[x265] [PATCH] SAO_EO_2: sign asm code integration

[chen]

ctuHeight unalign path


At 2015-01-02 20:06:12,praveen at multicorewareinc.com wrote:
># HG changeset patch
># User Praveen Tiwari
># Date 1420200336 -19800
># Node ID 3de607b1444b0accf78a554ef2c1226b7cb13e5b
># Parent  1629b8b3c5961dd50f458d44a30ae7c90fd15898
>SAO_EO_2: sign asm code integration
>
>diff -r 1629b8b3c596 -r 3de607b1444b source/encoder/sao.cpp
>--- a/source/encoder/sao.cpp	Wed Dec 24 18:27:46 2014 +0530
>+++ b/source/encoder/sao.cpp	Fri Jan 02 17:35:36 2015 +0530
>@@ -358,8 +358,29 @@
>         if (!tpely)
>             rec += stride;
> 
>-        for (x = startX; x < endX; x++)
>-            upBuff1[x] = signOf(rec[x] - tmpU[x - 1]);
>+        if (!(ctuWidth & 15))
>+        {
>+            pixel firstPxl, lastPxl;
>+
>+            if (!lpelx)
>+                firstPxl = upBuff1[0];
>+
>+            if (rpelx == picWidth)
>+                lastPxl = upBuff1[ctuWidth - 1];
>+
>+            primitives.sign(upBuff1, rec, &tmpU[- 1], ctuWidth);
>+
>+            if (!lpelx)
>+                upBuff1[0] = firstPxl;
>+
>+            if (rpelx == picWidth)
>+                upBuff1[ctuWidth - 1] = lastPxl;
>+        }
>+        else
>+        {
>+            for (x = startX; x < endX; x++)
>+                upBuff1[x] = signOf(rec[x] - tmpU[x - 1]);
>+        }
> 
>         for (y = startY; y < endY; y++)
>         {
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