[mythtv] port of denoise3d to MythTV

Isaac Richards ijr at po.cwru.edu
Mon Oct 13 18:24:13 EDT 2003

On Saturday 11 October 2003 08:51 am, Andrew Mahone wrote:
> My port of mplayer's denoise3d filter to MythTV is done, and works great,
> although it uses a fair amount of CPU.  As I added a directory, it was
> easier to just tar everything added or changed.  The bzipped tarball is at:
> http://chshrcat.homelinux.net/~chshrcat/public/mythtv-denoise3d.tar.bz2
> It works with my previous patch, the options accepted are the same as for
> the mplayer vesion of the filter, accepting an option string of
> <l>:<c>:<t>, with float value for the luma, chroma, and temporal filter
> strengths.  If the options patch is not used, or no options are passed, the
> default 4:3:6 is used.  Higher settings will cause more blurring and
> ghosting, the defaults generally do a good job of reducing noise without
> introducing too many visible artefacts.
> I could use a little help optimizing, this is the first I've worked in C in
> a while, and I've never dealt with SIMD...  comments from anyone who'd care
> to take a look are welcome.

Just applied this, changed a line or two to make it not crash if the video 
size changes.


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