[FFmpeg-cvslog] r17345 - trunk/libavcodec/xvmc.h

[Diego Biurrun]

On Sun, Feb 15, 2009 at 09:13:00PM +0100, iive wrote:
> 
> Log:
> Describe all fields in xvmc struct.
> 
> --- trunk/libavcodec/xvmc.h	Sun Feb 15 20:10:16 2009	(r17344)
> +++ trunk/libavcodec/xvmc.h	Sun Feb 15 21:13:00 2009	(r17345)
> @@ -38,28 +38,92 @@ struct xvmc_pix_fmt {
> +    /** The field contains special constant value.
> +        It is used as test whenever the application knows the calling API,
> +        and that there is no corruption caused by pixel routines.

I keep scratching my head when I read this.  How is the calling API
related to this?

> +    /** Pointer to the block array allocated by XvMCCreateBlocks()
> +        it contins differential pixel data (in MoCo mode)
> +        or coefficients for IDCT.
> +
> +    /** In MoCo mode it indicates that Intra MB are assumed to be in unsigned format
> +        Same as XVMC_INTRA_UNSIGNED flag.

I assume MoCo mode is motion compensation mode.  Is there a special reason
not to simply call it motion compensation?

> +    /** Pointer to the Surface allocated by XvMCCreateSurface().

Is "Surface" capitalized on purpose?

Diego