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authorMichael Niedermayer <michaelni@gmx.at>2007-09-05 01:49:14 +0000
committerMichael Niedermayer <michaelni@gmx.at>2007-09-05 01:49:14 +0000
commit2b48d8ba4affe1541b2d85fc0177abea5dbcaac1 (patch)
tree6ef9641c88e877ef613ec611b2fb5a38c6159c69 /libavcodec/snow.c
parentc08bbe6c577bc09788df9bfcbeed7320399f82d6 (diff)
downloadffmpeg-2b48d8ba4affe1541b2d85fc0177abea5dbcaac1.tar.gz
add a 8 taps filter for testing
Originally committed as revision 10394 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/snow.c')
-rw-r--r--libavcodec/snow.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/libavcodec/snow.c b/libavcodec/snow.c
index cbedbaeb94..275c5bfab3 100644
--- a/libavcodec/snow.c
+++ b/libavcodec/snow.c
@@ -2159,7 +2159,11 @@ START_TIMER
int a6= src[x + HTAPS/2+3];
int a7= src[x + HTAPS/2+4];
// int am= 9*(a1+a2) - (a0+a3);
+#if HTAPS==6
int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
+#else
+ int am= 21*(a2+a3) - 7*(a1+a4) + 3*(a0+a5) - (a_1+a6);
+#endif
// int am= 18*(a2+a3) - 2*(a1+a4);
// int aL= (-7*a0 + 105*a1 + 35*a2 - 5*a3)>>3;
// int aR= (-7*a3 + 105*a2 + 35*a1 - 5*a0)>>3;
@@ -2196,7 +2200,11 @@ START_TIMER
int a5= tmp[x + (HTAPS/2+2)*stride];
int a6= tmp[x + (HTAPS/2+3)*stride];
int a7= tmp[x + (HTAPS/2+4)*stride];
+#if HTAPS==6
int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
+#else
+ int am= 21*(a2+a3) - 7*(a1+a4) + 3*(a0+a5) - (a_1+a6);
+#endif
// int am= 18*(a2+a3) - 2*(a1+a4);
/* int aL= (-7*a0 + 105*a1 + 35*a2 - 5*a3)>>3;
int aR= (-7*a3 + 105*a2 + 35*a1 - 5*a0)>>3;*/