On Thu, Aug 11, 2016 at 9:09 PM Paul B Mahol <one...@gmail.com> wrote:
> On 8/10/16, Davinder Singh <ds.mud...@gmail.com> wrote: > > On Mon, Jul 25, 2016 at 9:35 AM Davinder Singh <ds.mud...@gmail.com> > wrote: > > > >> https://github.com/dsmudhar/FFmpeg/commits/dev > >> > >> The Paper 2 algorithm is complete. It seems good. If I compare Paper 2 > >> (which uses bilateral motion estimation) v/s motion vectors exported by > >> mEstimate filter: > >> > >> $ tiny_psnr 60_source_2.yuv 60_mest-esa+obmc.yuv > >> stddev: 1.43 PSNR: 45.02 MAXDIFF: 174 bytes:476928000/474163200 > >> > >> $ tiny_psnr 60_source_2.yuv 60_paper2_aobmc+cls.yuv > >> stddev: 1.25 PSNR: 46.18 MAXDIFF: 187 bytes:476928000/474163200 > >> > >> Frame comparison: http://www.mediafire.com/?qe7sc4o0s4hgug5 > >> > >> Compared to simple OBMC which over-smooth edges, Objects clustering and > >> Adaptive OBMC makes the edges crisp but also introduce blocking > artifacts > >> where MVs are bad (with default search window = 7). But I think it’s > ESA’s > >> fault. The paper doesn’t specify which motion estimation method they > used; > >> I have been using ESA. I think quality can be further improved with > EPZS, > >> which I'm going to implement. > >> > >> I also tried to tweak VS-BMC (Variable size block motion compensation) > >> which reduced the blocking artifacts in VS-BMC area. Had to do > experiments > >> a lot, more to be done. > >> > >> mEstimate filter (ESA) + Simple OBMC: > >> http://www.mediafire.com/?3b8j1zj1lsuw979 > >> Paper 2 (full): http://www.mediafire.com/?npbw1iv6tmxwvyu > >> > >> > >> Regards, > >> DSM_ > >> > > > > > > > > implemented all other modern fast ME algorithms: > > https://github.com/dsmudhar/FFmpeg/blob/dev/libavfilter/vf_mestimate.c > > Could you please squash your commits and attach patches that add > vf_mestimate > and vf_minterpolate filters? > will send very soon. > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel