From: Yunqing Wang <yunqingwang@google.com>
Date: Wed, 30 Jun 2010 13:42:39 +0000 (-0400)
Subject: Add loopfilter initialization fix in multithreading code
X-Git-Tag: 1.0_branch~993^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=29d586b462f2c37bd468dd51cf32ef5982777056;p=profile%2Fivi%2Flibvpx.git

Add loopfilter initialization fix in multithreading code

Modified loopfilter initialization to avoid unnecessary operations.

Change-Id: I9fd1a5a49edc1cb8116c2a72a6908b1e437459ec
---

diff --git a/vp8/common/onyxc_int.h b/vp8/common/onyxc_int.h
index 4d5d987..33a5433 100644
--- a/vp8/common/onyxc_int.h
+++ b/vp8/common/onyxc_int.h
@@ -201,6 +201,7 @@ typedef struct VP8Common
 
 void vp8_adjust_mb_lf_value(MACROBLOCKD *mbd, int *filter_level);
 void vp8_init_loop_filter(VP8_COMMON *cm);
+void vp8_frame_init_loop_filter(loop_filter_info *lfi, int frame_type);
 extern void vp8_loop_filter_frame(VP8_COMMON *cm,    MACROBLOCKD *mbd,  int filt_val);
 
 #endif
diff --git a/vp8/decoder/threading.c b/vp8/decoder/threading.c
index 38d6042..18c8da0 100644
--- a/vp8/decoder/threading.c
+++ b/vp8/decoder/threading.c
@@ -281,11 +281,11 @@ THREAD_FUNCTION vp8_thread_loop_filter(void *p_data)
 
                 YV12_BUFFER_CONFIG *post = &cm->new_frame;
                 loop_filter_info *lfi = cm->lf_info;
+                int frame_type = cm->frame_type;
 
                 int mb_row;
                 int mb_col;
 
-
                 int baseline_filter_level[MAX_MB_SEGMENTS];
                 int filter_level;
                 int alt_flt_enabled = mbd->segmentation_enabled;
@@ -319,7 +319,10 @@ THREAD_FUNCTION vp8_thread_loop_filter(void *p_data)
                 }
 
                 // Initialize the loop filter for this frame.
-                vp8_init_loop_filter(cm);
+                if ((cm->last_filter_type != cm->filter_type) || (cm->last_sharpness_level != cm->sharpness_level))
+                    vp8_init_loop_filter(cm);
+                else if (frame_type != cm->last_frame_type)
+                    vp8_frame_init_loop_filter(lfi, frame_type);
 
                 // Set up the buffer pointers
                 y_ptr = post->y_buffer;