[FFmpeg-cvslog] r23461 - trunk/libavutil/base64.h

[Reimar Döffinger]

On Fri, Jun 04, 2010 at 03:15:07AM +0200, hyc wrote:
> Author: hyc
> Date: Fri Jun  4 03:15:07 2010
> New Revision: 23461
> 
> Log:
> Add AV_BASE64_SIZE() macro
> 
> Modified:
>    trunk/libavutil/base64.h
> 
> Modified: trunk/libavutil/base64.h
> ==============================================================================
> --- trunk/libavutil/base64.h	Fri Jun  4 01:53:10 2010	(r23460)
> +++ trunk/libavutil/base64.h	Fri Jun  4 03:15:07 2010	(r23461)
> @@ -46,4 +46,9 @@ int av_base64_decode(uint8_t *out, const
>   */
>  char *av_base64_encode(char *out, int out_size, const uint8_t *in, int in_size);
>  
> +/**
> + * Calculate the output size needed to base64-encode x bytes.
> + */
> +#define AV_BASE64_SIZE(x)  (((x)+2) / 3 * 4 + 1)

I'd like to point out that I consider this a perfect example of pointless use of a macro.
Or am I missing any advantage this has over a static inline function?