commit 10e1da9aaa4fe3a88dbd8bc1f606955e19a54d14
author Thomas Daede <tdaede@mozilla.com> Wed Apr 26 13:22:21 2017 -0700
committer Thomas Daede <tdaede@mozilla.com> Thu May 04 16:31:32 2017 +0000
tree 7043068c842606ebc4bdd0ed8abbf40876efcb49
parent 9fa0248786a8d731c15d631db8b6744c58ae96e9

Store pre_fc in AV1_COMMON rather than computing it on the spot.

Prep work for changing how frame contexts are signaled.

Change-Id: I0db8ec631fc2d616d16fabaf72eac5663ffe3630

av1/common/scan.c

diff --git a/av1/common/scan.c b/av1/common/scan.c
index 9ad6c0b..293acf6 100644
--- a/av1/common/scan.c
+++ b/av1/common/scan.c
@@ -6606,7 +6606,7 @@
 
 static void update_scan_prob(AV1_COMMON *cm, TX_SIZE tx_size, TX_TYPE tx_type,
                              int rate_16) {
-  FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx];
+  FRAME_CONTEXT *pre_fc = cm->pre_fc;
   uint32_t *prev_non_zero_prob = get_non_zero_prob(pre_fc, tx_size, tx_type);
   uint32_t *non_zero_prob = get_non_zero_prob(cm->fc, tx_size, tx_type);
   uint32_t *non_zero_count = get_non_zero_counts(&cm->counts, tx_size, tx_type);