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-rw-r--r--vp9/encoder/vp9_rdopt.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/vp9/encoder/vp9_rdopt.c b/vp9/encoder/vp9_rdopt.c
index 42cdd1cda..79bd4277e 100644
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -3171,6 +3171,11 @@ static void rd_variance_adjustment(VP9_COMP *cpi, MACROBLOCK *x,
double noise_factor =
(double)cpi->twopass.gf_group.group_noise_energy / SECTION_NOISE_DEF;
low_var_thresh = (unsigned int)(low_var_thresh * noise_factor);
+
+ if (ref_frame == INTRA_FRAME) {
+ low_var_thresh *= 2;
+ if (this_mode == DC_PRED) low_var_thresh *= 5;
+ }
}
} else {
low_var_thresh = LOW_VAR_THRESH / 2;