[FFmpeg-devel] [PATCH] avfilter: add ANSNR filter

[Betty Wu]

A new filter ANSNR is added. Makefile is changed.
Run like 'ffmpeg -i input1 -i input2 -lavfi ansnr -f null -'.
The implementation is for further constructing vmaf filter since ANSNR is one of individual tools used in vmaf.

Signed-off-by: Betty Wu <lumosomul at gmail.com>
---
 libavfilter/Makefile     | 1 +
 libavfilter/allfilters.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index 9c15ed62d2..5416e0f34f 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -123,6 +123,7 @@ OBJS-$(CONFIG_ANULLSINK_FILTER)              += asink_anullsink.o
 # video filters
 OBJS-$(CONFIG_ALPHAEXTRACT_FILTER)           += vf_extractplanes.o
 OBJS-$(CONFIG_ALPHAMERGE_FILTER)             += vf_alphamerge.o
+OBJS-$(CONFIG_ANSNR_FILTER)                  += vf_ansnr.o dualinput.o framesync.o
 OBJS-$(CONFIG_ASS_FILTER)                    += vf_subtitles.o
 OBJS-$(CONFIG_ATADENOISE_FILTER)             += vf_atadenoise.o
 OBJS-$(CONFIG_AVGBLUR_FILTER)                += vf_avgblur.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 64b634e8f3..fbd9ec026e 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -134,6 +134,7 @@ static void register_all(void)
 
     REGISTER_FILTER(ALPHAEXTRACT,   alphaextract,   vf);
     REGISTER_FILTER(ALPHAMERGE,     alphamerge,     vf);
+    REGISTER_FILTER(ANSNR,          ansnr,          vf);
     REGISTER_FILTER(ASS,            ass,            vf);
     REGISTER_FILTER(ATADENOISE,     atadenoise,     vf);
     REGISTER_FILTER(AVGBLUR,        avgblur,        vf);
-- 
2.12.1