[PD] diff frame from previous frame with Gem

[IOhannes m zmoelnig]

On 2010-03-10 17:36, Hans-Christoph Steiner wrote:
> 
> Your patch is pretty simple, but it seems to be that the logic of this
> operation should be based off of the frame clock rather than a delay. 

[pix_delay] is a tap-delay (like z~), thus you give it the "samples"
(frames) to delay, rather than the time (e.g. [vd~])

fgmkasdr
IOhannes

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