Commit f7d1ff49 authored by Debargha Mukherjee's avatar Debargha Mukherjee

Don't use extra lines for r=2 guided filter

Changes the CONFIG_FAST_SGR=1 strategy to not use any
subsampling for the r=1 filter, but for the r=2 filter
sub-sample vertically but combine only by filtering
horizontally in the last stage for odd rows.

Coding efficiency loss sems quite minimal.

Change-Id: I5644ac400b387c37a2d278db7f6ad3ac0a6b5e93
parent 23b54841
This diff is collapsed.
......@@ -353,7 +353,7 @@ static void sgr_filter_block(const sgr_params_type *params, const uint8_t *dat8,
int width, int height, int dat_stride,
int use_highbd, int bit_depth, int32_t *flt1,
int32_t *flt2, int flt_stride) {
#if CONFIG_FAST_SGR == 2
#if CONFIG_FAST_SGR
av1_selfguided_restoration_c(dat8, width, height, dat_stride, flt1, flt2,
flt_stride, params, bit_depth, use_highbd);
#else
......
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