[Mesa-dev] [PATCH 1/4] vl: add a median filter for noise reduction

Andy Furniss andyqos at ukfsn.org
Sun Feb 12 16:55:19 PST 2012

Christian König wrote:
> This is a shader based median filter, generally
> used for noise reduction, it could still need some
> improvements, but should usually work out of the box.

Hi Christian.

I haven't really tested these properly yet, but did find a small issue 
with low strength denoise and mplayer.

-vo vdpau:denoise=0.1

vl/vl_median_filter.c:252:vl_median_filter_init: Assertion `size > 0 && 
size < 20' failed.

0.2 and 0.3

tgsi/tgsi_ureg.c:891:ureg_emit_dst: Assertion `dst.File != 

0.4 and above are OK.

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