shithub: libvpx

Download patch

ref: 9a1d73d036d06ef4332ec6d0ff18f771843cd22d
parent: d27ae620bce34ebb4a78502ad7b10d14f491b216
author: Yaowu Xu <yaowu@google.com>
date: Fri Jan 11 10:53:32 EST 2013 

Add loop filtering for UV plane

On block boundary within a MB when 8x8 block boundary only is filtered
for Y.

Change-Id: Ie1c804c877d199e78e2fecd8c2d3f1e114ce9ec1


--- a/vp9/common/vp9_loopfilter_filters.c
+++ b/vp9/common/vp9_loopfilter_filters.c
@@ -439,6 +439,14 @@
                              struct loop_filter_info *lfi) {
   vp9_mbloop_filter_horizontal_edge_c(
     y_ptr + 8 * y_stride, y_stride, lfi->blim, lfi->lim, lfi->hev_thr, 2);
+
+  if (u_ptr)
+    vp9_loop_filter_horizontal_edge_c(u_ptr + 4 * uv_stride, uv_stride,
+                                      lfi->blim, lfi->lim, lfi->hev_thr, 1);
+
+  if (v_ptr)
+    vp9_loop_filter_horizontal_edge_c(v_ptr + 4 * uv_stride, uv_stride,
+                                      lfi->blim, lfi->lim, lfi->hev_thr, 1);
 }
 
 void vp9_loop_filter_bhs_c(uint8_t *y_ptr, int y_stride,
@@ -456,6 +464,14 @@
                              struct loop_filter_info *lfi) {
   vp9_mbloop_filter_vertical_edge_c(
     y_ptr + 8, y_stride, lfi->blim, lfi->lim, lfi->hev_thr, 2);
+
+  if (u_ptr)
+    vp9_loop_filter_vertical_edge_c(u_ptr + 4, uv_stride,
+                                    lfi->blim, lfi->lim, lfi->hev_thr, 1);
+
+  if (v_ptr)
+    vp9_loop_filter_vertical_edge_c(v_ptr + 4, uv_stride,
+                                    lfi->blim, lfi->lim, lfi->hev_thr, 1);
 }
 
 void vp9_loop_filter_bvs_c(uint8_t *y_ptr, int y_stride,
--- a/vp9/common/x86/vp9_loopfilter_x86.c
+++ b/vp9/common/x86/vp9_loopfilter_x86.c
@@ -609,6 +609,11 @@
                              struct loop_filter_info *lfi) {
   vp9_mbloop_filter_horizontal_edge_sse2(
     y_ptr + 8 * y_stride, y_stride, lfi->blim, lfi->lim, lfi->hev_thr);
+
+  if (u_ptr)
+    vp9_loop_filter_horizontal_edge_uv_sse2(u_ptr + 4 * uv_stride, uv_stride,
+                                            lfi->blim, lfi->lim, lfi->hev_thr,
+                                            v_ptr + 4 * uv_stride);
 }
 
 /* Vertical MB Filtering */
@@ -629,6 +634,11 @@
                              struct loop_filter_info *lfi) {
   vp9_mbloop_filter_vertical_edge_sse2(
     y_ptr + 8, y_stride, lfi->blim, lfi->lim, lfi->hev_thr);
+
+  if (u_ptr)
+    vp9_loop_filter_vertical_edge_uv_sse2(u_ptr + 4, uv_stride,
+                                          lfi->blim, lfi->lim, lfi->hev_thr,
+                                          v_ptr + 4);
 }
 
 /* Horizontal B Filtering */