[vlc-devel] [PATCH] blend: Handle alpha when blending in RGBA?buffers

[Steinar H. Gunderson]

On Thu, Jan 16, 2014 at 10:43:06PM +0800, Rémi Denis-Courmont wrote:
> Is this patch not preventing unrolling? If so, performance will be rather
> badly affected? (Yes, obviously this depends on the compiler)

Well, obviously you won't know without testing, but ifs in general don't
prevent unrolling. (Of course, the ideal case here is that the if is hoisted
out of the loop.)

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