Add MSA optimized ARGB/ABGR/BGRA/RGBA To Y/UV row functions

source/convert_from_argb.cc

Index: source/convert_from_argb.cc
diff --git a/source/convert_from_argb.cc b/source/convert_from_argb.cc
index e45bb230fe7e3df3c3fefca500a68e530bebbe8b..23ae66b256f77617b05ec120cc5a61650880d224 100644
--- a/source/convert_from_argb.cc
+++ b/source/convert_from_argb.cc
@@ -1352,6 +1352,22 @@ int ARGBToJ420(const uint8* src_argb,
     }
   }
 #endif
+#if defined(HAS_ARGBTOYJROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    ARGBToYJRow = ARGBToYJRow_Any_MSA;
+    if (IS_ALIGNED(width, 16)) {
+      ARGBToYJRow = ARGBToYJRow_MSA;
+    }
+  }
+#endif
+#if defined(HAS_ARGBTOUVJROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    ARGBToUVJRow = ARGBToUVJRow_Any_MSA;
+    if (IS_ALIGNED(width, 32)) {
+      ARGBToUVJRow = ARGBToUVJRow_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height - 1; y += 2) {
     ARGBToUVJRow(src_argb, src_stride_argb, dst_u, dst_v, width);
@@ -1436,6 +1452,22 @@ int ARGBToJ422(const uint8* src_argb,
     }
   }
 #endif
+#if defined(HAS_ARGBTOYJROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    ARGBToYJRow = ARGBToYJRow_Any_MSA;
+    if (IS_ALIGNED(width, 16)) {
+      ARGBToYJRow = ARGBToYJRow_MSA;
+    }
+  }
+#endif
+#if defined(HAS_ARGBTOUVJROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    ARGBToUVJRow = ARGBToUVJRow_Any_MSA;
+    if (IS_ALIGNED(width, 32)) {
+      ARGBToUVJRow = ARGBToUVJRow_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height; ++y) {
     ARGBToUVJRow(src_argb, 0, dst_u, dst_v, width);
@@ -1497,6 +1529,14 @@ int ARGBToJ400(const uint8* src_argb,
     }
   }
 #endif
+#if defined(HAS_ARGBTOYJROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    ARGBToYJRow = ARGBToYJRow_Any_MSA;
+    if (IS_ALIGNED(width, 16)) {
+      ARGBToYJRow = ARGBToYJRow_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height; ++y) {
     ARGBToYJRow(src_argb, dst_yj, width);