Add MSA optimized I422ToRGB565Row_MSA, I422ToARGB4444Row_MSA and I422ToARGB1555Row_MSA functions

source/convert_from.cc

 /*
  *  Copyright 2012 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 639 matching lines @@
   }
 #endif
 #if defined(HAS_I422TOARGB1555ROW_NEON)
   if (TestCpuFlag(kCpuHasNEON)) {
     I422ToARGB1555Row = I422ToARGB1555Row_Any_NEON;
     if (IS_ALIGNED(width, 8)) {
       I422ToARGB1555Row = I422ToARGB1555Row_NEON;
     }
   }
 #endif
+#if defined(HAS_I422TOARGB1555ROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    I422ToARGB1555Row = I422ToARGB1555Row_Any_MSA;
+    if (IS_ALIGNED(width, 8)) {
+      I422ToARGB1555Row = I422ToARGB1555Row_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height; ++y) {
     I422ToARGB1555Row(src_y, src_u, src_v, dst_argb1555, &kYuvI601Constants,
                       width);
     dst_argb1555 += dst_stride_argb1555;
     src_y += src_stride_y;
     if (y & 1) {
       src_u += src_stride_u;
       src_v += src_stride_v;
     }
@@ skipping 43 matching lines @@
   }
 #endif
 #if defined(HAS_I422TOARGB4444ROW_NEON)
   if (TestCpuFlag(kCpuHasNEON)) {
     I422ToARGB4444Row = I422ToARGB4444Row_Any_NEON;
     if (IS_ALIGNED(width, 8)) {
       I422ToARGB4444Row = I422ToARGB4444Row_NEON;
     }
   }
 #endif
+#if defined(HAS_I422TOARGB4444ROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    I422ToARGB4444Row = I422ToARGB4444Row_Any_MSA;
+    if (IS_ALIGNED(width, 8)) {
+      I422ToARGB4444Row = I422ToARGB4444Row_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height; ++y) {
     I422ToARGB4444Row(src_y, src_u, src_v, dst_argb4444, &kYuvI601Constants,
                       width);
     dst_argb4444 += dst_stride_argb4444;
     src_y += src_stride_y;
     if (y & 1) {
       src_u += src_stride_u;
       src_v += src_stride_v;
     }
@@ skipping 42 matching lines @@
   }
 #endif
 #if defined(HAS_I422TORGB565ROW_NEON)
   if (TestCpuFlag(kCpuHasNEON)) {
     I422ToRGB565Row = I422ToRGB565Row_Any_NEON;
     if (IS_ALIGNED(width, 8)) {
       I422ToRGB565Row = I422ToRGB565Row_NEON;
     }
   }
 #endif
+#if defined(HAS_I422TORGB565ROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    I422ToRGB565Row = I422ToRGB565Row_Any_MSA;
+    if (IS_ALIGNED(width, 8)) {
+      I422ToRGB565Row = I422ToRGB565Row_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height; ++y) {
     I422ToRGB565Row(src_y, src_u, src_v, dst_rgb565, &kYuvI601Constants, width);
     dst_rgb565 += dst_stride_rgb565;
     src_y += src_stride_y;
     if (y & 1) {
       src_u += src_stride_u;
       src_v += src_stride_v;
     }
   }
@@ skipping 324 matching lines @@
     default:
       return -1;  // unknown fourcc - return failure code.
   }
   return r;
 }
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif