avfilter/interlace: add complex vertical low-pass filter
authorThomas Mundt <tmundt75@gmail.com>
Thu, 20 Apr 2017 21:33:39 +0000 (23:33 +0200)
committerJames Almer <jamrial@gmail.com>
Tue, 2 May 2017 17:09:50 +0000 (14:09 -0300)
commit2da5bf4c2f4cb878bad794be2b76108afbbd899d
tree509008cb5a54e60151674017dae6c88bdcd9d6a7
parent20da4135020fdf66f6060bb14926befbcc42a7dd
avfilter/interlace: add complex vertical low-pass filter

This complex (-1 2 6 2 -1) filter slightly less reduces interlace 'twitter' but better retain detail and subjective sharpness impression compared to the linear (1 2 1) filter.

Signed-off-by: Thomas Mundt <tmundt75@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
doc/filters.texi
libavfilter/interlace.h
libavfilter/tinterlace.h
libavfilter/vf_interlace.c
libavfilter/vf_tinterlace.c
libavfilter/x86/vf_interlace.asm
libavfilter/x86/vf_interlace_init.c
libavfilter/x86/vf_tinterlace_init.c
tests/fate/filter-video.mak
tests/ref/fate/filter-interlace-complex [new file with mode: 0644]