commit 7167d952137f7b3c76a2c0bfdd64016950f27aa8
author Hui Su <huisu@google.com> Thu Feb 01 16:33:12 2018 -0800
committer Hui Su <huisu@google.com> Fri Feb 02 18:19:31 2018 +0000
tree 242dd3b5f0d3ad321d266bcde75f1b898f0e1f98
parent e5d166efb50df622545512a95a933ef984b470f3

Reduce memory usage of inter_tx_size[] in MB_MODE_INFO

Reduce the length of inter_tx_size[] from 1024 to 16.

On a cif test sequence,
encoder memory consumption decreases by 18% (380MB -> 312MB);
decoder memory consumption decreases by 56% (21.4MB -> 9.4MB).

Change-Id: I42928eb9312748f96f4393c8d8040791f38f98b6

av1/encoder/block.h

diff --git a/av1/encoder/block.h b/av1/encoder/block.h
index a3e8616..3751c19 100644
--- a/av1/encoder/block.h
+++ b/av1/encoder/block.h
@@ -113,7 +113,7 @@
   TX_TYPE tx_type;
   TX_SIZE tx_size;
   TX_SIZE min_tx_size;
-  TX_SIZE inter_tx_size[MAX_MIB_SIZE][MAX_MIB_SIZE];
+  TX_SIZE inter_tx_size[INTER_TX_SIZE_BUF_LEN];
   uint8_t blk_skip[MAX_MIB_SIZE * MAX_MIB_SIZE * 8];
 #if CONFIG_TXK_SEL
   TX_TYPE txk_type[MAX_SB_SQUARE / (TX_SIZE_W_MIN * TX_SIZE_H_MIN)];