [PATCH] doc/eval: fix/review the section about SI prefixes and usage

Michael Niedermayer michaelni at gmx.at
Thu Jan 24 00:04:20 CET 2013


On Wed, Jan 23, 2013 at 07:19:05PM +0100, Stefano Sabatini wrote:
> In particular, prefer "prefix" to "postfix" as in the tool manuals, and
> specify power of 2 and 10 explicitly.
> ---
>  doc/eval.texi |   46 +++++++++++++++++++++++-----------------------
>  1 file changed, 23 insertions(+), 23 deletions(-)
> 
> diff --git a/doc/eval.texi b/doc/eval.texi
> index ea7ea43..d96bcd0 100644
> --- a/doc/eval.texi
> +++ b/doc/eval.texi
> @@ -217,54 +217,54 @@ and define recognized constants, so that they are available for your
>  expressions.
>  
>  The evaluator also recognizes the International System number
> -postfixes. If 'i' is appended after the postfix, powers of 2 are used
> +prefixes. If 'i' is appended after the prefix, powers of 2 are used
>  instead of powers of 10. The 'B' postfix multiplies the value for 8,
>  and can be appended after another postfix or used alone. This allows
> -using for example 'KB', 'MiB', 'G' and 'B' as postfix.
> +using for example 'KB', 'MiB', 'G' and 'B' as number postfix.
>  
> -Follows the list of available International System postfixes, with
> +The list of available International System prefixes follows, with
>  indication of the corresponding powers of 10 and of 2.
>  @table @option
>  @item y
> --24 / -80
> +10^-24 / 2^-80

isnt there a proper way to do x²⁴ ?


otherwise LGTM, iam no englishman though ...

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Asymptotically faster algorithms should always be preferred if you have
asymptotical amounts of data
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