commit 85fea9090354d6cc6996e4d9b05c99951217448f
author Cheng Chen <chengchen@google.com> Thu May 17 18:58:20 2018 -0700
committer Cheng Chen <chengchen@google.com> Tue May 22 21:07:03 2018 +0000
tree e09f6fa5867de516c95825ccfcf3030ddba76133
parent cc6a6ef0ed85e960d0a92bb6998f95879ca805e3

Use dual functions for loop filter

Use dual SIMD functions for loop filtering, including
luma 13-tap, 7-tap, 4-tap for vertical and horizontal direction

Chroma 5-tap do not have dual SIMD function yet.

Change-Id: I3afdaab240613baffcd8c19d824bfb048ed64d8f

aom_dsp/loopfilter.c

diff --git a/aom_dsp/loopfilter.c b/aom_dsp/loopfilter.c
index 4901e73..5b98f699 100644
--- a/aom_dsp/loopfilter.c
+++ b/aom_dsp/loopfilter.c
@@ -383,9 +383,12 @@
   mb_lpf_horizontal_edge_w(s, p, blimit, limit, thresh, 1);
 }
 
-void aom_lpf_horizontal_14_dual_c(uint8_t *s, int p, const uint8_t *blimit,
-                                  const uint8_t *limit, const uint8_t *thresh) {
-  mb_lpf_horizontal_edge_w(s, p, blimit, limit, thresh, 2);
+void aom_lpf_horizontal_14_dual_c(uint8_t *s, int p, const uint8_t *blimit0,
+                                  const uint8_t *limit0, const uint8_t *thresh0,
+                                  const uint8_t *blimit1, const uint8_t *limit1,
+                                  const uint8_t *thresh1) {
+  mb_lpf_horizontal_edge_w(s, p, blimit0, limit0, thresh0, 1);
+  mb_lpf_horizontal_edge_w(s + 4, p, blimit1, limit1, thresh1, 1);
 }
 
 static void mb_lpf_vertical_edge_w(uint8_t *s, int p, const uint8_t *blimit,
@@ -414,9 +417,12 @@
   mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 4);
 }
 
-void aom_lpf_vertical_14_dual_c(uint8_t *s, int p, const uint8_t *blimit,
-                                const uint8_t *limit, const uint8_t *thresh) {
-  mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 8);
+void aom_lpf_vertical_14_dual_c(uint8_t *s, int pitch, const uint8_t *blimit0,
+                                const uint8_t *limit0, const uint8_t *thresh0,
+                                const uint8_t *blimit1, const uint8_t *limit1,
+                                const uint8_t *thresh1) {
+  mb_lpf_vertical_edge_w(s, pitch, blimit0, limit0, thresh0, 4);
+  mb_lpf_vertical_edge_w(s + 4 * pitch, pitch, blimit1, limit1, thresh1, 4);
 }
 
 // Should we apply any filter at all: 11111111 yes, 00000000 no ?
@@ -831,11 +837,12 @@
   highbd_mb_lpf_horizontal_edge_w(s, p, blimit, limit, thresh, 1, bd);
 }
 
-void aom_highbd_lpf_horizontal_14_dual_c(uint16_t *s, int p,
-                                         const uint8_t *blimit,
-                                         const uint8_t *limit,
-                                         const uint8_t *thresh, int bd) {
-  highbd_mb_lpf_horizontal_edge_w(s, p, blimit, limit, thresh, 2, bd);
+void aom_highbd_lpf_horizontal_14_dual_c(
+    uint16_t *s, int p, const uint8_t *blimit0, const uint8_t *limit0,
+    const uint8_t *thresh0, const uint8_t *blimit1, const uint8_t *limit1,
+    const uint8_t *thresh1, int bd) {
+  highbd_mb_lpf_horizontal_edge_w(s, p, blimit0, limit0, thresh0, 1, bd);
+  highbd_mb_lpf_horizontal_edge_w(s + 4, p, blimit1, limit1, thresh1, 1, bd);
 }
 
 static void highbd_mb_lpf_vertical_edge_w(uint16_t *s, int p,
@@ -874,9 +881,11 @@
   highbd_mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 4, bd);
 }
 
-void aom_highbd_lpf_vertical_14_dual_c(uint16_t *s, int p,
-                                       const uint8_t *blimit,
-                                       const uint8_t *limit,
-                                       const uint8_t *thresh, int bd) {
-  highbd_mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 8, bd);
+void aom_highbd_lpf_vertical_14_dual_c(
+    uint16_t *s, int pitch, const uint8_t *blimit0, const uint8_t *limit0,
+    const uint8_t *thresh0, const uint8_t *blimit1, const uint8_t *limit1,
+    const uint8_t *thresh1, int bd) {
+  highbd_mb_lpf_vertical_edge_w(s, pitch, blimit0, limit0, thresh0, 4, bd);
+  highbd_mb_lpf_vertical_edge_w(s + 4 * pitch, pitch, blimit1, limit1, thresh1,
+                                4, bd);
 }